Control device for guiding and conveying air and smoke of boiler

Abstract

The utility model discloses a control device for guiding and conveying boiler air and smoke, which relates to the technical field of boilers, and comprises a boiler body, an air and smoke guiding and conveying mechanism, a safety control mechanism, an air and smoke guiding and conveying mechanism, an air and smoke guiding and conveying mechanism, an air and smoke guiding and conveying mechanism and an air and smoke guiding and conveying mechanism, the utility model discloses a control device for boiler air and smoke guiding and conveying, which comprises an air and smoke guiding and conveying mechanism arranged on the inner wall of the control device and used for operating personnel to safely detect the air and smoke distribution condition and the combustion condition in a boiler, and a mounting plate arranged at the bottom end of a boiler body and used for safety control of the control mechanism, and the air and smoke guiding and conveying mechanism comprises a mounting box. The boiler provided with the air and smoke guiding and conveying mechanism can ensure sufficient supply of air required by combustion and effective discharge of waste gas after combustion, so that the combustion efficiency and the heat exchange effect of fuel can be improved, and the overall heat efficiency of the boiler is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of boilers, in particular to a control device for guiding transmission of boiler air and smoke. Background Art

[0002] A boiler is an energy conversion device. The energy input into the boiler includes chemical energy and electrical energy in the fuel, and the boiler outputs steam, high-temperature water or organic heat carrier with a certain amount of thermal energy.

[0003] The boiler air and smoke system of a thermal power plant with a publication number of CN206398749U comprises: a first and a second air preheater, a first and a second blower, a first and a second induced draft fan, a blower outlet mother pipe connecting door and a plurality of pipelines; the blower is connected to the air preheater through a pipeline, an inlet guide vane is provided at the blower inlet, and an outlet electric door is provided at its outlet; the air preheater is connected to the boiler furnace through two pipelines, an air preheater outlet electric door is provided on one of the pipelines, and an air preheater inlet electric door is provided on the other pipeline; the induced draft fan is arranged on a pipeline from the air preheater to a smoke tower, inlet and outlet electric doors are provided at both ends of the induced draft fan, and an induced draft fan inlet guide vane is also provided at its inlet; the outlet mother pipe of the first blower and the outlet mother pipe of the second blower are connected through the blower outlet mother pipe connecting door.

[0004] As shown in the above-mentioned equipment, in the prior art thermal power plant boiler air and smoke system, if the harmful air and smoke generated by the combustion in the boiler cannot be discharged in time during the long-term operation of the boiler, it will lead to incomplete combustion inside the boiler over time, increase fuel consumption, reduce thermal efficiency, and at the same time cause more pollutant emissions, such as incompletely burned hydrocarbons, particulate matter and other harmful gases, which is not conducive to environmental protection. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a control device for boiler air and smoke guiding transmission, which solves the above-mentioned problems.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: A control device for guiding the transmission of boiler air and smoke, comprising: a boiler body, used to provide heat energy for equipment processing;

[0007] The wind and smoke guide transmission mechanism is arranged at one end of the boiler body and is used to guide the wind and smoke inside the boiler to be discharged;

[0008] The safety control mechanism is installed on one side of the boiler body and is used by operators to safely detect the distribution of wind and smoke inside the boiler and the combustion conditions;

[0009] A mounting plate, provided at the bottom end of the boiler body, for the safety control mechanism;

[0010] The wind and smoke guiding transmission mechanism includes an installation box, which is arranged at one end of the boiler body. The inner wall of the installation box is connected to a connecting plate, one end of the connecting plate is connected to a connecting box, a smoke exhaust fan is fixedly connected to the inside of the connecting box, one end of the smoke exhaust fan is connected to a motor B, one end of the connecting box is connected to a smoke outlet pipe, the top of the smoke outlet pipe is connected to a connecting ring, one end of the installation box is connected to a rotating shaft, the outer wall of the rotating shaft is fixedly connected to a valve assembly, and the outer wall of the valve assembly is connected to the smoke exhaust pipe.

[0011] Preferably, the valve assembly includes a valve sleeve, the valve sleeve is arranged on the outer wall of the rotating shaft, the outer wall of the valve sleeve is connected to an installation box, the inner wall of the installation box is connected to a control unit, one end of the control unit is connected to a hydraulic rod, one end of the hydraulic rod is connected to a limiting seat, the inner wall of the limiting seat is slidably connected to the limiting rotating shaft, and the bottom end of the limiting rotating shaft is connected to a rotating plate.

[0012] Preferably, the safety control mechanism includes a protection platform, a lifting assembly is provided at the bottom end of the protection platform, a display screen is fixedly connected to the inner wall of the protection platform, a console is fixedly connected to the inner wall of the protection platform, and an alarm is connected to the outer wall of the console.

[0013] Preferably, the lifting assembly includes a support plate, which is arranged and fixed on the top end of the mounting plate, the top end of the support plate is connected to a stretching sleeve, the top tube of the stretching sleeve is fixedly connected to the top plate, the bottom end of the top plate is fixedly connected to a fixing plate, the bottom end of the fixing plate is fixedly connected to a mounting seat, the top end of the mounting seat is fixedly connected to a worm gear, the inner wall of the worm gear is threadedly connected to a threaded rod, one end of the mounting seat is fixedly connected to a motor A, and one end of the worm wheel is meshed with a worm.

[0014] Preferably, one end of the boiler body is fixedly connected to a mounting frame, one end of the mounting frame is hinged to a blower body, and an outer wall of the mounting frame is fixedly connected to a scanning detector body.

[0015] Preferably, the outer wall of the boiler body is connected with a feed pipe, and the boiler body is connected with a smoke exhaust pipe via a wind and smoke guide transmission mechanism.

[0016] Beneficial Effects

[0017] The utility model provides a control device for boiler air and smoke guide transmission. Compared with the prior art, it has the following beneficial effects:

[0018] 1. The control device for guiding the transmission of air and smoke of the boiler is provided with a wind and smoke guiding transmission mechanism on the inner wall thereof. The boiler provided with the wind and smoke guiding transmission mechanism can ensure the sufficient supply of air required for combustion and the effective removal of exhaust gas after combustion, which can improve the combustion efficiency and heat exchange effect of the fuel, thereby improving the overall thermal efficiency of the boiler.

[0019] 2. The boiler air and smoke guide transmission control device can receive the information transmitted by the scanning detector body through the safety control mechanism set on one side, monitor the temperature inside the boiler, the air and smoke distribution, the burner status, etc., to ensure that they operate within a safe range. At the same time, the height of the safety control mechanism can be adjusted according to the physical condition of the operator through the lifting component, reducing the discomfort caused by height differences and improving the operating comfort and accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the safety control mechanism of the utility model;

[0022] Figure 3 It is a schematic diagram of the lifting assembly of the utility model;

[0023] Figure 4 This is a schematic diagram of the wind and smoke guide transmission mechanism of the utility model;

[0024] Figure 5 This is a schematic diagram of a valve assembly of the present utility model.

[0025] In the figure: 1. Mounting plate; 2. Safety control mechanism; 21. Lifting assembly; 211. Support plate; 212. Sleeve; 213. Top plate; 214. Fixing plate; 215. Mounting seat; 216. Worm gear; 217. Threaded rod; 218. Worm; 219. Motor A; 22. Protection table; 23. Display screen; 24. Control console; 25. Alarm; 3. Boiler body; 4. Fan body; 5. Mounting frame; 6. Feed pipe; 7. Air blower Smoke guiding and transmitting mechanism; 71, installation box; 72, connecting plate; 73, connecting box; 74, smoke exhaust fan; 75, smoke outlet pipe; 76, connecting ring; 77, rotating shaft; 78, valve assembly; 781, valve sleeve; 782, installation box; 783, control unit; 784, hydraulic rod; 785, limit seat; 786, limit rotating shaft; 787, rotating plate; 79, smoke exhaust pipe; 710, motor B; 8, smoke exhaust pipe; 9, scanning detector body. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0027] See also Figure 1-Figure 5 , the utility model provides the following two technical solutions:

[0028] First embodiment: A control device for guiding the transmission of boiler air and smoke, comprising: a boiler body 3, used to provide heat energy for equipment processing;

[0029] The wind and smoke guide transmission mechanism 7 is arranged at one end of the boiler body 3 and is used to guide the wind and smoke inside the boiler to be discharged;

[0030] The safety control mechanism 2 is arranged on one side of the boiler body 3 and is used by the operator to safely detect the distribution of wind and smoke inside the boiler and the combustion condition;

[0031] A mounting plate 1, arranged at the bottom end of the boiler body 3, for the safety control mechanism 2;

[0032] The wind and smoke guiding transmission mechanism 7 includes an installation box 71, which is arranged at one end of the boiler body 3. The inner wall of the installation box 71 is connected to a connecting plate 72, one end of the connecting plate 72 is connected to a connecting box 73, the interior of the connecting box 73 is fixedly connected to a smoke exhaust fan 74, one end of the smoke exhaust fan 74 is connected to a motor B710, one end of the connecting box 73 is connected to a smoke outlet pipe 75, the top of the smoke outlet pipe 75 is connected to a connecting ring 76, one end of the installation box 71 is connected to a rotating shaft 77, the outer wall of the rotating shaft 77 is fixedly connected to a valve assembly 78, and the outer wall of the valve assembly 78 is connected to a smoke exhaust pipe 79.

[0033] One end of the boiler body 3 is fixedly connected to a mounting frame 5 , one end of the mounting frame 5 is hinged to a fan body 4 , and an outer wall of the mounting frame 5 is fixedly connected to a scanning detector body 9 .

[0034] The outer wall of the boiler body 3 is connected with a feed pipe 6 , and the boiler body 3 is connected with a smoke exhaust pipe 8 through a wind and smoke guide transmission mechanism 7 .

[0035] The valve assembly 78 includes a valve sleeve 781, which is arranged on the outer wall of the rotating shaft 77. The outer wall of the valve sleeve 781 is connected to the installation box 782, and the inner wall of the installation box 782 is connected to the control unit 783. One end of the control unit 783 is connected to the hydraulic rod 784, and one end of the hydraulic rod 784 is connected to the limiting seat 785. The inner wall of the limiting seat 785 is slidably connected to the limiting rotating shaft 786, and the bottom end of the limiting rotating shaft 786 is connected to the rotating plate 787.

[0036] The boiler's air and smoke guiding and transmission control device is equipped with an air and smoke guiding and transmission mechanism 7 on its inner wall. The boiler equipped with the air and smoke guiding and transmission mechanism 7 can ensure sufficient supply of air required for combustion and effective removal of exhaust gas after combustion, thereby improving the combustion efficiency and heat exchange effect of the fuel, thereby improving the overall thermal efficiency of the boiler.

[0037] The second embodiment is mainly different from the first embodiment in that the safety control mechanism 2 includes a protection platform 22, a lifting assembly 21 is provided at the bottom end of the protection platform 22, a display screen 23 is fixedly connected to the inner wall of the protection platform 22, a control console 24 is fixedly connected to the inner wall of the protection platform 22, and an alarm 25 is connected to the outer wall of the control console 24.

[0038] The lifting assembly 21 includes a support plate 211, which is arranged and fixed on the top end of the mounting plate 1, the top end of the support plate 211 is connected to a stretching sleeve 212, the top tube of the stretching sleeve 212 is fixedly connected to a top plate 213, the bottom end of the top plate 213 is fixedly connected to a fixing plate 214, the bottom end of the fixing plate 214 is fixedly connected to a mounting seat 215, the top end of the mounting seat 215 is fixedly connected to a worm gear 216, the inner wall of the worm gear 216 is threadedly connected to a threaded rod 217, one end of the mounting seat 215 is fixedly connected to a motor A219, and one end of the worm gear 216 is meshed with a worm 218.

[0039] The boiler wind and smoke guide transmission control device can receive the information transmitted by the scanning detector body 9 through the safety control mechanism set on one side, monitor the temperature inside the boiler, the wind and smoke distribution, the burner status, etc., to ensure that they operate within a safe range. At the same time, the height of the safety control mechanism can be adjusted according to the physical condition of the operator through the lifting component, reducing the discomfort caused by height differences and improving the operating comfort and accuracy.

[0040] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0041] When the height of the protection platform 22 needs to be adjusted, the motor A219 is started through the control console 24. The operation of the motor A219 drives the worm 218 fixedly connected at one end thereof to rotate. The rotation of the worm 218 drives the worm wheel 216 meshed at one end of the worm 218 to rotate. The rotation of the worm wheel 216 drives the threaded rod 217 threadedly connected to the inner wall to rotate. The threaded rod 217 continuously rotates and extends, driving the fixed plate 214 fixedly connected at the top of the threaded rod 217 to move. The fixed plate 214 continuously moves upward, driving the stretching sleeves 212 fixedly connected at both ends of the fixed plate 214 to extend and retract, and at the same time driving the top plate 213 fixedly connected at the top thereof to move upward. The protection platform 22 can be raised by continuously raising the top plate 213 upward, and vice versa. The height of the protection platform 22 can be adjusted according to the physical condition of the operator by raising and lowering the top plate 213. When it is adjusted to a suitable position, the control unit 783 in the corresponding valve assembly 78 is started through the control console 24 according to the information status inside the boiler received by the display screen 23. By starting the control The control unit 783 can drive the hydraulic rod 784 connected to one end to operate, and the hydraulic rod 784 can be extended and retracted to drive the limit seat 785 connected to one end to slide inside the installation box 782, and the limit seat 785 can slide inside the installation box 782 to drive the limit shaft 786 connected to the inner wall to rotate, and the limit shaft 786 can rotate to drive the rotating plate 787 connected to the bottom end to rotate. When the rotating plate 787 is rotated and opened, the motor B710 is started through the control console 24, and the motor B710 can be driven to The rotating shaft 77 connected to one end thereof is driven to rotate, and the rotation of the rotating shaft 77 drives the valve assembly 78 and the smoke exhaust pipe 79 connected to the outer wall thereof to rotate. After the valve assembly 78 and the smoke exhaust pipe 79 rotate, the motor B710 operates to drive the smoke exhaust fan 74 connected to the output end thereof to operate. The operation of the smoke exhaust fan 74 can draw the harmful wind and smoke inside the boiler into the connecting box 73 through the smoke exhaust pipe 79, and then the harmful wind and smoke are sent to the smoke exhaust pipe 8 connected to one end of the connecting ring 76 for discharge with the help of the smoke outlet pipe 75 connected to one end of the connecting box 73.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A control device for boiler air and smoke transmission, characterized in that: include: The boiler body (3) is used to provide heat energy for equipment processing; A wind and smoke guiding and transmitting mechanism (7) is arranged at one end of the boiler body (3) and is used to guide the wind and smoke inside the boiler to be discharged; A safety control mechanism (2) is arranged on one side of the boiler body (3) and is used by operators to safely detect the distribution of wind and smoke inside the boiler and the combustion conditions; A mounting plate (1) is disposed at the bottom end of the boiler body (3) and is used for the safety control mechanism (2); The wind and smoke guide transmission mechanism (7) comprises an installation box (71), wherein the installation box (71) is arranged at one end of the boiler body (3), the inner wall of the installation box (71) is connected to a connecting plate (72), one end of the connecting plate (72) is connected to a connecting box (73), the interior of the connecting box (73) is fixedly connected to a smoke exhaust fan (74), one end of the smoke exhaust fan (74) is connected to a motor B (710), one end of the connecting box (73) is connected to a smoke outlet pipe (75), the top end of the smoke outlet pipe (75) is connected to a connecting ring (76), one end of the installation box (71) is connected to a rotating shaft (77), the outer wall of the rotating shaft (77) is fixedly connected to a valve assembly (78), and the outer wall of the valve assembly (78) is connected to a smoke exhaust pipe (79).

2. A boiler air and smoke guiding transmission control device according to claim 1, characterized in that: The valve assembly (78) comprises a valve sleeve (781), wherein the valve sleeve (781) is arranged on the outer wall of the rotating shaft (77), the outer wall of the valve sleeve (781) is connected to a mounting box (782), the inner wall of the mounting box (782) is connected to a control unit (783), one end of the control unit (783) is connected to a hydraulic rod (784), one end of the hydraulic rod (784) is connected to a limit seat (785), the inner wall of the limit seat (785) is slidably connected to a limit rotating shaft (786), and the bottom end of the limit rotating shaft (786) is connected to a rotating plate (787).

3. A boiler air and smoke guiding transmission control device according to claim 1, characterized in that: The safety control mechanism (2) comprises a protection platform (22), a lifting assembly (21) is arranged at the bottom end of the protection platform (22), a display screen (23) is fixedly connected to the inner wall of the protection platform (22), a control console (24) is fixedly connected to the inner wall of the protection platform (22), and an alarm (25) is connected to the outer wall of the control console (24).

4. A boiler air and smoke guiding transmission control device according to claim 3, characterized in that: The lifting assembly (21) comprises a support plate (211), the support plate (211) is arranged and fixed on the top end of the mounting plate (1), the top end of the support plate (211) is connected to a stretching sleeve (212), the top pipe of the stretching sleeve (212) is fixedly connected to a top plate (213), the bottom end of the top plate (213) is fixedly connected to a fixing plate (214), the bottom end of the fixing plate (214) is fixedly connected to a mounting seat (215), the top end of the mounting seat (215) is fixedly connected to a worm gear (216), the inner wall of the worm gear (216) is threadedly connected to a threaded rod (217), one end of the mounting seat (215) is fixedly connected to a motor A (219), and one end of the worm gear (216) is meshed with a worm (218).

5. A boiler air and smoke guiding transmission control device according to claim 1, characterized in that: One end of the boiler body (3) is fixedly connected to a mounting frame (5), one end of the mounting frame (5) is hingedly connected to a blower body (4), and an outer wall of the mounting frame (5) is fixedly connected to a scanning detector body (9).

6. A boiler air and smoke guiding transmission control device according to claim 1, characterized in that: The outer wall of the boiler body (3) is connected to a material conveying pipe (6), and the boiler body (3) is connected to a smoke exhaust pipe (8) via a wind and smoke guiding transmission mechanism (7).

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