CN205190091U - Fuel filter cover - Google Patents
Fuel filter cover Download PDFInfo
- Publication number
- CN205190091U CN205190091U CN201520966570.6U CN201520966570U CN205190091U CN 205190091 U CN205190091 U CN 205190091U CN 201520966570 U CN201520966570 U CN 201520966570U CN 205190091 U CN205190091 U CN 205190091U
- Authority
- CN
- China
- Prior art keywords
- filter
- fuel
- passage
- oil
- essence
- 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.)
- Active
Links
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model relates to a filter technical field, the utility model provides a fuel filter cover, this fuel filter cover is including straining a body, strain that be equipped with colating installation passageway on the body and the installation passageway is strained to the essence, colating installation passageway with smart strain to install install the same case subassembly that filtrates of structure in the passageway respectively, filter the outside of case subassembly and install adjustment handle, this internally is equipped with corresponding fuel oil channel to strain the seat, through the control that filters the case subassembly, realize independent colating, independent first essence is strained and is not shut down the installation with independent second essence is strained, realize colating and smart integration of straining simultaneously, spatial layout is compact, outside oil circuit pipeline has been simplified.
Description
Technical field
The utility model belongs to filter cleaner technical field, particularly relates to a kind of fuel filter seat.
Background technique
Fuel filter has diesel-oil filter, gasoline filter and rock gas filter cleaner three class, and the effect of filter cleaner is deleterious particle in filtering engine fuel gas system and moisture, to protect oil pump nozzle, cylinder sleeve, piston ring etc., reduces wear, avoids blocking.Corresponding, fuel filter seat is the making for supporting fuel filter, inner containing fuel gallery.
At present, fuel filter seat can reach two-stage and not shut down the function changing fuel filter, but poor to the smoothing effect of fuel oil, does not have temperature measurement function simultaneously, cannot meet automatically controlled demand.
And above-mentioned secondary fuel filter seat does not have integrated draining protective function, need additionally drain line to be installed, complex structure, and unsightly.
Model utility content
The purpose of this utility model is to provide a kind of fuel filter seat, is intended to solve prior art intermediate fuel oil filter seat and can reaches two-stage and do not shut down the function changing fuel filter, but to the poor problem of the smoothing effect of fuel oil.
The utility model realizes like this, a kind of fuel filter seat, described fuel filter seat comprises filter block body, described filter block body is provided with coarse filtration and installs passage and essence filter installation passage, described coarse filtration is installed passage and is separately installed with the identical filtering mangetic core assembly of structure with in essence filter installation passage, the outside of described filtering mangetic core assembly is provided with regulating handle, wherein:
Described filter block body is provided with coarse filtration filler opening, the first filter block oil outlet, essence filter filler opening and the second filter block oil outlet, described coarse filtration filler opening connects fuel tank, described first filter block oil outlet and described essence are filtered between filler opening and are provided with low pressure oil transfer pump, and described second filter block oil outlet connects high pressure oil transfer pump;
Oil tank fuel passage, coarse filtration fuel gallery, the first low pressure oil transfer pump connecting passage, the second low pressure oil transfer pump connecting passage, the first essence filter fuel gallery, the second essence filter fuel gallery and high pressure oil transfer pump connecting passage is respectively equipped with in described filter block body;
Described oil tank fuel passage is communicated with described coarse filtration filler opening, described first low pressure oil transfer pump connecting passage is communicated with described first filter block oil outlet, and two ends, described coarse filtration fuel gallery are communicated with by described filtering mangetic core assembly with described first low pressure oil transfer pump connecting passage with described oil tank fuel passage respectively;
Described second low pressure oil transfer pump connecting passage is filtered filler opening with described essence and is communicated with, described high pressure oil transfer pump connecting passage is communicated with described second filter block oil outlet, and described first essence filter fuel gallery is communicated with by described filtering mangetic core assembly with described high pressure oil transfer pump connecting passage with described second low pressure oil transfer pump connecting passage respectively with the two ends of described second essence filter fuel gallery;
Described coarse filtration fuel gallery connects coarse filtration, and described first essence filter fuel gallery connects the first essence filter, and described second essence filter fuel gallery connects the second essence filter.
As a kind of improved plan, described filtering mangetic core assembly specifically comprises the first seal ring, the first spool and is arranged on the first adjustment plug of described first spool end.
As a kind of improved plan, described first seal ring is O type circle, and described O type circle is set to five.
As a kind of improved plan, described filter block body is also provided with oil drain valve and passage is installed, described oil drain valve is installed in passage and is provided with oil drain valve component, described oil drain valve component is fixed on described oil drain valve by gland nut and installs in passage, and described second low pressure oil transfer pump connecting passage is by described oil drain valve component and described oil tank fuel channel connection.
As a kind of improved plan, described oil drain valve component comprises the second seal ring, valve seat, steel ball, the second spool, Regulation spring and the second adjustment plug.
As a kind of improved plan, described second seal ring is O type circle, and described O type circle is two.
As a kind of improved plan, be provided with auxiliary oil channel in described filter block body, the two ends of described auxiliary oil channel are communicated with described first low pressure oil transfer pump connecting passage with described oil tank fuel passage respectively by described filtering mangetic core assembly.
As a kind of improved plan, described filter block body is respectively equipped with the front oil temperature pressure monitoring point of filter and the rear oil temperature pressure monitoring point of filter.
Because fuel filter seat comprises filter block body; filter block body is provided with coarse filtration and installs passage and essence filter installation passage; coarse filtration is installed passage and is separately installed with the identical filtering mangetic core assembly of structure with in essence filter installation passage; the outside of filtering mangetic core assembly is provided with regulating handle; corresponding fuel gallery is provided with in filter block body; by the control of filtering mangetic core assembly; realize independent coarse filtration, independent first essence filter and independent second essence filter do not shut down installation; realize simultaneously coarse filtration and essence filter integrated; space layout is compact, simplifies outside oil circuit pipeline.
Owing to filter block body being also provided with oil drain valve, passage is installed; oil drain valve is installed in passage and is provided with oil drain valve component; oil drain valve component is fixed on oil drain valve by gland nut and installs in passage; second low pressure oil transfer pump connecting passage is by described oil drain valve component and oil tank fuel channel connection; realize while coarse filtration and essence filter twin-stage are integrated; also be integrated into by draining protective function on this fuel filter seat, available protecting filter cleaner, also simplify exterior line simultaneously.
Owing to filter block body being respectively equipped with the front oil temperature monitoring point of filter and the rear oil temperature monitoring point of filter, realize, to the monitoring of fuel pressure temperature before and after filtering, meeting automatically controlled demand.
Accompanying drawing explanation
Fig. 1 is the overall structure exploded perspective view of the fuel filter seat that the utility model provides;
Fig. 2 is the internal structure schematic diagram of the fuel filter seat that the utility model provides;
Fig. 3 is fuel filter seat that the utility model provides fuel flow communication figure when normally working;
Fig. 4 is the fuel flow communication figure of the fuel filter seat that provides of the utility model when changing the first essence filter;
Fig. 5 is the fuel flow communication figure of the fuel filter seat that provides of the utility model when changing the second essence filter;
Fig. 6 is the fuel flow communication figure of the fuel filter seat that provides of the utility model when changing the filter of coarse filtration essence;
Fig. 7 be the utility model provide fuel filter seat fuel oil draining protection time fuel flow communication figure;
Wherein, 1-filter block body, 2-coarse filtration installs passage, passage is installed in the filter of 3-essence, 4-regulating handle, 5-coarse filtration filler opening, 6-first filter block oil outlet, 7-essence filter filler opening, 8-second filter block oil outlet, 9-oil tank fuel passage, 10-coarse filtration fuel gallery, 11-first low pressure oil transfer pump connecting passage, 12-second low pressure oil transfer pump connecting passage, 13-first essence filter fuel gallery, 14-second essence filter fuel gallery, 15-high pressure oil transfer pump connecting passage, 16-first seal ring, 17-first spool, 18-first regulates plug, 19-second seal ring, 20-valve seat, 21-steel ball, 22-second spool, 23-Regulation spring, 24-second regulates plug, 25-auxiliary oil channel, oil temperature pressure monitoring point before 26-filter, oil temperature pressure monitoring point after 27-filter.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1 shows the overall structure exploded perspective view of the fuel filter seat that the utility model provides, and for convenience of explanation, only gives the part relevant to the utility model in figure.
Fuel filter seat comprises filter block body 1, filter block body 1 is provided with coarse filtration and installs passage 2 and essence filter installation passage 3, coarse filtration is installed passage 2 and is separately installed with the identical filtering mangetic core assembly of structure (unmarked in figure) with in essence filter installation passage 3, the outside of filtering mangetic core assembly is provided with regulating handle 4, wherein:
Filter block body 1 is provided with coarse filtration filler opening 5, first filter block oil outlet 6, essence filter filler opening 7 and the second filter block oil outlet 8, coarse filtration filler opening 5 connects fuel tank, first filter block oil outlet 6 and described essence are filtered between filler opening 7 and are provided with low pressure oil transfer pump, and the second filter block oil outlet 8 connects high pressure oil transfer pump;
As shown in Figure 2, oil tank fuel passage 9, essence filter fuel gallery 14, coarse filtration fuel gallery 10, first low pressure oil transfer pump connecting passage 11, second low pressure oil transfer pump connecting passage 12, first essence filter fuel gallery 13, second and high pressure oil transfer pump connecting passage 15 is respectively equipped with in filter block body 1;
Oil tank fuel passage 9 is communicated with coarse filtration filler opening 5, first low pressure oil transfer pump connecting passage 11 is communicated with the first filter block oil outlet 6, and two ends, coarse filtration fuel gallery 10 are communicated with by filtering mangetic core assembly with the first low pressure oil transfer pump connecting passage 11 with oil tank fuel passage 9 respectively;
Second low pressure oil transfer pump connecting passage 12 is filtered filler opening 7 with essence and is communicated with, high pressure oil transfer pump connecting passage 15 is communicated with the second filter block oil outlet 8, and the first essence filter fuel gallery 13 is communicated with by filtering mangetic core assembly with high pressure oil transfer pump connecting passage 15 with the second low pressure oil transfer pump connecting passage 12 respectively with the two ends of the second essence filter fuel gallery 14;
Above-mentioned coarse filtration fuel gallery 10 connects coarse filtration (not shown), and the first essence filter fuel gallery 13 connects the first essence filter (not shown), and the second essence filter fuel gallery 14 connects the second essence filter (not shown), wherein:
As can be seen from Fig. 2 to Fig. 7, this essence filter fuel gallery, coarse filtration fuel gallery 10, first 13 and the second essence filter fuel gallery 14 are divided into two sections respectively as oil suction chamber and go out oil pocket existence, filter with corresponding coarse filtration, the first essence and the second smart filter connects, do not repeat them here.
As can be seen from Figure 1, a filtering mangetic core assembly controls coarse filtration separately, and another one filtering mangetic core assembly controls the first essence filter and the second essence filter respectively.
Wherein, above-mentioned filtering mangetic core assembly specifically comprises the first seal ring 16, first spool 17 and is arranged on the first adjustment plug 18 of the first spool 17 end;
Above-mentioned first seal ring 16 can adopt O type circle, and O type circle is set to five.
As can be seen from Figure 1, this filtering mangetic core assembly is fixed on above-mentioned coarse filtration by regulating handle 4 and installs passage 2 and essence filter installation passage 3, wherein, this regulating handle 4 has the state controlling the opening and closing of each fuel gallery in filter block body 1 by rotating different directions and angle, simultaneously it also realizes installing passage 2 and essence filter to coarse filtration by the structure such as seal ring and nut and installs the sealing of passage 3 and fastening, is not repeating at this.
In the utility model, filter block body 1 is also provided with oil drain valve and passage (unmarked in figure) is installed, oil drain valve is installed in passage and is provided with oil drain valve component (unmarked in figure), oil drain valve component is fixed on oil drain valve by gland nut and installs in passage, namely on above-mentioned filter block body 1, oil drain valve is integrated with, make whole fuel filter seat possess draining protective function, available protecting filter cleaner, but also simplify exterior line;
Wherein, the second low pressure oil transfer pump connecting passage 12 is communicated with oil tank fuel passage 9 by oil drain valve component.
Wherein, this oil drain valve component comprises the second seal ring 19, valve seat 20, steel ball 21, second spool 22, Regulation spring 23 and the second adjustment plug 24;
Above-mentioned second seal ring 19 can adopt O type circle, and the quantity of this O type circle can be set to two, does not repeat them here.
In this embodiment, be provided with auxiliary oil channel 25 in filter block body 1, the two ends of auxiliary oil channel 25 are communicated with the first low pressure oil transfer pump connecting passage 11 with oil tank fuel passage 9 respectively by filtering mangetic core assembly;
Second low pressure oil transfer pump connecting passage 12 is communicated with oil tank fuel passage 9 by oil drain valve component.
In the above-described embodiments, as shown in Figure 1, filter block body 1 to be also provided with before filter oil temperature pressure monitoring point 27 after oil temperature pressure monitoring point 26 and filter, respectively to the monitoring of the oil temperature pressure of fuel oil before filter and the oil temperature pressure after filtering, meet automatically controlled requirement, at this not in order to limit the utility model.
In the utility model; filter block body 1 is also provided with oil drain valve and passage is installed; oil drain valve is installed in passage and is provided with oil drain valve component; oil drain valve component is fixed on oil drain valve by gland nut and installs in passage; second low pressure oil transfer pump connecting passage 12 is communicated with oil tank fuel passage 9 by described oil drain valve component, realizes, while coarse filtration and essence filter twin-stage are integrated, being also integrated into by draining protective function on this fuel filter seat; available protecting filter cleaner, also simplify exterior line simultaneously.
For the ease of understanding, following composition graphs 1 and the content shown in Fig. 2, provide the implementation procedure of each working state of the utility model:
1, fuel filter seat normally works
As shown in Figure 3, fuel from fuel tank, coarse filtration filler opening 5 enters oil tank fuel passage 9, then coarse filtration fuel gallery 10 is entered from oil tank fuel passage 9, and enter coarse filtration, through coarse filtration dewater and single filter after, low pressure oil transfer pump is entered through the first low pressure oil transfer pump connecting passage 11, fuel oil through low pressure oil transfer pump enters the second low pressure oil transfer pump connecting passage 12 through essence filter filler opening 7, then the first essence filter fuel gallery 13 is entered respectively by filtering mangetic core assembly, second essence filter fuel gallery 14, enter the first essence filter and the second essence filter essence filter respectively, fuel oil after the essence filter process that the first essence filter and the second essence are filtered enters high pressure oil pump by high pressure oil pump connecting passage, now the first essence filter and the second essence filter use in parallel, under this working state, oil drain valve is closed condition, as shown by the arrows in Figure 3.
2, the first essence filter is changed
As shown in Figure 4, control filtering mangetic core assembly by regulating handle 4 and turn clockwise 90 °, the first essence filter fuel gallery 13 and the first essence filter are turned off by filtering mangetic core assembly, and now fuel oil only filters filter in the second essence, all the other concrete fuel flow communication directions with reference to shown in figure 3, can be specially:
Fuel from fuel tank, coarse filtration filler opening 5 enters oil tank fuel passage 9, then coarse filtration fuel gallery 10 is entered from oil tank fuel passage 9, and enter coarse filtration, through coarse filtration dewater and single filter after, low pressure oil transfer pump is entered through the first low pressure oil transfer pump connecting passage 11, fuel oil through low pressure oil transfer pump enters the second low pressure oil transfer pump connecting passage 12 through essence filter filler opening 7, then the second essence filter fuel gallery 14 is entered by filtering mangetic core assembly, enter the second essence filter essence filter, fuel oil after the essence filter process of the second essence filter enters high pressure oil pump by high pressure oil pump connecting passage, now the second essence filter works independently, under this working state, oil drain valve is closed condition,
That is: can not shut down the filter of replacing first essence under this state, its concrete fuel flow communication as shown by the arrows in Figure 4.
3, the second essence filter is changed
As shown in Figure 5, when filtering mangetic core assembly is rotated counterclockwise 90 °, the second essence filter is turned off by filtering mangetic core assembly, and now fuel oil only filters filter in the first essence, and all the other concrete fuel flow communication directions with reference to shown in figure 3, can be specially:
Fuel from fuel tank, coarse filtration filler opening 5 enters oil tank fuel passage 9, then coarse filtration fuel gallery 10 is entered from oil tank fuel passage 9, and enter coarse filtration, through coarse filtration dewater and single filter after, low pressure oil transfer pump is entered through the first low pressure oil transfer pump connecting passage 11, fuel oil through low pressure oil transfer pump enters the second low pressure oil transfer pump connecting passage 12 through essence filter filler opening 7, then the first essence filter fuel gallery 13 is entered by filtering mangetic core assembly, enter the first essence filter essence filter, fuel oil after the essence filter process of the first essence filter enters high pressure oil pump by high pressure oil pump connecting passage, now the first essence filter works independently, under this working state, oil drain valve is closed condition,
That is: can not shut down the filter of replacing second essence under this state, its concrete fuel flow communication as shown by the arrows in Figure 5.
4, coarse filtration is changed
As shown in Figure 6, when filtering mangetic core assembly rotates 180 °, coarse filtration is turned off by filtering mangetic core assembly, and now fuel oil flows into auxiliary oil channel 25 through fuel tank, and walk around coarse filtration and directly enter low pressure oil transfer pump, all the other concrete fuel flow communication directions with reference to shown in figure 3, can be specially:
Fuel from fuel tank, coarse filtration filler opening 5 enters oil tank fuel passage 9, then auxiliary oil channel 25 is entered from oil tank fuel passage 9, walk around coarse filtration, low pressure oil transfer pump is entered through the first low pressure oil transfer pump connecting passage 11, fuel oil through low pressure oil transfer pump enters the second low pressure oil transfer pump connecting passage 12 through essence filter filler opening 7, then the first essence filter fuel gallery 13 is entered respectively by filtering mangetic core assembly, second essence filter fuel gallery 14, enter the first essence filter and the second essence filter essence filter respectively, fuel oil after the essence filter process that the first essence filter and the second essence are filtered enters high pressure oil pump by high pressure oil pump connecting passage, now the first essence filter and the second essence filter use in parallel, under this working state, oil drain valve is closed condition,
That is: can not shut down replacing coarse filtration under this state, its concrete fuel flow communication as shown by the arrows in Figure 6.
5, draining protection
As shown in Figure 7; during Fuel Cut Solenoid Valve work; cut off the oil stream that filter block body 1 leads to high pressure oil pump; and now engine inertia is rotated, low pressure oil transfer pump still works, and therefore filter block body 1 fuel pressure rises; when fuel pressure rises to oil drain valve component setting value; oil drain valve component is opened, and fuel oil is back to fuel tank inlet by the second low pressure oil transfer pump connecting passage 12 and oil tank fuel passage 9, thus protection filter cleaner is not by pressure break.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. a fuel filter seat, it is characterized in that, described fuel filter seat comprises filter block body (1), described filter block body (1) is provided with coarse filtration and installs passage (2) and essence filter installation passage (3), described coarse filtration is installed passage (2) and is separately installed with the identical filtering mangetic core assembly of structure with in essence filter installation passage (3), the outside of described filtering mangetic core assembly is provided with regulating handle (4), wherein:
Described filter block body (1) is provided with coarse filtration filler opening (5), the first filter block oil outlet (6), essence filter filler opening (7) and the second filter block oil outlet (8), described coarse filtration filler opening (5) connects fuel tank, described first filter block oil outlet (6) and described essence are filtered between filler opening (7) and are provided with low pressure oil transfer pump, and described second filter block oil outlet (8) connects high pressure oil transfer pump;
Oil tank fuel passage (9), coarse filtration fuel gallery (10), the first low pressure oil transfer pump connecting passage (11), the second low pressure oil transfer pump connecting passage (12), the first essence filter fuel gallery (13), the second essence filter fuel gallery (14) and high pressure oil transfer pump connecting passage (15) is respectively equipped with in described filter block body (1);
Described oil tank fuel passage (9) is communicated with described coarse filtration filler opening (5), described first low pressure oil transfer pump connecting passage (11) is communicated with described first filter block oil outlet (6), and described coarse filtration fuel gallery (10) two ends are communicated with by described filtering mangetic core assembly with described first low pressure oil transfer pump connecting passage (11) with described oil tank fuel passage (9) respectively;
Described second low pressure oil transfer pump connecting passage (12) is filtered filler opening (7) with described essence and is communicated with, described high pressure oil transfer pump connecting passage (15) is communicated with described second filter block oil outlet (8), and described first essence filter fuel gallery (13) is communicated with by described filtering mangetic core assembly with described high pressure oil transfer pump connecting passage (15) with described second low pressure oil transfer pump connecting passage (12) respectively with the two ends of described second essence filter fuel gallery (14);
Described coarse filtration fuel gallery (10) connects coarse filtration, and described first essence filter fuel gallery (13) connects the first essence filter, and described second essence filter fuel gallery (14) connects the second essence filter.
2. fuel filter seat according to claim 1, it is characterized in that, described filtering mangetic core assembly specifically comprises the first seal ring (16), the first spool (17) and is arranged on the first adjustment plug (18) of described first spool (17) end.
3. fuel filter seat according to claim 2, is characterized in that, described first seal ring (16) is O type circle, and described O type circle is set to five.
4. fuel filter seat according to claim 1, it is characterized in that, described filter block body (1) is also provided with oil drain valve and passage is installed, described oil drain valve is installed in passage and is provided with oil drain valve component, described oil drain valve component is fixed on described oil drain valve by gland nut and installs in passage, and described second low pressure oil transfer pump connecting passage (12) is communicated with described oil tank fuel passage (9) by described oil drain valve component.
5. fuel filter seat according to claim 4, it is characterized in that, described oil drain valve component comprises the second seal ring (19), valve seat (20), steel ball (21), the second spool (22), Regulation spring (23) and the second adjustment plug (24).
6. fuel filter seat according to claim 5, is characterized in that, described second seal ring (19) is O type circle, and described O type circle is two.
7. the fuel filter seat according to any one of claim 4 to 6, it is characterized in that, be provided with auxiliary oil channel (25) in described filter block body (1), the two ends of described auxiliary oil channel (25) are communicated with described first low pressure oil transfer pump connecting passage (11) with described oil tank fuel passage (9) respectively by described filtering mangetic core assembly.
8. fuel filter seat according to claim 1, is characterized in that, described filter block body (1) is respectively equipped with the front oil temperature pressure monitoring point (26) of filter and the rear oil temperature pressure monitoring point (27) of filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520966570.6U CN205190091U (en) | 2015-11-26 | 2015-11-26 | Fuel filter cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520966570.6U CN205190091U (en) | 2015-11-26 | 2015-11-26 | Fuel filter cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205190091U true CN205190091U (en) | 2016-04-27 |
Family
ID=55783088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520966570.6U Active CN205190091U (en) | 2015-11-26 | 2015-11-26 | Fuel filter cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205190091U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139313A (en) * | 2018-09-29 | 2019-01-04 | 潍柴重机股份有限公司 | Dual-purpose type filter seat device |
| CN110056460A (en) * | 2019-06-10 | 2019-07-26 | 瑞安市环嘉滤清器有限公司 | A kind of fuel filter and its filter core |
-
2015
- 2015-11-26 CN CN201520966570.6U patent/CN205190091U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139313A (en) * | 2018-09-29 | 2019-01-04 | 潍柴重机股份有限公司 | Dual-purpose type filter seat device |
| CN109139313B (en) * | 2018-09-29 | 2020-12-18 | 潍柴重机股份有限公司 | Dual-purpose filter base device |
| CN110056460A (en) * | 2019-06-10 | 2019-07-26 | 瑞安市环嘉滤清器有限公司 | A kind of fuel filter and its filter core |
| CN110056460B (en) * | 2019-06-10 | 2024-03-01 | 瑞安市环嘉滤清器有限公司 | Fuel filter and filter element thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2305519A (en) | Fluid relief valve | |
| CN205190091U (en) | Fuel filter cover | |
| JP3790778B2 (en) | Automatic adjustment valve device | |
| CN102425693A (en) | Adjustable high-flexibility low-pressure and stable-pressure pressure reducing valve | |
| CN105570221A (en) | Main control valve bank of steering engine | |
| CN108131473A (en) | The check valve of decompression function built in a kind of band | |
| US9816635B2 (en) | Valve having an exchangeable cartridge | |
| CN102400981A (en) | Equipment for cleaning hydraulic system | |
| US20200406171A1 (en) | Differential pressure valve & filter system incorporating same | |
| CN205446231U (en) | Special integrated valves of steering wheel | |
| CN103058085B (en) | System system and rotary drilling rig | |
| CN102278330A (en) | Hydraulic device | |
| CN108240366B (en) | A kind of flow divider valve for the hydraulic accessory of excavator | |
| CN205298119U (en) | Multi -functional integrated valves of steering wheel | |
| CN205715841U (en) | A kind of filter check valve | |
| CN108087367B (en) | A kind of flow divider valve for load-sensitive pumping system | |
| CN103670849B (en) | A kind of engine and fuel filter thereof | |
| CN204176033U (en) | Combined valve | |
| CN204973251U (en) | Filter device with non-return function | |
| CN202402399U (en) | Cleaning equipment of hydraulic system | |
| JPH031522B2 (en) | ||
| CN202007804U (en) | Throttle valve with pressure protection function | |
| CN204383560U (en) | Hydraulic steering gear unloader valve | |
| CN209444492U (en) | A kind of automobile fuel pressure adjuster | |
| CN215673784U (en) | Pressure reducing valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |