Deslagging device of coal-fired boiler

Abstract

The utility model discloses a coal-fired boiler deslagging device, which relates to the technical field of coal-fired boiler deslagging and comprises supporting blocks, fixing columns are connected between the supporting blocks, the supporting blocks are equidistantly mounted at the lower end of a sleeve, the inner side of the sleeve is of a cavity structure, a slag outlet is formed in the lower end of one side of the sleeve, and a connecting frame is fixedly connected to the outer side of the lower end of the slag outlet. Threaded grooves are formed in the periphery of the connecting frame at equal intervals, and a motor is installed on the outer side of the other end of the sleeve and installed on one side of the sleeve. Through the electric push rod on the inner side of the electric push rod protection cover and the conical block on the telescopic rod, excessive residues can be conveniently prevented, the convenience of deslagging of the coal-fired boiler is improved, the anti-blocking function of the coal-fired boiler can be further achieved, the fixed rod is connected through the motor driving shaft, the residues are conveniently discharged to the residue outlet through the auger blade, and the practicability of the coal-fired boiler is improved. The deslagging efficiency of the coal-fired boiler is improved, the deslagging function of the coal-fired boiler can be achieved, and finally the problem that the deslagging of the coal-fired boiler is blocked or the deslagging efficiency is low is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of coal-fired boiler slag discharge, in particular to a coal-fired boiler slag discharge device. Background Art

[0002] The earliest coal-fired boiler slag removal devices were based on mechanical principles. These devices usually consist of mechanical scrapers or chains, which are used to push the ash in the coal-fired boiler out of the boiler. This slag removal method is simple and crude, but it is inefficient and requires regular maintenance. With the advancement of technology, water-cooled vibrating slag removers have emerged. This device uses a water cooling system to reduce friction and wear during the slag removal process, and at the same time helps push the ash through vibration, which improves the efficiency and reliability of slag removal. The existing coal-fired boiler slag removal device consists of a slag discharge port, a scraper or chain mechanism, a vibrating device, a rotating part, and a slag collector or ash hopper; and the existing coal-fired boiler slag removal device is prone to blockage of the slag discharge port due to excessive residue during the slag removal process during use; therefore, the above technical problems need to be solved. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes a slag discharge device for a coal-fired boiler.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a coal-fired boiler slag discharge device, including support blocks, fixed columns are connected between the support blocks, and the support blocks are equidistantly installed at the lower end of the sleeve, the inner side of the sleeve is a cavity structure, and a slag outlet is opened at the lower end of one side of the sleeve, a connecting frame is fixedly connected to the outer side of the lower end of the slag outlet, and threaded grooves are equidistantly opened around the connecting frame, a motor is installed on the outer side of the other end of the sleeve, the motor is installed on one side of the sleeve, and the motor drive shaft passes through the side wall of the sleeve.

[0005] Preferably, a feed port is provided at the upper end of one side of the sleeve, a slag hopper is fixedly connected to the outer side of the upper end of the feed port, fixing holes are provided around the upper end of the slag hopper, hexagonal bolts are sleeved on the inner side of the fixing holes, and an anti-blocking device is installed on the inner side of the slag hopper.

[0006] Preferably, the anti-blocking device includes a connecting block and an electric push rod protective cover, a connecting block is fixedly connected between the inner walls of the slag inlet hopper, an electric push rod is installed in the middle of the upper end of the connecting block, an electric push rod protective cover is installed on the outer side of the electric push rod, and a circular hole is opened on one side of the upper end of the electric push rod protective cover.

[0007] Preferably, a telescopic rod is installed inside the circular hole, and a conical block is fixedly connected to the upper end of the telescopic rod.

[0008] Preferably, a fixing rod is installed in the middle of the inner side of the sleeve, both sides of the fixing rod are installed in the middle of the inner side of the sleeve, and the outer wall of the fixing rod is connected to an auger blade, one end of the auger blade is fixed to the outer wall of the fixing rod, and the other end is in close contact with the inner wall of the sleeve.

[0009] Preferably, the driving shaft of the motor is coaxially fixed to the fixing rod, so that the fixing rod is driven to rotate by the driving shaft of the motor.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: in the utility model, the electric push rod inside the electric push rod protective cover and the conical block on the telescopic rod can prevent excessive residue, improve the convenience of coal-fired boiler slag discharge, and thus realize the anti-blockage function of the coal-fired boiler, and then connect the fixed rod through the sleeve motor drive shaft, so that the residue can be discharged to the slag outlet through the auger blades, thereby improving the efficiency of coal-fired boiler slag discharge, and then can realize the function of coal-fired boiler slag discharge, and finally solve the problem of slag discharge blockage or low efficiency of coal-fired boiler. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0012] Figure 1 This is a schematic diagram of the overall three-dimensional structure proposed by the utility model;

[0013] Figure 2 This is a schematic diagram of the overall three-dimensional structure when viewed from above proposed by the utility model;

[0014] Figure 3 This is a side view schematic diagram of the structure proposed by the utility model;

[0015] Figure 4 This is a schematic diagram of the top view structure proposed by the utility model;

[0016] Figure 5 This is a side cross-sectional structural schematic diagram of the utility model.

[0017] Serial numbers in the figure: 1. Support block; 2. Sleeve; 3. Slag outlet; 4. Motor; 5. Slag hopper; 6. Hexagonal bolt; 7. Connecting block; 8. Electric push rod protection cover; 9. Conical block; 10. Telescopic rod; 11. Auger blade; 12. Fixing rod. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] Example: See Figure 1-5 The utility model discloses a slag discharge device for a coal-fired boiler, comprising a support block 1, a fixing column is connected between the support blocks 1, and the support blocks 1 are equidistantly installed on the lower end of the sleeve 2, the inner side of the sleeve 2 is a cavity structure, and a slag outlet 3 is opened at the lower end of one side of the sleeve 2, and a connecting frame is fixedly connected to the outer side of the lower end of the slag outlet 3, and threaded grooves are equidistantly opened around the connecting frame, and a motor 4 is installed on the outer side of the other end of the sleeve 2, and the motor 4 is installed on one side of the sleeve 2, and the driving shaft of the motor 4 passes through the side wall of the sleeve 2, and the sleeve 2 at the upper end of the support block 1 is convenient to improve the stability of the slag discharge device; an upper end of one side of the sleeve 2 is provided with a feed inlet, and a slag inlet hopper 5 is fixedly connected to the outer side of the upper end of the feed inlet, and the upper end of the slag inlet hopper 5 is provided with fixing holes around, and hexagonal bolts 6 are sleeved on the inner side of the fixing holes, and an anti-blocking device is installed on the inner side of the slag inlet hopper 5, and the slag discharge device is conveniently connected to the boiler through the hexagonal bolts 6 around the slag inlet hopper 5.

[0020] In the utility model, the anti-blocking device includes a connecting block 7 and an electric push rod protective cover 8. The connecting block 7 is fixedly connected between the inner walls of the slag hopper 5, an electric push rod is installed in the middle of the upper end of the connecting block 7, and an electric push rod protective cover 8 is installed on the outer side of the electric push rod. A circular hole is opened on one side of the upper end of the electric push rod protective cover 8, and the electric push rod is conveniently installed on the connecting block 7 through the connecting block 7 between the slag hopper 5; a telescopic rod 10 is installed on the inner side of the circular hole, and the top of the telescopic end of the electric push rod is coaxially fixed with the bottom end of the telescopic rod 10, and a conical block 9 is fixedly connected to the upper end of the telescopic rod 10, which is convenient to prevent residue from being blocked by the conical block 9 at the upper end of the telescopic rod 10. Blockage; a fixed rod 12 is installed in the middle of the inner side of the sleeve 2, and both sides of the fixed rod 12 are installed in the middle of the inner side of the sleeve 2, and the outer wall of the fixed rod 12 is connected with an auger blade 11, one end of the auger blade 11 is fixedly connected to the outer wall of the fixed rod 12, and the other end is in close contact with the inner wall of the sleeve 2, and the auger blade 11 on the outer side of the fixed rod 12 is convenient for discharging the residue from the inner side of the sleeve 2; the driving shaft of the motor 4 is coaxially fixed to the fixed rod 12, so that the fixed rod 12 is driven to rotate by the driving shaft of the motor 4, and the fixed rod 12 connected by the driving shaft of the motor 4 is convenient for discharging the residue to the slag outlet 3 through the auger blade 11.

[0021] Working principle: When the utility model is used, the sleeve 2 is first supported and fixed by the support block 1, and then the slag outlet 3 on one side of the sleeve 2 is used to facilitate the discharge of the residue in the boiler, and then the outlet groove on the upper end of one side of the sleeve 2 is used to facilitate the collection of the boiler residue, and then the slag inlet 5 on the outlet groove is used to facilitate the residue to slide better into the inner side of the sleeve 2, and then the hexagonal bolts 6 around the upper end of the slag inlet 5 are used to facilitate the slag discharge device and the boiler to be fixed, and then the electric push rod inside the electric push rod protective cover 8 at the upper end of the connecting block 7 is telescopically moved, and then the conical block 9 on the telescopic rod 10 in the electric push rod is used to facilitate the dredging of the blocked residue, and then the fixed rod 12 and the auger blade 11 are used to facilitate the discharge of the residue from the slag inlet to the slag outlet 3, and then the driving shaft on the motor 4 is used to facilitate the rotation of the fixed rod 12.

[0022] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A coal-fired boiler slag discharge device, comprising a support block (1), characterized in that: A fixing column is connected between the support blocks (1), and the support blocks (1) are evenly installed on the lower end of the sleeve (2). The inner side of the sleeve (2) is a cavity structure, and a slag outlet (3) is provided at the lower end of one side of the sleeve (2). A connecting frame is fixedly connected to the outer side of the lower end of the slag outlet (3), and thread grooves are evenly provided around the connecting frame. A motor (4) is installed on the outer side of the other end of the sleeve (2), and the motor (4) is installed on one side of the sleeve (2), and a drive shaft of the motor (4) passes through the side wall of the sleeve (2); A feed inlet is provided at the upper end of one side of the sleeve (2), a slag inlet hopper (5) is fixedly connected to the outer side of the upper end of the feed inlet, fixing holes are provided around the upper end of the slag inlet hopper (5), hexagonal bolts (6) are sleeved inside the fixing holes, and an anti-blocking device is installed inside the slag inlet hopper (5); The anti-blocking device comprises a connecting block (7) and an electric push rod protective cover (8), the connecting block (7) is fixedly connected between the inner walls of the slag inlet hopper (5), an electric push rod is installed in the middle of the upper end of the connecting block (7), an electric push rod protective cover (8) is installed on the outer side of the electric push rod, and a circular hole is opened on one side of the upper end of the electric push rod protective cover (8); A telescopic rod (10) is installed inside the circular hole, and a conical block (9) is fixedly connected to the upper end of the telescopic rod (10); A fixing rod (12) is installed in the middle of the inner side of the sleeve (2), and both sides of the fixing rod (12) are installed in the middle of the inner side of the sleeve (2). The outer wall of the fixing rod (12) is connected to an auger blade (11), and one end of the auger blade (11) is fixed to the outer wall of the fixing rod (12), and the other end is in close contact with the inner wall of the sleeve (2).

2. A coal-fired boiler slag discharge device according to claim 1, characterized in that: The drive shaft of the motor (4) is coaxially fixedly connected to the fixed rod (12), so that the fixed rod (12) is driven to rotate by the drive shaft of the motor (4).

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