CN219711946U - Circulation switchable filter - Google Patents
Circulation switchable filter Download PDFInfo
- Publication number
- CN219711946U CN219711946U CN202320474380.7U CN202320474380U CN219711946U CN 219711946 U CN219711946 U CN 219711946U CN 202320474380 U CN202320474380 U CN 202320474380U CN 219711946 U CN219711946 U CN 219711946U
- Authority
- CN
- China
- Prior art keywords
- oil
- oil tank
- filter
- directional valve
- electromagnetic directional
- 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.)
- Active
Links
- 238000001914 filtration Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims description 74
- 238000005070 sampling Methods 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 7
- 239000003921 oil Substances 0.000 abstract description 162
- 239000010720 hydraulic oil Substances 0.000 abstract description 32
- 238000004891 communication Methods 0.000 description 32
- 230000003749 cleanliness Effects 0.000 description 11
- 239000012535 impurity Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model relates to a circulating switchable filter, and relates to the field of filters, which comprises a first oil tank, a second oil tank, an oil pump, an electromagnetic directional valve and a filter assembly, wherein the first oil tank and the second oil tank are both connected with the electromagnetic directional valve, the electromagnetic directional valve is also connected with the oil pump, and the filter assembly is respectively connected with the oil pump and the second oil tank. The utility model realizes the switching use of multiple oil tanks and improves the working efficiency of filtering hydraulic oil.
Description
Technical Field
The utility model relates to the field of filters, in particular to a circulating switchable filter.
Background
Among the current construction machinery, hydraulic systems have a wide range of applications due to their high stability and reliability. During operation of the hydraulic system, the hydraulic oil needs to pass through a plurality of components to complete corresponding driving actions. When the hydraulic oil flows through each part of the mechanical equipment, some impurities are taken away and mixed in the hydraulic oil, when the impurities are more, the cleanliness of the hydraulic oil can be affected, so that the hydraulic system is adversely affected, and serious people can even block a hydraulic pipeline to cause system paralysis.
In order to avoid the adverse effect on the hydraulic system caused by excessive impurities in the hydraulic oil, the hydraulic oil is cleaned regularly after a period of use, so that the hydraulic oil maintains enough cleanliness. The hydraulic oil filter is a filter for cleaning hydraulic oil, and the hydraulic oil flowing through the hydraulic oil filter can be cleaned through the filter, so that the cleaning degree of the hydraulic oil reaches the use requirement.
In the process of filtering hydraulic oil, the filter is stopped for oiling or changing the oil tank when the oil in the oil tank is used up, so that the working efficiency is influenced.
Disclosure of Invention
In order to improve the working efficiency of filtering hydraulic oil, the utility model provides a circulating switchable filter.
The utility model provides a circulating switchable filter, which adopts the following technical scheme:
the utility model provides a circulated switchable filter, includes first oil tank, second oil tank, oil pump, electromagnetic directional valve and filtration subassembly, first oil tank with the second oil tank all with electromagnetic directional valve is connected, electromagnetic directional valve still with the oil pump is connected, filtration subassembly respectively with the oil pump with the second oil tank is connected.
By adopting the technical scheme, the switching use of the first oil tank and the second oil tank can be realized, so that the phenomenon that the working efficiency is influenced by stopping oiling after the oil in one oil tank is used can be avoided, and the working efficiency of filtering hydraulic oil is improved;
specifically, through the arrangement of the first oil tank and the second oil tank, hydraulic oil can be stored in the first oil tank and the second oil tank; through the arrangement of the oil pump, the oil in one oil tank can be sucked into the other oil tank; through the arrangement of the filtering component, the hydraulic oil can be filtered through the filtering component in the process of entering the hydraulic oil from one oil tank to the other oil tank; through the setting of electromagnetic directional valve, can adjust the direction of operation of oil pump to when the oil in the first oil tank runs out, the direction of operation of oil pump can be changed through electromagnetic directional valve, thereby can inhale the oil in the second oil tank in the first oil tank, filter hydraulic oil through filtering component at the suction in-process simultaneously.
Optionally, a first liquid level liquid temperature switch is arranged on the first oil tank.
By adopting the technical scheme, the liquid level in the first oil tank can be prevented from being higher than or lower than a preset value, and the liquid level in the first oil tank can be prevented from being higher than or lower than the preset value; specifically, the liquid level and the liquid temperature of the oil in the first oil tank can be sensed through the first liquid level liquid temperature switch, when the temperature of the oil in the first oil tank is higher than or lower than the set temperature, the first liquid level liquid temperature switch can give an alarm, and when the liquid level of the oil in the first oil tank is higher than or lower than the preset liquid level, the first liquid level liquid temperature switch can give an alarm.
Optionally, a second liquid level liquid temperature switch is arranged on the second oil tank.
By adopting the technical scheme, the liquid level in the second oil tank can be prevented from being higher than or lower than a preset value, and the liquid level in the second oil tank can be prevented from being higher than or lower than the preset value; specifically, the liquid level and the liquid temperature of the oil in the second oil tank can be sensed through the second liquid level liquid temperature switch, when the temperature of the oil in the second oil tank is higher than or lower than the set temperature, the second liquid level liquid temperature switch can give an alarm, and when the liquid level of the oil in the second oil tank is higher than or lower than the preset liquid level, the second liquid level liquid temperature switch can give an alarm.
Optionally, a first air filter is arranged on the first oil tank.
Through adopting above-mentioned technical scheme, can filter the impurity that enters into in the first oil tank from the air through first air cleaner.
Optionally, a second air filter is arranged on the second oil tank.
Through adopting above-mentioned technical scheme, can filter the impurity that enters into in the second oil tank from the air through the second air cleaner.
Optionally, the filter assembly includes a primary filter, a secondary filter, and a tertiary filter.
Through adopting above-mentioned technical scheme, can improve the filter effect to hydraulic oil.
Optionally, the first self-sealing sampling port for oil is formed in the first-stage filter.
Through adopting above-mentioned technical scheme, can take out hydraulic oil in the one-level filter through first self-closing sampling port to can detect the cleanliness of the hydraulic oil that is located the one-level filter.
Optionally, the second self-sealing sampling port is formed in the second-stage filter.
Through adopting above-mentioned technical scheme, can take out hydraulic oil in the second self-closing sampling port follow secondary filter through the second to can detect the cleanliness of the hydraulic oil that is located secondary filter.
Optionally, a third self-sealing sampling port is formed in the three-stage filter.
Through adopting above-mentioned technical scheme, can take out hydraulic oil in the tertiary filter through the third self-closing sampling port to can detect the cleanliness of the hydraulic oil that is located tertiary filter.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. through the arrangement of the first oil tank, the second oil tank, the oil pump, the electromagnetic reversing valve and the filtering component, the switching use of the first oil tank and the second oil tank can be realized, so that the phenomenon that the working efficiency is influenced by stopping the machine for oiling after the oil in one oil tank is used can be avoided, and the working efficiency of filtering hydraulic oil is improved;
2. through the arrangement of the first liquid level liquid temperature switch and the second liquid level liquid temperature switch, liquid levels in the first oil tank and the second oil tank can be prevented from being higher than or lower than a preset value, and meanwhile, liquid levels in the first oil tank and the second oil tank can be prevented from being higher than or lower than the preset value;
3. through the arrangement of the first air filter and the second air filter, impurities in the air entering the second oil tank in the first oil tank can be filtered.
Drawings
FIG. 1 is a schematic diagram of the system principle of an embodiment of the present utility model.
Reference numerals illustrate: 1. a first oil tank; 11. a first liquid level liquid temperature switch; 12. a first air filter; 2. a second oil tank; 21. a second liquid level liquid temperature switch; 22. a second air filter; 3. an oil pump; 4. an electromagnetic reversing valve; 41. a first communication port; 42. a second communication port; 43. a third communication port; 44. a fourth communication port; 5. a filter assembly; 51. a primary filter; 511. a first self-sealing sampling port; 52. a secondary filter; 521. a second self-closing sampling port; 53. a third stage filter; 531. a third self-closing sampling port;
Detailed Description
The present utility model will be described in further detail with reference to fig. 1.
The embodiment of the utility model discloses a circulating switchable filter. Referring to fig. 1, a circulation-switchable filter includes a first oil tank 1, a second oil tank 2, an oil pump 3, an electromagnetic directional valve 4, and a filter assembly 5, the first oil tank 1 and the second oil tank 2 being for storing hydraulic oil; the oil pump 3 is used for pumping hydraulic oil from one oil tank to the other oil tank, and the electromagnetic directional valve 4 is used for adjusting the pumping direction of the oil pump 3 so as to change the flow direction of the hydraulic oil between the two oil tanks; the filter assembly 5 is used for filtering hydraulic oil.
Referring to fig. 1, a first oil tank 1 and a second oil tank 2 are fixedly connected with an electromagnetic directional valve 4, a first communication port 41, a second communication port 42, a third communication port 43 and a fourth communication port 44 are arranged on the electromagnetic directional valve 4, and the first oil tank 1 is communicated with the first communication port 41 of the electromagnetic directional valve 4; the second oil tank 2 communicates with a fourth communication port 44 of the electromagnetic directional valve 4.
Referring to fig. 1, an oil pump 3 is fixedly connected to one side of the electromagnetic directional valve 4 away from the first oil tank 1 and the second oil tank 2, and a second communication port 42 of the electromagnetic directional valve 4 is communicated with the oil pump 3; the filter assembly 5 is located on one side of the oil pump 3 away from the electromagnetic directional valve 4, and one end of the filter assembly is communicated with the oil pump 3, and the other end of the filter assembly is communicated with a third communication port 43 of the electromagnetic directional valve 4.
Referring to fig. 1, the filter assembly 5 includes a primary filter 51, a secondary filter 52, and a tertiary filter 53 in sequential communication; wherein, one side of the primary filter 51 away from the secondary filter 52 is communicated with the oil pump 3, and one side of the tertiary filter 53 away from the secondary filter 52 is communicated with the third communication port 43 of the electromagnetic directional valve 4.
When the oil pump is used, the oil pump 3 is started firstly, the electromagnetic directional valve 4 is started, oil in the first oil tank 1 enters the electromagnetic directional valve 4 from the first communication port 41 under the action of the oil pump 3, enters the oil pump 3 from the electromagnetic directional valve 4 through the second communication port 42, is discharged from the oil pump 3, sequentially enters the primary filter 51, the secondary filter 52 and the tertiary filter 53 for filtering, then enters the electromagnetic directional valve 4 again from the third communication port 43, and enters the second oil tank 2 through the fourth communication port 44; when the oil in the first oil tank 1 is insufficient, the electromagnetic directional valve 4 is switched, the oil pump 3 is started at this time, the electromagnetic directional valve 4 is reversely started, the oil in the second oil tank 2 enters the electromagnetic directional valve 4 from the fourth communication port 44 under the action of the oil pump 3, enters the oil pump 3 from the electromagnetic directional valve 4 through the second communication port 42, sequentially enters the primary filter 51, the secondary filter 52 and the tertiary filter 53 for filtering after being discharged through the oil pump 3, then enters the electromagnetic directional valve 4 again from the third communication port 43, and enters the first oil tank 1 through the first communication port 41.
Referring to fig. 1, a first liquid level and temperature switch 11 is fixedly installed on a first oil tank 1, and the first liquid level and temperature switch 11 is used for sensing the liquid level and the liquid temperature of oil in the first oil tank 1; the second oil tank 2 is fixedly provided with a second liquid level and temperature switch 21, and the second liquid level and temperature switch 21 is used for sensing the liquid level and the liquid temperature of the oil in the second oil tank 2.
When the liquid level in the first oil tank 1 is higher or lower than a preset value in use, the first liquid level liquid temperature switch 11 gives an alarm; when the liquid temperature in the first oil tank 1 is higher than or lower than a preset value, the first liquid level liquid temperature switch 11 also gives an alarm; when the liquid level in the second oil tank 2 is higher or lower than a preset value, the second liquid level liquid temperature switch 21 gives an alarm; the second liquid level liquid temperature switch 21 also gives an alarm when the liquid temperature in the second tank 2 is higher or lower than a preset value.
Referring to fig. 1, a first air filter 12 is mounted on a communication port of the first oil tank 1 communicating with air; a second air filter 22 is fixedly arranged on a communication port of the second oil tank 2 communicated with air.
In use, the air entering the first oil tank 1 can be filtered for impurities by the first air filter 12; the air introduced into the second tank 2 can be filtered for foreign substances by the second air filter 22.
Referring to fig. 1, a first self-sealing sampling port 511 is formed in the primary filter 51; the second self-closing sampling port 521 is formed on the second filter 52; the tertiary filter 53 is provided with a third self-closing sampling port 531.
In use, the oil in the primary filter 51 can be sampled through the first self-closing sampling port 511, and the cleanliness of the oil filtered by the primary filter 51 can be detected; the oil in the secondary filter 52 can be sampled through the second self-closing sampling port 521, and the cleanliness of the oil filtered by the secondary filter 52 can be detected; the third self-closing sampling port 531 is capable of sampling the oil in the tertiary filter 53, and detecting the cleanliness of the oil filtered by the tertiary filter 53.
The implementation principle of the circulating switchable filter provided by the embodiment of the utility model is as follows: when the oil pump is used, the oil pump 3 is started firstly, the electromagnetic directional valve 4 is started, oil in the first oil tank 1 enters the electromagnetic directional valve 4 from the first communication port 41 under the action of the oil pump 3, enters the oil pump 3 from the electromagnetic directional valve 4 through the second communication port 42, is discharged from the oil pump 3, sequentially enters the primary filter 51, the secondary filter 52 and the tertiary filter 53 for filtering, then enters the electromagnetic directional valve 4 again from the third communication port 43, and enters the second oil tank 2 through the fourth communication port 44; when the oil in the first oil tank 1 is insufficient, the electromagnetic directional valve 4 is switched, the oil pump 3 is started at this time, the electromagnetic directional valve 4 is reversely started, the oil in the second oil tank 2 enters the electromagnetic directional valve 4 from the fourth communication port 44 under the action of the oil pump 3, enters the oil pump 3 from the electromagnetic directional valve 4 through the second communication port 42, sequentially enters the primary filter 51, the secondary filter 52 and the tertiary filter 53 for filtering after being discharged through the oil pump 3, then enters the electromagnetic directional valve 4 again from the third communication port 43, and enters the first oil tank 1 through the first communication port 41.
When the liquid level in the first oil tank 1 is higher or lower than a preset value, the first liquid level liquid temperature switch 11 gives an alarm; when the liquid temperature in the first oil tank 1 is higher than or lower than a preset value, the first liquid level liquid temperature switch 11 also gives an alarm; when the liquid level in the second oil tank 2 is higher or lower than a preset value, the second liquid level liquid temperature switch 21 gives an alarm; the second liquid level liquid temperature switch 21 also gives an alarm when the liquid temperature in the second tank 2 is higher or lower than a preset value.
The oil in the primary filter 51 can be sampled through the first self-closing sampling port 511, and the cleanliness of the oil filtered by the primary filter 51 can be detected; the oil in the secondary filter 52 can be sampled through the second self-closing sampling port 521, and the cleanliness of the oil filtered by the secondary filter 52 can be detected; the third self-closing sampling port 531 is capable of sampling the oil in the tertiary filter 53, and detecting the cleanliness of the oil filtered by the tertiary filter 53.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (7)
1. A cyclically switchable filter, characterized in that: the oil tank comprises a first oil tank (1), a second oil tank (2), an oil pump (3), an electromagnetic directional valve (4) and a filtering component (5), wherein the first oil tank (1) and the second oil tank (2) are connected with the electromagnetic directional valve (4), the electromagnetic directional valve (4) is also connected with the oil pump (3), and the filtering component (5) is respectively connected with the oil pump (3) and the second oil tank (2); a first liquid level liquid temperature switch (11) is arranged on the first oil tank (1); the second oil tank (2) is provided with a second liquid level liquid temperature switch (21).
2. A cyclically switchable filter according to claim 1, wherein: the first oil tank (1) is provided with a first air filter (12).
3. A cyclically switchable filter according to claim 1, wherein: the second oil tank (2) is provided with a second air filter (22).
4. A cyclically switchable filter according to claim 1, wherein: the filter assembly (5) comprises a primary filter (51), a secondary filter (52) and a tertiary filter (53).
5. A cyclically switchable filter according to claim 4, wherein: the first-stage filter (51) is provided with a first self-sealing oil sampling port (511).
6. A cyclically switchable filter according to claim 5, wherein: the secondary filter (52) is provided with a second self-sealing oil sampling port (521).
7. A cyclically switchable filter according to claim 6, wherein: and a third self-closing sampling port (531) is formed in the three-stage filter (53).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320474380.7U CN219711946U (en) | 2023-03-08 | 2023-03-08 | Circulation switchable filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320474380.7U CN219711946U (en) | 2023-03-08 | 2023-03-08 | Circulation switchable filter |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219711946U true CN219711946U (en) | 2023-09-19 |
Family
ID=87980006
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202320474380.7U Active CN219711946U (en) | 2023-03-08 | 2023-03-08 | Circulation switchable filter |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN219711946U (en) |
-
2023
- 2023-03-08 CN CN202320474380.7U patent/CN219711946U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN209917429U (en) | High-pressure water filtering device | |
CN219711946U (en) | Circulation switchable filter | |
CN211963483U (en) | Compressed air filter with filter screen replaced online | |
CN203355450U (en) | Double-switching filtering device | |
CN203525425U (en) | Automatic lamination filtering system | |
CN202700227U (en) | Oil backflushing oil cooling filter device | |
CN218281289U (en) | Reverse osmosis membrane self-cleaning detection device | |
CN107952271B (en) | Continuous self-cleaning filter | |
CN212954564U (en) | Intelligent flushing water-saving anti-blocking water purifier | |
CN108869460A (en) | A kind of type of respiration filtration system, its control method and bull-dozer | |
CN209818289U (en) | Water pump connection filter device | |
CN106915855A (en) | A kind of hospital disinfection supply center intelligent monitoring water purifier | |
CN203174216U (en) | Electroplate liquid precision filtering machine | |
CN101829818A (en) | Fluid storage tank for automatically switching machining fluids | |
CN107982981B (en) | Self-cleaning precision filter and filtering method | |
CN209129969U (en) | A kind of cooling cycle filtration system | |
CN206973939U (en) | Can auto-flushing oil strainer heat pump assembly | |
CN209259721U (en) | A kind of cyclic processing device of cleaning machine cleaning solution | |
CN206286293U (en) | A kind of water washing device of product oil storage field storage tank | |
CN112479401A (en) | Sewage and filter screen cleaning system and filter self-cleaning method | |
CN206545621U (en) | Conticaster hydraulic system forced filtration station | |
CN108301893B (en) | Backwash greasy dirt cabinet and lubricating oil circulation system comprising same | |
CN202673880U (en) | Filter device for hydraulic oil pump truck | |
CN206108992U (en) | Filter equipment and purifier | |
CN201684997U (en) | Liquid storage tank with automatically switching of working liquids |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |