CN213761620U - Mine filling powder mixing system - Google Patents

Mine filling powder mixing system Download PDF

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Publication number
CN213761620U
CN213761620U CN202022659858.2U CN202022659858U CN213761620U CN 213761620 U CN213761620 U CN 213761620U CN 202022659858 U CN202022659858 U CN 202022659858U CN 213761620 U CN213761620 U CN 213761620U
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China
Prior art keywords
bin
mixing system
raw material
finished product
powder mixing
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Active
Application number
CN202022659858.2U
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Chinese (zh)
Inventor
齐兆军
寇云鹏
桑来发
荆晓东
朱庚杰
郭加仁
杨纪光
宋泽普
王玉亮
李广波
贾海波
王增加
栾黎明
盛宇航
吴再海
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Shandong Gold Mining Technology Co ltd Filling Engineering Laboratory Branch
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Shandong Gold Mining Technology Co ltd Filling Engineering Laboratory Branch
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Priority to CN202022659858.2U priority Critical patent/CN213761620U/en
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Abstract

The utility model relates to a powder hybrid system, the compounding is filled to mainly used mine fine grit level tailings. Including band conveyer and a plurality of be used for splendid attire different raw materials powder and the open raw materials storehouse in upper end, its characterized in that: the lower end of the raw material bin is connected with a metering hopper through a discharging pipe, a discharging port at the lower end of the metering hopper is positioned right above the belt conveyor, a gate valve is installed on the discharging pipe, and a raw material bin vibrator and a material level meter are installed on the side wall of the raw material bin respectively. The mixing uniformity and the quality of finished products are improved by improving the mixing mode; the automatic metering of each raw material component is realized, and the metering accuracy and the metering operation standard degree are improved.

Description

Mine filling powder mixing system
Technical Field
The utility model relates to a powder hybrid system, the compounding is filled to mainly used mine fine grit level tailings.
Background
Mine fine-grained tailings serving as a cementing material are key products of cemented filling, the cementing material with good performance can ensure that the filling body strength required by production can be obtained under the condition of low ash mixing amount, and the quality of the cementing material directly determines the production cost of filling mining. The accuracy of the mixing proportion and the mixing uniformity of the solid powder for filling the mine are key factors of the quality of the cementing material.
The traditional solid powder mixing system generally adopts manual metering and stirring mixing, and has the following defects: firstly, the mixing uniformity of all powder components is poor, and the quality of the mixture is difficult to meet the requirement; secondly, the automation degree is low, and the measurement specification degree is not enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a mine filling powder mixing system, which improves the mixing uniformity and the finished product quality by improving the mixing mode; the automatic metering of each raw material component is realized, and the metering accuracy and the metering operation standard degree are improved.
In order to achieve the above object, the present invention provides the following technical solutions:
mine fills powder hybrid system is used for holding different raw materials powder and the open raw materials storehouse in upper end, its characterized in that including band conveyer and a plurality of: the lower end of the raw material bin is connected with a metering hopper through a discharging pipe, a discharging port at the lower end of the metering hopper is positioned right above the belt conveyor, a gate valve is installed on the discharging pipe, and a raw material bin vibrator and a material level meter are respectively installed on the side wall of the raw material bin; the mixing system also comprises a mixer consisting of a mixer outer cylinder and a mixer inner cylinder, wherein a shaft screw is arranged in the mixer inner cylinder, and the mixer inner cylinder and the shaft screw form a tubular screw conveyer; the lower end of the inner cylinder of the mixer is connected with a rotating hopper with an outer port positioned right below the discharging end of the belt conveyor; the lower end of the outer cylinder of the mixing machine is connected with a bucket elevator through a discharging pipe, and the discharging pipe at the upper end of the bucket elevator is connected with a finished product bin.
Preferably, the bin wall of the raw material bin comprises double-layer steel plates, and a soft interlayer is arranged between the double-layer steel plates.
Preferably, the bin wall of the finished product bin comprises double-layer steel plates, and a soft interlayer is arranged between the double-layer steel plates.
Preferably, the upper end of the bucket elevator is provided with an elevator dust remover.
Preferably, the upper end of the finished product bin is provided with a bin top dust remover.
Preferably, the lower port of the finished product bin is connected with a flexible connecting pipe through a discharge pipe.
Preferably, the finished product bin rapper is mounted on the side wall of the finished product bin.
Preferably, the device further comprises a control device; and a weight sensor communicated with the control device is arranged on the discharging pipe.
The utility model has the advantages as follows:
firstly, all the raw materials are brought to the upper port of the inner cylinder of the mixer by a tubular screw conveyer and are thrown in an umbrella shape. All the raw materials are primarily mixed in the tubular screw conveyer and fall between the inner cylinder and the outer cylinder to realize secondary mixing. The powder mixing uniformity is higher, the batching proportion is more accurate, and the product quality is more guaranteed. And secondly, the whole processes of feeding, batching and discharging are automatically completed, the production efficiency is high, the labor cost is low, and the operation is more standard. And thirdly, the powder conveying channel is completely closed, and a dust remover is arranged, so that the air pollution can be effectively avoided.
Drawings
Fig. 1 is a schematic diagram illustrating the structure and operation principle of the system according to the present invention.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
As fig. 1, the utility model discloses an embodiment includes belt conveyor 1 and a plurality of and is used for holding the former feed bin 8 of different raw materials powder, and the uncovered raw materials powder that is used for receiving raw materials lifting machine 9 and sends in former feed bin 8 upper end is connected with weighing hopper 2 through blowing pipe 3, and the discharge gate of weighing hopper 2 lower extreme is located belt conveyor 1 directly over. And a gate valve 5 is arranged on the discharging pipe 3. The side wall of the raw material bin 8 is respectively provided with a raw material bin vibrator 6 and a material level meter 7. And a weight sensor 4 is arranged on the discharging pipe 3.
The bulkhead of raw materials storehouse 8 includes double-deck steel sheet, has soft interlayer between the double-deck steel sheet to guarantee that the raw materials is in thermal-insulated, dampproofing, heat retaining environment. Use slide valve 5 control unloading volume, have the characteristics of closing in the twinkling of an eye and opening, weighing hopper 2 is airtight structure, adopts static measurement, and every circulation each raw materials storehouse unloading gets into the weighing hopper, and the central control system is fed back to weight sensor weighing result in real time, and the accurate blowing in each raw materials storehouse is guaranteed to slide valve 5 lock material in the twinkling of an eye after the accumulation unloading reaches the settlement weight.
The embodiment of the utility model discloses a still include the machine that mixes that comprises mixing machine urceolus 20 and mixing machine inner tube 21, it has axle spiral 22 to install in the mixing machine inner tube 21, mixes machine inner tube 21 and has axle spiral 22 to constitute tubular screw conveyer. The screw shaft with the shaft screw 22 is connected with a motor through a speed reducer, and the speed reducer and the motor are arranged at the upper end of the outer cylinder 20 of the mixer. Mix quick-witted inner tube 21 lower extreme and be connected with and change hopper 19, this outer port that changes hopper 19 is located 1 discharge end of band conveyer under and is used for receiving the raw materials and transports the raw materials to mixing quick-witted inner tube 21, the raw materials warp tubular screw conveyer takes to mix quick-witted inner tube 21 upper end mouth and be the umbelliform and shed. All the raw materials are primarily mixed in the tubular screw conveyer and fall between the inner cylinder and the outer cylinder to realize secondary mixing. The lower end of the mixer outer cylinder 20 is connected with a bucket elevator 12 through a discharging pipe, the discharging pipe at the upper end of the bucket elevator 12 is connected with a finished product bin 14, and an elevator dust remover 11 is further mounted at the upper end of the bucket elevator 12. The mixed powder material is transferred to a finished product bin 14 by a bucket elevator 12.
The lower port of the finished product bin 14 is connected with a flexible coupling pipe 17 through an outlet pipe 16, and the flexible coupling pipe 17 is used for connecting with a charging port of a transport vehicle 18. The side wall of the finished product bin 14 is provided with a finished product bin rapper 15, and the upper end of the finished product bin 14 is provided with a bin top dust remover 13.
Embodiments of the present invention further include a control device 10. The weight sensor is in communication connection with the control device 10. The control device 10 performs normal operation of the remote control hybrid system by a control program and a control surface.

Claims (8)

1. Mine fills powder hybrid system, including band conveyer (1) and a plurality of be used for holding different raw materials powder and open raw materials storehouse (8) in upper end, its characterized in that: the lower end of the raw material bin (8) is connected with a metering hopper (2) through a discharging pipe (3), a discharging port at the lower end of the metering hopper (2) is positioned right above a belt conveyor (1), a gate valve (5) is installed on the discharging pipe (3), and a raw material bin vibrator (6) and a material level meter (7) are respectively installed on the side wall of the raw material bin (8); the mixing system also comprises a mixer consisting of a mixer outer cylinder (20) and a mixer inner cylinder (21), wherein a shaft screw (22) is arranged in the mixer inner cylinder (21), and the mixer inner cylinder (21) and the shaft screw (22) form a tubular screw conveyer; the lower end of the mixer inner cylinder (21) is connected with a transfer hopper (19) with an outer port positioned right below the discharge end of the belt conveyor (1); the lower end of the outer cylinder (20) of the mixer is connected with a bucket elevator (12) through a discharging pipe, and the discharging pipe at the upper end of the bucket elevator (12) is connected with a finished product bin (14).
2. The mine filling powder mixing system of claim 1, wherein: the bin wall of the raw material bin (8) comprises double-layer steel plates, and a soft interlayer is arranged between the double-layer steel plates.
3. The mine filling powder mixing system of claim 1, wherein: the bin wall of the finished product bin (14) comprises double-layer steel plates, and a soft interlayer is arranged between the double-layer steel plates.
4. The mine filling powder mixing system of claim 1, wherein: the upper end of the bucket elevator (12) is provided with an elevator dust remover (11).
5. The mine filling powder mixing system of claim 1, wherein: the upper end of the finished product bin (14) is provided with a bin top dust remover (13).
6. The mine filling powder mixing system of claim 1, wherein: the lower port of the finished product bin (14) is connected with a soft connecting pipe (17) through a discharge pipe (16).
7. The mine filling powder mixing system of claim 1, wherein: the side wall of the finished product bin (14) is provided with a finished product bin vibrator (15).
8. The mine filling powder mixing system of any one of claims 1 to 7, wherein: further comprising a control device (10); and a weight sensor (4) communicated with the control device (10) is arranged on the discharging pipe (3).
CN202022659858.2U 2020-11-17 2020-11-17 Mine filling powder mixing system Active CN213761620U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022659858.2U CN213761620U (en) 2020-11-17 2020-11-17 Mine filling powder mixing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022659858.2U CN213761620U (en) 2020-11-17 2020-11-17 Mine filling powder mixing system

Publications (1)

Publication Number Publication Date
CN213761620U true CN213761620U (en) 2021-07-23

Family

ID=76917202

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022659858.2U Active CN213761620U (en) 2020-11-17 2020-11-17 Mine filling powder mixing system

Country Status (1)

Country Link
CN (1) CN213761620U (en)

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