CN106089648A - Oil air pump is had to return oil collection device - Google Patents
Oil air pump is had to return oil collection device Download PDFInfo
- Publication number
- CN106089648A CN106089648A CN201610549231.7A CN201610549231A CN106089648A CN 106089648 A CN106089648 A CN 106089648A CN 201610549231 A CN201610549231 A CN 201610549231A CN 106089648 A CN106089648 A CN 106089648A
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- China
- Prior art keywords
- oil
- air pump
- reserve tank
- collection device
- fuel reserve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention provides one has oil air pump to return oil collection device.There is oil air pump to return oil collection device and include that fuel reserve tank, described fuel reserve tank include the gas outlet for being connected with air pump and have a certain distance bottom the air intake being connected with vacuum system, described air intake and fuel reserve tank.This has oil air pump to return oil collection device simple in construction, easy to use, uses this device can make vacuum pump when to vacuum system evacuation, is prevented effectively from vacuum pump and returns oil and enter vacuum system, be conducive to keeping the vacuum environment of vacuum system.
Description
Technical field
The present invention relates to a kind of can be prevented effectively from oil air pump return oil enter vacuum system the oil air pump that has return oil
Collection device.
Background technology
Air pump refers to the device using certain method to produce vacuum state in an airtight space, and air pump is wide
General it is applied to the fields such as vacuum drying, medication chemistry, refrigeration.But often there is the problem returning oil in air pump, i.e. at air pump
In vacuum or particularly in the short time after stopping evacuation, owing to being vacuum state inside pump chamber, air pump pump
Oil can enter pump chamber under the effect of negative pressure, and after entering pump chamber, pump oil can enter vacuum system.If pump oil enters vacuum system
System, can cause vacuum system to be contaminated, destroy vacuum environment or damage instrument and equipment, need staff to disintegrate vacuum system
System cleans or replaces impaired components and parts, this adds increased the most loaded down with trivial details work of additionally doing over again.
One filing date 2012.06.18, the Chinese patent of Application No. 201210199331.3 discloses a kind of vacuum
The anti-of pump returns oil structure, it is provided that the anti-of a kind of rotary-vane vaccum pump returns oil structure, and when vacuum pump can be avoided to shut down, pump oil enters
Enter pump chamber and vacuum system, but the anti-oil structure of returning of this vacuum pump integrates with the pump housing, manufactures and designs complexity, causes this
Vacuum pump use cost is higher, uses motility poor at some special operation conditions.
Summary of the invention
It is an object of the invention to provide a kind of simple in construction, the easy to use oil air pump that has returns oil collection device, uses
Vacuum system is entered in having prevented oil air pump from returning oil.
For achieving the above object, the technical scheme that the present invention has oil air pump to return oil collection device is: have oil air pump to return
Oil collection device includes that fuel reserve tank, described fuel reserve tank include gas outlet and air intake, has one bottom described air intake and fuel reserve tank
Fixed distance.
Further, on the basis of above-mentioned first technical scheme, in can being designed as extending up and down by fuel reserve tank
Hollow round column build thus obtain second technical scheme, the fuel reserve tank simple in construction of this scheme, easily manufactured.
Further, on the basis of above-mentioned second technical scheme, described air intake is located at fuel reserve tank top and obtains
To the 3rd new technical scheme, the oil that returns bottom entrance fuel reserve tank can not be from being in a high position to use this technical scheme to be able to ensure that
The air intake put enters vacuum system, thus ensures the vacuum environment of vacuum system, makes vacuum environment the most contaminated, protects vacuum
Components and parts in system, it is to avoid return oil enter vacuum system and bring cleaning, the work such as maintenance.
Further, on the basis of above-mentioned 3rd technical scheme, described gas outlet is located on fuel reserve tank sidewall
The 4th technical scheme can be obtained, use such technical scheme can make to return oil downward after gas outlet enters fuel reserve tank
Flow to bottom fuel reserve tank, it is to avoid return oil adverse current and enter the situation of pump chamber.
Further, on the basis of above-mentioned 4th technical scheme, described fuel reserve tank is provided with oil drain out, oil extraction
Mouth is provided with sealing-plug, obtains the 5th technical scheme, uses the fuel reserve tank being provided with oil drain out and sealing-plug, can be at fuel reserve tank
Have collected and more when of returning oil, open sealing structure, make to return oil and flow out from oil drain out, it is to avoid each cleaning fuel reserve tank returns
The connection that all must open air intake and the connection of vacuum system and gas outlet when of oil and have oil air pump, the most frequently
Operation can weaken air pump, have oil air pump to return the air-tightness connected between oil collection device and vacuum system three.
Further, on the basis of technique scheme, oil drain out is located at bottom fuel reserve tank, so can be row
Making fuel reserve tank empty the when of oil, residual, does not uses such technical scheme that oil extraction can be made simple to operate.
On the basis of above-mentioned any one technical scheme, it is also possible to fixed structure is set on the outer wall of fuel reserve tank, this
Sample prescription just fuel reserve tank fixing and be unlikely to topple in use to cause and be stored in the interior oil that returns and pour in down a chimney into pump chamber or vacuum system,
Help to maintain the stability of whole extract system.
Preferably, fixed structure is the retainer ring circumferentially around fuel reserve tank outer wall, uses retainer ring circumferentially around fixing storage
Fuel tank, can ensure from circumference that fuel reserve tank is firm and not tilt.
Accompanying drawing explanation
Fig. 1 is that the present invention has oil air pump to return the schematic diagram of oil collection device embodiment one；
Fig. 2 is that the present invention has oil air pump to return the schematic diagram of oil collection device embodiment two.
Wherein: 1-air intake；2-fuel reserve tank；3-retainer ring；4-gas outlet；5-oil drain out；6-seals lid.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiments of the present invention are described further.
There is oil air pump to return oil collection device connection and have air pump and vacuum system, by air pump being returned oil collection device
Gas outlet be connected with air pump and air intake is connected with vacuum equipment, three is closely coupled, it is achieved air pump is to vacuum
The evacuation work of system.
The oil air pump that has of the present invention returns the specific embodiment one of oil collection device, as it is shown in figure 1, there is oil air pump to return oil
Collection device includes for collecting the fuel reserve tank 2 returning oil that backflow out from air pump, that will enter vacuum system, preferably
Ground, the volume of fuel reserve tank 2 is more than the volume of air pump pump chamber, in the case of i.e. the pump oil in air pump pump chamber all backflows,
Fuel reserve tank 2 is also large enough to hold, and air pump is vacuum pump.
Fuel reserve tank 2 is provided with the air intake 1 for connecting vacuum system, is additionally provided with the gas outlet 4 for connecting vacuum pump,
Preferably, air intake 1 is located at the top of fuel reserve tank 2, and the side wall upper part of fuel reserve tank 2 is located in gas outlet 4, it is possible to make to return oil from giving vent to anger
Mouthfuls 4 enter fuel reserve tanks 2 after be downwardly into the bottom of fuel reserve tank 2 by gravity, it is to avoid return and oily backflow into vacuum pump pump from gas outlet 4
Chamber or enter vacuum system from air intake 1, it is ensured that bleed-off passage smooth and easy.
Air intake 1 is provided with sealing member, for ensureing have oil air pump to return the gas that oil collection device is connected with vacuum system
Close property, gas outlet 4 also is provided with sealing member, for ensure have oil air pump return oil collection device be connected with vacuum pump airtight
Property, ensureing that whole device air-tightness just can make evacuation everything goes well with your work to carry out under conditions of good.
Fuel reserve tank 2 is provided with oil drain out, it is preferable that oil drain out 5 is located at the bottom of fuel reserve tank 2, and oil drain out 5 is provided with sealing
Lid 6, oil drain out 5 and sealing lid 6 guarantee sealings are good；When the oil that returns collected reaches a certain amount of and when needing to clean out, opens
Sealing lid 6 on oil drain out 5 makes to return oil outflow, and owing to oil drain out 5 is located at the lower end of fuel reserve tank 2, can return oil in discharge
When make to return oil and fully discharge, will not make to return oil and remain in fuel reserve tank 2.
The outer wall of fuel reserve tank 2 is provided with fixed structure, it is preferable that fixed structure is fixing circumferentially around fuel reserve tank 2 outer wall
Ring 3, retainer ring 3 is provided with connecting hole, by retainer ring 3 and connecting hole, fuel reserve tank 2 is promoted fixed installation, makes fuel reserve tank 2
Bottom is unsettled, makes oil drain out 5 not compact, thus protects oil drain out 5, and convenient placement in the lower section of oil drain out 5 accepts dress
Put to collect and fuel reserve tank 2 returns oil, also can enter returning recovery of oil for recycling.
During evacuation, first the gas outlet 4 having oil air pump to return oil collection device is connected on vacuum pump, by air intake
1 is connected in vacuum system, screws the sealing lid 6 on oil drain out 5, and package unit ensures good sealing property.In the present embodiment
Vacuum system is high-voltage switch gear, starts vacuum pump, starts high-voltage switch gear inner chamber is carried out evacuation, in the process of evacuation work
It is less that intermediate pump returns oil, and especially within the vacuum pump out-of-work short time, pump oil enters vacuum under the effect of negative pressure
Pump pump chamber, with after enter fuel reserve tank 2 through gas outlet 4, because gas outlet 4 is positioned at fuel reserve tank 2 side wall upper part, return oil enter fuel reserve tank 2
After flow downwardly into the bottom of fuel reserve tank 2, be collected in fuel reserve tank 2.When need to discharge in fuel reserve tank 2 when returning oil, at evacuation
Under the state that work stops, the sealing lid 6 on oil drain out 5 of outwarding winding, return oil inflow and be positioned over the catching device below oil drain out 5,
For recycling.Certainly, in other embodiments, vacuum system can be other vacuum equipments.
As the present invention have oil air pump return oil collection device embodiment two, with the difference of embodiment one be into
Fuel reserve tank side wall upper part is all located in QI KOU and gas outlet, but the level height of gas outlet is less than the level height of air intake, makes
The when of with this kind of device, the maximum height returning oil level must not be higher than gas outlet height.
As the present invention have oil air pump return oil collection device embodiment three, with the difference of embodiment one be into
Fuel reserve tank side wall upper part is all located in QI KOU and gas outlet, but the level height of gas outlet is higher than the level height of air intake, uses
This kind has oil air pump to return oil collection device to collect when return oil, return oil level height and must not be higher than air intake height.
As the present invention have oil air pump return oil collection device embodiment four, with the difference of embodiment one be into
Fuel reserve tank side wall upper part is all located in QI KOU and gas outlet, but the level height of gas outlet is equal to the level height of air intake, uses
This kind have oil air pump return oil collection device will return oil discharge when, return oil level and must not be higher than gas outlet and the height of air intake
Degree.
There is oil air pump to return the embodiment five of oil collection device as the present invention, be with the difference of embodiment one
QI KOU and air intake are all located at fuel reserve tank top, use the collection device of this kind of structure may insure that and return oil at underfill fuel reserve tank
Stage will not flow out from gas outlet or air intake, it is possible to make the volume of fuel reserve tank make full use of.
There is oil air pump to return the embodiment six of oil collection device as the present invention, be storage with the difference of embodiment one
Fuel tank is cuboid-type, and in other embodiments, fuel reserve tank can also be other shapes.
There is oil air pump to return the embodiment seven of oil collection device as the present invention, be row with the difference of embodiment one
Hydraulic fluid port is connected with catching device by oil guide pipe, makes oil air pump return the use of oily collection device convenient flexibly.
There is oil air pump to return the embodiment eight of oil collection device as the present invention, be storage with the difference of embodiment one
It is not provided with oil drain out on fuel tank and seals structure, when oil is returned in needs discharge, from air pump, having oil air pump to return oil collection device
Fuel reserve tank lower with dismounting in the package unit of vacuum system composition, then will return oil and discharge from air intake or gas outlet.
There is oil air pump to return the embodiment nine of oil collection device as the present invention, be storage with the difference of embodiment one
The fixed structure of fuel tank is the retainer ring being welded on fuel reserve tank sidewall, and in other embodiments, the fixed structure of fuel reserve tank is also
Can be other fixed structures.
There is oil air pump to return the embodiment ten of oil collection device as the present invention, be row with the difference of embodiment one
Hydraulic fluid port is provided close on the sidewall of fuel reserve tank bottom surface, uses this structure to need not fixing for fuel reserve tank lifting, can be by the bottom of fuel reserve tank
Face directly carries out planar support.
There is oil air pump to return the embodiment 11 of oil collection device as the present invention, be with the difference of embodiment one
Multiple oil drain out and corresponding sealing structure it is provided with bottom fuel reserve tank.
Claims (8)
1. one kind have oil air pump return oil collection device, it is characterised in that: include fuel reserve tank, described fuel reserve tank include for take out
Gas outlet that air pump connects and have bottom the air intake that is connected with vacuum system, described air intake and fuel reserve tank certain away from
From.
The most according to claim 1 have oil air pump to return oil collection device, it is characterised in that: described fuel reserve tank casing is upper
The hollow circuit cylinder build of lower extension.
The most according to claim 2 have oil air pump to return oil collection device, it is characterised in that: described air intake is located at oil storage
Box top.
The most according to claim 3 have oil air pump to return oil collection device, it is characterised in that: oil storage is located in described gas outlet
On case sidewall.
The most according to claim 4 have oil air pump to return oil collection device, it is characterised in that: described fuel reserve tank is provided with row
Hydraulic fluid port, described oil drain out is provided with sealing-plug.
The most according to claim 5 have oil air pump to return oil collection device, it is characterised in that: described oil drain out is located at oil storage
Bottom portion.
7. return oil collection device according to the oil air pump that has described in claim 1-6 any one, it is characterised in that: described oil storage
Box outer wall is provided with fixed structure.
The most according to claim 7 have oil air pump to return oil collection device, it is characterised in that: described fixed structure is circumference
Around the retainer ring of fuel reserve tank outer wall, described retainer ring is provided with connecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610549231.7A CN106089648A (en) | 2016-07-13 | 2016-07-13 | Oil air pump is had to return oil collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610549231.7A CN106089648A (en) | 2016-07-13 | 2016-07-13 | Oil air pump is had to return oil collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106089648A true CN106089648A (en) | 2016-11-09 |
Family
ID=57219890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610549231.7A Pending CN106089648A (en) | 2016-07-13 | 2016-07-13 | Oil air pump is had to return oil collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106089648A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107856328A (en) * | 2017-11-28 | 2018-03-30 | 南宁市迈尔斯科技有限公司 | A kind of leg guard manufacturing process and its system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10110368A1 (en) * | 2001-03-03 | 2002-09-12 | Leybold Vakuum Gmbh | Vacuum pump has outlet connector with openings in base of circumferential slot to form an opening and closing passage, and elastic O-ring fitted in slot forms valve element while defining faces of slot form valve seat |
| CN201428578Y (en) * | 2009-04-17 | 2010-03-24 | 常州市越兴化工有限公司 | Waste oil storage device of chemical pressure pump |
| CN201526431U (en) * | 2009-09-10 | 2010-07-14 | 河南省电力公司平顶山供电公司 | Vacuum pump oil return preventing device used for transformer maintenance |
| CN204961211U (en) * | 2015-09-18 | 2016-01-13 | 江苏中伟节能科技有限公司 | High -efficient evacuating device |
| CN205064212U (en) * | 2015-10-13 | 2016-03-02 | 江苏双江能源科技股份有限公司 | Transformer oil vacuum filters system |
-
2016
- 2016-07-13 CN CN201610549231.7A patent/CN106089648A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10110368A1 (en) * | 2001-03-03 | 2002-09-12 | Leybold Vakuum Gmbh | Vacuum pump has outlet connector with openings in base of circumferential slot to form an opening and closing passage, and elastic O-ring fitted in slot forms valve element while defining faces of slot form valve seat |
| CN201428578Y (en) * | 2009-04-17 | 2010-03-24 | 常州市越兴化工有限公司 | Waste oil storage device of chemical pressure pump |
| CN201526431U (en) * | 2009-09-10 | 2010-07-14 | 河南省电力公司平顶山供电公司 | Vacuum pump oil return preventing device used for transformer maintenance |
| CN204961211U (en) * | 2015-09-18 | 2016-01-13 | 江苏中伟节能科技有限公司 | High -efficient evacuating device |
| CN205064212U (en) * | 2015-10-13 | 2016-03-02 | 江苏双江能源科技股份有限公司 | Transformer oil vacuum filters system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107856328A (en) * | 2017-11-28 | 2018-03-30 | 南宁市迈尔斯科技有限公司 | A kind of leg guard manufacturing process and its system |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20161109 |