CN221385479U - Oil absorption filter core with dirt collecting function - Google Patents
Oil absorption filter core with dirt collecting function Download PDFInfo
- Publication number
- CN221385479U CN221385479U CN202323260518.2U CN202323260518U CN221385479U CN 221385479 U CN221385479 U CN 221385479U CN 202323260518 U CN202323260518 U CN 202323260518U CN 221385479 U CN221385479 U CN 221385479U
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- end cover
- hole
- cover
- net layer
- supporting net
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 45
- 239000010865 sewage Substances 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 12
- 239000012535 impurity Substances 0.000 abstract description 29
- 239000003921 oil Substances 0.000 description 89
- 239000010720 hydraulic oil Substances 0.000 description 10
- 238000001914 filtration Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 5
- 239000012530 fluid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model provides an oil absorption filter element with a dirt collecting function, which comprises the following components: the filter element body comprises a porous pipe, a filter layer and a supporting net layer which are sequentially arranged from inside to outside, an upper end cover and a lower end cover which are respectively sleeved at two ends of the porous pipe, the filter layer and the supporting net layer, a connecting cover which is arranged on the upper end cover, a gap is arranged between the connecting cover and the upper end cover, and a second through hole is arranged in the middle of the connecting cover; the one-way valve assembly is embedded at the upper end of the interior of the porous pipe and is used for plugging the first through hole of the upper end cover; the upper end of the lower end cover is provided with an extension part which is arranged on the outer side of the supporting net layer in a surrounding way, so that the extension part, the supporting net layer and the area between the extension part and the supporting net layer form a sewage collecting groove together; wherein, the lower extreme of collecting tank sets up to slope to support the stratum reticulare, and the porous pipe sets up to the imperforate district with the region that collecting tank corresponds. According to the utility model, the problems that the traditional oil absorption filter element is high in replacement cost and the filtered impurities cannot be effectively treated can be solved.
Description
Technical Field
The utility model belongs to the field of filtering devices, and particularly relates to an oil absorption filter element with a dirt collecting function.
Background
The oil suction filter element is generally arranged at the upstream of the hydraulic oil pump and is mainly arranged at an oil suction pipe orifice, an oil tank side part, an oil tank top end or an oil suction pipeline of the oil tank and used for filtering oil so as to protect the hydraulic oil pump and prevent larger mechanical impurities from being sucked by the hydraulic oil pump. The oil absorption filter element is gradually polluted in long-time work, so that the effective filtering area of the oil absorption filter element is continuously reduced, the filtering effect of the oil absorption filter element is affected, and therefore, the oil absorption filter element needs to be frequently replaced, and the working efficiency of a hydraulic system is reduced.
But traditional oil absorption filter core's connecting cover and filter core body design as an organic whole are inconvenient to wash, maintain or change the oil absorption filter core, have increased user's use cost, and when changing the oil absorption filter core, the impurity of filtering also can fall into the oil tank again, can not handle effectively for traditional oil absorption filter core's long-term use has great limitation.
Disclosure of utility model
The utility model aims to solve the problems that the traditional oil absorption filter element has high replacement cost and can not effectively treat the filtered impurities.
In order to achieve the above purpose, the utility model provides an oil absorption filter element with a dirt collecting function.
According to a first aspect of the present utility model, there is provided an oil absorbing filter cartridge having a dirt collecting function, comprising:
The filter element comprises a filter element body, a filter layer and a supporting net layer, wherein the filter element body comprises a porous pipe, a filter layer and a supporting net layer which are sequentially arranged from inside to outside, and an upper end cover and a lower end cover which are respectively sleeved at two ends of the porous pipe, the filter layer and the supporting net layer, and the middle parts of the upper end cover and the lower end cover are respectively provided with a first through hole;
the connecting cover is arranged on the upper end cover, a gap is arranged between the connecting cover and the upper end cover, and a second through hole is formed in the middle of the connecting cover;
The check valve assembly is embedded at the upper end of the interior of the porous pipe and is used for plugging the first through hole of the upper end cover;
the upper end of the lower end cover is provided with an extension part which is arranged on the outer side of the supporting net layer in a surrounding way, so that the extension part, the supporting net layer and the area between the extension part and the supporting net layer form a sewage collecting groove together;
Wherein, the lower extreme of collecting tank sets up to slope in the backing net layer, and porous pipe with the region that the collecting tank corresponds sets up to the imperforate district.
Alternatively, the dirt collecting tank is of bowl-shaped structure.
Alternatively, the filter layer is formed by folding a surface type filter medium.
Alternatively, the first through hole of the lower end cap is provided in communication with the porous tube.
Alternatively, the second through hole and the first through hole of the upper end cap are both provided to be capable of communicating with the porous tube.
Optionally, the lower end of the connecting cover is provided with a first buckle and a second buckle, the second buckle is arranged on the inner side of the first buckle, and the connecting cover is respectively in clamping connection with the upper end cover and the one-way valve assembly through the first buckle and the second buckle.
Optionally, a first sealing ring is arranged at the joint of the first through hole of the upper end cover and the connecting cover.
Optionally, a second sealing ring is arranged at the joint of the first through hole of the lower end cover and the porous pipe.
Optionally, the one-way valve assembly includes: the piston is sleeved on the valve body, the upper end of the piston is clamped in the second buckle, and two ends of the spring are respectively connected with the piston and the valve body.
Optionally, an internal thread is disposed in the second through hole for installation of the oil absorbing filter element.
The utility model has the beneficial effects that:
The oil absorption filter element with the dirt collecting function provided by the utility model has the advantages that the connecting cover is arranged on the upper end cover of the filter element body, so that the connecting cover can be separated from the filter element body, the disassembly of the porous pipe, the filter layer, the supporting net layer, the upper end cover and the lower end cover is realized, the oil absorption filter element can be conveniently cleaned, maintained or replaced, compared with the traditional integrated oil absorption filter element, the oil absorption filter element can thoroughly clean the filter element body, the impurities are prevented from remaining in the filter element body, the porous pipe, the filter layer, the supporting net layer, the upper end cover or the lower end cover can be selectively replaced, the utilization rate of the oil absorption filter element is improved, the use cost of the oil absorption filter element is obviously reduced, and the dirt collecting groove is arranged, so that the dirt collecting groove can be used in the oil absorption filter element, the impurity that the size is greater than the filter layer is collected, reduce the impurity and adhere to the possibility on the supporting network layer under the impact of fluid, thereby can reduce the contaminated area of supporting network layer, make the oil absorption filter core carry out filtration work for a longer time, when need take out the oil tank with the oil absorption filter core, the impurity in the dirt collecting tank is also taken out the oil tank, so as to carry out effective handling to the impurity, in addition, through setting up porous pipe and the corresponding region of dirt collecting tank as the imperforate district, make the impurity of the filtration clearance of size less than the filter layer can deposit in the bottom of filter layer and porous pipe, realize collecting and handling the intraformational small-size impurity of filter, avoid small-size impurity to get into hydraulic oil pump in a large number through the porous pipe under the impact of fluid, influence hydraulic system's normal operating.
According to the above, the technical scheme of the utility model can effectively solve the problems that the traditional oil absorption filter element has high replacement cost and can not effectively treat the filtered impurities.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The utility model may be better understood by referring to the following description in conjunction with the accompanying drawings in which the same or similar reference numerals are used throughout the several drawings to designate the same or similar components.
Fig. 1 shows a structural cross-sectional view of an oil absorbing cartridge having a dirt collecting function according to an embodiment of the present utility model.
Reference numerals:
1-a porous tube;
2-a filter layer;
3-a support mesh layer;
4-an upper end cap;
5-a lower end cap;
51-extension;
6-a first through hole;
7-connecting a cover;
71-a first catch;
72-a second catch;
8-a second through hole;
81-internal threads;
9-a dirt collecting tank;
10-a first sealing ring;
11-a second sealing ring;
12-valve body;
13-a piston;
14-spring.
Detailed Description
In order that those skilled in the art will more fully understand the technical solutions of the present utility model, exemplary embodiments of the present utility model will be described more fully and in detail below with reference to the accompanying drawings. It should be apparent that the following description of one or more embodiments of the utility model is merely one or more of the specific ways in which the technical solutions of the utility model may be implemented and is not intended to be exhaustive. It should be understood that the technical solution of the present utility model may be implemented in other ways belonging to one general inventive concept, and should not be limited by the exemplary described embodiments. All other embodiments, which may be made by one or more embodiments of the utility model without inventive faculty, are intended to be within the scope of the utility model.
Examples: fig. 1 shows a structural cross-sectional view of an oil absorbing cartridge having a dirt collecting function according to an embodiment of the present utility model.
Referring to fig. 1, an embodiment of the present utility model provides an oil absorption filter cartridge having a dirt collecting function, including:
The filter element comprises a filter element body, wherein the filter element body comprises a porous pipe 1, a filter layer 2 and a supporting net layer 3 which are sequentially arranged from inside to outside, and an upper end cover 4 and a lower end cover 5 which are respectively sleeved at two ends of the porous pipe 1, the filter layer 2 and the supporting net layer 3, and the middle parts of the upper end cover 4 and the lower end cover 5 are respectively provided with a first through hole 6;
The connecting cover 7 is arranged on the upper end cover 4, a gap is arranged between the connecting cover 7 and the upper end cover 4, and a second through hole 8 is arranged in the middle of the connecting cover 7;
The one-way valve assembly is embedded at the upper end of the interior of the porous tube 1 and is used for plugging the first through hole 6 of the upper end cover 4;
The upper end of the lower end cover 5 is provided with an extension part 51, and the extension part 51 is arranged on the outer side of the supporting net layer 3 in a surrounding manner, so that the extension part 51, the supporting net layer 3 and the area between the extension part and the supporting net layer form a sewage collecting groove 9 together;
Wherein, the lower end of the sewage collecting tank 9 is arranged to incline to the supporting net layer 3, and the area of the porous pipe 1 corresponding to the sewage collecting tank 9 is arranged as a non-porous area.
In a specific embodiment, the second through hole 8 is provided with an internal thread 81 for mounting the oil absorbing filter element. Specifically, the oil absorption filter core is installed in the oil tank that has the installation area of predetermineeing, and still be provided with step structure in the installation area of predetermineeing of oil tank, and during the oil absorption filter core installation, the internal thread of oil absorption filter core is connected with the external screw thread in the installation area of predetermineeing, and the first through-hole of lower extreme cover links to each other with step structure, step structure and the shape looks adaptation of the lower extreme cover of oil absorption filter core to the oil after the unfiltered oil in the installation area of guarantee predetermineeing and the porous intraductal filtration all can not take place the seepage in the first through-hole department of lower extreme cover, causes the pollution of fluid.
In one embodiment, the filter layer 2 is formed by folding a surface filter medium. Specifically, the surface type filter medium is characterized in that impurities in oil liquid are blocked by the orifice on the surface of the medium, all impurities with the size larger than that of the orifice of the medium are blocked on the surface of the upstream side of the medium, impurities smaller than that of the orifice of the medium enter or pass through the medium along with liquid flow, the oil passing capability is large, the original pressure loss is small, and therefore the impurities in the oil liquid can be filtered.
In a specific embodiment, the sump 9 is a bowl-like structure. The dirt collecting tank is used for collecting the large-size impurities blocked outside the filter layer, so that the quantity of the large-size impurities scattered on the periphery of the oil absorption filter element is reduced, the possibility that the large-size impurities attach to the supporting net layer under the impact of oil is reduced, the speed of the supporting net layer polluted by the impurities can be slowed down, the oil absorption filter element can be used for a longer time, and meanwhile, the dirt collecting tank can be convenient for bringing the filtered large-size impurities out of the oil tank, and the effective treatment of the impurities is realized. Of course, the dirt collecting tank can be in other shapes, the utility model is not limited to the shape, and any shape of the dirt collecting tank capable of realizing the same technical effect of the utility model is within the protection scope of the utility model.
In one embodiment, the first through hole 6 of the lower end cap 5 is arranged in communication with the perforated tube 1. The lower end cover is connected with an oil suction port of the hydraulic oil pump, so that the filtered oil in the perforated pipe can flow into the hydraulic oil pump through the first through hole and is conveyed into the hydraulic system through the hydraulic oil pump, and normal operation of the hydraulic system is guaranteed.
In one embodiment, the lower end of the connection cover 7 is provided with a first buckle 71 and a second buckle 72, the second buckle 72 is disposed on the inner side of the first buckle 71, and the connection cover 7 is respectively clamped with the upper end cover 4 and the one-way valve assembly through the first buckle 71 and the second buckle 72. The arrangement of the first buckle can realize connection or separation of the connection cover and the filter element body, so that the separated filter element body can be detached, and the porous pipe and the like can be cleaned, maintained or replaced conveniently.
In a specific embodiment, a one-way valve assembly includes: the valve body 12, the piston 13 and the spring 14, the piston 13 is sleeved on the valve body 12, the upper end of the piston 13 is clamped in the second clamp buckle 72, and two ends of the spring 14 are respectively connected with the piston 13 and the valve body 12. The stretching or compressing of the spring can drive the piston to move upwards or downwards so that the one-way valve assembly is in a closed or open state.
In one embodiment, both the second through hole 8 and the first through hole 6 of the upper end cap 4 are arranged to be able to communicate with the perforated tube 1. When the check valve assembly is in a closed state, the check valve assembly can plug the first through hole of the upper end cover, so that on one hand, the filtered oil in the porous pipe can be prevented from flowing back upwards, and on the other hand, the oil entering the oil absorption filter element through the second through hole of the connecting cover can be prevented from flowing into the porous pipe, so that the oil flowing in through the connecting cover can flow to the periphery of the oil absorption filter element through a gap between the connecting cover and the upper end cover, and pollution of the filtered oil is prevented. When the pressure drop of the oil absorption filter element is overlarge, the one-way valve assembly reaches a set opening pressure value, and when the one-way valve assembly is in an opening state, oil flowing into the oil absorption filter element from the second through hole of the connecting cover can directly flow into the porous pipe through the first through hole of the upper end cover, so that the work of the hydraulic oil pump and the hydraulic system is prevented from being influenced.
In one embodiment, a first sealing ring 10 is disposed at a joint between the first through hole 6 of the upper end cover 4 and the connecting cover 7. The arrangement of the first sealing ring is used for preventing oil leakage at the upper end cover when the oil suction filter element is installed and detached.
In one embodiment, a second sealing ring 11 is arranged in the first through hole 6 of the lower end cover 5 at the connection with the porous tube 1. The arrangement of the second sealing ring can prevent the oil liquid filtered by the lower end cover from leaking, and meanwhile, impurities between the filter layer and the porous pipe can be prevented from entering the porous pipe to pollute the oil liquid.
When the oil suction filter element is used, the oil suction filter element can be installed in a preset installation area of an oil tank through the internal threads in the second through hole of the connecting cover, meanwhile, the lower end cover is connected with the oil suction port of the hydraulic oil pump, when oil in the oil tank directly enters the preset installation area or enters the preset installation area through a gap between the connecting cover and the upper end cover, the oil flows to the filter element body and is filtered through the filter layer, at the moment, impurities with the size larger than the filter layer are attached to the supporting net layer or are collected in the sewage collecting tank, the impurities with the size smaller than the filter gap of the filter layer are isolated in an area between the filter layer corresponding to the sewage collecting tank and the porous pipe, and the filtered oil enters the porous pipe and flows into the hydraulic oil pump through the first through hole of the lower end cover.
When the oil absorption filter element is cleaned, maintained or replaced, the connecting cover can be rotated firstly to separate the oil absorption filter element from the preset installation area of the oil tank, then the connecting cover is screwed to separate the connecting cover from the upper end cover, then the upper end cover is supported, the supporting net layer, the filter layer or the porous pipe is pulled out, the lower end cover is separated, impurities between the dirt collecting tank and the filter layer and the porous pipe can be treated, meanwhile, the supporting net layer, the filter layer and the porous pipe can be cleaned, maintained or replaced, the cleaned or replaced supporting net layer, the filter layer and the porous pipe can be assembled again with the lower end cover and the upper end cover to form a filter element body, the connecting cover and the one-way valve assembly are sequentially installed at the upper end of the filter element body, and are respectively clamped and fixed through the first buckle and the second buckle, and finally the oil absorption filter element is installed into the preset installation area of the oil tank through the internal threads, so that the oil absorption filter element can be reused.
Compared with the traditional oil absorption filter core, the oil absorption filter core provided by the utility model can be repeatedly cleaned and used, and can be selectively maintained or replaced by the support net layer, the filter layer, the porous pipe and the like, so that the service cost of the oil absorption filter core is obviously reduced, the service life of the oil absorption filter core is prolonged, the sewage collection tank can collect filtered impurities, the sewage collection tank is combined with the arrangement of the non-porous area, the filtered impurities can be collected and treated, the bottom of the sewage collection tank is inclined to the support net layer, the residue of oil can be avoided, the leakage and reflux of the oil can be prevented through the arrangement of the first sealing ring, the second sealing ring and the one-way valve assembly, the pollution of the oil is avoided, and the normal operation of a hydraulic system is ensured.
Although one or more embodiments of the present utility model have been described above, it will be appreciated by those of ordinary skill in the art that the utility model can be embodied in any other form without departing from the spirit or scope thereof. The above-described embodiments are therefore intended to be illustrative rather than limiting, and many modifications and substitutions will now be apparent to those of ordinary skill in the art without departing from the spirit and scope of the present utility model as defined in the appended claims.
Claims (10)
1. An oil absorption filter core with collection dirt function, characterized by comprising:
The filter element comprises a filter element body, a filter layer and a supporting net layer, wherein the filter element body comprises a porous pipe, a filter layer and a supporting net layer which are sequentially arranged from inside to outside, and an upper end cover and a lower end cover which are respectively sleeved at two ends of the porous pipe, the filter layer and the supporting net layer, and the middle parts of the upper end cover and the lower end cover are respectively provided with a first through hole;
the connecting cover is arranged on the upper end cover, a gap is arranged between the connecting cover and the upper end cover, and a second through hole is formed in the middle of the connecting cover;
The check valve assembly is embedded at the upper end of the interior of the porous pipe and is used for plugging the first through hole of the upper end cover;
the upper end of the lower end cover is provided with an extension part which is arranged on the outer side of the supporting net layer in a surrounding way, so that the extension part, the supporting net layer and the area between the extension part and the supporting net layer form a sewage collecting groove together;
Wherein, the lower extreme of collecting tank sets up to slope in the backing net layer, and porous pipe with the region that the collecting tank corresponds sets up to the imperforate district.
2. The oil absorbing filter cartridge with dirt collecting function as set forth in claim 1, wherein the dirt collecting tank is of bowl-like configuration.
3. The oil absorbing filter cartridge with dirt collecting function as claimed in claim 2, wherein the filter layer is formed by folding a surface type filter medium.
4. The oil absorbing filter cartridge with dirt collecting function as set forth in claim 3, wherein said first through hole of said lower end cap is disposed in communication with said porous tube.
5. The oil absorbing filter cartridge with dirt collection function of claim 4, wherein the second through hole and the first through hole of the upper end cap are both configured to be in communication with the porous tube.
6. The oil absorbing filter cartridge with the dirt collecting function according to claim 5, wherein a first buckle and a second buckle are arranged at the lower end of the connecting cover, the second buckle is arranged on the inner side of the first buckle, and the connecting cover is respectively clamped with the upper end cover and the one-way valve assembly through the first buckle and the second buckle.
7. The oil absorbing filter cartridge with dirt collecting function as set forth in claim 6, wherein a first sealing ring is disposed in the first through hole of the upper end cover at a joint with the connecting cover.
8. The oil absorbing filter cartridge with dirt collecting function of claim 7, wherein a second sealing ring is arranged at the connection position between the first through hole of the lower end cover and the porous pipe.
9. The oil absorbing filter cartridge with dirt pickup function of claim 8, wherein the one-way valve assembly comprises: the piston is sleeved on the valve body, the upper end of the piston is clamped in the second buckle, and two ends of the spring are respectively connected with the piston and the valve body.
10. The oil absorbing filter cartridge with dirt collecting function as set forth in claim 9, wherein the second through hole is provided therein with internal threads for installation of the oil absorbing filter cartridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323260518.2U CN221385479U (en) | 2023-11-30 | 2023-11-30 | Oil absorption filter core with dirt collecting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323260518.2U CN221385479U (en) | 2023-11-30 | 2023-11-30 | Oil absorption filter core with dirt collecting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221385479U true CN221385479U (en) | 2024-07-23 |
Family
ID=91916739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323260518.2U Active CN221385479U (en) | 2023-11-30 | 2023-11-30 | Oil absorption filter core with dirt collecting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221385479U (en) |
-
2023
- 2023-11-30 CN CN202323260518.2U patent/CN221385479U/en active Active
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