CN213032402U - Stirring tank overflow recovery system - Google Patents
Stirring tank overflow recovery system Download PDFInfo
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- CN213032402U CN213032402U CN202021598021.5U CN202021598021U CN213032402U CN 213032402 U CN213032402 U CN 213032402U CN 202021598021 U CN202021598021 U CN 202021598021U CN 213032402 U CN213032402 U CN 213032402U
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Abstract
The utility model discloses an agitator tank overflow recovery system. The system comprises a stirring tank, an overflow buffer pool, an overflow pipeline, a recovery pipeline and a slurry pump positioned in the overflow buffer pool, wherein one end of the overflow pipeline is connected with the stirring tank, and the other end of the overflow pipeline extends into the overflow buffer pool; one end of the recovery pipeline is connected with the slurry pump, and the other end of the recovery pipeline is connected with the stirring tank. The utility model discloses an overflow of interference slurry body is retrieved in the agitator tank, and secondary treatment carries out the condition of arranging outward again after the overflow slurry body that has thoroughly solved the agitator tank need get into the accident pond, has both avoided the waste of material, has practiced thrift a large amount of personnel costs again, reduces workman intensity of labour.
Description
Technical Field
The utility model relates to a mine fills ground paste stirring technical field, especially relates to a stirred tank overflow recovery system.
Background
At present, the stirring of mine filling slurry is an important link of filling preparation, when the feeding amount of a vertical stirring tank is larger than the discharging amount or only feeding but not discharging, after slurry in the vertical stirring tank exceeds the highest liquid level line, the interference slurry can directly overflow from an overflow port at the edge of the top of the stirring tank and be released into an accident pool of a filling station, after the slurry is deposited in the accident pool, the slurry is manually cleaned or washed by high pressure water and then is pumped for discharge treatment, the labor intensity is high, and meanwhile, the material waste is also caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stirred tank overflow recovery system to solve the problem that the unable overflow of interference slurry was retrieved among the prior art stirred tank.
The above purpose is realized by the following technical scheme:
according to an aspect of the utility model, the utility model provides a pair of stirred tank overflow recovery system, include: the slurry pump device comprises a stirring tank, an overflow buffer pool, an overflow pipeline, a recovery pipeline and a slurry pump positioned in the overflow buffer pool, wherein one end of the overflow pipeline is connected with the stirring tank, and the other end of the overflow pipeline extends into the overflow buffer pool; one end of the recovery pipeline is connected with the slurry pump, and the other end of the recovery pipeline is connected with the stirring tank.
Further, the slurry pump is a submersible slurry pump controlled by variable frequency.
Further, the stirring tank is a vertical stirring tank; the bottom of the overflow buffer tank is lower than the bottom of the stirring tank.
Preferably, the system further comprises: the device comprises a first liquid level detection device and a second liquid level detection device, wherein the first liquid level detection device is arranged on a stirring tank and is used for detecting the liquid level of slurry in the stirring tank; and the second liquid level detection device is arranged on the overflow buffer pool and is used for detecting the liquid level of the slurry in the overflow buffer pool.
Further, the first liquid level detection device and the second liquid level detection device may be liquid level sensors, level meters, and the like.
Preferably, the stirring tank is connected with a feeding pipeline and a discharging pipeline, and flow control devices are installed on the feeding pipeline and the discharging pipeline. And the recovery pipeline is provided with a flow control device.
Preferably, the overflow buffer pool is connected with a discharge pipeline, the tail end of the discharge pipeline is connected to the discharge pipeline of the stirring tank, and a flow control device is installed on the discharge pipeline.
Further, the flow controller includes a flow meter, a flow regulating valve, and the like. The flow control device may also be a flow sensor.
Furthermore, an emptying valve is arranged on the emptying pipeline.
Preferably, the suction inlet of the slurry pump is also provided with a stirring device, and the stirring device and the blades of the slurry pump are coaxially arranged. The utility model discloses in, agitating unit's setting can stir sedimentary slurry in the overflow buffer pool automatically, and the sediment thick liquid pump of being convenient for inhales, can prevent effectively to block up. Preferably, the slurry pump is a variable-frequency control submersible slurry pump.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses stirred tank overflow recovery system, the overflow buffer pool that the setting passes through the overflow pipeline with the stirred tank links to each other sets up the return line between overflow buffer pool and stirred tank, and set up the sediment stuff pump in overflow buffer pool, the overflow of interference slurry body is retrieved in the stirred tank has been realized, the interference slurry body that has thoroughly solved the stirred tank needs to get into the accident pond, secondary treatment carries out the condition of arranging outward again (cleaning work is heavy), the waste of material has both been avoided, a large amount of personnel cost has been practiced thrift again, reduce workman intensity of labour.
Additionally, the utility model discloses the liquid level line that liquid level detection device and the flow control device cooperation of many places can be guaranteed in the stirred tank is in normal condition, has guaranteed the normal function of system. The utility model discloses sediment thick liquid pump suction entrance agitating unit's setting can stir sedimentary slurry automatically, and the sediment thick liquid pump of being convenient for inhales, prevents to block up.
Drawings
Fig. 1 is a schematic structural diagram of the overflow recycling system of the stirring tank of the present invention.
In fig. 1, 1 stirring tank, 2 overflow pipe, 3 overflow buffer pool, 4 slurry pump, 5 recovery pipe, 6 feed pipe, 7 discharge pipe, 11 overflow port, 12 recovery port, 13 first liquid level detection device, 14 feed inlet, 15 discharge port, 31 second liquid level detection device, 32 emptying valve, 33 emptying pipe, 100 highest stirring liquid level line, 200 normal stirring liquid level line, 300 discharge liquid level line, 400 pump stop liquid level line.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention:
fig. 1 schematically shows the structure of the stirred tank overflow recovery system in the embodiment of the present invention. As shown in fig. 1, the utility model provides a pair of stirred tank overflow recovery system, include: the device comprises a stirring tank 1, an overflow pipeline 2, an overflow buffer pool 3, a slurry pump 4 positioned in the overflow buffer pool 3 and a recovery pipeline 5. One end of the overflow pipeline 2 is connected with the stirring tank 1, and the other end of the overflow pipeline extends into the overflow buffer tank 3; one end of the recovery pipeline 5 is connected with the slurry pump 4, and the other end is connected with the stirring tank 1. Slurry in the stirring tank 1 of the stirring tank overflow recovery system can flow to an overflow buffer pool 3 through an overflow pipeline 2, and when a slurry pump 4 is opened, the slurry in the overflow buffer pool 3 can be recovered to the stirring tank 1 through a recovery pipeline 5, so that overflow recovery of interference slurry in the stirring tank 1 is realized, waste of materials can be avoided, and personnel cost is saved.
As shown in fig. 1, an overflow port 11 is provided above one side of the stirring tank 1, an overflow pipe 2 is led out from the overflow port 11, and the lower part of the overflow pipe 2 extends into the overflow buffer tank 3. Preferably, in the utility model discloses in stirred tank 1 can be vertical stirred tank 1, and overflow buffer pool 3 sets up in the position department that is less than stirred tank 1 to in the interference slurry flows into overflow buffer pool 3. The top of the stirring tank 1 is provided with a recovery port 12 connected with a recovery pipeline 5. The top of the stirring tank 1 is also provided with a feeding hole 14 connected with the feeding pipeline 6. The bottom of the stirring tank 1 is provided with a discharge opening 15 connected with the discharge pipeline 7.
The bottom of overflow buffer pool 3 is provided with evacuation pipeline 33, the end of evacuation pipeline 33 is connected to the row's of stirred tank 1 material pipeline 7. More preferably, the bottom of the overflow buffer tank 3 is lower than the bottom of the agitation tank 1, so that the slurry therein is discharged into the discharge pipe 7 through the emptying pipe 33 and then mixed into the agitated slurry. Preferably, the emptying pipe 33 is further provided with an emptying valve 32 for opening or closing the discharge of the slurry in the overflow buffer tank 3.
The slurry pump 4 is positioned in the overflow buffer pool 3 and comprises a suction inlet and an outlet, and the outlet is connected with the recovery pipeline 5. The suction inlet of the slurry pump 4 is provided with a stirring device coaxial with blades of the slurry pump 4, the stirring device can automatically stir the slurry deposited in the overflow buffer pool 3, the slurry pump 4 is convenient to suck, and blockage can be effectively prevented. Preferably, the slurry pump 4 is a variable-frequency controlled submersible slurry pump 4.
In an alternative embodiment, in order to better detect the liquid level of the slurry and ensure the normal operation of the system, the system further comprises a liquid level detection device. Specifically, a first liquid level detection device 13 is arranged on the stirring tank 1 and used for detecting the liquid level of the slurry in the stirring tank 1; and a second liquid level detection device 31 is arranged on the overflow buffer tank 3 and used for detecting the liquid level of the slurry in the overflow buffer tank 3. It should be noted that "upper" in "above the agitation vessel 1" and "above the overflow buffer tank 3" merely indicates that the connection relationship is not limited to a specific position. For example, the first liquid level detection device 13 may be installed above the agitation tank 1 shown in fig. 1, or may extend into the agitation tank 1; the second liquid level detection unit 31 may be installed above the overflow buffer 3 shown in fig. 1, or may extend into the agitation tank 1. Preferably, the first liquid level detection device 13 and the second liquid level detection device 31 may be liquid level sensors or level meters, etc.
In an alternative embodiment, in order to facilitate control of the flow of the slurry/slurry in each conduit and to ensure proper operation of the system, the system further comprises a flow control device. Specifically, flow control devices are installed on the feeding pipe 6 above the agitation tank 1 and the discharging pipe 7 below the agitation tank 1 to adjust the flow rates of the feeding pipe 6 and the discharging pipe 7, thereby achieving the purpose of controlling the flow rate of the slurry in the agitation tank 1. Install flow control device on recovery pipeline 5 to in the recovery process, control the slurry liquid level in stirred tank 1 with the flow control device cooperation on feed pipe 6 and the row material pipeline 7, guarantee that the slurry is located normal stirring liquid level line 200 department. And a flow control device is arranged on the emptying pipeline 33 below the overflow buffer tank 3 to control the slurry in the overflow buffer tank 3 to slowly and uniformly flow into the emptying pipeline 33. Further, the flow control device may be a flow sensor. Or the flow control means may comprise a flow meter, a flow regulating valve, etc.
The following describes the control method of the stirred tank overflow recycling system in detail with reference to fig. 1:
in the process of installing the system: the highest stirring liquid level line 100 and the normal stirring liquid level line 200 of the slurry in the stirring tank 1 are preset according to the connecting position of the overflow pipeline 2 and the stirring tank 1. Wherein, the highest stirring liquid level line 100 is located at the lower edge of the overflow port 11, the normal stirring liquid level line 200 can be preset by integrating the size of the stirring tank 1, and the normal stirring liquid level line 200 is located at the upper middle part of the stirring tank 1 under normal conditions.
And presetting a discharge liquid level line 300 and a pump stopping liquid level line 400 in the overflow buffer tank 3 according to the position of the slurry pump 4 in the overflow buffer tank 3. Further, a discharge liquid level line 300 and a pump stopping liquid level line 400 in the overflow buffer tank 3 are preset according to the height of the suction inlet of the slurry pump 4. The discharge liquid level line 300 and the pump stopping liquid level line 400 are the basis for opening and closing the slurry pump 4.
In the stirring production process: detecting the liquid level of the slurry in the stirring tank 1 through a first liquid level detection device 13, and when the slurry in the stirring tank 1 exceeds the highest stirring liquid level line 100, allowing the interference slurry in the stirring tank 1 to flow into an overflow buffer pool 3 from an overflow port 11 through an overflow pipeline 2; meanwhile, the flow rates of the slurry in the feeding pipeline 6 and the discharging pipeline 7 are adjusted through flow control devices on the feeding pipeline 6 and the discharging pipeline 7, so that the liquid level of the slurry in the stirring tank 1 is controlled, and the slurry is maintained at the normal stirring liquid level line 200. Specifically, by decreasing the flow rate of the feed conduit 6, the flow rate of the discharge conduit 7 is increased so that the liquid level falls below the highest agitation level line 100, being maintained near the normal agitation level line 200.
Detect the liquid level of the slurry in the overflow buffer pool 3 through second liquid level detection device 31, when the slurry of overflow buffer pool 3 reaches row material liquid level line 300, start slurry pump 4, agitating unit rotates, stirs the slurry of deposit in overflow buffer pool 3, and the slurry is retrieved through recovery orifice 12 from the export of slurry pump 4 through recovery pipeline 5 and is carried to stirred tank 1 in, realizes the recovery of overflow slurry.
And in the recovery process, the flow of the slurry in the recovery pipeline 5, the feeding pipeline 6 and the discharging pipeline 7 is adjusted according to the detected liquid level of the slurry in the stirring tank 1 and the detected liquid level of the slurry in the overflow buffer tank 3. That is, the feeding amount, the flow rate of the recycling pipeline 5 and the discharging amount of the stirring tank 1 are adjusted in a mutually matched manner, so that the liquid level in the stirring tank 1 is maintained near the normal stirring liquid level line 200, and secondary overflow is prevented.
When the second liquid level detection device 31 detects that the liquid level of the slurry in the overflow buffer pool 3 is reduced to the pump stop liquid level line 400, the slurry pump 4 stops working, the emptying valve 32 is opened, the flow of the slurry in the emptying pipeline 33 is adjusted through the flow control device on the emptying pipeline 33, and a small amount of the slurry below the pump stop liquid level line 400 in the overflow buffer pool 3 uniformly and slowly flows into the discharge pipeline 7 and is mixed into the stirred slurry.
It should be noted that, in the stirring production process, the liquid level detection is performed in real time, and the sequence of the above paragraphs is not a limitation on the order of the steps.
The utility model discloses agitator tank overflow recovery system and control method's above-mentioned preferred embodiment has realized that the overflow of interference slurry is retrieved in the vertical agitator tank, and the overflow slurry of thoroughly having solved the vertical agitator tank need get into the accident pond, and secondary treatment carries out the condition of arranging outward again, has both avoided the waste of material, has practiced thrift a large amount of personnel costs again, reduces workman intensity of labour.
Claims (7)
1. An agitator tank overflow recovery system, comprising: a stirring tank, an overflow buffer pool, an overflow pipeline, a recovery pipeline, a first liquid level detection device, a second liquid level detection device and a slurry pump positioned in the overflow buffer pool, wherein,
the stirring tank is a vertical stirring tank, and the bottom of the overflow buffer tank is lower than the bottom of the stirring tank;
one end of the overflow pipeline is connected with the stirring tank, and the other end of the overflow pipeline extends into the overflow buffer tank;
one end of the recovery pipeline is connected with the slurry pump, and the other end of the recovery pipeline is connected with the stirring tank;
the first liquid level detection device is arranged on the stirring tank and used for detecting the liquid level of the slurry in the stirring tank;
and the second liquid level detection device is arranged on the overflow buffer pool and is used for detecting the liquid level of the slurry in the overflow buffer pool.
2. The stirred tank overflow recovery system of claim 1, wherein the first and second level detection devices are level sensors or level gauges.
3. The stirred tank overflow recovery system of claim 1, wherein the slurry pump is a variable frequency controlled submersible slurry pump.
4. The stirred tank overflow recovery system of claim 1,
the stirring tank is connected with a feeding pipeline and a discharging pipeline, and flow control devices are arranged on the feeding pipeline and the discharging pipeline;
the recovery pipeline is provided with a flow control device;
the overflow buffer pool is connected with an emptying pipeline, the tail end of the emptying pipeline is connected to a discharging pipeline of the stirring tank, and a flow control device is installed on the emptying pipeline.
5. The stirred tank overflow recovery system of claim 4, wherein an evacuation valve is further provided on the evacuation conduit.
6. The stirred tank overflow recovery system of claim 4, wherein the flow control device is a flow sensor.
7. The stirred tank overflow recovery system of any one of claims 1-6, wherein a stirring device is further arranged at the suction inlet of the slurry pump, and the stirring device is arranged coaxially with the blades of the slurry pump.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021598021.5U CN213032402U (en) | 2020-08-04 | 2020-08-04 | Stirring tank overflow recovery system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021598021.5U CN213032402U (en) | 2020-08-04 | 2020-08-04 | Stirring tank overflow recovery system |
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| CN213032402U true CN213032402U (en) | 2021-04-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957262A (en) * | 2020-08-04 | 2020-11-20 | 中冶北方（大连）工程技术有限公司 | Stirring tank overflow recovery system and control method thereof |
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- 2020-08-04 CN CN202021598021.5U patent/CN213032402U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957262A (en) * | 2020-08-04 | 2020-11-20 | 中冶北方（大连）工程技术有限公司 | Stirring tank overflow recovery system and control method thereof |
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