Scraping equipment for cleaning inner wall of boiler

Abstract

The utility model provides scraping equipment for cleaning the inner wall of a boiler, which belongs to the field of boiler cleaning and comprises a boiler main body, a lifting support is mounted outside the boiler main body, a driving component is mounted at the top end of the lifting support, and a plurality of cleaning components distributed at equal intervals are mounted on the outer wall of the driving component. The cleaning assembly is matched with a boiler body, different boilers can be cleaned, the applicability is wide, a first lifting rod is fixed through a fixing column, the first lifting rod limits the position of a transverse rod, the transverse rod limits the position of a second lifting rod, and the second lifting rod and the first lifting rod are matched to drive the driving assembly and the water spraying assembly to ascend and descend. And moving wheels facilitate displacement of a second lifting rod, so that the second lifting rod can displace the driving assembly and the water spraying assembly, the boilers in different directions can be cleaned conveniently, and a spring rod of the cleaning assembly facilitates fit scraping cleaning of the boilers with different sizes through a hollow scraping piece.

Description

Technical Field

[0001] The utility model relates to the field of boiler cleaning, in particular to a scraping device for cleaning the inner wall of a boiler. Background Art

[0002] A boiler is an energy conversion device. The energy input to the boiler includes chemical energy and electrical energy in the fuel. The boiler outputs steam, high-temperature water or organic heat carrier with a certain amount of thermal energy. Since the boiler heats water, scale will slowly accumulate inside the boiler pipes over time during the water heating process. When the boiler provides heat, the scale will isolate part of the heat, thereby reducing the efficiency of heat transfer; boilers, heat exchangers, superheaters, desulfurization systems GGH, condensers, heat exchangers, thermal pipelines, cooling water systems, compressors, generators, nuclear power plant equipment and various towers, reactors Chemical cleaning of reactors and storage tanks; physical cleaning of desulfurization system GGH, condensers, air preheaters, and thermal pipelines. Generally, the cleaning equipment is adjusted by a hydraulic telescopic column, and the cleaning mechanism is placed inside the furnace body. Then the screw is rotated to drive the stirring column on the adjustment block to move, so that the piston rod on the cleaning component contacts the inner wall of the furnace body and drives the cleaning rod to rotate to clean the inner wall of the boiler. However, although this method has a certain cleaning effect, there are many inconveniences in actual use. The cleaning mechanism is not convenient for close contact with the inner wall of the boiler for circumferential cleaning, and the cleaning effect is low. Therefore, a boiler inner wall cleaning device is needed.

[0003] Chinese Patent Authorization Announcement No.: CN202222162110.0, provides a boiler inner wall cleaning device, which provides a gear ring on the outer periphery of the boiler body, and drives the movable plate to move circumferentially through the cooperation of the driving part and the gear ring, thereby driving the cleaning mechanism to perform synchronous circular motion, and the cleaning mechanism contacts the inner wall of the boiler body. During the circumferential movement, the boiler inner wall can be cleaned more efficiently, thereby ensuring the cleaning efficiency of the cleaning mechanism. However, when cleaning the inner wall of the boiler, the solution is integrated with the boiler and needs to be used in conjunction with a boiler with a specific appearance shape. It is not convenient to use with boilers of various models and has low applicability.

[0004] Therefore, it is necessary to provide a scraping device for cleaning the inner wall of a boiler to solve the above-mentioned technical problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a scraping device for cleaning the inner wall of a boiler.

[0006] The utility model provides a scraping device for cleaning the inner wall of a boiler, comprising a boiler body, a lifting bracket installed on the outside of the boiler body, a driving component installed on the top of the lifting bracket, a plurality of cleaning components installed on the outer wall of the driving component and arranged at equal distances, the cleaning components are adapted to the boiler body, a water spray component is installed on the top of the boiler body, and the water spray component is connected to the cleaning component.

[0007] Preferably, the lifting bracket includes a fixed column, the top of the fixed column is fixedly connected to a first lifting rod, the top of the first lifting rod is rotatably connected to a cross bar, the cross bar is adapted to the boiler body, one end of the cross bar is fixedly connected to a second lifting rod, the second lifting rod has the same structure as the first lifting rod, and a moving wheel is installed at the bottom end of the second lifting rod.

[0008] Preferably, the first lifting rod comprises an electric push rod, a transmission end of the electric push rod is fixedly connected to a transmission rod, and the transmission rod is connected to a cross bar.

[0009] Preferably, the drive assembly includes a motor, which is installed at the top end of the cross bar. The transmission end of the motor is fixedly connected to a transmission shaft, which passes through the cross bar and extends to the interior of the boiler body, and the transmission shaft is adapted to the boiler body.

[0010] Preferably, the cleaning assembly comprises a plurality of spring rods arranged equidistantly, the spring rods being mounted on the outer wall of the transmission shaft, one end of the spring rod away from the transmission shaft being fixedly connected with a hollow scraper, and the hollow scraper abuts against the boiler body.

[0011] Preferably, the hollow scraper blade comprises a blade body, and the outer wall of the blade body is provided with a plurality of water spray holes which are arranged at equal distances.

[0012] Preferably, the water spray assembly includes multiple symmetrically distributed water receiving pipes, which are installed at the top of the cross bar. The water receiving pipes pass through the cross bar, and the bottom end of the water receiving pipe is fixedly connected with a hollow ring, which is communicated with the water receiving pipe. The bottom end of the hollow ring is fixedly connected with multiple equidistantly arranged water pipes, which are connected with the hollow scraper blades.

[0013] Compared with the related art, the scraping device for cleaning the inner wall of a boiler provided by the utility model has the following beneficial effects:

[0014] 1. A scraping device for cleaning the inner wall of a boiler, wherein a first lifting rod is fixed by a fixed column, the first lifting rod defines the position of a cross bar, the cross bar defines the position of a second lifting rod, and the second lifting rod cooperates with the first lifting rod to drive a driving component and a water spray component to lift and lower, wherein a moving wheel facilitates the displacement of the second lifting rod, so that the second lifting rod can displace the driving component and the water spray component, which is convenient for cleaning boilers in different directions, and a spring rod of the cleaning component facilitates the hollow scraper to fit boilers of different sizes, so that the hollow scraper can scrape and clean the inner wall of the boiler.

[0015] 2. A scraping device for cleaning the inner wall of a boiler. The spring rod of the cleaning component makes it easy for the hollow scraper to fit the boilers of different sizes, so that the hollow scraper can scrape and clean the inner wall of the boiler. The water spray hole of the hollow scraper makes it easy to connect the water pipe of the water spray component to an external water source and spray the water delivered by the hollow ring and the water pipe, so as to soften and decompose the scale on the inner wall of the boiler. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the overall split structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the disassembled structure of the cleaning component and the water spray component of the utility model;

[0019] Figure 4 It is a schematic diagram of the enlarged structure of the hollow scraper of the utility model;

[0020] Numbers in the figure: 1. Boiler body; 2. Lifting bracket; 3. Driving assembly; 4. Cleaning assembly; 5. Water spray assembly; 201. Fixed column; 202. First lifting rod; 203. Cross bar; 204. Second lifting rod; 205. Moving wheel; 20201. Electric push rod; 20202. Transmission rod; 301. Motor; 302. Transmission shaft; 401. Spring rod; 402. Hollow scraper; 40201. Sheet body; 40202. Water spray hole; 501. Water connecting pipe; 502. Hollow ring; 503. Water supply pipe. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figures 1 to 4 The utility model provides a scraping device for cleaning the inner wall of a boiler, comprising a boiler body 1, a lifting bracket 2 is installed on the outside of the boiler body 1, a driving component 3 is installed on the top of the lifting bracket 2, and a plurality of cleaning components 4 are installed on the outer wall of the driving component 3 and arranged at equal distances, and the cleaning component 4 is adapted to the boiler body 1, and a water spray component 5 is installed on the top of the boiler body 1, and the water spray component 5 is connected to the cleaning component 4.

[0023] The driving component 3 and the water spraying component 5 are driven to rise and fall by the lifting bracket 2, and the driving component 3 drives the cleaning component 4 to rise and fall. At the same time, the driving component 3 drives the cleaning component 4 to rotate, and the cleaning component 4 scrapes and cleans the inner wall of the boiler body 1. At this time, the water spraying component 5 delivers cleaning liquid, and the cleaning liquid is sprayed on the inner wall of the boiler body 1 through the cleaning component 4, so that the scale residue on the inner wall of the boiler body 1 is softened and decomposed, which is more conducive to the cleaning of the cleaning component 4, thereby improving the user's cleaning efficiency of the inner wall of the boiler body 1. In particular, the lifting bracket 2 can make the entire equipment rise and fall and move, which is convenient for cleaning different boilers and can meet the cleaning needs of various boilers. It has a wide applicability and is convenient and quick to use.

[0024] The lifting bracket 2 includes a fixed column 201, the top of which is fixedly connected to a first lifting rod 202, the top of which is rotatably connected to a cross bar 203, the cross bar 203 is adapted to the boiler body 1, one end of the cross bar 203 is fixedly connected to a second lifting rod 204, the second lifting rod 204 has the same structure as the first lifting rod 202, and a moving wheel 205 is installed at the bottom of the second lifting rod 204.

[0025] The first lifting rod 202 includes an electric push rod 20201 , a transmission end of the electric push rod 20201 is fixedly connected to a transmission rod 20202 , and the transmission rod 20202 is connected to the cross bar 203 .

[0026] The driving assembly 3 includes a motor 301, which is installed at the top of the cross bar 203. The driving end of the motor 301 is fixedly connected with a transmission shaft 302. The transmission shaft 302 passes through the cross bar 203 and extends to the inside of the boiler body 1. The transmission shaft 302 is adapted to the boiler body 1.

[0027] The cleaning assembly 4 includes a plurality of spring rods 401 arranged equidistantly, the spring rods 401 are mounted on the outer wall of the transmission shaft 302 , one end of the spring rods 401 away from the transmission shaft 302 is fixedly connected with a hollow scraper 402 , and the hollow scraper 402 abuts against the boiler body 1 .

[0028] The hollow scraper blade 402 includes a blade body 40201 , and a plurality of water spray holes 40202 arranged at equal distances are formed on the outer wall of the blade body 40201 .

[0029] The water spray assembly 5 includes multiple symmetrically distributed water receiving pipes 501, which are installed at the top of the cross bar 203. The water receiving pipe 501 passes through the cross bar 203. The bottom end of the water receiving pipe 501 is fixedly connected with a hollow ring 502, and the hollow ring 502 is communicated with the water receiving pipe 501. The bottom end of the hollow ring 502 is fixedly connected with multiple equidistantly arranged water pipes 503, and the water pipes 503 are connected to the hollow scraper 402. The water pipes 503 are communicated with the hollow scraper 402.

[0030] During operation, the lifting bracket 2 drives the driving component 3 and the water spraying component 5 to lift, and the driving component 3 drives the cleaning component 4 to lift. At the same time, the driving component 3 drives the cleaning component 4 to rotate, and the cleaning component 4 scrapes and cleans the inner wall of the boiler body 1. At this time, the water spraying component 5 conveys cleaning liquid, and sprays the cleaning liquid on the inner wall of the boiler body 1 through the cleaning component 4, so that the scale residue on the inner wall of the boiler body 1 is softened and decomposed, which is more conducive to the cleaning of the cleaning component 4, thereby improving the user's cleaning efficiency of the inner wall of the boiler body 1. In particular, the lifting bracket 2 can make the entire equipment lift and move, which is convenient for cleaning different boilers and can meet the cleaning needs of various boilers. It has a wide applicability and is convenient and quick to use. Among them, the fixed column 201 fixes the first lifting rod 202, and the first lifting rod 202 limits the cross bar The position of the second lifting rod 203 is defined by the cross bar 203, and the cross bar 203 limits the position of the second lifting rod 204. The second lifting rod 204 cooperates with the first lifting rod 202 to drive the driving component 3 and the water spraying component 5 to rise and fall, wherein the moving wheel 205 facilitates the displacement of the second lifting rod 204, so that the second lifting rod 204 can displace the driving component 3 and the water spraying component 5, which is convenient for cleaning the boiler in different directions. The spring rod 401 of the cleaning component 4 facilitates the hollow scraper 402 to fit the boilers of different sizes, and facilitates the hollow scraper 402 to scrape and clean the inner wall of the boiler, wherein the water spray hole 40202 of the hollow scraper 402 facilitates the water receiving pipe 501 of the water spraying component 5 to connect to the external water source and spray out the water source transported by the hollow ring 502 and the water pipe 503, which is convenient for softening and decomposing the scale on the inner wall of the boiler.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0032] 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 scraping device for cleaning the inner wall of a boiler, comprising a boiler body (1), characterized in that: A lifting bracket (2) is installed on the outside of the boiler body (1); a driving assembly (3) is installed on the top of the lifting bracket (2); a plurality of cleaning assemblies (4) arranged at equal distances are installed on the outer wall of the driving assembly (3); the cleaning assemblies (4) are adapted to the boiler body (1); a water spray assembly (5) is installed on the top of the boiler body (1); and the water spray assembly (5) is connected to the cleaning assembly (4).

2. A scraping device for cleaning the inner wall of a boiler according to claim 1, characterized in that: The lifting bracket (2) comprises a fixed column (201), the top end of the fixed column (201) is fixedly connected to a first lifting rod (202), the top end of the first lifting rod (202) is rotatably connected to a cross bar (203), the cross bar (203) is adapted to the boiler body (1), one end of the cross bar (203) is fixedly connected to a second lifting rod (204), the second lifting rod (204) has the same structure as the first lifting rod (202), and a moving wheel (205) is installed at the bottom end of the second lifting rod (204).

3. A scraping device for cleaning the inner wall of a boiler according to claim 2, characterized in that: The first lifting rod (202) comprises an electric push rod (20201), a transmission end of the electric push rod (20201) is fixedly connected to a transmission rod (20202), and the transmission rod (20202) is connected to a cross bar (203).

4. A scraping device for cleaning the inner wall of a boiler according to claim 1, characterized in that: The driving assembly (3) comprises a motor (301), the motor (301) being mounted on the top end of the cross bar (203), the driving end of the motor (301) being fixedly connected to a driving shaft (302), the driving shaft (302) penetrating the cross bar (203) and extending to the interior of the boiler body (1), the driving shaft (302) being adapted to the boiler body (1).

5. A scraping device for cleaning the inner wall of a boiler according to claim 4, characterized in that: The cleaning assembly (4) comprises a plurality of spring rods (401) arranged at equal distances, wherein the spring rods (401) are mounted on the outer wall of the transmission shaft (302), and one end of the spring rod (401) away from the transmission shaft (302) is fixedly connected to a hollow scraper (402), wherein the hollow scraper (402) abuts against the boiler body (1).

6. A scraping device for cleaning the inner wall of a boiler according to claim 5, characterized in that: The hollow scraper blade (402) comprises a blade body (40201), and the outer wall of the blade body (40201) is provided with a plurality of water spray holes (40202) arranged at equal distances.

7. A scraping device for cleaning the inner wall of a boiler according to claim 2, characterized in that: The water spray assembly (5) comprises a plurality of symmetrically distributed water receiving pipes (501), the water receiving pipes (501) being installed at the top end of the cross bar (203), the water receiving pipes (501) penetrating the cross bar (203), the bottom end of the water receiving pipe (501) being fixedly connected to a hollow ring (502), the hollow ring (502) being in communication with the water receiving pipe (501), the bottom end of the hollow ring (502) being fixedly connected to a plurality of equidistantly arranged water delivery pipes (503), the water delivery pipes (503) being connected to the hollow scraper blade (402), the water delivery pipes (503) being in communication with the hollow scraper blade (402).

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