CN204099196U - Gear pump vacuum sweeps oily device - Google Patents
Gear pump vacuum sweeps oily device Download PDFInfo
- Publication number
- CN204099196U CN204099196U CN201420533961.4U CN201420533961U CN204099196U CN 204099196 U CN204099196 U CN 204099196U CN 201420533961 U CN201420533961 U CN 201420533961U CN 204099196 U CN204099196 U CN 204099196U
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- oil
- gear pump
- vacuum
- valve
- pipeline
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Abstract
Gear pump vacuum sweeps oily device, comprises the micro-lubricating oil circulatory system, vacuum system, sweeps oil system, fuel oil produces system and gear pump motor control system; Vacuum system comprises vacuum oil storage tank; The trace lubricating oil circulatory system comprises oil tank; Fuel oil produces system and comprises gear pump; The upside of vacuum oil storage tank is connected with the first valve by pipeline and sweeps oily flexible pipe; The first pipeline is provided with between the bottom of vacuum oil storage tank and oil tank; Be provided with the second pipeline between the top of vacuum oil storage tank and gear pump, between oil tank top and gear pump, be provided with the 3rd pipeline; Gear pump is also connected with the 4th pipeline; Its is applicable to that outdoor installation, simple structure, expenditure of construction are low, good reliability, durable, its degree of vacuum meet sweep oil require completely.
Description
Technical field
The utility model relates to one and sweeps oily device.
Background technique
Fuel tank every day will toward oil depot emptying.Generally, after unsnatching oil, also have the excess oil of 50 ~ 80 liters at the bottom of tank, this part oil require vacuum system sucks out, and is commonly called as and sweeps oil.It is that oily device swept by Nash hytor that current each oil depot unit adopts maximum, and this kind of equipment failure is low, working stability, to sweep oil fast, but needs water source support, and winter is antifreeze, needs pump house, and therefore its installation conditions and cost are all higher.Next directly aspirates with gear pump or vane pump to sweep oil, and which equipment is simple, installation is easy, a less investment, but pump quick abrasion, the gear pump of general sexual valence or vane pump use just to be needed to upgrade less than six months, and therefore maintenance expenses is higher.Also have minority unit to use rotary-vane vaccum pump to sweep oily device, but also use bad because of reasons such as the wearing and tearing of pump and corrosion.The mode that oil depot uses gear pump directly to aspirate for many years always sweeps oil.Wearing and tearing due to pump cause it to vacuumize hydraulic performance decline, often there is oil not scan out or do not swept and released the situation of fuel tank, cause the waste of fuel oil, and the device maintenance expense of frequently changing pump is also high, this situation is for solving and stubborn problem always for many years.
First focus is placed on the sealing problem of solution gear pump.The sealing of so-called gear pump refers between gear and gear, dynamic clearance between gear pump internal chamber wall and gear side and tooth top seals.Find: when gear pump directly inhale vacuum take out fuel oil time, when fuel oil does not draw up, pump only continuous firing just starts heating for 3 minutes, hot degree is just reached less than 10 minutes, when gear pump is after the heating work of more than 10 hour, the sealability of pump significantly declines, and vacuum capability is lost thereupon.Add after in a small amount of lubricant oil to the pump housing, the suction capactity of pump is restored, and frictional heating amount during pump work obviously reduces, and this illustrates that the oil film that lubricant oil is formed serves seal action, effectively decreases frictional heating during gear pump work simultaneously.In general, the matching gap at its inner each dynamic seal (packing) position of the gear pump newly enabled is very little, and the packing therefore in pump between turnover chamber is good, that is the good airproof performance of pump, and the ability using it to vacuumize as vacuum pump is just stronger.But when vacuumizing, micro lubricating oil in pump chamber is easy to leave lubricant housings along with the prolongation of time, at this moment just there will be frictional heating between gear pump case inner chamber and gear and wear and tear to some extent, the matching gap at sealing position in pump is increased, the sealability of pump declines thereupon, and vacuum capability also just have dropped.Gear pump is after the long period uses, the swivel bearing of its gear also will wear and tear to some extent, add the wearing and tearing accumulation that minute impurities particle causes in pump, the wearing and tearing at this moment between gear pump case inner chamber and gear also can strengthen further, until gear pump completely loses the ability vacuumized.Directly aspirate at gear pump in the process of sweeping oil, when initial stage fuel oil does not also drink up, gear pump is operated in the state of vacuumizing (i.e. state of wear), and when the fuel oil at the bottom of tank will have been swept, sweeping oil pipe mouth can constantly occur inhaling sky, at this moment gear pump still between or be operated in suction dummy status, when staff fails that in time oil pipe mouth is swept in adjustment, gear pump will continue to inhale empty, so that occurs pump housing heating (empty mill causes), after wearing and tearing appear in gear pump, vacuum capability will decline.Vacuum capability declines, and the oil pipe mouth suction empty time of sweeping in its pumpdown time and later stage appearance of sweeping oily initial stage can correspondingly increase, and gear pump is just worn like this.
Model utility content
The purpose of this utility model is to provide a kind of gear pump vacuum to sweep oily device, shortens and sweeps the oil time, extends gear pump working life.
The technical solution of the utility model is:
Gear pump vacuum sweeps oily device, comprises the micro-lubricating oil circulatory system, vacuum system, sweeps oil system, fuel oil produces system and gear pump motor control system; Vacuum system comprises vacuum oil storage tank; The trace lubricating oil circulatory system comprises oil tank; Fuel oil produces system and comprises gear pump; The upside of vacuum oil storage tank is connected with the first valve by pipeline and sweeps oily flexible pipe; The first pipeline is provided with between the bottom of vacuum oil storage tank and oil tank; Be provided with the second pipeline between the top of vacuum oil storage tank and gear pump, between oil tank top and gear pump, be provided with the 3rd pipeline; Gear pump is also connected with the 4th pipeline; First pipeline is provided with the second valve and the 4th valve, and the second pipeline is provided with the 3rd valve, the first pipeline connection of the middle part of the second pipeline and the second valve and the 4th valve centre; 3rd pipeline is provided with the 5th valve, and gear pump is connected with fuel-displaced flexible pipe by the 4th pipeline, the 4th pipeline and the 3rd pipeline connection;
The trace lubricating oil circulatory system is made up of oil tank, the 4th valve, gear pump, the 5th valve and connecting tube; Vacuum system is made up of vacuum oil storage tank, the 3rd valve, gear pump, the 5th valve and connecting tube; Sweep oil system to form by sweeping oily flexible pipe, the first valve, vacuum oil storage tank and connecting tube; Fuel oil produces system and is made up of vacuum oil storage tank, the second valve, gear pump, the 6th valve and connecting tube.
4th valve, the 5th valve adopt autoamtic temperature controlling valve.
Oil tank top is provided with air-vent.
The side of vacuum oil storage tank is connected with oil level display glass tube.
Oil depot is being installed after gear pump vacuum of the present utility model sweeps oily device, does not more occur the situation that fuel tank has not been swept oil and just released, and sweeps the time of oily operation than also shortening more than 1/3 in the past.Device maintenance amount and maintenance expenses also significantly decline, and an original gear pump uses to be needed to upgrade less than six months, and a present gear pump uses for many years still retention to stablize.
It is a kind ofly sweep oily device by vacuumizing of forming of gear pump, vacuum container tank and piping valve that gear pump vacuum sweeps oily device.Its is applicable to that outdoor installation, simple structure, expenditure of construction are low, good reliability, durable, its degree of vacuum meet sweep oil require completely, can be rated as a kind ofly desirable new-typely to sweep oily device.This device can be promoted the use of in relevant oil depot unit, and it can also be used for other career field as a kind of vacuum pumping device simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in Figure 1, the utility model comprises the micro-lubricating oil circulatory system, vacuum system, sweeps oil system, fuel oil produces system and gear pump motor control system.
Specifically, the utility model comprises vacuum oil storage tank 7(also referred to as vacuum tank or oil storage tank), oil tank 8, gear pump 9, the upside of vacuum oil storage tank 7 connects the first valve 1 by pipeline and sweeps oily flexible pipe 10.Be provided with the first pipeline 14 between the bottom of vacuum oil storage tank 7 and oil tank 8, between the top of vacuum oil storage tank 7 and gear pump 9, be provided with the second pipeline 15, between oil tank 8 top and gear pump 9, be provided with the 3rd pipeline 16.Gear pump 9 is also connected with the 4th pipeline 17.
The first pipeline 14 that the bottom of vacuum oil storage tank 7 is connected with oil tank 8 is provided with the second valve 2 and the 4th valve 4.The upside of vacuum oil storage tank 7 is communicated with gear pump 9 by the second pipeline 15, and this second pipeline 15 is provided with the 3rd valve 3, second pipeline 15 and is communicated with the first pipeline 14 in the middle of the 4th valve 4 with the second valve 2.The upside of oil tank 8 is connected with gear pump 9 by the 3rd pipeline 16, and the 3rd pipeline 16 is provided with the 5th valve 5, and gear pump 9 is connected with the 6th valve 6 by the 4th pipeline 17 and fuel-displaced flexible pipe the 11, four pipeline 17 is communicated with the 3rd pipeline 16.
The trace lubricating oil circulatory system is made up of oil tank 8, the 4th valve 4, gear pump 9, the 5th valve 5 and connecting tube.4th valve 4, the 5th valve 5 adopt autoamtic temperature controlling valve.Oil tank 8 top is provided with air-vent 13.
Vacuum system is made up of vacuum oil storage tank 7, the 3rd valve 3, gear pump 9, the 5th valve 5 and connecting tube.The side of vacuum oil storage tank 7 is connected with oil level display glass tube 12.
Sweep oil system to form by sweeping oily flexible pipe 10, first valve 1, vacuum oil storage tank 7 and connecting tube.
Fuel oil produces system and is made up of vacuum oil storage tank 7, second valve 2, gear pump 9, the 6th valve 6 and connecting tube.
Above-mentioned each connecting tube is the part of one of them or they for the first pipeline 14, second pipeline 15, the 3rd pipeline 16, the 4th pipeline 17.
Working principle is as follows:
1, oily operation is swept
(1) each is swept oily flexible pipe 10 inlet port and puts into excess oil bottom fuel tank, then open the first valve 1, the 3rd valve 3, the 5th valve 5, the 4th valve 4(are crack), close the second valve 2, the 6th valve 6, power turn-on, gear pump 9 operates.
At this moment, the air in vacuum oil storage tank 7 will be extracted in oil tank 8 by gear pump 9 and discharge from air-vent 13, and micro-lubricating oil flows into gear pump 9 through the 4th valve 4 simultaneously, gets back in oil tank 8 through the 5th valve 5, forms lubricating oil trace circular.Along with the air in vacuum tank 7 is constantly extracted out, can degree of vacuum be formed in tank and continue to increase, when degree of vacuum acquires a certain degree, sweeping oily flexible pipe 10 and just the excess oil at the bottom of fuel tank tank can be drawn into vacuum oil storage tank 7, namely scanning out oil and come.
(2) check lubricating oil oil pump capacity in oil tank 8, adjustment the 4th valve 4 aperture, makes the fuel-displaced flow of lubricant oil remain on drip state.
(3) after oil has been swept at the bottom of each fuel tank, disconnect gear pump 9 power supply, close the 4th valve 4, each is swept oily flexible pipe 10 and propose oil tank folding and unfolding on oil discharging rack.
2, fuel-displaced operation
(1) fuel-displaced flexible pipe 11 is put into fuel oil transfer vehicle fuel tank, then open the first valve 1, second valve 2, the 6th valve 6, close the 3rd valve 3, the 4th valve 4, the 5th valve 5.Power turn-on, gear pump 9 operates.At this moment the fuel oil of 7 li, oil storage tank flows into gear pump 9 through the second valve 2, flows into fuel oil transfer vehicle through the 6th valve 6.
(2) monitor fuel oil transfer vehicle fuel tank, when the fuel oil flowed into reaches predetermined level height, close the second valve 2, deenergization after about a minute, stop turning oil.
(3) close the 6th valve 6, draw back fuel-displaced flexible pipe 11 and place original position.
If oil storage tank 7 is placed in eminence, then producing of fuel oil can, without gear pump, directly adopt gravity flow mode to carry out.
important technological parameters and technical performance
1, speed oil 45L/min is swept,
2, maximumly oily degree of vacuum-0.08MPa is swept,
3, oilreserves 1000L is swept,
4, device adapted electric power 4kw,
5, lubricating oil circular flow 250 ~ 350mL/min,
6, lubricating oil work viscosity 25 ~ 35mm
2/ s,
7, allowance < 1L at the bottom of rear tank is swept,
8, working form: continuously,
A small amount of lubrication oil circulation should be had in gear pump, its effect one keeps lubricating in pump, reducing wear, two is to utilize the large feature of lubricant oil viscosity to seal to the matching gap sealing position in pump, even if having a small amount of wearing and tearing in gear pump like this, still has good sealability.But want the circular flow of attentional manipulation lubricant oil can not be large, otherwise the actual volume flow of gear pump will be taken.Allow gear pump use as vacuum pump like this gear pump is changed into vacuum and takes out by directly taking out the mode of sweeping the mode of sweeping, correspondingly need to configure vacuum container tank, also need the configuration lubricating oil circulatory system simultaneously.Advantage: there is the lubricating oil circulatory system; When lubricating oil viscosity changes with Various Seasonal temperature variation, lubricating oil circular flow can be controlled suitable; Vacuumize function and sweep functional oil; Fuel oil is had to produce function.
Claims (4)
1. gear pump vacuum sweeps oily device, it is characterized in that: comprise the micro-lubricating oil circulatory system, vacuum system, sweep oil system, fuel oil produces system and gear pump motor control system; Vacuum system comprises vacuum oil storage tank; The trace lubricating oil circulatory system comprises oil tank; Fuel oil produces system and comprises gear pump; The upside of vacuum oil storage tank is connected with the first valve by pipeline and sweeps oily flexible pipe; The first pipeline is provided with between the bottom of vacuum oil storage tank and oil tank; Be provided with the second pipeline between the top of vacuum oil storage tank and gear pump, between oil tank top and gear pump, be provided with the 3rd pipeline; Gear pump is also connected with the 4th pipeline; First pipeline is provided with the second valve and the 4th valve, and the second pipeline is provided with the 3rd valve, the first pipeline connection of the middle part of the second pipeline and the second valve and the 4th valve centre; 3rd pipeline is provided with the 5th valve, and gear pump is connected with fuel-displaced flexible pipe by the 4th pipeline, the 4th pipeline and the 3rd pipeline connection;
The trace lubricating oil circulatory system is made up of oil tank, the 4th valve, gear pump, the 5th valve and connecting tube; Vacuum system is made up of vacuum oil storage tank, the 3rd valve, gear pump, the 5th valve and connecting tube; Sweep oil system to form by sweeping oily flexible pipe, the first valve, vacuum oil storage tank and connecting tube; Fuel oil produces system and is made up of vacuum oil storage tank, the second valve, gear pump, the 6th valve and connecting tube.
2. gear pump vacuum according to claim 1 sweeps oily device, it is characterized in that: the 4th valve, the 5th valve adopt autoamtic temperature controlling valve.
3. gear pump vacuum according to claim 1 and 2 sweeps oily device, it is characterized in that: oil tank top is provided with air-vent.
4. gear pump vacuum according to claim 1 and 2 sweeps oily device, it is characterized in that: the side of vacuum oil storage tank is connected with oil level display glass tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533961.4U CN204099196U (en) | 2014-09-17 | 2014-09-17 | Gear pump vacuum sweeps oily device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533961.4U CN204099196U (en) | 2014-09-17 | 2014-09-17 | Gear pump vacuum sweeps oily device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204099196U true CN204099196U (en) | 2015-01-14 |
Family
ID=52267628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420533961.4U Expired - Fee Related CN204099196U (en) | 2014-09-17 | 2014-09-17 | Gear pump vacuum sweeps oily device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204099196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345493A (en) * | 2016-05-05 | 2017-11-14 | 上海汽车集团股份有限公司 | Liquid level regulation apparatus and adjusting method, lubricating system and oil change system |
-
2014
- 2014-09-17 CN CN201420533961.4U patent/CN204099196U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345493A (en) * | 2016-05-05 | 2017-11-14 | 上海汽车集团股份有限公司 | Liquid level regulation apparatus and adjusting method, lubricating system and oil change system |
| CN107345493B (en) * | 2016-05-05 | 2020-07-28 | 上海汽车集团股份有限公司 | Method for adjusting lubricating oil liquid level of engine lubricating system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20150917 |
|
| EXPY | Termination of patent right or utility model |