CN207871696U - A kind of Spin-on diesel oil filter - Google Patents
A kind of Spin-on diesel oil filter Download PDFInfo
- Publication number
- CN207871696U CN207871696U CN201721697795.1U CN201721697795U CN207871696U CN 207871696 U CN207871696 U CN 207871696U CN 201721697795 U CN201721697795 U CN 201721697795U CN 207871696 U CN207871696 U CN 207871696U
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- Prior art keywords
- valve seat
- discharge valve
- sealing ring
- diesel
- mounting groove
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a kind of Spin-on diesel oil filters, it includes filter casing, diesel-oil filter element and thread plate sub-unit, thread plate sub-unit is equipped with inner seal ring with diesel-oil filter element one end junction, spring is set between the diesel-oil filter element other end and filter casing, discharging valve is connect by discharge valve seat with filter casing, discharge valve seat upper surface is provided with sealing ring mounting groove, and sealing ring mounting groove is equipped with discharge valve seat sealing ring.The utility model in discharge valve seat upper surface by being provided with sealing ring mounting groove, sealing ring mounting groove is equipped with discharge valve seat sealing ring, discharge valve seat sealing ring is located on discharge valve seat and filter casing contact surface, and depth 1 3mm smaller than the diameter of discharge valve seat sealing ring for further defining sealing ring mounting groove, substantially increase its leakproofness, and avoid the shortcomings that riveting is brought, the filtering product made have many advantages, such as good airproof performance, can reduce permeability risk, save coating process and qualification rate is high.
Description
Technical field
The utility model belongs to filter technical field, and in particular to a kind of good airproof performance can reduce permeability risk, save
Coating process and the high Spin-on diesel oil filter of qualification rate.
Background technology
Filter includes shell sub-unit and filter core, and shell sub-unit is connected and composed by shell and discharge valve seat, currently, greatly
Its shell of partial filter and discharge valve seat coloured silk screw thread rivet together, and fastness is strong, ensures its leakproofness, in riveted
Before, first in M slots fluid sealant is applied, however, to ensure that product quality, the defects of screw thread is not allow for collapsing tooth, and surface requirements
Without assassinate, without corrugation, drawing crack etc., height is required to its construction technology work.
Utility model content
For the above-mentioned problems in the prior art, the purpose of this utility model is to provide a kind of good airproof performance, energy
Permeability risk is reduced, coating process is saved and Spin-on diesel oil filter that qualification rate is high.
A kind of Spin-on diesel oil filter, including filter casing, diesel-oil filter element and thread plate sub-unit, spiral shell
Assembly sealing ring is equipped between line cover board sub-unit and filter casing, it is characterised in that thread plate sub-unit and diesel-oil filter element
One end junction is equipped with inner seal ring, diesel-oil filter element other end connecting spring one end, and the spring other end is held out against in filter casing
On, and be placed on discharge valve seat, discharging valve is connect by discharge valve seat with filter casing, and discharge valve seat upper surface is provided with sealing
Mounting groove is enclosed, sealing ring mounting groove is equipped with discharge valve seat sealing ring, and discharge valve seat sealing ring is located at discharge valve seat and filter
On shell contact surface, its leakproofness is improved.
A kind of Spin-on diesel oil filter, it is characterised in that the depth of sealing ring mounting groove is sealed than discharge valve seat
The small 1-3mm of diameter of circle.
A kind of Spin-on diesel oil filter, it is characterised in that filter casing opening is equipped with the shell to varus
Top margin, discharge valve seat top turn down outward, form discharge valve seat inverted draw cut, and the matching of shell top margin is arranged in discharge valve seat inverted draw cut.
A kind of above-mentioned Spin-on diesel oil filter, including filter casing, diesel-oil filter element and thread plate sub-unit, spiral shell
Assembly sealing ring is equipped between line cover board sub-unit and filter casing, it is characterised in that thread plate sub-unit and diesel-oil filter element
One end junction is equipped with inner seal ring, diesel-oil filter element other end connecting spring one end, and the spring other end is held out against in filter casing
On, and be placed on discharge valve seat, discharging valve is connect by discharge valve seat with filter casing, and discharge valve seat upper surface is provided with sealing
Mounting groove is enclosed, sealing ring mounting groove is equipped with discharge valve seat sealing ring, and discharge valve seat sealing ring is located at discharge valve seat and filter
On shell contact surface.The utility model is connect by discharge valve seat with filter casing by discharging valve, discharge valve seat upper surface
It is provided with sealing ring mounting groove, sealing ring mounting groove is equipped with discharge valve seat sealing ring, and discharge valve seat sealing ring is located at discharge valve seat
With on filter casing contact surface, and the depth for further defining sealing ring mounting groove is smaller than the diameter of discharge valve seat sealing ring
1-3mm substantially increases its leakproofness, and avoids the shortcomings that riveting is brought, so as to get filtering product have leakproofness
It is good, permeability risk can be reduced, save the advantages that coating process and qualification rate are high.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is enlarged structure schematic diagram at the A in Fig. 1.
In figure：1- assembly sealing rings, 2- thread plate sub-units, 3- inner seal rings, 4- diesel-oil filter elements, 5- hold out against spring,
6- filter casings, 601- shell top margins, 7- discharge valve seats, 701- sealing ring mounting grooves, 702- discharge valve seat inverted draw cuts, 8- discharge water
Valve seals, 9- discharging valves, 10- discharge valve seat sealing rings.
Specific implementation mode
Below in conjunction with Figure of description, the utility model will be further described：
As shown in Figs. 1-2, a kind of Spin-on diesel oil filter of the utility model, including filter casing 6, diesel-oil filter element
4 and thread plate sub-unit 2, assembly sealing ring 1 is equipped between thread plate sub-unit 2 and filter casing 6, it is characterised in that
Thread plate sub-unit 2 is equipped with inner seal ring 3,4 other end connecting spring 5 one of diesel-oil filter element with 4 one end junction of diesel-oil filter element
End, 5 other end of spring is held out against on filter casing 6, and is placed on discharge valve seat 7, and discharging valve 9 passes through discharge valve seat 7 and filter
Clear device shell 6 connects, and 6 opening of filter casing is equipped with the shell top margin 601 to varus, and 7 top of discharge valve seat turns down outward,
Discharge valve seat inverted draw cut 702 is formed, the matching of shell top margin 601 is arranged in discharge valve seat inverted draw cut 702；It opens 7 upper surface of discharge valve seat
There are sealing ring mounting groove 701, sealing ring mounting groove 701 to be equipped with discharge valve seat sealing ring 10, discharge valve seat sealing ring 10 is located at
Discharge valve seat 7 improves its leakproofness, in order to can guarantee its leakproofness, and can save sealing ring on 6 contact surface of filter casing
Raw material, the utility model is by the small 1-3mm of diameter of the depth of sealing ring mounting groove 701 and discharge valve seat sealing ring 10.
The utility model in 7 upper surface of discharge valve seat by being provided with sealing ring mounting groove 701, in sealing ring mounting groove 701
Equipped with discharge valve seat sealing ring 10, discharge valve seat sealing ring 10 is located on discharge valve seat 7 and 6 contact surface of filter casing, close
The depth of seal mounting groove 701 is smaller 1-3mm than the diameter of discharge valve seat sealing ring 10, substantially increases its leakproofness, and avoid
The shortcomings that riveting is brought, so as to get filtering product there is good airproof performance, permeability risk can be reduced, save coating process and
The advantages that qualification rate is high.
Claims (3)
1. a kind of Spin-on diesel oil filter, including filter casing（6）, diesel-oil filter element（4）And thread plate sub-unit（2）,
Thread plate sub-unit（2）With filter casing（6）Between be equipped with assembly sealing ring（1）, it is characterised in that thread plate point is total
At（2）With diesel-oil filter element（4）One end junction is equipped with inner seal ring（3）, diesel-oil filter element（4）Other end connecting spring（5）One end,
Spring（5）The other end is held out against in filter casing（6）On, and it is placed on discharge valve seat（7）On, discharging valve（9）Pass through discharge valve seat
（7）With filter casing（6）Connection, discharge valve seat（7）Upper surface is provided with sealing ring mounting groove（701）, sealing ring mounting groove
（701）It is equipped with discharge valve seat sealing ring（10）, discharge valve seat sealing ring（10）Positioned at discharge valve seat（7）With filter casing
（6）On contact surface, its leakproofness is improved.
2. a kind of Spin-on diesel oil filter according to claim 1, it is characterised in that sealing ring mounting groove（701）Depth
Degree is than discharge valve seat sealing ring（10）The small 1-3mm of diameter.
3. a kind of Spin-on diesel oil filter according to claim 1, it is characterised in that filter casing（6）Opening is set
The shell top margin of oriented varus（601）, discharge valve seat（7）Top turns down outward, forms discharge valve seat inverted draw cut（702）, shell top
Side（601）Matching is arranged in discharge valve seat inverted draw cut（702）It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721697795.1U CN207871696U (en) | 2017-12-08 | 2017-12-08 | A kind of Spin-on diesel oil filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721697795.1U CN207871696U (en) | 2017-12-08 | 2017-12-08 | A kind of Spin-on diesel oil filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207871696U true CN207871696U (en) | 2018-09-18 |
Family
ID=63501939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721697795.1U Active CN207871696U (en) | 2017-12-08 | 2017-12-08 | A kind of Spin-on diesel oil filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207871696U (en) |
-
2017
- 2017-12-08 CN CN201721697795.1U patent/CN207871696U/en active Active
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| GR01 | Patent grant |