CN105257600A - Emergency mechanical-sealing-water adding device and method for paste thickener underflow pump - Google Patents
Emergency mechanical-sealing-water adding device and method for paste thickener underflow pump Download PDFInfo
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- CN105257600A CN105257600A CN201510732413.3A CN201510732413A CN105257600A CN 105257600 A CN105257600 A CN 105257600A CN 201510732413 A CN201510732413 A CN 201510732413A CN 105257600 A CN105257600 A CN 105257600A
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- water shutoff
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- sealing
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Abstract
The invention provides an emergency mechanical-sealing-water adding device for a paste thickener underflow pump and belongs to the technical field of mineral engineering. The device comprises a water storage device, a water inflow solenoid valve, a mechanical-sealing-water adding solenoid valve, a manual waste water draining valve, a mechanical-sealing-water booster pump, a pressure meter, a controller, a water delivery pipe and an observation and exhaust hole. The water inflow solenoid valve, the observation and exhaust hole, the mechanical-sealing-water adding solenoid valve and the manual waste water draining valve are arranged on the water storage device. Mechanical sealing water is added into a mechanical seal of the underflow pump after being boosted by the mechanical-sealing-water booster pump, and the mechanical sealing water is drained and then delivered into the water storage device through the water delivery pipe for circulation use. The pressure meter monitors mechanical sealing water pressure, and the water pressure is controlled by controlling the water inflow solenoid valve and the mechanical-sealing-water booster pump through the controller. The emergency mechanical-sealing-water adding device is simple and reliable in structure, convenient to move and capable of achieving the purpose of mechanical sealing water adding of the paste thickener underflow pump in the emergency state effectively, and continuous normal operation of the underflow pump and a paste thickener is guaranteed.
Description
Technical field
The present invention relates to mineral engineering field, refer to that the water shutoff of a kind of Paste thickener underflow pump machine is met an urgent need adding set especially.
Background technique
Paste thickener underflow pump is the circulation of lotion underflow and the key equipment of conveying, if underflow pump breaks down, certainly will affect the normal operation of Paste thickener.Underflow pump uses mechanical sealing usually, and pass into pure water wherein and ensure sealing effect, this water is called mechanical seal water.Mechanical seal water is used to cool and the heat that produces in running up of lubricating machine envelope dynamic and static ring, plays simultaneously and produce water membrane between dynamic and static ring, play lubrication and prevent dry friction.
In produced on-site process; usual use overflow water or tap water are as the mechanical seal water of lotion underflow pump; because the water quality of overflow water or tap water, water pressure fluctuations are larger; often there will be cut off the water, shale is excessive and cause underflow pump mechanical seal water effectively to add in water, the problems such as machine's sealing.Therefore a kind of can meeting an urgent need adding set and method in the conventional mechanical underflow pump machine water shutoff sealed when water goes wrong is badly in need of.
Summary of the invention
The technical problem to be solved in the present invention is to provide the water shutoff of a kind of Paste thickener underflow pump machine and meets an urgent need adding set, realizes state of emergency flow pump machine water shutoff of going to the bottom and adds, guarantee the normal operation of underflow pump.
This device comprises water storage container, entering water electromagnetic valve, solenoid valve is added in machine water shutoff, discharge of wastewater manually-operated gate, machine water shutoff compression pump, pressure gauge, controller, conduit pipe and observation and exhaust port, entering water electromagnetic valve is arranged on water storage container top, water storage container top cover plate has observation and exhaust port, machine water shutoff is added solenoid valve and is arranged on side, water storage container bottom, discharge of wastewater manually-operated gate is arranged on water storage container bottom, machine water shutoff compression pump one end is added solenoid valve by conduit pipe and machine water shutoff and is connected, the machine water shutoff compression pump the other end is connected with underflow pump by conduit pipe, conduit pipe between machine water shutoff compression pump and underflow pump arranges pressure gauge, controller controls entering water electromagnetic valve and machine water shutoff compression pump.
Wherein, water storage container is square body, and length × wide × height is 1m × 1m × 1m, and water storage container is made of plastics; Conduit pipe is DN15 water pipe, and be connected with underflow pump mechanical seal water inlet by pipe coupling, total length is no more than 15m; Observation and exhaust port are circular hole, diameter 20cm-60cm.Machine water shutoff adds solenoid valve setting height(from bottom) higher than discharge of wastewater manually-operated gate.
This device is when needs use, water storage container is arranged in bottom Paste thickener, by underflow pump, open machine water shutoff and add solenoid valve and observation and exhaust port, after the pressurization of machine water shutoff compression pump, hydraulic pressure is between 0.25 ~ 0.5MPa, pressure gauge compresses into row monitoring to machine water shutoff, adds in the mechanical seal of underflow pump when hydraulic pressure meets the requirements, and machine water shutoff is delivered to water storage container through conduit pipe and recycles after underflow pump discharge; When pressure gauge monitor the hydraulic pressure obtained do not meet interpolation require time, regulate hydraulic pressure by the switch of controller telecontrol entering water electromagnetic valve and the rotating speed of machine water shutoff compression pump.When finishing using, waste water in water storage container can be discharged by discharge of wastewater manually-operated gate, water storage container is cleared up.
The beneficial effect of technique scheme of the present invention is as follows:
This device has simple and reliable for structure, be convenient to mobile, machine water shutoff hydraulic pressure is adjustable, the feature that machine water shutoff can be recycled, under effectively can solving the state of emergency, problem is added in the water shutoff of Paste thickener underflow pump machine, guarantees the continuous normal operation of underflow pump and Paste thickener.
Accompanying drawing explanation
Fig. 1 is that Paste thickener underflow pump machine of the present invention water shutoff is met an urgent need adding set structural representation.
Wherein: 1-water storage container; Solenoid valve is added in the water shutoff of 2-machine; 3-machine water shutoff compression pump; 4-pressure gauge; 5-underflow pump; 6-conduit pipe; 7-observes and exhaust port; 8-entering water electromagnetic valve; 9-discharge of wastewater manually-operated gate; 10-controller.
Embodiment
For making the technical problem to be solved in the present invention, technological scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The present invention is directed to existing owing to occurring cutting off the water, in water shale excessive and cause underflow pump mechanical seal water effectively to add, the problems such as machine's sealing, provide the water shutoff of a kind of Paste thickener underflow pump machine to meet an urgent need adding set.
As shown in Figure 1, this device is by water storage container 1, entering water electromagnetic valve 8, solenoid valve 2 is added in machine water shutoff, discharge of wastewater manually-operated gate 9, machine water shutoff compression pump 3, pressure gauge 4, controller 10, conduit pipe 6 is formed with observation and exhaust port 7, entering water electromagnetic valve 8 is arranged on water storage container 1 top, water storage container 1 top cover plate has observation and exhaust port 7, machine water shutoff is added solenoid valve 2 and is arranged on side, water storage container 1 bottom, discharge of wastewater manually-operated gate 9 is arranged on water storage container 1 bottom, and setting height(from bottom) adds solenoid valve 2 lower than machine water shutoff, machine water shutoff compression pump 3 one end is added solenoid valve 2 by conduit pipe 6 with machine water shutoff and is connected, machine water shutoff compression pump 3 the other end is connected with underflow pump 5 by conduit pipe 6, conduit pipe 6 between machine water shutoff compression pump 3 and underflow pump 5 arranges pressure gauge 4, controller 10 pairs of entering water electromagnetic valves 8 and machine water shutoff compression pump 3 control.
Be introduced below in conjunction with specific embodiment.
Water storage container 1 material is plastics, and length × wide × height is respectively 1m × 1m × 1m.Water storage container 1 top is provided with entering water electromagnetic valve 8, observes and exhaust port 7, and bottom is equipped with machine water shutoff and is added solenoid valve 2, discharge of wastewater manually-operated gate 10.Observation and exhaust port 7 are the circular hole of diameter 40cm, machine water shutoff interpolation pipeline arranges organic water shutoff compression pump 3, machine water shutoff is forced into 0.3MPa, and adopt pressure gauge 4 pairs of machine water shutoffs to compress into row monitoring, add in the mechanical seal of underflow pump 5 when hydraulic pressure meets the requirements, be delivered in water storage container 1 through conduit pipe 6 after machine water shutoff discharge and recycle.When pressure gauge 4 monitor the hydraulic pressure obtained do not meet interpolation require time, regulate hydraulic pressure by the water inlet of controller 10 the telecontrol switch of electromagnetism 8, the rotating speed of machine water shutoff compression pump 3.Conduit pipe 6 is DN15 water pipe, is connected with underflow pump 5 mechanical seal water inlet by pipe coupling.During interpolation, water storage container 1 is arranged at bottom Paste thickener, and underflow pump 5 is other, and total machine water shutoff length of pipe is 10m.Machine water shutoff is met an urgent need after adding set uses and terminate, and closes machine water shutoff compression pump 3 in order, solenoid valve 2 is added in machine water shutoff, open discharge of wastewater manually-operated gate 9 and discharged by waste water in water storage container 1, clear up water storage container 1.Open entering water electromagnetic valve 8 to water storage container 1 in-built Qing Dynasty water, use in order to next time.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. Paste thickener underflow pump machine water shutoff is met an urgent need adding set, it is characterized in that: comprise water storage container (1), entering water electromagnetic valve (8), solenoid valve (2) is added in machine water shutoff, discharge of wastewater manually-operated gate (9), machine water shutoff compression pump (3), pressure gauge (4), controller (10), conduit pipe (6) and observe and exhaust port (7), entering water electromagnetic valve (8) is arranged on water storage container (1) top, water storage container (1) top cover plate has observation and exhaust port (7), machine water shutoff is added solenoid valve (2) and is arranged on water storage container (1) side, bottom, discharge of wastewater manually-operated gate (9) is arranged on water storage container (1) bottom, machine water shutoff compression pump (3) one end is added solenoid valve (2) by conduit pipe (6) with machine water shutoff and is connected, machine water shutoff compression pump (3) the other end is connected with underflow pump (5) by conduit pipe (6), conduit pipe (6) between machine water shutoff compression pump (3) and underflow pump (5) arranges pressure gauge (4), controller (10) controls entering water electromagnetic valve (8) and machine water shutoff compression pump (3).
2. a kind of Paste thickener underflow pump machine according to claim 1 water shutoff is met an urgent need adding set, and it is characterized in that: described water storage container (1) is square body, length × wide × height is 1m × 1m × 1m, and water storage container (1) is made of plastics.
3. a kind of Paste thickener underflow pump machine according to claim 1 water shutoff is met an urgent need adding set, it is characterized in that: described conduit pipe (6) is DN15 water pipe, and total length is no more than 15m.
4. a kind of Paste thickener underflow pump machine according to claim 1 water shutoff is met an urgent need adding set, it is characterized in that: described observation and exhaust port (7) are circular hole, diameter 20cm-60cm.
5. a kind of Paste thickener underflow pump machine according to claim 1 water shutoff is met an urgent need adding set, it is characterized in that: described machine water shutoff adds solenoid valve (2) setting height(from bottom) higher than discharge of wastewater manually-operated gate (9).
6. a kind of Paste thickener underflow pump machine according to claim 1 water shutoff is met an urgent need adding set, the machine water shutoff of relating to is met an urgent need adding method, it is characterized in that: open machine water shutoff and add solenoid valve (2) and observe and exhaust port (7), after machine water shutoff compression pump (3) pressurization, hydraulic pressure is between 0.25 ~ 0.5MPa, pressure gauge (4) compresses into row monitoring to machine water shutoff, add in the mechanical seal of underflow pump (5) when hydraulic pressure meets the requirements, machine water shutoff is delivered to water storage container (1) through conduit pipe (6) and recycles after underflow pump (5) discharge, when pressure gauge (4) monitor the hydraulic pressure obtained do not meet interpolation require time, regulate hydraulic pressure by the switch of controller (10) telecontrol entering water electromagnetic valve (8) and the rotating speed of machine water shutoff compression pump (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510732413.3A CN105257600A (en) | 2015-11-02 | 2015-11-02 | Emergency mechanical-sealing-water adding device and method for paste thickener underflow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510732413.3A CN105257600A (en) | 2015-11-02 | 2015-11-02 | Emergency mechanical-sealing-water adding device and method for paste thickener underflow pump |
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| CN105257600A true CN105257600A (en) | 2016-01-20 |
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| CN201510732413.3A Pending CN105257600A (en) | 2015-11-02 | 2015-11-02 | Emergency mechanical-sealing-water adding device and method for paste thickener underflow pump |
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| CN204729363U (en) * | 2015-06-10 | 2015-10-28 | 无锡博伊特科技股份有限公司 | A kind of liquid feeding car |
| CN205154762U (en) * | 2015-11-02 | 2016-04-13 | 北京科技大学 | Lotion thickener underflow pump machine seals emergent device that adds of water |
-
2015
- 2015-11-02 CN CN201510732413.3A patent/CN105257600A/en active Pending
Patent Citations (13)
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|---|---|---|---|---|
| JP3646207B2 (en) * | 2001-12-11 | 2005-05-11 | 月島機械株式会社 | Mechanical seal sealing method and sealing device |
| CN201137598Y (en) * | 2007-12-24 | 2008-10-22 | 上海东方泵业(集团)有限公司 | Double end surface mechanical sealing flushing liquid constant pressure device for pump |
| US7998317B2 (en) * | 2008-09-05 | 2011-08-16 | Wei Ming Chang | Glycerol (medical grade) preparation method using a by-product of a bio-diesel process |
| CN201802861U (en) * | 2010-09-16 | 2011-04-20 | 丹东市东升石化设备有限公司 | Liquid sealing device for mechanical seal |
| CN202322363U (en) * | 2011-10-31 | 2012-07-11 | 淄博齐翔腾达化工股份有限公司 | Filling device for balancing liquid of machine seal |
| CN202560624U (en) * | 2012-03-01 | 2012-11-28 | 金庆明 | Circulation protection and control system of mechanical seals |
| CN202516527U (en) * | 2012-03-02 | 2012-11-07 | 云南冶金集团股份有限公司 | Sealing liquid filling device and horizontal pressure leaching reaction system |
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| CN203699067U (en) * | 2014-01-21 | 2014-07-09 | 丹东克隆集团有限责任公司 | Temperature control and pressure control liquid storage tank device |
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Application publication date: 20160120 |
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| RJ01 | Rejection of invention patent application after publication |