Boiler steam soot blower

Abstract

The utility model discloses a boiler steam soot blower, which relates to the technical field of soot blowers, and comprises a bottom plate, moving wheels are symmetrically and fixedly mounted at four corners of the lower end of the bottom plate, a lifting mechanism is mounted at the upper end of the bottom plate, a fixed shell is mounted at the top of the lifting mechanism, an air outlet pipe is mounted in the fixed shell, and an air inlet pipe is mounted in the air outlet pipe. The right end of the air outlet pipe is fixedly provided with a communicated steam spraying pipe, and the outer side of the right end of the fixing shell is fixedly provided with a support. Under the cooperation of the protective cover, the second motor, the transmission gear, the guide ring, the guide groove, the telescopic rod, the spring and the brush plate, the rotating transmission gear can drive the air outlet pipe and the steam spraying pipe to rotate through the driven gear, and then the rotating brush plate can be used for cleaning the boiler. And therefore, firm dust on the boiler can be cleaned, the practicability of the device is improved, overall blowing is more uniform, and the overall dust blowing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of soot blowing devices, in particular to a boiler steam soot blowing device. 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] A boiler, also known as a power plant boiler, refers to a medium or large boiler in a power plant that provides a specified amount and quality of steam to the steam turbine. It is one of the main thermal equipment in a thermal power plant and is often matched with a steam turbine generator set of a certain capacity and is mainly used for power generation.

[0004] After the boiler has been used for a period of time, ash and slag will accumulate on its heating surface, affecting the heating efficiency of the boiler. Therefore, a soot blowing device is needed to clean the ash and slag on the boiler.

[0005] The existing technology has the following problems:

[0006] In actual use of the existing device, due to the uncertain height of the boiler, the height of the device cannot be adjusted when installing the device, which makes it inconvenient to use the device; at the same time, the existing device only has a simple blowing function, and only using wind power cannot clean some solid dust on the boiler, which will lead to low blowing efficiency of the device and easy residual impurities, thereby affecting the overall soot blowing effect. Utility Model Content

[0007] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0008] A boiler steam sootblowing device comprises a base plate, wherein movable wheels are symmetrically fixedly installed at the four corners of the lower end of the base plate, a lifting mechanism is installed at the upper end of the base plate, a fixed shell is installed on the top of the lifting mechanism, an air outlet pipe is installed inside the fixed shell, a connected steam nozzle is fixedly installed at the right end of the air outlet pipe, a bracket is fixedly installed at the outer side of the right end of the fixed shell, a mounting ring is fixedly installed at the middle of the upper side of the bracket, an adjusting mechanism is installed outside the left end of the air outlet pipe, a rotating joint is fixedly installed at the middle of the left end of the air outlet pipe, an air inlet pipe is fixedly installed at the left end of the rotating joint, a plurality of groups of fixedly connected shunt pipes are equidistantly distributed on the front and rear sides of the right end of the steam nozzle, and three groups of blowing ports are opened at the upper and lower ends of the shunt pipe.

[0009] Preferably: the lifting mechanism includes a mounting tube, the lower end of the mounting tube is fixedly connected to the upper end of the base plate, a motor 1 is fixedly installed on the inner bottom end of the mounting tube, the output end of the motor 1 is transmission-connected with a screw rod, the outer part of the screw rod is sleeved with a lifting column with a threaded connection, a mounting plate is fixedly installed on the top of the lifting column, limiting grooves are symmetrically provided on the left and right inner walls of the mounting tube, and limiting blocks are symmetrically fixedly installed on the left and right sides of the lower end of the lifting column.

[0010] Preferably, the top of the lifting column extends out of the interior of the mounting tube.

[0011] Preferably, the limiting block matches the limiting groove and is slidably connected thereto.

[0012] Preferably: the adjustment mechanism includes a protective cover, the bottom end of the protective cover is fixedly connected to the left side of the rear end of the fixed shell, a motor 2 is fixedly installed inside the protective cover, the output end of the motor 2 is transmission-connected with a transmission gear, the left end of the air outlet pipe is externally fixedly sleeved with a transmission gear, the right end of the air outlet pipe is externally symmetrically fixedly sleeved with two groups of annular guide rings, the inner wall of the fixed shell is symmetrically provided with two groups of annular guide grooves, three groups of telescopic rods are equidistantly fixedly installed on the upper and lower sides of the right end of the steam nozzle, the outside of the telescopic rod is sleeved with a spring, and the top of the telescopic rod is fixedly installed with a brush plate.

[0013] Preferably, the transmission gear is meshed with the driven gear, and the guide ring is matched with the guide groove and is slidably connected.

[0014] Preferably, the bottom end of the spring is fixedly connected to the upper and lower outer walls of the steam spray pipe, and the other end is fixedly connected to the inner side of the brush plate, and a plurality of brushes are fixedly connected to the outer side of the brush plate.

[0015] Preferably, the lower end of the fixed shell is fixedly connected to the upper end of the mounting plate, the bracket is in an "L" shape, and the outer side of the left end of the steam spray pipe matches the inner side of the mounting ring and is rotatably connected.

[0016] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0017] 1. The utility model provides a boiler steam sootblower device, which uses a lifting mechanism, a mounting cylinder, a motor, a screw rod, a lifting column, a mounting plate, a limit groove, and a limit block. The rotating screw rod can drive the threaded lifting column to move up and down, and then drive the device to move synchronously, so that the height of the device can be adjusted, and the device is convenient to use.

[0018] 2. The utility model provides a boiler steam soot blowing device, which uses an adjustment mechanism, a protective cover, a second motor, a transmission gear, a driven gear, a guide ring, a guide groove, a telescopic rod, a spring, and a brush plate. The rotating transmission gear can drive the outlet pipe and the steam nozzle to rotate through the driven gear, and then the rotating brush plate can be used to clean the boiler, and then the firm dust on the boiler can be cleaned, thereby improving the practicability of the device, making the overall blowing more uniform, and improving the overall soot blowing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of a boiler steam sootblowing device of the utility model;

[0020] Figure 2 It is a structural schematic diagram of a rear view of a boiler steam sootblowing device of the utility model;

[0021] Figure 3 It is a structural schematic diagram of the lifting mechanism of the utility model;

[0022] Figure 4 It is a structural schematic diagram of the adjustment mechanism of the utility model;

[0023] Figure 5 It is a structural schematic diagram of the detail diagram of the adjustment mechanism of the utility model.

[0024] In the figure: 1. bottom plate; 2. moving wheel; 3. lifting mechanism; 4. fixed shell; 5. exhaust pipe; 6. steam nozzle; 7. bracket; 8. mounting ring; 9. adjusting mechanism; 10. rotating joint; 11. air inlet pipe; 12. diverter pipe; 13. air outlet; 31. mounting cylinder; 32. motor 1; 33. screw rod; 34. lifting column; 35. mounting plate; 36. limit groove; 37. limit block; 91. protective cover; 92. motor 2; 93. transmission gear; 94. driven gear; 95. guide ring; 96. guide groove; 97. telescopic rod; 98. spring; 99. brush plate. DETAILED DESCRIPTION

[0025] The present invention is further described in detail below in conjunction with the embodiments:

[0026] like Figure 1-5As shown, the utility model provides a boiler steam sootblowing device, including a base plate 1, and moving wheels 2 are symmetrically fixedly installed at the four corners of the lower end of the base plate 1, and the moving wheels 2 facilitate the movement of the device, a lifting mechanism 3 is installed on the upper end of the base plate 1, and a fixed shell 4 is installed on the top of the lifting mechanism 3, and an air outlet pipe 5 is installed inside the fixed shell 4, and a connected steam nozzle 6 is fixedly installed on the right end of the air outlet pipe 5, and a bracket 7 is fixedly installed on the outer side of the right end of the fixed shell 4, and a mounting ring 8 is fixedly installed on the middle of the upper side of the bracket 7, and the mounting ring 8 can ensure the stability of the steam nozzle 6 during rotation, and an adjusting mechanism 9 is installed on the outside of the left end of the air outlet pipe 5, and a rotating joint 10 is fixedly installed in the middle of the left end of the air outlet pipe 5, and the rotating joint 10 can ensure that the air inlet pipe 11 does not rotate when the air outlet pipe 5 rotates, and the air inlet pipe 11 is fixedly installed on the left end of the rotating joint 10, and a plurality of groups of fixedly connected shunt pipes 12 are equidistantly distributed on the front and rear sides of the right end of the steam nozzle 6, and three groups of blowing ports 13 are opened at the upper and lower ends of the shunt pipe 12.

[0027] The lower end of the fixed shell 4 is fixedly connected to the upper end of the mounting plate 35, the bracket 7 is in an "L" shape, and the outer side of the left end of the steam spray pipe 6 matches the inner side of the mounting ring 8 and is rotatably connected.

[0028] Through the lifting mechanism 3, the rotating screw rod 33 can drive the threaded lifting column 34 to move up and down, and then drive the device to move synchronously, so that the height of the device can be adjusted, which makes the device convenient to use. Through the adjusting mechanism 9, the rotating transmission gear 93 can drive the exhaust pipe 5 and the steam nozzle 6 to rotate through the driven gear 94, and then the rotating brush plate 99 can be used to clean the boiler, and then the firm dust on the boiler can be cleaned, thereby improving the practicability of the device, making the overall blowing more uniform, and improving the overall soot blowing efficiency.

[0029] like Figure 3 As shown, the lifting mechanism 3 includes a mounting tube 31, the lower end of the mounting tube 31 is fixedly connected to the upper end of the base plate 1, a motor 32 is fixedly installed at the inner bottom end of the mounting tube 31, the output end of the motor 32 is transmission-connected with a screw rod 33, the outer portion of the screw rod 33 is sleeved with a lifting column 34 connected by a thread, a mounting plate 35 is fixedly installed on the top of the lifting column 34, limiting grooves 36 are symmetrically provided on the left and right inner walls of the mounting tube 31, and limiting blocks 37 are symmetrically fixedly installed on the left and right sides of the lower end of the lifting column 34.

[0030] The top of the lifting column 34 extends out of the interior of the mounting tube 31 .

[0031] The limiting block 37 matches the limiting groove 36 and is slidably connected thereto.

[0032] When the lifting column 34 moves up and down, it will drive the limiting block 37 to slide synchronously in the limiting groove 36, so as to limit the lifting column 34.

[0033] like Figure 4-5 As shown, the adjustment mechanism 9 includes a protective cover 91, the bottom end of the protective cover 91 is fixedly connected to the left side of the rear end of the fixed shell 4, a motor 2 92 is fixedly installed inside the protective cover 91, and the output end of the motor 2 92 is transmission-connected with a transmission gear 93, the left end of the air outlet pipe 5 is externally fixedly sleeved with the transmission gear 93, the right end of the air outlet pipe 5 is externally symmetrically fixedly sleeved with two groups of annular guide rings 95, the inner wall of the fixed shell 4 is symmetrically provided with two groups of annular guide grooves 96, three groups of telescopic rods 97 are equidistantly fixedly installed on the upper and lower sides of the right end of the steam nozzle 6, the outside of the telescopic rod 97 is sleeved with a spring 98, and the top of the telescopic rod 97 is fixedly installed with a brush plate 99.

[0034] The transmission gear 93 is meshed with the driven gear 94, and the guide ring 95 is matched with the guide groove 96 and is slidably connected.

[0035] The bottom end of the spring 98 is fixedly connected to the upper and lower outer walls of the steam spray pipe 6, and the other end is fixedly connected to the inner side of the brush plate 99, and a plurality of brushes are fixedly connected to the outer side of the brush plate 99.

[0036] When the air outlet pipe 5 rotates, it will drive the guide ring 95 to slide synchronously in the guide groove 96, thereby improving the stability of the air outlet pipe 5 during rotation. At the same time, the telescopic rod 97 and the spring 98 are set, so that the brush plate 99 can fit against the inner wall of the boiler, thereby improving the cleaning effect.

[0037] The following is a detailed description of the working principle of the boiler steam sootblowing device.

[0038] like Figure 1-5As shown, when the boiler steam sootblowing device is in use, the device can first be moved to a suitable position by using the moving wheel 2, and then the motor 1 32 can be started, and the motor 1 32 drives the screw rod 33 to rotate, so that the rotating screw rod 33 drives the threaded lifting column 34 to move up and down, so that the lifting column 34 drives the fixed shell 4 to move synchronously through the mounting plate 35, and then the height of the device can be adjusted, so as to facilitate the use and installation of the device. When the height adjustment of the device is completed, the steam nozzle 6 can be extended into the boiler, and then the air inlet pipe 11 is connected to the external air source equipment such as the fan, and at the same time, the motor 2 92 is started, and the motor 2 92 can drive the transmission gear 93 to rotate. The rotating transmission gear 93 drives the outlet pipe 5 to rotate synchronously through the meshing driven gear 94, so that the outlet pipe 5 drives the steam nozzle 6, the diverter pipe 12 and the telescopic rod 97 to rotate synchronously, and at the same time, the air inlet pipe 11 can ventilate the inside of the outlet pipe 5, so that the outlet pipe 5 ventilates the inside of the steam nozzle 6, so that the blowing port 13 opened on the multi-group diverter pipe 12 can discharge gas to the outside, and then the inside of the boiler can be soot-blown and cleaned, and at the same time, the rotating telescopic rod 97 and the brush plate 99 can be used to clean the stubborn dust inside the boiler, thereby improving the soot-blowing and cleaning effect, making the device blow more evenly, and improving the overall soot-blowing efficiency.

[0039] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A boiler steam sootblowing device, comprising a bottom plate (1), wherein four corners of the bottom end of the bottom plate (1) are symmetrically fixedly mounted with moving wheels (2), characterized in that: A lifting mechanism (3) is installed at the upper end of the bottom plate (1), a fixed shell (4) is installed at the top of the lifting mechanism (3), an air outlet pipe (5) is installed inside the fixed shell (4), a connected steam spray pipe (6) is fixedly installed at the right end of the air outlet pipe (5), a bracket (7) is fixedly installed on the outer side of the right end of the fixed shell (4), a mounting ring (8) is fixedly installed in the middle of the upper side of the bracket (7), an adjustment mechanism (9) is installed on the outside of the left end of the air outlet pipe (5), a rotating joint (10) is fixedly installed in the middle of the left end of the air outlet pipe (5), an air inlet pipe (11) is fixedly installed at the left end of the rotating joint (10), a plurality of groups of fixedly connected shunt pipes (12) are equidistantly distributed on the front and rear sides of the right end of the steam spray pipe (6), and three groups of blowing ports (13) are opened at the upper and lower ends of the shunt pipe (12).

2. A boiler steam sootblowing device according to claim 1, characterized in that: The lifting mechanism (3) comprises a mounting tube (31), the lower end of the mounting tube (31) is fixedly connected to the upper end of the bottom plate (1), a motor (32) is fixedly mounted on the inner bottom end of the mounting tube (31), the output end of the motor (32) is drivingly connected to a screw rod (33), the outer portion of the screw rod (33) is sleeved with a lifting column (34) connected by a thread, a mounting plate (35) is fixedly mounted on the top of the lifting column (34), the left and right inner walls of the mounting tube (31) are symmetrically provided with limit grooves (36), and the left and right sides of the lower end of the lifting column (34) are symmetrically fixedly mounted with limit blocks (37).

3. A boiler steam sootblowing device according to claim 2, characterized in that: The top of the lifting column (34) extends out of the interior of the mounting tube (31).

4. A boiler steam sootblowing device according to claim 3, characterized in that: The limiting block (37) matches the limiting groove (36) and is slidably connected.

5. A boiler steam sootblowing device according to claim 1, characterized in that: The regulating mechanism (9) comprises a protective cover (91), the bottom end of the protective cover (91) is fixedly connected to the left side of the rear end of the fixed shell (4), a second motor (92) is fixedly installed inside the protective cover (91), the output end of the second motor (92) is transmission-connected to a transmission gear (93), the left end of the air outlet pipe (5) is fixedly sleeved with a transmission gear (93), the right end of the air outlet pipe (5) is symmetrically fixedly sleeved with two groups of annular guide rings (95), the inner wall of the fixed shell (4) is symmetrically provided with two groups of annular guide grooves (96), three groups of telescopic rods (97) are fixedly installed at equal distances on both sides of the upper and lower ends of the right end of the steam spray pipe (6), the outer side of the telescopic rod (97) is sleeved with a spring (98), and the top of the telescopic rod (97) is fixedly installed with a brush plate (99).

6. A boiler steam sootblowing device according to claim 5, characterized in that: The transmission gear (93) is meshed with the driven gear (94), and the guide ring (95) is matched with the guide groove (96) and is slidably connected.

7. A boiler steam sootblowing device according to claim 6, characterized in that: The bottom end of the spring (98) is fixedly connected to the upper and lower outer walls of the steam spray pipe (6), and the other end is fixedly connected to the inner side of a brush plate (99), and a plurality of brushes are fixedly connected to the outer side of the brush plate (99).

8. A boiler steam sootblowing device according to claim 1, characterized in that: The lower end of the fixed shell (4) is fixedly connected to the upper end of the mounting plate (35), the bracket (7) is in an "L" shape, and the outer side of the left end of the steam spray pipe (6) matches the inside of the mounting ring (8) and is rotatably connected.

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