CN210319993U

CN210319993U - Chain grate combustion device

Info

Publication number: CN210319993U
Application number: CN201920839116.2U
Authority: CN
Inventors: 陆玉华
Original assignee: Jiangsu Dongfang Electric Power Boiler Fittings Co ltd
Current assignee: Jiangsu Dongfang Electric Power Boiler Fittings Co ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-04-14
Anticipated expiration: 2029-06-05

Abstract

The utility model belongs to the technical field of burner technique and specifically relates to a chain grate combustion device, including first bottom plate, the one end of first bottom plate is equipped with the shape frame of returning, and the top installation feeder hopper of shape frame of returning installs the installation section of thick bamboo that the slope set up upwards on the shape frame of returning, and the bottom of installation section of thick bamboo is located the shape frame of returning, connects through the support frame between the top surface of installation section of thick bamboo and the first bottom plate, is equipped with the spiral conveying axle that matches with it in the installation section of thick bamboo, and the end connection of spiral conveying axle is at first motor, first motor is installed on the motor mount pad; a chain grate is arranged below the mounting cylinder, and two rollers are respectively arranged at two ends inside the chain grate. The utility model has the advantages that: the chain grate combustion device can replace fuel only by controlling the rotation of the motor, and the combustion is sufficient, so that the generated heat value is large.

Description

Chain grate combustion device

Technical Field

The utility model relates to a burner technical field especially relates to a traveling grate stoker burner.

Background

The chain furnace is a grate-fired furnace with higher mechanization degree. Its grate is similar to chain-type caterpillar. The chain grate furnace belongs to a grate for mechanical combustion, but the problems that the coal-fired chain furnace is inconvenient to add fuel and the fuel cannot be sufficiently combusted, and therefore, the chain grate furnace combustion device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a chain grate combustion device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a chain grate combustion device is designed, and comprises a first bottom plate, wherein one end of the first bottom plate is provided with a square-shaped frame, the top of the square-shaped frame is provided with a feed hopper, the square-shaped frame is provided with an installation cylinder which is arranged obliquely upwards, the bottom of the installation cylinder is positioned in the square-shaped frame, the top surface of the installation cylinder is connected with the first bottom plate through a support frame, a spiral conveying shaft matched with the installation cylinder is arranged in the installation cylinder, the end part of the spiral conveying shaft is connected with a first motor, and the first motor is arranged on a motor installation seat;

a chain type fire grate is arranged below the mounting cylinder, two rollers are respectively arranged at two ends inside the chain type fire grate, rotating shafts are fixedly arranged in the rollers, first supporting plates are arranged at two sides of the mounting cylinder, the first supporting plates are fixed on a first bottom plate, the rotating shafts are fixed on the first supporting plates through bearings, one rotating shaft extends and is connected with two belt discs, the other rotating shaft is connected with a second motor, the second motor is fixed on the first bottom plate, and the belt discs are connected through belts;

still install the second backup pad in the outside of first backup pad, the second backup pad is higher than first backup pad setting, passes through the fourth backup pad at its top surface and connects, all is equipped with the third backup pad at the top surface of two fourth backup pads, and the third backup pad leanin sets up, installs heating water tank at the top surface of third backup pad, and the heating water tank top is equipped with the water inlet, connects the raceway in the water inlet, still connects the bleeder line in heating water tank's one end bottom.

Preferably, a valve is installed on the water discharge pipe, a pressure release valve is installed on the top surface of the heating water tank, and a water pump is installed at the tail end of the water delivery pipe.

Preferably, a discharge flue is arranged on the third supporting plate, and the tail end of the discharge flue is L-shaped.

Preferably, a material waiting plate is further arranged between the chain-type grates, a row of a plurality of air distributing pipes which are arranged at equal intervals are arranged above the material waiting plate, the air distributing pipes penetrate through a first sealing plate, the first sealing plate is vertically arranged with a first bottom plate and is matched with the space between second supporting plates in size, a second bottom plate is arranged at the bottom of the chain-type grate, the bottom of the second bottom plate is installed on a sliding rail through a sliding block, and the sliding rail is fixed on the first bottom plate;

each sub-air pipe is provided with a plurality of air injection pipes, the air injection pipes are perpendicular to the surface of the chain type fire grate, the sub-air pipes extend to the outer side of the first sealing plate and are connected to the main air pipe, the tail end of the main air pipe is connected with an air guide pipe, the air guide pipe is connected to an air blower, and the air blower is arranged on the surface of the first bottom plate;

the space between the second support plates on the other side is sealed through a second sealing plate, and the second sealing plate is connected with the fourth support plate through a hinge;

the handle is connected in the outside of first closing plate, all is equipped with the connecting seat in the both sides of second closing plate and first closing plate, and threaded connection bolt all sets up the bolt hole that corresponds with the connecting bolt in the second backup pad on the connecting seat.

Preferably, the bottom of the other end of the chain grate is also provided with a discharging channel inclining downwards, and the discharging channel is fixed on the first supporting plate.

Preferably, the first supporting plate positioned below is provided with a first strip-shaped groove, wherein the roller positioned below is connected with the rotating shaft through a bearing, so that the roller can rotate on the rotating shaft; the rotating shaft is arranged in the first strip-shaped groove, and the outer part of the rotating shaft is pre-tightened through a pre-tightening nut.

Preferably, the motor mount pad is installed at the tip of heating water tank, the opening has been seted up to the top below of an installation section of thick bamboo, and the opening below is equipped with down the flitch, and down the flitch be fan-shaped and fix on the installation section of thick bamboo, the flitch is located the feed inlet of seting up on the closing plate down, the closing plate is installed in the one end that heating water tank is close to the feeder hopper, and the closing plate is connected with the third backup pad.

Preferably, the top surface of the air spraying pipe is covered with a cover plate, one end of the cover plate is arranged in the U-shaped piece and connected through a rotating shaft, one end of the cover plate, which is positioned in the U-shaped piece, is provided with a spring, and the U-shaped piece is connected to the air spraying pipe.

Preferably, the chain grate includes a plurality of connecting plates, and one side of connecting plate is equipped with a plurality of connection blocks, and the opposite side is seted up the rectangular channel that corresponds with connection blocks, and the connecting plate is arranged in the rectangular channel and is connected through the pivot, has all seted up a plurality of second bar grooves on every connecting plate.

Preferably, the two sides of the chain grate are also provided with second baffle plates which are parallel to the fourth supporting plate, the two second baffle plates are connected to the first baffle plate, and the first baffle plate is connected to the second supporting plate.

The utility model provides a chain grate combustion apparatus, beneficial effect lies in: the chain grate combustion device can replace fuel only by controlling the rotation of the motor, and has the advantages of full combustion, large generated heat value, convenient use and simple operation.

Drawings

Fig. 1 is a schematic structural view of a chain grate combustion device according to the present invention.

Fig. 2 is a rear view of the combustion device of the traveling grate stoker of the present invention.

Fig. 3 is a schematic view of the chain grate and the position of the feeding hopper of the combustion device of the chain grate.

Fig. 4 is a schematic structural view of the chain grate combustion device according to the present invention after the second support plate and the third support plate are installed.

Fig. 5 is a schematic view of an air injection pipe structure of the combustion device for a traveling grate stoker of the present invention.

Fig. 6 is a schematic view of a chain grate structure of a chain grate combustion device according to the present invention.

In the figure: the device comprises a feed inlet 1, a sealing plate 2, a first bottom plate 3, a water pump 4, a first baffle 5, a second baffle 6, a mounting cylinder 7, a first motor 8, a motor mounting seat 9, a water delivery pipe 10, a water inlet 11, a discharge flue 12, a heating water tank 13, a blast pipe 14, a connecting bolt 15, a first sealing plate 16, a blast distribution pipe 17, a handle 18, a main blast pipe 19, an equal material plate 20, a slide rail 21, a second bottom plate 22, a wind guide pipe 23, a second support plate 24, a blower 25, a first support plate 26, a clip-shaped frame 27, a feed hopper 28, a third support plate 29, a discharge channel 30, a grate 31, a bolt hole 32, a pre-tightening nut 33, a first strip-shaped groove 34, a rotating shaft 35, a roller 36, a spiral conveying shaft 37, an opening 38, a lower material plate 39, a cover plate 40, a spring 41, a U-shaped piece 42, a connecting block 43, a second strip-shaped groove, Valve 48, connecting seat 49, bleeder 50, support frame 51, second motor 52, belt 53, belt pulley 54, fourth backup pad 55, relief valve 56.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-6, an traveling grate combustion apparatus comprises a first bottom plate 3, a clip frame 27 is arranged at one end of the first bottom plate 3, a feed hopper 28 is arranged at the top of the clip frame 27, an installation barrel 7 which is obliquely and upwardly arranged is arranged on the clip frame 27, the bottom of the installation barrel 7 is positioned in the clip frame 27, the top surface of the installation barrel 7 is connected with the first bottom plate 3 through a support frame 51, a spiral conveying shaft 37 which is matched with the installation barrel 7 is arranged in the installation barrel 7, the end of the spiral conveying shaft 37 is connected with a first motor 8, and the first motor 8 is arranged on a motor mounting seat 9. In the use of this device, accessible forklift etc. device shovels the fuel to feeder hopper 28 in, starts first motor 8 and rotates, lets the fuel promote through auger delivery axle 37.

The chain type grate 31 is arranged below the mounting cylinder 7, the lifted fuel directly falls on the chain type grate 31, two rollers 36 are respectively arranged at two ends inside the chain type grate 31, rotating shafts 35 are fixedly mounted in the rollers 36, first supporting plates 26 are arranged on two sides of the mounting cylinder 7, the first supporting plates 26 are fixed on the first bottom plate 3, the rotating shafts 35 are fixed on the first supporting plates 26 through bearings, one of the rotating shafts 35 extends and is connected with two belt discs 54, the other one of the two belt discs 54 is connected with a second motor 52, the second motor 52 is fixed on the first bottom plate 3, and the belt discs 54 are connected through a belt 53; a first strip-shaped groove 34 is formed in the first support plate 26 positioned below, wherein the roller 36 positioned below is connected with the rotating shaft 35 through a bearing, so that the roller 36 can rotate on the rotating shaft 35; the rotating shaft 35 is arranged in the first bar-shaped groove 34, and the outside is pre-tightened through the pre-tightening nut 33. The distance between the upper and lower rollers 36 can be enlarged by adjusting the shaft 35 up and down in the first linear groove 34, so that the chain grate 31 is tensioned without being loosened.

Still install second backup pad 24 in the outside of first backup pad 26, second backup pad 24 is higher than first backup pad 26 setting, connect through fourth backup pad 55 at its top surface, all be equipped with third backup pad 29 at the top surface of two fourth backup pads 55, third backup pad 29 inwards inclines to set up, install heating water tank 13 at the top surface of third backup pad 29, heating water tank 13 top is equipped with water inlet 11, water pipe 10 is connected in the water inlet 11, still connect bleeder line 50 in the one end bottom of heating water tank 13.

The water discharge pipe 50 is provided with a valve 48, the top surface of the heating water tank 13 is provided with a pressure release valve 56, and the tail end of the water delivery pipe 10 is provided with a water pump 4.

The third supporting plate 29 is provided with a discharge flue 12, the tail end of the discharge flue 12 is L-shaped (L-shaped is not shown in the figure), and the discharge flue 12 is L-shaped to prevent rainwater from flowing backwards.

A material waiting plate 20 is further arranged between the chain grates 31, the material waiting plate 20 is used for waiting for taking residues falling from the chain grates 31, the residues cannot fall on the chain grates 31 below, a row of a plurality of air distributing pipes 17 which are arranged at equal intervals are arranged above the material waiting plate 20, the air distributing pipes 17 penetrate through a first sealing plate 16, the first sealing plate 16 and a first bottom plate 3 are vertically arranged and are matched with the space between second supporting plates 24, a second bottom plate 22 is arranged at the bottom of the chain grates 31, the bottom of the second bottom plate 22 is installed on a sliding rail 21 through a sliding block, and the sliding rail 21 is fixed on the first bottom plate 3; the first sealing plate 16 can be pushed in or pulled out from the sliding rail 21, and when the first sealing plate 16 is pushed in, the first sealing plate 16 seals the space between the second supporting plates 24 and delivers the plurality of branched ducts 17 and the waiting plates 20 to the inside of the chain grate 31.

Each air distributing pipe 17 is provided with a plurality of air spraying pipes 14, the air spraying pipes 14 are perpendicular to the surface of the chain grate 31, the air distributing pipes 17 extend to the outer side of the first sealing plate 16 and are connected to the main air pipe 19, the tail end of the main air pipe 19 is connected with an air guide pipe 23, the air guide pipe 23 is connected to an air blower 25, and the air blower 25 is arranged on the surface of the first bottom plate 3; when the blower 25 is turned on, the airflow is transmitted to the air injection pipe 14 through the air guide pipe 23, and the air is ejected from the air injection pipe 14 and directly sprayed on the surface of the chain grate 31.

The space between the second support plates 24 on the other side is sealed by a second sealing plate 47, and the second sealing plate 47 is connected with the fourth support plate 55 through a hinge; opening the second sealing plate 47 facilitates removal of dust from the waiting plate 20.

The handle 18 is connected to the outside of the first sealing plate 16, the connecting seats 49 are respectively arranged on the two sides of the second sealing plate 47 and the first sealing plate 16, the bolts 15 are connected to the connecting seats 49 in a threaded mode, and bolt holes 32 corresponding to the bolts 15 are respectively formed in the second supporting plate 24.

The bottom of the other end of the chain grate 31 is also provided with a downward inclined discharging channel 30, the discharging channel 30 is fixed on the first supporting plate 26, when the chain grate 31 rotates, the first motor 8 is started, new fuel falls on the chain grate 31 at the moment, the fuel after combustion falls on the discharging channel 30 and is discharged, the second motor 52 and the first motor 8 are connected with an external power supply through conducting wires in the actual application process, and the second motor 52 and the first motor 8 are synchronous, so that the new fuel and the old fuel are updated at the same time, and the new fuel and the old fuel can be separately controlled to be distinguished according to actual conditions.

Motor mount pad 9 installs the tip at heating water tank 13, is equipped with the rubber pad between motor mount pad 9 and the first motor 8, insulates against heat, opening 38 has been seted up to the top below of installation section of thick bamboo 7, and opening 38 below is equipped with down flitch 39, and it is fan-shaped and fix to descend flitch 39 on the installation section of thick bamboo 7, auger delivery axle 37 promotes the fuel and comes, falls into down on flitch 39 through opening 38, and down flitch 39 is fan-shaped, can break up the fuel and distribute on chain grate 31, can not become the strand and flow down.

The blanking plate 39 is located in the feeding hole 1 formed in the sealing plate 2, the sealing plate 2 is installed at one end of the heating water tank 13 close to the feeding hopper 28, and the sealing plate 2 is connected with the third supporting plate 29.

The top surface of the air spraying pipe 14 is covered with a cover plate 40, one end of the cover plate 40 is arranged in a U-shaped part 42 and connected through a rotating shaft, one end of the cover plate 40, which is positioned in the U-shaped part 42, is provided with a spring 41, the U-shaped part 42 is connected to the air spraying pipe 14, when air flow is sprayed out, powder abbreviation cannot fall into the air spraying pipe 14 due to high air flow speed, when the air flow is not used, the cover plate 40 can automatically cover the air spraying pipe 14 under the action of gravity, the spring 41 is arranged for enabling a separated object to be arranged between the cover plate 40 and the U-shaped part 42, so that the cover plate 40 and the U-shaped part 42 are not on the same straight line, and the cover plate 40.

The chain grate 31 comprises a plurality of connecting plates 45, a plurality of connecting blocks 43 are arranged on one side of each connecting plate 45, rectangular grooves 46 corresponding to the connecting blocks 43 are formed in the other side of each connecting plate, the connecting plates 45 are arranged in the rectangular grooves 46 and connected through rotating shafts, a plurality of second strip-shaped grooves 44 are formed in each connecting plate 45, the connecting plates 45 are connected in an ending mode to form a chain mode, and the second strip-shaped grooves 44 are used for combustion ventilation.

The two sides of the chain type grate 31 are also provided with second baffles 6, the second baffles 6 are parallel to the fourth supporting plate 55, the two second baffles 6 are connected to the first baffle 5, the first baffle 5 is connected to the second supporting plate 24, the first baffle 5 and the second baffles 6 form a U-shaped structure, the first baffle 5 and the second baffles 6 are tightly attached to the surface of the chain type grate 31, in the rotating process of the chain type grate 31, dirt on the surface of the chain type grate 31 can be scraped off by the first baffle 5, and the falling of fuel can be prevented by the air drop surrounded by the second baffles 6.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A chain grate combustion device comprises a first bottom plate (3), and is characterized in that one end of the first bottom plate (3) is provided with a clip-shaped frame (27), the top of the clip-shaped frame (27) is provided with a feed hopper (28), the clip-shaped frame (27) is provided with an installation barrel (7) which is obliquely and upwardly arranged, the bottom of the installation barrel (7) is positioned in the clip-shaped frame (27), the top surface of the installation barrel (7) is connected with the first bottom plate (3) through a support frame (51), a spiral conveying shaft (37) matched with the installation barrel is arranged in the installation barrel (7), the end part of the spiral conveying shaft (37) is connected with a first motor (8), and the first motor (8) is arranged on a motor mounting seat (9);

a chain grate (31) is arranged below the mounting cylinder (7), two rollers (36) are respectively arranged at two ends inside the chain grate (31), rotating shafts (35) are fixedly mounted in the rollers (36), first supporting plates (26) are arranged on two sides of the mounting cylinder (7), the first supporting plates (26) are fixed on the first base plate (3), the rotating shafts (35) are fixed on the first supporting plates (26) through bearings, one rotating shaft (35) extends and is connected with two belt discs (54), the other belt disc (54) is connected to the second motor (52), the second motor (52) is fixed on the first base plate (3), and the belt discs (54) are connected through belts (53);

still install second backup pad (24) in the outside of first backup pad (26), second backup pad (24) are higher than first backup pad (26) setting, connect through fourth backup pad (55) at its top surface, top surface at two fourth backup pads (55) all is equipped with third backup pad (29), third backup pad (29) leanin sets up, install heating water tank (13) at the top surface of third backup pad (29), heating water tank (13) top is equipped with water inlet (11), water inlet (11) in-connection raceway (10), drain pipe (50) are still connected to one end bottom at heating water tank (13).

2. The traveling grate stoker combustion device as claimed in claim 1, wherein the water discharge pipe (50) is provided with a valve (48), the top surface of the heating water tank (13) is provided with a pressure release valve (56), and the end of the water delivery pipe (10) is provided with a water pump (4).

3. The traveling grate stoker combustion apparatus as claimed in claim 1, wherein the third support plate (29) is provided with a discharge flue (12), and the end of the discharge flue (12) is L-shaped.

4. The chain grate combustion device according to claim 1, wherein a material waiting plate (20) is further arranged between the chain grates (31), a row of a plurality of air distributing pipes (17) which are arranged at equal intervals are arranged above the material waiting plate (20), the air distributing pipes (17) penetrate through a first sealing plate (16), the first sealing plate (16) and a first bottom plate (3) are vertically arranged and are matched with the space between the second supporting plates (24), a second bottom plate (22) is arranged at the bottom of the chain grate (31), the bottom of the second bottom plate (22) is installed on a sliding rail (21) through a sliding block, and the sliding rail (21) is fixed on the first bottom plate (3);

each air distributing pipe (17) is provided with a plurality of air spraying pipes (14), the air spraying pipes (14) are perpendicular to the surface of the chain grate (31), the air distributing pipes (17) extend to the outer side of the first sealing plate (16) and are connected to the main air pipe (19), the tail end of the main air pipe (19) is connected with the air guide pipe (23), the air guide pipe (23) is connected to the air blower (25), and the air blower (25) is arranged on the surface of the first bottom plate (3);

the space between the second supporting plates (24) on the other side is sealed by a second sealing plate (47), and the second sealing plate (47) is connected with a fourth supporting plate (55) through a hinge;

the handle (18) is connected in the outside of first closing plate (16), all is equipped with connecting seat (49) in second closing plate (47) and the both sides of first closing plate (16), and threaded connection bolt (15) are gone up in connecting seat (49), all offer on second backup pad (24) with connect bolt hole (32) that bolt (15) correspond.

5. The chain grate combustion unit as claimed in claim 1, wherein the bottom of the other end of the chain grate (31) is further provided with a downward inclined discharge channel (30), and the discharge channel (30) is fixed on the first support plate (26).

6. The chain grate combustion device according to claim 1, characterized in that the first support plate (26) below is provided with a first strip-shaped groove (34), wherein the roller (36) below is connected with the rotating shaft (35) through a bearing, so that the roller (36) can rotate on the rotating shaft (35); the rotating shaft (35) is arranged in the first strip-shaped groove (34), and the outside of the rotating shaft is pre-tightened through a pre-tightening nut (33).

7. The chain grate combustion device according to claim 1, wherein the motor mounting seat (9) is mounted at an end of the heating water tank (13), an opening (38) is formed below the top of the mounting cylinder (7), a blanking plate (39) is arranged below the opening (38), the blanking plate (39) is fan-shaped and fixed on the mounting cylinder (7), the blanking plate (39) is located in a feeding port (1) formed in the sealing plate (2), the sealing plate (2) is mounted at one end of the heating water tank (13) close to the feeding hopper (28), and the sealing plate (2) is connected with the third supporting plate (29).

8. The chain grate combustion device according to claim 4, characterized in that the top surface of the air injection pipe (14) is covered with a cover plate (40), one end of the cover plate (40) is arranged in a U-shaped member (42) and connected through a rotating shaft, a spring (41) is arranged at one end of the cover plate (40) in the U-shaped member (42), and the U-shaped member (42) is connected to the air injection pipe (14).

9. The chain grate combustion device according to claim 1, wherein the chain grate (31) comprises a plurality of connecting plates (45), one side of each connecting plate (45) is provided with a plurality of connecting blocks (43), the other side of each connecting plate is provided with a rectangular groove (46) corresponding to the connecting blocks (43), the connecting plates (45) are arranged in the rectangular grooves (46) and connected through rotating shafts, and each connecting plate (45) is provided with a plurality of second strip-shaped grooves (44).

10. The chain grate combustion device according to claim 1, wherein the chain grate (31) is further provided with second baffle plates (6) on two sides, the second baffle plates (6) are parallel to the fourth support plate (55), the two second baffle plates (6) are connected to the first baffle plate (5), and the first baffle plate (5) is connected to the second support plate (24).