CN112665405A

CN112665405A - Waste heat recycling device of coal gangue brick roasting equipment

Info

Publication number: CN112665405A
Application number: CN202011526892.0A
Authority: CN
Inventors: 石英好; 石英川; 石英海; 汪军; 陈仕坤; 石尚社; 涂祝林; 蒯学甫
Original assignee: Shouxian Angu Building Material Co ltd
Current assignee: Shouxian Angu Building Material Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-04-16
Anticipated expiration: 2040-12-22
Also published as: CN112665405B

Abstract

The invention discloses a waste heat recycling device of coal gangue brick roasting equipment, and relates to the field of waste heat utilization of coal gangue brick roasting. The invention relates to a waste heat recycling device of coal gangue brick roasting equipment, which is simple and practical, and is characterized in that a rotatable roller for transferring heat is arranged at the upper end of a bearing support, so that waste heat generated by roasting coal gangue bricks is transferred to an inner cavity of the roller, meanwhile, a bearing plate for bearing green bricks and keeping the green bricks upward in real time is arranged in the inner cavity of the roller, and the green bricks are uniformly preheated by the waste heat transferred by the roller, so that the green brick preheating quality is improved.

Description

Waste heat recycling device of coal gangue brick roasting equipment

Technical Field

The invention relates to the technical field related to waste heat utilization in coal gangue brick roasting, in particular to a waste heat recycling device for coal gangue brick roasting equipment.

Background

Coal gangue brick is very common in real life, wherein coal gangue brick is a novel environmental protection material, need preheat preliminary fashioned coal gangue brick adobe at the in-process that coal gangue brick was made, place coal gangue brick into the roasting furnace and carry out the calcination after preheating, wherein the calcination coal gangue needs a large amount of heats, but the heat most can't effectively be utilized, the wasting of resources has been led to the fact, for the heat of further utilizing coal gangue brick calcination, a coal gangue brick roasting equipment waste heat recovery utilizes device has been designed here, in order to solve above-mentioned problem.

Disclosure of Invention

The invention aims to provide a waste heat recycling device of coal gangue brick roasting equipment, which aims to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a waste heat recovery utilizes device of coal gangue brick calcination equipment, is including bearing the support, the upper end of bearing the support is provided with and is used for transmitting heat and rotatable cylinder, the inner chamber of cylinder is provided with and is used for bearing the adobe and keeps the loading board that the adobe faces upwards in real time.

Preferably, the upper end face of the bearing plate is uniformly provided with rectangular grooves for placing green bricks.

Preferably, the inner cavity of the roller is provided with an annular groove, the side wall of the bearing plate is slidably provided with a balancing weight, rollers are arranged on two sides of the balancing weight, and the radial outer wall of each roller is in rolling fit with the annular groove.

Preferably, a gear is arranged on the radial outer wall of the roller, a motor is arranged in the bearing support, and a power transmission shaft of the motor is meshed with the gear.

Preferably, the radial outer wall of cylinder rotates and installs the transport ring, transport ring radial outer wall and bearing support fixed connection, the radial outer wall of transport ring is provided with the air inlet that is used for with waste heat transport pipe way intercommunication, the inside air duct that is used for steam to pass through of offering of cylinder lateral wall, one side that the air duct is close to the cylinder inner chamber is provided with the gas outlet that communicates with the cylinder inner chamber, the air inlet communicates with the air duct each other.

Preferably, a fixing mechanism for fixing the balancing weight relative to the roller is arranged on the lower end face of the bearing plate.

Preferably, fixed establishment includes chute, movable rod and spacing groove, the chute is located terminal surface under the loading board, the spacing groove is located the inner chamber wall of cylinder, the movable rod runs through the balancing weight, the one end of movable rod slides with the hypotenuse of chute and laminates, the movable rod is kept away from the one end of chute and is pegged graft with the spacing groove.

Preferably, the inside of balancing weight is provided with the movable groove, movable groove inner chamber slidable mounting has the baffle, the central point of baffle puts and the radial outer wall fixed connection of movable rod, the one end fixedly connected with spring of baffle, the other end and the movable groove inner chamber wall fixed connection of spring.

Preferably, the two axial ends of the roller are hinged with door plates.

Compared with the prior art, the invention has the beneficial effects that:

the invention relates to a waste heat recycling device of coal gangue brick roasting equipment, which is simple and practical, and is characterized in that a rotatable roller for transferring heat is arranged at the upper end of a bearing support, so that waste heat generated by roasting coal gangue bricks is transferred to an inner cavity of the roller, meanwhile, a bearing plate for bearing green bricks and keeping the green bricks upward in real time is arranged in the inner cavity of the roller, and the green bricks are uniformly preheated by the waste heat transferred by the roller, so that the green brick preheating quality is improved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a bearing plate and a weight block according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a conveyor ring engaged with a roller in an embodiment of the invention;

FIG. 4 is a schematic view of the gearing of an embodiment of the present invention;

fig. 5 is a cross-sectional view of a securing mechanism in an embodiment of the invention.

In the figure: 1. a load bearing support; 11. a motor; 2. a drum; 21. an annular groove; 22. a vent channel; 23. an air outlet; 3. a door panel; 4. a delivery ring; 41. an air inlet; 5. a gear; 6. a carrier plate; 61. a rectangular groove; 7. a balancing weight; 71. a roller; 8. a fixing mechanism; 81. a movable rod; 82. a chute; 83. a baffle plate; 84. a movable groove; 85. a spring; 86. a limiting groove.

Detailed Description

In order to facilitate use, the embodiment of the invention provides a waste heat recycling device of coal gangue brick roasting equipment. The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the embodiment provides a waste heat recycling device of a gangue brick roasting device, which includes a bearing bracket 1, a rotatable roller 2 for transferring heat is arranged at the upper end of the bearing bracket 1, the waste heat generated by roasting the gangue bricks is transferred to the inner cavity of the roller 2 through the roller 2, and the inner cavity of the roller 2 is heated;

the inner cavity of the roller 2 is provided with a bearing plate 6 which is used for bearing green bricks and keeping the green bricks upward in real time, and the bearing plate 6 keeps the green bricks upward in real time so as to prevent the green bricks from falling off from the bearing plate 6 when the roller 2 moves.

In order to place the adobes conveniently, rectangular channel 61 that is used for placing the adobes is evenly offered to the up end of loading board 6, place the adobes of cuboid with the rectangular channel 61 in, can prevent that the adobes from appearing warping in preheating the in-process, and rectangular channel 61 is convenient for the rectangle adobes and is placed.

In order to enable the bearing plate 6 to keep green bricks upward in real time when the roller 2 rotates, an annular groove 21 is formed in an inner cavity of the roller 2, a balancing weight 7 is slidably mounted on the side wall of the bearing plate 6, rollers 71 are arranged on two sides of the balancing weight 7, the radial outer wall of each roller 71 is in rolling fit with the annular groove 21, and the bearing plate 6 can keep the green bricks upward in real time when the roller 2 rotates by arranging the balancing weight 7 and enabling the balancing weight 7 to be matched with the annular groove 21 through the rollers 71;

meanwhile, the bearing plate 6 can slide linearly relative to the balancing weight 7, so that green bricks can be conveniently put in and taken out.

In order to facilitate the rotation of the roller 2, a gear 5 is arranged on the radial outer wall of the roller 2, a motor 11 is arranged inside the bearing support 1, a power transmission shaft of the motor 11 is meshed with the gear 5, and the roller 2 is driven by the gear 5 through the motor 11 to rotate relative to the bearing support 1.

The radial outer wall of the roller 2 is rotatably provided with a conveying ring 4, the conveying ring 4 is connected with the roller 2 through a sealing bearing, the roller 2 can keep sealing while rotating relative to the conveying ring 4, and heat loss is reduced.

The radial outer wall of the conveying ring 4 is fixedly connected with the bearing support 1, and the conveying ring 4 is fixed relative to the bearing support 1;

the radial outer wall of the conveying ring 4 is provided with an air inlet 41 which is communicated with a waste heat conveying pipeline, and waste heat generated by roasting the coal gangue bricks enters the inner cavity of the conveying ring 4 from the air inlet 41 through the pipeline;

in order to facilitate the residual heat generated during the baking of the gangue bricks to enter the inner cavity of the roller 2, a vent groove 22 for hot air to pass through is formed in the side wall of the roller 2, an air outlet 23 communicated with the inner cavity of the roller 2 is formed in one side, close to the inner cavity of the roller 2, of the vent groove 22, the air inlet 41 is communicated with the vent groove 22, the residual heat enters the vent groove 22 from the air inlet 41 and enters the inner cavity of the roller 2 from the vent groove 22 through the air outlet 23, and therefore the brick blanks are heated.

In addition, in order to form a complete cavity in the inner cavity of the roller 2, the two axial ends of the roller 2 are hinged with door plates 3, and the door plates 3 rotate relative to the outer wall of the roller 2, so that a complete heating cavity can be formed when the green bricks are preheated.

When the roller 2 rotates, the air outlet 23 rotates around the green bricks along the axis of the roller 2, so that the green bricks can be uniformly preheated, and the preheating quality of the green bricks is improved.

Example 2

Referring to fig. 5, a further improvement is made on the basis of embodiment 1:

in order to prevent the weight block 7 and the bearing plate 6 from rotating relative to the drum 2 when the green bricks are placed, a fixing mechanism 8 for fixing the weight block 7 relative to the drum 2 is arranged on the lower end face of the bearing plate 6, and the weight block 7 and the bearing plate 6 are prevented from rotating relative to the drum 2 when the green bricks are placed.

Fixing mechanism 8 includes chute 82, movable rod 81 and spacing groove 86, chute 82 is located terminal surface under the loading board 6, spacing groove 86 is located the inner chamber wall of cylinder 2, movable rod 81 runs through balancing weight 7, the one end of movable rod 81 and the hypotenuse of chute 82 slide the laminating, the one end that chute 82 was kept away from to movable rod 81 is pegged graft with spacing groove 86, pegs graft through movable rod 81 and spacing groove 86 to can prevent when placing the adobe that loading board 6 and balancing weight 7 from taking place to rotate for cylinder 2, convenient operation.

Have the trend with the hypotenuse laminating of chute 82 in order to make movable rod 81 one end in real time, the inside of balancing weight 7 is provided with movable groove 84, movable groove 84 inner chamber slidable mounting has baffle 83, the central point of baffle 83 puts and movable rod 81's radial outer wall fixed connection, the one end fixedly connected with spring 85 of baffle 83, spring 85's the other end and the inner chamber wall fixed connection of movable groove 84 drive baffle 83 through spring 85 to drive movable rod 81 by baffle 83, thereby make movable rod 81 one end have the trend with the hypotenuse laminating of chute 82 in real time.

When a green brick needs to be placed on the bearing plate 6, the bearing plate 6 moves to the outer side of the inner cavity of the roller 2 along a straight line relative to the balancing weight 7, and the movable rod 81 is extruded through the inclined edge of the inclined groove 82 at the moment, so that the other end of the movable rod 81 is inserted into the limiting groove 86, and the bearing plate 6 and the balancing weight 7 can be prevented from rotating relative to the roller 2 when the green brick is placed;

after the adobe is placed and is accomplished, with the loading board 6 inner chamber that pushes into cylinder 2, promote movable rod 81 and spacing groove 86 separation through spring 85 this moment to make things convenient for cylinder 2 to rotate for balancing weight 7, in order to make things convenient for the adobe to preheat.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a waste heat recovery utilizes device of gangue brick calcination equipment, is including bearing support (1), its characterized in that: the upper end of the bearing support (1) is provided with a rotatable roller (2) for transferring heat, and the inner cavity of the roller (2) is provided with a bearing plate (6) for bearing green bricks and keeping the green bricks upward in real time.

2. The waste heat recycling device of the gangue brick roasting equipment as claimed in claim 1, which is characterized in that: rectangular grooves (61) used for placing green bricks are uniformly formed in the upper end face of the bearing plate (6).

3. The waste heat recycling device of the gangue brick roasting equipment as claimed in claim 1, which is characterized in that: the inner chamber of cylinder (2) is provided with ring channel (21), loading board (6) lateral wall slidable mounting has balancing weight (7), balancing weight (7) both sides are provided with gyro wheel (71), the radial outer wall and the ring channel (21) roll laminating of gyro wheel (71).

4. The waste heat recycling device of the gangue brick roasting equipment as claimed in claim 1, which is characterized in that: the radial outer wall of the roller (2) is provided with a gear (5), a motor (11) is arranged inside the bearing support (1), and a power transmission shaft of the motor (11) is meshed with the gear (5).

5. The waste heat recycling device of the gangue brick roasting equipment as claimed in claim 1, which is characterized in that: the radial outer wall of cylinder (2) rotates and installs transport ring (4), transport ring (4) radial outer wall with bear support (1) fixed connection, the radial outer wall of transport ring (4) is provided with air inlet (41) that are used for with waste heat transport pipeline intercommunication, inside air duct (22) of offering of cylinder (2) lateral wall is used for steam to pass through, one side that air duct (22) are close to cylinder (2) inner chamber is provided with gas outlet (23) with cylinder (2) inner chamber intercommunication, air inlet (41) and air duct (22) communicate each other.

6. The waste heat recycling device of the gangue brick roasting equipment as claimed in claim 3, which is characterized in that: the lower end face of the bearing plate (6) is provided with a fixing mechanism (8) used for fixing the balancing weight (7) relative to the roller (2).

7. The waste heat recycling device of the gangue brick roasting equipment as claimed in claim 6, which is characterized in that: fixed establishment (8) include chute (82), movable rod (81) and spacing groove (86), terminal surface under chute (82) is located loading board (6), spacing groove (86) are located the inner chamber wall of cylinder (2), movable rod (81) run through balancing weight (7), the one end of movable rod (81) and the hypotenuse of chute (82) slide and laminate, the one end that chute (82) were kept away from in movable rod (81) is pegged graft with spacing groove (86).

8. The waste heat recycling device of the gangue brick roasting equipment as claimed in claim 6, which is characterized in that: the inside of balancing weight (7) is provided with activity groove (84), activity groove (84) inner chamber slidable mounting has baffle (83), the central point of baffle (83) puts the radial outer wall fixed connection with movable rod (81), the one end fixedly connected with spring (85) of baffle (83), the other end and the activity groove (84) inner chamber wall fixed connection of spring (85).

9. The waste heat recycling device of the gangue brick roasting equipment as claimed in claim 1, which is characterized in that: and door plates (3) are hinged to two axial ends of the roller (2).