Corner tube type coal-fired boiler
By using a transmission mechanism and a layered unit in a corner tube coal-fired boiler, the coal is spread out and burned in layers, which solves the problem of incomplete combustion and improves combustion efficiency and coal utilization.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2026-03-27
AI Technical Summary
In existing corner tube coal-fired boilers, the accumulation and combustion of coal leads to incomplete combustion, resulting in waste of coal raw materials and the presence of unburned coal in the slag.
A transmission mechanism drives a pusher plate to spread coal evenly on the upper support net, and a layered unit allows some small coal pieces to fall evenly into the lower support net, achieving layered combustion of coal and improving combustion efficiency.
It improves combustion efficiency, avoids unburned coal in the residue, and achieves a more complete combustion effect.
Smart Images
Figure CN224050366U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of corner tube type coal fired boiler, concretely to a corner tube type coal fired boiler. BACKGROUND
[0002] The corner tube type coal fired boiler uses a pipeline system as the frame of the boiler, which simultaneously serves as the downcomer, lower distribution header and upper header, and also accomplishes a certain degree of steam-water separation.
[0003] The corner tube type coal fired boiler transmits coal to the lower part of the boiler for combustion, and the pipeline circulates, so that the heat loss of exhaust smoke is small and the thermal efficiency is improved. In the prior art, when coal is burned to provide heat, the coal is burned by being stacked, and air is blown into the interior to improve the combustion of the coal. However, the coal is burned by being stacked, which causes insufficient combustion of part of the coal, resulting in waste of the coal raw material and the presence of part of the coal that is not fully burned in the discharged waste residue. Therefore, the utility model provides a corner tube type coal fired boiler. UTILITY MODEL CONTENTS
[0004] In view of the deficiencies of the prior art, the utility model provides a corner tube type coal fired boiler, which solves the problem of insufficient combustion of part of the coal caused by stacking of the coal, resulting in waste of the coal raw material and the presence of part of the coal that is not fully burned in the discharged waste residue.
[0005] To achieve the above object, the utility model is implemented by the following technical scheme: a corner tube type coal fired boiler, comprising:
[0006] A boiler main body;
[0007] A bearing seat for supporting the boiler main body;
[0008] A collection seat for collecting coal residue, wherein an outer wall of the collection seat is fixedly connected with a residue discharge seat for discharging the coal residue;
[0009] A transmission mechanism arranged on the bearing seat, which is used to push the coal to be flatly laid;
[0010] A layering unit, which comprises a fixed frame, a lower bearing net and an upper bearing net, wherein both ends of the fixed frame are connected to the transmission mechanism, the lower bearing net and the upper bearing net are arranged on the fixed frame, and the upper bearing net is arranged above the lower bearing net.
[0011] Preferably, an outer wall of the bearing seat is fixedly connected with a feeding seat, and the feeding seat is connected with a feeding mechanism.
[0012] Preferably, a plurality of push plates are drivingly connected to the transmission mechanism, and the push plates are above the lower bearing net.
[0013] Preferably, a first connecting seat is fixedly connected to the outer wall of the lower bearing net, and the first connecting seat is slidingly connected to the inner wall of the fixed frame.
[0014] Preferably, the lower bearing net is above the upper bearing net, a second connecting seat is fixedly connected to the outer wall of the upper bearing net, and the second connecting seat is fixedly installed on the fixed frame.
[0015] Preferably, a moving unit is arranged on the first connecting seat and the second connecting seat, the moving unit comprises a filter plate and a sliding rod, the filter plate is fixedly connected to the bottom end face of the first connecting seat, and the sliding rod is slidingly connected with the second connecting seat and the filter plate.
[0016] Preferably, the filter plate is fixedly installed on the collecting seat, and the bottom end face of the filter plate is fixedly connected with a spring.
[0017] Preferably, the other end of the spring is fixedly connected with a fixing seat, the fixing seat is fixedly connected with the sliding rod, and the spring is sleeved on the outer peripheral wall of the sliding rod.
[0018] The utility model discloses a corner pipe type coal -fired boiler, it has the beneficial effect as follows:
[0019] The corner pipe type coal -fired boiler starts through the transmission mechanism, drives the push plate to drive, pushes coal material through the push plate, and the coal material is laid on the upper bearing net, and the full combustion is convenient, and the coal material on the upper bearing net is combusted, and the small -size coal material evenly falls into the lower bearing net, so that the coal is layered, and the coal is combusted fully, the energy efficiency of combustion is improved, and the combustion is more fully, and the coal material that does not burn fully exists in the residue is avoided. ACCURACY
[0020] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.
[0021] Figure 1 It is the structure schematic diagram of the utility model;
[0022] Figure 2 It is the connecting schematic diagram of the bearing seat and transmission mechanism of the utility model;
[0023] Figure 3The utility model discloses a layered unit and transmission mechanism connection schematic view.
[0024] Figure 4 The utility model discloses a layered unit structure schematic view.
[0025] Figure 5 The utility model discloses a layered unit and mobile unit connection schematic view.
[0026] In the drawing: 1, boiler main body;2, bearing seat;201, feed seat;3, collection seat;301, deslagging seat;4, transmission mechanism;401, push plate;5, layered unit;501, fixed frame;502, lower bearing net;503, upper bearing net;504, first connecting seat;505, second connecting seat;6, mobile unit;601, filter plate;602, sliding rod;603, spring;604, fixed seat. DETAILED DESCRIPTION
[0027] In order to make the utility model embodiment's purpose, technical scheme and advantage more clearly, to the technical scheme in the utility model embodiment, clear, complete is described, obviously, the described embodiment is the utility model one part embodiment, instead of all the embodiment. Based on the embodiment in the utility model, all other embodiments that the ordinary skill in the art obtains without making the creative labor are within the scope of the utility model protection.
[0028] The embodiment of the application provides an angle pipe type coal-fired boiler, which solves the problem that coal is accumulated for combustion, resulting in insufficient combustion of part of the coal, thereby causing waste of coal raw materials and existence of part of the insufficiently combusted coal in the discharged waste residue, realizes starting through the transmission mechanism 4, drives the push plate 401 to transmit, pushes the coal through the push plate 401, lays the coal on the upper bearing net 503, facilitates sufficient combustion, and the coal on the upper bearing net 503 is combusted, part of the small-size coal uniformly falls on the lower bearing net 502, so that the coal is layered, the coal is combusted sufficiently, the combustion efficiency is improved, the coal is combusted more sufficiently, and the problem that the insufficiently combusted coal exists in the residue is avoided.
[0029] In order to better understand the above technical scheme, the above technical scheme will be described in detail in combination with the drawings of the specification and specific embodiments.
[0030] The utility model embodiment discloses an angle pipe type coal-fired boiler.
[0031] According to the accompanying Figures 1-5 As shown in the figure, it comprises:
[0032] The boiler main body 1 adopts a unique water circulation structure, and the barrel and the body are supported by the membrane water cooling wall and the downcomer.
[0033] The bearing seat 2 is used for supporting the boiler body 1.
[0034] The collection seat 3 is used for collecting the cinder, and the outer wall of the collection seat 3 is fixedly connected with a cinder discharging seat 301 for discharging the cinder.
[0035] The transmission mechanism 4 is arranged on the bearing seat 2, and is used for pushing the coal to be flat, and is started through the transmission mechanism 4 to drive the pushing plate 401 to be transmitted, and the coal is pushed through the pushing plate 401 to be flat on the upper bearing net 503, so as to facilitate the full combustion.
[0036] The layering unit 5 comprises a fixed frame 501, a lower bearing net 502 and an upper bearing net 503, both ends of the fixed frame 501 are connected to the transmission mechanism 4, the lower bearing net 502 and the upper bearing net 503 are on the fixed frame 501, and the upper bearing net 503 is above the lower bearing net 502, the coal on the upper bearing net 503 is combusted, part of the small-size coal falls uniformly on the lower bearing net 502, so that the coal is layered, the coal combustion is facilitated, the energy efficiency of the combustion is improved, the combustion is more fully, and the coal that is not fully combusted exists in the residue is avoided.
[0037] The outer wall of the bearing seat 2 is fixedly connected with a feeding seat 201, the feeding seat 201 is connected with a feeding mechanism, and the raw material is conveyed into the transmission mechanism 4 through the feeding mechanism.
[0038] A plurality of pushing plates 401 are transmissionally connected to the transmission mechanism 4, the pushing plates 401 are above the lower bearing net 502, the pushing plates 401 are driven to be transmitted through the transmission mechanism 4 being started, and the coal is pushed through the pushing plates 401 to be flat on the upper bearing net 503, so as to facilitate the full combustion.
[0039] The outer wall of the lower bearing net 502 is fixedly connected with a first connecting seat 504, and the first connecting seat 504 is slidingly connected to the inner wall of the fixed frame 501.
[0040] The lower bearing net 502 is above the upper bearing net 503, the outer wall of the upper bearing net 503 is fixedly connected with a second connecting seat 505, and the second connecting seat 505 is fixedly installed on the fixed frame 501, the coal on the upper bearing net 503 is combusted, and is heated in cooperation with the boiler body 1, part of the small-size coal falls on the lower bearing net 502 when the coal on the upper bearing net 503 is combusted, so that the coal is layered, the coal combustion is facilitated, the energy efficiency of the combustion is improved, and the combustion is more fully.
[0041] The first connecting seat 504 and the second connecting seat 505 are provided with a moving unit 6, the moving unit 6 comprises a filter plate 601 and a sliding rod 602, the filter plate 601 is fixedly connected to the bottom end face of the first connecting seat 504, the sliding rod 602 is slidably connected with the second connecting seat 505 and the filter plate 601, the first connecting seat 504 is driven to move relative to the second connecting seat 505 through the sliding rod 602, when the coal is placed on the upper bearing net 503, the first connecting seat 504 is pushed to move downwards, the coal is stored on the upper bearing net 503, and the coal is laid on the upper bearing net 503 by cooperation of the pushing plate 401, so that the coal on the upper bearing net 503 is combusted, small-size coal is dropped on the lower bearing net 502, the coal is layered, the coal is more fully combusted, and the coal that is not fully combusted is avoided in the residue.
[0042] The filter plate 601 is fixedly installed on the collecting seat 3, the bottom end face of the filter plate 601 is fixedly connected with a spring 603, when the coal is placed on the lower bearing net 502, the first connecting seat 504 drives the sliding rod 602 to slide along the filter plate 601 under the action of gravity, at the moment, the spring 603 is stretched, and the lower bearing net 502 is supported under the rebound of the spring 603.
[0043] The other end of the spring 603 is fixedly connected with a fixed seat 604, the fixed seat 604 is fixedly connected with the sliding rod 602, and the spring 603 is sleeved on the outer circumferential wall of the sliding rod 602, when the sliding rod 602 moves, the fixed seat 604 moves, and the spring 603 is stretched.
[0044] The basic principle and main features of the utility model and the advantages of the utility model are shown and described. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only used to illustrate the principle of the utility model, various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and equivalents thereof.
Claims
1. A corner-tube coal-fired boiler, characterized in that, Include: The boiler body (1); The bearing seat (2) is used for supporting the boiler body (1); The collection seat (3) is used for collecting coal cinder, and the outer wall of the collection seat (3) is fixedly connected with the slag discharge seat (301) for discharging coal cinder; Transmission mechanism (4), the transmission mechanism (4) is arranged on the bearing seat (2), and the transmission mechanism (4) is driven for pushing coal material to be laid; Layering unit (5), the layering unit (5) includes a fixed frame (501), a lower bearing net (502) and an upper bearing net (503), both ends of the fixed frame (501) are connected on the transmission mechanism (4), the lower bearing net (502) and the upper bearing net (503) are on the fixed frame (501), and the upper bearing net (503) is above the lower bearing net (502).
2. A corner tube type coal fired boiler as claimed in claim 1, wherein The outer wall of the bearing seat (2) is fixedly connected with the feeding seat (201), and the feeding seat (201) is connected with the feeding mechanism.
3. A corner tube type coal fired boiler as claimed in claim 1, wherein The transmission mechanism (4) is drivenly connected with a plurality of push plates (401), and the push plates (401) are above the lower bearing net (502).
4. A corner tube type coal fired boiler as claimed in claim 3, wherein The outer wall of the lower bearing net (502) is fixedly connected with a first connecting seat (504), and the first connecting seat (504) is slidingly connected on the inner wall of the fixed frame (501).
5. A corner-tube coal-fired boiler according to claim 4, characterised in that The lower bearing net (502) is above the upper bearing net (503), the outer wall of the upper bearing net (503) is fixedly connected with a second connecting seat (505), and the second connecting seat (505) is fixedly installed on the fixed frame (501).
6. A corner tube type coal fired boiler as claimed in claim 5, wherein The first connecting seat (504) and the second connecting seat (505) are provided with a moving unit (6), the moving unit (6) includes a filter plate (601) and a sliding rod (602), the filter plate (601) is fixedly connected on the bottom end face of the first connecting seat (504), and the sliding rod (602) is slidingly connected with the second connecting seat (505) and the filter plate (601).
7. A corner-tube type coal-fired boiler according to claim 6, characterised in that The filter plate (601) is fixedly installed on the collection seat (3), and the bottom end face of the filter plate (601) is fixedly connected with a spring (603).
8. A corner-tube type coal-fired boiler according to claim 7, characterized in that The other end of the spring (603) is fixedly connected with a fixed seat (604), the fixed seat (604) is fixedly connected with the sliding rod (602), and the spring (603) is sleeved on the outer peripheral wall of the sliding rod (602).