CN100537409C - Energy-saving equipment for making high flow liquid-state oil from low position to high position and automatic device - Google Patents
Energy-saving equipment for making high flow liquid-state oil from low position to high position and automatic device Download PDFInfo
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- CN100537409C CN100537409C CNB2006100274435A CN200610027443A CN100537409C CN 100537409 C CN100537409 C CN 100537409C CN B2006100274435 A CNB2006100274435 A CN B2006100274435A CN 200610027443 A CN200610027443 A CN 200610027443A CN 100537409 C CN100537409 C CN 100537409C
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Abstract
The invention relates to a large-flow liquid oil low-to-high level energy saving device and auto device, comprising: oil suction pipeline connected between lower oil storer and oil filter and composed of oil suction pipe and valve; oil pumping pipeline connected between oil filter and oil discharge centrifugal pump and composed of oil pumping pipe and valve; oil outlet pipeline connected between higher oil storage and oil discharge centrifugal pump and composed of oil outlet pipe and valve, where the oil outlet pipeline is equipped with a pressure sensor; air pumping pipeline connected between oil discharge centrifugal pump and vacuum tank and composed of air pumping pipe and valve; vacuum pumping pipeline connected between vacuum tank and outside and composed of vaccum pipe, valve and vacuum pump, where the vaccum pumping pipeline is equipped with a vaccum pressure sensor; auto control device connected with valves, pressure sensor, vacuum pressure sensor, oil discharge centrifugal pump and vaccum pump to control them. As compared with the existing gear pump, it reduces power consumption by 1.5 times and equipment investment by 1.5 times.
Description
Technical field
The present invention relates to a kind of fluid oil input equipment, be specifically related to energy-saving equipment and the operatorless device of a kind of fluid oil from low level to high-order input equipment, particularly a kind of making high flow liquid-state oil from low position to high position.
Background technology
Along with domestic oils industry is flourish, grease processing, storage enterprise more and more are tending towards maximizing, specialization, in the hope of scale and benefit.
Present domestic grease processing, store enterprise grease is transported to a high position from low level, as from all being that employing gear type pump and associated conduit and valve are realized with the grease suction with exporting to the shore bulk plant on the ship.This mainly is that gear type pump can be got rid of it because when in the induction pipe air being arranged, and centrifugal pump can not be got rid of it.But gear type pump is huger, and its floor area is bigger, and the flow of gear type pump also is restricted, and is just bigger as the gear type pump of 100 cubic meters per hour, and per hour 200 cubic meters are just near the flow limit of gear type pump.The investment of gear type pump is huge in addition, for about 66000 yuan of 200 cubic meter gear type pumps per hour.The power consumption consumption that is exactly gear type pump in addition is big, and electric power will reach 110 kilowatts for 200 cubic meter gear type pumps per hour.Therefore gear type pump exists defectives such as floor area is big, investment and running expense and service expenditure height, efficient is low, noise is big.
In addition, present domestic grease processing, store enterprise grease be transported to a high position from low level, as from ship with the grease suction with export to and also have employing screw pump and associated conduit and valve to realize the shore bulk plant.But screw pump also exists the identical shortcoming of gear type pump basically.
As everyone knows, centrifugal pump has gear type pump and the unrivaled advantage of screw pump.No matter it is from one-time investment, daily running expense and Future Development potentiality, centrifugal pump all has remarkable advantages.When 200 cubic meters per hour, invest about 20,000 yuan, 45 kilowatts of electric powers as centrifugal pump.In addition, the maximum flow of centrifugal pump is at 1000 tons/hour, thereby its transport efficiency is than higher.But because it can not be got rid of sucking inner air tube, its use is restricted.Particularly in course of conveying, pour air in induction pipe, following phenomenon can appear in centrifugal pump: the vibration of (1) pump housing also makes a noise; (2) pressure head, flow efficient descend significantly, can not carry liquid when serious; (3) time permanent, under the double action of trace dissolved oxygen to metallochemistry corrosion, spot and crack appear in blade surface in impact of water hammer and liquid, even are spongy and come off gradually.Therefore need operating personal that the input pressure of centrifugal pump is monitored.
Have aforementioned disadvantages just because of centrifugal pump, now the big flow oil pump used of harbour generally is screw pump, gear type pump, because screw pump, gear type pump have suction capacity, can not produce " air sinuses ", " cavitation ".Gear type pump and screw pump belong to the drum pump in the displacement pump.Displacement pump in the running, mechanical in-to-in actual displacement constantly changes, thereby sucks or discharge fluid.When rotor in the casing of the drum pump in the displacement pump or rotatable parts rotation, the actual displacement between rotor and the casing changes, so as to sucking and discharge fluid.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of energy-saving equipment and operatorless device of making high flow liquid-state oil from low position to high position.This device can in time be got rid of the gas in the induction pipe, to guarantee that air sinuses, cavitation erosion problem do not appear in centrifugal pump, makes centrifugal pump apply to making high flow liquid-state oil from low position to high position and is achieved.
In order to solve the problems of the technologies described above, the present invention can realize by the following technical solutions:
A kind of energy-saving equipment of making high flow liquid-state oil from low position to high position and operatorless device is characterized in that: comprising:
One emptying centrifugal pump,
One vacuum reservoir;
One oil strainer;
One inlet line that is connected between low level Fuel Tanking Unit and the oil strainer and constitutes by induction pipe and valve;
The one oil pumping pipeline that is connected between oil strainer and the emptying centrifugal pump and constitutes by oil pick-up tube and valve;
The one fuel-displaced pipeline that is connected between high-order oil depot and the emptying centrifugal pump and constitutes by oil outlet pipe and valve, described fuel-displaced pipeline is provided with a pressure sensor;
One bleed line that is connected between emptying centrifugal pump and the vacuum reservoir and constitutes by extraction pipe and valve;
One is connected between the vacuum reservoir and the external world and by the vacuum-pumping pipeline that vacuum lamp, valve, vacuum pump constitute, a vacuum pressure sensor is set on described vacuum-pumping pipeline;
The one vacuum breaker pipeline that is connected between the vacuum reservoir and the external world and constitutes by air inlet pipe and valve;
One with described valve, pressure sensor, vacuum pressure sensor, emptying centrifugal pump, vacuum pump is connected and their are realized the automatic control device of joint control.
In order further to increase function of the present invention, device of the present invention also comprises an oil strainer vacuum-pumping pipeline that connects between oil strainer and the vacuum reservoir and be made of vacuum lamp and valve; Described valve connects with described automatic control device and controlled by automatic control device.
Also comprise a circulation collection tube road that is connected between the vacuum reservoir different station and is made of circulation collection tube, valve, receipts oil pump, described circulation collection tube road is provided with one and receives the oil pressure sensor; Described valve, receipts oil pump, receipts oil pressure sensor connect with described automatic control device and controlled by automatic control device.
Also comprise a collection tube road that is connected between low level Fuel Tanking Unit and the vacuum reservoir and constitutes by collection tube and valve; Described valve connects with described automatic control device and controlled by automatic control device.
Also comprise a receipts oil content pipeline that is connected between collection tube road and the circulation collection tube road and constitutes by minute collection tube and valve; Described valve connects with described automatic control device and controlled by automatic control device.
Comprise that also one is connected between circulation collection tube road and the oil pumping pipeline and the oil return line that is made of oil return pipe and valve, described valve connects with described automatic control device and controlled by automatic control device.
Above-mentioned valve can be automatically controlled shutoff valve, electric-controlled ball valve, operated pneumatic valve.
Fluid oil need be delivered to high-order place from low level owing to adopted technical scheme as above, device of the present invention can be installed in harbour and some other.Be installed on the harbour with device of the present invention below, being delivered to the fluid oil on the oil carrier on the bank, gravitation tank is the principle of work that example illustrates device of the present invention.Before beginning oil pumping, induction pipe is inserted in the oil tank of low level oil carrier, this moment is because induction pipe, oil strainer, oil pick-up tube has air, the pressure that pressure sensor on its fuel-displaced pipeline detects the outlet of emptying centrifugal pump is very low, and give automatic control device with detected signal conveys, automatic control device is given bleed line, vacuum line, inlet line, the oil pumping pipeline, valve and vacuum pump in the oil strainer vacuum-pumping pipeline send signal, bleed line, vacuum line, inlet line, the oil pumping pipeline, valve in the oil strainer vacuum-pumping pipeline, vacuum pump is opened and is vacuumized, to get rid of the gas in these pipelines.Along with degree of vacuum descends, the fluid oil on the oil carrier in the oil tank is just drawn up by the emptying centrifugal pump gradually, and is delivered to along inlet line, oil pumping pipeline, emptying centrifugal pump, fuel-displaced pipeline in the oil tank of high-order oil depot on the bank.When the pressure that detects emptying centrifugal pump outlet when the pressure sensor on the fuel-displaced pipeline reaches normal value, detected normal signal is flowed to automatic control device, automatic control device sends signal for valve and the vacuum pump in bleed line, vacuum line, inlet line, oil pumping pipeline, the oil strainer vacuum-pumping pipeline, and valve, vacuum pump in bleed line, vacuum line, inlet line, oil pumping pipeline, the oil strainer vacuum-pumping pipeline are closed and stopped to vacuumize.
In oil pumping process, if the pressure sensor on the fuel-displaced pipeline detects that the pressure of emptying centrifugal pump outlet is lower than normal value following in limited time, give automatic control device with detected mal signal conveys, automatic control device sends signal for valve and the vacuum pump in bleed line, vacuum line, inlet line, inlet line, the oil strainer vacuum-pumping pipeline, valve in bleed line, vacuum line, inlet line, inlet line, the oil strainer vacuum-pumping pipeline, vacuum pump are opened and are vacuumized again, make the pressure recovery of emptying centrifugal pump outlet normal.
Whole oil pumping process is finished, remaining oil in the oil tank for the low level oil carrier, collection tube can be inserted in the oil tank of low level oil carrier, automatic control device is according to the signal of receiving the oil pressure sensor acquisition, valve and the vacuum pump opened in vacuum line, the collection tube road carry out vacuum receipts oil, and remaining oil is taken in the vacuum reservoir in the oil tank with the low level oil carrier.After remaining oil harvested in the oil tank of low level oil carrier, automatic control device stopped to receive oil according to the signal at stop vacuum line of receiving the oil pressure sensor acquisition, valve and vacuum pump in the collection tube road.
Also can automatic control device according to the signal of receiving the oil pressure sensor acquisition, ON cycle collection tube road, collection tube road, receive valve on the oil content pipeline, receive oil pump and receive oil, remaining oil is taken in the vacuum reservoir in the oil tank with the low level oil carrier.After remaining oil harvested in the oil tank of low level oil carrier, automatic control device stopped to receive oil according to valve, the receipts oil pump on the signal at stop circulation collection tube road of receiving the oil pressure sensor acquisition, collection tube road, the receipts oil content pipeline.
Can also automatic control device according to the signal of receiving the oil pressure sensor acquisition, ON cycle collection tube road, collection tube road, receive valve on oil content pipeline, oil return line, oil pumping pipeline, the fuel-displaced pipeline, receive oil pump, emptying centrifugal pump directly with the oil income ashore in the oil tank of high-order oil depot.After remaining oil harvested in the oil tank of low level oil carrier, automatic control device stopped to receive oil according to valve, receipts oil pump, the emptying centrifugal pump on the signal at stop circulation collection tube road of receiving the oil pressure sensor acquisition, collection tube road, receipts oil content pipeline, oil return line, oil pumping pipeline, the fuel-displaced pipeline.This kind received under the oily mode, if the pressure sensor on the fuel-displaced pipeline detects that the pressure of emptying centrifugal pump outlet is lower than normal value following in limited time, give automatic control device with detected mal signal conveys, automatic control device sends signal and vacuumizes for valve, the vacuum pump on bleed line, the vacuum line, makes the pressure recovery of emptying centrifugal pump outlet normal.When the pressure that detects emptying centrifugal pump outlet when the pressure sensor on the fuel-displaced pipeline reaches normal value, detected normal signal is flowed to automatic control device, and automatic control device sends signal to valve, vacuum pump on bleed line, the vacuum line to be stopped to vacuumize.
Prove device of the present invention below by test and compare the preceence that is had with existing gear type pump system.
1, the comparison of gear type pump and centrifugal pump
Be to connect one 200 tons/hour centrifugal pump by bypass on 100 tons/hour the gear type pump at existing flow, theory is calculated as follows:
Table 1
Calculate actual tests from theory, calculate with the test for data proof theory again, all within estimation range, proved that centrifugal pump is used for the feasibility of harbour transmitting-receiving grease.
2, formal applicable cases
In the newly-built 10000 tons of oil tank projects in certain grease warehouse, successfully adopted centrifugal oil pump, reached designing requirement fully, by using, respond well, the equipment normal operation, efficient obviously improves, when grease turnover peak, pump house need not be worked overtime, ship has improved turnover, and enterprise has saved spending, has obtained affirming of each side.
In the new projects, grease turnover rate setting is 200m3/ hour, check in according to table 1 calculated value and should adopt induction pipe 200mm, and blow-off pipe 150mm, the centrifugal pump of lift 50m, this moment, flow reached 200m
3/ hour, it is as follows to build up the back measured data:
Table 2
| Capacity (ton) | Run up time | The primer pump time | Stop the pump time | Surplus oil (ton) at the bottom of the storehouse | Time spent (branch) | Operational throughput (ton/hour) | Flow (m3/ hour) | |
| Record 1 | 101 | 10:35 | 10:39 | 11:13 | 1 | 34 | 176 | 195 |
| Record 2 | 101 | 9:36 | 9:40 | 10:23 | 1 | 43 | 140 | 155 |
| Record 3 | 95 | 10:32 | 10:34 | 11:05 | 1 | 31 | 182 | 202 |
| Record 4 | 165 | 12:35 | 12:38 | 13:24 | 1 | 46 | 214 | 237 |
| Record 5 | 140 | 13:36 | 13:38 | 14:21 | 1 | 43 | 194 | 215 |
| Aviation value | 201 |
2.1 equipment investment relatively
Table 3
| Flow m 3/ hour | Lift m | Motor kw | Price (ten thousand yuan) | Take up an area of | Noise | |
| Gear type pump | 230 | 60 | 110 | 5.3 | Greatly | Greatly |
| Centrifugal pump | 240 | 44 | 45 | 2.00 | Little | Little |
Visible under the close situation of flow by the contrast of the data in the table, electricity consumption descends 1.5 times, and equipment investment descends 1.5 times.
3, sum up
From top test as can be seen, centrifugal pump can satisfy the needs of large-scale grease warehouse harbour with pump, compares with gear type pump, centrifugal pump has more advantage, technical requirements is higher in application, and design calculation is more accurate, is a kind of advanced person's equipment that grease enterprise maximizes that adapts to.Centrifugal pump will be at energy-saving and noise-reducing, and cost efficiency improves transport power, and aspect such as use manpower and material resources sparingly obtains obvious efficient.
Description of drawings
Further specify the present invention below in conjunction with the drawings and specific embodiments.
Fig. 1 is the energy-saving equipment of making high flow liquid-state oil from low position to high position of the present invention and the structure principle chart of operatorless device.
Fig. 2 is the energy-saving equipment of making high flow liquid-state oil from low position to high position of the present invention and the control flow chart of operatorless device.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with the specific embodiment, further set forth the present invention.
Referring to Fig. 1, a kind of energy-saving equipment of making high flow liquid-state oil from low position to high position and operatorless device, it is installed on the harbour, and the fluid oil on the oil carrier is delivered to gravitation tank on the bank.It comprises emptying centrifugal pump 1, vacuum reservoir 2, oil strainer 3, inlet line 4, oil pumping pipeline 5, fuel-displaced pipeline 6, bleed line 7, vacuum-pumping pipeline 8, vacuum breaker pipeline 9, oil strainer vacuum-pumping pipeline 10, circulation collection tube road 11, collection tube road 12, receives oil content pipeline 13, oil return line 14.
Inlet line 4 comprises induction pipe and two electric-controlled ball valves 41,42, and the one end connects oil carrier, and the other end connects oil strainer 3.
Oil pumping pipeline 5 comprises oil pick-up tube and an electric-controlled ball valve 51, and the one end connects oil strainer 3, and the other end connects emptying centrifugal pump 1.
Fuel-displaced pipeline 6 comprises oil outlet pipe and an electric-controlled ball valve 61, and the one end connects emptying centrifugal pump 1, and the other end connects gravitation tank on the bank.Fuel-displaced pipeline 6 is provided with a pressure sensor 62.
Bleed line 7 comprises extraction pipe and an electric-controlled ball valve 71 and an automatically controlled shutoff valve 72, and the one end connects emptying centrifugal pump 1, and the other end connects the bleeding point of vacuum reservoir 2.
Vacuum-pumping pipeline 8 comprises vacuum lamp, electric-controlled ball valve 81, automatically controlled shutoff valve 82, vacuum pump 83, and the one end connects the vacuum orifice of vacuum reservoir 2, other end emptying.Vacuum-pumping pipeline 8 is provided with a vacuum pressure sensor 84.
Vacuum breaker pipeline 9 comprises air inlet pipe and an electric-controlled ball valve 91, and the one end connects extraneous, and the other end connects the admission port of vacuum reservoir 2.
Oil strainer vacuum-pumping pipeline 10 comprises vacuum lamp and an electric-controlled ball valve 101 and an automatically controlled shutoff valve 102, and the one end connects vacuum reservoir 2, and the other end connects oil strainer 3.
Circulation collection tube road 11 comprises circulation collection tube and 111,112 and automatically controlled shutoff valves 113 of two electric-controlled ball valves, receives oil pump 114, and its two ends are connected to vacuum reservoir 2 different stations.Circulation collection tube road 11 is provided with one and receives oil pressure sensor 115.
Collection tube road 12 comprises collection tube and two electric-controlled ball valves 121,122, and the one end connects oil carrier, and the other end connects vacuum reservoir 2.
Receive oil content pipeline 13 and comprise branch collection tube and an electric-controlled ball valve 131, the one end connects between two electric-controlled ball valves 121,122 on collection tube road 12, and the other end is connected between the electric-controlled ball valve 111 and automatically controlled shutoff valve 113 on circulation collection tube road 11.
Oil return line 14 comprises oil return pipe and an electric-controlled ball valve 141, and the one end is connected the electric-controlled ball valve 112 on circulation collection tube road 11 and receives between the oil pump 114, and the other end is connected between the electric-controlled ball valve 51 and oil strainer 3 of oil pumping pipeline 5.
The automatic control device (not shown) is connected, and they is realized joint control according to certain procedure with electric-controlled ball valve 41,42,51,61,71,81,91,101,111,112,121,122,131,141, automatically controlled shutoff valve 72,82,102,113, emptying centrifugal pump 1, pressure sensor 62, vacuum pump 83, vacuum pressure sensor 84, receipts oil pump 114, receipts oil pressure sensor 115.
Referring to Fig. 2, before beginning oil pumping, induction pipe is inserted in the oil tank of low level oil carrier, this moment is because induction pipe, oil strainer 3, oil pick-up tube has air, the pressure that pressure sensor 62 on its fuel-displaced pipeline detects 1 outlet of emptying centrifugal pump is very low, and give automatic control device with detected signal conveys, automatic control device is given bleed line, vacuum line, inlet line, the oil pumping pipeline, electric-controlled ball valve 71 in the oil strainer vacuum-pumping pipeline, 81,41,42,51,101, automatically controlled shutoff valve 72,82,102 and vacuum pump 83 send signal, bleed line, vacuum line, inlet line, the oil pumping pipeline, electric-controlled ball valve 71 in the oil strainer vacuum-pumping pipeline, 81,41,42,51,101, automatically controlled shutoff valve 72,82,102 and vacuum pump 83 open and vacuumize, to get rid of the gas in these pipelines.
Along with degree of vacuum rises, the fluid oil on the oil carrier in the oil tank is just drawn up by emptying centrifugal pump 1 gradually, and is delivered to along inlet line, oil pumping pipeline, emptying centrifugal pump, fuel-displaced pipeline in the oil tank of high-order oil depot on the bank.When the pressure that detects emptying centrifugal pump 1 outlet when the pressure sensor on the fuel-displaced pipeline 62 reaches normal value, detected normal signal is flowed to automatic control device, automatic control device is given bleed line, vacuum line, inlet line, the oil pumping pipeline, electric-controlled ball valve 71 in the oil strainer vacuum-pumping pipeline, 81,41,42,51,101, automatically controlled shutoff valve 72,82,102 and vacuum pump 83 send signal, bleed line, vacuum line, inlet line, the oil pumping pipeline, electric-controlled ball valve 71 in the oil strainer vacuum-pumping pipeline, 81,41,42,51,101, automatically controlled shutoff valve 72,82,102 and vacuum pump 83 close and stop to vacuumize.
In oil pumping process, if the pressure sensor 62 on the fuel-displaced pipeline detects that the pressure of emptying centrifugal pump 1 outlet is lower than normal value following in limited time, give automatic control device with detected mal signal conveys, automatic control device is given bleed line, vacuum line, inlet line, the oil pumping pipeline, electric-controlled ball valve 71 in the oil strainer vacuum-pumping pipeline, 81,41,42,51,101, automatically controlled shutoff valve 72,82,102 and vacuum pump 83 send signal, bleed line, vacuum line, inlet line, the oil pumping pipeline, electric-controlled ball valve 71 in the oil strainer vacuum-pumping pipeline, 81,41,42,51,101, automatically controlled shutoff valve 72,82,102 and vacuum pump 83 open and vacuumize again, make the pressure recovery of emptying centrifugal pump 1 outlet normal.
Whole oil pumping process is finished, remaining oil in the oil tank for the low level oil carrier, collection tube can be inserted in the oil tank of low level oil carrier, automatic control device is according to the signal of receiving the oil pressure sensor acquisition, electric-controlled ball valve 81,121,122, automatically controlled shutoff valve 82 and the vacuum pump 83 opened in vacuum line, the collection tube road carry out vacuum receipts oil, and remaining oil is taken in the vacuum reservoir 2 in the oil tank with the low level oil carrier.After remaining oil harvested in the oil tank of low level oil carrier, the signal at stop vacuum line that automatic control device is gathered according to receipts oil pressure sensor 115, electric-controlled ball valve 81,121,122, automatically controlled shutoff valve 82 and the vacuum pump 83 in the collection tube road stopped to receive oil.
Also can automatic control device according to receiving the signal that oil pressure sensor 115 is gathered, ON cycle collection tube road, collection tube road, electric control valve 112,121,131, automatically controlled shutoff valve 113, the receipts oil pump 114 received on the oil content pipeline are received oil, and remaining oil is taken in the vacuum reservoir in the oil tank with the low level oil carrier.After remaining oil harvested in the oil tank of low level oil carrier, automatic control device stopped to receive oil according to electric control valve 112,121,131, automatically controlled shutoff valve 113, the receipts oil pump 114 on the signal at stop circulation collection tube road of receiving 115 collections of oil pressure sensor, collection tube road, the receipts oil content pipeline.
Can also automatic control device according to receiving the signal that oil pressure sensor 115 is gathered, ON cycle collection tube road, collection tube road, receive electric control valve 112,121,131,141,51,61, automatically controlled shutoff valve 113 on oil content pipeline, oil return line, oil pumping pipeline, the fuel-displaced pipeline, receive oil pump 114, emptying centrifugal pump 1 directly with the oil income ashore in the oil tank of high-order oil depot.After remaining oil harvested in the oil tank of low level oil carrier, automatic control device stopped to receive oil according to electric control valve 112,121,131,141,51,61, automatically controlled shutoff valve 113, receipts oil pump 114, the emptying centrifugal pump 1 on the signal at stop circulation collection tube road of receiving the oil pressure sensor acquisition, collection tube road, receipts oil content pipeline, oil return line, oil pumping pipeline, the fuel-displaced pipeline.This kind received under the oily mode, if the pressure sensor 62 on the fuel-displaced pipeline detects that the pressure of emptying centrifugal pump 1 outlet is lower than normal value following in limited time, give automatic control device with detected mal signal conveys, automatic control device sends signal and vacuumizes for electric-controlled ball valve 71,81, automatically controlled shutoff valve 72,82, the vacuum pump 83 on bleed line, the vacuum line, makes the pressure recovery of emptying centrifugal pump 1 outlet normal.When the pressure that detects emptying centrifugal pump 1 outlet when the pressure sensor on the fuel-displaced pipeline 62 reaches normal value, detected normal signal is flowed to automatic control device, and automatic control device sends signal and stops to vacuumize for electric-controlled ball valve 71,81, automatically controlled shutoff valve 72,82, the vacuum pump 83 on bleed line, the vacuum line.
More than show and described groundwork of the present invention and principal character and advantage of the present invention.The technical personnel of the industry should be understood; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the specification sheets just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (7)
1, a kind of energy-saving equipment of making high flow liquid-state oil from low position to high position and operatorless device is characterized in that: comprising:
One emptying centrifugal pump,
One vacuum reservoir;
One oil strainer;
One inlet line that is connected between low level Fuel Tanking Unit and the oil strainer and constitutes by induction pipe and valve;
The one oil pumping pipeline that is connected between oil strainer and the emptying centrifugal pump and constitutes by oil pick-up tube and valve;
The one fuel-displaced pipeline that is connected between high-order oil depot and the emptying centrifugal pump and constitutes by oil outlet pipe and valve, described fuel-displaced pipeline is provided with a pressure sensor;
One bleed line that is connected between emptying centrifugal pump and the vacuum reservoir and constitutes by extraction pipe and valve;
One is connected between the vacuum reservoir and the external world and by the vacuum-pumping pipeline that vacuum lamp, valve, vacuum pump constitute, a vacuum pressure sensor is set on described vacuum-pumping pipeline;
The one vacuum breaker pipeline that is connected between the vacuum reservoir and the external world and constitutes by air inlet pipe and valve;
One with described valve, pressure sensor, vacuum pressure sensor, emptying centrifugal pump, vacuum pump is connected and their are realized the automatic control device of joint control.
2, energy-saving equipment according to claim 1 and operatorless device is characterized in that, also comprise an oil strainer vacuum-pumping pipeline that connects between oil strainer and the vacuum reservoir and be made of vacuum lamp and valve; Described valve connects with described automatic control device and controlled by automatic control device.
3, energy-saving equipment according to claim 1 and operatorless device, it is characterized in that, also comprise a circulation collection tube road that is connected between the vacuum reservoir different station and is made of circulation collection tube, valve, receipts oil pump, described circulation collection tube road is provided with one and receives the oil pressure sensor; Described valve, receipts oil pump, receipts oil pressure sensor connect with described automatic control device and controlled by automatic control device.
4, energy-saving equipment according to claim 3 and operatorless device is characterized in that, also comprise a collection tube road that is connected between low level Fuel Tanking Unit and the vacuum reservoir and is made of collection tube and valve; Described valve connects with described automatic control device and controlled by automatic control device.
5, energy-saving equipment according to claim 4 and operatorless device is characterized in that, also comprise a receipts oil content pipeline that is connected between collection tube road and the circulation collection tube road and is made of minute collection tube and valve; Described valve connects with described automatic control device and controlled by automatic control device.
6, energy-saving equipment according to claim 3 and operatorless device, it is characterized in that, comprise that also one is connected between circulation collection tube road and the oil pumping pipeline and the oil return line that is made of oil return pipe and valve, described valve connects with described automatic control device and controlled by automatic control device.
According to described energy-saving equipment of each claim of claim 1 to 6 and operatorless device, it is characterized in that 7, described valve is automatically controlled shutoff valve or electric-controlled ball valve or operated pneumatic valve.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100274435A CN100537409C (en) | 2006-06-08 | 2006-06-08 | Energy-saving equipment for making high flow liquid-state oil from low position to high position and automatic device |
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|---|---|---|---|
| CNB2006100274435A CN100537409C (en) | 2006-06-08 | 2006-06-08 | Energy-saving equipment for making high flow liquid-state oil from low position to high position and automatic device |
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| CN100537409C true CN100537409C (en) | 2009-09-09 |
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| CN108046204A (en) * | 2017-12-26 | 2018-05-18 | 安徽红星药业股份有限公司 | The suction means of heavy liquid |
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