Rapid ash cleaning device for ash hopper of boiler economizer

Abstract

The utility model discloses a boiler economizer ash bucket quick ash cleaning device which comprises an ash bucket, an ash inlet pipe is installed on the left side of the top end of the ash bucket, a drying fan is installed on the right side of the top end of the ash bucket, a motor is installed in the center of the top end of the ash bucket, and a rotating rod is installed at the output end of the bottom end of the motor through a coupler. Connecting blocks are mounted on the upper and lower sides of the left and right ends of the outer wall of the rotating rod, and dismounting mechanisms are mounted in inner cavities of the connecting blocks. And an observation window is mounted on the front side of the baffle plate. According to the rapid ash removal device for the ash hopper of the boiler economizer, the rotating rod can be driven to rotate through rotation of the motor, impurities on the inner wall of the ash hopper can be removed through the scraping plate, fixing of the connecting rod can be relieved by moving the connecting plate upwards, the scraping plate can be conveniently taken out, and later maintenance is facilitated; the device can automatically clean impurities on the inner wall of the ash bucket during use, the scraping plate can be conveniently disassembled and assembled, time and labor are saved, and popularization and use of the device are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of boiler economizers, in particular to a rapid ash cleaning device for a boiler economizer ash hopper. Background Technique

[0002] An economizer is a device installed at the lower part of the boiler tail flue for recovering the waste heat of the exhausted flue gas, which is a heating surface for heating the boiler feed water into saturated water under the drum pressure. Since it absorbs the heat of the high-temperature flue gas, it reduces the exhaust temperature of the flue gas, saves energy, and improves efficiency. The ash hopper is a treatment device of the boiler, and pollutants such as furnace ash need to be concentrated first and then treated.

[0003] However, the existing ash hoppers are prone to blockage after long-term use, resulting in the device being unable to operate normally, and it is rather troublesome, time-consuming and laborious to clean, which is not conducive to the popularization and use of the device. Content of the Utility Model

[0004] The purpose of the utility model is to provide a rapid ash cleaning device for a boiler economizer ash hopper, so as to solve the problems in the prior art that the ash hopper is prone to blockage after long-term use, resulting in the device being unable to operate normally, and it is rather troublesome, time-consuming and laborious to clean, which is not conducive to the popularization and use of the device.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: A rapid ash cleaning device for a boiler economizer ash hopper, including an ash hopper, an ash inlet pipe is installed on the left side of the top of the ash hopper, a drying fan is installed on the right side of the top of the ash hopper, an ash outlet pipe is installed at the bottom of the ash hopper, a motor is installed at the center position of the top of the ash hopper, the output end of the motor at the bottom is installed with a rotating rod through a coupling, and the bottom end of the rotating rod extends into the inner cavity of the ash hopper. Disassembly and assembly mechanisms are installed on the upper and lower sides of the left and right ends of the outer wall of the rotating rod. The disassembly and assembly mechanism includes a connecting rod, a card slot, a plug rod, a disc, a spring and a scraping plate.

[0006] Preferably, a connecting rod is installed in the inner cavity of the connecting block, the outer side of the connecting rod extends out of the connecting block, a card slot is opened at the inner side of the top end of the connecting rod, a plug rod is installed at the top of the connecting block, and the bottom end of the plug rod extends into the inner cavity of the card slot. A disc is installed at the bottom end of the outer wall of the plug rod, a spring is installed on the outer wall of the plug rod, the bottom end of the spring is clamped with the bottom end of the disc, and the top end of the spring is clamped with the inner wall of the connecting block. A scraping plate is installed on the outer side of the connecting rod, and the scraping plate is attached to the inner wall of the ash hopper.

[0007] Preferably, the shape of the scraping plate is the same as the shape of the inner wall of the ash hopper.

[0008] Preferably, a connecting plate is installed on the front side of the plug rod.

[0009] Preferably, a baffle is installed on the front side of the ash hopper, and an observation window is installed on the front side of the baffle.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows: For this quick ash cleaning device of the economizer ash hopper of the boiler, the rotation of the motor can drive the rotation of the rotating rod, and at the same time the connecting rod drives the scraper to rotate, so that the scraper can clean the impurities on the inner wall of the ash hopper. By moving the connecting plate upward, the inserting rod can be driven to move upward, so that the inserting rod moves out of the inner cavity of the clamping groove, thereby the fixing of the connecting rod can be released, and the scraper can be conveniently taken out for future maintenance. The device can automatically clean the impurities on the inner wall of the ash hopper during use, and the scraper can be conveniently disassembled and assembled, saving time and effort, which is beneficial to the popularization and use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a schematic structural diagram of the present utility model;

[0012] Figure 2 is Figure 1 a front view sectional structural diagram of the ash hopper of the present utility model;

[0013] Figure 3 is Figure 2 a three-dimensional sectional structural diagram of the connecting block of the present utility model.

[0014] In the figure: 1. Ash hopper, 2. Ash inlet pipe, 3. Drying fan, 4. Ash outlet pipe, 5. Motor, 6. Rotating rod, 7. Connecting block, 8. Disassembly and assembly mechanism, 81. Connecting rod, 82. Clamping groove, 83. Inserting rod, 84. Disc, 85. Spring, 86. Scraper, 9. Connecting plate, 10. Baffle, 11. Observation window. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0015] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0016] Please refer to Figures 1 - 3, the present utility model provides a technical solution: a rapid ash cleaning device for a boiler economizer ash hopper includes an ash hopper 1. The ash hopper 1 is an existing technology and can be adapted to this device without special model requirements. A dust inlet pipe 2 is installed on the left side of the top of the ash hopper 1. A drying fan 3 is installed on the right side of the top of the ash hopper 1. The drying fan 3 is an existing technology and can be adapted to this device without special model requirements. An ash outlet pipe 4 is installed at the bottom of the ash hopper 1. A motor 5 is installed at the center of the top of the ash hopper 1. The motor 5 is an existing technology and can be adapted to this device without special model requirements. The bottom output end of the motor 5 is installed with a rotating rod 6 through a coupling, and the bottom end of the rotating rod 6 extends into the inner cavity of the ash hopper 1. Connecting blocks 7 are installed on the upper and lower sides of the left and right ends of the outer wall of the rotating rod 6. A disassembly and assembly mechanism 8 is installed in the inner cavity of the connecting block 7. The disassembly and assembly mechanism 8 includes a connecting rod 81, a card slot 82, a plug rod 83, a disc 84, a spring 85 and a scraper 86.

[0017] As a preferred solution, a connecting rod 81 is installed in the inner cavity of the connecting block 7. The outer side of the connecting rod 81 extends out of the connecting block 7. A card slot 82 is opened at the inner side of the top of the connecting rod 81. A plug rod 83 is installed at the top of the connecting block 7, and the bottom end of the plug rod 83 extends into the inner cavity of the card slot 82. The connecting rod 81 can be fixed by the plug rod 83. A disc 84 is installed at the bottom end of the outer wall of the plug rod 83. A spring 85 is installed on the outer wall of the plug rod 83. The bottom end of the spring 85 is clamped with the bottom end of the disc 84, and the top end of the spring 85 is clamped with the inner wall of the connecting block 7. A scraper 86 is installed on the outer side of the connecting rod 81, and the scraper 86 is attached to the inner wall of the ash hopper 1. The inner wall of the ash hopper 1 can be cleaned by the scraper 86.

[0018] As a preferred solution, the shape of the scraper 86 is the same as the shape of the inner wall of the ash hopper 1, ensuring that the scraper 86 can effectively clean the inner wall of the ash hopper 1.

[0019] As a preferred solution, a connecting plate 9 is installed on the front side of the plug rod 83. Through the connecting plate 9, the staff can conveniently drive the two plug rods 83 on one side to move.

[0020] As a preferred solution, a baffle 10 is installed on the front side of the ash hopper 1. The front side of the ash hopper 1 can be conveniently opened through the baffle 10. An observation window 11 is installed on the front side of the baffle 10. The staff can conveniently observe the internal situation of the ash hopper 1 through the observation window 11.

[0021] The detailed connection means are well-known technologies in the art. The following mainly introduces the working principle and process. The specific work is as follows.

[0022] During use, connect the external power supply of the motor 5 and start the power supply to start working. When the motor 5 is working, it can drive the rotating rod 6 to rotate, prompting the connecting rod 81 to drive the scraper 86 to rotate, so that the scraper 86 can clean the impurities on the inner wall of the ash hopper 1. At the same time, the situation inside the ash hopper 1 can be observed in real time through the observation window 11. When it is necessary to replace or maintain the scraper 86, open the front baffle 10, remove the baffle 10, move the connecting plate 9 upward by hand, drive the plug rod 83 to move upward, compress the spring 85, and prompt the plug rod 83 to move out of the inner cavity of the clamping groove 82, so as to release the fixation of the connecting rod 81. Moving the connecting rod 81 outward can separate the connecting rod 81 from the connecting block 7. This device automatically cleans the impurities on the inner wall of the ash hopper 1, saving time and effort without manual labor, and can conveniently maintain or replace the scraper 86, which is beneficial to the popularization and use of the device.

[0023] In the description of the present invention, it should be understood that the orientation or positional relationships indicated by the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "center", "both ends", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation; at the same time, unless otherwise clearly specified and limited, the terms "clamping connection", "shaft connection", "plug connection", "setting", "installation", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection, or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two elements or the interaction relationship between two elements. Unless otherwise clearly limited, for those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0024] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rapid ash cleaning device for a boiler economizer ash hopper, comprising an ash hopper (1), characterized in that: An ash inlet pipe (2) is installed on the left side of the top of the ash hopper (1), a drying fan (3) is installed on the right side of the top of the ash hopper (1), an ash outlet pipe (4) is installed at the bottom of the ash hopper (1), a motor (5) is installed at the center of the top of the ash hopper (1), a rotating rod (6) is installed at the bottom output end of the motor (5) through a coupling, and the bottom end of the rotating rod (6) extends to the inner cavity of the ash hopper (1), and connecting blocks (7) are installed on both the left and right ends and the upper and lower sides of the outer wall of the rotating rod (6), and a disassembly mechanism (8) is installed in the inner cavity of the connecting block (7), and the disassembly mechanism (8) comprises a connecting rod (81), a slot (82), an insert rod (83), a disc (84), a spring (85) and a scraper (86).

2. A boiler economizer ash hopper rapid cleaning device according to claim 1, characterized in that: A connecting rod (81) is installed in the inner cavity of the connecting block (7), and the outer side of the connecting rod (81) extends out of the connecting block (7). A slot (82) is provided on the inner side of the top end of the connecting rod (81). A plug rod (83) is installed at the top end of the connecting block (7), and the bottom end of the plug rod (83) extends to the inner cavity of the slot (82). A disc (84) is installed at the bottom end of the outer wall of the plug rod (83). A spring (85) is installed on the outer wall of the plug rod (83), and the bottom end of the spring (85) is clamped with the bottom end of the disc (84), and the top end of the spring (85) is clamped with the inner wall of the connecting block (7). A scraper (86) is installed on the outer side of the connecting rod (81), and the scraper (86) is in contact with the inner wall of the ash hopper (1).

3. A boiler economizer ash hopper rapid cleaning device according to claim 2, characterized in that: The shape of the scraper (86) is the same as the shape of the inner wall of the ash hopper (1).

4. A boiler economizer ash hopper rapid cleaning device according to claim 2, characterized in that: A connecting plate (9) is installed on the front side of the inserting rod (83).

5. A boiler economizer ash hopper rapid cleaning device according to claim 2, characterized in that: A baffle (10) is installed on the front side of the ash hopper (1), and an observation window (11) is installed on the front side of the baffle (10).

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