Boiler capable of utilizing waste heat

Abstract

The utility model discloses a boiler capable of utilizing waste heat, which belongs to the technical field of boilers and comprises a boiler main body, a fixed shell and a filter shell, an inner furnace is fixedly mounted in the boiler main body, a first communicating pipe is fixedly mounted on the boiler main body, and a waste heat recovery device is fixedly mounted in the fixed shell. A plurality of heat exchange units are fixedly installed on the waste heat recovery device, one side of the waste heat recovery device is fixedly connected with a first communicating pipe, a second communicating pipe is fixedly installed on one side of the inner furnace and fixedly connected with a filter shell, two filter screens are fixedly installed in the filter shell, and second activated carbon is directly and fixedly installed on the two filter screens. And a fixed block is fixedly mounted in the filter shell. According to the utility model, through the cooperation of a plurality of structures, the filtering system is used for filtering impurities in flue gas and preventing the impurities from entering, and then the filtering system is matched with the waste heat recovery device, so that not only is the cleanness of emission ensured, but also the efficient utilization of energy is realized, and the modern environment-friendly and energy-saving requirements are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to a boiler technical field especially relates to a boiler of waste heat utilization. BACKGROUND

[0002] The boiler of waste heat utilization is as a kind of efficient, environmental protection energy utilization equipment, in traditional industrial production process, many boiler equipment will discharge a large amount of high-temperature waste gas, waste or waste liquid in the operation process. These waste contains considerable heat, but usually is directly discharged to the environment, is not effectively utilized, causes energy waste, traditional boiler in design and operation process, often only pay attention to the production and efficiency of main product, and ignore the recovery and utilization of by-product (such as waste heat), lead to low energy utilization efficiency, high-temperature waste gas, waste or waste liquid direct discharge, not only will cause energy waste, also can cause serious pollution to the environment. People start to pay attention to the research and application of waste heat recovery technology. Realize the green and sustainable of production process, in the field of boiler, the popularization of clean production concept promotes enterprise to adopt more advanced technology and equipment, improves energy utilization efficiency, reduces pollutant emission, realizes the win-win of economic benefit and environmental benefit, the boiler of waste heat utilization background technology is developed on the basis of traditional boiler technology, aims at solving the energy waste and environmental pollution problems existing in traditional boiler. With the continuous progress of waste heat utilization technology and the popularization of clean production concept, and the driving of policy support and market demand, the boiler of waste heat utilization will be more widely applied and popularized.

[0003] Traditional boiler in operation process, a large number of high-temperature flue gas or waste heat direct discharge, cause energy waste and environmental thermal pollution, in the energy increasingly nervous and environmental protection requirement unceasingly improves today, it is significant to carry out effective recovery and utilization to boiler waste heat, but, the emission device of most existing boiler does not reach the requirement of environmental emission, can cause certain pollution to the environment, therefore we propose a kind of boiler of waste heat utilization to solve this problem. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of boiler of waste heat utilization to solve the problem in the background technique mentioned above.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] The utility model provides a kind of boiler of waste heat utilization, comprising: boiler main body, fixed shell and filter shell, the inner furnace is fixedly installed in the boiler main body, the communicating pipe one is fixedly installed on the boiler main body, the waste heat recovery device is fixedly installed in the fixed shell, the waste heat recovery device is fixedly installed with multiple heat exchange units, the waste heat recovery device one side is fixedly connected with communicating pipe one, the communicating pipe two is fixedly installed in the inner furnace side, the communicating pipe two is fixedly connected with filter shell, two filter screens are fixedly installed in the filter shell, two the activated carbon two is directly fixedly installed with, fixed block is fixedly installed in the filter shell, swing spray subassembly is set in the fixed block, second filter subassembly is provided in the filter shell.

[0007] Preferably, the swing spray subassembly includes: motor two and spray head, the motor two is fixedly installed in fixed block, the swing frame is rotatably installed in the fixed block, the motor two output is fixedly connected with swing frame, the round bar is rotatably installed in the swing frame, the worm gear is fixedly installed on the round bar, two mounting blocks are fixedly installed in the fixed block, the worm is rotatably installed between two mounting blocks, the worm engages with worm gear, two connecting plates are fixedly installed on the round bar, and the spray head is fixedly installed at the bottom of two connecting plates.

[0008] Preferably, the second filter subassembly includes: filter and activated carbon one, the filter is fixedly installed in the filter shell, the exhaust pipe is fixedly installed at the top of the filter shell, two sieve screens are fixedly installed in the exhaust pipe, the activated carbon one is fixedly installed between two sieve screens, and the mounting circular hole matched with the communicating pipe two is formed in the filter shell.

[0009] Preferably, the filter shell side is fixedly installed with water suction pump, the water suction pipe is fixedly installed at the output end of the water suction pump, the folding pipe is fixedly installed at the bottom of the water suction pipe, and the folding pipe is fixedly installed at the top of the spray head.

[0010] Preferably, the swing groove matched with swing frame is formed in the fixed block, the motor one is fixedly installed on one of the mounting blocks, and the motor one output is fixedly connected with the worm.

[0011] Preferably, the support frame is fixedly installed outside the boiler main body, the mounting concave hole matched with the communicating pipe one is formed in the boiler main body, the smoke exhaust concave hole is formed in the boiler main body, the communicating pipe two is fixedly installed outside the smoke exhaust concave hole, and the fixed recess matched with the water suction pump is formed in the filter shell.

[0012] The utility model discloses a kind of boilers of residual heat utilization, heat and flue gas are generated by fuel combustion in inner furnace, these flue gas is guided into filter shell by communicating pipe two, in filter shell inside, flue gas first meets two filter screens, these filter screens can preliminarily block the large particle impurities in flue gas, then, flue gas passes through activated carbon two layers, activated carbon has strong adsorption capacity, can further adsorb and remove harmful substances in flue gas, such as particulate matter, harmful gas etc., to improve filtering effect and cleaning efficiency, to maintain the humidity and cleanliness in filter shell, water pump provides cleaning fluid to spray head by water suction pipe and folding pipe, this design allows cleaning fluid to supply on demand, both guarantee cleaning effect, avoid unnecessary waste, swing spray assembly is designed to rotate and spray cleaning fluid, after motor two starts;

[0013] In the utility model, the boiler of residual heat utilization is driven to rotate by swing frame, the worm gear in swing frame is engaged transmission with worm, so that round rod drives connecting plate and spray head to swing and spray, this swing design ensures that cleaning fluid can be evenly covered, effectively removes accumulated dust and impurities, maintains the cleanliness and efficient operation of filtration system, after preliminary filtration and cleaning, flue gas continues to pass through second filter assembly, here, filter provides additional filter layer, further blocks small particles, then, flue gas passes through activated carbon one layer between two sieve screens, for deep purification, to ensure that the flue gas discharged meets environmental protection standards, at the same time, residual heat recovery device in boiler main body effectively utilizes residual heat in flue gas through multiple heat exchange units, these heat exchange units can heat other fluids, for heating or hot water supply, so as to improve the energy utilization efficiency of entire system.

[0014] The utility model discloses reasonable structure design, by the cooperation of multiple structures, impurities in flue gas are filtered by filtration system, prevent impurities from entering, in making it cooperate residual heat recovery device, not only ensure the cleanliness of discharge, also realize efficient utilization of energy, meet modern environmental protection and energy saving requirements. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a kind of boiler's three-dimensional structure schematic diagram of residual heat utilization proposed in the utility model;

[0016] Figure 2 It is a kind of boiler's sectional structure schematic diagram of residual heat utilization proposed in the utility model;

[0017] Figure 3 It is a kind of partial structure sectional view schematic diagram of residual heat utilization proposed in the utility model;

[0018] Figure 4 It is Figure 3 Local enlarged view of part A.

[0019] In the figure: 1, boiler main body; 2, fixed shell; 3, communication pipe one; 4, support frame; 5, communication pipe two; 6, filter shell; 7, exhaust pipe; 8, water suction pipe; 9, water suction pump; 10, inner furnace; 11, filter; 12, fixed block; 13, spray head; 14, sieve net; 15, activated carbon one; 16, filter screen; 17, activated carbon two; 18, waste heat recovery device; 19, heat exchange unit; 20, swing frame; 21, worm gear; 22, mounting block; 23, motor one; 24, worm; 25, connecting plate; 26, round rod; 27, folding pipe; 28, motor two. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0021] Reference Figures 1-4 A boiler capable of waste heat utilization, comprising: a boiler main body 1, a fixed shell 2 and a filter shell 6, the inner furnace 10 is fixedly installed in the boiler main body 1, the communication pipe one 3 is fixedly installed on the boiler main body 1, the waste heat recovery device 18 is fixedly installed in the fixed shell 2, a plurality of heat exchange units 19 are fixedly installed on the waste heat recovery device 18, one side of the waste heat recovery device 18 is fixedly connected with the communication pipe one 3, the communication pipe two 5 is fixedly installed on one side of the inner furnace 10, the communication pipe two 5 is fixedly connected with the filter shell 6, two filter screens 16 are fixedly installed in the filter shell 6, the activated carbon two 17 is directly fixedly installed on the two filter screens 16, the fixed block 12 is fixedly installed in the filter shell 6, the swing spraying assembly is arranged on the fixed block 12, and the second filtering assembly is arranged in the filter shell 6.

[0022] In the embodiment, the swing spraying assembly comprises: a motor two 28 and a spray head 13, the motor two 28 is fixedly installed in the fixed block 12, the swing frame 20 is rotatably installed in the fixed block 12, the output end of the motor two 28 is fixedly connected with the swing frame 20, the round rod 26 is rotatably installed in the swing frame 20, the worm gear 21 is fixedly installed on the round rod 26, two mounting blocks 22 are fixedly installed in the fixed block 12, the worm 24 is rotatably installed between the two mounting blocks 22, the worm 24 is engaged with the worm gear 21, two connecting plates 25 are fixedly installed on the round rod 26, and the spray head 13 is fixedly installed at the bottom end of the two connecting plates 25, so that the control is better.

[0023] In the embodiment, the second filter assembly comprises filter 11 and activated carbon 15, filter 11 is fixedly installed in filter shell 6, exhaust pipe 7 is fixedly installed at the top of filter shell 6, two screens 14 are fixedly installed in exhaust pipe 7, activated carbon 15 is fixedly installed between the two screens 14, and a mounting circular hole matched with communication pipe 5 is formed in filter shell 6 for further filtering.

[0024] In the embodiment, water pump 9 is fixedly installed on one side of filter shell 6, water pump 9 is fixedly installed on the output end of water pump 8, folding pipe 27 is fixedly installed at the bottom of water pump 8, folding pipe 27 is fixedly installed at the top of spray head 13 for better swinging, swinging groove matched with swinging frame 20 is formed in fixed block 12, motor 1 is fixedly installed on one of the mounting blocks 22, and the output end of motor 1 is fixedly connected with worm 24 for better working.

[0025] In the embodiment, support frame 4 is fixedly installed on the outside of boiler main body 1, mounting concave hole matched with communication pipe 1 is formed in boiler main body 1, smoke exhaust concave hole is formed in boiler main body 1, communication pipe 2 is fixedly installed on the outside of smoke exhaust concave hole, and fixed recess matched with water pump 9 is formed in filter shell 6 to make the structure more stable.

[0026] In this embodiment, when in use, heat and flue gas are generated by the combustion of fuel in the inner furnace 10, and the flue gas is guided into the filter housing 6 through the communication pipe two 5, inside the filter housing 6, the flue gas first encounters two filter screens 16, which can preliminarily block large-particle impurities in the flue gas, then the flue gas passes through the activated carbon two 17 layer, which has strong adsorption capacity and can further adsorb and remove harmful substances such as particulate matter and harmful gases in the flue gas, in order to improve the filtering effect and cleaning efficiency, in order to maintain the humidity and cleanliness inside the filter housing 6, the water pump 9 provides cleaning liquid to the spray head 13 through the water suction pipe 8 and the folding pipe 27, this design allows the cleaning liquid to be supplied on demand, which not only ensures the cleaning effect, but also avoids unnecessary waste, the swing spraying assembly is designed to rotate to spray the cleaning liquid, after the motor two 28 is started, the driving swing frame 20 rotates, the worm gear 21 in the swing frame meshes with the worm 24 to drive the round rod 26 to swing the connecting plate 25 and the spray head 13, this swing design ensures that the cleaning liquid can uniformly cover and effectively remove accumulated dust and impurities, keeping the filter system clean and efficient, after preliminary filtering and cleaning, the flue gas continues to pass through the second filter assembly, here, the filter 11 provides an additional filter layer to further block fine particles, then the flue gas passes through the activated carbon one 15 layer between the two sieve screens 14 for deep purification, ensuring that the discharged flue gas meets environmental protection standards, at the same time, the waste heat recovery device 18 in the boiler main body 1 effectively utilizes the waste heat in the flue gas through multiple heat exchange units 19, which can heat other fluids for heating or hot water supply, thereby improving the energy utilization efficiency of the entire system.

[0027] The above describes in detail the boiler provided by the present application. The principles and implementation methods of the present application are described in the embodiments. The above embodiments are only used to help understand the method and core idea of the present application. It should be pointed out that, for ordinary skilled persons in the art, without departing from the principles of the present application, the present application can be improved and modified in many ways, and these improvements and modifications also fall within the protection scope of the present application.

Claims

1. A boiler capable of utilizing waste heat, characterized by Include: The boiler main body (1), fixed shell (2) and filter shell (6), the inner furnace (10) is fixedly installed in the boiler main body (1), the communication pipe one (3) is fixedly installed on the boiler main body (1), the waste heat recovery device (18) is fixedly installed in the fixed shell (2), a plurality of heat exchange units (19) are fixedly installed on the waste heat recovery device (18), one side of the waste heat recovery device (18) is fixedly connected with the communication pipe one (3), the inner furnace (10) one side is fixedly installed with the communication pipe two (5), the communication pipe two (5) is fixedly connected with the filter shell (6), two filter screens (16) are fixedly installed in the filter shell (6), two filter screens (16) are directly fixedly installed with activated carbon two (17), the fixed block (12) is fixedly installed in the filter shell (6), the swing spray assembly is formed on the fixed block (12), the second filter assembly is arranged in the filter shell (6).

2. A boiler with residual heat utilization according to claim 1, characterized in that The swing spray assembly includes: motor two (28) and spray head (13), the motor two (28) is fixedly installed in the fixed block (12), the swing frame (20) is rotatably installed in the fixed block (12), the motor two (28) output is fixedly connected with the swing frame (20), the swing frame (20) is rotatably installed with the round bar (26), the round bar (26) is fixedly installed with the worm wheel (21), two mounting blocks (22) are fixedly installed in the fixed block (12), the worm (24) is rotatably installed between two mounting blocks (22), the worm (24) is engaged with the worm wheel (21), two connecting plates (25) are fixedly installed on the round bar (26), the spray head (13) is fixedly installed at the bottom of two connecting plates (25).

3. A boiler with residual heat utilization according to claim 1, characterized in that The second filter assembly includes: filter (11) and activated carbon one (15), the filter (11) is fixedly installed in the filter shell (6), the exhaust pipe (7) is fixedly installed at the top of the filter shell (6), two sieve screens (14) are fixedly installed in the exhaust pipe (7), the activated carbon one (15) is fixedly installed between two sieve screens (14), the filter shell (6) is provided with a mounting circular hole matched with the communication pipe two (5).

4. A boiler with residual heat utilization according to claim 2, characterized in that One side of the filter shell (6) is fixedly installed with the water pump (9), the water pump (9) output is fixedly installed with the water pump (8), the water pump (8) bottom is fixedly installed with the folding pipe (27), the folding pipe (27) is fixedly installed at the top of the spray head (13).

5. A boiler with residual heat utilization according to claim 2, characterized in that The swing groove matched with the swing frame (20) is formed in the fixed block (12), one of the mounting blocks (22) is fixedly installed with the motor one (23), the motor one (23) output is fixedly connected with the worm (24).

6. A boiler with residual heat utilization according to claim 4, characterized in that The boiler main body (1) outside fixed mounting has support frame (4), boiler main body (1) on the opening has with the installation recess hole that communicates with pipe one (3) is matched, the boiler main body (1) on the opening has the exhaust gas recess hole, the exhaust gas recess hole outside fixed mounting has with the filter shell (6) on the opening has with the fixed recess groove that draws water pump (9) is matched.

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