Household external combined cooling heating and power generation system

Abstract

The invention discloses a household external combined cooling heating and power generation system, and belongs to the technical field of combined cooling heating and power generation systems, the system comprises a box body, the top side in the box body is connected with a fixing plate, one side below the fixing plate is provided with a recovery tank, and the bottom side in the recovery tank is provided with a descaling assembly and an auxiliary heating assembly. According to the cleaning device, high-temperature cylinder sleeve water in the recycling tank is conveyed into the fixed box through the liquid pump, liquid flowing in the fixed box can drive inclined blades, a rotating shaft, a connecting sleeve, a connecting rod and a scraping block to rotate, and the inner wall of the recycling tank is cleaned through the scraping block; a large amount of incrustation scale is prevented from being generated in the recycling tank in the long-time recycling and storing process, the smoothness of the heat transfer surface in the recycling tank and the heat transfer coefficient are prevented from being influenced, then the heat energy recycling efficiency and the heat preservation effect of the recycling tank are prevented from being influenced, and therefore the heat recycling effect of the system in the using process is effectively improved.

Description

Technical Field

[0001] The invention belongs to the technical field of combined cooling, heating and power generation systems, and in particular relates to a household external combined cooling, heating and power generation system. Background Art

[0002] With the increasing development of my country's economy, people's living needs are constantly increasing, and the demand for energy is also increasing. However, in remote areas, the distribution of energy users is relatively scattered. Although electric energy can be transmitted over long distances, the cost of setting up basic equipment such as power grids is high, and there are large transmission losses. In addition, compared with electric energy, cold / heat energy is not suitable for long-distance transmission. Therefore, a combined heat, cooling and power system is needed to supply power for it. The combined heat, cooling and power system is a multi-energy combined power system based on the concept of energy cascade utilization, integrating refrigeration, heating (heating and hot water supply) and power generation processes.

[0003] For example, a small household distributed energy combined cooling, heating and power system is disclosed in Chinese patent document (CN106052186A), comprising an intelligent management unit and a gas engine unit, a cooling unit, a heating unit and a power supply unit connected thereto; the gas engine unit comprises an LNG storage tank, an LNG vaporizer (3) and a gas engine (4) connected in sequence; the heating unit comprises a heating heat exchanger (5) and a hot water tank (6), and the hot water tank (6) exchanges heat with the gas engine (4) through the heating heat exchanger (5); the cooling unit comprises a cooling heat exchange device (12) and a cooling device (9), The cold equipment (9) exchanges heat with the LNG vaporizer (3) through the cold supply heat exchange device (12); the power supply unit includes a generator (10) and the power equipment (13), and the generator (10) is connected to the gas engine (4). Compared with the prior art, the invention provides a trigeneration energy solution based on municipal electricity, and can also access renewable energy, thereby improving energy efficiency. However, after long-term use of the system, scaling will occur inside the heat exchanger, which will affect the heat recovery efficiency of the system. Therefore, certain improvements are needed. Summary of the invention

[0004] The purpose of the present invention is to solve the problem that after long-term use, scaling will occur inside the heat exchanger of the prior art, thereby affecting the heat recovery efficiency of the system, and to propose a household external combined cooling, heating and power generation system.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A household external combined cooling, heating and power generation system, comprising a box, a fixing plate connected to the top of the box, a recovery tank arranged on one side below the fixing plate, a recovery cleaning component arranged on one side outside the recovery tank, and a descaling component and an auxiliary heating component arranged on the bottom of the recovery tank;

[0007] The descaling assembly includes a partition and a fixed box, wherein an oblique blade is arranged inside the fixed box, a rotating shaft is fixedly connected inside the oblique blade, the top end of the rotating shaft extends to the inside of the recovery tank and is fixedly connected to two connecting sleeves, connecting rods are fixedly connected to both sides of the connecting sleeves, and a scraper block is connected to the other side of the connecting rod, one side of the fixed box is connected to a water pipe, and the other end of the water pipe extends to the outside of the recovery tank and is connected to a liquid pump, and the water flow inside the recovery tank is transported to the inside of the fixed box by the liquid pump, so as to drive the oblique blades, the rotating shaft and the scraper block to rotate and descale the inner wall of the recovery tank.

[0008] As a further description of the above technical solution:

[0009] The top of the fixed box is fixedly connected to the bottom of the partition, the outer peripheral side of the partition is fixedly connected to the inner wall of the recovery tank, the rotating shaft is rotatably connected to the fixed box and the inside of the recovery tank, the scraper block is in contact with the inner wall of the recovery tank, and one side of the liquid pump is fixedly connected to a support seat, and the bottom of the support seat is fixedly connected to the inner wall of the box.

[0010] As a further description of the above technical solution:

[0011] The auxiliary heating assembly includes a first metal plate, the bottom of which is fixedly connected to the bottom of the recovery tank, a second metal plate is arranged on the top of the first metal plate, the top of the second metal plate is fixedly connected to the bottom end of the rotating shaft, and the rotating shaft is arranged as a heat-conducting shaft.

[0012] As a further description of the above technical solution:

[0013] A heat-conducting sleeve is arranged above the second metal plate, and the heat-conducting sleeve is arranged inside the recovery tank. The heat-conducting sleeve is fixedly connected to the outer peripheral side of the rotating shaft, and the heat-conducting sleeve is located between two connecting sleeves. Heat-conducting plates are fixedly connected on both sides of the heat-conducting sleeve, and a plurality of first through holes are opened inside the heat-conducting plate.

[0014] As a further description of the above technical solution:

[0015] The recycling and cleaning assembly includes a connecting box, one side of which is fixedly connected to the outer wall of the recovery tank, and a second through hole is opened at the junction of the connecting box and the recovery tank, the second through hole is located above the partition, one side of the connecting box is fixedly connected to an installation box, and the installation box is fixedly connected to an electric telescopic rod on the side away from the connecting box.

[0016] As a further description of the above technical solution:

[0017] The output end of the electric telescopic rod extends to the interior of the installation box and is fixedly connected to a sliding plate. The sliding plate is slidably connected to the interior of the installation box, and the other side of the sliding plate is fixedly connected to a sliding block. The other side of the sliding block extends to the interior of the connection box and is fixedly connected to a pumping frame. The sliding block is slidably connected to the interior of the connection box.

[0018] As a further description of the above technical solution:

[0019] A cleaning block is fixedly connected to one side of the water pumping frame, and a filter screen is arranged on the other side of the cleaning block. The filter screen is fixedly connected to the inner wall of the connection box.

[0020] As a further description of the above technical solution:

[0021] A first cavity is provided inside the water pumping frame, one side of the first cavity is connected to multiple water pumping ports, the water pumping ports are located inside the water pumping frame, the other side of the first cavity is connected to the second cavity, the second cavity is located inside the sliding block, the other side of the second cavity is connected to a liquid inlet pipe, the other end of the liquid inlet pipe is connected to a liquid bag, and the two sides of the liquid bag are respectively fixedly connected to the sliding plate and the inner wall of the mounting box.

[0022] As a further description of the above technical solution:

[0023] One side of the liquid bag is connected to a liquid outlet pipe, and both the liquid outlet pipe and the liquid inlet pipe are provided with a one-way valve. The other end of the liquid outlet pipe is connected to a recovery box, the bottom of the recovery box is fixedly connected to the top of the connection box, and a filter frame is provided inside the recovery box, a reflux pipe is provided at the bottom of the filter frame, the other end of the reflux pipe is connected to the connection box, and a one-way valve is provided on the reflux pipe.

[0024] As a further description of the above technical solution:

[0025] The connecting box is connected to a water pumping pipe on the side away from the recovery tank, and the other end of the water pumping pipe is connected to the liquid pump, the top side of the recovery tank is connected to a high-temperature cylinder jacket water output pipe, and the other end of the high-temperature cylinder jacket water output pipe is connected to a gas generator set, a gas inlet pipe is arranged on one side of the top of the gas generator set, and an exhaust pipe is arranged on one side of the gas generator set, and the other end of the exhaust pipe is connected to a flue gas and hot water supplementary combustion type absorption cooling and heating water unit, the bottom of the flue gas and hot water supplementary combustion type absorption cooling and heating water unit is fixedly connected to the inner wall of the box, the bottom side of the flue gas and hot water supplementary combustion type absorption cooling and heating water unit is connected to a hot water outlet pipe, and the other end of the hot water outlet pipe is connected to the water outlet pipe, the other side of the bottom of the flue gas and hot water supplementary combustion type absorption cooling and heating water unit is connected to a cold water outlet pipe, and the other end of the cold water outlet pipe extends to the outside of the box, and the other side of the gas generator set is connected to a water inlet pipe.

[0026] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0027] 1. In the present invention, by means of the descaling component, the liquid pump can transport the high-temperature cylinder jacket water in the recovery tank to the inside of the fixed box through the liquid pump, and then transport it to the heating system inside the family through the water outlet pipe, so as to provide a heat source for the heating system inside the family, thereby improving the energy utilization effect of the system during use, and the liquid flowing inside the fixed box will drive the oblique blades, the rotating shaft, the connecting sleeve, the connecting rod and the scraper block to rotate, and the inner wall of the recovery tank is cleaned by the scraper block to prevent the recovery tank from generating a large amount of scale inside during the long-term recovery and storage process, to prevent the recovery tank from affecting the flatness and heat transfer coefficient of the heat transfer surface inside the recovery tank, and thus to prevent the recovery tank from affecting the heat recovery efficiency and the insulation effect, thereby effectively improving the heat recovery effect of the system during use, and the system can convert the fluidity of the water flow into a cleaning effect on the inside of the recovery tank, thereby reducing the maintenance cost and energy consumption of the system during use, while ensuring the heat recovery effect of the system during use.

[0028] 2. In the present invention, by setting up an auxiliary heating component, the rotating shaft drives the second metal plate to rotate and contact and rub against the first metal plate, resulting in continuous accumulation and increase of heat therebetween, and the accumulated and increased heat is evenly transferred to the inside of the recovery tank through the rotating shaft, the heat-conducting sleeve and the heat-conducting plate, thereby assisting in increasing the output temperature of the water outlet pipe during use, and further improving the thermal energy utilization effect of the system during use.

[0029] 3. In the present invention, a recovery and cleaning component is set up, and the pumping pipe will carry a part of the clean scale in the process of extracting the water flow inside the recovery tank. At this time, the filter will filter the scale in the water flow, thereby ensuring the safety of the system during the heating process, so that the electric telescopic rod drives the sliding plate, the sliding block, the pumping frame and the cleaning block to move, and the filter is automatically cleaned by the cleaning block, which reduces the maintenance cost of the system during use. The sliding plate will stretch the liquid bag during the movement, and the impurities cleaned on the surface of the filter and the carried water flow will be transported to the filter frame inside the recovery box through the expansion and compression of the liquid bag. The filter frame will collect the impurities, and the carried water flow will flow back to the inside of the connecting box through the reflux pipe, so that the system can automatically discharge the scale inside it, thereby effectively improving the portability of the system during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention;

[0031] Figure 2 It is a schematic diagram of the internal three-dimensional structure of the box body in the present invention;

[0032] Figure 3 It is a schematic diagram of the overall three-dimensional structure of the recovery tank in the present invention;

[0033] Figure 4 For the present invention Figure 3 A local enlarged structural schematic diagram;

[0034] Figure 5 It is a partial three-dimensional structural schematic diagram of the recycling and cleaning component of the present invention;

[0035] Figure 6 This is a schematic diagram of the internal three-dimensional structure of the recovery tank in the present invention;

[0036] Figure 7 It is a schematic diagram of the overall three-dimensional structure of the descaling component and the auxiliary heating component in the present invention;

[0037] Figure 8 It is a schematic diagram of the internal three-dimensional structure of the fixed box in the present invention.

[0038] Legend:

[0039] 1. Box body; 2. Fixed plate; 3. Recovery tank; 4. Descaling assembly; 401. Partition; 402. Fixed box; 403. Oblique blades; 404. Rotating shaft; 405. Connecting sleeve; 406. Connecting rod; 407. Scraper; 408. Water pipe; 409. Liquid pump; 410. Support seat; 5. Auxiliary heating assembly; 501. First metal plate; 502. Second metal plate; 503. Heat conducting plate; 504. First through hole; 505. Heat conducting sleeve; 6. Recovery cleaning assembly ; 601, connection box; 602, installation box; 603, electric telescopic rod; 604, sliding plate; 605, sliding block; 606, pumping frame; 607, cleaning block; 608, pumping port; 609, filter; 610, liquid bag; 611, liquid outlet pipe; 612, recovery box; 7, pumping pipe; 8, outlet pipe; 9, gas generator set; 10, exhaust pipe; 11, flue gas hot water supplementary combustion type absorption chiller; 12, high-temperature cylinder jacket water output pipe; 13, gas inlet pipe. DETAILED DESCRIPTION

[0040] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0041] See also Figure 1-Figure 8The present invention provides a technical solution: a household external combined cooling, heating and power generation system, comprising a box body 1, a fixing plate 2 is connected to the top side of the box body 1, a recovery tank 3 is arranged on one side below the fixing plate 2, a recovery cleaning component 6 is arranged on one side outside the recovery tank 3, and a descaling component 4 and an auxiliary heating component 5 are arranged on the bottom side of the recovery tank 3.

[0042] The descaling assembly 4 includes a partition 401 and a fixed box 402. An oblique blade 403 is arranged inside the fixed box 402. A rotating shaft 404 is fixedly connected inside the oblique blade 403. The top of the rotating shaft 404 extends to the inside of the recovery tank 3 and is fixedly connected to two connecting sleeves 405. Both sides of the connecting sleeve 405 are fixedly connected to connecting rods 406. The other side of the connecting rod 406 is connected to a scraper 407. One side of the fixed box 402 is connected to a water pipe 408. The water pipe 408 is connected to the other side of the water pipe 408. One end extends to the outside of the recovery tank 3 and is connected to a liquid pump 409, through which the water flow inside the recovery tank 3 is transported to the inside of the fixed box 402 to drive the oblique blades 403, the rotating shaft 404 and the scraper 407 to rotate and descale the inner wall of the recovery tank 3. The top of the fixed box 402 is fixedly connected to the bottom of the partition 401, the outer peripheral side of the partition 401 is fixedly connected to the inner wall of the recovery tank 3, and the rotating shaft 404 is rotatably connected to the fixed box 402 and the inside of the recovery tank 3. , the scraper block 407 is in contact with the inner wall of the recovery tank 3, a support seat 410 is fixedly connected to one side of the liquid pump 409, and the bottom of the support seat 410 is fixedly connected to the inner wall of the box body 1, a high-temperature cylinder jacket water output pipe 12 is connected to one side of the top of the recovery tank 3, and the other end of the high-temperature cylinder jacket water output pipe 12 is connected to the gas generator set 9, a gas inlet pipe 13 is arranged on one side of the top of the gas generator set 9, and an exhaust pipe 10 is arranged on one side of the gas generator set 9. The other end of the exhaust pipe 10 is connected to a flue gas and hot water supplementary combustion type absorption cold and warm water unit 11, and the bottom of the flue gas and hot water supplementary combustion type absorption cold and warm water unit 11 is fixedly connected to the inner wall of the box body 1, and a hot water outlet pipe is connected to one side of the bottom of the flue gas and hot water supplementary combustion type absorption cold and warm water unit 11, and the other end of the hot water outlet pipe is connected to the water outlet pipe 8, and the other side of the bottom of the flue gas and hot water supplementary combustion type absorption cold and warm water unit 11 is connected to a cold water outlet pipe, and the other end of the cold water outlet pipe extends to the outside of the box body 1, and the other side of the gas generator set 9 is connected to a water inlet pipe.

[0043] Specific implementation method: The gas inlet pipe 13 and the water inlet pipe are transported to the gas generator set 9, and the gas generator set 9 will generate electricity for household use. At this time, the high-temperature exhaust gas generated during the operation of the gas generator set 9 will be transported to the flue gas hot water supplementary combustion type absorption chiller 11 through the exhaust pipe 10, and absorbed by the flue gas hot water supplementary combustion type absorption chiller 11 and converted into heating and cooling needs for the household, and the high-temperature cylinder jacket water generated during the operation of the gas generator set 9 will be transported to the recovery tank 3 through the outlet pipe 8. When heating is needed for the household, the liquid pump 409 is started, and the liquid pump 409 transports the high-temperature cylinder jacket water in the recovery tank 3 to the fixed box 402 through the liquid pump 409, and then transports it to the heating system inside the household through the outlet pipe 8, so as to provide a heat source for the heating system inside the household, thereby improving the system during use. The energy utilization effect is achieved, and the liquid flowing inside the fixed box 402 will drive the oblique blades 403 to rotate. The linkage effect between the oblique blades 403 and the rotating shaft 404 is used to transmit power to the rotating shaft 404, so that the rotating shaft 404 drives the connecting sleeve 405, the connecting rod 406 and the scraper block 407 to rotate, and the scraper block 407 is used to clean the inner wall of the recovery tank 3 to prevent the recovery tank 3 from generating a large amount of scale inside during the long-term recovery and storage process, ...

[0044] The auxiliary heating component 5 includes a first metal plate 501, the bottom of the first metal plate 501 is fixedly connected to the bottom of the recovery tank 3, a second metal plate 502 is arranged on the top of the first metal plate 501, the top of the second metal plate 502 is fixedly connected to the bottom end of the rotating shaft 404, the rotating shaft 404 is arranged as a heat-conducting shaft, a heat-conducting sleeve 505 is arranged above the second metal plate 502, the heat-conducting sleeve 505 is arranged inside the recovery tank 3, the heat-conducting sleeve 505 is fixedly connected to the outer peripheral side of the rotating shaft 404, and the heat-conducting sleeve 505 is located between the two connecting sleeves 405, and heat-conducting plates 503 are fixedly connected on both sides of the heat-conducting sleeve 505, and a plurality of first through holes 504 are opened inside the heat-conducting plate 503.

[0045] Specific implementation method: The second metal plate 502 is driven to rotate by the rotating shaft 404, and the second metal plate 502 will continuously contact and rub with the first metal plate 501 during the rotation process, resulting in continuous accumulation and increase of heat therebetween, and the accumulated and increased heat is transferred to the heat conducting plate 503 through the rotating shaft 404 and the heat conducting sleeve 505, and the heat conducting plate 503 will rotate at the same time under the rotation of the rotating shaft 404, so that the heat conducting plate 503 transfers the heat evenly to the inside of the recovery tank 3, which helps to increase the output temperature of the water outlet pipe 8 during use, and further improves the thermal energy utilization effect of the system during use.

[0046] The recycling and cleaning component 6 includes a connecting box 601, one side of which is fixedly connected to the outer wall of the recycling tank 3, and a second through hole is opened at the junction of the connecting box 601 and the recycling tank 3, and the second through hole is located above the partition 401, one side of the connecting box 601 is fixedly connected to the installation box 602, and the installation box 602 is fixedly connected to the electric telescopic rod 603 away from the side of the connecting box 601, and the output end of the electric telescopic rod 603 extends to the inside of the installation box 602 and is fixedly connected to a sliding plate 604, the sliding plate 604 is slidably connected to the inside of the installation box 602, and the other side of the sliding plate 604 is fixedly connected to a sliding block 605, and the other side of the sliding block 605 extends to the inside of the connecting box 601 and is fixedly connected to a pumping frame 606, and the sliding block 605 is slidably connected to the inside of the connecting box 601, one side of the pumping frame 606 is fixedly connected to a cleaning block 607, and the other side of the cleaning block 607 is provided with a filter screen 609, and the filter screen 609 is fixedly connected to the inner wall of the connecting box 601, A first cavity is provided inside the water frame 606, one side of the first cavity is connected to a plurality of water pumping ports 608, the water pumping ports 608 are located inside the water pumping frame 606, the other side of the first cavity is connected to a second cavity, the second cavity is located inside the sliding block 605, the other side of the second cavity is connected to a liquid inlet pipe, the other end of the liquid inlet pipe is connected to a liquid capsule 610, the two sides of the liquid capsule 610 are respectively fixedly connected to the sliding plate 604 and the inner wall of the installation box 602, and one side of the liquid capsule 610 is connected to a liquid outlet pipe 611 A one-way valve is provided on both the liquid outlet pipe 611 and the liquid inlet pipe. The other end of the liquid outlet pipe 611 is connected to a recovery box 612. The bottom of the recovery box 612 is fixedly connected to the top of the connecting box 601, and a filter frame is provided inside the recovery box 612. A return pipe is provided at the bottom of the filter frame. The other end of the return pipe is connected to the connecting box 601, and a one-way valve is provided on the return pipe. The side of the connecting box 601 away from the recovery tank 3 is connected to a pumping pipe 7, and the other end of the pumping pipe 7 is connected to the liquid pump 409.

[0047] Specific implementation method: The water pumping pipe 7 will carry a part of clean scale in the process of extracting the water flow inside the recovery tank 3. At this time, the filter screen 609 will filter the scale in the water flow, thereby ensuring the safety of the system during the heating process. The electric telescopic rod 603 is started according to actual needs to drive the sliding plate 604, the sliding block 605, the water pumping frame 606 and the cleaning block 607 to move. The filter screen 609 is automatically cleaned by the cleaning block 607, which reduces the maintenance cost of the system during use. The sliding plate 604 will pull the liquid capsule 610 during the movement. When the electric telescopic rod 603 moves in the opposite direction and squeezes the liquid capsule 610 through the sliding plate 604, the liquid inside the liquid capsule 610 is transported to the filter frame inside the recovery box 612 through the liquid outlet pipe 611. The filter frame collects the impurities, and the carried water flows back to the connection box 601 through the reflux pipe, so that the system can automatically discharge the scale inside it, thereby effectively improving the portability of the system during use.

[0048] Working principle: When in use, the gas inlet pipe 13 and the water inlet pipe are transported to the gas generator set 9, and the gas generator set 9 will generate electricity for family use. At this time, the high-temperature exhaust gas generated during the operation of the gas generator set 9 will be transported to the flue gas hot water supplementary combustion type absorption chiller 11 through the exhaust pipe 10, and the flue gas hot water supplementary combustion type absorption chiller 11 will absorb it and convert it into heating and cooling needs for the family, and the high-temperature cylinder jacket water generated during the operation of the gas generator set 9 will be transported to the recovery tank 3 through the water outlet pipe 8. When the family needs to be cooled, the high-temperature cylinder jacket water generated during the operation of the gas generator set 9 will be transported to the recovery tank 3 through the water outlet pipe 8. When heating, the liquid pump 409 is started, and the high-temperature cylinder jacket water in the recovery tank 3 is transported to the fixed box 402 through the liquid pump 409, and then transported to the heating system in the home through the water outlet pipe 8 for heating treatment. The liquid flowing in the fixed box 402 drives the oblique blades 403 to rotate. The linkage effect between the oblique blades 403 and the rotating shaft 404 is used to transmit power to the rotating shaft 404, so that the rotating shaft 404 drives the connecting sleeve 405, the connecting rod 406 and the scraping block 407 to rotate, and the scraping block 407 cleans the inner wall of the recovery tank 3;

[0049] At the same time, the rotating shaft 404 will drive the second metal plate 502 to rotate, and the second metal plate 502 will continuously contact and rub with the first metal plate 501 during the rotation process, resulting in continuous accumulation and increase of heat therebetween, and the accumulated and increased heat will be transferred to the heat conducting plate 503 through the rotating shaft 404 and the heat conducting sleeve 505, and the heat conducting plate 503 will rotate at the same time under the rotation of the rotating shaft 404, so that the heat conducting plate 503 will transfer the heat evenly to the inside of the recovery tank 3, thereby helping to increase the output temperature of the water outlet pipe 8 during use;

[0050] The suction pipe 7 will carry some clean scale in the process of extracting the water flow inside the recovery tank 3. At this time, the filter screen 609 will filter the scale in the water flow. The electric telescopic rod 603 is started according to actual needs to drive the sliding plate 604, the sliding block 605, the pumping frame 606 and the cleaning block 607 to move. The filter screen 609 is automatically cleaned by the cleaning block 607, and the sliding plate 604 will stretch the liquid capsule 610 during the movement, and the liquid capsule 610 will pass through the water inlet pipe. , the second cavity, the first cavity and the water suction port 608 extract the clean impurities and the carried water flow on the surface of the filter screen 609. When the electric telescopic rod 603 moves in the opposite direction and squeezes the liquid capsule 610 through the sliding plate 604, the liquid inside the liquid capsule 610 is transported to the filter frame inside the recovery box 612 through the liquid outlet pipe 611. The filter frame will collect the impurities, and the carried water flow will flow back to the connection box 601 through the reflux pipe, so that the system can automatically discharge the internal scale, which is convenient to use.

[0051] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A household external cooling, heating and power combined power generation system, comprising a box (1), characterized in that: The top side of the box body (1) is connected to a fixing plate (2), a recovery tank (3) is arranged on one side below the fixing plate (2), a recovery cleaning component (6) is arranged on one side outside the recovery tank (3), and a descaling component (4) and an auxiliary heating component (5) are arranged on the bottom side inside the recovery tank (3); The descaling assembly (4) comprises a partition (401) and a fixed box (402), wherein an oblique blade (403) is arranged inside the fixed box (402), wherein a rotating shaft (404) is fixedly connected inside the oblique blade (403), wherein the top end of the rotating shaft (404) extends into the interior of the recovery tank (3) and is fixedly connected to two connecting sleeves (405), wherein both sides of the connecting sleeve (405) are fixedly connected to connecting rods (406), wherein the connecting rods (406) are also fixedly connected to the connecting rods (406). One side is connected to a scraper (407), one side of the fixed box (402) is connected to a water pipe (408), the other end of the water pipe (408) extends to the outside of the recovery tank (3) and is connected to a liquid pump (409), and the water flow inside the recovery tank (3) is transported to the inside of the fixed box (402) through the liquid pump (409), so as to drive the oblique blades (403), the rotating shaft (404) and the scraper (407) to rotate and perform a descaling treatment on the inner wall of the recovery tank (3).

2. A household external combined cooling, heating and power generation system according to claim 1, characterized in that: The top of the fixed box (402) is fixedly connected to the bottom of the partition (401), the outer peripheral side of the partition (401) is fixedly connected to the inner wall of the recovery tank (3), the rotating shaft (404) is rotatably connected inside the fixed box (402) and the recovery tank (3), the scraper (407) is in contact with the inner wall of the recovery tank (3), and one side of the liquid extraction pump (409) is fixedly connected to a support seat (410), and the bottom of the support seat (410) is fixedly connected to the inner wall of the box body (1).

3. A household external combined cooling, heating and power generation system according to claim 2, characterized in that: The auxiliary heating component (5) comprises a first metal plate (501), the bottom of the first metal plate (501) is fixedly connected to the bottom of the recovery tank (3), the top of the first metal plate (501) is provided with a second metal plate (502), the top of the second metal plate (502) is fixedly connected to the bottom end of the rotating shaft (404), and the rotating shaft (404) is provided as a heat-conducting shaft.

4. A household external combined cooling, heating and power generation system according to claim 3, characterized in that: A heat-conducting sleeve (505) is arranged above the second metal plate (502), and the heat-conducting sleeve (505) is arranged inside the recovery tank (3). The heat-conducting sleeve (505) is fixedly connected to the outer peripheral side of the rotating shaft (404), and the heat-conducting sleeve (505) is located between the two connecting sleeves (405). Heat-conducting plates (503) are fixedly connected to both sides of the heat-conducting sleeve (505), and a plurality of first through holes (504) are opened inside the heat-conducting plate (503).

5. A household external combined cooling, heating and power generation system according to claim 4, characterized in that: The recycling and cleaning assembly (6) comprises a connection box (601), one side of the connection box (601) is fixedly connected to the outer wall of the recovery tank (3), and a second through hole is provided at the junction of the connection box (601) and the recovery tank (3), the second through hole being located above the partition (401), one side of the connection box (601) is fixedly connected to an installation box (602), and a side of the installation box (602) away from the connection box (601) is fixedly connected to an electric telescopic rod (603).

6. A household external combined cooling, heating and power generation system according to claim 5, characterized in that: The output end of the electric telescopic rod (603) extends to the interior of the installation box (602) and is fixedly connected to a sliding plate (604); the sliding plate (604) is slidably connected to the interior of the installation box (602); and the other side of the sliding plate (604) is fixedly connected to a sliding block (605); the other side of the sliding block (605) extends to the interior of the connection box (601) and is fixedly connected to a water pumping frame (606); and the sliding block (605) is slidably connected to the interior of the connection box (601).

7. A household external combined cooling, heating and power generation system according to claim 6, characterized in that: A cleaning block (607) is fixedly connected to one side of the water pumping frame (606), and a filter screen (609) is provided on the other side of the cleaning block (607), and the filter screen (609) is fixedly connected to the inner wall of the connection box (601).

8. A household external combined cooling, heating and power generation system according to claim 7, characterized in that: A first cavity is provided inside the water pumping frame (606), one side of the first cavity is connected to a plurality of water pumping ports (608), the water pumping ports (608) are located inside the water pumping frame (606), the other side of the first cavity is connected to a second cavity, the second cavity is located inside the sliding block (605), the other side of the second cavity is connected to a liquid inlet pipe, the other end of the liquid inlet pipe is connected to a liquid bag (610), and the two sides of the liquid bag (610) are respectively fixedly connected to the sliding plate (604) and the inner wall of the installation box (602).

9. A household external combined cooling, heating and power generation system according to claim 8, characterized in that: One side of the liquid capsule (610) is connected to a liquid outlet pipe (611), and both the liquid outlet pipe (611) and the liquid inlet pipe are provided with a one-way valve. The other end of the liquid outlet pipe (611) is connected to a recovery box (612), and the bottom of the recovery box (612) is fixedly connected to the top of the connection box (601), and a filter frame is provided inside the recovery box (612), and a return pipe is provided at the bottom of the filter frame. The other end of the return pipe is connected to the connection box (601), and a one-way valve is provided on the return pipe.

10. A household external combined cooling, heating and power generation system according to claim 9, characterized in that: The connection box (601) is connected to a water extraction pipe (7) on one side away from the recovery tank (3), and the other end of the water extraction pipe (7) is connected to a liquid extraction pump (409). The top side of the recovery tank (3) is connected to a high-temperature cylinder jacket water output pipe (12), and the other end of the high-temperature cylinder jacket water output pipe (12) is connected to a gas generator set (9). A gas inlet pipe (13) is provided on one side of the top of the gas generator set (9). An exhaust pipe (10) is provided on one side of the gas generator set (9), and the other end of the exhaust pipe (10) is connected to a smoke exhaust pipe (13). A flue gas hot water supplementary combustion type absorption chiller and warm water unit (11), wherein the bottom of the flue gas hot water supplementary combustion type absorption chiller and warm water unit (11) is fixedly connected to the inner wall of the casing (1), one side of the bottom of the flue gas hot water supplementary combustion type absorption chiller and warm water unit (11) is connected to a hot water outlet pipe, the other end of the hot water outlet pipe is connected to a water outlet pipe (8), the other side of the bottom of the flue gas hot water supplementary combustion type absorption chiller and warm water unit (11) is connected to a cold water outlet pipe, the other end of the cold water outlet pipe extends to the outside of the casing (1), and the other side of the gas generator set (9) is connected to a water inlet pipe.

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