CN109707701A - A kind of superposing type dual flow filter - Google Patents
A kind of superposing type dual flow filter Download PDFInfo
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- CN109707701A CN109707701A CN201811511554.2A CN201811511554A CN109707701A CN 109707701 A CN109707701 A CN 109707701A CN 201811511554 A CN201811511554 A CN 201811511554A CN 109707701 A CN109707701 A CN 109707701A
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- filter
- valve body
- hydraulic oil
- actuator port
- sensor
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- 230000009977 dual effect Effects 0.000 title claims abstract description 21
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 53
- 239000003921 oil Substances 0.000 claims abstract description 36
- 239000012530 fluid Substances 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 description 9
- 239000007788 liquid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Fluid-Pressure Circuits (AREA)
Abstract
The present invention provides a kind of superposing type dual flow filter, belongs to hydraulic transmission technology field.The present invention includes valve body, filter and sensor, filter and sensor are connected with two groups of hydraulic oil pipelines respectively, junction is provided with check valve, two groups of hydraulic oil pipelines are connected with the actuator port of valve body upper and lower surface respectively, the present invention can effectively prevent actuator port reciprocating motion actuator (oil cylinder, hydraulic motor) in hydraulic circuit, the residual particles of actuator port pipeline, executive component and enter control Hydraulic Elements internal damage control element from abrasion generation rubbish, to extend the service life of oil pump and valve, the failure rate of machine is reduced.
Description
Technical field
The present invention relates to a kind of superposing type dual flow filters, belong to hydraulic transmission technology field.
Background technique
The lubricating oil such as hydraulic oil, machinery oil, cooling oil in the process of running, moisture, gas, volatile substance and impurity due to
A variety of causes is inevitably mixed into lubricating oil, accelerates the oxidation of oil, and has encouraged the formation of foam, incrustation and greasy filth, is dropped
The performances such as lubrication, heat dissipation, dispersion, the cooling of low oil.The corrosion and abrasion for causing metal parts simultaneously, influence hydraulic pressure system
System, dynamical system, the normal operation of lubricating system.For the performance and reliable, to oil liquid cleannes requirement for ensuring hydraulic system
It is higher and higher.Hydraulic oil filter, not only serves as the special equipment of hydraulic system injection fresh oil filtering, and is also used as
The special equipment of pollutant in periodic filtering system media, it may help to the pollution that user preferably handles hydraulic system
Object, is effectively ensured the cleannes of oil liquid, to extend the service life of Hydraulic Elements, guarantees system worked well.
Existing P mouthfuls of superposing type filter belongs to unidirectional filtering, can only belong to oil inlet filtering toward a direction filtering；Pipe
Formula filter cannot keep the dregs filtered out here when dual flow filter；Tubular filter, can only be toward one when unidirectional filtering
A direction filtering.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of superposing type dual flow filter,
For solving there was only single direction oil inlet filtering or single direction oil return filter on the market at present in the prior art, without working oil
The bi-directional filtered problem of mouth.
In order to achieve the above objects and other related objects, the present invention provide a kind of superposing type dual flow filter include: valve body,
Filter, check valve and sensor, the valve body upper surface are provided with actuator port A and actuator port B, valve body following table
Face be provided with actuator port A1 and actuator port B1, actuator port A and actuator port B respectively with the hydraulic oil pipe of valve inner
Road A is connected with hydraulic oil pipeline B, actuator port A1 and actuator port B1 respectively with the hydraulic oil pipeline A1 and liquid of valve inner
Pressure oil pipeline B1 is connected；
The filter is provided with two groups, respectively filter B and filter A, filter B setting in valve inner
On the left of valve body, hydraulic oil pipeline B1 is connected on the left of filter B, right side connects hydraulic oil pipeline B, filter A by check valve
It is arranged on the right side of valve body, hydraulic oil pipeline A1 is connected on the right side of filter A, left side connects hydraulic oil pipeline A by check valve；
The sensor is arranged above valve inner filter, sensor be provided with two groups be respectively sensor B and
Sensors A, sensor B are arranged on the left of valve body, and check valve is connected on the right side of sensor B, connects hydraulic oil pipeline on the left of check valve
B1, right side connect hydraulic oil pipeline B, and sensors A is arranged on the right side of valve body, and check valve, check valve right side are connected on the left of sensors A
Hydraulic oil pipeline A1 is connected, left side connects hydraulic oil pipeline A.
In one embodiment of the invention, the valve body upper surface is provided with main oil return inlet T, main oil inlet P.
In one embodiment of the invention, the valve body lower surface is provided with main oil return inlet T, main oil inlet P.
In one embodiment of the invention, the valve inner sensor, filter, check valve and hydraulic oil pipeline
It is arranged in symmetrical expression.
As described above, a kind of superposing type dual flow filter of the invention, has the advantages that
The present invention can effectively prevent actuator port in hydraulic circuit and move back and forth actuator (oil cylinder, hydraulic motor), work
The residual particles of hydraulic fluid port pipeline, executive component generate rubbish from abrasion and enter control Hydraulic Elements internal damage control element,
To extend the service life of oil pump and valve, the failure rate of machine is reduced.
Detailed description of the invention
Fig. 1 is shown as a kind of main view of superposing type dual flow filter in the embodiment of the present invention.
Fig. 2 is shown as a kind of top view of superposing type dual flow filter in the embodiment of the present invention.
Fig. 3 is shown as a kind of bottom view of superposing type dual flow filter in the embodiment of the present invention.
Fig. 4 is shown as a kind of schematic diagram of internal structure of superposing type dual flow filter in the embodiment of the present invention.
Fig. 5 is shown as a kind of pipe connecting structure schematic diagram of superposing type dual flow filter in the embodiment of the present invention.
Fig. 6 is shown as a kind of working principle diagram of superposing type dual flow filter in the embodiment of the present invention.
Wherein, 1, check valve；2, check valve；3, filter A；4, sensors A；5, check valve；6, check valve；7, filter
B；8, sensor B；9, valve body；10, main oil return inlet T；11, actuator port B；12, actuator port A；13, main oil inlet P；14, work
Make hydraulic fluid port B1；15, actuator port A1；16, hydraulic oil pipeline B1；17, hydraulic oil pipeline A1；18, hydraulic oil pipeline B；19, hydraulic
Oil-piping A.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
Fig. 1 is please referred to Fig. 6.It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to
Cooperate the revealed content of specification, so that those skilled in the art understands and reads, being not intended to limit the invention can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of present invention can be generated and the purpose that can reach, it should all still fall in disclosed skill
Art content obtains in the range of capable of covering.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " centre " and
The term of " one " etc. is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, relativeness
It is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
Referring to Fig. 1, the present invention provide a kind of superposing type dual flow filter include: valve body 9, filter, check valve and
Sensor, 9 upper surface of valve body are provided with actuator port A12 and actuator port B11, and 9 lower surface of valve body is provided with work
Make hydraulic fluid port A115 and actuator port B114, actuator port A12 and actuator port B11 respectively with the hydraulic oil pipe inside valve body 9
Road A19 is connected with hydraulic oil pipeline B18, actuator port A115 and actuator port B114 respectively with the hydraulic oil inside valve body 9
Pipeline A117 is connected with hydraulic oil pipeline B116；
The filter is internally provided with two groups, respectively filter B 7 and filter A3, filter B 7 in valve body 9
Setting connects hydraulic oil pipeline B116 on the left of 9 left side of valve body, filter B 7, and right side connects hydraulic oil pipeline by check valve 6
B18, filter A3 setting connect hydraulic oil pipeline A117 on the right side of 9 right side of valve body, filter A3, and left side is connected by check valve 2
Meet hydraulic oil pipeline A19；
The sensor is arranged above 9 internal ramp of valve body, and it is respectively sensor B8 that sensor, which is provided with two groups,
With sensors A 4, sensor B8 setting connects check valve 5 on the right side of 9 left side of valve body, sensor B8, connects liquid on the left of check valve 5
Pressure oil pipeline B116, right side connect hydraulic oil pipeline B18, and the setting of sensors A 4 connects single on the left of 9 right side of valve body, sensors A 4
To valve 1, hydraulic oil pipeline A117 is connected on the right side of check valve 1, left side connects hydraulic oil pipeline A19.
A kind of application method of superposing type dual flow filter is: when hydraulic oil is from actuator port A12 to actuator port A115
When, check valve 2 ends oil circuit when hydraulic oil passes through check valve 2, and hydraulic oil pushes check valve 1 open when passing through check valve 1, and hydraulic oil can
To reach actuator port A12；When hydraulic oil is from actuator port A115 to actuator port A12, hydraulic oil passes through single when check valve 1
End oil circuit to valve 1, hydraulic oil by filter 3 hydraulic oil filtering, push hydraulic 2 oil of check valve open and arrive by filtered hydraulic oil
Up to actuator port A12；After filter both ends pressure difference is greater than sensor 4, the blocking of sensor sender alarm filter needs to change filter
Core, representing filter when being not up to sensor detected value such as pressure difference and not blocking can be used normally, and hydraulic oil is from actuator port
When B11 to actuator port B114 similarly.
9 upper surface of valve body is provided with main oil return inlet T 10, main oil inlet P 13.9 lower surface of the valve body setting
There are main oil return inlet T 10, main oil inlet P 13.9 internal sensor of valve body, filter, check valve and the hydraulic oil pipeline be in
Symmetrical expression setting.
In conclusion the present invention, which can effectively prevent actuator port in hydraulic circuit, moves back and forth actuator (oil cylinder, hydraulic horse
Up to), the residual particles of actuator port pipeline, executive component from abrasion generate rubbish enter control the control of Hydraulic Elements internal damage
Element processed reduces the failure rate of machine to extend the service life of oil pump and valve.So the present invention effectively overcomes
Various shortcoming in the prior art and have high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (4)
1. a kind of superposing type dual flow filter, which is characterized in that a kind of superposing type dual flow filter includes: valve body (9), mistake
Filter, check valve and sensor, the valve body (9) upper surface are provided with actuator port A (12) and actuator port B
(11), valve body (9) lower surface is provided with actuator port A1 (15) and actuator port B1 (14), actuator port A (12) and work
Hydraulic fluid port B (11) is connected with the hydraulic oil pipeline A (19) and hydraulic oil pipeline B (18) of valve body (9) inside respectively, actuator port A1
(15) it is connected respectively with the hydraulic oil pipeline A1 (17) and hydraulic oil pipeline B1 (16) of valve body (9) inside with actuator port B1 (14)
It connects；
The filter is internally provided with two groups, respectively filter B (7) and filter A (3), filter in valve body (9)
B (7) setting connects hydraulic oil pipeline B1 (16) on the left of filter B (7) on the left of valve body (9), and right side is connected by check valve (6)
Hydraulic oil pipeline B (18) is met, filter A (3) setting connects hydraulic oil pipeline A1 on the right side of valve body (9) on the right side of filter A (3)
(17), left side passes through check valve (2) connection hydraulic oil pipeline A (19)；
The sensor is arranged above valve body (9) internal ramp, and it is respectively (8) sensor B that sensor, which is provided with two groups,
With sensors A (4), sensor B (8) setting connects check valve (5) on the right side of sensor B (8), check valve on the left of valve body (9)
(5) left side connects hydraulic oil pipeline B1 (16), and right side connects hydraulic oil pipeline B (18), and sensors A (4) setting is on valve body (9) right side
Side, sensors A (4) left side connect check valve (1), connect hydraulic oil pipeline A1 (17) on the right side of check valve (1), and left side connection is hydraulic
Oil-piping A (19).
2. a kind of superposing type dual flow filter according to claim 1, it is characterised in that: described valve body (9) upper surface
It is provided with main oil return inlet T (10), main oil inlet P (13).
3. a kind of superposing type dual flow filter according to claim 1, it is characterised in that: described valve body (9) lower surface
It is provided with main oil return inlet T (10), main oil inlet P (13).
4. a kind of superposing type dual flow filter according to claim 1, it is characterised in that: passed inside the valve body (9)
Sensor, filter, check valve and hydraulic oil pipeline are in symmetrical setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811511554.2A CN109707701B (en) | 2018-12-11 | 2018-12-11 | Stacked bidirectional filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811511554.2A CN109707701B (en) | 2018-12-11 | 2018-12-11 | Stacked bidirectional filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109707701A true CN109707701A (en) | 2019-05-03 |
| CN109707701B CN109707701B (en) | 2020-12-01 |
Family
ID=66256304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811511554.2A Active CN109707701B (en) | 2018-12-11 | 2018-12-11 | Stacked bidirectional filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109707701B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203114797U (en) * | 2013-03-11 | 2013-08-07 | 锦州矿山机器(集团)有限公司 | Oil-returning and oil-filtering device for mine hoist hydraulic station |
| CN203348227U (en) * | 2013-01-05 | 2013-12-18 | 中国航空工业集团公司西安飞机设计研究所 | Double-way oil filtering device |
| CN204344562U (en) * | 2014-12-04 | 2015-05-20 | 中铁十一局集团汉江重工有限公司 | A kind of with bi-directional filtered closed-type double action crank press to drive hydraulic system principle |
| CN204610440U (en) * | 2015-05-04 | 2015-09-02 | 广州市阿盖特科技有限公司 | Multistage return filter and pressure test device thereof |
| US20160017900A1 (en) * | 2013-03-09 | 2016-01-21 | Hydac Filtertechnik Gmbh | Filter device |
| CN206560713U (en) * | 2017-02-21 | 2017-10-17 | 三众过滤技术南通有限公司 | A kind of detachable stack shell is used for the double-drum filter of hydrodynamic lubrication equipment |
-
2018
- 2018-12-11 CN CN201811511554.2A patent/CN109707701B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203348227U (en) * | 2013-01-05 | 2013-12-18 | 中国航空工业集团公司西安飞机设计研究所 | Double-way oil filtering device |
| US20160017900A1 (en) * | 2013-03-09 | 2016-01-21 | Hydac Filtertechnik Gmbh | Filter device |
| CN203114797U (en) * | 2013-03-11 | 2013-08-07 | 锦州矿山机器(集团)有限公司 | Oil-returning and oil-filtering device for mine hoist hydraulic station |
| CN204344562U (en) * | 2014-12-04 | 2015-05-20 | 中铁十一局集团汉江重工有限公司 | A kind of with bi-directional filtered closed-type double action crank press to drive hydraulic system principle |
| CN204610440U (en) * | 2015-05-04 | 2015-09-02 | 广州市阿盖特科技有限公司 | Multistage return filter and pressure test device thereof |
| CN206560713U (en) * | 2017-02-21 | 2017-10-17 | 三众过滤技术南通有限公司 | A kind of detachable stack shell is used for the double-drum filter of hydrodynamic lubrication equipment |
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| Publication number | Publication date |
|---|---|
| CN109707701B (en) | 2020-12-01 |
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| CP03 | Change of name, title or address |
Address after: No. 20, Lane 945, Changta Road, Shihudang Town, Songjiang District, Shanghai, 201600 Patentee after: Shanghai Langwei Hydraulic Co.,Ltd. Country or region after: China Address before: 201600 2nd floor, No.4, Lane 128, Dajiang Road, Songjiang District, Shanghai Patentee before: SHANGHAI LANGWEI ELECTRICAL AND MECHANICAL TECHNOLOGY Co.,Ltd. Country or region before: China |
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