CN214140655U - Residual coal collecting device - Google Patents

Abstract

A residual coal collecting device relates to the technical field of tamping type side-loading coke ovens. The residual coal collecting device comprises a cleaning mechanism, a first conveying mechanism and a hopper, wherein a feed inlet of the first conveying mechanism is connected with the cleaning mechanism, a discharge outlet of the first conveying mechanism is connected with the hopper, the cleaning mechanism is used for collecting residual coal on a machine side operating platform of the coke oven and conveying the residual coal to the first conveying mechanism, and the first conveying mechanism is used for conveying the residual coal into the hopper. The residual coal collecting device can automatically clean and collect residual coal scattered by the coke oven side.

Description

Residual coal collecting device

Technical Field

The utility model relates to a tamping type side-charging coke oven technical field particularly, relates to a surplus coal collection device.

Background

The tamping type side-loading coke oven is one of the important devices in the coking industry, and is used for tamping pulverized coal to form a coal cake with a certain compactness, then pushing mature coke out of a coking chamber through a coke pusher, and loading the tamped coal cake into the coking chamber of the coke oven from the side through the coal loader.

However, a part of the residual coal is scattered on the machine side operation table during the coal charging process, and the generated residual coal is accumulated with the increase of the number of times of coal charging, which causes waste and affects the normal operation of the tamping type side-charging coke oven. At present, the scattered residual coal is usually cleaned in a manual mode, but the manual cleaning mode has the disadvantages of severe manual operation environment, high labor intensity and low working efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a surplus coal collection device, this surplus coal collection device can clean automatically and collect the unrestrained surplus coal of coke oven machine side.

The embodiment of the utility model is realized like this:

the utility model discloses an aspect provides a surplus coal collection device, this surplus coal collection device include clearance mechanism, first conveying mechanism and hopper, and first conveying mechanism's feed inlet is connected with clearance mechanism, first conveying mechanism's discharge gate and hopper are connected, and clearance mechanism is used for collecting the surplus coal on the machine side operation panel of coke oven and conveys to first conveying mechanism, and first conveying mechanism is used for conveying the surplus coal to the hopper in. The residual coal collecting device can automatically clean and collect residual coal scattered by the coke oven side.

Optionally, the remaining coal collecting device further comprises a separator and a centrifugal fan connected with the separator, the separator comprises a first connecting port and a second connecting port, the first connecting port is communicated with the cleaning mechanism, the second connecting port is communicated with the hopper, and the separator is used for sucking powder generated by the cleaning mechanism in the cleaning process into the separator under the action of the centrifugal fan and discharging the powder into the hopper through the second connecting port.

Optionally, a rotary sealing valve is connected to the second connection port.

Optionally, the cleaning mechanism includes a base, a second conveying mechanism and a chute, the second conveying mechanism is connected in the base, the chute is connected to the bottom of the base, a feed port of the chute is communicated with a discharge port of the second conveying mechanism, and a discharge port of the chute is communicated with a feed port of the first conveying mechanism.

Optionally, the second conveying mechanism includes a second conveyor and a third conveyor, the third conveyor is located between the second conveyor and the hopper, and both the material conveying direction of the second conveyor and the material conveying direction of the third conveyor are perpendicular to the moving direction of the residual coal collecting device.

Optionally, the discharge hole of the second conveyor is located on one side of the second conveyor close to the third conveyor, the discharge hole of the third conveyor is located on one side of the third conveyor close to the second conveyor, and the feed inlet of the chute bin is arranged between the second conveyor and the third conveyor and is respectively communicated with the discharge hole of the second conveyor and the discharge hole of the third conveyor.

Optionally, the cleaning mechanism further comprises a rotating brush head, and the rotating brush head is arranged in the base and located at the feed inlet of the third conveyor.

Optionally, a lifting mechanism is connected to the second conveying mechanism, and the lifting mechanism is used for driving the second conveying mechanism to approach to or depart from the machine side operating platform.

Optionally, the lifting mechanism comprises a swing rod, a driving part, a first connecting rod and a second connecting rod, the swing rod is bent, a driving rod of the driving part is hinged to the first connecting rod, one end of the first connecting rod, which is far away from the driving part, is hinged to the second connecting rod, one end of the second connecting rod, which is far away from the first connecting rod, is hinged to the swing rod, and one end of the swing rod, which is far away from the second connecting rod, is connected to the second conveying mechanism; the driving rod is driven to move towards the moving direction of the residual coal collecting device, and the hinged end of the first connecting rod and the hinged end of the second connecting rod are abutted against the bending part of the swing rod so that the swing rod drives the second conveying mechanism to be far away from the machine side operating platform.

Optionally, an adjusting rod is connected in the machine base, the rotary brush head is connected to the adjusting rod, and the adjusting rod is used for adjusting the height of the rotary brush head relative to the machine side operating platform.

Optionally, the first conveyor mechanism, the second conveyor and the third conveyor are all screw conveyors.

The beneficial effects of the utility model include:

the embodiment provides a surplus coal collection device, and this surplus coal collection device includes clearance mechanism, first conveying mechanism and hopper, and first conveying mechanism's feed inlet is connected with clearance mechanism, and first conveying mechanism's discharge gate is connected with the hopper, and clearance mechanism is used for collecting the surplus coal on the machine side operation panel of coke oven and conveying to first conveying mechanism, and first conveying mechanism is used for conveying the surplus coal to in the hopper. In the process of collecting the residual coal, the cleaning mechanism can be used for cleaning and conveying the residual coal on the machine side operating platform of the coke oven so as to convey the residual coal to the feeding hole of the first conveying mechanism; and then conveying the residual coal from the feeding hole of the first conveying mechanism to the discharging hole of the first conveying mechanism through the first conveying mechanism, and then conveying the residual coal from the discharging hole of the first conveying mechanism to the discharging hole. Like this, the surplus coal on the machine side operation panel can be from the mesa of machine side operation panel in collecting the hopper, so just can realize the cleanness of the surplus coal on the machine side operation panel, compare in prior art and adopt the manual mode to clean the surplus coal that scatters on the machine side operation panel usually, this kind of automatic mode of cleaning and collecting surplus coal of this application is not only the clearance mode simple, can reduce intensity of labour moreover, improves cleaning efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is one of schematic structural diagrams of a remaining coal collecting device according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a second schematic structural diagram of a remaining coal collecting device according to an embodiment of the present invention;

fig. 4 is a third schematic structural view of a remaining coal collecting device according to an embodiment of the present invention.

Icon: 10-a cleaning mechanism; 11-a machine base; 12-a second conveying mechanism; 121-a second conveyor; 122-a third conveyor; 13-sliding a bin; 20-a first conveying mechanism; 30-a hopper; 40-a separator; 41-a first connection port; 42-a second connection port; 50-a centrifugal fan; 60-rotating brush head; 71-a swing rod; 72-a drive member; 721-a drive rod; 73-a first link; 74-a second link; 80-adjusting rod; a-the moving direction of the residual coal collecting device; 200-a coke oven; 210-machine side console; 220-coke pusher.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, the present embodiment provides a remaining coal collecting device, which includes a cleaning mechanism 10, a first conveying mechanism 20 and a hopper 30, wherein a feeding port of the first conveying mechanism 20 is connected to the cleaning mechanism 10, a discharging port of the first conveying mechanism 20 is connected to the hopper 30, the cleaning mechanism 10 is used for collecting remaining coal on a machine-side console 210 of a coke oven 200 and conveying the remaining coal to the first conveying mechanism 20, and the first conveying mechanism 20 is used for conveying the remaining coal into the hopper 30. The residual coal collecting device can automatically clean and collect residual coal scattered by the coke oven 200 side.

The cleaning mechanism 10 is used for collecting the residual coal on the machine side operation table 210 of the coke oven 200 and conveying the residual coal to the feeding port of the first conveying mechanism 20. In this way, uniform conveyance and collection of the remaining coal on the machine-side console 210 can be facilitated. The cleaning method of the cleaning mechanism 10 is not limited in this application, as long as the residual coal on the machine-side operating platform 210 can be collected and conveyed to the feeding port of the first conveying mechanism 20.

The first conveying mechanism 20 is used for conveying the residual coal, so that the residual coal is conveyed from the feeding hole of the first conveying mechanism 20 to the discharging hole of the first conveying mechanism 20. In the present embodiment, the first conveying mechanism 20 is a screw conveyor, but may be a belt conveyor or the like.

The discharge hole of the first conveying mechanism 20 is communicated with the feeding hole of the hopper 30, so that the first conveyor can convey the residual coal into the hopper 30, and the residual coal is collected and stored through the hopper 30. In this way, the residual coal in the hopper 30 can be transferred by the transfer vehicle at regular intervals, and the residual coal on the machine side operation table 210 can be removed in time, so that the machine side operation table 210 is kept clean.

In this embodiment, the hopper 30 has a holding cavity, and the holding cavity is a tapered cavity, that is, the holding cavity of the hopper 30 gradually converges from the bottom of the holding cavity at the feeding port, so that the remaining coal can enter the hopper 30 along the cavity wall of the holding cavity of the hopper 30, and the collection of the remaining coal can be facilitated. Of course, the tapered receiving cavity is only an example of the present application, and in other embodiments, one skilled in the art may set the receiving cavity to be square based on the storage capacity of the receiving cavity of the hopper 30.

In the present embodiment, the cleaning mechanism 10, the first conveying mechanism 20, and the hopper 30 are provided on the coke pusher 220, so that the cleaning mechanism 10 can collect the remaining coal on the machine-side operation table 210 by moving the coke pusher 220. It should be appreciated that the positions of the cleaning mechanism 10, the first conveyor mechanism 20, and the hopper 30 on the coke pusher 220 should avoid interference with the coal residue collection process. For example, the cleaning side of the cleaning structure should be exposed to the cart 220.

In summary, the present embodiment provides a residual coal collecting device, which includes a cleaning mechanism 10, a first conveying mechanism 20 and a hopper 30, wherein a feeding port of the first conveying mechanism 20 is connected to the cleaning mechanism 10, a discharging port of the first conveying mechanism 20 is connected to the hopper 30, the cleaning mechanism 10 is configured to collect residual coal on a machine-side console 210 of a coke oven 200 and convey the residual coal to the first conveying mechanism 20, and the first conveying mechanism 20 is configured to convey the residual coal into the hopper 30. In this way, in the process of collecting the residual coal, the cleaning and conveying of the residual coal on the machine side operating platform 210 of the coke oven 200 can be realized through the cleaning mechanism 10, so that the residual coal is conveyed to the feeding hole of the first conveying mechanism 20 through the cleaning mechanism 10; and then the residual coal is conveyed from the feeding hole of the first conveying mechanism 20 to the discharging hole of the first conveying mechanism 20 through the first conveying mechanism 20, and then is conveyed from the discharging hole of the first conveying mechanism 20 to the discharging hole. Therefore, the residual coal on the machine side operation platform 210 can be collected into the hopper 30 from the table top of the machine side operation platform 210, so that the residual coal on the machine side operation platform 210 can be cleaned, compared with the prior art that the residual coal scattered on the machine side operation platform 210 is cleaned in a manual mode, the mode of automatically cleaning and collecting the residual coal is simple in cleaning mode, labor intensity can be reduced, and cleaning efficiency is improved.

In order to avoid the harm of dust generated in the residual coal collecting process to human bodies, optionally, in this embodiment, the residual coal collecting device further includes a separator 40 and a centrifugal fan 50 connected to the separator 40, the separator 40 includes a first connection port 41 and a second connection port 42, the first connection port 41 is communicated with the cleaning mechanism 10, the second connection port 42 is communicated with the hopper 30, and the separator 40 is configured to suck powder generated by the cleaning mechanism 10 in the cleaning process into the separator 40 under the action of the centrifugal fan 50 and discharge the powder into the hopper 30 through the second connection port 42.

Wherein, the first connector 41 of separator 40 is connected with clearance mechanism 10, and like this, the negative pressure that accessible centrifugal fan 50 produced inhales the separator with the dust that produces when clearance mechanism 10 cleared up the surplus coal from first connector 41 to can effectively avoid the dust to fly upward everywhere and cause environmental pollution.

The second connector 42 of the separator 40 is communicated with the hopper 30, so that dust generated by the cleaning mechanism 10 when the residual coal is collected can be discharged into the hopper 30 through the second connector 42 after being deposited in the separator 40, and accordingly the dust is recycled.

In the present embodiment, a rotary sealing valve is optionally connected to the second connection port 42. In the actual use process, after dust generated by the cleaning mechanism 10 during collecting the residual coal is sucked into the separator 40 and is precipitated for a certain time, the residual coal in the separator 40 is controlled to be discharged into the hopper 30 by controlling the rotary sealing valve, so that the pollution of the dust to the environment can be further avoided.

Referring to fig. 3 and fig. 4, in the present embodiment, optionally, the cleaning mechanism 10 may include a base 11, a second conveying mechanism 12, and a chute 13, the second conveying mechanism 12 is connected in the base 11, the chute 13 is connected to the bottom of the base 11, a feeding port of the chute 13 is communicated with a discharging port of the second conveying mechanism 12, and a discharging port of the chute 13 is communicated with a feeding port of the first conveying mechanism 20.

The second conveying mechanism 12 is a device for cleaning the residual coal on the machine-side operating platform 210, the feed inlet of the chute 13 is connected with the discharge outlet of the second conveying mechanism 12, and the discharge outlet of the chute 13 is communicated with the first conveying mechanism 20. In this way, the residual coal collected by the second conveying mechanism 12 can enter the chute 13 from the discharge port of the second conveying mechanism 12 and enter the first conveying mechanism 20 through the chute 13, so that the residual coal is fed into the hopper 30.

The chute 13 is connected to the bottom of the frame 11 so that the transfer of the remaining coal is facilitated. Referring to fig. 4, in the embodiment, the chute 13 gradually converges from the feeding port and the discharging port of the chute 13, so that the residual coal can be conveniently transported in the chute 13, and the residual coal transporting efficiency is improved.

In addition, the base 11 is used for connecting the second conveying mechanism 12 and the carriage 13, wherein the bottom of the base 11 should have an opening for exposing the cleaning side of the second conveying mechanism 12.

In order to further improve the cleaning quality of the residual coal collecting device of the present application, optionally, in the present embodiment, the second conveying mechanism 12 includes a second conveyor 121 and a third conveyor 122, the third conveyor 122 is located between the second conveyor 121 and the hopper 30, and both the material conveying direction of the second conveyor 121 and the material conveying direction of the third conveyor 122 are perpendicular to the moving direction a of the residual coal collecting device.

In this way, in the actual use process, the residual coal on the collector-side operation table 210 can be collected by the second conveyor 121 first, and then the residual coal on the collector-side operation table 210 can be collected by the third conveyor 122 located between the second conveyor 121 and the hopper 30, so that the residual coal can be collected more completely and completely.

In addition, in the present embodiment, the material conveying direction of the second conveyor 121 and the material conveying direction of the third conveyor 122 are both perpendicular to the moving direction a of the residual coal collecting device, and the feeding port of the second conveyor 121 is located on the side of the second conveyor 121 far away from the third conveyor 122.

In order to facilitate the arrangement of the chute 13, optionally, the discharge port of the second conveyor 121 is located on one side of the second conveyor 121 close to the third conveyor 122, the discharge port of the third conveyor 122 is located on one side of the third conveyor 122 close to the second conveyor 121, and the feed port of the chute 13 is arranged between the second conveyor 121 and the third conveyor 122 and is respectively communicated with the discharge port of the second conveyor 121 and the discharge port of the third conveyor 122.

In this embodiment, the cleaning mechanism 10 further comprises a rotary brush head 60, and the rotary brush head 60 is disposed in the base 11 and located at the feeding port of the third conveyor 122. In this way, the rotating brush head 60 can sweep the remaining coal on the side console 210, thereby sweeping the remaining coal to the feed port of the third conveyor 122, so that the remaining coal enters from the feed port of the third conveyor 122 and is discharged from the discharge port of the third conveyor 122 to enter the chute 13.

It should be noted that in the present embodiment, when the cleaning mechanism 10 is provided with the rotary brush head 60, optionally, the feed inlet of the third conveyor 122 is provided on the side of the third conveyor 122 far from the second conveyor 121. When the cleaning mechanism 10 is not provided with the rotary brush head 60, the feed inlet of the third conveyor 122 is provided on the side of the third conveyor 122 close to the second conveyor 121. Thus, the combination of the second conveyor 121 and the third conveyor 122 may further improve the efficiency of cleaning the remaining coal.

Alternatively, in the present embodiment, the first conveyor mechanism 20, the second conveyor 121, and the third conveyor 122 are all screw conveyors.

In the present embodiment, the second conveyance mechanism 12 is connected to an elevating mechanism for driving the second conveyance mechanism 12 to approach the machine-side operation table 210 or to be away from the machine-side operation table 210. Like this, through the lift of control clearance mechanism 10, can avoid receiving the damage of material in-process when touchhing ground unevenness or foreign matter to clearance mechanism 10.

For example, in this embodiment, the lifting mechanism may include a swing link 71, a driving element 72, a first link 73, and a second link 74, where the swing link 71 is bent, a driving rod 721 of the driving element 72 is hinged to the first link 73, an end of the first link 73 away from the driving element 72 is hinged to the second link 74, an end of the second link 74 away from the first link 73 is hinged to the swing link 71, and an end of the swing link 71 away from the second link 74 is connected to the second conveying mechanism 12; the driving rod 721 is driven to move towards the moving direction a of the residual coal collecting device, and the hinged ends of the first connecting rod 73 and the second connecting rod 74 are abutted against the bent part of the swing link 71, so that the swing link 71 drives the second conveying mechanism 12 to move away from the machine side operating platform 210. The driving rod 721 is driven to move in the direction opposite to the moving direction a of the residual coal collecting device, and the hinged ends of the first connecting rod 73 and the second connecting rod 74 are separated from the bent portion of the swing link 71, so that the swing link 71 drives the second conveying mechanism 12 to gradually approach the machine side operating platform 210.

Thus, referring to fig. 3, during the normal sweeping and collecting process, the driving rod 721 of the driving member 72 is retracted, the first link 73 is hinged to the second link 74, the second link 74 is hinged to the swing link 71, and the cleaning mechanism 10 is in a descending state; when the cleaning mechanism 10 needs to be lifted, the driving rod 721 of the driving element 72 extends out, at this time, the first link 73 rotates to drive the second link 74 to rotate, and then the hinge joint of the first link 73 and the second link 74 abuts against one side of the swing link 71, so as to gradually lift the swing link 71 until the hinge joint of the first link 73 and the second link 74 abuts against the bent part of the swing link 71. Since the lifting state and the self-descending state of the self-cleaning mechanism 10 are the reverse processes of the above processes, and can be obtained by a person skilled in the art through simple reasoning from the above description of the processes, the details of the present application are not described herein again.

In this embodiment, the swing link 71, the first link 73 and the second link 74 each include two sets, as shown in fig. 3 or fig. 4.

In order to avoid the cleaning mechanism 10 falling down accidentally after being lifted up by the lifting mechanism, in this embodiment, the remaining coal collecting device is further provided with a suspension mechanism, which may be located above the driving member 72, and when the cleaning mechanism 10 is in a lifted state, the suspension mechanism is used for locking the swing rod 71 of the cleaning mechanism 10 to prevent the swing rod 71 from falling down. For example, the suspension mechanism may be a lock member, which may cooperate with the rocker 71 to lock or unlock the rocker 71.

In order to ensure that the rotary brush head 60 is in effective contact with the machine side console 210, so as to clean the residual coal on the machine side console 210 thoroughly, and to facilitate convenient replacement of the rotary brush head 60, in this embodiment, optionally, an adjusting rod 80 is connected in the machine base 11, the rotary brush head 60 is connected to the adjusting rod 80, and the adjusting rod 80 is used for adjusting the height of the rotary brush head 60 relative to the machine side console 210.

For example, the rotary brush head 60 can be slidably connected to the adjustment rod 80 through a connector (i.e., one end of the connector is connected to the rotary brush head 60 and the other end is slidably connected to the adjustment rod 80), and the height of the rotary brush head 60 relative to the machine-side console 210 can be adjusted by changing the position of the rotary brush head 60 on the adjustment rod 80. Of course, the rotating brush head 60 can also be screwed on the adjusting rod 80 through a connecting piece (i.e. the adjusting rod 80 is provided with an external thread, one end of the connecting piece is connected with the rotating brush head 60, and the other end is screwed on the adjusting rod 80). It should be understood that the sliding connection and the screw connection are only two examples given herein, and should not be construed as limiting the adjustment manner of the adjustment lever 80 in the present application, and in other embodiments, the height of the rotating brush head 60 can be adjusted by other adjustment manners by those skilled in the art, and the present application is not limited thereto.

The above description is only an alternative embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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.

It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.

Claims (10)

1. The residual coal collecting device is characterized by comprising a cleaning mechanism, a first conveying mechanism and a hopper, wherein a feed inlet of the first conveying mechanism is connected with the cleaning mechanism, a discharge outlet of the first conveying mechanism is connected with the hopper, the cleaning mechanism is used for collecting residual coal on a machine side operating platform of a coke oven and conveying the residual coal to the first conveying mechanism, and the first conveying mechanism is used for conveying the residual coal into the hopper.

2. The residual coal collecting device according to claim 1, further comprising a separator and a centrifugal fan connected to the separator, wherein the separator comprises a first connecting port and a second connecting port, the first connecting port is communicated with the cleaning mechanism, the second connecting port is communicated with the hopper, and the separator is used for sucking powder generated by the cleaning mechanism in the cleaning process into the separator under the action of the centrifugal fan and discharging the powder into the hopper through the second connecting port.

3. The residual coal collecting device according to claim 2, wherein a rotary sealing valve is connected to the second connection port.

4. The residual coal collecting device according to claim 1, wherein the cleaning mechanism includes a base, a second conveying mechanism, and a chute, the second conveying mechanism is connected in the base, the chute is connected to the bottom of the base, and a feed port of the chute is communicated with a discharge port of the second conveying mechanism and a discharge port of the chute is communicated with a feed port of the first conveying mechanism.

5. The residual coal collecting device according to claim 4, wherein the second conveying mechanism includes a second conveyor and a third conveyor, the third conveyor is located between the second conveyor and the hopper, and the material conveying direction of the second conveyor and the material conveying direction of the third conveyor are perpendicular to the moving direction of the residual coal collecting device.

6. The residual coal collecting device according to claim 5, wherein the discharge port of the second conveyor is located on a side of the second conveyor close to the third conveyor, the discharge port of the third conveyor is located on a side of the third conveyor close to the second conveyor, and the feed port of the chute is disposed between the second conveyor and the third conveyor and is respectively communicated with the discharge port of the second conveyor and the discharge port of the third conveyor.

7. The residual coal collecting device of claim 6, wherein the cleaning mechanism further comprises a rotating brush head, the rotating brush head is disposed in the base and located at the feed inlet of the third conveyor.

8. The residual coal collecting device according to claim 4, wherein a lifting mechanism is connected to the second conveying mechanism, and the lifting mechanism is used for driving the second conveying mechanism to approach or depart from the machine side operating platform.

9. The residual coal collecting device according to claim 8, wherein the lifting mechanism comprises a swing rod, a driving member, a first connecting rod and a second connecting rod, the swing rod is bent, a driving rod of the driving member is hinged to the first connecting rod, one end of the first connecting rod, which is far away from the driving member, is hinged to the second connecting rod, one end of the second connecting rod, which is far away from the first connecting rod, is hinged to the swing rod, and one end of the swing rod, which is far away from the second connecting rod, is connected to the second conveying mechanism; and the driving rod is driven to move towards the moving direction of the residual coal collecting device, and the hinged end of the first connecting rod and the hinged end of the second connecting rod are abutted against the bent part of the oscillating bar, so that the oscillating bar drives the second conveying mechanism to be far away from the machine side operating platform.

10. The residual coal collecting device of claim 7, wherein an adjusting rod is connected to the machine base, and the rotating brush head is connected to the adjusting rod for adjusting the height of the rotating brush head relative to the machine side operating platform.

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