CN219064257U - Heat energy recovery system for heat-containing wastewater - Google Patents
Heat energy recovery system for heat-containing wastewater Download PDFInfo
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- CN219064257U CN219064257U CN202222802364.4U CN202222802364U CN219064257U CN 219064257 U CN219064257 U CN 219064257U CN 202222802364 U CN202222802364 U CN 202222802364U CN 219064257 U CN219064257 U CN 219064257U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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Abstract
The utility model discloses a heat recovery system for heat-containing waste water, which comprises a waste water tank, a filter, a heat exchanger, a cold water tank, waste water treatment equipment and a hot water tank, wherein a switch group is arranged on the waste water tank, the water outlet of the waste water tank is connected with the water inlet of the filter, the water outlet of the filter is connected with the hot waste water inlet of the heat exchanger and the water outlet of the heat exchanger is connected with the waste water treatment equipment through connecting pipes, the water outlet of the cold water tank is connected with the water inlet of the heat exchanger and the water outlet of the hot water inlet of the heat exchanger is connected with the water inlet of the hot water tank through connecting pipes, and a waste water pump is arranged on the connecting pipes between the waste water tank and the filter.
Description
Technical Field
The utility model relates to the technical field of waste water utilization, in particular to a heat energy recovery system for waste water containing heat.
Background
The wastewater is the general term of water discharged in the activities of residents and runoff rainwater. The method comprises the steps of enabling domestic sewage, industrial wastewater and initial rain to flow into a drainage pipe canal and other useless water, generally referring to water which cannot be recycled after being treated by a certain technology or cannot reach a certain standard after being subjected to primary pollution, and 'heat-containing wastewater', referring to high-temperature cooling water and ash flushing water discharged by industries such as thermal power plants, nuclear power plants, nonferrous metal smelting, petrochemical industry and the like, causing the temperature of a receiving water body to rise, wherein the heat-containing wastewater generally adopts the measures of recycling the wastewater, placing and cooling and the like, and can adopt a heat recovery system to recycle the heat energy of the wastewater in order to reduce the waste of the heat energy in the wastewater.
Disclosure of Invention
In view of the problems existing in the prior art, the utility model discloses a heat energy recovery system for hot wastewater, which adopts the technical scheme that the heat energy recovery system comprises a wastewater tank, a filter, a heat exchanger, a cold water tank, wastewater treatment equipment and a hot water tank, wherein a switch group is arranged on the wastewater tank, the water outlet of the wastewater tank is connected with the water inlet of the filter, the water outlet of the filter is connected with the hot wastewater inlet of the heat exchanger and the hot wastewater outlet of the heat exchanger is connected with the wastewater treatment equipment through connecting pipes, the water outlet of the cold water tank is connected with the cold water inlet of the heat exchanger and the hot water outlet of the heat exchanger is also connected with the water inlet of the hot water tank through connecting pipes, a wastewater pump is arranged on the connecting pipe between the wastewater tank and the filter, a cold water pump is fixedly arranged on the side surface of the wastewater tank, and the cold water pump is fixedly arranged on the side surface of the cold water tank;
the filter comprises a shell, filtering holes, a filter plate, ejector rods, supporting frames, telescopic rods and springs, wherein the filter plate is fixedly arranged in the middle of the shell, a plurality of filtering holes are formed in the side face of the filter plate, four telescopic rods are arranged on the telescopic rods, one ends of the four telescopic rods are fixedly connected with the inner side faces of water outlets of the shell, the other ends of the four telescopic rods are fixedly connected with the side faces of four corners of the supporting frames, a plurality of ejector rods are fixedly arranged on the side faces, which are close to the filter plate, of the supporting frames, the ejector rods are in one-to-one correspondence with the filtering holes, the springs are arranged in two ends of each spring are respectively fixedly connected with the inner side faces of the shell and the side faces, which are far away from the filter plate, of the filter plate cleaning mechanism is arranged in the filter, impurities in hot waste water can be filtered, the filtering holes can be dredged along with the aggregation of the filtered impurities, the filtering holes are prevented from being blocked, the filter holes do not need to be stopped, the efficiency of recovering heat of the hot waste water cannot be influenced, and the filter waste water is convenient to use.
As a preferable technical scheme of the utility model, the filter plate cleaning mechanism comprises a guide rod, a scraping plate, a screw rod and a motor, wherein two ends of the guide rod are fixedly connected with one side of the top and the bottom in the shell respectively, the lower end of the guide rod passes through a sliding hole on the upper surface of one end of the scraping plate, two ends of the screw rod are rotatably connected with the other side of the top and the bottom in the shell respectively, the lower end of the screw rod passes through a screw hole on the upper surface of the other end of the scraping plate, the side surface of the scraping plate is contacted with the side surface of the filter plate, the motor is fixedly arranged on one side of the upper surface of the shell, an output shaft of the motor passes through a through hole on the upper surface of the shell and is fixedly connected with the upper end of the screw rod, the motor is electrically connected with the switch group, and the filter plate cleaning mechanism can scrape impurities filtered out from the filter plate to prevent the filter hole from being blocked by the impurities.
As a preferred embodiment of the present utility model, the length of the top rod is equal to the thickness of the filter plate.
As a preferable technical scheme of the utility model, the side surface of the water outlet protruding part on the lower surface of the filter is in threaded connection with the inner side surface of the sealing cover, and the sealing cover can be used for opening and sealing a sewage outlet on the shell, so that impurities in the shell can be cleaned conveniently.
As a preferable technical scheme of the utility model, the outer side of the shell is wrapped with the heat preservation sleeve, the heat preservation sleeve is fixed on the shell, and the heat preservation sleeve can prevent heat loss of the heat-containing wastewater in the filtering process.
The utility model has the beneficial effects that: according to the utility model, the waste water containing heat in the waste water tank can be conveyed into the heat exchanger through the connecting pipe to be in contact with circulating cold water, so that heat in the waste water containing heat is transferred into the cold water to heat the cold water for use by people, the purpose of heat recovery in the waste water is achieved, impurities in the waste water containing heat can be filtered through the filtering holes in the filtering plate in the process of conveying the waste water containing heat, when the filtering holes are blocked by more filtered impurities on the filtering plate, the pressure of the waste water containing heat is reduced through the filtering holes, the supporting frame is pushed to move by the elasticity of the springs, the ejector rods on the supporting frame are inserted into the filtering holes to dredge the filtering holes, the screw rod is driven to rotate through the motor, the screw rod is driven to move the scraping plate downwards, the impurities filtered out from the filtering plate are scraped off by the scraping plate, the impurities are prevented from blocking the filtering holes, shutdown is not needed in the process, the waste water containing heat recovery efficiency is not influenced, the waste water containing heat can be conveniently used, the drain outlet on the shell can be opened and sealed through the sealing cover, the waste water containing heat loss in the filtering process can be conveniently cleaned through the heat preservation sleeve.
Drawings
FIG. 1 is a schematic diagram of the overall frontal structure of the present utility model;
FIG. 2 is a schematic view of the overall rear structure of the present utility model;
FIG. 3 is a schematic view of the internal structure of the filter according to the present utility model;
fig. 4 is a schematic view of a supporting frame structure according to the present utility model.
In the figure: 1 wastewater tank, 2 switch group, 3 wastewater pump, 4 connecting pipe, 5 filter, 51 shell, 52 filtration pore, 53 filter plate, 54 ejector pin, 55 supporting frame, 56 telescopic link, 57 spring, 6 filter plate cleaning mechanism, 61 guide arm, 62 scraper blade, 63 lead screw, 64 motor, 7 heat exchanger, 8 cold water tank, 9 wastewater treatment equipment, 10 hot water tank, 11 cold water pump, 12 sealed lid, 13 insulation cover.
Detailed Description
Example 1
As shown in fig. 1 to 4, the utility model discloses a heat energy recovery system for heat-containing waste water, which adopts the technical scheme that the heat energy recovery system comprises a waste water tank 1, a filter 5, a heat exchanger 7, a cold water tank 8, waste water treatment equipment 9 and a hot water tank 10, wherein a switch group 2 is arranged on the waste water tank 1, the water outlet of the waste water tank 1 is connected with the water inlet of the filter 5, the water outlet of the filter 5 is connected with the hot waste water inlet of the heat exchanger 7 and the hot waste water outlet of the heat exchanger 7 is connected with the waste water treatment equipment 9 through connecting pipes 4, the water outlet of the cold water tank 8 is connected with the cold water inlet of the heat exchanger 7 and the hot water outlet of the heat exchanger 7 is also connected with the water inlet of the hot water tank 10 through the connecting pipes 4, a waste water pump 3 is arranged on the connecting pipes 4 between the waste water tank 1 and the filter 5, the waste water pump 3 is fixedly arranged on the side surface of the waste water tank 1, the connecting pipes 4 between the cold water tank 8 and the heat exchanger 7 are fixedly arranged on the side surface of the cold water pump 11, the waste water pump 3 and the cold water pump 11 is electrically connected with the switch group 2, and the waste water in the waste water tank 1 can be conveyed into the heat exchanger 7 through the connecting pipes 4 to the hot water inlet of the heat-containing water tank and the heat water tank and the circulating cold water to heat water for heat recovery purposes;
the filter 5 comprises a shell 51, filter holes 52, a filter plate 53, ejector rods 54, a supporting frame 55, telescopic rods 56 and springs 57, wherein the filter plate 53 is fixedly arranged in the middle part in the shell 51, the side surface of a water outlet protruding part of the lower surface of the shell 51 is in threaded connection with the inner side surface of a sealing cover 12, the outer side of the shell 51 is wrapped with a heat preservation sleeve 13, the heat preservation sleeve 13 is fixed on the shell 51, a plurality of filter holes 52 are formed in the side surface of the filter plate 53, four telescopic rods 56 are arranged, one ends of the four telescopic rods 56 are fixedly connected with the inner side surface of the water outlet part of the shell 51, the other ends of the four telescopic rods 56 are fixedly connected with the side surfaces of four corners of the supporting frame 55, a plurality of ejector rods 54 are fixedly connected with the side surface of the supporting frame 55, which is close to the filter plate 53, the ejector rods 54 are in one-to-one correspondence with the filter holes 52, the length of the ejector rods 54 is equal to the thickness of the filter plate 53, two springs 57 are arranged, two ends of the two springs 57 are respectively fixedly connected with the inner side surface of the shell 51 and the side surface of the supporting frame 55, which is far away from the filter plate 53, the filter 5 is internally provided with a filter plate cleaning mechanism 6, the filter holes 52 on the filter plate 53 can filter impurities in the heat-containing wastewater in the process of conveying the heat-containing wastewater, when the filter holes 52 are blocked by more filtered impurities on the filter plate, the pressure of the heat-containing wastewater through the filter holes 52 is reduced, the elasticity of the springs 57 can push the supporting frame 55 to move, so that the ejector rods 54 on the supporting frame 55 are inserted into the filter holes 52 to dredge the filter holes, the filter plate cleaning mechanism 6 comprises guide rods 61, scraping plates 62, screw rods 63 and motors 64, two ends of the guide rods 61 are fixedly connected with one side of the top and the bottom in the shell 51 respectively, the lower ends of the guide rods 61 pass through sliding holes on the upper surface of one end of the scraping plates 62, two ends of the screw rods 63 are rotatably connected with the other side of the top and the bottom in the shell 51 respectively, the lower ends of the screw rods 63 pass through screw holes on the upper surface of the other end of the scraping plates 62, the side of scraper blade 62 contacts with the side of filter plate 53, motor 64 fixed mounting is in one side of casing 51 upper surface, motor 64's output shaft passes the through-hole of casing 51 upper surface and the upper end fixed connection of lead screw 63, motor 64 and switch group 2 electric connection drive lead screw 63 through motor 64 and rotate, make lead screw 63 drive scraper blade 62 downwardly moving, make scraper blade 62 scrape the impurity of straining out on the filter plate 63, prevent impurity jam filtration pore 52, need not shut down in this process, can not cause the influence to the efficiency of containing hot waste water heat recovery, facilitate the use.
The working principle of the utility model is as follows: the external power supply is connected, the waste water pump 3 is controlled to work through the switch group 2, the waste water containing heat in the waste water tank 1 is conveyed into the heat exchanger 7 through the connecting pipe, meanwhile, the cold water pump 11 is controlled to work through the switch group 2, cold water in the cold water tank 8 is also conveyed into the heat exchange pipe in the heat exchanger 7 through the connecting pipe 4, heat in the waste water containing heat is transferred into the cold water, the cold water is heated, thereby achieving heat recovery, waste water after heat transfer in the heat exchanger 7 flows out to the waste water treatment equipment 9, the waste water is discharged after reaching standards after being treated by the waste water treatment equipment 9, during the process of conveying the waste water containing heat from the waste water tank 1 to the heat exchanger 7, the waste water is firstly conveyed into the shell 51, along with the increase of water quantity at one side in the shell 51, the water pressure is increased, the water pressure can push the supporting frame 55 to move, the supporting frame 55 compresses the spring 57, the ejector rod 54 moves out of the filter hole 52, at this time, the filtering holes 52 on the filter plate 53 will filter the impurities in the heat-containing waste water, so that the impurities in the heat-containing waste water stay on the filter plate 53, along with the filtration of the heat-containing waste water, the impurities filtered out from the filter plate 53 will be more and more, and the excessive impurities will block the filtering holes 52, at this time, the pressure of the water pressure to the ejector rods 54 and the supporting frame 55 is reduced, at this time, the elasticity of the springs 57 will push the supporting frame 55 to reset, so that the ejector rods 54 on the supporting frame 55 are inserted into the filtering holes 52, the filtering holes 52 are dredged, the heat-containing waste water can continue to be filtered through the filtering holes, meanwhile, the motor 64 is controlled to work by the switch group 2, so that the output shaft of the motor 64 drives the screw 63 to rotate, so that the screw 63 drives the scraper 62 to move downwards along the direction of the guide rod 61, so that the scraper 62 scrapes the impurities on the filter plate 53, thereby achieving the cleaning effect of the filter plate 53, the sealing cap 12 can be unscrewed so that impurities at the bottom inside the housing 51 can be discharged to the outside.
The circuit connection related to the utility model is a conventional means adopted by the person skilled in the art, can obtain technical teaching through limited tests, and belongs to the widely used prior art.
The components not described in detail herein are prior art.
Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.
Claims (5)
1. The utility model provides a contain hot waste water heat recovery system, its characterized in that includes waste water pond (1), filter (5), heat exchanger (7), cold water pond (8), waste water treatment facility (9) and hot water pond (10), install switch group (2) on waste water pond (1), between waste water pond (1) delivery port and filter (5) water inlet, between filter (5) delivery port and heat exchanger (7) hot waste water inlet and between heat exchanger (7) hot waste water delivery port and waste water treatment facility (9) all pass through connecting pipe (4), between cold water pond (8) delivery port and heat exchanger (7) cold water inlet and between heat exchanger (7) hot water delivery port and hot water pond (10) water inlet also pass through connecting pipe (4) and be connected, install waste water pump (3) on connecting pipe (4) between waste water pond (1) and filter (5), install on connecting pipe (4) between cold water pond (8) and heat exchanger (7) cold water pump (11) side of waste water pump (3) fixed mounting in waste water pond (1), the wastewater pump (3) and the cold water pump (11) are electrically connected with the switch group (2);
the filter (5) comprises a shell (51), filtering holes (52), a filter plate (53), ejector rods (54), supporting frames (55), telescopic rods (56) and springs (57), wherein the middle part in the shell (51) is fixedly provided with the filter plate (53), a plurality of filtering holes (52) are formed in the side face of the filter plate (53), the telescopic rods (56) are four, one ends of the four telescopic rods (56) are fixedly connected with the inner side face of a water outlet on the shell (51), the other ends of the four telescopic rods are fixedly connected with the side faces of four corners of the supporting frames (55), a plurality of ejector rods (54) are fixedly connected with the side face, close to the filter plate (53), of the supporting frames (55), the ejector rods (54) are in one-to-one correspondence with the filtering holes (52), the springs (57) are arranged two, two ends of each spring (57) are respectively fixedly connected with the inner side face of the shell (51) and the side face, far away from the filter plate (53), of the supporting frames (55), and a filter plate mechanism (6) is installed in the filter (5).
2. A thermal energy recovery system for waste water containing heat as defined in claim 1, wherein: the filter plate cleaning mechanism (6) comprises a guide rod (61), a scraping plate (62), a screw rod (63) and a motor (64), wherein two ends of the guide rod (61) are fixedly connected with one side of the inner top and the bottom of the shell (51) respectively, the lower end of the guide rod (61) penetrates through a sliding hole on the upper surface of one end of the scraping plate (62), two ends of the screw rod (63) are rotatably connected with the other side of the inner top and the other side of the inner bottom of the shell (51) respectively, the lower end of the screw rod (63) penetrates through a screw hole on the upper surface of the other end of the scraping plate (62), the side of the scraping plate (62) is in contact with the side of the filter plate (53), the motor (64) is fixedly arranged on one side of the upper surface of the shell (51), an output shaft of the motor (64) penetrates through a through hole on the upper surface of the shell (51) and is fixedly connected with the upper end of the screw rod (63), and the motor (64) is electrically connected with the switch group (2).
3. A thermal energy recovery system for waste water containing heat as defined in claim 1, wherein: the length of the ejector rod (54) is equal to the thickness of the filter plate (53).
4. A thermal energy recovery system for waste water containing heat as claimed in claim 2, wherein: the side surface of the water outlet protruding part on the lower surface of the shell (51) is in threaded connection with the inner side surface of the sealing cover (12).
5. A thermal energy recovery system for waste water containing heat as claimed in claim 2, wherein: the outside of casing (51) parcel has insulation cover (13), insulation cover (13) are fixed on casing (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222802364.4U CN219064257U (en) | 2022-10-24 | 2022-10-24 | Heat energy recovery system for heat-containing wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222802364.4U CN219064257U (en) | 2022-10-24 | 2022-10-24 | Heat energy recovery system for heat-containing wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219064257U true CN219064257U (en) | 2023-05-23 |
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ID=86368536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222802364.4U Active CN219064257U (en) | 2022-10-24 | 2022-10-24 | Heat energy recovery system for heat-containing wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219064257U (en) |
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2022
- 2022-10-24 CN CN202222802364.4U patent/CN219064257U/en active Active
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