Device for cleaning coal ash cakes on inner wall of boiler
By designing a boiler inner wall coal ash agglomeration cleaning device, a motor-driven threaded rod and gear mechanism are used to achieve sliding cleaning of the ash scraper and collection of coal ash. This solves the problem of reduced heat transfer efficiency and increased fuel consumption caused by coal ash agglomeration on the boiler inner wall, extends the service life of the boiler, and provides a way to reuse coal ash.
Patent Information
- Application Number
- CN202520178253.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-05
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2035-02-05
AI Technical Summary
In existing boilers, coal ash caking on the inner wall during use leads to reduced heat transfer efficiency, increased fuel consumption, and shortened service life.
A boiler inner wall coal ash agglomeration cleaning device is designed. The device uses a motor to drive a threaded rod and a gear mechanism to achieve sliding cleaning of the ash scraper and collection of coal ash, thereby removing and collecting coal ash agglomerates.
It improves the heat transfer efficiency of the boiler, reduces fuel consumption, extends the service life of the boiler, and the collected coal ash can be used in road engineering and agriculture.
Smart Images
Figure CN223755383U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the boiler cleaning technical field, in particular, relate to a kind of boiler inner wall coal ash agglomeration cleaning device. BACKGROUND
[0002] Boiler is a kind of energy conversion equipment, the energy input to boiler has chemical energy in fuel, electric energy, boiler exports have certain heat steam, high-temperature water or organic heat carrier, mainly for life, there is also a small amount of application in industrial production;
[0003] Boiler is used in thermal power plant, ship, locomotive and industrial and mining enterprises, the inner wall of existing boiler is generally produced coal ash agglomeration when using, if it is not cleaned, the efficiency of heat transfer will be reduced, fuel consumption is increased, and the service life of boiler is also reduced, for this purpose, a kind of boiler inner wall coal ash agglomeration cleaning device is provided. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a kind of boiler inner wall coal ash agglomeration cleaning device, the effect of cleaning boiler inner wall coal ash agglomeration is achieved by cleaning device, the problem that the efficiency of heat transfer will be reduced, fuel consumption is increased, and the service life of boiler is also reduced if existing boiler is not cleaned is solved.
[0005] To solve the above technical problems, the utility model is realized by the following technical schemes:
[0006] The utility model is a kind of boiler inner wall coal ash agglomeration cleaning device, including base, the top of base is provided with collecting mechanism, the top of collecting mechanism is provided with cleaning mechanism;
[0007] The cleaning mechanism includes boiler tank body, the top of boiler tank body is connected with top plate, the top of top plate is fixedly connected with threaded block, the top of top plate is fixedly connected with slide rail, the number of slide rail is several, the inner wall of slide rail is slidably connected with sliding block two, the outer wall of sliding block two is fixedly connected with fixed plate one, the bottom of first motor is fixedly connected with fixed plate one, the output end of the bottom of first motor is fixedly connected with threaded rod through shaft coupling, the outer surface of threaded rod is threadedly connected with the inner wall of threaded block, the top of slide rail is fixedly connected with fixed plate one, the outer surface of threaded rod is rotatably connected with rotating block, the outer wall of rotating block is fixedly connected with auxiliary rod, the number of auxiliary rod is several, the outer wall of auxiliary rod is fixedly connected with sliding block one, the outer wall of sliding block one is fixedly connected with ash scraping plate, the inside of boiler tank body is provided with sliding groove.
[0008] Further, the outer surface of ash scraping plate is slidably connected with the inner wall of boiler tank body, and the outer surface of sliding block one is slidably connected with the inner wall of boiler tank body.
[0009] Further, the collecting mechanism comprises an ash depositing pipe, the bottom of the ash depositing pipe is fixedly connected with the top of the base, and an ash discharging block is fixedly connected to the outer surface of the ash depositing pipe.
[0010] Further, an ash discharging opening is arranged in the ash discharging block, a supporting frame is fixedly connected to the top of the base, and a first motor is fixedly connected to the top of the supporting frame.
[0011] When the first motor is started to drive the threaded rod to rotate, the threaded rod will ascend or descend through the threaded block, drive the first motor to slide, and drive the rotating block at the bottom of the threaded rod to move, and the auxiliary rod at the outer surface of the rotating block also moves simultaneously.
[0012] Further, the output end of the bottom of the second motor is fixedly connected with a rotating rod through a shaft coupling, the bottom of the rotating rod penetrates through the inner wall of the supporting frame and extends to the outside, and a gear is fixedly connected to the outer surface of the rotating rod.
[0013] Further, a push rod is slidably connected to the inner wall of the ash depositing pipe, a gear slot is arranged in the push rod, and the outer surface of the gear slot is in meshing connection with the inner wall of the push rod.
[0014] Further, a second fixed plate is fixedly connected to the top of the supporting frame, and the outer wall of the push rod penetrates through the outer wall of the ash depositing pipe and extends to the inside.
[0015] Further, a limiting block is fixedly connected to the outer wall of the push rod, and a push plate is fixedly connected to the end of the push rod away from the limiting block, and the bottom of the push plate is slidably connected with the bottom of the base.
[0016] When the second motor is started to drive the rotating rod to rotate, the gear also rotates, and since the gear is in meshing connection with the inner wall of the push rod, the gear drives the push rod to move when the gear rotates, and the push plate slides at the bottom of the ash depositing pipe, so that the coal ash block is cleaned out from the ash discharging opening.
[0017] The utility model has the following beneficial effects:
[0018] 1. The utility model discloses a cleaning mechanism, and the first motor is started to drive the threaded rod to rotate, the threaded rod will ascend or descend through the threaded block, and the first motor will slide at this time, the rotating block at the bottom of the threaded rod will move when the threaded rod moves, and the auxiliary rod at the outer surface of the rotating block also moves simultaneously, the sliding block one slides in the sliding slot when the auxiliary rod moves, and the ash scraping plate at the outer wall of the sliding block one slides on the inner wall of the boiler tank body to clean the coal ash block in the boiler, improve the heat transfer efficiency, reduce fuel consumption, prolong the service life of the boiler, and guarantee the safe operation of the boiler.
[0019] 2. The utility model discloses a collecting mechanism is set up, and the second motor is started and drives the rotation of rotating rod, when rotating rod rotates, the gear on the outer surface of rotating rod also rotates, because the gear is engaged with the inside of push rod and is connected, so when the gear rotates, will drive push rod to remove, the push plate fixed connection with push rod can slide at the bottom of dust collecting pipe at this moment, thereby the lump of coal ash is cleaned from the ash outlet, and its advantage is that the coal ash is collected, and the collected coal ash can be used in road engineering and agricultural field.
[0020] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described above at the same time. BRIEF DESCRIPTION OF DRAWINGS
[0021] In order to more clearly illustrate the technical scheme of the utility model embodiment, the following will be needed to use the drawing of the embodiment briefly introduced, obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.
[0022] Figure 1 It is the whole structure schematic diagram of the utility model;
[0023] Figure 2 It is the threaded rod structure schematic diagram of the utility model;
[0024] Figure 3 It is the first motor structure schematic diagram of the utility model;
[0025] Figure 4 It is the push rod structure schematic diagram of the utility model;
[0026] Figure 5 It is the gear structure schematic diagram of the utility model.
[0027] In the drawing, the component list represented by each sign is as follows:
[0028] 11, base;1, cleaning mechanism;101, boiler tank body;102, top plate;103, sliding rail;104, fixed plate one;105, sliding groove;106, sliding block one;107, threaded rod;108, rotating block;109, auxiliary rod;110, threaded block;111, sliding block two;112, first motor;113, ash removal scraper;2, collecting mechanism;201, dust collecting pipe;202, ash outlet;203, push plate;204, ash outlet;205, push rod;206, second motor;207, limit block;208, fixed plate two;209, support frame;210, gear;211, rotating rod;212, gear slot. DETAILED DESCRIPTION
[0029] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.
[0030] Please refer to Figures 1-5 The utility model discloses a kind of boiler inner wall coal ash agglomeration cleaning devices, including base 11, base 11 top is provided with collection mechanism 2, collection mechanism 2 top is provided with cleaning mechanism 1, cleaning mechanism 1 includes boiler tank body 101, boiler tank body 101 top height is connected with top plate 102, top plate 102 top is fixedly connected with threaded block 110, it is moved by threaded block 110 and threaded rod 107 screw connection, top plate 102 top is fixedly connected with slide rail 103, the quantity of slide rail 103 is several, slide rail 103 inner wall is slidably connected with sliding block two 111, by sliding block two 111 in slide rail 103 sliding, sliding block two 111 outer wall is fixedly connected with fixed plate one 104, fixed plate one 104 bottom is fixedly connected with first motor 112, the output end of first motor 112 bottom is fixedly connected with threaded rod 107 by coupling, by first motor 112 drive threaded rod 107 rotation. Threaded rod 107 outer surface and threaded block 110 inner wall screw connection, slide rail 103 top is fixedly connected with fixed plate one 104, threaded rod 107 outer surface is rotatably connected with rotating block 108, by rotating block 108 for threaded rod 107 bottom rotation.
[0031] Rotating block 108 outer wall is fixedly connected with auxiliary rod 109, the quantity of auxiliary rod 109 is several, auxiliary rod 109 outer wall is fixedly connected with sliding block one 106, sliding block one 106 outer wall is fixedly connected with ash scraping blade 113, boiler tank body 101 is internally provided with chute 105, by chute 105 for sliding block one 106 in its sliding, ash scraping blade 113 outer surface and boiler tank body 101 inner wall slidably connected, sliding block one 106 outer surface and boiler tank body 101 inner wall slidably connected.
[0032] The collecting mechanism 2 comprises an ash pipe 201 for storing the scraped coal ash, the bottom of the ash pipe 201 is fixedly connected with the top of the base 11, an ash outlet 204 is arranged in the ash pipe 201, the coal ash is discharged through the ash outlet 204, a support frame 209 is fixedly connected with the top of the base 11, a second motor 206 is fixedly connected with the top of the support frame 209, a rotating rod 211 is fixedly connected with the output end of the second motor 206 through a shaft coupling, the rotating rod 211 is driven to rotate by the second motor 206, the rotating rod 211 penetrates through the inner wall of the support frame 209 and extends to the outside, so a gear 210 is fixedly connected with the outer surface of the rotating rod 211, a push rod 205 is slidably connected with the inner wall of the ash pipe 201, the gear 210 is meshed with the inner wall of the push rod 205, a fixed plate 208 is fixedly connected with the top of the support frame 209, the second motor 206 is supported by the support frame 209, the push rod 205 penetrates through the outer wall of the ash pipe 201 and extends to the inside, a limiting block 207 is fixedly connected with the outer wall of the push rod 205, a push plate 203 is fixedly connected with the end of the push rod 205 away from the limiting block 207, and the bottom of the push plate 203 is slidably connected with the bottom of the base 11.
[0033] One specific application of the embodiment is:
[0034] When it is necessary to clean the inside of the boiler, the first motor 112 is started to drive the threaded rod 107 to rotate, at this time, the threaded rod 107 is lifted or lowered through the threaded block 110, at this time, the fixed plate 104 and the sliding block 111 are pushed to slide in the sliding rail 103, and the first motor 112 is also driven to slide, when the threaded rod 107 moves, the rotating block 108 at the bottom of the threaded rod 107 moves, and the auxiliary rod 109 on the outer surface thereof also moves, when the auxiliary rod 109 moves, the sliding block 106 in the sliding groove 105 slides, and the ash scraping plate 113 on the outer wall thereof slides on the inner wall of the boiler tank 101 to scrape the coal ash, which has the advantages of cleaning the coal ash in the boiler, improving the heat transfer efficiency, reducing the fuel consumption, prolonging the service life of the boiler and ensuring the safe operation of the boiler, when the coal ash in the inside falls to the bottom, the second motor 206 is started to drive the rotating rod 211 to rotate, when the rotating rod 211 rotates, the gear 210 on the outer surface of the rotating rod 211 also rotates, since the gear 210 is meshed with the inner wall of the push rod 205, when the gear 210 rotates, the push rod 205 moves, at this time, the push plate 203 fixedly connected with the push rod 205 slides on the bottom of the ash pipe 201, so that the coal ash is cleaned out of the ash outlet 204, which has the advantages of collecting the coal ash, and the collected coal ash can be used in road engineering and agricultural fields.
[0035] In the description of the specification, the description of the terms "one embodiment", "an example", "a specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the utility model. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0036] The preferred embodiments of the utility model disclosed above are only used for helping to set forth the utility model. The preferred embodiments do not describe all the details exhaustively, and also do not limit the utility model to only the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited only by the claims and the entire scope and equivalents thereof.
Claims
1. A device for cleaning coal ash clumps on the inner wall of a boiler, comprising a base (11), characterized in that: The base (11) is provided with a collection mechanism (2) on top, and the collection mechanism (2) is provided with a cleaning mechanism (1) on top; The cleaning mechanism (1) includes a boiler tank (101), a top plate (102) is connected to the top of the boiler tank (101), a threaded block (110) is fixedly connected to the top of the top plate (102), a slide rail (103) is fixedly connected to the top of the top plate (102), and there are several slide rails (103). A second slider (111) is slidably connected to the inner wall of the slide rail (103), a first fixing plate (104) is fixedly connected to the outer wall of the second slider (111), and a first motor (112) is fixedly connected to the bottom of the first fixing plate (104). The output end of the first motor (112) is fixed by a coupling. A threaded rod (107) is fixedly connected to the outer surface of the threaded rod (107) and the inner wall of the threaded block (110). A fixed plate (104) is fixedly connected to the top of the slide rail (103). A rotating block (108) is rotatably connected to the outer surface of the threaded rod (107). An auxiliary rod (109) is fixedly connected to the outer wall of the rotating block (108). There are several auxiliary rods (109). A slider (106) is fixedly connected to the outer wall of the auxiliary rod (109). A cleaning scraper (113) is fixedly connected to the outer wall of the slider (106). A groove (105) is opened inside the boiler tank (101).
2. The boiler inner wall coal ash agglomeration cleaning device according to claim 1, characterized in that, The outer surface of the cleaning scraper (113) is slidably connected to the inner wall of the boiler tank (101), and the outer surface of the slider (106) is slidably connected to the inner wall of the boiler tank (101).
3. The boiler inner wall coal ash agglomeration cleaning device according to claim 2, characterized in that, The collection mechanism (2) includes an ash collection pipe (201), the bottom of which is fixedly connected to the top of the base (11), and an ash discharge block (202) is fixedly connected to the outer surface of the ash collection pipe (201).
4. A boiler inner wall coal ash agglomeration cleaning device according to claim 3, characterized in that, The ash discharge block (202) has an ash discharge port (204) inside, and a support frame (209) is fixedly connected to the top of the base (11), and a second motor (206) is fixedly connected to the top of the support frame (209).
5. A boiler inner wall coal ash agglomeration cleaning device according to claim 4, characterized in that, The output end of the second motor (206) is fixedly connected to a rotating rod (211) via a coupling. The bottom of the rotating rod (211) passes through the inner wall of the support frame (209) and extends to the outside. A gear (210) is fixedly connected to the outer surface of the rotating rod (211).
6. A boiler inner wall coal ash agglomeration cleaning device according to claim 5, characterized in that, A push rod (205) is slidably connected to the inner wall of the ash collection pipe (201). The push rod (205) has a toothed groove (212) inside, and the outer surface of the toothed groove (212) meshes with the inner wall of the push rod (205).
7. A boiler inner wall coal ash agglomeration cleaning device according to claim 6, characterized in that, The top of the support frame (209) is fixedly connected to a fixing plate (208), and the outer wall of the push rod (205) penetrates the outer wall of the ash collection pipe (201) and extends into the interior.
8. A boiler inner wall coal ash agglomeration cleaning device according to claim 7, characterized in that, The outer wall of the push rod (205) is fixedly connected to a limiting block (207), and the end of the push rod (205) away from the limiting block (207) is fixedly connected to a push plate (203). The bottom of the push plate (203) is slidably connected to the bottom of the base (11).