Inner wall cleaning device for boiler smoke pipe

Abstract

The utility model relates to the technical field of pipeline cleaning, and discloses an inner wall cleaning device for a boiler smoke pipe, which comprises a cleaning device body, the outer side of the cleaning device body is fixedly connected with a first connecting piece, the inside of the first connecting piece is rotatably connected with a rotating piece, and the outer side of the rotating piece is fixedly connected with an electric push rod. Second connecting pieces are fixedly connected to the output ends of the electric push rods, connecting plates are fixedly connected to the outer side of the cleaning device body, rotating rods are rotatably connected to the interiors of the two connecting plates, and a double-shaft motor is fixedly connected to the end, away from the cleaning device body, of each rotating rod; and an output shaft of the double-shaft motor is fixedly connected with a rotating wheel, and the outer side of the rotating rod on the right side is fixedly connected with a fixing plate. The inner wall cleaning device for the boiler smoke pipe has the advantages that the distance between the rotating wheel and the cleaning device body can be conveniently adjusted, and therefore the inner wall cleaning device is suitable for entering cleaning of smoke pipes of various specifications.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline cleaning technical field, concretely is a kind of inner wall cleaning device for boiler flue. BACKGROUND

[0002] Boiler is a kind of energy conversion equipment, it converts input energy into steam, high-temperature water or organic heat carrier with certain heat energy.These energy inputs can come from chemical energy in fuel or electric energy.However, in the use process of boiler, inner wall pipeline will accumulate ash, and these ash will have negative impact on the energy conversion efficiency of boiler.

[0003] The existing Chinese patent discloses a boiler flue cleaning device with publication number CN 117231996 A, which includes a transfer mechanism, a box body, an auxiliary wheel rotatably connected to the outer side of the box body, and a motor adaptedly installed on the inner wall of the box body.The output end of the motor is fixedly connected with a driving shaft, and the outer side of the driving shaft is fixedly connected with a worm gear sleeve.In this patent, the auxiliary wheel and the driving wheel drive the device into the interior of the flue pipe for cleaning, but the auxiliary wheel and the driving wheel are not convenient to adjust, so they cannot adapt to the cleaning of flues of various specifications.If the flue is too narrow, the device cannot enter for cleaning, and if the flue is relatively wide, the scraper cannot scrape the inner wall of the flue, so a boiler flue inner wall cleaning device is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0004] (I) Technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a boiler flue inner wall cleaning device, which has the advantages of being convenient to adjust the distance between the rotating wheel and the cleaning device main body, thereby adapting to the cleaning of flues of various specifications, and solving the problem that the auxiliary wheel and the driving wheel are not convenient to adjust and cannot adapt to the cleaning of flues of various specifications, and can only clean the inner wall of specific flues.

[0006] (II) Technical solution

[0007] The utility model discloses a technical scheme that solves the above technical problem is as follows: A kind of inner wall cleaning device for boiler smoke pipe, including cleaning device body, the outside of cleaning device body is fixedly connected with first connecting piece, the inside rotation of first connecting piece is connected with rotating piece, the outside of rotating piece is fixedly connected with electric push rod, the output end of electric push rod is fixedly connected with second connecting piece, the outside of cleaning device body is fixedly connected with connecting plate, the inside rotation of two connecting plates is connected with rotating rod, the end of rotating rod away from cleaning device body is fixedly connected with double-shaft motor, the output shaft of double-shaft motor is fixedly connected with rotating wheel, the outside of right rotating rod is fixedly connected with fixed plate, the outside rotation of fixed plate and second connecting piece is connected.

[0008] The utility model has the advantages of:

[0009] The inner wall cleaning device for boiler smoke pipe has the advantages of being convenient to adjust the distance between the rotating wheel and the cleaning device body, thereby adapting to the cleaning of smoke pipes of various specifications.

[0010] Based on the above technical scheme, the utility model can also be improved as follows.

[0011] Further, the cleaning device body is in the shape of a triangular prism, and the number of rotating rods is six and they are distributed in a circumferential array.

[0012] The adoption of the above further scheme has the advantages that the six rotating rods on the outside drive the rotating wheel to support the smoke pipe, and then make the rotating rods drive the rotating wheel to walk on the inner wall of the smoke pipe.

[0013] Further, the two output shafts of the double-shaft motor are fixedly connected with the rotating wheel on the outside, and the left side of the cleaning device body is fixedly connected with a pipe inlet.

[0014] The adoption of the above further scheme has the advantages that the double-shaft motor can drive the two rotating wheels to rotate, so that the rotating wheels drive the cleaning device body to move forward in the smoke pipe, and the pipe inlet can facilitate the removal of impurities inside the pipe.

[0015] Further, the outside of the rotating rod on the left side is fixedly connected with a first support plate, the outside of the rotating rod on the right side is fixedly connected with a second support plate, and the opposite inner sides of the two first support plates and the two second support plates are rotationally connected with the same connecting rod.

[0016] Further, the right side of the cleaning device body is fixedly connected with a first motor, the output shaft of the first motor is fixedly connected with a flow divider, and the outside of the flow divider is fixedly connected with a high-pressure spray head.

[0017] The beneficial effect of the further scheme is that the shunt drives the high-pressure nozzle to rotate at high speed to clean the inner wall of the flue.

[0018] Further, the right side of the shunt is rotationally connected with a connecting pipe, and the number of the high-pressure nozzles is three and the high-pressure nozzles are distributed in a circumferential array.

[0019] The beneficial effect of the further scheme is that the outer water pipe is connected with the connecting pipe, so that the outer water is transported into the shunt through the connecting pipe and is sprayed at the high-pressure nozzles to clean the inner wall of the flue. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural schematic view of the utility model;

[0021] Figure 2 It is a structural schematic view of the high-pressure nozzle of the utility model;

[0022] Figure 3 It is the utility model Figure 2 It is an enlarged view of A in the utility model;

[0023] Figure 4 It is a structural schematic view of the rotating rod of the utility model.

[0024] In the figure: 1, cleaning device body; 2, first connecting piece; 3, rotating piece; 4, electric push rod; 5, second connecting piece; 6, connecting plate; 7, rotating rod; 8, double-shaft motor; 9, rotating wheel; 10, fixed plate; 11, inlet pipe; 12, first support plate; 13, second support plate; 14, connecting rod; 15, first motor; 16, shunt; 17, high-pressure nozzle; 18, connecting pipe. DETAILED DESCRIPTION

[0025] 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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] In the embodiments, the shunt is connected with the rotating rod through the connecting plate. Figures 1-4The utility model provides a kind of inner wall cleaning device for boiler flue pipe, the utility model includes cleaning device body 1, the outside of cleaning device body 1 is fixedly connected with first connecting piece 2, the inside rotationally connected with rotating piece 3 of first connecting piece 2, the outside of rotating piece 3 is fixedly connected with electric push rod 4, the output end of electric push rod 4 is fixedly connected with second connecting piece 5, the outside of cleaning device body 1 is fixedly connected with connecting plate 6, the inside rotationally connected with rotating rod 7 of two connecting plates 6, the end of rotating rod 7 away from cleaning device body 1 is fixedly connected with double-shaft motor 8, the output shaft of double-shaft motor 8 is fixedly connected with rotating wheel 9, the outside of right rotating rod 7 is fixedly connected with fixed plate 10, and the outside of fixed plate 10 and second connecting piece 5 is rotationally connected.

[0027] When the inside of flue pipe needs to be cleaned, electric push rod 4 is started, so that electric push rod 4 stretches outwards or is recovered, so that second connecting piece 5 drives rotating rod 7 to rotate, the angle between rotating rod 7 and cleaning device body 1 becomes larger or smaller, so that the distance between double-shaft motor 8 and cleaning device body 1 becomes larger or smaller, then rotating wheel 9 is close to or away from cleaning device body 1, so that rotating wheel 9 can contact the inner wall of flue pipe, so that the device can clean the inner wall of flue pipe of different specifications.

[0028] Specifically, refer to Figure 4 , cleaning device body 1 is in the shape of a triangular prism, and the number of rotating rods 7 is six and is distributed in a circumferential array.

[0029] In the embodiment, the six rotating rods 7 on the outside drive the rotating wheels 9 to support the flue pipe, and then the rotating rods 7 drive the rotating wheels 9 to walk on the inner wall of the flue pipe.

[0030] Specifically, refer to Figure 1 , the two output shafts of the double-shaft motor 8 are fixedly connected with the rotating wheels 9 on the outside, and the left side of the cleaning device body 1 is fixedly connected with a pipe inlet member 11.

[0031] In the embodiment, the double-shaft motor 8 drives the two rotating wheels 9 to rotate, so that the rotating wheels 9 drive the cleaning device body 1 to move forward in the inside of the flue pipe, and the pipe inlet member 11 facilitates the passage of impurities inside the pipe.

[0032] Specifically, refer to Figure 2 , the outside of the left rotating rod 7 is fixedly connected with a first support plate 12, the outside of the right rotating rod 7 is fixedly connected with a second support plate 13, and the opposite inner sides of the two first support plates 12 and the two second support plates 13 are rotationally connected with the same connecting rod 14.

[0033] In this embodiment, when the electric push rod 4 drives the second connecting sheet 5 to move, so that the second connecting sheet 5 drives the right rotating rod 7 to adjust the inclination angle between the right rotating rod 7 and the cleaning device body 1, and then the right rotating rod 7 drives the connecting rod 14 to move to the right, so that the connecting rod 14 drives the left rotating rod 7 to adjust the inclination angle between the left rotating rod 7 and the cleaning device body 1, so that all the rotating wheels 9 on the outside can contact the inner wall of the flue, thereby walking on the inner wall of the flue and cleaning the inner wall of the flue.

[0034] Specifically, referring to Figure 2 and Figure 4 , the right side of the cleaning device body 1 is fixedly connected with the first motor 15, the output shaft of the first motor 15 is fixedly connected with the shunt 16, and the outer side of the shunt 16 is fixedly connected with the high-pressure nozzle 17.

[0035] In this embodiment, when the cleaning device body 1 enters the inside of the flue, the first motor 15 is started, so that the first motor 15 drives the shunt 16 to rotate, and then the shunt 16 drives the high-pressure nozzle 17 to rotate at high speed, thereby washing and cleaning the inner wall of the flue.

[0036] Specifically, referring to Figure 4 , the right side of the shunt 16 is rotatably connected with the connecting pipe 18, and the number of the high-pressure nozzles 17 is three and arranged in a circular array.

[0037] In this embodiment, the connecting pipe 18 is connected with the outer water pipe, so that the outer water is transported into the inside of the shunt 16 through the connecting pipe 18, and sprayed at the high-pressure nozzles 17 to wash the inner wall of the flue.

[0038] Working principle:

[0039] Firstly, when it is needed to clean the inside of the flue, the electric push rod 4 is started, so that the electric push rod 4 is stretched outwards or retracted, so that the second connecting sheet 5 drives the right rotating rod 7 to rotate, so that the second connecting sheet 5 drives the right rotating rod 7 to adjust the inclination angle between the right rotating rod 7 and the cleaning device body 1, and then the right rotating rod 7 drives the connecting rod 14 to move to the right;

[0040] Then, the connecting rod 14 drives the left rotating rod 7 to adjust the inclination angle between the left rotating rod 7 and the cleaning device body 1, so that all the rotating wheels 9 on the outside can contact the inner wall of the flue, so that the device can clean the inner wall of the flue of different specifications.

[0041] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and implementations, it is to be understood that the terminology used is for the purpose of descriptive clarity and that it is intended to be limited only by the words recited in the appended claims. The scope of the present application shall be limited only by the claims.

[0042] While the embodiments of the present application have been shown and described with respect to particular embodiments thereof, it will be understood by those skilled in the art that various changes in form and details can be made therein without departing from the spirit and scope of the application. Therefore, the scope of the application should not be limited by the embodiments, but should be defined only in accordance with the following claims and their equivalents.

Claims

1. A device for cleaning the inner wall of a boiler flue, comprising a cleaning device body (1), characterised in that: The outer side of the cleaning device body (1) is fixedly connected with a first connecting piece (2), the inner side of the first connecting piece (2) is rotatably connected with a rotating piece (3), the outer side of the rotating piece (3) is fixedly connected with an electric push rod (4), the output end of the electric push rod (4) is fixedly connected with a second connecting piece (5), the outer side of the cleaning device body (1) is fixedly connected with a connecting plate (6), the inner side of two connecting plates (6) is rotatably connected with a rotating rod (7), the end of the rotating rod (7) away from the cleaning device body (1) is fixedly connected with a double-shaft motor (8), the output shaft of the double-shaft motor (8) is fixedly connected with a rotating wheel (9), the outer side of the right rotating rod (7) is fixedly connected with a fixed plate (10), and the outer side of the fixed plate (10) is rotatably connected with the second connecting piece (5).

2. A device for cleaning the interior of a boiler flue according to claim 1, characterized in that: The cleaning device body (1) is in a triangular prism shape, the number of rotating rods (7) is six and they are distributed in a circumferential array.

3. A device for cleaning the interior of a boiler flue according to claim 1, characterized in that: The outer sides of the two output shafts of the double-shaft motor (8) are fixedly connected with the rotating wheel (9), and the left side of the cleaning device body (1) is fixedly connected with a pipe inlet (11).

4. A device for cleaning the interior of a boiler flue according to claim 1, characterized in that: The outer side of the left rotating rod (7) is fixedly connected with a first support plate (12), the outer side of the right rotating rod (7) is fixedly connected with a second support plate (13), and the opposite inner sides of the two first support plates (12) and the two second support plates (13) are rotatably connected with the same connecting rod (14).

5. A device for cleaning the interior of a boiler flue according to claim 1, characterized in that: The right side of the cleaning device body (1) is fixedly connected with a first motor (15), the output shaft of the first motor (15) is fixedly connected with a flow dividing piece (16), and the outer side of the flow dividing piece (16) is fixedly connected with a high-pressure spray head (17).

6. A device for cleaning the interior of a boiler flue according to claim 5, characterized in that: The right side of the flow dividing piece (16) is rotatably connected with a connecting pipe (18), and the number of high-pressure spray heads (17) is three and they are distributed in a circumferential array.

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