Leaked slag recovery device of slag cooler

Abstract

The utility model discloses a slag cooler leaked slag recovery device which comprises a roller, a roller inner protective plate and a roller outer protective plate are arranged on the two sides of the roller respectively, a plurality of sets of V-shaped blocking pieces are arranged at an inlet of the roller inner protective plate, the blocking pieces are annularly distributed at the inlet of the roller inner protective plate, and a collecting funnel is arranged below the highest point of an inner ring of the roller inner protective plate. The bottom of the collecting hopper is connected with an inclined pipe of the slag inlet pipe, a supporting frame is arranged below the inclined pipe, a fast baffle is welded to the position where the inclined pipe enters a cylinder inlet, and the baffle inclines towards the interior of a cylinder opening, so that slag is blocked and then falls on a blocking piece part, the slag can be used for a long time after being installed at a time, and the situation of abrasion overhaul and replacement is basically avoided. By arranging the leaked slag recovery device, leaked slag of the slag cooler can be collected and transferred back to the slag cooler to be discharged, the situation that the leaked slag pollutes the environment and manual sweeping is increased is avoided, and surrounding dust pollution and the labor intensity of workers are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of slag cooling equipment, in particular to a slag cooling device leaking slag recovery device. Background Art

[0002] The slag cooler is also called a slag cooler. The slag cooler is mainly composed of a cylinder, a slag inlet box, a slag outlet box, a power transmission device, a base frame and an electrical control system. The cylinder and the partition frame both adopt a water-cooled wall structure, and slag guide plates are welded on the inner wall of the cylinder and the partition frame.

[0003] The slag cooler is an important part of the slag discharge system of the circulating fluidized bed boiler. After the fuel is burned in the boiler furnace, the slag enters the slag cooler through the slag discharge pipe at the bottom of the furnace, and after being rotated and cooled by the slag cooler, it enters the slag conveyor belt and is discharged into the slag bin. The slag cooler currently in use has a serious slag leakage at the inlet due to the inadequate design of the inlet sealing ring, which requires regular manual cleaning. It has a great pollution to the on-site environment. Summary of the invention

[0004] The utility model aims to provide a slag cooler leaking slag recovery device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a slag cooler leaked slag recovery device, comprising a drum, inner and outer sides of the drum are respectively provided with a drum inner guard plate and a drum outer guard plate, a drum mouth is provided on one side of the drum, a slag inlet pipe and an inclined pipe connected to the slag inlet pipe are provided outside the drum mouth, a support frame is welded under the inclined pipe, a baffle is welded at the intersection of the inclined pipe and the drum mouth, a leaked slag collection device is also provided inside the drum, and the leaked slag collection device includes a baffle and a collecting funnel.

[0006] Preferably, the baffle is welded in an inverted V shape on the inner guard plate of the drum inside the barrel mouth, the collecting funnel is welded below the highest point of the inner circle of the inner guard plate of the drum, and the bottom of the collecting funnel is connected to the part where the inclined tube enters the barrel mouth.

[0007] Preferably, the baffle is welded on the inclined tube, tilted downward and biased towards the inner direction of the tube mouth.

[0008] Preferably, the baffle is composed of a group of two steel plates with a length of 15 cm, a width of 5 cm, and a thickness of 0.3, welded in a 45° inverted V shape on the inner guard plate of the inlet drum of the slag cooler, with a total of 20 groups welded symmetrically.

[0009] Preferably, the collecting funnel is a homemade steel funnel with a length of 10 cm, a width of 10 cm, and a height of 12 cm.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: a slag cooler leakage recovery device described in the utility model has multiple groups of support shafts rotatably installed in a box body, and an annular air outlet pipe is provided at the bottom of the box body, and an air outlet is opened on the air outlet pipe. The transmission component is driven to rotate by a motor, thereby driving the support shaft to rotate, so that the paper tube rotates, and the hot air blown out by the hot air blower is blown upward through multiple air outlets, so that the rotating paper tube can be evenly heated, thereby drying the paper tube, and the temperature sensor can monitor the temperature in the box body in real time to better dry the paper tube, the overall structure is simple, easy to use, energy saving, and improved drying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is the main view of the overall structure of the utility model;

[0012] Figure 2 This is a top view of the structure of the utility model;

[0013] Figure 3 This is a top view of the air outlet pipe and the transmission device of the utility model;

[0014] In the figure: 1. inner guard plate of the drum; 2. outer guard plate of the drum; 3. drum; 4. baffle; 5. collecting funnel; 6. slag inlet pipe; 7. inclined pipe; 8. support frame; 9. baffle; 10. drum mouth. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] See also Figure 1-3 The utility model provides a technical solution: a slag cooler leakage recovery device, comprising a drum 3, a drum inner guard plate 1 and a drum outer guard plate 2 are respectively provided on the inner and outer sides of the drum 3, a drum mouth 10 is opened on one side of the drum 3, a slag inlet pipe 6 is provided on the outer side of the drum mouth 10, an inclined pipe 7 is connected below the slag inlet pipe 6, the inclined pipe 7 is inserted into the inside of the drum mouth 10, a support frame 8 is welded below the inclined pipe 7, a leakage slag collecting device is provided on the inner edge of the drum mouth 10, and a baffle 9 is provided on the outer side of the drum mouth 10.

[0017] As an embodiment of the utility model, the slag collection device includes a baffle 4 and a collecting funnel 5. The baffle 4 is welded in an inverted V shape on the drum inner guard plate 1 inside the barrel mouth 10. The collecting funnel 5 is arranged below the highest point of the inner circle of the drum inner guard plate 1. The bottom of the collecting funnel 5 is connected to the part of the inclined tube 7 entering the barrel mouth 10.

[0018] As an embodiment of the utility model, the baffle 4 is composed of a group of two steel plates with a length of 15 cm, a width of 5 cm, and a thickness of 0.3, which are welded in a 45° inverted V shape on the inner guard plate 1 of the inlet drum of the slag cooler, and a total of 20 groups are symmetrically welded.

[0019] As an implementation mode of the present utility model, the collecting funnel 5 is a homemade steel funnel with a length of 10 cm, a width of 10 cm, and a height of 12 cm.

[0020] As an implementation mode of the utility model, the baffle 9 is welded on the inclined tube 7 and is inclined toward the inside of the tube mouth 10, so that the leaked fine ash does not float around with the wind but enters the baffle 4 below.

[0021] The working principle of the utility model is as follows: close the slag inlet electric valve of the slag cooler (turn off the power supply after it is fully closed), empty the slag in the drum of the slag cooler, make V-shaped baffles and weld them on the inner guard plate of the drum inlet in sequence, make a collecting funnel and weld it on the inclined pipe that goes deep into the drum mouth, weld a downward-sloping baffle at the intersection of the inclined pipe and the drum mouth, so that the leaked slag will not be scattered around by the wind but enter the baffle below. Once installed, it can be used for a long time and basically there will be no need for grinding, maintenance or replacement.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A slag cooler leakage recovery device, characterized in that: The invention comprises a drum (3), wherein inner and outer sides of the drum (3) are respectively provided with a drum inner guard plate (1) and a drum outer guard plate (2), a drum mouth (10) is provided on one side of the drum (3), a slag inlet pipe (6) and an inclined pipe (7) connected to the slag inlet pipe (6) are provided outside the drum mouth (10), a support frame (8) is welded below the inclined pipe (7), and a baffle (9) is welded at the intersection of the inclined pipe (7) and the drum mouth (10), and a leaked slag collection device is also provided inside the drum (3), and the leaked slag collection device comprises a baffle plate (4) and a collection funnel (5).

2. A slag cooler leakage recovery device according to claim 1, characterized in that: The baffle (4) is welded in an inverted V shape on the drum inner guard plate (1) inside the drum mouth (10); the collecting funnel (5) is welded below the highest point of the inner circle of the drum inner guard plate (1); and the bottom of the collecting funnel (5) is connected to the part of the inclined tube (7) entering the drum mouth (10).

3. The slag cooler leakage recovery device according to claim 1, characterized in that: The baffle (9) is welded to the inclined tube (7), tilted downward and biased toward the inside of the tube mouth (10).

4. The slag cooler leakage recovery device according to claim 1, characterized in that: The baffle (4) is composed of a group of two steel plates with a length of 15 cm, a width of 5 cm and a thickness of 0.3 cm, which are welded in a 45° inverted V shape on the inner guard plate (1) of the inlet drum of the slag cooler, and a total of 20 groups are symmetrically welded.

5. The slag cooler leakage recovery device according to claim 1, characterized in that: The collecting funnel (5) is a homemade steel funnel with a length of 10 cm, a width of 10 cm, and a height of 12 cm.

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