Soot blower for slide plate gate

Abstract

The utility model relates to the technical field of slide plate gates, and discloses a soot blower for a slide plate gate, which comprises a pipeline, an air supply component arranged at the upper end of an air injection plate, a slag discharge port arranged on the bottom surface of the inner wall of the pipeline, and an air supply pipe fixedly inserted on the top surface of the air injection plate through a mounting mechanism. The air flow at the air source of the control cabinet is conveyed into the air injection plate through the air supply pipe, and then dust attached to the surface of the slide plate gate main body is blown down through the air injection plate; a circular block drives a hollow circular ring and an insertion pipe to be inserted into inner cavities of a first circle of winding ring and a second circle of winding ring correspondingly, the insertion pipe penetrates through inner cavities of the second circle of winding ring and a hollow circular base plate to enter an inner cavity of an air injection plate, and threaded rods in inner cavities of threaded grooves are rotationally connected in a threaded mode; and the threaded rod drives the semi-arc circular block to press and fix the hollow circular ring in the inner cavity of the first winding ring, so that the air supply pipe is mounted.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of plug door, concretely is a soot blowing device for plug door. BACKGROUND

[0002] The hot air plug door as important pulverizing system equipment of thermal power plant can play the role of isolating hot air into the coal mill, and the tightness of the plug door determines whether the coal mill can be timely inspected and repaired, and the safety of the maintenance personnel entering the mill interior is very important, in the long-term operation of the plug door, due to fly ash wear and deposition, a large amount of dust is easily accumulated in the track and the end of the plug, which causes sealing failure, and then the dust in the track needs to be treated using the soot blowing structure.

[0003] Such as the application number for CN202221716753.9 a coal mill hot air plug door is swept away with device, including blowing assembly, it includes pipeline, air supply pipe, jet plate, support, air cylinder, plug door main part, slag discharge port, blanking pipe and collection box, through the jet plate, the dust attached to the surface of the plug door main part is blown down, and falls into the collection box inside through the slag discharge port, the dust is soaked by the water inside the collection box, the collection box containing dust is extracted from the blanking pipe by pulling it outward, so that the operator can clean the dust in the collection box, thereby reducing the possibility of dust continuously accumulating in the pipeline and affecting the normal opening and closing of the plug door main part.

[0004] The hot air plug door blowing device of the above-mentioned patent is used, the air supply pipe is fixedly inserted on the top surface of the jet plate, the air flow at the control cabinet gas source is sent into the jet plate through the air supply pipe, and the dust attached to the surface of the plug door main part is blown down through the jet plate, since the air supply pipe is fixedly installed on the upper end of the jet plate, such arrangement causes the air supply pipe to be damaged on the surface, and the air supply pipe is inconvenient to disassemble and replace after being damaged.

[0005] Therefore, we propose a soot blowing device for plug door to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a soot blowing device for plug door to solve the above-mentioned background technology problem that the air supply pipe is fixedly installed on the upper end of the jet plate, which causes the air supply pipe to be damaged on the surface, and the air supply pipe is inconvenient to disassemble and replace after being damaged.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: A soot blowing device for plug-in door, including pipeline and plug-in door main body of movable installation in the lumen of pipeline, the lateral wall of pipeline is fixedly installed with concave support, one side of the outer wall of concave support is provided with pneumatic cylinder, the extension end of pneumatic cylinder penetrates concave support and is fixedly connected with the lateral surface of plug-in door main body, the top surface one end of pipeline is fixedly inserted with jet plate, the upper end of jet plate is provided with air supply component, the inner wall bottom surface of pipeline is provided with slag discharge port, the setting of slag discharge port is suitable for collecting dust blown by air supply component;

[0008] The air supply component includes a docking mechanism and an installation mechanism provided at the lower end of the docking mechanism.

[0009] Preferably, the docking mechanism includes a supply pipe and a circular block fixedly installed at one end of the supply pipe.

[0010] Preferably, one end of the circular block is fixedly installed with a hollow circular ring.

[0011] Preferably, the installation mechanism includes a hollow circular disc and a circular groove opened around the upper end of the hollow circular disc.

[0012] Preferably, the inner wall of the first ring and the inner and outer walls of the second ring are provided with a second sealing layer.

[0013] Preferably, the fixing mechanism includes a threaded rod and a bearing provided at the lower end of the threaded rod.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] 1. By providing the supply pipe, the installation mechanism, the jet plate, the plug-in door main body, the hollow circular disc, the circular block, the hollow circular ring, the insertion tube, the first ring, the second ring, the threaded rod and the semi-arc circular block, the threaded rod drives the semi-arc circular block to tightly fix the hollow circular ring in the inner cavity of the first ring, thereby completing the installation of the supply pipe.

[0016] 2. By reversely rotating the threaded rod to drive the semi-arc circular block to separate from the outer wall of the hollow circular ring, after loosening the hollow circular ring, the operator can directly extract the insertion tube and the hollow circular ring from the inner cavities of the first ring and the second ring, which is convenient for installation and disassembly. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole three-dimensional structure schematic view of the utility model;

[0018] Figure 2 It is the butt joint mechanism three-dimensional structure schematic view of the utility model;

[0019] Figure 3 It is the mounting mechanism three-dimensional structure schematic view of the utility model;

[0020] Figure 4 It is the fixed mechanism three-dimensional structure schematic view of the utility model.

[0021] In the drawing: 1, pipeline;2, plug-in door main body;3, concave support;4, air cylinder;5, air supply assembly;51, butt joint mechanism;511, air supply pipe;512, round block;513, hollow circular ring;514, insertion pipe;515, first sealing layer;52, mounting mechanism;521, hollow circular base plate;522, circular groove;523, first circle ring;524, second circle ring;525, second sealing layer;526, threaded groove;53, fixed mechanism;531, threaded rod;532, bearing;533, semicircular block;6, air jet plate;7, slag outlet. DETAILED DESCRIPTION

[0022] 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 scope of protection of the utility model.

[0023] Embodiment one: please refer to Figures 1-3 A soot blowing device for plug-in door, including pipeline 1 and movable installation in the inner chamber of pipeline 1 plug-in door main body 2, the lateral wall of pipeline 1 is fixedly installed with concave support 3, the outer wall of concave support 3 is provided with air cylinder 4, the protruding end of air cylinder 4 penetrates concave support 3 and is fixedly connected with the side surface of plug-in door main body 2, the top surface one end of pipeline 1 is fixedly inserted with air jet plate 6, the upper end of air jet plate 6 is provided with air supply assembly 5, the inner wall bottom surface of pipeline 1 is provided with slag outlet 7, the setting of slag outlet 7 is suitable for collecting dust blown by air supply assembly 5.

[0024] Through plug-in door main body 2, the opening and closing of pipeline are conveniently controlled, the protruding end of air cylinder 4 penetrates concave support 3 and is fixedly connected with the side surface of plug-in door main body 2, through air cylinder 4, plug-in door main body 2 is conveniently pushed to move.

[0025] The air supply assembly 5 is externally connected to the air source of the control cabinet, and the air source of the control cabinet is directly applied in the prior art, which will not be described here.

[0026] The air supply assembly 5 comprises a docking mechanism 51 and a mounting mechanism 52 arranged at the lower end of the docking mechanism 51. Threaded connections of fixed mechanisms 53 are arranged on both sides of the inner cavity of the mounting mechanism 52. The fixed mechanisms 53 are arranged to fix the docking mechanism 51 in the inner cavity of the mounting mechanism 52.

[0027] The docking mechanism 51 comprises an air supply pipe 511 and a circular block 512 fixedly installed at one end of the air supply pipe 511. A hollow circular ring 513 is fixedly installed at one end of the circular block 512.

[0028] The inner wall of the first coil ring 523 and the inner and outer walls of the second coil ring 524 are both provided with a second sealing layer 525. Threaded grooves 526 are arranged in the middle of both sides of the inner wall of the first coil ring 523. The arrangement of the second sealing layer 525 can improve the stability of the insertion pipe 514 installed in the inner cavity of the second coil ring 524 and the stability of the hollow circular ring 513 installed in the inner cavity of the second coil ring 524.

[0029] The fixed mechanism 53 comprises a threaded rod 531 and a bearing 532 arranged at the lower end of the threaded rod 531. The bearing 532 is embeddedly installed at the upper middle part of the semi-arc circular block 533. The threaded rod 531 is threadedly connected in the inner cavity of the threaded groove 526. The semi-arc circular block 533 is movably installed in the inner cavity of the first coil ring 523. The hollow circular ring 513 is limitingly fixed in the inner cavity of the first coil ring 523 through the semi-arc circular block 533.

[0030] In this embodiment: the air supply pipe 511 is fixedly inserted into the top surface of the air jet plate 6 through the mounting mechanism 52. The air flow at the air source of the control cabinet is delivered into the air jet plate 6 through the air supply pipe 511, and then the dust attached to the surface of the plug-in plate door main body 2 is blown down through the air jet plate 6. When the air supply pipe 511 is installed, the hollow circular bottom disc 521 is first fixedly installed on the top surface of the air jet plate 6. The circular block 512 is used to drive the hollow circular ring 513 and the insertion pipe 514 to be respectively inserted into the inner cavities of the first coil ring 523 and the second coil ring 524. The insertion pipe 514 passes through the inner cavities of the second coil ring 524 and the hollow circular bottom disc 521 and enters the inner cavity of the air jet plate 6. The threaded rod 531 is rotated in the inner cavity of the threaded groove 526 to drive the semi-arc circular block 533 to press and fix the hollow circular ring 513 in the inner cavity of the first coil ring 523, thereby completing the installation of the air supply pipe 511.

[0031] Embodiment two: This embodiment is an improvement based on embodiment one. For details, please refer to Figure 4One end of the circular block 512 is fixedly installed with an insertion pipe 514, which is in communication with the air supply pipe 511, and the hollow circular ring 513 is embedded with a first sealing layer 515 on its inner and outer walls.

[0032] The mounting mechanism 52 comprises a hollow circular base disc 521 and a circular groove 522 arranged around the upper end of the hollow circular base disc 521, and the hollow circular base disc 521 is fixed to the upper end of the air jet plate 6 by means of the circular groove 522.

[0033] The upper end of the hollow circular base disc 521 is fixedly installed with a first ring 523, and the upper middle of the hollow circular base disc 521 is fixedly installed with a second ring 524, and the inner cavity of the second ring 524 is in communication with the inner cavity of the hollow circular base disc 521, and the insertion pipe 514 is inserted into the inner cavity of the second ring 524 and the inner cavity of the hollow circular base disc 521.

[0034] In this embodiment, when the air supply pipe 511 needs to be disassembled and replaced, the half-arc circular block 533 is directly detached from the outer wall of the hollow circular ring 513 by reversing the threaded rod 531, and after the hollow circular ring 513 is loosened, the operator can directly extract the insertion pipe 514 and the hollow circular ring 513 from the inner cavities of the first ring 523 and the second ring 524, which is convenient for installation and disassembly.

[0035] Working principle: first, fix the hollow circular base disc 521 on the top surface of the air jet plate 6, then insert the hollow circular ring 513 and the insertion pipe 514 into the inner cavities of the first ring 523 and the second ring 524 respectively, wherein the insertion pipe 514 passes through the inner cavities of the second ring 524 and the hollow circular base disc 521 and enters the inner cavity of the air jet plate 6, and then rotate the threaded rod 531 in the inner cavity of the threaded connection groove 526 to press the hollow circular ring 513 tightly against the inner cavity of the first ring 523 by means of the half-arc circular block 533 driven by the threaded rod 531, thereby completing the installation of the air supply pipe 511, and when the air supply pipe 511 needs to be disassembled and replaced, the half-arc circular block 533 is directly detached from the outer wall of the hollow circular ring 513 by reversing the threaded rod 531, and after the hollow circular ring 513 is loosened, the operator can directly extract the insertion pipe 514 and the hollow circular ring 513 from the inner cavities of the first ring 523 and the second ring 524.

[0036] The contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0037] Although the utility model has been explained in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A soot blowing device for a door inserter, comprising a pipe (1) and a door inserter body (2) movably installed in the inner cavity of the pipe (1), wherein a concave bracket (3) is fixedly installed on the side wall of the pipe (1), a cylinder (4) is provided on one side of the outer wall of the concave bracket (3), the protruding end of the cylinder (4) passes through the concave bracket (3) and is fixedly connected to the side of the door inserter body (2), and a jetting plate (6) is fixedly inserted into one end of the top surface of the pipe (1), characterized in that: The upper end of the jet plate (6) is provided with an air supply component (5), and the bottom surface of the inner wall of the pipe (1) is provided with a slag discharge port (7). The slag discharge port (7) is provided to collect the dust blown off by the air supply component (5). The air supply assembly (5) includes a docking mechanism (51) and an installation mechanism (52) disposed at the lower end of the docking mechanism (51). The inner cavity of the installation mechanism (52) is threaded with a fixing mechanism (53) on both sides. The fixing mechanism (53) is configured to fix the docking mechanism (51) in the inner cavity of the installation mechanism (52).

2. The soot blowing device for a sliding door according to claim 1, characterized in that: The docking mechanism (51) includes an air supply pipe (511) and a round block (512) fixedly installed at one end of the air supply pipe (511). A hollow ring (513) is fixedly installed at one end of the round block (512).

3. A soot blowing device for a sliding door according to claim 2, characterized in that: The middle of one end of the circular block (512) is connected to and fixedly installed with an insertion tube (514), and the inner and outer walls of the hollow ring (513) are both inlaid with a first sealing layer (515).

4. A soot blowing device for a sliding door according to claim 1, characterized in that: The installation mechanism (52) includes a hollow circular base plate (521) and a circular groove (522) formed around the upper end of the hollow circular base plate (521). A first ring (523) is fixedly installed on the outer periphery of the upper end of the hollow circular base plate (521), and a second ring (524) is fixedly installed in the middle of the upper end of the hollow circular base plate (521).

5. A soot blowing device for a sliding door according to claim 4, characterized in that: The inner wall of the first ring (523) and the inner and outer walls of the second ring (524) are provided with a second sealing layer (525), and the inner wall of the first ring (523) is provided with threaded grooves (526) in the middle of both sides.

6. A soot blowing device for a sliding door according to claim 1, characterized in that: The fixing mechanism (53) includes a threaded rod (531) and a bearing (532) disposed at the lower end of the threaded rod (531). The bearing (532) is embedded in the middle of the upper end of the semi-circular block (533).

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