CN111980992A - Hydraulic oil cylinder filtering device of excavator - Google Patents
Hydraulic oil cylinder filtering device of excavator Download PDFInfo
- Publication number
- CN111980992A CN111980992A CN202010827073.3A CN202010827073A CN111980992A CN 111980992 A CN111980992 A CN 111980992A CN 202010827073 A CN202010827073 A CN 202010827073A CN 111980992 A CN111980992 A CN 111980992A
- Authority
- CN
- China
- Prior art keywords
- filter
- fixedly connected
- cylinder
- hydraulic oil
- scraper
- 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.)
- Withdrawn
Links
- 239000010720 hydraulic oil Substances 0.000 title claims abstract description 49
- 238000001914 filtration Methods 0.000 title claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 37
- 239000002699 waste material Substances 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims description 15
- 238000007790 scraping Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 19
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- -1 silt Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a hydraulic oil cylinder filtering device of an excavator, which comprises a hydraulic oil cylinder, a filtering structure, a filtering cylinder, a motor, a supporting plate, a first liquid inlet, a liquid outlet pipe, a hose, a supporting rod, a rotating rod, a fixing plate, a first scraper, a filter screen, a sleeve, a second scraper, a filter element, a check valve, a waste collecting structure and a second liquid inlet. The invention has the beneficial effects that: through pouring hydraulic oil into the filter vat from first inlet, hydraulic oil passes through the filter screen and filters the inflow drain pipe, through cup jointing in the hose of drain pipe, can pass through second inlet inflow hydraulic cylinder with hydraulic oil from the filter vat, prevent to dig the machine because of impurity breaks down in the hydraulic oil, drive the fixed plate of fixed connection in the dwang through opening the slow dwang that rotates with the motor, through the rotation of fixed plate, can drive the first scraper blade rotation of fixed connection in the fixed plate, can scrape some impurity that adsorb on the filter screen of fixed connection drain pipe and fall to the filter vat bottom.
Description
Technical Field
The invention relates to a filtering device, in particular to a hydraulic oil cylinder filtering device of an excavator, and belongs to the technical field of mechanical filtering.
Background
Excavators, also known as excavating machines, also known as excavators, are earth moving machines that excavate material above or below the bearing surface with a bucket and load it into a transport vehicle or unload it to a stockyard. The materials excavated by the excavator mainly comprise soil, coal, silt, soil subjected to pre-loosening and rocks. In view of the development of construction machines in recent years, the development of excavators is relatively fast, and excavators have become one of the most important construction machines in construction. Three most important parameters of the excavator: the operating weight (mass), engine power and bucket capacity, and a typical excavator needs to work through a hydraulic cylinder.
After the hydraulic oil cylinder in the excavator is added with hydraulic oil for a long time for use, impurities in the hydraulic oil can be adsorbed on the hydraulic oil cylinder, and the hydraulic oil cylinder can break down due to the fact that the impurities are adsorbed too much, so that the excavator cannot work.
Disclosure of Invention
The invention aims to solve the problems and provide a hydraulic oil cylinder filtering device of an excavator, which can filter hydraulic oil entering a hydraulic oil cylinder and can discharge filtered impurities.
The invention realizes the aim by the following technical scheme, the hydraulic oil cylinder filtering device of the excavator comprises a hydraulic oil cylinder and a filtering structure arranged at one end of the hydraulic oil cylinder, the filtering structure comprises a filtering cylinder, a motor, a supporting plate, a first liquid inlet, a liquid outlet pipe, a hose, a supporting rod, a rotating rod, a fixed plate, a first scraper blade, a filter screen, a sleeve, a second scraper blade and a check valve, one end of the hydraulic oil cylinder is fixedly connected with the filtering cylinder, the filtering cylinder is rotatably connected with the rotating rod, the top end of the rotating rod is rotatably connected with the motor, the rotating rod penetrates through the supporting plate, the motor is fixedly connected with the supporting plate, the bottom end of the supporting plate is fixedly connected with the supporting rod, the other end of the supporting rod is fixedly connected with the filtering cylinder, the bottom end of the rotating rod is, the bottom end of the first scraper blade is fixedly connected with the sleeve, one end of the sleeve is fixedly connected with the second scraper blade, one end of the filter cylinder is fixedly connected with the liquid outlet pipe, the top end of the liquid outlet pipe is fixedly connected with the filter screen, the filter screen is abutted against the first scraper blade, the hose is sleeved outside the bottom end of the liquid outlet pipe, one end inside the hose is fixedly connected with the check valve, and one end of the filter cylinder is provided with the first liquid inlet; the other end of the hose is sleeved with a second liquid inlet, and the other end of the second liquid inlet is fixedly connected with the hydraulic oil cylinder; one end of the filtering cylinder is also provided with a waste collecting structure.
Preferably, for making hydraulic oil filter more thoroughly, the cross-section of baffle is "protruding" shape structure, filtration still includes the filter core, filter core one end cup joints inside the hose.
Preferably, in order to fix the support plate more stably, the two support rods are symmetrically distributed at one end of the support plate.
Preferably, in order to increase the efficiency of scraping off impurities, the first scraping plates are provided in plurality and uniformly distributed at one end of the fixing plate.
Preferably, in order to collect the scraped impurities, the waste collection structure comprises a waste collection pipe and a sealing plug, one end of the waste collection pipe is fixedly connected with the filter cylinder, and the sealing plug is sleeved inside the waste collection pipe.
Preferably, in order to prevent the sealing plug from being completely inserted into the waste collection pipe, the sealing plug is T-shaped, and the diameter of the top end of the sealing plug is smaller than that of the waste collection pipe.
The invention has the beneficial effects that: according to the invention, hydraulic oil is poured into the filter cylinder from the first liquid inlet, the hydraulic oil flows into the liquid outlet pipe through the filter screen, the hydraulic oil can flow into the hydraulic oil cylinder from the filter cylinder through the second liquid inlet through the hose sleeved on the liquid outlet pipe, so that the hydraulic oil flowing into the hydraulic oil cylinder is cleaner, the excavator can work more stably, the excavator is prevented from being out of order due to impurities in the hydraulic oil, the impurities in the hydraulic oil cylinder are not required to be cleaned frequently, time and labor are saved, the motor is opened to slowly rotate the rotating rod to drive the fixed plate fixedly connected with the rotating rod, the first scraper fixedly connected with the fixed plate can be driven to rotate through the rotation of the fixed plate, some impurities adsorbed on the filter screen fixedly connected with the liquid outlet pipe can be scraped to the bottom end of the filter cylinder, and the filter screen can be prevented from, sleeve pipe fixed connection can drive fixed connection and rotate in the outside second scraper blade of sleeve pipe in first scraper blade bottom through first scraper blade rotation, can scrape the impurity that drops to the garbage collection structure, can avoid the filter vat to store too much impurity for a long time, can prevent through the inside check valve of fixed connection in the hose that hydraulic cylinder from flowing into the filter vat.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection of the filter structure and the waste collection structure of FIG. 1;
fig. 3 is an enlarged view of the portion a shown in fig. 2.
In the figure: 1. hydraulic cylinder, 2, filtration structure, 21, filter vat, 22, motor, 23, backup pad, 24, first inlet, 25, drain pipe, 26, hose, 27, bracing piece, 28, dwang, 29, fixed plate, 29a, first scraper blade, 29b, filter screen, 29c, sleeve pipe, 29d, second scraper blade, 29e, filter core, 29f, check valve, 3, waste collection structure, 31, waste collection pipe, 32, sealing plug, 4, second inlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a hydraulic cylinder filtering device of an excavator comprises a hydraulic cylinder 1 and a filtering structure 2 arranged at one end of the hydraulic cylinder 1, wherein the filtering structure 2 comprises a filtering cylinder 21, a motor 22, a supporting plate 23, a first liquid inlet 24, a liquid outlet pipe 25, a hose 26, a supporting rod 27, a rotating rod 28, a fixing plate 29, a first scraper 29a, a filtering net 29b, a sleeve 29c, a second scraper 29d and a check valve 29f, one end of the hydraulic cylinder 1 is fixedly connected with the filtering cylinder 21, the filtering cylinder 21 is rotatably connected with the rotating rod 28, the top end of the rotating rod 28 is rotatably connected with the motor 22, the rotating rod 28 penetrates through the supporting plate 23, the motor 22 is fixedly connected with the supporting plate 23, the bottom end of the supporting plate 23 is fixedly connected with the supporting rod 27, and the other end of the supporting rod 27 is fixedly connected, the bottom end of the rotating rod 28 is fixedly connected with the fixed plate 29, the other end of the fixed plate 29 is fixedly connected with the first scraper 29a, the bottom end of the first scraper 29a is fixedly connected with the sleeve 29c, one end of the sleeve 29c is fixedly connected with the second scraper 29d, one end of the filter cylinder 21 is fixedly connected with the liquid outlet pipe 25, the top end of the liquid outlet pipe 25 is fixedly connected with the filter screen 29b, the filter screen 29b is abutted against the first scraper 29a, the hose 26 is sleeved outside the bottom end of the liquid outlet pipe 25, one end inside the hose 26 is fixedly connected with the check valve 29f, and one end of the filter cylinder 21 is provided with the first liquid inlet 24; the other end of the hose 26 is sleeved with a second liquid inlet 4, and the other end of the second liquid inlet 4 is fixedly connected with the hydraulic oil cylinder 1; one end of the filtering cylinder 21 is also provided with a waste collecting structure 3.
As a technical optimization scheme of the present invention, the filter structure 2 further includes a filter element 29e, and one end of the filter element 29e is sleeved inside the hose 26.
As a technical optimization scheme of the present invention, two support rods 27 are provided and symmetrically distributed at one end of the support plate 23.
As a technical optimization scheme of the present invention, the first scraper 29a is provided in plurality and is uniformly distributed at one end of the fixing plate 29.
As a technical optimization scheme of the present invention, the waste collection structure 3 includes a waste collection pipe 31 and a sealing plug 32, one end of the waste collection pipe 31 is fixedly connected to the filter vat 21, and the sealing plug 32 is sleeved inside the waste collection pipe 31.
As a technical optimization scheme of the invention, the sealing plug 32 is T-shaped, and the diameter of the top end of the sealing plug 32 is smaller than that of the waste collecting pipe 31.
When in use, firstly, the motor 22 is electrically connected with an external power supply, hydraulic oil is poured into the filter cylinder 21 from the first liquid inlet 24, the hydraulic oil is filtered into the liquid outlet pipe 25 through the filter screen 29b, the hydraulic oil can flow into the hydraulic oil cylinder 1 from the filter cylinder 21 through the second liquid inlet 4 through the hose 26 sleeved on the liquid outlet pipe 25, the hydraulic oil flowing into the hydraulic oil cylinder 1 is cleaner, the excavator can work more stably, the excavator is prevented from being broken down due to impurities in the hydraulic oil, the hydraulic oil cylinder 1 is not required to be cleaned frequently, time and labor are saved, the motor 22 is opened to slowly rotate the rotating rod 28 to drive the fixed plate 29 fixedly connected to the rotating rod 28, the first scraper 29a fixedly connected to the fixed plate 29 can be driven to rotate through the rotation of the fixed plate 29, and impurities adsorbed on the filter screen 29b fixedly connected with the liquid outlet pipe 25 can be scraped to the, the hydraulic oil filter can prevent a filter screen 29b from blocking due to the fact that excessive impurities are adsorbed for a long time to cause unsmooth circulation of hydraulic oil, a sleeve 29c is fixedly connected to the bottom end of a first scraper 29a, a second scraper 29d fixedly connected to the outer portion of the sleeve 29c can be driven to rotate through the rotation of the first scraper 29a, the falling impurities can be scraped to a waste collecting structure 3, the excessive impurities can be prevented from being stored for a long time in a filter cylinder 21, the hydraulic oil 1 can be prevented from flowing into the filter cylinder 21 through a check valve 29f fixedly connected to the inner portion of a hose 26, secondary filtering can be performed through a filter element 29e sleeved in the inner portion of the hose 26, the hydraulic oil flowing into the hydraulic oil 1 is cleaner, the scraped hydraulic oil impurities can be collected through a waste collecting pipe 31 fixedly connected with the outer portion of the filter cylinder 21, and after the hydraulic oil is, the sealing plug 32 is pulled out, impurities in the waste collecting pipe 31 are discharged, the filtering cylinder 21 does not need to be opened, and the inside is cleaned, so that time and labor are saved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides an excavator hydraulic cylinder filter equipment, includes hydraulic cylinder (1) and locates filtration (2) of hydraulic cylinder (1) one end, its characterized in that: the filter structure (2) comprises a filter cylinder (21), a motor (22), a support plate (23), a first liquid inlet (24), a liquid outlet pipe (25), a hose (26), a support rod (27), a rotating rod (28), a fixed plate (29), a first scraper blade (29a), a filter screen (29b), a sleeve pipe (29c), a second scraper blade (29d) and a check valve (29f), wherein one end of the hydraulic oil cylinder (1) is fixedly connected with the filter cylinder (21), the filter cylinder (21) is rotatably connected with the rotating rod (28), the top end of the rotating rod (28) is rotatably connected with the motor (22), the rotating rod (28) penetrates through the support plate (23), the motor (22) is fixedly connected with the support plate (23), the bottom end of the support plate (23) is fixedly connected with the support rod (27), and the other end of the support rod (27) is fixedly connected with the, the bottom end of the rotating rod (28) is fixedly connected with the fixed plate (29), the other end of the fixed plate (29) is fixedly connected with the first scraper (29a), the bottom end of the first scraper (29a) is fixedly connected with the sleeve (29c), one end of the sleeve (29c) is fixedly connected with the second scraper (29d), one end of the filter cylinder (21) is fixedly connected with the liquid outlet pipe (25), the top end of the liquid outlet pipe (25) is fixedly connected with the filter screen (29b), the filter screen (29b) is abutted to the first scraper (29a), the hose (26) is sleeved outside the bottom end of the liquid outlet pipe (25), one end of the inside of the hose (26) is fixedly connected with the check valve (29f), and one end of the filter cylinder (21) is provided with the first liquid inlet (24); the other end of the hose (26) is sleeved with a second liquid inlet (4), and the other end of the second liquid inlet (4) is fixedly connected with the hydraulic oil cylinder (1); one end of the filtering cylinder (21) is also provided with a waste collecting structure (3).
2. The excavator hydraulic cylinder filter device of claim 1, wherein: the filtering structure (2) further comprises a filter element (29e), and one end of the filter element (29e) is sleeved inside the hose (26).
3. The excavator hydraulic cylinder filter device of claim 1, wherein: the number of the support rods (27) is two, and the two support rods are symmetrically distributed at one end of the support plate (23).
4. The excavator hydraulic cylinder filter device of claim 1, wherein: the first scraping plates (29a) are arranged in a plurality of numbers and are uniformly distributed at one end of the fixing plate (29).
5. The excavator hydraulic cylinder filter device of claim 1, wherein: the waste collecting structure (3) comprises a waste collecting pipe (31) and a sealing plug (32), one end of the waste collecting pipe (31) is fixedly connected with the filter cylinder (21), and the sealing plug (32) is sleeved inside the waste collecting pipe (31).
6. The excavator hydraulic cylinder filter assembly of claim 5, wherein: the sealing plug (32) is T-shaped, and the diameter of the top end of the sealing plug (32) is smaller than that of the waste collecting pipe (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010827073.3A CN111980992A (en) | 2020-08-17 | 2020-08-17 | Hydraulic oil cylinder filtering device of excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010827073.3A CN111980992A (en) | 2020-08-17 | 2020-08-17 | Hydraulic oil cylinder filtering device of excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111980992A true CN111980992A (en) | 2020-11-24 |
Family
ID=73435743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010827073.3A Withdrawn CN111980992A (en) | 2020-08-17 | 2020-08-17 | Hydraulic oil cylinder filtering device of excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111980992A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114754046A (en) * | 2022-06-15 | 2022-07-15 | 启东通润润滑液压设备有限公司 | Hydraulic oil filter equipment for hydraulic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725592A (en) * | 2009-12-10 | 2010-06-09 | 衡阳华菱连轧管有限公司 | Method for preventing hydraulic directional control valve from blocking and braking caused by polluting debris in pipeline in hydraulic system and device thereof |
| CN104740912A (en) * | 2014-07-21 | 2015-07-01 | 施荣芳 | Self-cleaning filter with brushes |
| US20170282100A1 (en) * | 2017-06-15 | 2017-10-05 | Xi'an Jiaotong University | Spiral seal continuous discharge filter for supercritical water treatment process |
| CN109356905A (en) * | 2018-11-28 | 2019-02-19 | 湖北浩顶液压科技股份有限公司 | A kind of hydraulic cylinder with anti-leak function |
| CN210486578U (en) * | 2019-09-11 | 2020-05-08 | 昆山卡特利精密机械有限公司 | Cooling device for metal mold |
| CN211009389U (en) * | 2019-11-29 | 2020-07-14 | 天津卓帛科技发展有限公司 | High-circulation filter for oil return pipeline of hydraulic oil tank |
| CN212700781U (en) * | 2020-07-10 | 2021-03-16 | 诺克尔过滤（苏州）有限公司 | Single-core iron removal filter |
-
2020
- 2020-08-17 CN CN202010827073.3A patent/CN111980992A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725592A (en) * | 2009-12-10 | 2010-06-09 | 衡阳华菱连轧管有限公司 | Method for preventing hydraulic directional control valve from blocking and braking caused by polluting debris in pipeline in hydraulic system and device thereof |
| CN104740912A (en) * | 2014-07-21 | 2015-07-01 | 施荣芳 | Self-cleaning filter with brushes |
| US20170282100A1 (en) * | 2017-06-15 | 2017-10-05 | Xi'an Jiaotong University | Spiral seal continuous discharge filter for supercritical water treatment process |
| CN109356905A (en) * | 2018-11-28 | 2019-02-19 | 湖北浩顶液压科技股份有限公司 | A kind of hydraulic cylinder with anti-leak function |
| CN210486578U (en) * | 2019-09-11 | 2020-05-08 | 昆山卡特利精密机械有限公司 | Cooling device for metal mold |
| CN211009389U (en) * | 2019-11-29 | 2020-07-14 | 天津卓帛科技发展有限公司 | High-circulation filter for oil return pipeline of hydraulic oil tank |
| CN212700781U (en) * | 2020-07-10 | 2021-03-16 | 诺克尔过滤（苏州）有限公司 | Single-core iron removal filter |
Non-Patent Citations (1)
| Title |
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| 张玉铧等: "新型-恒节流带过滤的农机油缸", 《液压气动与密封》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114754046A (en) * | 2022-06-15 | 2022-07-15 | 启东通润润滑液压设备有限公司 | Hydraulic oil filter equipment for hydraulic equipment |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201124 |