CN104696692B - For conveying the system and lubricating system of liquid - Google Patents
For conveying the system and lubricating system of liquid Download PDFInfo
- Publication number
- CN104696692B CN104696692B CN201510075273.7A CN201510075273A CN104696692B CN 104696692 B CN104696692 B CN 104696692B CN 201510075273 A CN201510075273 A CN 201510075273A CN 104696692 B CN104696692 B CN 104696692B
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- China
- Prior art keywords
- liquid
- delivery pump
- discharging tube
- aperture
- pipette
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- 239000007788 liquid Substances 0.000 title claims abstract description 98
- 230000001050 lubricating effect Effects 0.000 title claims abstract description 17
- 238000007599 discharging Methods 0.000 claims abstract description 51
- 230000003134 recirculating effect Effects 0.000 claims description 12
- 239000010687 lubricating oil Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 9
- 238000005461 lubrication Methods 0.000 abstract description 4
- 238000005213 imbibition Methods 0.000 description 6
- 239000003921 oil Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- -1 preferably Ground Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Details Of Reciprocating Pumps (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The invention discloses a kind of system and lubricating system for being used to convey liquid, the system for being used to convey liquid includes delivery pump (1), the delivery pump (1) has the first pipette (2) and the first discharging tube (3), characterized in that, formed with the first aperture (4) for discharging the gas in the liquid on first discharging tube (3).In delivery pump (1) rotation process, the gas being mingled with a liquid can be discharged by the first aperture (4).Particularly when delivery pump (1) starts to start, without removing system unit, without to the first discharging tube (3) interior liquid filling, you can fast and efficiently discharge the gas in liquid by the first aperture (4).It when the system is applied in lubricating system, can ensure by the safe operation of lubricating utensil, avoid due to lack of lubrication and cause bearing shell the failure such as to burn.
Description
Technical field
The present invention relates to liquid transportation art, in particular it relates to which a kind of be used to convey the system of liquid and including the system
Lubricating system.
Background technology
Pump is the machinery for conveying liquid or being pressurized liquid, mainly for delivery of water, oil, acid ＆ alkali liquid, emulsion, suspension
With the liquid such as liquid metal.According to the difference of concrete structure, pump can be divided into gear pump, vane pump, plunger pump etc..But no matter what
Kind pump, all with similar operation principle：Worked by the change of sealed volume.
By taking external gear rotary pump as an example, with the rotation of gear, imbibition chamber due to the intermeshing gear teeth gradually disengage and
Volume gradually increases, and forms partial vacuum, the liquid in liquid reserve tank is entered under external atmospheric pressure effect through pipette and inhales
Sap cavity, and with the rotation of gear, liquid is brought into exhaust chamber.In the exhaust chamber, because the gear teeth are progressively engaged, work is sealed
Make chamber volume constantly to reduce, be extruded away by discharging tube liquid.
As can be seen here, it is to ensure that pump is high to ensure imbibition chamber and the sealing of exhaust chamber in pump, prevent that gas from entering imbibition chamber
Imitate the necessary condition of work.However, in actual applications, this necessary condition can not often be met due to various factors.For example,
In machinery lubrication system, pump produces disturbance by motor driven, the bearing of support motor power output shaft in rotary course,
Admit air into the lubricating oil in fuel reserve tank.When air capacity is more, because vacuum is smaller in imbibition chamber, pump oil can be caused
The problems such as insufficient, the bearing shell in the equipment that can cause to be lubricated when serious such as burn at the failure.
Air in method excavationg pump of the those skilled in the art generally by pouring into from liquid to discharging tube, this method
Need to disassemble the part in drain line so that liquid filling can be carried out, operating efficiency is low and can not thoroughly solve problem.If conveyed
Liquid be fluid or toxic liquid, this method also has pollution environment, endangers the hidden danger such as personal safety.
In view of this, it is necessary to a kind of system for conveying liquid is invented, to solve present in above-mentioned prior art
Problem.
The content of the invention
It is an object of the invention to provide a kind of system for conveying liquid, the system can effectively discharge the liquid conveyed
In the gas that is mingled with, and need not be in dismounting system in discharging gas process any part.
To achieve these goals, the present invention provides a kind of system for conveying liquid, and the system includes delivery pump, should
Delivery pump has the first pipette and the first discharging tube, formed with for discharging the gas in the liquid on first discharging tube
The first aperture.
Preferably, the system also includes the liquid reserve tank for storing the liquid, and the delivery pump is located in the liquid reserve tank, institute
State the first keyhole formation being located in the liquid reserve tank on the pipeline section of ullage in first discharging tube.
Preferably, first aperture is circular port, its a diameter of 0.5mm~3mm.
Preferably, it is also equipped with first discharging tube for preventing the liquid from flowing back to the first inverse of the delivery pump
Only valve, first aperture are located on the pipeline section of first discharging tube between first non-return valve and the delivery pump.
Preferably, the system also includes standby delivery pump and feed flow main pipe, and the standby delivery pump has the second pipette
With the second discharging tube, second discharging tube is provided with the second non-return valve, the feed flow main pipe be connected to first non-return valve and
The reverse port of second non-return valve；Wherein, formed with second orifice on second discharging tube.
Preferably, the second orifice is circular port, its a diameter of 0.5mm~3mm.
Preferably, the system also includes controller, and the controller is used to control the delivery pump and the standby delivery pump
Start and stop.
Preferably, the system also includes recirculating line, recycle valve is provided with the recirculating line, also, this is again
Circulation line makes the feed flow main pipe be connected with the inner chamber of the liquid reserve tank, or makes first discharging tube and the second row
Liquid pipe connects with first pipette and second pipette respectively.
Preferably, the liquid is lubricating oil.
On this basis, the present invention also provides a kind of lubricating system, and the lubricating system includes the use provided by the invention
In the system of conveying liquid.
Pass through above-mentioned technical proposal, in delivery pump rotation process, the gas being mingled with a liquid can be by the first aperture
Discharge.Particularly when delivery pump starts to start, without removing system unit, without the liquid filling into the first discharging tube, i.e.,
The gas in liquid can be fast and efficiently discharged by the first aperture.When the system is applied in lubricating system, can ensure
By the safe operation of lubricating utensil, avoid causing bearing shell the failure such as to burn due to lack of lubrication.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing is for providing a further understanding of the present invention, and a part for constitution instruction, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the schematic diagram for being used to convey the system of liquid according to a kind of preferred embodiment of the present invention；
Fig. 2 is the schematic diagram for being used to convey the system of liquid according to another preferred embodiment of the present invention.
Description of reference numerals
The pipette of 1 delivery pump 2 first
The aperture of 3 first discharging tube 4 first
The non-return valve of 5 liquid reserve tank 6 first
The feed flow main pipe of 7 standby delivery pump 8
The discharging tube of 9 second pipette 10 second
The recirculating line of 11 second non-return valve 12
The second orifice of 13 recycle valve 14
Embodiment
The embodiment of the present invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that this place is retouched
The embodiment stated is merely to illustrate and explain the present invention, and is not intended to limit the invention.
In the present invention, in the case where not making opposite explanation, the noun of locality such as " upper and lower, left and right " used typically refers to
Upper and lower, left and right shown in refer to the attached drawing；" inside and outside " refers to the inside and outside of the profile relative to each part in itself.
It is shown referring to Figures 1 and 2, according to a kind of system for conveying liquid of embodiment of the present invention, including
Delivery pump 1, the delivery pump 1 have the first pipette 2 and the first discharging tube 3, wherein, on first discharging tube 3 formed with
In the first aperture 4 for discharging the gas in the liquid.
Delivery pump 1 of the present invention can be arbitrarily to be commonly used in the dynamical element for conveying liquid, the liquid of conveying
Can be water, hydraulic oil, lubricating oil etc..Correspondingly, first aperture can suitably be adjusted by conveying liquid corresponding to different
4 size, suitably to discharge the air in the liquid.
In the rotation process of delivery pump 1, the gas being mingled with a liquid can be discharged by the first aperture 4.Particularly defeated
Send pump 1 start start when, without removing system unit, without the liquid filling into the first discharging tube 3, you can pass through the first aperture
4 fast and efficiently discharge liquid in gas, so as to avoid due in imbibition chamber vacuum it is smaller and caused by pump liquid pressure or
The problems such as pump output deficiency.When the system is applied in lubricating system, can ensure, by the safe operation of lubricating utensil, to avoid
Bearing shell is caused the failure such as to burn due to lack of lubrication.
System provided by the present invention for conveying liquid can also include the liquid reserve tank 5 for storing the liquid, described
Delivery pump 1 is located in the liquid reserve tank 5, and first aperture 4 is formed in first discharging tube 3 in the liquid reserve tank 5
On the pipeline section of ullage.Delivery pump 5 can be completely or partially immersed in the liquid in liquid reserve tank 5, its first discharging tube 3 to
Ullage of the small part pipeline section in liquid reserve tank 5, the first aperture 4 are preferably formed on this portions.Compared to
One aperture 4 is formed in the first discharging tube 3 on the pipeline section in liquid, or is formed and be located at liquid storage in the first discharging tube 3
On pipeline section outside case 5, this set form is had an advantage that, from the first aperture 4 discharge air as little as possible with liquid again
Mixing, and the liquid discharged at the first aperture 4 with air can be returned in liquid reserve tank 5, avoid causing water resource waste or oil
Liquid pollutes environment.
First aperture 4 can be formed as various appropriate shapes or size, it is preferable that and the first aperture 4 is circular port,
Its a diameter of 0.5mm~3mm；It is highly preferred that the first hole diameter is 1mm.
Can be with order to prevent liquid flow from returning delivery pump 1 and be easy to the maintenance of the grade of delivery pump 1, on first discharging tube 3
The first non-return valve 6 for preventing the liquid from flowing back to the delivery pump 1 is installed, it is first inverse that first aperture 4 is located at this
Only on the pipeline section of first discharging tube 3 between valve 6 and the delivery pump 1.Set below with reference to preferred embodiment description
Put other advantages of first non-return valve 6.
The system according to the preferred embodiment of the present invention for being used to convey liquid can also include standby delivery pump 7 and feed flow
Main pipe 8, the standby delivery pump 7 have the second pipette 9 and the second discharging tube 10, and it is inverse that second discharging tube 10 is provided with second
Only valve 11, the feed flow main pipe 8 are connected to the reverse port of first non-return valve 6 and second non-return valve 11；Wherein, institute
State on the second discharging tube 10 formed with second orifice 14.
Liquid can be conveyed incessantly by being provided with the system for being used to convey liquid of delivery pump 1 and standby delivery pump 7 simultaneously,
First non-return valve 6 and the second non-return valve 11 are then used to influence each other when preventing delivery pump 1 and standby delivery pump 7 from operating.Specifically,
Under normal condition, delivery pump 1 works, and standby delivery pump 7 stops, and the second non-return valve 11 prevents that having for the output of delivery pump 1 is certain
The liquid of pressure is entered by the second discharging tube 10 in the exhaust chamber of standby delivery pump 7；Work is unable to when delivery pump 1 breaks down
When making, start standby delivery pump 7, the first non-return valve 6 can prevent the liquid with certain pressure that standby delivery pump 7 exports from passing through
First discharging tube 3 enters delivery pump 1, so as to be repaired to delivery pump 1.In said process, the first aperture 4 and second is small
Hole 14 can discharge the air in delivery pump 1 and standby delivery pump 7 and the liquid each conveyed respectively.Feed flow main pipe 8 can connect
In pipe outlet, hydraulic actuator or part for being lubricated etc..
Preferably, the second orifice 14 is circular port, its a diameter of 0.5mm~3mm, it is highly preferred that its is a diameter of
1mm。
For the ease of realizing remote control, according to a kind of system for being used to convey liquid of preferred embodiment of the present invention also
Including controller, the controller is used for the start and stop for controlling the delivery pump 1 and the standby delivery pump 7, so as to remotely to upper
The switching stated between delivery pump 1 and standby delivery pump 7 is controlled.This scheme is particularly suitable for use in when the system is located at severe ring
When in border, such as when the liquid conveyed has toxicity, or the equipment such as liquid reserve tank 5 is located in small space.
Further, the system according to the preferred embodiment of the present invention for being used to convey liquid can also include recirculation pipe
Road 12, recycle valve 13 is installed on the recirculating line 12, also, the recirculating line 12 makes the He of the first discharging tube 3
Second discharging tube 10 connects with first pipette 2 and second pipette 9 respectively, as shown in Figure 1；Or make institute
The inner chamber that feed flow main pipe 8 is stated with the liquid reserve tank 5 connects, as shown in Figure 2.
The recirculating line 12 for being provided with recycle valve 13 is set, is easy to by controlling the aperture regulation of recycle valve 13 to supply
The pressure for the liquid that liquid main pipe 8 is discharged.In addition, in embodiment as shown in Figure 1, when delivery pump 1 starts, the first discharging tube
The amount of liquid of 3 discharges is less, and the liquid for making this small amount of by recirculating line 12 is directly entered in the first pipette 2, can be subtracted
Due to cavitation caused by cavitation in liquid in the weak start-up course of delivery pump 1.Connection and the second discharging tube 10 and the second imbibition
Recirculating line 12 between pipe 9 also has same effect.
Just as described above, the system provided by the present invention for conveying liquid can be used for conveying plurality of liquid, preferably
Ground, the liquid are lubricating oil.
On this basis, the present invention also provides a kind of lubricating system, and the lubricating system includes above-mentioned for conveying liquid
System.The lubricating system has the following advantages that：Without artificial air-discharging, labor intensity is reduced；The equipment that guarantee is lubricated
Safe operation；Facilitate the start and stop of delivery pump, efficiency is higher.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, still, the present invention is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the present invention, a variety of letters can be carried out to technical scheme
Monotropic type, these simple variants belong to protection scope of the present invention.For example, the first aperture 4 can be arranged on the first discharge opeing
On the pipeline section being located at below liquid level of pipe 3.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (9)
1. a kind of system for conveying liquid, including delivery pump (1) and the liquid reserve tank (5) for storing the liquid, the conveying
Pump (1) has the first pipette (2) and the first discharging tube (3), it is characterised in that on first discharging tube (3) formed with
In the first aperture (4) for discharging the gas in the liquid, the delivery pump (1) is located in the liquid reserve tank (5), and described first
Aperture (4) is formed in first discharging tube (3) on the pipeline section of the liquid reserve tank (5) interior ullage, the system
Also include recirculating line (12), recycle valve (13) is installed on the recirculating line (12), with can be by controlling this again
The aperture of circulating valve (13) and adjust discharge opeing pressure, the recirculating line (12) is located at institute by first discharging tube (3)
State the pipeline section after the first aperture (4) and be communicated to first pipette (2).
2. system according to claim 1, it is characterised in that first aperture (4) is circular port, and its is a diameter of
0.5mm~3mm.
3. system according to claim 1, it is characterised in that be also equipped with being used to prevent on first discharging tube (3)
The liquid flows back to the first non-return valve (6) of the delivery pump (1), first aperture (4) be located at first non-return valve (6) and
On the pipeline section of first discharging tube (3) between the delivery pump (1).
4. system according to claim 3, it is characterised in that the system also includes standby delivery pump (7) and feed flow main pipe
(8), the standby delivery pump (7) has the second pipette (9) and the second discharging tube (10), and second discharging tube (10) is provided with
Second non-return valve (11), the feed flow main pipe (8) are connected to the anti-of first non-return valve (6) and second non-return valve (11)
To port；
Wherein, formed with second orifice (14) on second discharging tube (10).
5. system according to claim 4, it is characterised in that the second orifice (14) is circular port, and its is a diameter of
0.5mm~3mm.
6. system according to claim 4, it is characterised in that the system also includes controller, and the controller is used to control
The delivery pump (1) and the start and stop of the standby delivery pump (7).
7. system according to claim 6, it is characterised in that the recirculating line (12) makes second discharging tube
(10) connected with second pipette (9).
8. system as claimed in any of claims 1 to 7, it is characterised in that the liquid is lubricating oil.
9. a kind of lubricating system, it is characterised in that the lubricating system includes as claimed in any of claims 1 to 8
System for conveying liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510075273.7A CN104696692B (en) | 2014-09-18 | 2015-02-12 | For conveying the system and lubricating system of liquid |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410478527.5A CN104265617A (en) | 2014-09-18 | 2014-09-18 | System for conveying liquid and lubrication system |
| CN2014104785275 | 2014-09-18 | ||
| CN201510075273.7A CN104696692B (en) | 2014-09-18 | 2015-02-12 | For conveying the system and lubricating system of liquid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104696692A CN104696692A (en) | 2015-06-10 |
| CN104696692B true CN104696692B (en) | 2018-02-16 |
Family
ID=52157173
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410478527.5A Pending CN104265617A (en) | 2014-09-18 | 2014-09-18 | System for conveying liquid and lubrication system |
| CN201510075273.7A Active CN104696692B (en) | 2014-09-18 | 2015-02-12 | For conveying the system and lubricating system of liquid |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410478527.5A Pending CN104265617A (en) | 2014-09-18 | 2014-09-18 | System for conveying liquid and lubrication system |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104265617A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864252A (en) * | 2015-04-15 | 2015-08-26 | 中山市鸿程科研技术服务有限公司 | Draught fan motor lubricating device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2185326Y (en) * | 1992-10-21 | 1994-12-14 | 刘书田 | Safety operating protector for lubricating system of diesel engine |
| CN2412821Y (en) * | 2000-01-28 | 2001-01-03 | 浙江豪情摩托车有限公司 | Automatic exhaust and lubricating oil feeding device for motorcycle |
| CN2533281Y (en) * | 2002-03-27 | 2003-01-29 | 孙宝琴 | Automatic exhausting device for single cylinder diesel engine |
| JP2007146962A (en) * | 2005-11-28 | 2007-06-14 | Fanuc Ltd | Grease feeding system |
| CN1865688A (en) * | 2006-04-30 | 2006-11-22 | 无锡开普动力有限公司 | Electrically-controlled oilway automatic exhaust device for single-cylinder diesel engine |
| CN102187142B (en) * | 2008-08-13 | 2015-05-20 | 鲍勃埃菲尔德控股私人有限公司 | Method and apparatus for purging air from automatic lubrication systems |
| CN201944524U (en) * | 2010-06-24 | 2011-08-24 | 中国神华能源股份有限公司 | Lubricating system for hydraulic coupler |
| CN102926988B (en) * | 2012-11-08 | 2015-08-19 | 嘉兴电力局 | A kind of device of air that automatically overflows of Hydraulic Mechanism of Circuit-breaker |
| CN203413325U (en) * | 2013-07-09 | 2014-01-29 | 邝嘉豪 | Electric grease filling pump |
| CN203702870U (en) * | 2013-12-27 | 2014-07-09 | 合肥华升泵阀有限责任公司 | Lubricating oil operation control system for sliding bearings |
-
2014
- 2014-09-18 CN CN201410478527.5A patent/CN104265617A/en active Pending
-
2015
- 2015-02-12 CN CN201510075273.7A patent/CN104696692B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104265617A (en) | 2015-01-07 |
| CN104696692A (en) | 2015-06-10 |
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