CN101874945A - Shakeproof filtrator - Google Patents
Shakeproof filtrator Download PDFInfo
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- CN101874945A CN101874945A CN2009102505885A CN200910250588A CN101874945A CN 101874945 A CN101874945 A CN 101874945A CN 2009102505885 A CN2009102505885 A CN 2009102505885A CN 200910250588 A CN200910250588 A CN 200910250588A CN 101874945 A CN101874945 A CN 101874945A
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- element part
- filter element
- shakeproof
- filter
- filtrator
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Abstract
The invention discloses a shakeproof filtrator comprising a filter tank, a screw thread density board assembly and a filter element part. A connecting shaft which is connected and fixed with the screw thread density board assembly and is provided with an axial through hole is arranged in the filter tank; the lower end of the connecting shaft is provided with an upper elastic sleeve; the lower end of the upper elastic sleeve is hermetically connected with the filter element part; and a lower elastic body is arranged between the bottom of the filter element part and the filter tank. The invention can reduce the forced vibration of the filter element part and ensure that the filter efficiency of a diesel filtrator still meets the requirements when the engine is in actual work.
Description
Technical field
The present invention relates to a kind of auto parts and components, relate in particular to a kind of Shakeproof filtrator.
Background technology
Diesel fuel filter in the market generally adopts the rotation fitting type structure, and the characteristics of this structure are the technology that the close board component of filter tank and screw thread seals by crimping, and filter core (filter medium) is fastened in the filter tank.The fastening means of filter core is two kinds, spring fastening-type (see figure 1) and car coat type, and wherein car coat type has upper end cover to clamp (see figure 2) respectively and bottom end cover clamps (see figure 3).As can be seen from the figure, the sort of fixed form no matter, being connected all to be in of filter core and filter tank is rigidly connected.Automobile makes the very big vibration of cleaner generation in the process of moving owing to the acting in conjunction of engine self operating mode and condition of road surface like this, and will not do the filter core that passes to of any decay.Through actual measurement, this vibration acceleration maximum can reach 17g (m/s2).The Diesel engine of Europe II discharging is less demanding to filtering accuracy, and cleaner adopts intercept type to filter more, the main impurity of filtering particle size more than 10 microns, and its sensitiveness to vibration is less; And the Diesel engine of Europe III and above standard is because expulsion pressure is big, characteristics such as idol part quality of fit height, filter efficiency to diesel fuel filter requires high, the filter efficiency of 3～5 micron particles requires up to 98.6%, diesel fuel filter adopts the absorption type filtering technique, and its sensitiveness to vibration is bigger.Result of the test is presented at that the absorption type filter efficiency significantly descends under the vibration of engine and vehicle, thereby makes the engine of the above discharging of Europe III not be effectively protected.Therefore, a kind of diesel fuel filter with antivibration function of exploitation, to make it can protect Europe III and above engine better be a kind of inevitable.
Summary of the invention
The present invention seeks to: a kind of Shakeproof filtrator is provided, and it can reduce the filter element part forced vibration, guarantees that diesel fuel filter filter efficiency when the engine real work still meets the requirements.
Technical scheme of the present invention is: a kind of Shakeproof filtrator, comprise filter tank, the close board component of screw thread and filter element part, be provided with the connecting axle that is connected and fixed and has axially extending bore with the close board component of screw thread in the described filter tank, the lower end of connecting axle is provided with resilient sleeve, the lower end and the filter element part of last resilient sleeve are tightly connected, and are provided with down elastomer between the bottom of described filter element part and the filter tank.
Described lower end of going up resilient sleeve has the outwards sealing strip of turnover of a circle, and the gland that sealing strip is thread on the filter element part upper port is pressed in the filter element part upper surface.The bottom surface of described sealing strip convexes with a circle sealing ring at least, and the upper end of described filter element part is provided with the draw-in groove corresponding with sealing ring, and when gland compressed sealing strip, sealing ring was embedded in draw-in groove.
The middle part of described connecting axle is provided with a circle flange, and the upper end of last resilient sleeve extends internally and is formed with a clamping ring, and the locking nut that clamping ring is set in the bottom of connecting axle and is thread on the connecting axle lower end lock onto bottom the flange.
Be provided with the side direction damping assembly between described filter element part bottom and the filter tank, described side direction damping assembly comprises first connector that is fixed in filter element part bottom and is fixed in second connector on the filter tank, parts in described first connector and second connector are elastic component, and both connect together and can be along the radially relative motion of filter tank.
Advantage of the present invention is:
1. the present invention can be in the decay that axially realizes vibrational energy by last resilient sleeve and elastomeric setting down.
2. the present invention can realize the decay of vibrational energy in side direction by the setting of side direction damping assembly.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further described:
Fig. 1 is the structural representation of one of filter core and filter tank connected mode in the prior art;
Fig. 2 is two a structural representation of filter core and filter tank connected mode in the prior art;
Fig. 3 is three a structural representation of filter core and filter tank connected mode in the prior art;
Fig. 4 is a structural representation of the present invention.
Wherein: 1 filter tank; The close board component of 2 screw threads; 3 filter element parts; 31 draw-in grooves; 4 connecting axles; 41 flanges; Resilient sleeve on 5; 51 clamping rings; 52 sealing strips; 53 sealing rings; 6 times elastomers; 7 glands; 8 locking nuts; 9 composite-gaskets; 10 side direction damping assemblies; 11 first connectors; 12 second connectors.
The specific embodiment
Embodiment: as shown in Figure 4, a kind of Shakeproof filtrator, comprise filter tank 1, the close board component 2 of screw thread and filter element part 3, be provided with the connecting axle 4 that is connected and fixed and has axially extending bore with the close board component 2 of screw thread in the described filter tank 1, the lower end of connecting axle 4 is provided with resilient sleeve 5, the lower end of last resilient sleeve 5 and filter element part 3 are tightly connected, and are provided with down elastomer 6 between the bottom of described filter element part 3 and the filter tank 1.This Shakeproof filtrator can be in the decay that axially realizes vibrational energy by last resilient sleeve 5 and the setting of elastomer 6 down.
Wherein, last resilient sleeve 5 is as follows with the concrete connected mode of filter element part 3:
Described lower end of going up resilient sleeve 5 has the outwards sealing strip 52 of turnover of a circle, the gland 7 that sealing strip 52 is thread on filter element part 3 upper port is pressed in filter element part 3 upper surfaces, the bottom surface of described sealing strip 52 convexes with a circle sealing ring 53 at least, the upper end of described filter element part 3 is provided with the draw-in groove 31 corresponding with sealing ring 53, when gland 7 compressed sealing strip 52, sealing ring 53 was embedded in draw-in groove 31.
Wherein, connecting axle 4 is as follows with the concrete connected mode of last resilient sleeve 5:
The middle part of described connecting axle 4 is provided with a circle flange 41, and the upper end of last resilient sleeve 5 extends internally and is formed with a clamping ring 51, and the locking nut 8 that clamping ring 51 is set in the bottom of connecting axle 4 and is thread on connecting axle 4 lower ends lock onto flange 41 bottoms.Wherein, also be provided with composite-gasket 9 between locking nut 8 and the flange 41.
When axially realizing the vibrational energy decay,, can between filter element part 3 bottoms and filter tank 1, side direction damping assembly 10 be set in order to realize the lateral vibration energy attenuation.Described side direction damping assembly 10 comprises first connector 11 that is fixed in filter element part 3 bottoms and is fixed in second connector 12 on the filter tank 1, parts in described first connector 11 and second connector 12 are elastic component, and both connect together and can be along radially (this radially comprises the direction that is small angle inclination with radial direction) relative motion of filter tank 1.
In the present embodiment, described side direction damping assembly 10 has several and circumferentially is arranged between filter element part 3 bottoms and the filter tank 1 at interval, wherein first connector 11 is the sleeve of rigidity material, and second connector 12 is the guide pipe of elastic material, and described jacket casing is located on the guide pipe.
Claims (8)
1. Shakeproof filtrator, comprise filter tank (1), the close board component of screw thread (2) and filter element part (3), it is characterized in that: be provided with the connecting axle (4) that is connected and fixed and has axially extending bore with the close board component of screw thread (2) in the described filter tank (1), the lower end of connecting axle (4) is provided with resilient sleeve (5), the lower end of last resilient sleeve (5) and filter element part (3) are tightly connected, and are provided with down elastomer (6) between the bottom of described filter element part (3) and the filter tank (1).
2. according to the described Shakeproof filtrator of claim 1, it is characterized in that: described lower end of going up resilient sleeve (5) has the outwards sealing strip (52) of turnover of a circle, and the gland (7) that sealing strip (52) is thread on filter element part (3) upper port is pressed in filter element part (3) upper surface.
3. according to the described Shakeproof filtrator of claim 2, it is characterized in that: the bottom surface of described sealing strip (52) convexes with a circle sealing ring (53) at least, the upper end of described filter element part (3) is provided with the draw-in groove (31) corresponding with sealing ring (53), when gland (7) compressed sealing strip (52), sealing ring (53) was embedded in draw-in groove (31).
4. according to claim 1 or 2 or 3 described Shakeproof filtrators, it is characterized in that: the middle part of described connecting axle (4) is provided with a circle flange (41), the upper end of last resilient sleeve (5) extends internally and is formed with a clamping ring (51), and the locking nut (8) that clamping ring (51) is set in the bottom of connecting axle (4) and is thread on connecting axle (4) lower end lock onto flange (41) bottom.
5. according to the described Shakeproof filtrator of claim 4, it is characterized in that: also be provided with composite-gasket (9) between described locking nut (8) and the flange (41).
6. according to claim 1 or 2 or 3 described Shakeproof filtrators, it is characterized in that: be provided with side direction damping assembly (10) between described filter element part (3) bottom and the filter tank (1).
7. according to the described Shakeproof filtrator of claim 6, it is characterized in that: described side direction damping assembly (10) comprises first connector (11) that is fixed in filter element part (3) bottom and is fixed in second connector (12) on the filter tank (1), parts in described first connector (11) and second connector (12) are elastic component, and both connect together and can be along the radially relative motion of filter tank (1).
8. according to the described Shakeproof filtrator of claim 7, it is characterized in that: described side direction damping assembly (10) has several and circumferentially is arranged between filter element part (3) bottom and the filter tank (1) at interval, wherein first connector (11) is the sleeve of rigidity material, second connector (12) is the guide pipe of elastic material, and described jacket casing is located on the guide pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102505885A CN101874945B (en) | 2009-12-16 | 2009-12-16 | Shakeproof filtrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102505885A CN101874945B (en) | 2009-12-16 | 2009-12-16 | Shakeproof filtrator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101874945A true CN101874945A (en) | 2010-11-03 |
| CN101874945B CN101874945B (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102505885A Active CN101874945B (en) | 2009-12-16 | 2009-12-16 | Shakeproof filtrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101874945B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758711A (en) * | 2012-08-02 | 2012-10-31 | 合肥威尔燃油系统有限责任公司 | Fuel filter with exhausting function |
| CN107042029A (en) * | 2016-02-05 | 2017-08-15 | 海南立昇净水科技实业有限公司 | Seal assembling shell and the filter comprising it |
| CN110603085A (en) * | 2017-05-09 | 2019-12-20 | 唐纳森公司 | Adapter and air filter cartridge adapted for use with such adapter |
| CN117138433A (en) * | 2023-10-31 | 2023-12-01 | 南通海狮船舶机械有限公司 | Automatic back flush filter |
-
2009
- 2009-12-16 CN CN2009102505885A patent/CN101874945B/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758711A (en) * | 2012-08-02 | 2012-10-31 | 合肥威尔燃油系统有限责任公司 | Fuel filter with exhausting function |
| CN107042029A (en) * | 2016-02-05 | 2017-08-15 | 海南立昇净水科技实业有限公司 | Seal assembling shell and the filter comprising it |
| CN107042029B (en) * | 2016-02-05 | 2020-04-24 | 海南立昇净水科技实业有限公司 | Sealed assembly casing reaches filter that contains it |
| CN110603085A (en) * | 2017-05-09 | 2019-12-20 | 唐纳森公司 | Adapter and air filter cartridge adapted for use with such adapter |
| CN117138433A (en) * | 2023-10-31 | 2023-12-01 | 南通海狮船舶机械有限公司 | Automatic back flush filter |
| CN117138433B (en) * | 2023-10-31 | 2023-12-26 | 南通海狮船舶机械有限公司 | Automatic back flush filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101874945B (en) | 2012-07-04 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SUZHOU DIFITE (SIP) CO., LTD. Free format text: FORMER NAME: SUZHOU INDUSTRIAL PARK, DIFITE CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: 215000, No. 22, Sheng Sheng Road, Sheng Town, Suzhou Industrial Park, Jiangsu Patentee after: Suzhou Duffett Filtration Technology Co.,Ltd. Address before: 215126 No. 22 Sheng Road, Suzhou Industrial Park, Jiangsu, China Patentee before: Suzhou Industrial Park Duffett Filtration Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20201028 Address after: 223900 north of Ningzhong road and west of jingsan Road, Sihong Economic Development Zone, Sihong County, Suqian City, Jiangsu Province Patentee after: Jiangsu dafiter Technology Co.,Ltd. Address before: 215000, No. 22, Sheng Sheng Road, Sheng Town, Suzhou Industrial Park, Jiangsu Patentee before: Suzhou Duffett Filtration Technology Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230912 Address after: No. 22, Tongsheng Road, Shengpu Town, Suzhou Industrial Park, Jiangsu Province, 215000 Patentee after: Suzhou Duffett Filtration Technology Co.,Ltd. Address before: 223900 north side of Ningzhong Road, west side of jingsan Road, machinery manufacturing industrial park, Sihong Economic Development Zone, Sihong County, Suqian City, Jiangsu Province Patentee before: Jiangsu dafiter Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |