CN210619399U

CN210619399U - Cleaning box and cleaning system

Info

Publication number: CN210619399U
Application number: CN201920735998.8U
Authority: CN
Inventors: 赵炎; 周祥; 杜胜利; 张立军; 江辉
Original assignee: China Shenhua Energy Co Ltd; Shenhua Huanghua Port Co Ltd
Current assignee: Guoneng Huanghua Port Co ltd; China Shenhua Energy Co Ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-05-26
Anticipated expiration: 2029-05-17

Abstract

The utility model relates to a conveyer belt clearance and sewage treatment technical field disclose a clean case and cleaning system. The cleaning box comprises a main water tank (1), an auxiliary water tank (2), a cleaner and a sewage pump (3), wherein the cleaner is used for cleaning a return conveyer belt and collecting sewage in the main water tank, the sewage pump is arranged in the auxiliary water tank, and the main water tank and the auxiliary water tank are communicated with each other. The cleaning box in this scheme cleans the return stroke conveyer belt through the sweeper and collects the filth that will clean down in main basin, and the dredge pump that will be responsible for the blow off water sets up in the side water tank, no longer need stop the conveyer during maintenance dredge pump, need stop for a long time the conveyer when having solved the maintenance and seriously influence work efficiency's problem.

Description

Cleaning box and cleaning system

Technical Field

The utility model relates to a belt clearance and sewage recovery technical field specifically relate to a clean case and cleaning system.

Background

Especially, the return stroke conveyer belt area coal is more serious behind the transfer point among the conveyer belt operation process, need clean the blowdown, and the current dredge pump sets up in the cleaning box of return stroke area below more, need drag out the cleaning box during the maintenance, to the comparatively narrow and small space in space, because can't drag out the cleaning box completely, the maintenance is comparatively complicated, need to stop the conveyer for a long time, present harbour is busy, it is great to work efficiency influence to stop the conveyer, consequently this problem of urgent need solution.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the problem that the dredge pump trouble that prior art exists needs to stop the conveyer and carry out the maintenance and the dredge pump starts to cause the problem that the low reaches conveyer belt contains coal sewage to appear under the coal current circumstances of conveyer belt top, provides a clean case and clean case system, the utility model discloses can be used for the narrow and small space in workplace, dredge pump trouble maintenance need not stop the conveyer, and easy maintenance has improved work efficiency.

In order to achieve the above object, an aspect of the present invention provides a cleaning box, the cleaning box includes a main water tank, an auxiliary water tank, a cleaner for cleaning a return conveyer belt and collecting dirt in the main water tank and a sewage pump arranged in the auxiliary water tank, the main water tank and the auxiliary water tank are communicated with each other.

Furthermore, the main water tank and the auxiliary water tank are both of a tank type structure with an open top, and the cleaning box comprises an upper cover plate which can detachably cover the top of the auxiliary water tank.

Furthermore, a flow guide device used for collecting the cleaned dirt to the sewage pump is arranged in the main water tank.

Further, the main water tank includes a first wall adjacent to the subsidiary water tank and a second wall disposed opposite to the first wall, the first wall has an opening communicating with the subsidiary water tank, and the flow guide device includes a flow guide surface extending obliquely upward from the opening to the second wall.

Further, the opening is located at the bottom of the first wall.

Further, the cleaning box comprises a flushing device for flushing the flow guide device and the return conveying belt.

Furthermore, the flushing device comprises a flushing pipe, a water spraying hole is formed in the flushing pipe, the flushing pipe is fixed above the flow guide surface in parallel, and the axis of the flushing device is perpendicular to the intersection line of the bottom surfaces of the main water tank and the auxiliary water tank.

Furthermore, the cleaning box comprises a drain pipe, the sewage pump comprises a first outlet and a second outlet, and the first outlet and the second outlet are respectively connected with the flushing pipe and the drain pipe.

Furthermore, the cleaning box comprises a limit switch arranged in the auxiliary water tank and used for monitoring the sewage level, and the limit switch is electrically connected with the sewage pump.

The utility model discloses the second aspect provides a cleaning system, cleaning system includes above cleaning box and material flow monitoring control device, material flow monitoring control device is including the monitoring unit and the control of monitoring material flow the control unit of dredge pump action.

Through above-mentioned technical scheme, through placing main basin under the conveyer belt and collect the filth, the dredge pump sets up in the side water tank that cleans the case, need not drag out in the time of the maintenance and clean the case again, makes the maintenance become very convenient, need not stop the conveyer then normally to maintain, need stop the conveyer for a long time when having solved the maintenance and seriously influence work efficiency's problem.

Drawings

Fig. 1 is a schematic structural view of a cleaning tank according to an embodiment of the present invention;

fig. 2 is a flow chart of the start and stop of the dredge pump of the purge bin of fig. 1.

Description of the reference numerals

1. A main water tank; 2. a secondary water tank; 3. a sewage pump; 4. a flow guide device; 41. a flow guide surface; 5. a flushing device; 51. a water spray hole; 6. a sewage discharge pipe.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the present invention, it is to be understood that the terms "away", "toward", "up", "down", "front", "back", "left", "right", and the like indicate orientations or positional relationships corresponding to orientations or positional relationships actually used; "inner and outer" refer to the inner and outer relative to the profile of the components themselves; this is for convenience in describing the invention and for simplicity in description, and is not intended to indicate that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

An aspect of the utility model provides a clean case, clean the case and include main basin 1, vice basin 2, be used for cleaning the return conveyer belt and collect the filth sweeper in the main basin 1 with set up in dredge pump 3 in the vice basin 2, main basin 1 with vice basin 2 communicates each other.

The cleaning box in this scheme cleans the return stroke conveyer belt through the sweeper and collects the filth that will clean down in main basin 1, and the dredge pump 3 that will be fragile responsible for the blowdown sets up in vice basin 2, like this, no longer need stop the conveyer when maintaining dredge pump 3, need stop the conveyer for a long time and seriously influence work efficiency's problem when having solved the maintenance.

Preferably, the main water tank 1 and the auxiliary water tank 2 are both configured as a tank structure with an open top, and the cleaning box includes an upper cover plate that detachably covers the top of the auxiliary water tank 2. Wherein, the top of the auxiliary water tank 2 is provided with an upper cover plate which is mainly used for protecting a sewage pump 3 and other equipment in the auxiliary water tank 2. The volume of the subsidiary water tank 2 may be set to be smaller than that of the main water tank 1. The main water tank 1 is of a groove-shaped structure with an open top, and is mainly convenient for collecting dirt cleaned from the conveying belt. When collecting the dirt cleaned on the conveyer belt, the main water tank 1 is arranged right below the conveyer belt, and the auxiliary water tank 2 faces to the side of the pedestrian. Therefore, when in maintenance, the cleaning box does not need to be dragged out, and the upper cover plate of the auxiliary water tank 2 can be directly opened to work. In addition, the upper cover plate of the auxiliary water tank 2 may be horizontally pushed, or may be horizontally rotated to be opened or may be opened in another manner convenient to open.

And a flow guide device 4 for collecting the cleaned dirt to the sewage pump 3 is arranged in the main water tank 1.

Preferably, the main water tank 1 includes a first wall adjacent to the subsidiary water tank 2 and a second wall opposite to the first wall, the first wall having an opening communicating with the subsidiary water tank 2, and the guide means 4 includes a guide surface 41 extending obliquely upward from the opening to the second wall. The guiding device 4 may be configured as a plate placed obliquely, the guiding surface 41 is an upper surface of the plate, a first end of the plate may be connected to the first wall of the main tank 1, a second end of the plate is connected to the second wall of the main tank 1, and a slope from high to low is formed from the second end to the first end of the plate to facilitate the flow of dirt, so as to facilitate the collection of dirt.

The flow guide surface 41 may be a smooth planar structure, which is beneficial to reducing the resistance of the flowing dirt. The dirt flows down from the guide surface 41 and flows into the sub-tank 2 through an opening in which the first wall of the main tank 1 communicates with the sub-tank 2.

Preferably, the opening is located at the bottom of the first wall. In this way, it is avoided that dirt is deposited at the bottom of the main tank 1 due to the opening being too high.

Further, the cleaning box comprises a flushing device 5 for flushing the flow guide device 4 and the return conveyer belt. The flushing device 5 can further clean the surface of the conveyor belt by means of water from the sewage pump 3 and at the same time also flush the cleaning tank to prevent dirt from sticking to the inner wall of the cleaning tank.

The flushing device 5 may take various suitable forms, such as a nozzle, a spout, etc. Preferably, the flushing device 5 comprises a flushing pipe, a water spraying hole 51 is formed on the flushing pipe, the flushing pipe is fixed above the flow guide surface 41 in parallel, and the axis of the flushing device 5 is perpendicular to the intersection line of the bottom surfaces of the main water tank 1 and the auxiliary water tank 2.

The axis of the flushing device 5 is perpendicular to the intersection line of the bottom surfaces of the main water tank 1 and the auxiliary water tank 2, and generally, the connecting line direction of the main water tank 1 and the auxiliary water tank 2 is perpendicular to the extending direction of the conveying belt, so that the flushing device 5 is placed to clean the conveying belt to the maximum extent by water flow sprayed from the flushing device 5 along with the movement of the conveying belt, and the cleaning efficiency is improved.

Preferably, the cleaning box comprises a sewage discharge pipe 6, the sewage pump 3 comprises a first outlet and a second outlet, and the first outlet and the second outlet are respectively connected with the flushing pipe and the sewage discharge pipe 6. The sewage pump 3 divides the sewage into two paths through the first outlet and the second outlet, one path is used for flushing the conveying belt and cleaning the inner wall of the box through the flushing device 5 and then flows back to the cleaning box, so that the water resource is fully utilized, the effect of saving the resource is achieved, and the other path of sewage is discharged into a designated place through the sewage discharge pipe 6. In the embodiment, the conveying materials of the conveying belt are coal, the sewage in the sewage discharge pipe 6 is coal-containing sewage, and the coal-containing sewage is discharged into the coal on the working surface of the conveying belt through the sewage recovery water pipe communicated with the sewage discharge pipe 6 to be recovered, so that the conveying belt is simple and environment-friendly, and meanwhile, the function of reducing dust is achieved.

Preferably, the cleaning tank comprises a limit switch arranged in the auxiliary water tank 2 and used for monitoring the sewage level, and the limit switch is electrically connected with the sewage pump 3. Therefore, when the sewage level exceeds the limit, the limit switch acts to trigger the sewage pump 3 to start to discharge the sewage, and the aim of automatic sewage discharge is fulfilled.

Wherein, limit switch sets up in vice basin 2, also for easy maintenance, directly opens the upper cover plate of vice basin 2 during the maintenance and can operate.

In the present embodiment, the following situations may occur during the sewage disposal process, the first situation: when the sewage pump 3 is started, the coal-containing sewage from the sewage discharge pipe 6 is discharged into the working surface of the conveying belt through the sewage recovery water pipe, but the working surface of the conveying belt has no coal, so that the coal-containing sewage is conveyed to the downstream conveying belt, and the coal-containing sewage is splashed on the downstream conveying belt. In the second case: the conveyor is about to stop running, but at the moment, the amount of sewage in the cleaning box is insufficient, and the limit switch cannot be triggered to act, so that the possibility that the sewage is still stored in the cleaning box after the conveyor stops working exists.

In view of the above situation, the second aspect of the present invention provides a cleaning system, which comprises the above cleaning box and material flow monitoring and controlling device, wherein the material flow monitoring and controlling device comprises a monitoring unit for monitoring material flow and a control unit for controlling the action of the sewage pump 3.

In the embodiment, as shown in fig. 2, on the premise that the conveyor is running, when the monitoring unit monitors that the material flow on the conveyor belt exceeds 3000T/H, for example, if the sewage level in the cleaning tank exceeds the limit, the limit switch is actuated, and the sewage pump 3 starts to execute the self-flushing and sewage discharging procedure; when the monitoring unit monitors that the material flow on the conveyer belt is lower than 3000T/H for example and the time is as long as 180S, the coal flow interruption is considered to begin to appear above the conveyer belt at the moment, in order to avoid that sewage is still stored after the conveyer stops working in the cleaning box, the sewage pump 3 automatically starts to operate for 60S, for example, a self-flushing and sewage discharging program is executed, the sewage in the cleaning box is emptied, in the 60S in which the sewage pump 3 operates, the coal flow interruption area of the conveyer belt does not operate to the position of the cleaning box yet, and the coal-containing sewage is ensured to be discharged to the coal-containing working surface of the conveyer belt without falling into the coal-free working surface of the conveyer belt, so that the coal-containing sewage is conveyed to.

The cleaning box in this scheme cleans the return stroke conveyer belt through the sweeper and collects the filth that will clean down in main basin 1, and the dredge pump 3 that will be responsible for sewage discharge no longer need stop the conveyer when maintaining dredge pump 3 in vice basin 2, has solved the problem that need stop for a long time the conveyer and seriously influence work efficiency when maintaining.

The material flow monitoring control device in this scheme transmits material monitoring information to the control unit through the monitoring unit, and the control unit controls opening and closing of dredge pump 3 according to the monitoring signal that the monitoring unit transmitted, has avoided that dredge pump 3 starts to cause the unrestrained and the conveyer of conveyer belt coal-containing sewage to appear in the low reaches conveyer belt and has cleaned the condition emergence that the incasement probably has stored sewage after the conveyer stops the operation under the no coal condition of conveyer belt working surface.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. The technical scheme of the utility model in the technical conception scope, can be right carry out multiple simple variant. Including the combination of the specific features in any suitable manner, for example, the positions of the secondary and primary troughs may be varied according to the actual workplace conditions, and the primary and secondary troughs may be arranged in a straight line or may have an included angle. The shape of the flushing pipe can be selected according to the requirement, and a rectangular pipe or a circular pipe can be selected. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims

1. The cleaning box is characterized by comprising a main water tank (1), an auxiliary water tank (2), a cleaner for cleaning a return conveyer belt and collecting dirt in the main water tank (1), and a sewage pump (3) arranged in the auxiliary water tank (2), wherein the main water tank (1) and the auxiliary water tank (2) are communicated with each other.

2. The cleaning tank as claimed in claim 1, wherein the main tank (1) and the sub tank (2) are each provided in a tank type structure opened at the top, and the cleaning tank includes an upper cover plate detachably covering the top of the sub tank (2).

3. The cleaning tank as claimed in claim 1, characterized in that a flow guide device (4) for collecting the cleaned dirt at the sewage pump (3) is provided in the main tank (1).

4. A sweeping box according to claim 3, characterized in that said main tank (1) comprises a first wall contiguous to said subsidiary tank (2) and a second wall disposed opposite to said first wall, said first wall having an opening communicating with said subsidiary tank (2), said deflector (4) comprising a deflector surface (41) extending obliquely upward from said opening to said second wall.

5. The cleaning tank as claimed in claim 4, characterized in that the opening is located at the bottom of the first wall.

6. A cleaning tank according to claim 3, characterized in that the cleaning tank comprises flushing means (5) for flushing the deflector means (4) and the return conveyor.

7. The cleaning tank as claimed in claim 6, characterized in that the flushing device (5) comprises a flushing pipe, on which water spray holes (51) are made, which is fixed in parallel above the deflector surface (41), the axis of the flushing device (5) being perpendicular to the intersection of the bottom surfaces of the main tank (1) and the auxiliary tank (2).

8. A cleaning tank according to claim 7, characterized in that the cleaning tank comprises a sewage pipe (6), the sewage pump (3) comprises a first outlet and a second outlet, which are connected to the flushing pipe and the sewage pipe (6), respectively.

9. The cleaning tank as claimed in claim 1, characterized in that it comprises a limit switch for monitoring the sewage level provided in the sub-tank (2), said limit switch being electrically connected to the sewage pump (3).

10. A sweeping system comprising a sweeping tank according to any one of claims 1 to 9 and a material flow monitoring and controlling device including a monitoring unit for monitoring material flow and a control unit for controlling the operation of the dredge pump (3).