CN203702738U - Moisture monitoring device for hydraulic oil - Google Patents
Moisture monitoring device for hydraulic oil Download PDFInfo
- Publication number
- CN203702738U CN203702738U CN201420041527.4U CN201420041527U CN203702738U CN 203702738 U CN203702738 U CN 203702738U CN 201420041527 U CN201420041527 U CN 201420041527U CN 203702738 U CN203702738 U CN 203702738U
- Authority
- CN
- China
- Prior art keywords
- filter
- unit
- monitoring device
- valve
- pressure
- Prior art date
- 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.)
- Expired - Lifetime
Links
- 239000010720 hydraulic oil Substances 0.000 title claims abstract description 29
- 238000012806 monitoring device Methods 0.000 title claims abstract description 27
- 238000001914 filtration Methods 0.000 claims abstract description 26
- 239000003921 oil Substances 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 48
- 238000001514 detection method Methods 0.000 claims description 16
- 238000011109 contamination Methods 0.000 claims description 11
- 238000009530 blood pressure measurement Methods 0.000 claims description 4
- 239000012530 fluid Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 238000012360 testing method Methods 0.000 description 6
- 238000000502 dialysis Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 239000000945 filler Substances 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses a moisture monitoring device for hydraulic oil. The moisture monitoring device comprises a moisture removing unit, a filtering unit and a filtering and moisture removing detecting unit. The moisture removing unit, the filtering unit and the filtering and moisture removing detecting unit are connected with an electric control unit. The moisture removing unit is connected with a low-pressure control valve set, and the filtering unit is connected with a filtered hydraulic system through a high-pressure counterbalance valve set. The filtering and moisture removing detecting unit comprises an oil pollution detecting instrument, a throttling valve and a pressure reducing valve, all of which are connected in sequence. One end of the oil pollution detecting instrument is connected with a first pressure measuring connector through a pressure measuring flexible pipe, a second one-way valve and a second overflow valve, and the other end of the oil pollution detecting instrument is connected with the low-pressure control valve set through the throttling valve and the pressure reducing valve. The moisture removing unit is connected with the filtered hydraulic system through a second quick connector and a second hydraulic flexible pipe. According to the moisture monitoring device for hydraulic oil, the filtering moisture removing detecting unit is arranged, the detecting precision is high, and the moisture monitoring device can be used on line and is easy to implement, popularize and apply.
Description
Technical field
The utility model relates to a kind of moisture monitoring device, relates in particular to a kind of moisture monitoring device of hydraulic oil.
Background technique
Water in hydraulic medium is very huge to the harm of hydraulic system.In hydraulic system, the turbidity test of hydraulic medium are directly concerning the important parameter such as stability and working life, precision of system.In order to eliminate water in hydraulic medium to reach the object of curing system, and improve scrubbing efficiency, be necessary to provide a kind of moisture monitoring device of hydraulic oil.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of moisture monitoring device of hydraulic oil, and testing precision is high and can use online, implements simply, is easy to apply.
The utility model is the moisture monitoring device that solves the problems of the technologies described above the technological scheme adopting and be to provide a kind of hydraulic oil, comprise except water unit, filter element and the filtration detection unit that dewaters, described except water unit, filter element, filtration dewaters, and detection unit is equal to be connected with electric control unit, describedly be connected with low-pressure control valve group except water unit, described filter element by ridge of high pressure pressure valve group be filtered hydraulic system and be connected; The described filtration detection unit that dewaters comprises successively connected oil contamination detector, throttle valve and reduction valve, one end of described oil contamination detector is connected by pressure measurement flexible pipe, the second one-way valve, the second relief valve and the first pressure measuring tie-in, and the other end is connected with low-pressure control valve group by throttle valve, reduction valve; It is described except water unit is by the second rapid pipe joint, the second hydraulic hose be filtered hydraulic system and be connected.
The moisture monitoring device of above-mentioned hydraulic oil, wherein, the described water unit that removes comprises that the auxiliary pump motor being connected successively, auxiliary pump, one-level are removed water filter and secondary removes water filter, described auxiliary pump and one-level are except being provided with forced air cooler between water filter.
The moisture monitoring device of above-mentioned hydraulic oil, wherein, described secondary is provided with pressure switch and the first relief valve except after water filter.
The moisture monitoring device of above-mentioned hydraulic oil, wherein, described filter element comprises connected successively main pump motor, main pump, one-level high pressure filter and secondary high pressure filter, between described main pump and one-level high pressure filter, is provided with the first one-way valve.
The moisture monitoring device of above-mentioned hydraulic oil, wherein, is provided with the second relief valve before described one-level high pressure filter.
The utility model contrast prior art has following beneficial effect: the moisture monitoring device of the hydraulic oil that the utility model provides, remove water unit, filter element and the filtration detection unit that dewaters by setting, the described water unit that removes is connected with low-pressure control valve group, described filter element by ridge of high pressure pressure valve group be filtered hydraulic system and be connected, testing precision is high and can use online, implement simply, to be easy to apply.
Brief description of the drawings
Fig. 1 is the moisture monitoring principle of device block diagram of the utility model hydraulic oil;
Fig. 2 is the moisture monitoring apparatus structure schematic diagram of the utility model hydraulic oil.
In figure:
Auxiliary pump motor 3 forced air coolers of 1 auxiliary pump 2
4 one-levels are except water filter 5 secondarys are except water filter 6 first relief valves
7 main pump motor 8 main pump 9 first one-way valves
10 second relief valve 11 one-level high pressure filter 12 accumulator safety valve groups
13 accumulator 14 second one-way valve 15 low-pressure control valve groups
16 secondary high pressure filter 17 temperature transducer 18 pressure transducers
19 pressure switch 20 pressure measurement flexible pipe 21 ridge of high pressure pressure valve groups
22 first rapid pipe joint 23 first hydraulic hose 24 second rapid pipe joints
25 second hydraulic hose 26 oil contamination detector 27 damping holes
28 reduction valve 29 throttle valve 30 first pressure measuring tie-ins
31 second pressure measuring tie-ins 32 are filtered hydraulic system
100 remove water unit 200 filter elements 300 filters the detection unit that dewaters
400 electric control units
Embodiment
Below in conjunction with drawings and Examples, the utility model will be further described.
Fig. 1 is the moisture monitoring principle of device block diagram of the utility model hydraulic oil; Fig. 2 is the moisture monitoring apparatus structure schematic diagram of the utility model hydraulic oil.
Refer to Fig. 1 and Fig. 2, the moisture monitoring device of the hydraulic oil that the utility model provides comprises except water unit 100, filter element 200 and the filtration detection unit 300 that dewaters, described except water unit 100, filter element 200, filter the detection unit 300 that dewaters and be all connected with electric control unit 400, describedly be connected with low-pressure control valve group 15 except water unit 100, described filter element 200 by ridge of high pressure pressure valve group 21 be filtered hydraulic system 32 and be connected; The described filtration detection unit 300 that dewaters comprises successively connected oil contamination detector 26, throttle valve 29 and reduction valve 28, one end of described oil contamination detector 26 is connected with the first pressure measuring tie-in 30 by pressure measurement flexible pipe 20, the second one-way valve 14, the second relief valve 10, and the other end is connected with low-pressure control valve group 15 by throttle valve 29, reduction valve 28; Between described low-pressure control valve group 15 and ridge of high pressure pressure valve group 21, also can be provided with temperature transducer 17, described ridge of high pressure pressure valve group 21 and be filtered and also can be provided with pressure transducer 18, the first rapid pipe joint 22 and the first hydraulic hose 23 between hydraulic system 32; It is described except water unit 100 is by the second rapid pipe joint 24, the second hydraulic hose 25 be filtered hydraulic system 32 and be connected.
The moisture monitoring device of the hydraulic oil that the utility model provides, remove water unit 100, filter element 200 and the filtration detection unit 300 that dewaters by setting, the described water unit 100 that removes is connected with low-pressure control valve group 15, described filter element 200 by ridge of high pressure pressure valve group 21 be filtered hydraulic system 32 and be connected, testing precision is high and can use online.
The moisture monitoring device of the hydraulic oil that the utility model provides, the described water unit 100 that removes comprises that the auxiliary pump motor 2, auxiliary pump 1, the one-level that are connected are successively removed water filter 4 and secondary removes water filter 5, and described auxiliary pump 1 and one-level are except being provided with forced air cooler 3 between water filter 4.Described secondary is provided with pressure switch 19 and the first relief valve 6 except after water filter 5, in the time exceeding the pressure of restriction except water unit 100 generations, and hydraulic system automatic deloading.
The moisture monitoring device of the hydraulic oil that the utility model provides, described filter element 200 comprises connected successively main pump motor 7, main pump 8, one-level high pressure filter 11 and secondary high pressure filter 16, is provided with the first one-way valve 9 between described main pump 8 and one-level high pressure filter 11; Before described one-level high pressure filter 11, be provided with the second relief valve 10, in the time that filter element 200 generations exceed the pressure of restriction, hydraulic system automatic deloading.
The moisture monitoring device of the hydraulic oil that the utility model provides, the throttle valve 29 that described filtration dewaters in detection unit 300 throttle valve is one-way throttle valve, coordinates reduction valve 28 to carry out pressure compensation adjusting.Electric control unit 400 comprises accumulator 13 and accumulator safety valve group 12, in described accumulator safety valve group 12, is provided with damping hole 27; Electric control unit 400 for except water unit 100, filter element 200, filter the detection unit 300 that dewaters and power; And gather the situation that the electric power thus supplied of water scavenging system, filtration system and respective filter are stopped up.
The working procedure of the moisture monitoring device of the hydraulic oil that the utility model provides is as follows: the fluid in hydraulic reservoir or oil drum enters filter element 200 and carries out the filtration of solid grain contamination after dewatering except water unit 100; Filter element 200 enters and is filtered hydraulic system 32 after solid grain contamination is filtered, and filters the inspection of de-watering apparatus effect in this link.Fluid after filtration enters hydraulic system via ridge of high pressure pressure valve group 21, need to be to dialysis de-watering apparatus effect detection time, can control low-pressure control valve group 15 opens, low-pressure control valve group 15 is preferably two solenoid valves, and fluid is got back to and filtered de-watering apparatus curing means oil pump ingress after oil contamination detector 26 detects.
1, all system except water filtration maintenance processes as follows:
Filler opening except filtration de-watering apparatus is connected to the reserved joint of oil pump suction inlet of hydraulic system by the second hydraulic hose 25, oil outlet is connected to the reserved joint of oil pump outlet of hydraulic system by the first hydraulic hose 23.
Start and filter the auxiliary pump 1 of de-watering apparatus curing means, auxiliary pump 1 is preferably screw pump, the fuel tank fluid of car launcher is removed to water filter 4, secondary except water filter 5 through one-level, by main pump 8 deliver to one-level high pressure filter 11, secondary high pressure filter 16 filters, the fluid after filtration enters hydraulic system.Main pump 8 is preferably plunger pump.
2, to filter the maintenance processes that dewaters as follows for hydraulic oil container:
The filler opening that filters de-watering apparatus is connected to the reserved joint of oil pump suction inlet of hydraulic system by the second hydraulic hose 25, oil outlet is connected to the reserved joint of oil pump outlet of hydraulic system by the first hydraulic hose 23.
Start and filter the auxiliary pump 1 of de-watering apparatus curing means, the fuel tank fluid of hydraulic system is removed to water filter 4, secondary except water filter 5 through one-level, by main pump 8 deliver to one-level high pressure filter 11, secondary high pressure filter 16 filters, the fluid after circulating filtration is got back to hydraulic reservoir.
3, oil filling filtration removal process is as follows:
The filler opening of crossing hydraulic pressure dialysis apparatus is inserted in oil drum by the second hydraulic hose 25, oil outlet is connected to the reserved joint of oil pump outlet of hydraulic system by the first hydraulic hose 23.
Start the auxiliary pump 1 of hydraulic pressure dialysis apparatus, fluid in oil drum is removed to water filter 4, secondary except water filter 5 through one-level, by main pump 8 deliver to one-level high pressure filter 11, secondary high pressure filter 16 filters, and the fluid after circulating filtration is added to hydraulic reservoir.
4, dialysis water removal effect checking process is as follows:
All system dewater and fluid dialysis procedure in, can check maintenance result.In the time that need detect maintenance effect, as long as press the test button of oil contamination detector 26, detecting instrument carries out pollution detection automatically, and testing result shows by liquid crystal display panel, and autostore.
Although the utility model discloses as above with preferred embodiment; so it is not in order to limit the utility model; any those skilled in the art; not departing from spirit and scope of the present utility model; when doing a little amendment and perfect, therefore protection domain of the present utility model is worked as with being as the criterion that claims were defined.
Claims (5)
1. the moisture monitoring device of a hydraulic oil, it is characterized in that, comprise except water unit (100), filter element (200) and the filtration detection unit (300) that dewaters, described except water unit (100), filter element (200), filter the detection unit (300) that dewaters and be all connected with electric control unit (400), describedly be connected with low-pressure control valve group (15) except water unit (100), described filter element (200) by ridge of high pressure pressure valve group (21) be filtered hydraulic system (32) and be connected; The described filtration detection unit (300) that dewaters comprises successively connected oil contamination detector (26), throttle valve (29) and reduction valve (28), one end of described oil contamination detector (26) is connected by pressure measurement flexible pipe (20), the second one-way valve (14), the second relief valve (10) and the first pressure measuring tie-in (30), and the other end is connected with low-pressure control valve group (15) by throttle valve (29), reduction valve (28); It is described except water unit (100) is by the second rapid pipe joint (24), the second hydraulic hose (25) be filtered hydraulic system (32) and be connected.
2. the moisture monitoring device of hydraulic oil as claimed in claim 1, it is characterized in that, the described water unit (100) that removes comprises that the auxiliary pump motor (2), auxiliary pump (1), the one-level that are connected are successively removed water filter (4) and secondary removes water filter (5), and described auxiliary pump (1) and one-level are except being provided with forced air cooler (3) between water filter (4).
3. the moisture monitoring device of hydraulic oil as claimed in claim 2, is characterized in that, described secondary is provided with pressure switch (19) and the first relief valve (6) except after water filter (5).
4. the moisture monitoring device of hydraulic oil as claimed in claim 1, it is characterized in that, described filter element (200) comprises connected successively main pump motor (7), main pump (8), one-level high pressure filter (11) and secondary high pressure filter (16), between described main pump (8) and one-level high pressure filter (11), is provided with the first one-way valve (9).
5. the moisture monitoring device of hydraulic oil as claimed in claim 4, is characterized in that, front the second relief valve (10) that is provided with of described one-level high pressure filter (11).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420041527.4U CN203702738U (en) | 2014-01-23 | 2014-01-23 | Moisture monitoring device for hydraulic oil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420041527.4U CN203702738U (en) | 2014-01-23 | 2014-01-23 | Moisture monitoring device for hydraulic oil |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203702738U true CN203702738U (en) | 2014-07-09 |
Family
ID=51053189
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420041527.4U Expired - Lifetime CN203702738U (en) | 2014-01-23 | 2014-01-23 | Moisture monitoring device for hydraulic oil |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203702738U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105465060A (en) * | 2015-12-31 | 2016-04-06 | 杨成刚 | Intelligent hydraulic oil tank device |
CN108872546A (en) * | 2017-05-08 | 2018-11-23 | 沈阳航达机载设备有限公司 | A kind of quality detection device suitable for high pressure and low pressure oil liquid |
CN113074168A (en) * | 2021-03-26 | 2021-07-06 | 广州文冲船厂有限责任公司 | Hydraulic oil dewatering system and method for side thruster |
CN113074170A (en) * | 2021-03-26 | 2021-07-06 | 广州文冲船厂有限责任公司 | Water removal device and hydraulic power system |
CN113074169A (en) * | 2021-03-26 | 2021-07-06 | 广州文冲船厂有限责任公司 | Lateral thruster hydraulic oil condensation dewatering system |
-
2014
- 2014-01-23 CN CN201420041527.4U patent/CN203702738U/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105465060A (en) * | 2015-12-31 | 2016-04-06 | 杨成刚 | Intelligent hydraulic oil tank device |
CN108872546A (en) * | 2017-05-08 | 2018-11-23 | 沈阳航达机载设备有限公司 | A kind of quality detection device suitable for high pressure and low pressure oil liquid |
CN113074168A (en) * | 2021-03-26 | 2021-07-06 | 广州文冲船厂有限责任公司 | Hydraulic oil dewatering system and method for side thruster |
CN113074170A (en) * | 2021-03-26 | 2021-07-06 | 广州文冲船厂有限责任公司 | Water removal device and hydraulic power system |
CN113074169A (en) * | 2021-03-26 | 2021-07-06 | 广州文冲船厂有限责任公司 | Lateral thruster hydraulic oil condensation dewatering system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN203702738U (en) | Moisture monitoring device for hydraulic oil | |
CN103808569B (en) | High-pressure fatigue test device and test method | |
CN102966641B (en) | Hydraulic system high-low pressure is combined online circulation flushing and pressure testing device | |
CN104107816B (en) | A kind of fluid pressure line cleans pumping plant | |
CN201173843Y (en) | Automatic control multifunctional pressure test station | |
CN104832419A (en) | Water pump testing system | |
CN204082707U (en) | A kind of EH petrol station for EH hydraulic control system | |
CN206221429U (en) | A kind of oil filtering device that function is detected with online dustiness | |
CN202301289U (en) | High-low pressure combined online circulating washing and pressure testing device for hydraulic system | |
CN105300627B (en) | You Lv alpha contamination indicator somascope and inspection method | |
CN103758828B (en) | A kind of dialysis curing means | |
CN212843828U (en) | Monitoring and extracting equipment for repairing non-aqueous phase liquid polluted underground water | |
CN203702747U (en) | Dialysis maintenance device | |
CN203702748U (en) | Integrated hydraulic filtering water-removal device | |
CN203702749U (en) | Hydraulic dialysis device with water removal function | |
CN203702737U (en) | Online monitoring device with flow control function | |
CN204646625U (en) | A kind of water pump testing system | |
CN201827174U (en) | Multistage purifying oil filter | |
CN203702746U (en) | Pressure compensation device for on-line monitoring | |
CN201632936U (en) | Micro-porous nozzle internal runner processing device utilizing abrasive suspension jet | |
CN202646237U (en) | Oil source device for hydraulic system | |
CN206092580U (en) | Hydraulic actuator pollution detection and processing apparatus | |
CN205164279U (en) | Solid -state impurity filtering device of fluid | |
CN201322706Y (en) | Pressure testing device | |
CN205373976U (en) | Polymorphic type metal joint sealing performance detects machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20140709 |
|
CX01 | Expiry of patent term |