Waste heat recycling equipment on energy-saving stove
By designing waste heat recycling equipment on energy-saving stoves and circulating heat with heat using heat conduction plates and water pumps, the problem of heat loss is solved, and the reuse of heat and energy efficiency is achieved.
Patent Information
- Application Number
- CN202421063471.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-16
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-05-16
AI Technical Summary
When the existing energy-saving stove is burned, the heat is lost through the gap between the pot rack and the rice cooker, causing some heat to be lost, and all the heat generated during work cannot be fully utilized.
A waste heat recycling equipment on energy-saving stove is designed, including a stove, water tank, thermal plate, water pump, insulation box and solenoid valve. The heat is absorbed through the thermal plate and introduced into the water, and the water pump and solenoid valve are used to achieve hot water. Recycle to prevent heat loss, and install an insulation layer in the insulating box to prevent heat loss.
It effectively avoids heat loss, makes full use of the waste heat generated during the work of the energy-saving stove, provides the function of cleaning and water supply of hot water for food, and improves the energy efficiency of the energy-saving stove.
Smart Images
Figure CN222230624U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of waste heat utilization of energy-saving stoves, in particular to a waste heat recycling device on energy-saving stoves. Background Art
[0002] Energy-saving stoves are divided into household energy-saving stoves and commercial energy-saving stoves. According to the fuel, they can be divided into coal-fired energy-saving stoves, gas energy-saving stoves, oil energy-saving stoves, and high-power electromagnetic energy-saving stoves. According to the induction method, they can be divided into infrared induction energy-saving stoves, photoelectric induction energy-saving stoves, and pressure-sensing energy-saving stoves.
[0003] Energy-saving stoves generate heat through gas combustion. A kettle or rice cooker is placed on the pot rack for cooking and boiling water. In existing energy-saving stoves, a certain amount of heat energy is still dissipated from the gap between the pot rack and the rice cooker when the gas is burning, causing partial heat loss, making it impossible for the energy-saving stove to fully utilize all the heat generated during operation. Utility Model Content
[0004] The utility model aims to solve the shortcomings in the prior art and proposes a waste heat recycling device for an energy-saving stove.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a waste heat recycling device on an energy-saving stove, comprising a stove, a stove head is installed inside the stove, an annular groove is opened on the top of the stove, an arc groove is opened on the bottom of the inner wall of the annular groove, and the number of the arc grooves is multiple, a support frame is installed inside the annular groove, a heat conducting plate is fixedly connected to the bottom of the support frame, a water tank is fixedly connected to the bottom of the stove, the interior of the water tank is divided into a main water tank and a secondary water tank, a guide pipe is fixedly connected to the outer wall of the main water tank, and the other end of the guide pipe is fixed A water pump is connected, the other end of the water pump is fixedly connected to a water inlet pipe, a one-way valve is installed on the outer wall of the other end of the water inlet pipe, a through groove is opened inside the stove, an insulation box is arranged inside the through groove, a pipeline bin is opened at the lower end of the insulation box, an outer interlayer is opened inside the outer wall of the insulation box, an insulation layer is arranged inside the outer interlayer, an inner interlayer is opened inside the outer wall of the insulation box, a return pipe is fixedly connected to the bottom of the pipeline bin, the other end of the return pipe is fixedly connected to the outer wall of the auxiliary water bin, and a return solenoid valve is fixedly connected to the outer wall of the return pipe.
[0006] As a further description of the above technical solution:
[0007] The multiple heat conduction plates are respectively located inside the multiple arc-shaped grooves, the other end of the water inlet pipe passes through the outer interlayer and is connected to the inner interlayer, the top of the return pipe passes through the outer interlayer and is connected to the inner interlayer, the water inlet pipe and the return pipe both pass through the left inner wall of the pipeline bin, the bottom of the heat conduction plate at the front end extends to the inside of the auxiliary water bin, and the remaining multiple heat conduction plates are all located inside the main water bin, and the insulation layer is made of polyurethane material.
[0008] As a further description of the above technical solution:
[0009] A connecting solenoid valve is installed at the connection point between the main water tank and the auxiliary water tank, the outer wall of the auxiliary water tank is fixedly connected with a water outlet, the top of the water outlet is fixedly connected with a water outlet valve, and the outer wall of the main water tank is fixedly connected with a water supply pipe.
[0010] As a further description of the above technical solution:
[0011] The inner wall of the through groove is provided with a plurality of limit grooves, the outer wall of the heat preservation box is fixedly connected with a plurality of limit blocks, and the plurality of limit blocks are respectively located inside the plurality of limit grooves.
[0012] As a further description of the above technical solution:
[0013] An insulation bin is provided at the upper inner end of the insulation box, and slide grooves are provided on the inner walls on both sides of the insulation bin, and there are multiple slide grooves, and slide plates are installed inside the slide grooves opposite to each other.
[0014] As a further description of the above technical solution:
[0015] The outer wall of the heat preservation box is movably connected with a compartment door through a hinge, the bottom of the stove is fixedly connected with a fixing plate, and the bottom of the fixing plate is fixedly connected with the top of the water pump.
[0016] The utility model has the following beneficial effects:
[0017] When the energy-saving stove is working, the support frame absorbs the heat generated by the combustion of gas, and at the same time, the heat is introduced into the water inside the main water tank and the auxiliary water tank through multiple heat conduction plates, so that the water inside the main water tank and the auxiliary water tank is heated, and then the water pump works to pump the water in the main water tank into the return pipe, and then enters the inner interlayer through the one-way valve. After the hot water completely fills the inner interlayer, the water pump stops working to provide heat for the inside of the insulation box. At the same time, an insulation layer is provided in the outer interlayer opened in the insulation box to prevent the heat loss of the hot water in the inner interlayer. After a period of time, the connecting solenoid valve is opened, and the hot water in the auxiliary water tank flows into the main water tank. Then the connecting solenoid valve is closed, and then the reflux solenoid valve is opened, so that the water in the inner layer enters the auxiliary water tank through the reflux pipe, and the water pump works again. The same principle makes the inner layer filled with hot water again, and the waste heat generated by the energy-saving stove when it is working can be recycled again to avoid heat loss. In the existing energy-saving stoves, a certain amount of heat energy is still dissipated from the gap between the pot rack and the rice cooker when the gas is burned, causing partial heat loss, making it impossible for the energy-saving stove to fully utilize all the heat generated during work. The energy-saving stove can recycle the waste heat generated by the energy-saving stove when it is working to avoid heat loss.
[0018] By opening a plurality of limit grooves on the inner wall of the through groove and connecting a plurality of limit blocks on the outer wall of the insulation box, the insulation box can be fixed on the stove, the water outlet is connected to the auxiliary water tank, and a water outlet valve is installed on the top of the auxiliary water tank. The hot water in the auxiliary water tank can be used to wash the food, etc., and the waste heat generated when the energy-saving stove is working can be fully utilized. The water supply pipe is connected to the outer wall of the main water tank to supply water to the water tank. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 This is a schematic diagram of the overall structure from a first perspective of a waste heat recycling device on an energy-saving stove proposed by the utility model;
[0020] Figure 2 A schematic diagram of the stove structure of a waste heat recycling device on an energy-saving stove proposed by the utility model;
[0021] Figure 3 This is a schematic diagram of the water tank structure of a waste heat recycling device on an energy-saving stove proposed by the utility model;
[0022] Figure 4 This is a schematic diagram of the internal structure of an insulation box of a waste heat recycling device on an energy-saving stove proposed by the utility model;
[0023] Figure 5 A schematic diagram of the overall structure from a second perspective of a waste heat recycling device on an energy-saving stove proposed by the utility model;
[0024] Figure 6The utility model is a schematic diagram of the internal structure of a waste heat recycling device on an energy-saving stove.
[0025] Legend:
[0026] 1. Cooktop; 2. Cooker head; 3. Annular groove; 4. Arc groove; 5. Support frame; 6. Heat transfer plate; 7. Water tank; 8. Main water tank; 9. Auxiliary water tank; 10. Guide pipe; 11. Water pump; 12. Water inlet pipe; 13. One-way valve; 14. Through groove; 15. Insulation box; 16. Pipeline bin; 17. Outer interlayer; 18. Insulation layer; 19. Inner interlayer; 20. Return pipe; 21. Return solenoid valve; 22. Connecting solenoid valve; 23. Water outlet; 24. Water outlet valve; 25. Water supply pipe; 26. Limit groove; 27. Limit block; 28. Insulation bin; 29. Slide; 30. Slide plate; 31. Bin door; 32. Fixed plate. DETAILED DESCRIPTION
[0027] Reference Figure 1-6 The utility model provides a waste heat recycling device on an energy-saving stove: it includes a stove 1, a stove head 2 is installed inside the stove 1, an annular groove 3 is opened on the top of the stove 1, an arc groove 4 is opened on the bottom of the inner wall of the annular groove 3, and the number of the arc grooves 4 is multiple, a support frame 5 is installed inside the annular groove 3, a heat conducting plate 6 is fixedly connected to the bottom of the support frame 5, a water tank 7 is fixedly connected to the bottom of the stove 1, the interior of the water tank 7 is divided into a main water tank 8 and an auxiliary water tank 9, a guide pipe 10 is fixedly connected to the outer wall of the main water tank 8, the other end of the guide pipe 10 is fixedly connected to a water pump 11, and the other end of the water pump 11 is fixedly connected to the A water inlet pipe 12 is fixedly connected thereto, a one-way valve 13 is installed on the outer wall of the other end of the water inlet pipe 12, a through groove 14 is provided inside the stove top 1, an insulation box 15 is provided inside the through groove 14, a pipe bin 16 is provided at the lower end of the insulation box 15, an outer interlayer 17 is provided inside the outer wall of the insulation box 15, an insulation layer 18 is provided inside the outer interlayer 17, an inner interlayer 19 is provided inside the outer wall of the insulation box 15, a return pipe 20 is fixedly connected to the bottom of the pipe bin 16, the other end of the return pipe 20 is fixedly connected to the outer wall of the auxiliary water bin 9, and a return solenoid valve 21 is fixedly connected to the outer wall of the return pipe 20.
[0028] When the energy-saving stove is working, the support frame 5 will absorb the heat generated by the combustion of gas. At the same time, the heat is introduced into the water inside the main water tank 8 and the auxiliary water tank 9 through multiple heat conduction plates 6, so that the water inside the main water tank 8 and the auxiliary water tank 9 is heated. Then the water pump 11 works to pump the water in the main water tank 8 into the return pipe 20, and then enters the inner interlayer 19 through the one-way valve 13. After the hot water completely fills the inner interlayer 19, the water pump 11 stops working to provide heat for the inside of the insulation box 15. At the same time, an insulation layer 18 is arranged in the outer interlayer 17 opened in the insulation box 15 to prevent the heat loss of the hot water in the inner interlayer 19.
[0029] Multiple heat conduction plates 6 are respectively located inside multiple arc grooves 4, the other end of the water inlet pipe 12 passes through the outer interlayer 17 and is connected to the inner interlayer 19, the top of the return pipe 20 passes through the outer interlayer 17 and is connected to the inner interlayer 19, the water inlet pipe 12 and the return pipe 20 both pass through the left inner wall of the pipeline bin 16, the bottom of the front end heat conduction plate 6 extends to the inside of the auxiliary water bin 9, and the remaining multiple heat conduction plates 6 are all located inside the main water bin 8, and the material of the insulation layer 18 is polyurethane material, which has good thermal insulation properties.
[0030] A connecting solenoid valve 22 is installed at the connection point between the main water tank 8 and the auxiliary water tank 9, a water outlet 23 is fixedly connected to the outer wall of the auxiliary water tank 9, a water outlet valve 24 is fixedly connected to the top of the water outlet 23, a water supply pipe 25 is fixedly connected to the outer wall of the main water tank 8, the water outlet 23 is connected to the outer wall of the auxiliary water tank 9, and the water outlet valve 24 is installed on the top of the auxiliary water tank 9, the hot water in the auxiliary water tank 9 can be used to wash the food, and the water supply pipe 25 is connected to the outer wall of the main water tank 8 to supply water to the water tank 7.
[0031] The inner wall of the through groove 14 is provided with a plurality of limit grooves 26 , and the outer wall of the thermal insulation box 15 is fixedly connected with a plurality of limit blocks 27 , which are respectively located inside the plurality of limit grooves 26 .
[0032] An insulation bin 28 is provided at the upper end of the insulation box 15, and slide grooves 29 are provided on the inner walls on both sides of the insulation bin 28, and there are multiple slide grooves 29. Slide plates 30 are installed inside the slide grooves 29 facing each other. The plates containing hot dishes are placed on the slide plates 30 in the insulation box 15 to facilitate taking out the dishes. The outer wall of the insulation box 15 is movably connected to a bin door 31 through a hinge, and a fixing plate 32 is fixedly connected to the bottom of the stove 1, and the bottom of the fixing plate 32 is fixedly connected to the top of the water pump 11.
[0033] Working principle: put the plate with hot dishes on the slide plate 30 in the heat preservation box 15, and then close the door 31. When the energy-saving stove is working, the support frame 5 will absorb the heat generated by the combustion of gas, and at the same time, the heat will be introduced into the water inside the main water tank 8 and the auxiliary water tank 9 through multiple heat conduction plates 6, so that the water inside the main water tank 8 and the auxiliary water tank 9 will be heated. Then the water pump 11 will work to pump the water in the main water tank 8 into the return pipe 20, and then enter the inner interlayer 19 through the one-way valve 13. After the hot water completely fills the inner interlayer 19, the water pump 11 stops working to provide heat for the inside of the heat preservation box 15. At the same time, a heat preservation layer 18 is set in the outer interlayer 17 opened in the heat preservation box 15 to prevent the hot water heat in the inner interlayer 19 from flowing out. After a period of time, the connecting solenoid valve 22 is opened, and the hot water in the auxiliary water tank 9 flows into the main water tank 8, and then the connecting solenoid valve 22 is closed, and then the reflux solenoid valve 21 is opened, so that the water in the inner interlayer 19 enters the auxiliary water tank 9 through the reflux pipe 20, and the water pump 11 works again. The same principle makes the inner interlayer 19 filled with hot water again, and a plurality of limit grooves 26 are opened on the inner wall of the through groove 14, and a plurality of limit blocks 27 are connected to the outer wall of the insulation box 15, so that the insulation box 15 can be fixed on the stove 1, and the outer wall of the auxiliary water tank 9 is connected to the water outlet 23, and the water outlet valve 24 is installed on the top of the auxiliary water tank 9, so that the hot water in the auxiliary water tank 9 can be used to wash the food, and the water supply pipe 25 is connected to the outer wall of the main water tank 8 to supply water to the water tank 7.
[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A waste heat recycling device for an energy-saving stove, comprising a stove (1), characterized in that: A stove head (2) is installed inside the stove (1); an annular groove (3) is provided on the top of the stove (1); an arc groove (4) is provided on the bottom of the inner wall of the annular groove (3); and the number of the arc grooves (4) is plural; a support frame (5) is installed inside the annular groove (3); a heat conducting plate (6) is fixedly connected to the bottom of the support frame (5); a water tank (7) is fixedly connected to the bottom of the stove (1); the interior of the water tank (7) is divided into a main water tank (8) and a secondary water tank (9); a flow guide pipe (10) is fixedly connected to the outer wall of the main water tank (8); the other end of the flow guide pipe (10) is fixedly connected to a water pump (11); the other end of the water pump (11) is fixedly connected to a water inlet pipe (12); A one-way valve (13) is installed on the outer wall of the other end of the water pipe (12); a through groove (14) is provided inside the stove (1); an insulation box (15) is provided inside the through groove (14); a pipe compartment (16) is provided at the lower end of the insulation box (15); an outer interlayer (17) is provided inside the outer wall of the insulation box (15); an insulation layer (18) is provided inside the outer interlayer (17); an inner interlayer (19) is provided inside the outer wall of the insulation box (15); a return pipe (20) is fixedly connected to the bottom of the pipe compartment (16); the other end of the return pipe (20) is fixedly connected to the outer wall of the auxiliary water compartment (9); and a return solenoid valve (21) is fixedly connected to the outer wall of the return pipe (20).
2. The waste heat recycling device for an energy-saving stove according to claim 1, characterized in that: The plurality of heat conducting plates (6) are respectively located inside the plurality of arc-shaped grooves (4); the other end of the water inlet pipe (12) penetrates the outer interlayer (17) and is connected to the inner interlayer (19); the top of the return pipe (20) penetrates the outer interlayer (17) and is connected to the inner interlayer (19); the water inlet pipe (12) and the return pipe (20) both penetrate the left inner wall of the pipeline bin (16); the bottom of the front end heat conducting plate (6) extends to the inside of the auxiliary water bin (9); the remaining plurality of heat conducting plates (6) are all located inside the main water bin (8); and the insulation layer (18) is made of polyurethane material.
3. The waste heat recycling device for an energy-saving stove according to claim 1, characterized in that: A connecting solenoid valve (22) is installed at the connection point between the main water tank (8) and the auxiliary water tank (9), a water outlet (23) is fixedly connected to the outer wall of the auxiliary water tank (9), a water outlet valve (24) is fixedly connected to the top of the water outlet (23), and a water supply pipe (25) is fixedly connected to the outer wall of the main water tank (8).
4. The waste heat recycling device for an energy-saving stove according to claim 1, characterized in that: The inner wall of the through groove (14) is provided with a limiting groove (26), and the limiting grooves (26) are multiple in number; the outer wall of the heat preservation box (15) is fixedly connected with a limiting block (27), and the limiting blocks (27) are multiple in number; the multiple limiting blocks (27) are respectively located inside the multiple limiting grooves (26).
5. The waste heat recycling device for an energy-saving stove according to claim 1, characterized in that: An insulation bin (28) is provided at the upper end of the insulation box (15), and slide grooves (29) are provided on the inner walls on both sides of the insulation bin (28). The number of the slide grooves (29) is multiple, and slide plates (30) are installed inside the slide grooves (29) opposite to each other.
6. The waste heat recycling device for an energy-saving stove according to claim 1, characterized in that: The outer wall of the heat preservation box (15) is movably connected to a door (31) via a hinge, the bottom of the stove (1) is fixedly connected to a fixing plate (32), and the bottom of the fixing plate (32) is fixedly connected to the top of the water pump (11).