CN203640956U - Lubricating oil automatic drying vacuum pump - Google Patents
Lubricating oil automatic drying vacuum pump Download PDFInfo
- Publication number
- CN203640956U CN203640956U CN201420027664.2U CN201420027664U CN203640956U CN 203640956 U CN203640956 U CN 203640956U CN 201420027664 U CN201420027664 U CN 201420027664U CN 203640956 U CN203640956 U CN 203640956U
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- CN
- China
- Prior art keywords
- lubricating oil
- vacuum pump
- capillary tube
- flash evaporation
- tube
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- Expired - Fee Related
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Abstract
The utility model discloses a lubricating oil automatic drying vacuum pump. The lubricating oil in the vacuum pump is connected with a suction pipe through a filter screen cover, a capillary tube and a flash evaporation tube. The connecting position of the capillary tube and the lubricating oil is lower than lubricating oil level. The head end of the capillary tube is connected with the filter screen cover, winds at the lower end of the flash evaporation tube for several times and is guided in at the upper end of the flash evaporation tube. The flash evaporation tube is of a cavity structure. The upper end of the flash evaporation tube is connected with the capillary tube. The lower end of the flash evaporation tube is connected with the suction pipe. The upper end of the lubricating oil level is communicated with the atmosphere through an exhaust pipe. An exhaust one-way valve is disposed below the lubricating oil level. The lubricating oil automatic drying vacuum pump has the advantages that oil circulation moisture flash evaporation is achieved by the heat and vacuum generated during operation of the vacuum pump, reliable and continuous oil drying is achieved, and the lubricating oil automatic drying vacuum pump is specially significant and promising in application prospect.
Description
Technical field
The utility model relates to a kind of vacuum pump of moisture in lubricant removal automatically at work.
Background technique
Vacuum pump is a kind of machinery designing for obtaining vacuum, and wherein rotary-vane vaccum pump is because of high, reliable being widely used of degree of vacuum wide in variety, that obtain.Rotary-vane vaccum pump has reliable vacuum pressure differential lubrication by oil circulation system, in bled body, under moisture and dust few cases, use and have very long working life, in rotary-vane vaccum pump work, dust filtering ratio is easier to realize, but the removal difficulty for moisture is larger, even if be also difficult to avoid moisture enrichment in lubricant oil under the condition that has gas ballast valve.
Vacuum water content in oil increases can affect degree of vacuum, if it is lubricated that vacuum oil emulsion deterioration also can affect, the high also easy corrosion of vacuum water content in oil produces anvil cinder, lubricated deterioration, once impurity stops up the small oil circulation inlet port of diameter, will make vacuum pump under dry grinding state, work and damage rapidly.Therefore, ensure dry rotary-vane vaccum pump working life and the degree of vacuum of just ensureing of vacuum oil.
For removing the moisture in vacuum oil, be generally regularly pumping fluid to be taken out, after dry moisture, put back to or change, but this method is obviously cumbersome, also can affect the continuous operation of vacuum pump, thereby prior art can not be satisfactory.
Model utility content
The technical problems to be solved in the utility model overcomes the deficiencies in the prior art exactly, and a kind of simple in structure, vacuum pump of moisture in lubricant removal automatically is at work provided.
For overcoming the deficiencies in the prior art, the utility model is taked following technological scheme:
A kind of lubricant oil automatic drying vacuum pump, it is characterized in that: the lubricant oil in vacuum pump is connected through screen cover, capillary tube, flash drum and exhaust tube, the position that capillary tube is connected with lubricant oil is lower than lubricating oil level, and the residue of screen cover in can filtering lubricant oil, prevents that capillary tube from being blocked, capillary tube head end connects screen cover, then outside flash drum lower end around some circles, flash drum upper end introduce, flash drum is cavity structure, upper end is connected with capillary tube, and lower end is connected with exhaust tube through pipeline; Lubricating oil level upper end is connected through outlet pipe and atmosphere, and lubricant oil pasta has exhaust check valve sheet.
The design newly increases the lubricated branch road of a road binders automatic drying, carrys out automatic dry vacuum lubricant oil, realizes two-way oil lubrication simultaneously and circulates to ensure reliably working.
The position of screen cover is lower than lubricant level, the lubricant oil that guard filters after filtration, under the vacuum action of exhaust tube, realize circulation flash distillation, utilizing pump itself to realize water content in oil removes, capillary tube head end connects screen cover, then outside flash drum lower end starts around some circles, introduce flash drum in flash drum upper end and realize moisture flash distillation, the transmission of the heat that flash distillation heat produces from vacuum pump work to flash drum, after flash distillation, water vapor and oil all tap into exhaust tube by flash drum lower end, and steam is with the discharge of bleeding, and lubricant oil is with the lubricated whole system of bleeding.
Longer capillary tube plays the newly-increased branch road circular flow of throttling control lubricant oil, outside flash drum lower end starts, be for reliable fixed capillary around some circles, also can utilize flash drum to transmit heat that vacuum pump work produces to offer lubricant oil and enter the flash distillation of flash drum, because water content in oil reduces after flash distillation, realize the dry oil cooling that simultaneously also realizes, strengthened the heat radiation of vacuum pump.Olesome is by exhaust check valve sheet, and sedimentation separation is carried out in the space entering on pasta with pumped gas, and the gas after oily sedimentation is discharged by outlet pipe.
Compared with prior art, the beneficial effects of the utility model are: newly-increased oil lubrication filtration cycle branch road; Be coiled into spring-like throttling control flow by long capillary simple and reliable; Heat and the vacuum of utilizing vacuum pump work itself to produce realize the flash distillation of oily circulation moisture, reliably continuously carry out oil drying, have the meaning of particular importance; Water content in oil flash distillation is also conducive to take away the heat that vacuum pump work itself produces simultaneously, has strengthened heat radiation; Screen cover can unclamp and clear up easily.
Brief description of the drawings
Fig. 1 is plane structure schematic diagram of the present utility model.
In figure, each label represents:
1, screen cover; 2, capillary tube; 3, flash drum; 4, exhaust tube; 5, outlet pipe; 6, exhaust check valve sheet; 7, lubricating oil level.
Embodiment
Now by reference to the accompanying drawings, the utility model is further illustrated.
Lubricant oil automatic drying vacuum pump as shown in Figure 1, lubricant oil in vacuum pump is connected through screen cover 1, capillary tube 2, flash drum 3 and exhaust tube 4, the position that capillary tube 2 is connected with lubricant oil is lower than lubricating oil level 7, the residue of screen cover 1 in can filtering lubricant oil, prevent that capillary tube 2 from being blocked, capillary tube 2 head ends connect screen cover 1, then outside flash drum 3 lower ends around some circles, introduce in flash drum 3 upper ends, flash drum 3 is cavity structure, upper end is connected with capillary tube 2, and lower end is connected with exhaust tube 4 through pipeline; Lubricating oil level 7 upper ends are connected through outlet pipe 5 and atmosphere, and lubricant oil pasta has exhaust check valve sheet 6.
When vacuum pump work, the lubricant oil filtering through screen cover 1, under the vacuum action of exhaust tube 4, realize circulation flash distillation, utilizing pump itself to realize water content in oil removes, capillary tube head end connects screen cover 1, then outside flash drum 3 lower ends start around some circles, introduce flash drum 3 in flash drum 3 upper ends and realize moisture flash distillation, the transmission of the heat that flash distillation heat produces from vacuum pump work to flash drum 3, after flash distillation, water vapor and oil all tap into exhaust tube 4 by flash drum 3 lower ends, and steam is with the discharge of bleeding, and lubricant oil is with the lubricated whole system of bleeding.
Longer capillary tube 2 plays the newly-increased branch road circular flow of throttling control lubricant oil, outside flash drum 3 lower ends, be for reliable fixed capillary 2 around some circles, also can utilize flash drum 3 to transmit heat that vacuum pump work produces to offer lubricant oil and enter the flash distillation of flash drum 3, because water content in oil reduces after flash distillation, realize the dry oil cooling that simultaneously also realizes, strengthened the heat radiation of vacuum pump.Olesome is by exhaust check valve sheet 6, and sedimentation separation is carried out in the space entering on pasta with pumped gas, and the gas after oily sedimentation is discharged by outlet pipe 5.
Above-mentioned is preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction.Any those of ordinary skill in the art, in the situation that not departing from technical solutions of the utility model scope, all can utilize the technology contents of above-mentioned announcement to make many possible variations and modification to technical solutions of the utility model, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not depart from technical solutions of the utility model,, all should drop in the scope of technical solutions of the utility model protection any simple modification made for any of the above embodiments, equivalent variations and modification according to the utility model technical spirit.
Claims (1)
1. a lubricant oil automatic drying vacuum pump, it is characterized in that: the lubricant oil in vacuum pump is connected through screen cover, capillary tube, flash drum and exhaust tube, the position that capillary tube is connected with lubricant oil is lower than lubricating oil level, capillary tube head end connects screen cover, then outside flash drum lower end around some circles, flash drum upper end introduce, flash drum is cavity structure, upper end is connected with capillary tube, and lower end is connected with exhaust tube through pipeline; Lubricating oil level upper end is connected through outlet pipe and atmosphere, and lubricant oil pasta has exhaust check valve sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420027664.2U CN203640956U (en) | 2014-01-17 | 2014-01-17 | Lubricating oil automatic drying vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420027664.2U CN203640956U (en) | 2014-01-17 | 2014-01-17 | Lubricating oil automatic drying vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203640956U true CN203640956U (en) | 2014-06-11 |
Family
ID=50872210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420027664.2U Expired - Fee Related CN203640956U (en) | 2014-01-17 | 2014-01-17 | Lubricating oil automatic drying vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203640956U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103727004A (en) * | 2014-01-17 | 2014-04-16 | 吉首大学 | Automatic drying vacuum pump for lubricating oil |
-
2014
- 2014-01-17 CN CN201420027664.2U patent/CN203640956U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103727004A (en) * | 2014-01-17 | 2014-04-16 | 吉首大学 | Automatic drying vacuum pump for lubricating oil |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20170117 |