CN211885511U - Liquid level control device for dichloromethane condensate layering tank - Google Patents
Liquid level control device for dichloromethane condensate layering tank Download PDFInfo
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- CN211885511U CN211885511U CN201922086534.1U CN201922086534U CN211885511U CN 211885511 U CN211885511 U CN 211885511U CN 201922086534 U CN201922086534 U CN 201922086534U CN 211885511 U CN211885511 U CN 211885511U
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- liquid level
- layering
- solvent
- condensate
- floating ball
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- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 title claims abstract description 205
- 239000007788 liquid Substances 0.000 title claims abstract description 141
- 239000002904 solvent Substances 0.000 claims abstract description 100
- 239000002351 wastewater Substances 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 238000005192 partition Methods 0.000 claims description 11
- 235000014676 Phragmites communis Nutrition 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 210000005056 cell body Anatomy 0.000 abstract description 7
- 238000000926 separation method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 238000013517 stratification Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000009429 electrical wiring Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The application discloses dichloromethane condensate layering groove liquid level control device, including the cell body, the inlet, a separation plate, counter weight floater level sensor, the liquid outlet, the solvent pump, the baffle sets up and divide into buffer chamber and layering cavity with the cell body in the cell body inside, the inlet sets up in buffer chamber, counter weight floater level sensor sets up at layering cavity top, the liquid outlet sets up in layering cavity bottom, the overflow mouth sets up on layering cavity inside wall upper portion, the solvent pump is connected with the liquid outlet through the pipeline, counter weight floater level sensor includes low output switch of liquid level and the high output switch of liquid level, the solvent pump relay includes relay coil and relay first contact, relay first contact is parallelly connected with the high output switch of liquid level, the low output switch of liquid level establishes ties with relay coil. The utility model discloses control dichloromethane solvent layer liquid level that condensate layering groove liquid level control device can be accurate, the solvent can be high-purity automatic discharge, reduces operating personnel intensity of labour.
Description
Technical Field
The utility model relates to a layering groove liquid level control field, in particular to dichloromethane condensate layering groove liquid level automatic control device.
Background
At present, dichloromethane waste gas is generated in the production of the lithium ion battery diaphragm industry, after the waste gas is treated by recovery equipment of an activated carbon fiber filter element, the generated mixed solution of dichloromethane solvent and water is naturally separated into two parts, namely an upper water layer and a lower dichloromethane solvent layer, under the layering action of gravity, at present, no equipment is used for completing automatic separation and drainage of wastewater and dichloromethane solvent, drainage operation and liquid level control need to be carried out manually by means of a visual method, and dichloromethane solvent overflows to a wastewater storage tank, so that dichloromethane solvent is wasted; the wastewater enters a solvent recovery storage tank, so that the purity of the recovered dichloromethane is not up to standard, the storage tank is polluted, the labor intensity of operators is high, and the labor cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a dichloromethane condensate layering groove liquid level control device is provided, it can be according to the liquid level of interface between water layer and the dichloromethane solvent layer, the start-up and the stop of control solvent pump to the liquid level height of accurate control dichloromethane solvent layer interface, dichloromethane solvent after the layering can high-purity automatic discharge, realizes the high-efficient autosegregation of waste water and dichloromethane solvent, reduces personnel intensity of labour.
The utility model discloses a solve above-mentioned technical problem through following technical scheme: the utility model provides a dichloromethane condensate layering groove liquid level control device, includes the layering groove, its characterized in that: the device comprises a partition plate, a tank body, a liquid inlet, a buffer cavity, a layering cavity, a balance weight floating ball liquid level sensor, a balance weight floating ball, an overflow port, a wastewater storage tank, a liquid outlet, a solvent pump, a solvent storage tank, a water layer and a dichloromethane solvent layer, a solvent pump relay, a power supply and a control panel, wherein the partition plate is arranged in the tank body and divides the tank body into the buffer cavity and the layering cavity; the counter weight floater level sensor is connected with one end of a solvent pump relay, one end of the solvent pump relay is connected with the solvent pump, the solvent pump relay is connected with one end of a power supply, one end of the power supply is connected with a control panel, and the control panel is connected with the solvent pump relay to form a loop.
The counter weight floater level sensor includes liquid level high output switch and liquid level low output switch, liquid level high output switch be normally open switch, liquid level low output switch normally closed switch, solvent pump relay includes relay coil and relay first contact, liquid level high output switch is parallelly connected with relay first contact, liquid level low output switch and relay coil establish ties.
Preferably, the counterweight floating ball liquid level sensor is provided with a counterweight floating ball.
Preferably, a magnetic ring is arranged in the counterweight floating ball.
Preferably, the counterweight floating ball liquid level sensor is in a shape of a long tube, and the counterweight floating ball can slide up and down on the long tube.
Preferably, the liquid level high output switch and the liquid level low output switch in the counterweight floating ball liquid level sensor are composed of reed pipes.
Preferably, the power supply provides rectified alternating current.
Preferably, the dichloromethane condensate consists of water and dichloromethane solvent.
Preferably, the dichloromethane solvent is insoluble or slightly soluble in water, and the density of the dichloromethane solvent is greater than that of water.
Preferably, the baffle is arranged at one side close to the liquid inlet.
Preferably, the baffle is connected with the bottom of the tank body, and gaps exist between the baffle and two side walls of the tank body, and the gap distance is 5 mm.
Preferably, the partition plate is made of stainless steel, and the thickness of the partition plate is greater than or equal to 5 mm.
The utility model discloses an actively advance the effect and lie in: the utility model relates to a dichloromethane condensate layering groove liquid level control device can be accurate the liquid level of interface between control water layer and the dichloromethane solvent layer, ensures that the dichloromethane solvent after the layering can the high-purity automatic discharge, and the waste water after the layering can be followed the overflow mouth and spilled over naturally, and waste water and dichloromethane solvent can realize the effective separation of high-purity, improve equipment's stability, reduce personnel's intensity of labour, reduce the cost of labor.
Drawings
Fig. 1 is an overall structure diagram of the present invention.
Fig. 2 the utility model discloses a counter weight floater level sensor structure schematic diagram.
Fig. 3 is a schematic diagram of the relay circuit of the solvent pump of the present invention.
Fig. 4 is a schematic diagram of the electrical wiring of the main circuit of the present invention.
Fig. 5 shows the electrical wiring schematic of the control circuit of the present invention.
The device comprises a partition plate 1, a tank body 2, a liquid inlet 3, a buffer chamber 4, a layering chamber 5, a floating ball liquid level sensor 6, a floating ball 601, a floating ball counterweight 7, an overflow port 8, a wastewater storage tank 8, a liquid inlet 9, a solvent pump 10, a dichloromethane solvent storage tank 11, an interface between a water layer 12 and a dichloromethane solvent layer 13, a solvent pump relay 14, a power supply 15, a control panel 15, a liquid level low output switch SA1, a liquid level high output switch SA2, a relay coil K13 and a relay first contact K13_ 1.
Detailed Description
The following provides a preferred embodiment of the present invention with reference to the accompanying drawings to explain the technical solutions of the present invention in detail.
As shown in fig. 1 to 5, the utility model relates to a dichloromethane condensate layering groove liquid level control device, including the layering groove, its characterized in that: a clapboard 1, a groove body 2, a liquid inlet 3, a buffer chamber 4, a layering chamber 5, a counterweight floating ball liquid level sensor 6, a counterweight floating ball 601, an overflow port 7, a waste water storage tank 8, a liquid outlet 9, a solvent pump 10, a dichloromethane solvent storage tank 11, an interface 12 between a water layer and a dichloromethane solvent layer, a solvent pump relay 13, a power supply 14 and a control panel 15, the tank body 2 is internally provided with a baffle plate 1 which divides the tank body 2 into a buffer chamber 4 and a layered chamber 5, the top of the buffer chamber 4 is provided with a liquid inlet 3, the top of the layering chamber 5 is provided with a counterweight floating ball liquid level sensor 6, the right side of the layering chamber 5 is provided with an overflow port 7, and is connected with a waste water storage tank 8) through a pipeline, a liquid outlet 9 is arranged at the bottom of the layering chamber 5, one end of the liquid outlet 9 is connected with a solvent pump 10, and the other end of the solvent pump 10 is connected with a dichloromethane solvent storage tank 11; the counter weight floating ball liquid level sensor 6 is connected with one end of a solvent pump relay 13, one end of the solvent pump relay 13 is connected with a solvent pump 10, the solvent pump relay 13 and one end of the solvent pump relay are connected with one end of a power supply 14, one end of the power supply 14 is connected with a control panel 15, and the control panel 15 is connected with the solvent pump relay 13 to form a loop.
The counter weight floater level sensor 6 comprises a liquid level high output switch SA2, a liquid level low output switch SA1 and a counter weight floater 601, the liquid level high output switch SA2 is a normally open switch, the liquid level low output switch SA1 is a normally closed switch, the solvent pump relay 13 comprises a relay coil K13 and a relay first contact K13-1, the liquid level high output switch SA2 is connected with the relay first contact K10-1 in parallel, and the liquid level low output switch SA1 is connected with the relay coil K10 in series.
Counter weight floater level sensor 6 passes through flange and installs in layering cavity 5 top, and counter weight floater level sensor 6 is equipped with counter weight floater 601, and the floater is through weight counter weight after, the density of floater is less than the density of solvent, is greater than the density of water simultaneously, and according to Archimedes 'buoyancy principle, counter weight floater 601 arranges principle such as liquid volume equals that the floater floats on interface 12 between dichloromethane solvent layer and the water layer, can real-time detection dichloromethane solvent layer's liquid level height.
The counterweight floating ball 601 is internally provided with a magnetic ring, so that the counterweight floating ball 601 floating on the boundary 12 can attract or disconnect the reed pipe when the boundary 12 is at the terminal position of a liquid level high output switch SA2 and the output switch position of a liquid level low SA 1.
The counterweight floating ball liquid level sensor 6 is in a long and thin tube shape, the diameter of the middle ring of the counterweight floating ball 601 is larger than that of the long and thin tube, and the counterweight floating ball 601 can slide up and down on the long and thin tube without friction interference.
The liquid level high output switch SA2 and the liquid level low output switch SA1 in the counterweight floating ball liquid level sensor 6 are composed of reed pipes, so that when the liquid level is at a high liquid level position or a low liquid level position, the floating ball magnetic ring attracts or disconnects the reed pipes according to the action of magnetic force, a methylene dichloride solvent layer interface liquid level position signal is changed into an electric signal, and the actual position of the liquid level is displayed through a display instrument.
The power supply 14 provides rectified ac current, which ensures stable operation of the device.
The dichloromethane condensate consists of water and a dichloromethane solvent, the dichloromethane solvent is insoluble or slightly soluble in water, and the density of the dichloromethane solvent is greater than that of water, so that after the dichloromethane condensate is subjected to layering treatment, the wastewater is on the upper layer, and the dichloromethane solvent is on the lower layer, thereby facilitating the separation and collection of the dichloromethane solvent and the wastewater.
The partition 1 is arranged on said side close to the inlet 3, which leaves more space for the stratification of the condensate.
The baffle 1 is made of stainless steel, has strong corrosion resistance, long service life and thickness more than or equal to 5mm, and has enough mechanical strength and impact resistance.
The utility model has the following working principle that the methylene dichloride condensate layering groove liquid level control device is used for automatic liquid drainage of methylene dichloride solvent, reads liquid level data through the counterweight floating ball liquid level sensor, controls and feeds back the control panel and the solvent pump through the solvent pump relay, and then drains liquid from the liquid outlet, thereby being convenient and fast, saving labor cost and ensuring that the liquid level is not problematic. Solvent pump start and stop for discharge and stop discharge. The solvent pump relay performs contact switching according to a feedback signal of the counterweight floating ball sensor, and when an interface reaches a terminal position of a high liquid level output switch SA1, the solvent pump relay connects the solvent pump with a power supply, namely solvent drainage at a liquid outlet is performed; when the interface reaches the position of the SA2 terminal of the liquid level low output switch, the solvent pump relay disconnects the solvent pump from the power supply, the solvent pump stops, namely the liquid outlet stops discharging liquid, the interface liquid level is always kept at the interval position between the SA1 terminal of the liquid level high output switch and the SA2 terminal of the liquid level low output switch, so that the liquid level height of the dichloromethane interface can be accurately controlled, and the problems that waste water is mixed into and pollutes a dichloromethane solvent storage tank and dichloromethane solvent enters the waste water storage tank to cause waste are avoided. The liquid inlet is used for feeding the condensate liquid of the layering tank. The baffle falls into two parts of buffering cavity and layering cavity with the layering groove, and the baffle is connected with the cell body bottom, and there is the gap simultaneously baffle and cell body lateral wall, and gap interval 5mm can cushion the flow of condensate, prevents to mix the layering of stewing of condensate, simultaneously, guarantees the liquid level parallel and level of buffering cavity and layering cavity, for layering cavity fluid infusion. The overflow mouth is used for when waste water liquid level height equals or is greater than overflow mouth position height, and waste water overflows naturally and gets into the waste water storage tank and store, can realize the effective collection of waste water like this. The solvent pump relay is used for receiving a liquid level position electric signal output by the counterweight floating ball liquid level sensor, feeding an enabling signal back to the solvent pump, controlling the start and stop of the solvent pump, and realizing the liquid discharge and stop liquid discharge functions of the liquid outlet. The power supply is used for supplying power to the solvent pump relay, the control panel and the like, so that the stability of the equipment can be improved. The control panel is used for operating and controlling the solvent pump to discharge liquid, so that manual intervention can be realized. The counter weight floater level sensor is used for reading high and low liquid levels, changes the position signals of the high and low liquid levels into electric signals, outputs the electric signals to the solvent pump relay, and triggers the start and stop of the solvent pump through the contact of the solvent pump relay, so that the methylene dichloride solvent interface liquid level can be accurately controlled. The liquid level high output switch is used for being closed when the interface liquid level is at a high liquid level, so that the device can discharge liquid at the high liquid level. The liquid level low output switch is used for switching off when the liquid level of the interface is at a low liquid level, so that the device stops discharging liquid at the low liquid level. The relay coil is used for the feedback of electric current, can guarantee the normal operating of device like this, and relay first contact is used for putting through when having electric current, realizes the switch of device.
To sum up, the utility model relates to a dichloromethane condensate layering groove liquid level control device can realize the effective separation of waste water and dichloromethane solvent, and layering inslot dichloromethane solvent layer liquid level can obtain accurate control, and improve equipment's stability reduces personnel's intensity of labour, reduces the cost of labor.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (12)
1. The utility model provides a dichloromethane condensate layering groove liquid level control device, includes the layering groove, its characterized in that: the device comprises a partition plate (1), a tank body (2), a liquid inlet (3), a buffer chamber (4), a layering chamber (5), a balance weight floating ball liquid level sensor (6), a balance weight floating ball (601), an overflow port (7), a wastewater storage tank (8), a liquid outlet (9), a solvent pump (10), a dichloromethane solvent storage tank (11), an interface (12) between a water layer and a dichloromethane solvent layer, a solvent pump relay (13), a power supply (14) and a control panel (15), wherein the tank body (2) is internally provided with the partition plate (1) to divide the tank body (2) into the buffer chamber (4) and the layering chamber (5), the top of the buffer chamber (4) is provided with the liquid inlet (3), the top of the layering chamber (5) is provided with the balance weight floating ball liquid level sensor (6), the right side of the layering chamber (5) is provided with the overflow port (7) and is connected, a liquid outlet (9) is formed in the bottom of the layering chamber (5), one end of the liquid outlet (9) is connected with a solvent pump (10), and the other end of the solvent pump (10) is connected with a dichloromethane solvent storage tank (11); the counter weight floating ball liquid level sensor (6) is connected with one end of a solvent pump relay (13), one end of the solvent pump relay (13) is connected with a solvent pump (10), the solvent pump relay (13) is connected with one end of a power supply (14), one end of the power supply (14) is connected with a control panel (15), and the control panel (15) is connected with the solvent pump relay (13) to form a loop.
2. The methylene dichloride condensate layering tank liquid level control device as claimed in claim 1, wherein the weighted floating ball liquid level sensor (6) comprises a liquid level high output switch SA2, a liquid level low output switch SA1 and a weighted floating ball (601), the liquid level high output switch SA2 is a normally open switch, the liquid level low output switch SA1 is a normally closed switch, the solvent pump relay (13) comprises a relay coil K13 and a relay first contact K13-1, the liquid level high output switch SA2 is connected with the relay first contact K10-1 in parallel, and the liquid level low output switch SA1 is connected with the relay coil K10 in series.
3. The methylene dichloride condensate layering tank liquid level control device as claimed in claim 1, wherein the weighted floating ball liquid level sensor (6) is provided with a weighted floating ball (601).
4. The dichloromethane condensate layering tank liquid level control device as claimed in claim 3, characterized in that a magnetic ring is arranged in the counterweight floating ball (601).
5. The methylene dichloride condensate layering tank liquid level control device as claimed in claim 1, wherein the weighted floating ball liquid level sensor (6) is in a shape of an elongated tube, and the weighted floating ball (601) can slide up and down on the elongated tube.
6. The methylene dichloride condensate layering tank liquid level control device as claimed in claim 1, wherein the liquid level high output switch SA2 and the liquid level low output switch SA1 in the weighted floating ball liquid level sensor (6) are composed of reed pipes.
7. The methylene chloride condensate stratified tank level control apparatus as claimed in claim 1 wherein said power source (14) provides rectified ac current.
8. The apparatus for controlling the level of a methylene chloride condensate layering tank of claim 1 wherein the methylene chloride condensate is comprised of water and methylene chloride solvent.
9. The apparatus for controlling the liquid level in a methylene chloride condensate layering tank of claim 8, wherein the methylene chloride solvent is insoluble or slightly soluble in water, and the methylene chloride solvent has a density greater than that of water.
10. The methylene chloride condensate stratifying tank level control device according to claim 1, wherein said baffle (1) is disposed on a side adjacent to said inlet port (3).
11. The dichloromethane condensate layering tank liquid level control device as claimed in claim 1, wherein the partition plate (1) is connected with the bottom of the tank body (2), gaps exist between the partition plate (1) and two side walls of the tank body (2), and the gap distance is 5 mm.
12. The methylene chloride condensate layering tank liquid level control device as claimed in claim 1, wherein the partition plate (1) is made of stainless steel and has a thickness of 5mm or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922086534.1U CN211885511U (en) | 2019-11-28 | 2019-11-28 | Liquid level control device for dichloromethane condensate layering tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922086534.1U CN211885511U (en) | 2019-11-28 | 2019-11-28 | Liquid level control device for dichloromethane condensate layering tank |
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| CN211885511U true CN211885511U (en) | 2020-11-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111013196A (en) * | 2019-11-28 | 2020-04-17 | 中材锂膜有限公司 | Liquid level control device for dichloromethane condensate layering tank |
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- 2019-11-28 CN CN201922086534.1U patent/CN211885511U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111013196A (en) * | 2019-11-28 | 2020-04-17 | 中材锂膜有限公司 | Liquid level control device for dichloromethane condensate layering tank |
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