CN217635688U - Automatic ash discharging equipment for water-cooled fire grate - Google Patents

Abstract

The utility model relates to an automatic ash equipment that goes out of water-cooled grate, including the grate, the grate below is equipped with a plurality of ash holes of putting, still includes slagging-off machine and Jiao Huidou, the slagging-off machine includes box, drive sprocket shaft, passive sprocket shaft and chain, the box includes horizontal segment and slope section, drive sprocket shaft sets up in the horizontal segment of box, passive sprocket shaft sets up in the slope section of box, the chain encircles drive sprocket shaft and passive sprocket shaft outside, the interval sets up a plurality of scraper blades on the chain, set up on the horizontal segment of box with the ash hole that advances of putting ash hole quantity looks adaptation, the ash hole of grate with set up burnt ash bucket between the ash hole of box, jiao Huidou with install first order flap valve between the ash hole of grate, jiao Huidou with install the second grade flap valve between the ash hole of box. The utility model discloses the negative pressure of system has been guaranteed when the ash is arranged.

Description

Automatic ash discharging equipment for water-cooled grate

Technical Field

The utility model relates to a water-cooled grate automatic ash discharging device, which belongs to the technical field of grate ash discharging devices.

Background

Two ash discharging modes are usually adopted for the fire grate, one mode is a manual ash discharging mode, workers discharge ash through a manual valve every half hour, and the high-temperature fire ash directly falls into an iron box below the fire grate, so that the fire grate has the defects that a specially-assigned person is required to take charge of ash discharging and transferring of the iron box, potential safety hazards such as scalding exist in the high-temperature fire ash, and the ash discharging is large in dust, so that secondary pollution is caused, and the occupational health and safety of the workers are not facilitated; the other method adopts a slag remover to remove ash, and has the defect that when an ash discharge port of a fire grate is opened, a box body of the slag remover is communicated with a boiler to form an air inlet channel, and the combustion chamber of the boiler can have air leakage to influence the negative pressure operation of the boiler.

The application number is 201821809645X Chinese utility model discloses a scrape board-like mucking machine prevents to leak wind through the mode that sets up row's cinder box on the horizontal groove and establish the breakwater at row's cinder box near the end plate lower edge of slope groove side, the breakwater can block the wind that comes in from the slag notch department of slag remover box to a certain extent, but is blocked easily when the scraper blade of chain drives the slag and is close to the breakwater, influences the normal operating of chain.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to provide a new technical solution to improve or solve the technical problems existing in the prior art as described above.

The utility model provides an automatic ash equipment that goes out of water-cooled grate, including the grate, the grate below is equipped with a plurality of ash holes of putting, still includes slagging-off machine and Jiao Huidou, the slagging-off machine includes box, drive sprocket shaft, passive sprocket shaft and chain, the box includes horizontal segment and slope section, the drive sprocket shaft sets up in the slope section of box, passive sprocket shaft sets up in the horizontal segment of box, the chain encircles drive sprocket shaft and passive sprocket shaft outside, the interval sets up a plurality of scraper blades on the chain, set up on the horizontal segment of box with the ash hole that advances of ash hole quantity looks adaptation, the ash hole of grate with set up burnt ash bucket between the ash hole of box, jiao Huidou with install first order flap valve between the ash hole of grate, jiao Huidou with install the second grade flap valve between the ash hole of box.

The chain is arranged on the chain supporting plate, and the chain supporting plate at the junction of the horizontal section and the inclined section of the box body is provided with an inclination angle matched with the inclination angle.

Furthermore, the box body is also provided with a plurality of access holes, and the access holes are provided with sealing covers.

Furthermore, the box body is also provided with a water filling port for filling cooling water into the box body.

Further, the box body is connected with a water level control device.

Furthermore, the device also comprises a driving motor, and an output shaft of the driving motor is in transmission connection with the driving chain wheel shaft.

Further, the scraper blade is an L-shaped metal scraper blade.

Furthermore, the scraper is a linear baffle.

Furthermore, the tip of the slope section of box still is equipped with the slag notch, set up outside the slag notch and connect the slag box.

Furthermore, the first-stage flap valve and the second-stage flap valve are interlocked.

The beneficial effects of the utility model are that:

1. the utility model discloses a high temperature furnace ash that ash hole produced is put to the grate falls into the box of slagging-off machine through burnt ash bucket, scrapes through the scraper blade on the chain after the water-cooling and connects the sediment incasement, and whole ash discharge process can effectively prevent to blow into in the combustion chamber of grate, has guaranteed the gas tightness of system, and then has guaranteed the negative pressure of system to when the overhaul of the equipments, can control down the ash content through burnt ash bucket.

2. The utility model discloses a whole process of slagging tap does not need personnel to participate in, has saved the manpower, has eliminated the potential safety hazard to operating personnel to the ashes directly falls into in the box that the leakproofness is good, avoids producing a large amount of dust, can not cause secondary pollution to the environment.

3. The utility model discloses a box is connected with water level control device, through the water yield of cooling water in the water level control device control box, guarantees to fall into the cooling effect of the high temperature slag in the box.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

in the figure, 1, a grate; 2. a slag remover; 201. a box body; 202. a drive sprocket shaft; 203. a driven sprocket shaft; 204. a chain; 205. a squeegee; 206. an upper layer chain supporting plate; 207. a lower layer chain supporting plate; 3. jiao Huidou; 301. a first-stage flap valve; 302. a second-stage flap valve; 4. a sealing cover; 5. a drive motor; 6. A motor frame.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following examples, which are intended to illustrate the present invention and not to limit the scope of the present invention.

As shown in fig. 1 to 2, an automatic ash discharging device of a water-cooled grate 1 comprises a grate 1, a plurality of ash discharging ports are arranged below the grate 1, the automatic ash discharging device further comprises a slag remover 2 and a coke ash hopper 3, the slag remover 2 comprises a box body 201, a driving chain wheel shaft 202, a driven chain wheel shaft 203 and a chain 204, the box body 201 comprises a horizontal section and an inclined section, the driving chain wheel shaft 202 is arranged in the inclined section of the box body 201, the driven chain wheel shaft 203 is arranged in the horizontal section of the box body 201, the chain 204 surrounds the outer sides of the driving chain wheel shaft 202 and the driven chain wheel shaft 203, a plurality of scraping plates 205 are arranged on the chain 204 at intervals, ash inlet ports matched with the ash discharging ports in number are arranged on the horizontal section of the box body 201, a coke ash hopper 3 is arranged between the ash discharging ports of the grate 1 and the ash inlet port of the box body 201, a first-level ash flap valve 301 is arranged between Jiao Huidou and the ash discharging port of the grate 1, a second-level flap valve 302 is interlocked with a second-level flap valve 302. Will inject cooling water in the box 201, high temperature grate 1 ash that produces from grate 1 ash discharge opening at first through first order flap valve 301 get into in the burnt ash bucket 3, then close first order flap valve 301, open second level flap valve 302, grate 1 ash falls into box 201 and scrapes through scraper blade 205 on the chain 204 after the cooling water cooling and connects the cinder box in, and wind enters into the combustion chamber from the slag notch of box 201 through box 201 in can avoiding grate 1 ash discharge time through setting up of burnt ash bucket 3, influences the negative pressure operation of combustion chamber.

In addition, in the specific embodiment,

the automatic ash discharging device of the water-cooled grate 1 further comprises an upper layer chain supporting plate 206 and a lower layer chain supporting plate 207, wherein the upper layer chain supporting plate 206 and the lower layer chain supporting plate 207 are arranged in parallel, the chain 204 is arranged on the chain supporting plate, and the chain supporting plate has an adaptive inclination angle at the junction of the horizontal section and the inclined section of the box body 201. Through the arrangement of the upper layer chain supporting plate 206 and the lower layer two supporting plates, the angle adjustment of the chain 204 when the chain is conveyed from the horizontal section to the inclined section of the box 201 is realized, and the upper layer chain supporting plate 206 can also bear certain weight of the ash of the fire grate 1.

In this embodiment, the box 201 is further provided with a plurality of access holes, and the access holes are provided with the sealing covers 4, so that the equipment in the box 201 can be conveniently overhauled. The box 201 is also provided with a water filling port for filling cooling water into the box 201, and the water filling port is conveniently connected with water filling equipment. The tank 201 is connected with a water level control device. The box 201 is also externally provided with a driving motor 5, the driving motor 5 is arranged on a motor frame 6, and an output shaft of the driving motor 5 is in transmission connection with the driving chain wheel shaft 202. The scraper 205 is a linear baffle, and the scraper 205 may be L-shaped. The tip of the slope section of box 201 still is equipped with the slag notch, set up outside the slag notch and connect the sediment case.

The utility model discloses a high temperature grate 1 ash that ash hole produced is put to grate 1 falls into water-cooling box 201 through burnt ash bucket 3, scrape through scraper blade 205 on chain 204 after the cooling and connect the cinder incasement, prevent that the combustion chamber of grate 1 from blowing in windy, the assurance system negative pressure, and when overhaul of the equipments, can control down the ash content and keep the system negative pressure through burnt ash bucket 3, and whole process of slagging tap does not need personnel to participate in, the manpower has been saved, the potential safety hazard to operating personnel has been eliminated, and the furnace ash directly falls into in the box 201 that the leakproofness is good, avoid producing a large amount of dust, can not cause secondary pollution to the environment.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides an automatic ash equipment that goes out of water-cooled grate, includes grate (1), grate (1) below is equipped with a plurality of ash discharge openings, its characterized in that still includes slagging-off machine (2) and burnt ash bucket (3), slagging-off machine (2) include box (201), drive sprocket shaft (202), passive sprocket shaft (203) and chain (204), box (201) are including horizontal segment and slope section, drive sprocket shaft (202) set up in the slope section of box (201), passive sprocket shaft (203) set up in the horizontal segment of box (201), chain (204) encircle drive sprocket shaft (202) and passive sprocket shaft (203) outside, the interval sets up a plurality of scraper blades (205) on chain (204), set up on the horizontal segment of box (201) with the ash discharge opening of ash discharge opening quantity looks adaptation advances ash discharge opening, the ash discharge opening of grate (1) with set up burnt ash discharge opening (3) between the ash discharge opening of box (201), 3238 xzft (1) and ash discharge opening installation 3262 between the first grade ash discharge opening (3238) ash discharge opening (32302) installation box (201), ash discharge opening (32302) and ash discharge opening installation 3262) first grade ash discharge opening (3238).

2. The water-cooled grate automatic ash discharging device according to claim 1, further comprising an upper layer chain supporting plate (206) and a lower layer chain supporting plate (207), wherein the upper layer chain supporting plate (206) and the lower layer chain supporting plate (207) are arranged in parallel, the chain (204) is arranged on the chain supporting plate, and the chain supporting plate has an adaptive inclination angle at the junction of the horizontal section and the inclined section of the box body (201).

3. The water-cooled grate automatic ash discharging device according to the claim 1 or 2, characterized in that a plurality of access holes are arranged on the box body (201), and a sealing cover (4) is arranged on the access holes.

4. The water-cooled grate automatic ash discharging device according to the claim 1, characterized in that the box body (201) is further provided with a water filling port for filling cooling water into the box body (201).

5. The water-cooled grate automatic ash discharging device according to the claim 4, characterized in that the box body (201) is connected with a water level control device.

6. The water-cooled fire grate automatic ash discharging device according to the claim 1 or 2, characterized by further comprising a driving motor (5), wherein an output shaft of the driving motor (5) is in transmission connection with the driving chain wheel shaft (202).

7. The water-cooled grate automatic ash discharge apparatus according to claim 1, characterized in that the scraper (205) is an L-shaped metal scraper (205).

8. The water-cooled grate automatic ash discharge equipment according to claim 1, characterized in that the scraper (205) is a straight baffle.

9. The water-cooled grate automatic ash discharging device according to the claim 1, characterized in that the end of the inclined section of the box body (201) is further provided with a slag outlet, and a slag receiving box is arranged outside the slag outlet.

10. The water-cooled grate automatic ash discharging device according to claim 1, characterized in that the first-stage flap valve (301) and the second-stage flap valve (302) are interlocked.

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