Boiler combustion ventilation device

Abstract

The utility model relates to the field of ventilation devices, in particular to a boiler combustion ventilation device which comprises a boiler body, an air inlet pipe, an air volume adjusting assembly, a purification assembly, an air supply assembly, an air inlet hopper, a first filter plate, a first supporting frame, foot columns and foot bases. The air volume adjusting assembly capable of adjusting the air inlet volume is arranged, the volume of air entering the furnace body can be correspondingly adjusted according to different combustion requirements, the furnace is more flexible and applicable, various different use requirements can be met, smoke dust generated after combustion can be filtered and purified through the purification assembly, and the purification effect is good. Therefore, smoke dust can be prevented from being directly discharged to the outside to cause environmental pollution, safety and reliability are achieved, external air can be accelerated to enter the furnace body through the air supply assembly, and the combustion-supporting effect is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of ventilation device, especially a boiler combustion ventilation device. BACKGROUND

[0002] The boiler is a kind of energy conversion equipment, mainly for the input fuel chemical energy or electric energy conversion into the steam, high-temperature water or organic heat carrier with certain heat energy, and the boiler combustion ventilation device is the important component in boiler system, it is responsible for providing necessary air flow for boiler combustion, ensures the full combustion of fuel and the efficient operation of boiler.

[0003] The existing boiler combustion ventilation device usually sets the fixed air inlet amount, is inconvenient to adjust according to different combustion needs, and the smoke dust after combustion is directly discharged to the outside world, the smoke dust generated by combustion can have harmful substances, and air pollution is easy to cause.

[0004] Therefore, in view of the above-mentioned existing boiler combustion ventilation device usually sets the fixed air inlet amount, is inconvenient to adjust according to different combustion needs, and the smoke dust after combustion is directly discharged to the outside world, the smoke dust generated by combustion can have harmful substances, and air pollution is easy to cause Problem, by setting the air volume adjusting assembly that can adjust the air inlet amount, the air volume entering the furnace body can be adjusted according to different combustion needs, more flexible and applicable, and by setting the purification assembly, the smoke dust after combustion can be filtered and purified, so that environmental pollution caused by direct discharge of smoke dust can be avoided, and it is more safe and reliable. CONTENT OF UTILITY MODEL

[0005] In order to overcome the problem that the existing boiler combustion ventilation device usually sets the fixed air inlet amount, is inconvenient to adjust according to different combustion needs, and the smoke dust after combustion is directly discharged to the outside world, the smoke dust generated by combustion can have harmful substances, and air pollution is easy to cause.

[0006] The utility model discloses a technical scheme for a boiler combustion ventilation device, which comprises a furnace body, an air inlet pipe, an air volume adjusting assembly, a purification assembly, an air supply assembly, an air inlet hopper, a first filter plate, a first support frame, a foot column and a foot base. The lower part of the left end of the furnace body is fixedly provided with the air inlet pipe for guiding air in. The end of the air inlet pipe away from the furnace body is fixedly connected with the air inlet hopper for facilitating air entry. The inner side of the connection between the air inlet pipe and the air inlet hopper is fixedly provided with the first filter plate for preventing external dust or impurity particles from entering. The inner side of the middle part of the air inlet pipe is fixedly provided with the air supply assembly for sending external air into the furnace body. The right part of the inner side of the air inlet pipe is fixedly provided with the air volume adjusting assembly for adjusting the air volume entering the furnace body. The upper part of the right end of the furnace body is fixedly provided with the purification assembly for purifying the air discharged from the furnace body. The lower end of the furnace body is fixedly connected with the furnace body through the first support frame. The lower end of the furnace body is fixedly connected with the foot column for support. The lower end of the foot column is fixedly provided with the foot base for increasing support stability.

[0007] Preferably, the air volume adjusting assembly can adjust the air volume entering the furnace body according to different combustion requirements, which is more flexible and applicable and can meet various use requirements. The purification assembly can filter and purify the smoke after combustion, which can avoid direct discharge of the smoke to the outside environment, causing environmental pollution, and is more safe and reliable. The air supply assembly can accelerate the entry of external air into the furnace body, thereby playing a combustion-supporting role.

[0008] As a preferred embodiment, the air volume adjusting assembly comprises a first adjusting plate, a second adjusting plate, a first driving motor, a first rotating shaft and a connecting shaft. The second adjusting plate is provided in two groups in opposite positions. The first adjusting plate is arranged between the two groups of second adjusting plates for adjusting the air volume in cooperation with the second adjusting plates. The lower ends of the first adjusting plate and the second adjusting plate are rotatably connected with the air inlet pipe through the connecting shaft. The first adjusting plate and the second adjusting plate are rotatably connected with the air inlet pipe, which facilitates adjustment of the gap size of the first adjusting plate and the second adjusting plate according to different use requirements.

[0009] As a preferred embodiment, the upper ends of the first adjusting plate and the second adjusting plate are fixedly connected with the first rotating shaft for rotation. The first driving motor is provided with an output shaft. The output shaft of the first driving motor extends through the outer side of the air inlet pipe to the inner side to drive the first rotating shaft, thereby driving the first adjusting plate and the second adjusting plate to rotate. The first driving motor drives the first adjusting plate and the second adjusting plate to rotate, which can adjust the gap size of the first adjusting plate and the second adjusting plate, thereby adjusting the air volume.

[0010] As preferred, the purification assembly comprises a purification box, a connecting pipe, a second filter plate, a box cover and an exhaust pipe, the left end of the purification box is communicated with the furnace body through the connecting pipe, a second filter plate is fixedly installed on the inner side of the end of the connecting pipe away from the purification box, and the second filter plate is used for preventing the combustion particulate in the furnace body from entering the purification box.

[0011] As preferred, the upper end of the purification box is provided with a box cover used for opening and closing, a exhaust pipe is fixedly installed on the upper end of the box cover, and a control valve is arranged on the outer side of the exhaust pipe and used for controlling the inlet and outlet, so that the purification agent in the purification box can be replaced regularly.

[0012] As preferred, the air supply assembly comprises a fan, a second rotating shaft, a second driving motor and a second support frame, the second rotating shaft is arranged between the fan and the second driving motor and used for rotation, the second driving motor drives the fan to rotate synchronously by driving the second rotating shaft to rotate, and the fan can accelerate the external air to enter the furnace body by the action of the air force.

[0013] As preferred, the fan accelerates the external air to enter the furnace body by rotation, the lower end of the second driving motor is fixedly installed with a second support frame used for supporting the second driving motor, and the stability of the second driving motor during working can be maintained by arranging the second support frame.

[0014] The utility model discloses beneficial effect:

[0015] 1、 through setting can adjust the air volume adjusting assembly of the air volume size, can adjust the air volume size of entering the furnace body according to different combustion demand, more flexible application, through setting first adjusting plate and second adjusting plate can be used for cooperation and adjust the air volume size of air inlet pipe, through setting first driving motor can drive first rotating shaft to drive first adjusting plate and second adjusting plate rotation, and then adjust the gap size between first adjusting plate and second adjusting plate, thereby play the role of adjusting the air volume size, and through setting purification assembly, can filter and purify the smoke and dust after combustion, thereby can avoid the environmental pollution caused by direct emission of smoke and dust, more safe and reliable, through setting purification box can be used for placing activated carbon and related purification agent, through setting second filter plate can block the smoke and dust particle and enter the purification box, through setting connecting pipe can the gas produced by combustion in the furnace body is filtered through second filter plate and then introduced into the purification box, so that the purification agent in the purification box can purify the harmful gas, finally through the exhaust pipe and export to the outside, through setting air supply assembly can accelerate the external air to enter the furnace body, thereby play the role of combustion-supporting. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1The whole three-dimensional structure schematic diagram of the boiler combustion ventilation device is shown.

[0017] Figure 2 The whole three-dimensional structure schematic diagram of the boiler combustion ventilation device air inlet pipe is shown.

[0018] Figure 3 The whole three-dimensional structure schematic diagram of the boiler combustion ventilation device first filter plate is shown.

[0019] Figure 4 The whole three-dimensional structure schematic diagram of the boiler combustion ventilation device air volume adjusting assembly is shown.

[0020] Figure 5 The whole three-dimensional structure schematic diagram of the boiler combustion ventilation device purification assembly is shown.

[0021] Figure 6 The whole three-dimensional structure schematic diagram of the boiler combustion ventilation device air supply assembly is shown.

[0022] Mark 1, furnace body; 2, air inlet pipe; 6, air inlet hopper; 7, first filter plate; 8, first support frame; 9, foot column; 10, foot base; 301, first adjusting plate; 302, second adjusting plate; 303, first drive motor; 304, first rotating shaft; 305, connecting shaft; 401, purification box; 402, connecting pipe; 403, second filter plate; 404, box cover; 405, air outlet pipe; 501, fan; 502, second rotating shaft; 503, second drive motor; 504, second support frame. DETAILED DESCRIPTION

[0023] The utility model will be further explained in connection with the drawings and examples.

[0024] Please refer to Figures 1-3The utility model provides a kind of embodiment: boiler combustion ventilation device, including furnace body 1, air inlet pipe 2, air volume adjusting assembly, purification assembly, air supply component, air inlet 6, first filter plate 7, first support frame 8, foot column 9 and foot stand 10, the lower left end of furnace body 1 is fixedly installed with air inlet pipe 2 for leading in wind, air inlet pipe 2 is fixedly connected with air inlet 6 for facilitating wind to enter in the end away from furnace body 1, the inside of the junction of air inlet pipe 2 and air inlet 6 is fixedly installed with first filter plate 7 for preventing external dust or impurity particle to enter, the inside middle part of air inlet pipe 2 is fixedly installed with air supply component for sending outside air into furnace body 1, the inside right part of air inlet pipe 2 is fixedly installed with air volume adjusting assembly for adjusting the size of wind volume into furnace body 1, the upper right end of furnace body 1 is fixedly installed with purification assembly for purifying the air discharged in furnace body 1, the lower end of furnace body 1 is fixedly connected with furnace body 1 by first support frame 8, the lower end of furnace body 1 is fixedly connected with foot column 9 for supporting around, the lower end of foot column 9 is fixedly connected with foot stand 10 for increasing support stability.

[0025] Please refer to Figure 4 In the embodiment, air volume adjusting assembly includes first adjusting plate 301, second adjusting plate 302, first drive motor 303, first shaft 304 and connecting shaft 305, second adjusting plate 302 is oppositely provided with two groups, first adjusting plate 301 is provided between two groups of second adjusting plate 302 for adjusting air volume with second adjusting plate 302, the lower end of first adjusting plate 301 and second adjusting plate 302 is rotatably connected with air inlet pipe 2 by connecting shaft 305. By first adjusting plate 301 and second adjusting plate 302 with air inlet pipe 2 are rotatably connected, it is convenient to adjust the gap size of first adjusting plate 301 and second adjusting plate 302 according to different use requirements, the upper end of first adjusting plate 301 and second adjusting plate 302 is fixedly connected with first shaft 304 for rotating, output shaft is provided on first drive motor 303, the output shaft of first drive motor 303 extends to inside drive first shaft 304 by the outside of air inlet pipe 2, and first adjusting plate 301 and second adjusting plate 302 are rotated, by setting first drive motor 303 drive first adjusting plate 301 and second adjusting plate 302 rotation, the gap size of first adjusting plate 301 and second adjusting plate 302 can be adjusted, so as to adjust the size of air inlet.

[0026] Please refer to Figure 5In the embodiment, the purification assembly comprises a purification box 401, a connecting pipe 402, a second filter plate 403, a box cover 404 and an exhaust pipe 405. The left end of the purification box 401 is communicated with the furnace body 1 through the connecting pipe 402. The second filter plate 403 is fixedly installed on the inner side of the end of the connecting pipe 402 away from the purification box 401, and is used for preventing the combustion particulate matters in the furnace body 1 from entering the purification box 401. The second filter plate 403 is arranged to filter, so that the combustion particulate matters are prevented from entering the purification box 401 to affect the purification effect. The upper end of the purification box 401 is provided with the box cover 404 which is used for opening and closing. The upper end of the box cover 404 is fixedly installed with the exhaust pipe 405 which is used for exhausting the air after purification. The outer side of the exhaust pipe 405 is provided with a control valve which is used for controlling the inlet and outlet. The box cover 404 is arranged to facilitate the replacement of the purification agent in the purification box 401.

[0027] Please refer to Figure 6 In the embodiment, the air supply assembly comprises a fan 501, a second rotating shaft 502, a second driving motor 503 and a second support frame 504. The second rotating shaft 502 is arranged between the fan 501 and the second driving motor 503, and is used for rotating. The second driving motor 503 drives the second rotating shaft 502 to rotate, and drives the fan 501 to rotate synchronously. The second driving motor 503 is arranged to drive the fan 501 to rotate, so that the fan 501 can accelerate the external air to enter through the wind force. The fan 501 accelerates the external air to enter into the furnace body 1 through rotation. The lower end of the second driving motor 503 is fixedly installed with the second support frame 504 which is used for supporting the second driving motor 503. The second support frame 504 is arranged to support the second driving motor 503, so as to maintain the stability of the second driving motor 503 during the working process.

[0028] When working, first, the furnace body 1 is placed in the corresponding position, so that the foot base 10 cooperates with the foot column 9 to stably support the furnace body 1. Then, the box cover 404 on the purification box 401 is opened, and the appropriate amount of activated carbon or related purification agent is put into the purification box 401. Then, the box cover 404 is closed.

[0029] Then, the control valve on the outer side of the exhaust pipe 405 is opened, and the furnace body 1 starts to work.

[0030] Then, the external air is continuously supplied into the furnace body 1 through the air supply assembly. The second driving motor 503 drives the second rotating shaft 502 to drive the fan 501 to rotate, so that the fan 501 sends the wind into the furnace body 1 through rotation.

[0031] During the air supply process of the air supply assembly, the external dust and impurity particulate matters are blocked by the first filter plate 7.

[0032] Meanwhile, the air volume adjusting assembly is used to adjust the air volume at the air inlet pipe 2 according to the actual combustion demand, the first driving motor 303 is used to drive the first rotating shaft 304 to rotate, so that the first rotating shaft 304 drives the first adjusting plate 301 and the second adjusting plate 302 to rotate synchronously, and the gap between the first adjusting plate 301 and the second adjusting plate 302 is adjusted to a proper size;

[0033] At the same time of air supply, the exhaust air is discharged through the purification assembly to keep the air circulation inside the furnace body 1, the second filter plate 403 is used to filter the smoke dust particles generated in the combustion inside the furnace body 1, so that the gas without particles enters the purification box 401 through the connecting pipe 402;

[0034] Then, the activated carbon and the related purification agent in the purification box 401 are used to adsorb and purify the harmful substances in the combustion gas;

[0035] Finally, the gas after purification is discharged to the outside through the exhaust pipe 405 on the purification box 401.

[0036] Through the above steps, the air volume adjusting assembly which can adjust the air volume is set, the air volume entering the furnace body 1 can be adjusted according to different combustion demands, which is more flexible and applicable, the first adjusting plate 301 and the second adjusting plate 302 are set to adjust the air volume at the air inlet pipe 2, the first driving motor 303 is set to drive the first rotating shaft 304 to drive the first adjusting plate 301 and the second adjusting plate 302 to rotate, and then the gap between the first adjusting plate 301 and the second adjusting plate 302 is adjusted, so as to adjust the air volume, the purification assembly is set to filter and purify the smoke dust after combustion, so as to avoid the environmental pollution caused by direct discharge of the smoke dust, which is safer and more reliable, the purification box 401 is set to place the activated carbon and the related purification agent, the second filter plate 403 is set to block the smoke dust particles from entering the purification box 401, the connecting pipe 402 is set to guide the gas generated in the combustion inside the furnace body 1 to enter the purification box 401 after being filtered by the second filter plate 403, so that the purification agent in the purification box 401 can purify the harmful gas, and finally the gas is discharged to the outside through the exhaust pipe 405, the air supply assembly is set to accelerate the outside air to enter the furnace body 1, so as to play a combustion-supporting role, so as to solve the problem that the air volume of the existing boiler combustion ventilation device is usually fixed, it is inconvenient to adjust according to different combustion demands, and the smoke dust after combustion is usually directly discharged to the outside, the smoke dust generated in the combustion may contain harmful substances, and air pollution is easy to occur.

Claims

1. A boiler combustion ventilation device comprising a furnace (1); characterized in that: The air inlet pipe (2), the air volume adjusting assembly, the purification assembly, the air supply assembly, the air inlet funnel (6), the first filter plate (7), the first support frame (8), the foot column (9) and the foot base (10) are further included. The air inlet pipe (2) is fixedly installed at the lower left end of the furnace body (1) and is used for guiding air. The air inlet funnel (6) is fixedly connected to the end of the air inlet pipe (2) away from the furnace body (1) and is used for facilitating air inlet. The first filter plate (7) is fixedly installed at the inner side of the connection between the air inlet pipe (2) and the air inlet funnel (6) and is used for preventing external dust or impurity particles from entering. The air supply assembly is fixedly installed at the inner middle part of the air inlet pipe (2) and is used for supplying external air into the furnace body (1). The air volume adjusting assembly is fixedly installed at the inner right part of the air inlet pipe (2) and is used for adjusting the air volume entering the furnace body (1). The purification assembly is fixedly installed at the upper right end of the furnace body (1) and is used for purifying the air discharged from the furnace body (1). The lower middle part of the furnace body (1) is fixedly connected to the furnace body (1) through the first support frame (8). The foot column (9) is fixedly connected around the lower end of the furnace body (1) and is used for supporting. The foot base (10) is fixedly connected to the lower end of the foot column (9) and is used for increasing support stability.

2. The boiler combustion air register of claim 1, wherein: The air volume adjusting assembly includes the first adjusting plate (301), the second adjusting plate (302), the first driving motor (303), the first rotating shaft (304) and the connecting shaft (305). The second adjusting plate (302) is oppositely arranged in two groups. The first adjusting plate (301) is arranged between the two groups of second adjusting plates (302) and is used for adjusting the air volume in cooperation with the second adjusting plate (302). The lower ends of the first adjusting plate (301) and the second adjusting plate (302) are rotatably connected to the air inlet pipe (2) through the connecting shaft (305).

3. The boiler combustion air register of claim 2, wherein: The upper ends of the first adjusting plate (301) and the second adjusting plate (302) are fixedly connected to the first rotating shaft (304) and are used for rotating. The first driving motor (303) is provided with an output shaft. The output shaft of the first driving motor (303) extends to the inner side through the outer side of the air inlet pipe (2) and drives the first rotating shaft (304) to rotate, thereby driving the first adjusting plate (301) and the second adjusting plate (302) to rotate.

4. The boiler combustion air register of claim 1, wherein: The purification assembly includes the purification box (401), the connecting pipe (402), the second filter plate (403), the box cover (404) and the exhaust pipe (405). The left end of the purification box (401) is communicated with the furnace body (1) through the connecting pipe (402). The second filter plate (403) is fixedly installed at the inner side of the end of the connecting pipe (402) away from the purification box (401) and is used for preventing the combustion particulate matters in the furnace body (1) from entering the purification box (401).

5. The boiler combustion air register of claim 4, wherein: The upper end of the purification box (401) is provided with the box cover (404) which is used for opening and closing. The upper middle part of the box cover (404) is fixedly installed with the exhaust pipe (405) which is used for discharging the purified air. The outer side of the exhaust pipe (405) is provided with a control valve which is used for controlling inlet and outlet.

6. The boiler combustion air register of claim 1, wherein: The air supply assembly comprises a fan (501), a second rotating shaft (502), a second driving motor (503) and a second support frame (504), the second rotating shaft (502) is arranged between the fan (501) and the second driving motor (503) for rotation, and the second driving motor (503) drives the fan (501) to rotate synchronously by driving the second rotating shaft (502) to rotate.

7. A boiler combustion air register as set forth in claim 6 wherein: The fan (501) is driven to rotate by the second driving motor (503) to accelerate the outside air to enter the furnace body (1), and the lower end of the second driving motor (503) is fixedly provided with the second support frame (504) for supporting the second driving motor (503).

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