CN215216181U

CN215216181U - Environment-friendly boiler capable of recycling flue gas waste heat

Info

Publication number: CN215216181U
Application number: CN202121233674.8U
Authority: CN
Inventors: 韩宏超; 秦敬虎; 孙维; 丁朋飞; 束强; 郭彦龙; 王力; 张智; 王琰; 闫立新
Original assignee: Nanjing Canuo Energy Equipment Co ltd
Current assignee: Nanjing Ganuo Aoneng Boiler Group Co.,Ltd.
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-12-17
Anticipated expiration: 2031-06-03

Abstract

The utility model discloses an environmental protection boiler that flue gas waste heat was recycled, the induction cooker comprises a cooker bod, the top fixedly connected with of furnace body discharges fume the pipe, one side fixedly connected with backup pad of furnace body, the last fixed surface of backup pad is connected with the support frame, the top fixedly connected with heat transfer case of support frame, one side fixedly connected with of heat transfer case advances the tobacco pipe, and advances the tobacco pipe and discharge fume the pipe and be linked together, the top inner wall fixedly connected with of heat transfer case advances the case, the bottom inner wall fixedly connected with storage water tank of heat transfer case, two fixed plates of one side inner wall fixedly connected with of heat transfer case. The utility model discloses not only can carry out make full use of to the heat in the flue gas that the furnace body discharged, improve the utilization ratio of flue gas waste heat, reduce the loss of energy, can carry out quick heat transfer to the water in the heat transfer pipe simultaneously, improve flue gas waste heat utilization's efficiency, can also prevent the jam of exhaust pipe, improve the security that the device used.

Description

Environment-friendly boiler capable of recycling flue gas waste heat

Technical Field

The utility model relates to an environmental protection boiler technical field especially relates to an environmental protection boiler that flue gas waste heat is recycled.

Background

The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, the boiler outputs steam, high-temperature water or organic heat carrier with certain heat energy, the boiler is divided into a boiler and a furnace, the boiler is a pressure part for containing water and steam and heating, vaporizing and separating water and steam, the furnace is a place for fuel combustion or other heat energy heat release, and comprises combustion equipment, a combustion chamber hearth, a heat release flue and the like.

However, the boiler generates a large amount of flue gas during combustion, the flue gas contains a large amount of heat, if the flue gas is directly discharged into the air, a large amount of energy is wasted, and meanwhile, the environment is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an environment-friendly boiler for recycling flue gas waste heat.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an environment-friendly boiler for recycling flue gas waste heat comprises a boiler body, wherein the top of the boiler body is fixedly connected with a smoke exhaust pipe, one side of the furnace body is fixedly connected with a supporting plate, the upper surface of the supporting plate is fixedly connected with a supporting frame, the top of the supporting frame is fixedly connected with a heat exchange box, one side of the heat exchange box is fixedly connected with a smoke inlet pipe, the smoke inlet pipe is communicated with the smoke exhaust pipe, the inner wall of the top part of the heat exchange box is fixedly connected with a water inlet box, the inner wall of the bottom of the heat exchange box is fixedly connected with a water storage tank, the inner wall of one side of the heat exchange box is fixedly connected with two fixing plates, one side of each fixing plate is fixedly connected with a heat exchange tube, and both ends of the heat exchange tube are respectively communicated with the water inlet tank and the water storage tank, the outer wall of the bottom of the heat exchange tank is fixedly connected with a water pump, and the water inlet end of the water pump is communicated with the water storage tank, one side of the furnace body is fixedly connected with a conveying pipe, and the conveying pipe is communicated with the water outlet end of the water pump.

As the utility model discloses further scheme again, threaded hole is seted up to one side of heat transfer case, and threaded hole swing joint has the manometer.

As the utility model discloses scheme further again, the installing port has been seted up at the top of heat transfer case, one side fixedly connected with safety valve seat of installing port.

As a further proposal of the utility model, one side of the heat exchange tube is fixedly connected with a plurality of heat exchange fins, and the heat exchange fins are evenly distributed.

As the utility model discloses further scheme again, the drain has been seted up to the bottom of storage water tank, one side fixedly connected with blow off pipe of drain.

As a further proposal of the utility model, the water inlet, one side fixedly connected with inlet tube of water inlet have been seted up at the top of case of intaking.

As a further proposal of the utility model, one side of the heat exchange box is fixedly connected with a smoke outlet pipe.

As a further proposal of the utility model, one side of the furnace body is provided with a slag discharge port, and one side of the slag discharge port is movably connected with a slag discharge door.

The utility model has the advantages that:

1. through the setting at one side installation heat transfer case of furnace body for the heat of burning in the furnace body can get into in the heat transfer case through the pipe of discharging fume, thereby heats the water in the heat transfer case, has improved the utilization ratio of flue gas waste heat, has reduced the loss of energy.

2. Through the arrangement of installing a plurality of heat exchange fins on the heat exchange tube, the heat in the flue gas passing through the heat exchange box can heat the water in the heat exchange tube more quickly, so that the utilization efficiency of the flue gas waste heat is improved.

3. Through the setting at one side installation manometer of heat transfer case for people can be quick carry out audio-visual observation to the pressure in the heat transfer case, and the security that the device used has been improved in the jam of prevention exhaust pipe.

Drawings

Fig. 1 is a schematic view of a front view structure of an environment-friendly boiler for recycling flue gas waste heat provided by the utility model;

fig. 2 is a schematic view of a top view structure of the environment-friendly boiler for recycling flue gas waste heat provided by the utility model;

fig. 3 is the utility model provides an environmental protection boiler's of flue gas waste heat recycling sectional structure schematic diagram.

In the figure: 1. a furnace body; 2. a smoke exhaust pipe; 3. a heat exchange box; 4. a smoke inlet pipe; 5. discharging the smoke tube; 6. a pressure gauge; 7. a safety valve seat; 8. a support plate; 9. a support frame; 10. a water inlet tank; 11. a water inlet pipe; 12. a fixing plate; 13. a heat exchange pipe; 14. a water storage tank; 15. a blow-off pipe; 16. a water pump; 17. a delivery pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-3, an environment-friendly boiler for recycling flue gas waste heat comprises a boiler body 1, a smoke exhaust pipe 2 is fixed on the top of the boiler body 1 through bolts, fuel burning gas in the boiler body 1 is exhausted through the smoke exhaust pipe 2, a support plate 8 is fixed on one side of the boiler body 1 through bolts, a support frame 9 is fixed on the upper surface of the support plate 8 through bolts, a heat exchange box 3 is fixed on the top of the support frame 9 through bolts, a smoke inlet pipe 4 is fixed on one side of the heat exchange box 3 through bolts, the smoke inlet pipe 4 is communicated with the smoke exhaust pipe 2, flue gas in the boiler body 1 enters the heat exchange box 3 through the smoke inlet pipe 4, so that flue gas waste heat is utilized through the heat exchange box 3, a water inlet box 10 is fixed on the inner wall of the top of the heat exchange box 3 through bolts, the water inlet box 10 can store cold water in zero time, a water storage tank 14 is fixed on the inner wall of the bottom of the heat exchange box 3 through bolts, the inner wall of one side of heat transfer case 3 has two fixed plates 12 through the bolt fastening, one side of fixed plate 12 has heat exchange tube 13 through the bolt fastening, and the both ends of heat exchange tube 13 are linked together with water inlet tank 10 and storage water tank 14 respectively, storage water tank 14 keeps in the water that the heat transfer was accomplished for subsequent use, cold water in the water inlet tank 10 exchanges through heat exchange tube 13 and the heat in the flue gas simultaneously, the bottom outer wall of heat transfer case 3 has water pump 16 through the bolt fastening, and water pump 16's the end of intaking is linked together with storage water tank 14, one side of furnace body 1 has conveyer pipe 17 through the bolt fastening, and conveyer pipe 17 is linked together with water pump 16's the play water end, when the water level in furnace body 1 reduces, water pump 16 starts, squeeze hot water in the storage water tank 14 into in the furnace body 1.

In the utility model, one side of the heat exchange box 3 is provided with a threaded hole, a pressure gauge 6 is connected in the threaded hole, people can rapidly and visually observe the pressure in the heat exchange box 3 through the pressure gauge 6 to prevent the blockage of the smoke exhaust pipe 2, the top of the heat exchange box 3 is provided with an installation port, one side of the installation port is welded with a safety valve seat 7, the safety valve seat 7 is convenient for people to install a safety valve, one side of the heat exchange pipe 13 is fixed with a plurality of heat exchange fins through bolts, the heat exchange fins are uniformly distributed, the heat exchange fins increase the heat exchange between the heat exchange pipe 13 and smoke, the bottom of the water storage tank 14 is provided with a drain outlet, one side of the drain outlet is fixed with a drain pipe 15 through bolts, the top of the water inlet box 10 is provided with a water inlet, one side of the water inlet is fixed with a water inlet pipe 11 through bolts, one side of the heat exchange box 3 is fixed with a smoke outlet pipe 5 through bolts, one side of the furnace body 1 is provided with a slag discharge outlet, one side of the slag discharge port is rotatably connected with a slag discharge door, and the slag discharge door is convenient for people to remove ash of fuel.

The working principle is as follows: when the water heater is used, the furnace body 1 is heated, so that water in the furnace body 1 is evaporated into steam and is used by people, meanwhile, flue gas combusted in the furnace body 1 is discharged into the heat exchange box 3 through the smoke exhaust pipe 2 and then discharged through the smoke exhaust pipe 5, meanwhile, cold water is stored in the water inlet box 10 and is slowly discharged into the water storage box 14 through the heat exchange pipe 13, when the cold water passes through the heat exchange pipe 13, heat in the flue gas and the cold water in the heat exchange pipe 13 are subjected to heat exchange, so that the cold water is changed into hot water and then falls into the water storage box 14 to be stored for later use, meanwhile, the heat exchange is accelerated by the plurality of heat exchange fins, when water in the furnace body 1 is reduced and water needs to be added, the water pump 16 is started, the hot water in the water storage box 14 is pumped into the furnace body 1, and therefore, the energy consumption of fuel of the furnace body 1 is reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An environment-friendly boiler capable of recycling flue gas waste heat comprises a boiler body (1) and is characterized in that a smoke exhaust pipe (2) is fixedly connected to the top of the boiler body (1), a supporting plate (8) is fixedly connected to one side of the boiler body (1), a supporting frame (9) is fixedly connected to the upper surface of the supporting plate (8), a heat exchange box (3) is fixedly connected to the top of the supporting frame (9), a smoke inlet pipe (4) is fixedly connected to one side of the heat exchange box (3), the smoke inlet pipe (4) is communicated with the smoke exhaust pipe (2), a water inlet box (10) is fixedly connected to the inner wall of the top of the heat exchange box (3), a water storage tank (14) is fixedly connected to the inner wall of the bottom of the heat exchange box (3), two fixing plates (12) are fixedly connected to the inner wall of one side of the heat exchange box (3), a heat exchange pipe (13) is fixedly connected to one side of the fixing plates (12), and two ends of the heat exchange pipe (13) are respectively communicated with the water inlet box (10) and the water storage tank (14), the bottom outer wall of heat exchange box (3) fixedly connected with water pump (16), and the end of intaking of water pump (16) is linked together with storage water tank (14), one side fixedly connected with conveyer pipe (17) of furnace body (1), and conveyer pipe (17) are linked together with the play water end of water pump (16).

2. The environment-friendly boiler for recycling waste heat of flue gas as recited in claim 1, wherein one side of the heat exchange box (3) is provided with a threaded hole, and a pressure gauge (6) is movably connected in the threaded hole.

3. The environment-friendly boiler for recycling waste heat of flue gas as recited in claim 2, wherein a mounting opening is opened at the top of the heat exchange box (3), and a safety valve seat (7) is fixedly connected to one side of the mounting opening.

4. The environment-friendly boiler for recycling waste heat of flue gas as recited in claim 2, wherein one side of the heat exchange tube (13) is fixedly connected with a plurality of heat exchange fins which are uniformly distributed.

5. The environment-friendly boiler for recycling waste heat of flue gas as recited in claim 1, wherein a drain outlet is provided at the bottom of the water storage tank (14), and a drain pipe (15) is fixedly connected to one side of the drain outlet.

6. The environment-friendly boiler for recycling waste heat of flue gas as recited in claim 1, wherein a water inlet is opened at the top of the water inlet tank (10), and a water inlet pipe (11) is fixedly connected to one side of the water inlet.

7. The environment-friendly boiler for recycling waste heat of flue gas as recited in claim 1, wherein one side of the heat exchange box (3) is fixedly connected with a smoke outlet pipe (5).

8. The environment-friendly boiler for recycling waste heat of flue gas as recited in claim 1, wherein one side of the boiler body (1) is provided with a slag discharge port, and one side of the slag discharge port is movably connected with a slag discharge door.