Energy-saving heat utilization device of gas-fired boiler
By designing structures such as heating tanks, hot water tanks, smoke exhaust chambers and expansion boxes in a gas boiler, smoke and heat are used for insulation and preheating, the problem of heat loss during combustion is solved, and combustion efficiency and heat utilization are improved Rate.
Patent Information
- Application Number
- CN202420849781.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-23
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-04-23
AI Technical Summary
Existing gas boilers produce smoke during combustion, which will directly discharge it will lead to heat loss and reduce heat utilization.
An energy-saving and heat utilization device for gas boilers is designed, including heating tanks, hot water tanks, smoke exhaust chambers, expansion boxes, outlet pipes, water inlet pipes, barrier blocks and blowers. The smoke is fogged through the design of the smoke exhaust chambers and expansion boxes. Use heat to keep insulated and preheated, improve combustion efficiency, and slow down the smoke rise rate through blocks, so that the heat stays in the smoke exhaust chamber for longer.
It improves the utilization rate of heat, increases the combustion efficiency and insulation effect, reduces the loss of heat, and realizes the effective utilization of smoke and heat.
Smart Images
Figure CN222143380U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of energy-saving heat utilization of gas boilers, in particular to an energy-saving heat utilization device of a gas boiler. Background Art
[0002] Gas boilers include gas-fired water boilers, gas-fired hot water boilers, gas-fired steam boilers, etc. Among them, gas-fired hot water boilers are also called gas-fired heating boilers and gas-fired bathing boilers. As the name suggests, gas boilers refer to boilers whose fuel is gas. Gas boilers are the most economical compared to oil-fired boilers and electric boilers, so most people choose gas boilers as boiler equipment for steam, heating, and bathing.
[0003] When the existing boiler is burning, smoke will be generated. The existing device directly discharges the smoke, which also contains heat. Direct discharge will cause part of the heat to be lost, reducing the utilization rate.
[0004] Therefore, it is necessary to propose an energy-saving heat utilization device for a gas boiler to solve the above problems. Utility Model Content
[0005] The utility model aims to provide an energy-saving heat utilization device for a gas boiler to solve the problem that the existing boiler generates smoke during combustion, and the existing device directly discharges the smoke, which also contains heat. Direct discharge will cause part of the heat to be lost, thereby reducing the utilization rate.
[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: an energy-saving heat utilization device for a gas boiler, comprising a heating tank, a burner is fixed at the bottom end of the heating tank, a hot water tank is arranged above the burner, a smoke exhaust cavity is opened between the outer side and the inner wall of the heating tank, the bottom end of the smoke exhaust cavity is arranged between the burner and the heating tank, and the bottom end of the smoke exhaust cavity is connected to the interior of the heating tank, a first extension box and a second extension box are fixed to the outside of the heating tank, the interiors of the first extension box and the second extension box are connected to the top of the smoke exhaust cavity, a water outlet pipe and a water inlet pipe are respectively arranged inside the first extension box and the second extension box, one end of the water outlet pipe is connected to the bottom end of the interior of the heating tank, one end of the water inlet pipe is connected to the interior of the heating tank, and a temperature sensor is arranged at the top of the interior of the heating tank.
[0007] Preferably, the water outlet pipe and the water inlet pipe are respectively distributed in an S shape in the first extension box and the second extension box, and the other ends of the water outlet pipe and the water inlet pipe extend out of the corresponding first extension box and the second extension box.
[0008] Preferably, a plurality of blocking blocks are arranged inside the smoke exhaust cavity, and the plurality of blocking blocks are evenly distributed along the height direction of the smoke exhaust cavity, and a plurality of air holes for smoke to pass through are opened on the plurality of blocking blocks.
[0009] Preferably, the first expansion box and the second expansion box are both provided with conical funnels at their bottom ends, the bottom ends of the two conical funnels are both connected with leakage pipes, and the bottom ends of the two leakage pipes extend out of the corresponding first expansion box and the second expansion box.
[0010] Preferably, a blower is connected to the bottom end of one side of the heating tank, and an air inlet corresponding to the air outlet of the blower is opened on one side of the heating tank.
[0011] Preferably, a water pump is fixed on one side of the first extension box, and the water pump is connected to the protruding end of the other end of the water outlet pipe.
[0012] Preferably, the bottom end of the heating tank is connected to a supporting bottom plate.
[0013] Technical effects and advantages of the utility model:
[0014] 1. In the actual operation of the utility model, after the burner is started, the smoke and heat generated by the burner combustion will be discharged through the smoke exhaust cavity and discharged into the corresponding first expansion box and second expansion box, respectively, to insulate and preheat the water outlet pipe and the water inlet pipe. At the same time, since two smoke exhaust channels are provided, the speed of smoke exhaust can be increased and the combustion efficiency can be improved. Furthermore, when the heat and smoke move from the smoke exhaust cavity from bottom to top, the smoke and excess heat can also insulate the outside of the heating tank, so that the heating tank is heated more evenly. The smoke and excess heat are utilized to achieve energy-saving effect.
[0015] 2. In the actual operation of the utility model, a plurality of blocking blocks can block larger dust and particles in the smoke and slow down the rising speed of the smoke, so that the heat can stay in the exhaust chamber for a longer time, thereby improving the thermal insulation effect. The water outlet pipe and the water inlet pipe are distributed in an S shape, so that more length of the pipe can be distributed in the first extension box and the second extension box, thereby increasing the heated area. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 The utility model is a schematic structural diagram of the energy-saving heat utilization device of the gas boiler.
[0017] Figure 2 For this utility model Figure 1 Enlarged schematic diagram at point A in the middle.
[0018] In the figure: 1. Support base plate; 2. Heating tank; 3. First expansion box; 4. Second expansion box; 5. Water inlet pipe; 6. Water outlet pipe; 7. Hot water tank; 8. Smoke exhaust chamber; 9. Blocking block; 10. Water pump; 11. Leakage pipe; 12. Blower; 13. Burner; 14. Air inlet; 15. Temperature sensor; 16. Conical funnel. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the utility model to clarify the technical solutions in the embodiments of the utility model; it is completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0020] The utility model provides Figure 1-Figure 2 An energy-saving heat utilization device for a gas boiler is shown, comprising a heating tank 2, a burner 13 is fixed to the bottom end of the interior of the heating tank 2, a hot water tank 7 is arranged above the burner 13, the bottom end of the heating tank 2 is connected to a supporting base plate 1, the outer side of the hot water tank 7 is fixed to the inner wall of the heating tank 2 to support the hot water tank 7, and a distance is arranged between the hot water tank 7 and the burner 13, so that the firepower of the burner 13 has enough space to heat the bottom end of the hot water tank 7.
[0021] The bottom end of one side of the heating tank 2 is connected to a blower 12, and one side of the heating tank 2 is provided with an air inlet 14 corresponding to the air outlet of the blower 12. When the blower 12 is started, the outside air can enter the interior of the heating tank 2 in time, so that enough oxygen is supplied for combustion.
[0022] A smoke exhaust chamber 8 is opened between the outer side and the inner wall of the heating tank 2, and the bottom end of the smoke exhaust chamber 8 is arranged between the burner 13 and the heating tank 2, and the bottom end of the smoke exhaust chamber 8 is connected to the interior of the heating tank 2. The first extension box 3 and the second extension box 4 are fixed to the outside of the heating tank 2, and the interiors of the first extension box 3 and the second extension box 4 are connected to the top of the smoke exhaust chamber 8. The interiors of the first extension box 3 and the second extension box 4 are respectively provided with a water outlet pipe 6 and a water inlet pipe 5, one end of the water outlet pipe 6 is connected to the bottom end of the interior of the heating tank 2, and one end of the water inlet pipe 5 is connected to the interior of the heating tank 2. A temperature sensor 15 is arranged at the top of the interior of the heating tank 2.
[0023] In the actual operation of the utility model, after the burner 13 is started, the smoke and heat generated by the combustion of the burner 13 will be discharged through the smoke exhaust chamber 8, and discharged into the corresponding first expansion box 3 and second expansion box 4, respectively, to insulate and preheat the water outlet pipe 6 and the water inlet pipe 5. At the same time, since two smoke exhaust channels are provided, the speed of smoke exhaust can be increased and the combustion efficiency can be improved. Furthermore, when the heat and smoke move from the smoke exhaust chamber 8 from bottom to top, the smoke and excess heat can also insulate the outside of the heating tank 2, so that the heating tank 2 is heated more evenly. The smoke and excess heat are utilized to achieve energy-saving effect.
[0024] A plurality of blocking blocks 9 are arranged inside the smoke exhaust cavity 8 , and the plurality of blocking blocks 9 are evenly distributed along the height direction of the smoke exhaust cavity 8 , and a plurality of air holes for smoke to pass through are opened on the plurality of blocking blocks 9 .
[0025] In the actual operation of the utility model, the plurality of blocking blocks 9 can block the larger dust and particles in the smoke and slow down the rising speed of the smoke, so that the heat can stay in the smoke exhaust chamber 8 for a longer time, thereby improving the heat preservation effect.
[0026] The water outlet pipe 6 and the water inlet pipe 5 are respectively distributed in an S shape in the first extension box 3 and the second extension box 4, and the other ends of the water outlet pipe 6 and the water inlet pipe 5 extend out of the corresponding first extension box 3 and the second extension box 4. The water outlet pipe 6 and the water inlet pipe 5 are distributed in an S shape, so that more length of the pipe can be distributed in the first extension box 3 and the second extension box 4, thereby increasing the heated area.
[0027] Conical funnels 16 are provided at the bottom ends of the first expansion box 3 and the second expansion box 4. The bottom ends of the two conical funnels 16 are connected to leakage pipes 11. The bottom ends of the two leakage pipes 11 extend out of the corresponding first expansion box 3 and the second expansion box 4. The conical funnels 16 and the leakage pipes 11 can discharge smoke and small particles of dust.
[0028] A water pump 10 is fixed to one side of the first extension box 3 , and the water pump 10 is connected to the extended end of the other end of the water outlet pipe 6 .
[0029] Working principle: A blower 12 is connected to the bottom of one side of the heating tank 2, and an air inlet 14 corresponding to the air outlet of the blower 12 is opened on one side of the heating tank 2. When the blower 12 is started, the outside air can enter the interior of the heating tank 2 in time, so that enough oxygen is supplied for combustion.
[0030] In the actual operation of the utility model, after the burner 13 is started, the smoke and heat generated by the combustion of the burner 13 will be discharged through the smoke exhaust chamber 8, and discharged into the corresponding first expansion box 3 and second expansion box 4, respectively, to insulate and preheat the water outlet pipe 6 and the water inlet pipe 5. At the same time, since two smoke exhaust channels are provided, the speed of smoke exhaust can be increased and the combustion efficiency can be improved. Furthermore, when the heat and smoke move from the smoke exhaust chamber 8 from bottom to top, the smoke and excess heat can also insulate the outside of the heating tank 2, so that the heating tank 2 is heated more evenly. The smoke and excess heat are utilized to achieve energy-saving effect.
[0031] In the actual operation of the utility model, multiple blocking blocks 9 can block larger dust and particles in the smoke and slow down the rising speed of the smoke, so that the heat can stay in the smoke exhaust chamber 8 for a longer time, thereby improving the thermal insulation effect. The water outlet pipe 6 and the water inlet pipe 5 are distributed in an S shape, so that more length of the pipeline can be distributed in the first expansion box 3 and the second expansion box 4, thereby increasing the heated area.
[0032] Conical funnels 16 are provided at the bottom ends of the first expansion box 3 and the second expansion box 4. The bottom ends of the two conical funnels 16 are connected to leakage pipes 11. The bottom ends of the two leakage pipes 11 extend out of the corresponding first expansion box 3 and the second expansion box 4. The conical funnels 16 and the leakage pipes 11 can discharge smoke and small particles of dust.
Claims
1. An energy-saving heat utilization device for a gas boiler, comprising a heating tank (2), Features: A burner (13) is fixed at the bottom end of the interior of the heating tank (2), a hot water tank (7) is arranged above the burner (13), a smoke exhaust chamber (8) is opened between the outer side and the inner wall of the heating tank (2), the bottom end of the smoke exhaust chamber (8) is arranged between the burner (13) and the heating tank (2), and the bottom end of the smoke exhaust chamber (8) is connected to the interior of the heating tank (2), a first expansion box (3) and a second expansion box (4) are fixed to the outside of the heating tank (2), the interiors of the first expansion box (3) and the second expansion box (4) are both connected to the top of the smoke exhaust chamber (8), the interiors of the first expansion box (3) and the second expansion box (4) are respectively provided with a water outlet pipe (6) and a water inlet pipe (5), one end of the water outlet pipe (6) is connected to the bottom end of the interior of the heating tank (2), one end of the water inlet pipe (5) is connected to the interior of the heating tank (2), and a temperature sensor (15) is arranged at the top end of the interior of the heating tank (2).
2. The energy-saving heat utilization device for a gas boiler according to claim 1, Features: The water outlet pipe (6) and the water inlet pipe (5) are respectively distributed in an S shape in the first extension box (3) and the second extension box (4), and the other ends of the water outlet pipe (6) and the water inlet pipe (5) extend out of the corresponding first extension box (3) and the second extension box (4).
3. The energy-saving heat utilization device for a gas boiler according to claim 1, Features: A plurality of blocking blocks (9) are arranged inside the smoke exhaust cavity (8), and the plurality of blocking blocks (9) are evenly distributed along the height direction of the smoke exhaust cavity (8), and a plurality of air holes for smoke to pass through are opened on the plurality of blocking blocks (9).
4. The energy-saving heat utilization device for a gas boiler according to claim 1, Features: The bottom ends of the first expansion box (3) and the second expansion box (4) are both provided with conical funnels (16), the bottom ends of the two conical funnels (16) are both connected with leakage pipes (11), and the bottom ends of the two leakage pipes (11) extend out of the corresponding first expansion box (3) and second expansion box (4).
5. The energy-saving heat utilization device for a gas boiler according to claim 1, Features: A blower (12) is connected to the bottom end of one side of the heating tank (2), and an air inlet (14) corresponding to the air outlet of the blower (12) is provided on one side of the heating tank (2).
6. The energy-saving heat utilization device for a gas boiler according to claim 2, Features: A water pump (10) is fixed to one side of the first expansion box (3), and the water pump (10) is connected to the protruding end of the other end of the water outlet pipe (6).
7. The energy-saving heat utilization device for a gas boiler according to claim 1, Features: The bottom end of the heating tank (2) is connected to a supporting bottom plate (1).