Multidirectional soot blowing cleaning mechanism

Abstract

The utility model relates to the technical field of soot cleaning, in particular to a multidirectional soot blowing cleaning mechanism which comprises a mounting seat and a fixed cylinder fixed on the mounting seat, a power shaft is rotatably arranged on the mounting seat, the front end of the power shaft extends into a rear port of the fixed cylinder, and a blowing fan blade is fixed at the front end of the power shaft. The power shaft is used for driving the air supply fan blades to supply air into the fixed barrel, the plug plate slides in the fixed barrel, the air pipe is rotationally installed on the front side of the plug plate, and forward supply and rotation of the air pipe are completed in a linkage mode while the power shaft drives the air supply fan blades to generate wind power through simple structure transmission.

Description

Technical Field

[0001] The utility model relates to the technical field of dust cleaning, in particular to a multi-directional dust blowing cleaning mechanism. Background Art

[0002] Dust will accumulate inside many devices during long-term use, and a cleaning mechanism is needed to clean the inside of the equipment, such as the furnace.

[0003] A multi-directional cleaning mechanism that can be extended into the equipment, such as a fixed rotary soot blower, is used to send the air duct into the equipment and rotate it, and use the high-pressure airflow ejected from the air duct to clean the soot. In the existing scheme, the generation of the high-pressure airflow and the transportation of the air duct require different control mechanisms. The present scheme provides a multi-directional soot blowing cleaning mechanism that uses the power of the generated high-pressure airflow itself to complete the transportation action of the air duct. Utility Model Content

[0004] The utility model aims to at least solve the problem of multiple control mechanisms and complex overall structure existing in the prior art.

[0005] The present invention provides a multi-directional dust blowing cleaning mechanism, which is achieved by the following specific technical means: it includes a mounting seat and a fixed cylinder fixed on the mounting seat, a power shaft is rotatably provided on the mounting seat, the front end of the power shaft extends into the rear port of the fixed cylinder, and a supply fan blade is fixed at the front end of the power shaft, a plug plate is slid in the fixed cylinder, an air duct is rotatably installed on the front side of the plug plate, and at the same time, the front end of the air duct passes through the front wall of the fixed cylinder and is rotatably connected to the front wall of the fixed cylinder, a plurality of groups of nozzles are opened on the wall of the air duct, when the power shaft rotates, the wind force generated by the supply fan blade pushes the plug plate forward, an annular groove is opened on the front side of the inner wall of the fixed cylinder, when the plug plate moves to the inner circle of the annular groove, the wind force in the fixed cylinder flows through the annular groove into the front side of the plug plate, and finally enters the air duct.

[0006] Preferred technical solution 1: An air inlet is provided on the rear end side wall of the air duct in the fixed cylinder, and the wind flowing from the annular groove into the front side of the plug plate enters the air duct through the air inlet.

[0007] Preferred technical solution 2: A convex ring is fixed on the rear inner wall of the fixed cylinder near the power shaft, and a spring is connected between the convex ring and the plug plate, and the rebound force of the spring is used to pull the plug plate to reset.

[0008] Preferred technical solution three: a motor is fixed in the mounting seat, and the output shaft of the motor is fixedly connected to the power shaft to drive the power shaft to rotate.

[0009] Preferred technical solution four: A large gear 1 is rotatably installed at the front end of the fixed cylinder, and the large gear 1 is slidably sleeved on the air duct, and a small gear 1 is fixedly sleeved at the rear end of the power shaft, and a reduction linkage is achieved between the small gear 1 and the large gear 1 through a reduction gear set installed on the mounting seat.

[0010] Preferred technical solution five: the reduction gear set includes a transmission shaft rotatably mounted on a mounting seat, a small gear 2 fixedly mounted on the front end of the transmission shaft meshes with a large gear 1, and a large gear 2 fixedly mounted on the rear end of the transmission shaft meshes with a small gear 1.

[0011] The above structure enables this solution to have the following beneficial effects:

[0012] 1. With simple structure transmission, the power shaft drives the fan blades to generate wind force, and at the same time, the air duct is also linked to complete the forward delivery and rotation, without the need for a separate control mechanism for control;

[0013] 2. Only one set of motors is needed to simultaneously generate high-pressure airflow, transport air through the air duct, and perform multi-directional air blowing and dust removal. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 This is a schematic diagram of the overall structure of this scheme;

[0016] Figure 2 This is a cross-sectional view of this scheme;

[0017] Figure 3 This is the exploded diagram of this scheme;

[0018] Figure 4 This is a schematic diagram of the structure of the fixed cylinder of this scheme.

[0019] Among them, 1. mounting seat, 2. fixing cylinder, 21. convex ring, 22. annular groove, 3. power shaft, 4. fan blades, 5. plug plate, 6. air duct, 61. nozzle, 62. air inlet, 7. spring, 8. motor, 9. large gear 1, 10. small gear, 11. reduction gear set, 111. transmission shaft, 112. small gear 2, 113. large gear 2. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 4 The multi-directional dust blowing cleaning mechanism comprises a mounting seat 1 and a fixed cylinder 2 fixed on the mounting seat 1. A power shaft 3 is rotatably provided on the mounting seat 1. A motor 8 is fixed in the mounting seat 1. The output shaft of the motor 8 is fixedly connected to the power shaft 3 to drive the power shaft 3 to rotate. The front end of the power shaft 3 extends into the rear port of the fixed cylinder 2, and a fan blade 4 located in the fixed cylinder 2 is fixed at the front end of the power shaft 3. The power shaft 3 is used to drive the fan blade 4 to supply air to the fixed cylinder 2. A plug plate 5 is slidably provided in the fixed cylinder 2. An air duct 6 is rotatably installed on the front side of the plug plate 5. At the same time, the front end of the air duct 6 passes through the front wall of the fixed cylinder 2 and is rotatably connected to the front wall of the fixed cylinder 2. A plurality of nozzles 61 are provided on the wall of the air duct 6. When the power shaft 3 rotates, the fan blades The wind force generated by 4 pushes the plug plate 5 forward, and sends the air duct 6 out of the fixed cylinder 2 and extends into the equipment. The front side of the inner wall of the fixed cylinder 2 is provided with an annular groove 22, and the width of the annular groove 22 is greater than the thickness of the plug plate 5. When the plug plate 5 moves to the inner circle of the annular groove 22, the wind force in the fixed cylinder 2 bypasses the plug plate 5 from the annular groove 22 and enters the front side of the plug plate 5, and finally enters the air duct 6, and then is sprayed out from the nozzle 61 of the air duct 6 extending out of the fixed cylinder 2 to perform multi-directional cleaning inside the equipment. The rear end side wall of the air duct 6 located in the fixed cylinder 2 is provided with an air inlet 62, and the wind flowing into the front side of the plug plate 5 from the annular groove 22 enters the air duct 6 through the air inlet 62, and the extension action of the air duct 6 is completed autonomously by the action of wind force.

[0022] See also Figure 2-Figure 3 , a multi-directional sootblowing cleaning mechanism, a convex ring 21 is fixed on the inner wall of the rear part of the fixed cylinder 2 near the power shaft 3, and a spring 7 is connected between the convex ring 21 and the plug plate 5. The spring 7 is stretched when the plug plate 5 moves forward, and after the power shaft 3 stops rotating, the rebound force of the spring 7 is used to pull the plug plate 5 to reset, thereby realizing the automatic retraction of the air duct 6.

[0023] See also Figure 1-Figure 3, multi-directional soot blowing cleaning mechanism, a large gear 9 is rotatably installed at the front end of the fixed cylinder 2, and the large gear 9 is slidably sleeved on the air duct 6 to ensure that the large gear can drive the air duct 6 to rotate when the air duct 6 extends to different lengths, and a small gear 10 is fixedly sleeved at the rear end of the power shaft 3, and a reduction gear group 11 installed on the mounting seat 1 realizes a reduction linkage between the small gear 10 and the large gear 9, so that the motor 8 can drive the power shaft 3 to rotate at a high speed to generate wind force while also driving the air duct 6 to rotate at a low speed to achieve blowing in a 360° direction, and the reduction gear group 11 includes a transmission shaft 111 rotatably arranged on the mounting seat 1, and a small gear 2 112 fixedly sleeved at the front end of the transmission shaft 111 is meshed with the large gear 9, and at the same time, a large gear 2 113 fixedly sleeved at the rear end of the transmission shaft 111 is meshed with the small gear 10.

[0024] See also Figure 2 , a multi-directional soot blowing cleaning mechanism, a protrusion is fixed on the front wall of the fixed cylinder 2, when the plug plate 5 moves to the position of the annular groove 22, the front end of the plug plate 5 contacts the protrusion, ensuring that the plug plate 5 remains in the position of the annular groove 22.

[0025] 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 multi-directional soot blowing cleaning mechanism, comprising a mounting seat and a fixing cylinder fixed on the mounting seat, characterized in that: A power shaft is rotatably provided on the mounting seat, and the front end of the power shaft extends into the rear port of the fixed cylinder, and a fan blade is fixed at the front end of the power shaft, a plug plate is slidably provided in the fixed cylinder, and an air duct is rotatably installed on the front side of the plug plate, and at the same time, the front end of the air duct passes through the front wall of the fixed cylinder and is rotatably connected to the front wall of the fixed cylinder, a plurality of groups of nozzles are provided on the wall of the air duct, and an annular groove is provided on the front side of the inner wall of the fixed cylinder, and when the plug plate moves to the inner circle of the annular groove, the wind in the fixed cylinder flows through the annular groove and enters the air duct on the front side of the plug plate.

2. A multi-directional soot blowing cleaning mechanism according to claim 1, characterized in that: The rear end side wall of the air duct located in the fixing tube is provided with an air inlet.

3. A multi-directional soot blowing cleaning mechanism according to claim 1, characterized in that: A convex ring is fixed on the inner wall of the rear portion of the fixing cylinder near the power shaft, and a spring is connected between the convex ring and the plug plate.

4. A multi-directional soot blowing cleaning mechanism according to claim 1, characterized in that: The width of the annular groove is greater than the thickness of the plug plate.

5. A multi-directional soot blowing cleaning mechanism according to claim 1, characterized in that: A large gear 1 is rotatably mounted on the front end of the fixed cylinder, and the large gear 1 is slidably sleeved on the air duct, and a small gear 1 is fixedly sleeved on the rear end of the power shaft, and the small gear 1 is connected to the large gear 1 through a reduction gear set installed on the mounting seat.

6. A multi-directional soot blowing cleaning mechanism according to claim 5, characterized in that: The reduction gear set includes a transmission shaft rotatably mounted on a mounting seat, a small gear 2 fixedly mounted at the front end of the transmission shaft meshes with a large gear 1, and a large gear 2 fixedly mounted at the rear end of the transmission shaft meshes with a small gear 1.

7. A multi-directional soot blowing cleaning mechanism according to claim 4, characterized in that: A protrusion is fixed on the inner front wall of the fixing cylinder, and when the plug plate moves to the position of the annular groove, the front end of the plug plate contacts the protrusion.

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