CN106512504A - Double oil filtration apparatus - Google Patents
Double oil filtration apparatus Download PDFInfo
- Publication number
- CN106512504A CN106512504A CN201611251348.3A CN201611251348A CN106512504A CN 106512504 A CN106512504 A CN 106512504A CN 201611251348 A CN201611251348 A CN 201611251348A CN 106512504 A CN106512504 A CN 106512504A
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- China
- Prior art keywords
- oil
- screen pack
- filter
- compression spring
- housing
- 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.)
- Granted
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 51
- 230000006835 compression Effects 0.000 claims abstract description 43
- 238000007906 compression Methods 0.000 claims abstract description 43
- 230000000694 effects Effects 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000004744 fabric Substances 0.000 abstract 2
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 41
- 238000010438 heat treatment Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/016—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements with corrugated, folded or wound filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
- Fats And Perfumes (AREA)
Abstract
The invention provides a double oil filtration apparatus, comprising a housing, an oil incoming pipe and an oil outgoing pipe; a secondary filter mesh and a primary filter mesh are arranged inside the housing; two ends of the primary filter are provided respectively with first oil-proof cloth and second oil-proof cloth connected to an upper barrel and a lower barrel, the upper barrel is provided with a first compression spring, the lower barrel is provided with a second compression spring, one end of the second compression spring is connected to the outer wall of the lower barrel, and the other end of the second compression spring is connected to the bottom inner wall of the housing. The double oil filtration apparatus has the advantages that filtering is carried out twice in the single apparatus, providing multiple oil filters in serial connection is not required, the cost is controlled, potential leakage hazards are decreased, the single apparatus of the invention can provide both primary filtration and finish filtration, the filtering effect is better than that of a traditional filter apparatus, cyclic filtration time is shortened, manpower sources are saved, and the production cost is reduced.
Description
Technical field
The present invention relates to OIL IN LUBRICATING OIL PRODUCTION, manufacture field, and in particular to a kind of secondary oil-filtering apparatus.
Background technology
It is to be designed according to the boiling point different principle of water and oil in vacuum filter system, vacuum filter system includes initial filter
The part such as device heating in vacuum tank oil pump filter condenser (i.e. condenser) and vavuum pump.Vavuum pump is by heating in vacuum tank
Interior air is extracted out to form vacuum from the gaseous phase outlet of heating in vacuum tank, extraneous fluid under atmospheric pressure, through initial filter
Device, removes larger particle, subsequently into the thermal treatment zone in heating in vacuum tank, passes through automatic through 40～75 DEG C of the oil such as heating
Oil drift valve, this valve are to automatically control the oil mass turnover balance in vacuum tank.Fluid after heating is very fast by spraying the wing
Oil is separated into half vaporific by rotation, and the moisture content in oil rapidly flashes to vapor, and mixing air continuously sucked by vavuum pump it is cold
In condenser, the vapor into condenser reverts into water releasing, the fluid in heating in vacuum tank, by oil drain pump after cooling again
Enter fine filter to filter out granulometric impurity by filter paper for oil or filter core, so as to complete vacuum oil-filter rapidly remove it is miscellaneous in oil
Matter, moisture content, the overall process of gas, make the oil of cleaning from fuel-displaced outside discharge machine.In order to dispose the solid impurity in sump oil, very
Air filter oil system devises the oil-filtering apparatus such as preliminary filter and filter, but traditional oil-filtering apparatus simple structure and function list
One, a kind of oil-filtering apparatus are only capable of the solid impurity for filtering a kind of granularity or fineness degree, if so being provided with vacuum filter system
Dry oil-filtering apparatus, complete initial filter, refined filtration work, ensure filter effect with this, although the series connection of multiple oil-filtering apparatus can guarantee that filtration
Effect, but multiple equipment directly results in cost increase, and equipment increases the i.e. accessory such as pipeline, valve and also increases therewith, increases
The possibility of system leak, and the preliminary filter arranged before sump oil enters vacuum tank, the filtration arranged after sump oil goes out vacuum tank
If device filter effect is bad can only to circulate continuation filtration, repeatedly circulation extends the time of equipment operation, causes manpower to provide
Source, the waste of production cost；And also have simple improved method, by the shell of filter do it is as big as possible, then in outer
The equipment such as the multiple filter cores of series connection, filter screen in shell, although can be cost-effective, but it is larger to take up room, and causes to carry, uses, grasps
The difficulty of work.
The content of the invention
Therefore the present invention proposes a kind of secondary oil-filtering apparatus, solves existing true while ensureing and being not take up excessive space
In air filter oil system for ensure filter effect and multiple oil-filtering apparatus of connecting cause cost to increase, increase system leak possibility,
Repeatedly circulating filtration causes the problem that human resources are wasted with production cost.
The technical scheme is that what is be achieved in that：A kind of secondary oil-filtering apparatus, including horizontally disposed housing, level
Arrange and through the oil inlet pipe and flowline of housing, secondary filter net is provided with the housing and is horizontally disposed with and cylindrical
Filter, a filter include upper shell, lower shell, the first screen pack, the second screen pack, the upper shell,
Lower shell be combined with each other after form cylindric overall semicylinder structure, set in the top cylinder body and accommodate the first screen pack
Upper cavity, sets the lower chamber for accommodating the second screen pack, sets in the junction of upper shell, lower shell length direction in the lower shell
First abutting end, the second abutting end, the upper shell at first abutting end set the upper shed of connection upper cavity, first mistake
Filter screen one end is movably arranged in epicoele body and is provided with the first locating part for preventing which from coming off from epicoele body, first screen pack
The other end is connected to the lower shell at the first abutting end through upper shed；Lower shell at second abutting end sets connection lower chamber
Under shed, described second screen pack one end is movably arranged in cavity of resorption body and is provided with the second limit for preventing which from coming off from cavity of resorption body
Position part, the second screen pack other end are connected to the upper cavity at the second abutting end through under shed；Filter
Two ends set up the first anti-oilcloth of connection upper shell and lower shell, the second anti-oilcloth separately, first screen pack, the second screen pack,
Sump oil in first anti-oilcloth, second filter of anti-oilcloth complement filter；The upper shell is provided with the first compression spring,
First compression spring, one end is connected to upper shell outer wall, and first compression spring is another to be terminated at case top inwall, institute
State lower shell and be provided with the second compression spring, one end of the second compression spring is connected to lower shell outer wall, the second compression bullet
Spring is another to be terminated at housing bottom inwall；The oil-in of oil inlet pipe, described oil inlet pipe one end are closed in establishing on the first anti-oilcloth
Connection oil-in, the oil inlet pipe other end stretch out and pass housing；The secondary filter net is located at a filter and goes out
In housing between oil pipe, the mesh number of the secondary filter net is more than the first screen pack, the mesh number of the second screen pack.First filters
Net can snugly in the epicoele body, the second screen pack can snugly in cavity of resorption body, when sump oil into filter (on
Cylinder, lower shell, the first anti-oilcloth, the second anti-oilcloth) it is interior when, produce pressure by the first compression spring, the second compression spring top
Open, upper shell, lower shell are separated so that the first screen pack, the second screen pack are drawn out, and serve the effect for once filtering, when
Through the sump oil that filters several times from the first screen pack, the second screen pack after, i.e., Jing secondary filters net carries out secondary filter, from
And filtered twice in an equipment, it is not necessary to multiple oil-filtering apparatus series connection are set, are controlled cost, is reduced and let out
Leakage hidden danger, and the single present invention can complete initial filter, refined filtration work simultaneously, and filter effect is better than traditional filter, is made
Circulating filtration time, number of times are reduced, and save human resources, production cost；The present invention is by the filtration members of a filter (the
One screen pack, the second screen pack) concealed setting, it is rational in infrastructure, when sump oil is filtered to be completed, the first compression spring, the second pressure
Upper shell, lower shell are inwardly integrated by contracting spring respectively, the first screen pack, the second screen pack hide therewith into upper cavity,
Lower chamber, reduces and is taken up space, high to device interior space availability ratio, and then reduces production cost, and convenient use (is conveniently entered
Row is carried, is used etc. and operating)；And concealed filtration members are not exposed outside in off working state, and filtration members are served
Well protective effect, whether in maintenance or carry is shifted, the first screen pack, the second screen pack respectively by upper cavity,
Lower chamber is protected, and contrasts common screen pack, filter core because exposing outside, all easily by hard thing under maintenance, transfering state
Body is damaged so as to lose filtration, the unique concealed filtration members design of the present invention, can avoid the occurrence of above-mentioned, is prolonged
The service life of long equipment.
Further, the housing is cylindrical.Cylindric surface of shell product is less, further reduces production cost.
Further, sealing device is set with the junction of oil inlet pipe in oil-in.The effect that reinforcing is once filtered.
Further, one end of the first compression spring is connected at the top of upper shell outer wall, and first compression spring is another
Case top inwall is terminated at, one end of the second compression spring is connected to lower shell outer wall bottom, and second compression spring is another
One end is connected to housing bottom inwall.Spring (the first compression spring, the second compression spring) stress, force are straight line, the
One compression spring, the second compression spring force can make that their combination is tightr when closing up upper shell and lower shell, and sump oil is backed down
When upper shell and lower shell, the first compression spring, the second compression spring stress are also balanced, and the component not having on other directions makes
Upper shell and lower shell will not occur it is crooked, i.e. the first screen pack, the second screen pack will not occur it is crooked, so as to first filter
Net, the second screen pack can guarantee that normal working condition.
By above disclosure, beneficial effects of the present invention are：First screen pack snugly can be located in epicoele body, the
Two screen packs can snugly in the cavity of resorption body, when sump oil into filter (upper shell, lower shell, the first anti-oilcloth, the
Two anti-oilcloths) it is interior when, produce pressure the first compression spring, the second compression spring are backed down, upper shell, lower shell separate so that
First screen pack, the second screen pack are drawn out, and serve the effect for once filtering, when the sump oil through filtering several times is from the first mistake
After, i.e., Jing secondary filters net carries out secondary filter for filter screen, the second screen pack, so as to carry out twice in an equipment
Filter, it is not necessary to multiple oil-filtering apparatus series connection are set, are controlled cost, is reduced leakage hidden danger, and the single present invention can
Initial filter, refined filtration work completed simultaneously, filter effect is better than traditional filter, reduces the circulating filtration time, saves people
Power resource, production cost；The present invention is set the filtration members (the first screen pack, the second screen pack) of a filter concealed
Put, rational in infrastructure, when sump oil is filtered to be completed, the first compression spring, the second compression spring respectively will be upper shell, lower shell inside
It is integrated, the first screen pack, the second screen pack are hidden therewith into upper cavity, lower chamber, reduce and are taken up space, in equipment
Portion space availability ratio is high, and then reduces production cost, convenient use operations such as () conveniently carrying out carrying, use；And it is concealed
Filtration members be not exposed outside in off working state, filtration members are played a very good protection, whether in maintenance also
It is to carry in transfer, the first screen pack, the second screen pack are protected by upper cavity, lower chamber respectively, the common screen pack of contrast,
, because exposure outside, is all easily damaged so as to lose filtration by hard objects under maintenance, transfering state, the present invention is solely for filter core
Special concealed filtration members design, can avoid the occurrence of above-mentioned, the service life of extension device.
Description of the drawings
Fig. 1 is the right view under the off working state of secondary oil-filtering apparatus of the invention.
Fig. 2 is the right view under the working condition of secondary oil-filtering apparatus of the invention.
Fig. 3 is the front view under the off working state of secondary oil-filtering apparatus of the invention.
Fig. 4 is the front view of a filter of the invention.
Fig. 5 is the structural representation of a filter interior of the invention.
Fig. 6 is the structural representation of a filter of the invention.
Reference is as follows：
1 housing, 2 oil inlet pipes, 3 flowlines, 4 secondary filter nets, No. 5 filters, 5a upper shells, 5b lower shells, 5c
One screen pack, the second screen packs of 5d, 5e upper cavities, 5f lower chambers, 5g upper sheds, the first locating parts of 5h, 5i under sheds, 5j second
Locating part, the first anti-oilcloths of 5k, the second anti-oilcloths of 5l, 6 first compression springs, 7 second compression springs, 8 oil-ins.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
As shown in Figures 1 to 6, a kind of secondary oil-filtering apparatus, including horizontally disposed and cylindrical housing 1, are horizontally disposed with
And through the oil inlet pipe 2 and flowline 3 of housing 1.
Referring to Fig. 3-5, secondary filter net 4 and a horizontally disposed and cylindrical filter in the housing 1, are provided with
5, a filter 5 includes upper shell 5a, lower shell 5b, the first screen pack 5c, the second screen pack 5d, the upper shell
5a, lower shell 5b be combined with each other after form cylindric overall semicylinder structure, set receiving first in the upper shell 5a
The upper cavity 5e of screen pack 5c, sets the lower chamber 5f for accommodating the second screen pack 5d, in upper shell 5a, lower cylinder in the lower shell 5b
The junction of body 5b length directions sets the first abutting end, the second abutting end, and the upper shell 5a at first abutting end sets connection
The upper shed 5g of upper cavity 5e, described first screen pack 5c one end is movably arranged in upper cavity 5e and is provided with prevents which from upper cavity
The the first locating part 5h come off in 5e, under the first screen pack 5c other ends are connected at the first abutting end through upper shed 5g
Cylinder 5b；Lower shell 5b at second abutting end sets the under shed 5i, the second screen pack 5d mono- of connection lower chamber 5f
End is movably arranged in lower chamber 5f and is provided with the second locating part 5j for preventing which from coming off from lower chamber 5f, second screen pack
The 5d other ends are connected to the upper cavity 5e at the second abutting end through under shed 5i.
Referring to Fig. 6, the first anti-oilcloth of connection upper shell 5a and lower shell 5b is set up at the two ends of a filter 5 separately
5k, the second anti-oilcloth 5l, the first screen pack 5c, the second screen pack 5d, the first anti-oilcloth 5k, the second anti-oilcloth 5l coordinated
Sump oil in filter 5 of filter.
The upper shell 5a is provided with the first compression spring 6, and 6 one end of the first compression spring is connected to upper shell 5a outer walls
Top, first compression spring 6 is another to be terminated at 1 top inner wall of housing, and the lower shell 5b is provided with the second compression spring
7,7 one end of the second compression spring is connected to lower shell 5b outer walls bottom, and second compression spring 7 is another to be terminated at housing 1
Bottom interior wall.
The oil-in 8 of oil inlet pipe 2 is closed in establishing on the first anti-oilcloth 5k, and 2 one end of the oil inlet pipe connects oil-in 8,
2 other end of the oil inlet pipe stretches out and passes housing 1, sets sealing device, this reality with the junction of oil inlet pipe 2 in oil-in 8
Oil seal circle is selected in applying example, the junction of oil-in 8 and oil inlet pipe 2 is sealed, oil is not leaked from both junctions, will not
The effect that impact is once filtered.
The secondary filter net 4 is located in the housing 1 between a filter 5 and flowline 3, the secondary filter net 4
Mesh number be more than the first screen pack 5c, the mesh number of the second screen pack 5d.
The principle of the present invention：Set upper shed 5g on upper shell 5a length directions, the upper shed 5g along upper shell 5a to
Interior extension forms the upper cavity 5e for accommodating the first screen pack 5c, described first screen pack 5c one end be movably arranged in upper cavity 5e and
The the first locating part 5h for preventing which from coming off from upper cavity 5e is provided with, the first screen pack 5c other ends are connect through upper shed 5g
In lower shell 5b, opening 5i is set on lower shell 5b length directions, the under shed 5i is extended inwardly to form along lower shell 5b
The lower chamber 5f of the second screen pack 5d is accommodated, described second screen pack 5d one end is movably arranged in lower chamber 5f and is provided with prevents which
The the second locating part 5j come off from lower chamber 5f, the second screen pack 5d other ends are connected to upper shell through under shed 5i
5a；The upper shell 5a, lower shell 5b, the first screen pack 5c, the second screen pack 5d compositions can folding tube structure, described the
One anti-oilcloth 5k, the second anti-oilcloth 5l are used for closed above-mentioned grease proofing tube structure.
Finally illustrate, above example is only unrestricted to illustrate technical scheme, although with reference to compared with
Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent, and without deviating from the objective and scope of technical solution of the present invention, which all should be covered at this
In the middle of the right of invention.
Claims (4)
1. a kind of secondary oil-filtering apparatus, including horizontally disposed housing (1), oil inlet pipe (2) that is horizontally disposed and running through housing (1)
With flowline (3), it is characterised in that：
Secondary filter net (4) is provided with the housing (1) and is horizontally disposed with and a cylindrical filter (5), described one
Secondary filter (5) includes upper shell (5a), lower shell (5b), the first screen pack (5c), the second screen pack (5d), the upper shell
(5a), lower shell (5b) be combined with each other after formed in cylindric overall semicylinder structure, the upper shell (5a) and set appearance
Receive the upper cavity (5e) of the first screen pack (5c), in the lower shell (5b), sets the lower chamber for accommodating the second screen pack (5d)
(5f), the first abutting end, the second abutting end are set in the junction of upper shell (5a), lower shell (5b) length direction, described first
Upper shell (5a) at abutting end sets the upper shed (5g) of connection upper cavity (5e), and first screen pack (5c) one end activity sets
In the upper cavity (5e) and it is provided with the first locating part (5h) for preventing which from coming off from upper cavity (5e), first screen pack
(5c) other end is connected to the lower shell at the first abutting end (5b) through upper shed (5g)；Lower shell at second abutting end
(5b) set the under shed (5i) of connection lower chamber (5f), described second screen pack (5d) one end be movably arranged in lower chamber (5f) and
The second locating part (5j) for preventing which from coming off from lower chamber (5f) is provided with, the second screen pack (5d) other end is passed through down to be opened
Mouth (5i) is connected to the upper cavity at the second abutting end (5e)；
The two ends of filter (5) set up separately connection upper shell (5a) and the first anti-oilcloth (5k) of lower shell (5b), the
Two anti-oilcloths (5l), first screen pack (5c), the second screen pack (5d), the first anti-oilcloth (5k), the second anti-oilcloth (5l)
Sump oil in filter (5) of complement filter；
The upper shell (5a) is provided with the first compression spring (6), and (6) one end of first compression spring is connected to upper shell (5a)
Outer wall, first compression spring (6) is another to be terminated at housing (1) top inner wall, and the lower shell (5b) is provided with the second pressure
Contracting spring (7), (7) one end of second compression spring are connected to lower shell (5b) outer wall, the second compression spring (7) other end
It is connected to housing (1) bottom interior wall；
The oil-in (8) of oil inlet pipe (2) is closed in establishing on the first anti-oilcloth (5k), and described oil inlet pipe (2) one end connects oil-feed
Mouth (8), oil inlet pipe (2) other end stretch out and pass housing (1)；
In housing (1) of the secondary filter net (4) between a filter (5) and flowline (3), the secondary filter
The mesh number of net (4) is more than the first screen pack (5c), the mesh number of the second screen pack (5d).
2. a kind of secondary oil-filtering apparatus as claimed in claim 1, it is characterised in that：The housing (1) is cylindrical.
3. a kind of secondary oil-filtering apparatus as claimed in claim 1, it is characterised in that：In oil-in (8) and the company of oil inlet pipe (2)
The place of connecing sets sealing device.
4. a kind of secondary oil-filtering apparatus as claimed in claim 1, it is characterised in that：First compression spring (6) one is terminated
At the top of upper shell (5a) outer wall, first compression spring (6) is another to be terminated at housing (1) top inner wall, second pressure
(7) one end of contracting spring is connected to lower shell (5b) outer wall bottom, and second compression spring (7) is another to be terminated at housing (1) bottom
Inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611251348.3A CN106512504B (en) | 2016-12-29 | 2016-12-29 | A kind of secondary oil-filtering apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611251348.3A CN106512504B (en) | 2016-12-29 | 2016-12-29 | A kind of secondary oil-filtering apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106512504A true CN106512504A (en) | 2017-03-22 |
| CN106512504B CN106512504B (en) | 2018-09-11 |
Family
ID=58335764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611251348.3A Active CN106512504B (en) | 2016-12-29 | 2016-12-29 | A kind of secondary oil-filtering apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106512504B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116058348A (en) * | 2023-03-28 | 2023-05-05 | 郑州欧柯奇仪器制造有限公司 | Trap-killing equipment for specific pests |
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| CN104667594A (en) * | 2015-02-02 | 2015-06-03 | 成都科力夫科技有限公司 | Dirty oil filter barrel |
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2016
- 2016-12-29 CN CN201611251348.3A patent/CN106512504B/en active Active
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|---|---|---|---|---|
| EP1870148A1 (en) * | 2006-06-21 | 2007-12-26 | SPX Corporation | Coaxial full-flow and bypass oil filter apparatus and method |
| EP2213363B1 (en) * | 2008-12-22 | 2013-04-17 | Seccua GmbH Deutschland | Hollow fibre filtration device |
| CN201832483U (en) * | 2010-09-27 | 2011-05-18 | 上海富田空调冷冻设备有限公司 | Oil filtering device |
| CN104213629A (en) * | 2014-09-15 | 2014-12-17 | 陈菊芳 | Self-adaptive odor-resistant floor drain |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116058348A (en) * | 2023-03-28 | 2023-05-05 | 郑州欧柯奇仪器制造有限公司 | Trap-killing equipment for specific pests |
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| CN106512504B (en) | 2018-09-11 |
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Effective date of registration: 20230531 Address after: 075000 Dacanggai Town (Wangshan Circular Economy Demonstration Park), Qiaodong District, Zhangjiakou City, Hebei Province Patentee after: Hebei Jingyuan Renewable Resources Co.,Ltd. Address before: 402260 Shuangfu Industrial Park, Jiangjin District, Chongqing Patentee before: CHONGQING HAIGUO TECHNOLOGY Co.,Ltd. |