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CN-117483346-B - Cleaning device and cleaning method for electrolyte lithium salt ball valve

CN117483346BCN 117483346 BCN117483346 BCN 117483346BCN-117483346-B

Abstract

The invention relates to a cleaning device of an electrolyte lithium salt ball valve and a control method thereof, comprising a V-shaped bracket, wherein a plurality of ball valves are arranged in series on the V-shaped bracket, each ball valve is provided with two ports, two adjacent ball valves are connected through respective ports, the plurality of ball valves connected in series form a serial part, the serial part is limited by a pull rod frame, the pull rod frame comprises a left clamping flange and a right clamping flange, the serial part is clamped by the left clamping flange and the right clamping flange through a pressing device to ensure the contact tightness between the ball valves, and cleaning water sequentially passes through the left clamping flange, the ball valves and the right clamping flange and finally cleans the ball valves. The invention can clean a plurality of ball valves simultaneously, improves the cleaning efficiency, reduces the cleaning cost, and avoids the problems of long cleaning time, large water waste and large sewage discharge.

Inventors

  • ZHANG WENBO
  • ZHENG GUANGRUI
  • GONG XILIANG
  • WANG ZHONGYANG
  • XU SHUAI

Assignees

  • 宁波格劳博智能工业有限公司

Dates

Publication Date
20260508
Application Date
20231115

Claims (7)

  1. 1. The cleaning device for the lithium salt ball valve of the electrolyte is characterized by comprising a V-shaped bracket (47), wherein a plurality of ball valves (12) are arranged in series on the V-shaped bracket (47), each ball valve (12) is provided with two ports, two adjacent ball valves (12) are connected through the respective ports, the plurality of ball valves (12) connected in series form a series part, and the series part is limited by a pull rod frame; The pull rod frame comprises a left clamping flange (13) and a right clamping flange (11), and the serial piece is clamped by the left clamping flange (13) and the right clamping flange (11) through the pressing device to ensure the contact tightness between the ball valves (12); the cleaning water sequentially passes through the left clamping flange (13), each ball valve (12) and the right clamping flange (11) and finally cleans each ball valve (12); The compressing device comprises a hydraulic cylinder and a force transmission pipeline (46), wherein the force transmission pipeline (46) is of a T-shaped structure, a first end part of the force transmission pipeline (46) is connected with a left clamping flange (13), a second end part of the force transmission pipeline is connected with a push block connecting plate (45), a third end part of the force transmission pipeline is provided with a pipeline flange (54), the first end part and the second end part are on the same straight line, the force transmission pipeline (46) between the pipeline flange (54) and the left clamping flange (13) is communicated with water, and the center line of the ball valve flange is overlapped with the center line of the left clamping flange (13), the right clamping flange (11), the hydraulic cylinder and the center line of the force transmission pipeline (46); The device further comprises a moving guide mechanism, wherein the moving guide mechanism comprises a vertical plate (50), a fixed plate (51), a guide block (52) and a sliding rod (53), the guide block (52) is provided with a through hole, the guide block (52) is fixed on the fixed plate (51) or/and the vertical plate (50), the sliding rod (53) is directly or indirectly connected with the force transmission pipeline (46), and when the force transmission pipeline (46) moves, the sliding rod (53) slides in the through hole of the guide block (52), and two ends of the sliding rod (53) are connected between the left clamping flange (13) and the push block connecting plate (45); The cleaning water is provided with a cleaning loop, namely a water tank, a first inlet and outlet pipe (16), a first hose (15), a pipeline flange (54), a force transmission pipeline (46), a left clamping flange (13), a plurality of ball valves (12) in series, a right clamping flange (11), a second inlet and outlet pipe (10) and a water tank; the cleaning water of the water tank flows through the water pump, and the forward or backward flushing of the ball valve (12) is realized by controlling the forward or backward flow of the cleaning water.
  2. 2. The cleaning device for the electrolyte lithium salt ball valve according to claim 1, wherein a water collecting tank (3) is arranged on a supporting frame (49) below the V-shaped bracket (47), the water collecting tank (3) is connected with the input end of a water collecting tank drain pipe (30), and the output end of the water collecting tank drain pipe (30) is communicated with a water tank.
  3. 3. The cleaning device for the lithium salt ball valve of the electrolyte is characterized in that a pull rod frame consists of a plurality of pull rods (41), a hydraulic cylinder fixing plate (42) and a pull rod fixing plate (40), two ends of the pull rods (41) are respectively connected with the hydraulic cylinder fixing plate (42) and the pull rod fixing plate (40), a force transmission pipeline (46) and a placing space of a plurality of ball valves (12) are formed between the pull rods (41), the hydraulic cylinders are arranged on one side of the hydraulic cylinder fixing plate (42), a hydraulic cylinder pushing block (44) is arranged on the other side of the hydraulic cylinder fixing plate (42) and can act on a pushing block connecting plate (45), and the pull rod fixing plate (40) is provided with a through hole for installing a second inlet pipe (10) so that the second inlet pipe (10) is communicated with the ball valves (12) at the other end.
  4. 4. The cleaning device for the lithium salt ball valve of the electrolyte according to claim 3, wherein a hydraulic cylinder fixing plate (42) at one end of the pull rod frame is fixed on the supporting frame (49), and the pull rod fixing plate (40) at the other end of the pull rod frame is free to move.
  5. 5. The cleaning device for the electrolyte lithium salt ball valve according to claim 4, further comprising a frame (1), wherein a plurality of sets of cleaning devices for the electrolyte lithium salt ball valves are arranged on the frame (1), and the cleaning devices for the electrolyte lithium salt ball valves are wrapped by an opening protection door (5).
  6. 6. A control method of the cleaning device of the electrolytic lithium salt ball valve according to any one of claims 1 to 5, comprising the steps of: step 1, placing ball valves in series on a ball valve standing V-shaped bracket (47) and arranging the ball valves in order; Step 2, after the ball valves reach a certain number and the compressing stroke of the hydraulic cylinder is judged to be met, a starting button is pressed, the hydraulic cylinder slowly compresses the ball valves (12), when the pressure set by a hydraulic system is reached, the hydraulic cylinder stops advancing and maintains at the pressure value, the contact tightness among the ball valves (12) is ensured, and water leakage during flushing is avoided; And step 3, cleaning water with certain flow and pressure of the cleaning loop is introduced, and the cleaning water is repeatedly washed forward and backward, so that the cyclic utilization of the washing water is realized, the utilization efficiency of water resources is improved, and the valve opening of each ball valve is adjusted in the repeated washing process, so that the cleaning water has a better washing effect on the residual materials in the gaps inside the ball valves.
  7. 7. The control method of the cleaning device for an electrolyte lithium salt ball valve according to claim 6, characterized by: In the step 3, a water collecting tank drain pipe (30) is provided with a flowmeter Q1, a first inlet pipe (16) is provided with a flowmeter Q2, a second inlet pipe (10) is provided with a flowmeter Q3, the numerical output ends of the three flowmeters are connected with a control unit, and the control unit makes the following judgment according to the output numerical values of the three flowmeters: If the Q1 in unit time is larger than the preset value Q4, the sealing performance among the plurality of ball valves (12), the left clamping flange (13) and the ball valve (12) at one end part or the ball valve (12) at the other end part and the pull rod fixing plate (40) is poor, and the sealing performance needs to be readjusted; If the washing water Q2> q1+q3 inputted per unit time, it indicates that the washing water is consumed, and when the difference of Q2- (q1+q3) is greater than the preset value Q5, it indicates that the water tank needs to be replenished with water.

Description

Cleaning device and cleaning method for electrolyte lithium salt ball valve Technical Field The invention relates to a cleaning device, in particular to a cleaning device and a cleaning method for an electrolyte lithium salt ball valve. Background The ball valve is mainly used for cutting off in a lithium hexafluorophosphate lithium salt conveying pipeline. The lithium hexafluorophosphate lithium salt of the electrolyte has the problems of difficult blanking, poor fluidity and agglomeration. However, the defect that the ball valve is inconvenient to clean generally exists in that powder slowly gathers in gaps inside the ball valve due to the fact that powder flows in the ball body for a long time in the working process of the ball valve, and when another material is replaced, residual powder in the ball valve needs to be cleaned up, so that mutual mixing is avoided. The ball valve is generally cleaned by integrally disassembling and disassembling parts, the sealing performance of the ball valve can be affected by frequent disassembly, and the whole process is also relatively wasteful of manpower and material resources, so that an automatic cleaning ball valve device is needed to solve the problems. Meanwhile, the method aims at improving labor productivity and reducing production cost, and avoids long cleaning time, large energy waste, large sewage discharge amount, large material consumption and low production efficiency. Disclosure of Invention The invention designs a cleaning device and a cleaning method for an electrolyte lithium salt ball valve, which solve the technical problem that powder is slowly accumulated in a ball valve gap for a long time and is inconvenient to clean. In order to solve the technical problems, the invention adopts the following scheme: A cleaning device for lithium salt ball valves of electrolyte comprises a V-shaped bracket, a plurality of ball valves are placed in series on the V-shaped bracket, each ball valve is provided with two ports, two adjacent ball valves are connected through the respective ports, the plurality of ball valves connected in series form a series part, the series part is limited by a pull rod frame, the pull rod frame comprises a left clamping flange and a right clamping flange, the series part is clamped by the left clamping flange and the right clamping flange through a pressing device to ensure contact tightness between the ball valves, and cleaning water sequentially passes through the left clamping flange, the ball valves and the right clamping flange and finally cleans the ball valves. The pressing device comprises a hydraulic cylinder and a force transmission pipeline, wherein the force transmission pipeline is of a T-shaped structure, a first end part of the force transmission pipeline is connected with a left clamping flange, a second end part of the force transmission pipeline is connected with a push block connecting plate, a third end part of the force transmission pipeline is provided with a pipeline flange, the first end part and the second end part are in a straight line, water is transmitted to the force transmission pipeline between the pipeline flange and the left clamping flange, the center line of the ball valve flange is overlapped with the center lines of the left clamping flange, the right clamping flange, the hydraulic cylinder and the force transmission pipeline, and the hydraulic cylinder acts on the push block connecting plate so that the force transmission pipeline moves linearly, and the left clamping flange and the ball valve at one end part form a pressure sealing surface. Preferably, the device further comprises a moving guide mechanism, wherein the moving guide mechanism comprises a vertical plate, a fixed plate, a guide block and a sliding rod, the guide block is provided with a through hole, the guide block is fixed on the fixed plate or/and the vertical plate, the sliding rod is directly or indirectly connected with the force transmission pipeline, and when the force transmission pipeline moves, the sliding rod slides in the through hole of the guide block. Preferably, both ends of the sliding rod are connected between the left clamping flange and the push block connecting plate. Preferably, the cleaning water has a cleaning loop, namely a water tank, a first inlet pipe, a first hose, a pipeline flange, a force transmission pipeline, a left clamping flange, a plurality of ball valves connected in series, a right clamping flange, a second inlet pipe and a water tank; the cleaning water of the water tank flows through the water pump, and the forward or reverse flushing of the ball valve is realized by controlling the forward or reverse flow of the cleaning water. Preferably, a water collecting tank is arranged on the support frame below the V-shaped bracket, the water collecting tank is connected with the input end of a water collecting tank drain pipe, and the output end of the water collecting tank drain pipe is commun