CN202628347U - Fuel oil bypass type filtrator of hydraulic excavator - Google Patents
Fuel oil bypass type filtrator of hydraulic excavator Download PDFInfo
- Publication number
- CN202628347U CN202628347U CN 201220188959 CN201220188959U CN202628347U CN 202628347 U CN202628347 U CN 202628347U CN 201220188959 CN201220188959 CN 201220188959 CN 201220188959 U CN201220188959 U CN 201220188959U CN 202628347 U CN202628347 U CN 202628347U
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- China
- Prior art keywords
- oil
- filter
- fuel oil
- filtrator
- fuel
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- Expired - Fee Related
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Abstract
The utility model discloses a fuel oil bypass type filtrator of a hydraulic excavator. The fuel oil bypass type filtrator comprises filtrator upper covers, fuel oil filtering cores and filtrator shells, wherein the fuel oil filtering cores comprise a right fuel oil filtering core and a left fuel oil filtering core; the filtrator shells comprise a right filtrator shell and a left filtrator shell, and the filtrator upper covers are respectively provided with a right filtering core oil inlet and a left filtering core oil inlet; and the right fuel oil filtering core and the left fuel oil filtering core are respectively placed in the right filtrator shell and the left filtrator shell, and the filtrator upper covers are covered on the right filtrator shell and the left filtrator shell in a clamping manner. For the fuel oil bypass type filtrator provided by the utility model, the left and right fuel oil filtering cores can be switched by rotating a handle, thereby realizing the switching between the working state and the bypass state of the fuel oil filtrator, and ensuring that the hydraulic excavator can be rapidly switched under the plugging occasion of the fuel oil filtrator; and the excavator can operate continuously, the work efficiency is improved, and meanwhile, the interval time for replacing the fuel oil filtrator is prolonged.
Description
Technical field
The utility model relates to a kind of fuel filter, specifically is a kind of hydraulic shovel fuel oil bypass filter.
Background technique
The cleanliness of the fuel filter of vehicle interior is very important; Fuel filter generally all is housed in the prior fuel oil vehicle, and the effect of fuel filter is to remove solid sundries such as being contained in iron oxide in the fuel oil, dust; Prevent the oil-fired system obstruction; Reduce mechanical wear, guarantee motor stable operation, improve reliability.
At present; The hydraulic shovel engine system is the monomer-type filter cleaner with fuel filter, if fuel filter stops up when hydraulic shovel is worked, can cause oil-fired system oil-feed resistance excessive; Change fuel filter after needing excavator to stop, influenced the working efficiency of excavator.
Summary of the invention
To the problem that above-mentioned monomer-type fuel filter exists, the utility model provides a kind of hydraulic shovel fuel oil bypass filter, guarantees that hydraulic shovel can switch rapidly under the fuel filter stopping state, prolongs the blanking time of changing fuel filter simultaneously.
To achieve these goals; The technological scheme that the utility model adopts is: a kind of hydraulic shovel fuel oil bypass filter; Comprise Upper Lid of Filter, fuel oil fitering element, filter case; Said fuel oil fitering element comprises right fuel oil fitering element and left fuel oil fitering element, and said filter case comprises right filter case and left filter case, and Upper Lid of Filter is respectively equipped with right filter core filler opening and left filter core filler opening; Right fuel oil fitering element and left fuel oil fitering element place respectively in right filter case and the left filter case, and Upper Lid of Filter Ka Gai is on right filter case and left filter case; The oil-feed crossover sub is installed on the Upper Lid of Filter, and hollow space is an oil groove in the oil-feed crossover sub, and the outside has fuel inlet, and connects with oil groove, has right oil outlet and left oil outlet on the oil-feed crossover sub; Right oil outlet and left oil outlet be positioned at fuel inlet the bottom, be positioned at Upper Lid of Filter, be communicated with right fuel oil fitering element and left fuel oil fitering element respectively; Right filter core filler opening and left filter core filler opening are communicated with oil drain out, and handle is fixed on the oil-feed crossover sub, right oil outlet are communicated with or left oil outlet is communicated with left filter core filler opening with right filter core filler opening through rotatable handle.
Preferably, have groove on the oil-feed crossover sub, between fuel inlet and oil outlet, oil outlet, symmetry sticks into two pressing plates in the groove, twists bolt on two pressing plates oil-feed crossover sub is fixed on the Upper Lid of Filter.
Preferably, be communicated with oil-discharge trough between right filter core filler opening and the left filter core filler opening, oil-discharge trough is connected oil drain out.
If fuel filter stopped up and causes oil-fired system oil-feed resistance excessive when the utility model was worked at hydraulic shovel; When needing excavator to change fuel filter; Can select to replace left and right fuel oil fitering element through handle with sleeve; Thereby realize the conversion of fuel filter working state and bypass state, and then guarantee that hydraulic shovel can switch rapidly under the fuel filter stopping state, make uninterruptedly operation of excavator; Increase work efficiency, prolong the blanking time of changing fuel filter simultaneously.
Description of drawings
The structural representation of Fig. 1 the utility model;
The part sectioned view of Fig. 2 the utility model;
The oil-feed crossover sub structural representation of Fig. 3 the utility model;
Fig. 4 be among Fig. 2 A-A to sectional view.
Among the figure: 1, handle, 2, the oil-feed crossover sub, 2a, groove, 2b, fuel inlet, 2c, left oil outlet; 2d, right oil outlet, 2e, oil groove, 3, pressing plate, 4, Upper Lid of Filter; 4a, right filter core filler opening, 4b, left filter core filler opening, 4d, oil-discharge trough, 4e, oil drain out; 5a, right fuel oil fitering element, 5b, left fuel oil fitering element, 6a, right filter case, 6b, left filter case.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further.
As depicted in figs. 1 and 2, the utility model hydraulic shovel fuel oil bypass filter comprises oil-feed crossover sub 2, handle 1, Upper Lid of Filter 4, right fuel oil fitering element 5a, left fuel oil fitering element 5b, right filter case 6a and left filter case 6b.Extremely shown in Figure 3 like Fig. 1; Hollow space is oil groove 2e in the oil-feed crossover sub 2, and the outside has fuel inlet 2b, and fuel inlet 2b is communicated with oil groove 2e; Have left oil outlet 2c and right oil outlet 2d on the oil-feed crossover sub 2, left oil outlet 2c and right oil outlet 2d are positioned at the bottom of fuel inlet 2b.Like Fig. 1, Fig. 2 and shown in Figure 4, right filter core filler opening 4a that Upper Lid of Filter 4 inside are offered and left filter core filler opening 4 are communicated with right fuel oil fitering element 5a and left fuel oil fitering element 5b respectively, and right filter core filler opening 4a and left filter core filler opening 4b are communicated with oil drain out 4e; Handle 1 is fixed on the oil-feed crossover sub 2; Oil-feed crossover sub 2 is installed on the Upper Lid of Filter 4; Left side oil outlet 2c and right oil outlet 2d are positioned at Upper Lid of Filter 4; Through rotatable handle 1 left oil outlet 2c is communicated with left filter core filler opening 4b, or right oil outlet 2d is connected with right filter core filler opening 4a; Right fuel oil fitering element 5a and left fuel oil fitering element 5b place respectively in right filter case 6a and the left filter case 6b, and Upper Lid of Filter 4 Ka Gai are on right filter case 6a and left filter case 6b.
Preferably; To shown in Figure 3, have groove 2a like Fig. 1 on the oil-feed crossover sub 2, groove 2a is between fuel inlet 2b and left oil outlet 2c, right oil outlet 2d; Two pressing plates, 3 symmetries are stuck in the groove 2a, and oil-feed crossover sub 2 is installed on the Upper Lid of Filter 4 through pressing plate 3 usefulness bolts.This mode is more simple and convenient, is easy to change dismounting.
As shown in Figure 4, preferably, be communicated with oil-discharge trough 4d between right filter core filler opening 4a and the left filter core filler opening 4b, oil-discharge trough 4d is communicated with oil drain out 4e.Compare with left filter core filler opening 4b connection with right filter core filler opening 4a respectively with two oil drain out 4e, this structure fabrication that Upper Lid of Filter 4 inner oil extraction oil circuits are merged is simpler, saves the space, easy cleaning.
Working procedure: fuel oil is got into the oil groove 2e of oil-feed crossover sub 2 by fuel inlet 2b; The right oil outlet 2d of oil-feed this moment crossover sub 2 and Upper Lid of Filter 4 inner right filter core filler opening 4a communicate; Left side oil outlet 2c realizes sealing over against the hole inwall of Upper Lid of Filter installation oil-feed crossover sub.Fuel oil gets into right fuel oil fitering element 5a through Upper Lid of Filter 4 inner right filter core filler opening 4a, and fuel oil is through filtering, and 4 inner oil-discharge trough 4d and oil drain out 4e flow out by Upper Lid of Filter.This moment, right fuel oil fitering element 5a was in running order, and left fuel oil fitering element 5b is in bypass state.
When needing to change fuel oil fitering element; Handle 1 is clockwise rotated 90 degree; The left oil outlet 2c and the Upper Lid of Filter 4 inner left filter core filler opening 4b of oil-feed crossover sub 2 are communicated, and right oil outlet 2d realizes sealing over against the hole inwall of Upper Lid of Filter installation oil-feed crossover sub.Fuel oil gets into left fuel oil fitering element 5b by the oil groove 2e of fuel inlet 2b entering oil-feed crossover sub 2 through left oil outlet 2c and Upper Lid of Filter 4 inner left filter core filler opening 4b, and fuel oil is through filtering oil-discharge trough 4d and the oil drain out 4e outflow by Upper Lid of Filter 4 inside.This moment, fuel oil fitering element 5b was in running order, and fuel oil fitering element 5a is in bypass state.
Claims (3)
1. hydraulic shovel fuel oil bypass filter; Comprise Upper Lid of Filter, fuel oil fitering element, filter case; It is characterized in that; Said fuel oil fitering element comprises right fuel oil fitering element (5a) and left fuel oil fitering element (5b), and said filter case comprises right filter case (6a) and left filter case (6b), and Upper Lid of Filter (4) is respectively equipped with right filter core filler opening (4a) and left filter core filler opening (4b); Right fuel oil fitering element (5a) and left fuel oil fitering element (5b) place respectively in right filter case (6a) and the left filter case (6b), and Upper Lid of Filter (4) Ka Gai is on right filter case (6a) and left filter case (6b); Oil-feed crossover sub (2) is installed on the Upper Lid of Filter (4); The interior hollow space of oil-feed crossover sub (2) is oil groove (2e); The outside has fuel inlet (2b), and connects with oil groove (2e), has right oil outlet (2d) and left oil outlet (2c) on the oil-feed crossover sub (2); Right oil outlet (2d) and left oil outlet (2c) be positioned at fuel inlet (2b) the bottom, be positioned at Upper Lid of Filter (4), be communicated with right fuel oil fitering element (5a) and left fuel oil fitering element (5b) respectively; Right filter core filler opening (4a) and left filter core filler opening (4b) are communicated with oil drain out (4e); Handle (1) is fixed on the oil-feed crossover sub (2), right oil outlet (2d) is communicated with or left oil outlet (2c) is communicated with left filter core filler opening (4b) with right filter core filler opening (4a) through rotatable handle (1).
2. a kind of hydraulic shovel fuel oil bypass filter according to claim 1; It is characterized in that; Have groove (2a) on the described oil-feed crossover sub (2); Groove (2a) is positioned between fuel inlet (2b) and left oil outlet (2c), the right oil outlet (2d), and two pressing plates (3) symmetry is stuck in the groove (2a), and oil-feed crossover sub (2) is installed on the Upper Lid of Filter (4) with bolt through pressing plate (3).
3. a kind of hydraulic shovel fuel oil bypass filter according to claim 1 and 2; It is characterized in that; Be communicated with oil-discharge trough (4d) between described right filter core filler opening (4a) and the left filter core filler opening (4b), oil-discharge trough (4d) is communicated with oil drain out (4e).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220188959 CN202628347U (en) | 2012-04-28 | 2012-04-28 | Fuel oil bypass type filtrator of hydraulic excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220188959 CN202628347U (en) | 2012-04-28 | 2012-04-28 | Fuel oil bypass type filtrator of hydraulic excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202628347U true CN202628347U (en) | 2012-12-26 |
Family
ID=47381554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220188959 Expired - Fee Related CN202628347U (en) | 2012-04-28 | 2012-04-28 | Fuel oil bypass type filtrator of hydraulic excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202628347U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644532A (en) * | 2012-04-28 | 2012-08-22 | 徐州徐工挖掘机械有限公司 | Bypass type fuel oil filter of hydraulic excavator |
| CN105508098A (en) * | 2016-01-11 | 2016-04-20 | 浙江环球滤清器有限公司 | Pressure regulating device of fuel filter assembly |
| CN105526034A (en) * | 2016-01-11 | 2016-04-27 | 浙江环球滤清器有限公司 | Pressure regulating type fuel oil filter assembly |
| CN113006990A (en) * | 2021-04-19 | 2021-06-22 | 河北钛通滤清器有限公司 | Diesel filter capable of automatically switching standby filter elements |
-
2012
- 2012-04-28 CN CN 201220188959 patent/CN202628347U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644532A (en) * | 2012-04-28 | 2012-08-22 | 徐州徐工挖掘机械有限公司 | Bypass type fuel oil filter of hydraulic excavator |
| CN105508098A (en) * | 2016-01-11 | 2016-04-20 | 浙江环球滤清器有限公司 | Pressure regulating device of fuel filter assembly |
| CN105526034A (en) * | 2016-01-11 | 2016-04-27 | 浙江环球滤清器有限公司 | Pressure regulating type fuel oil filter assembly |
| CN113006990A (en) * | 2021-04-19 | 2021-06-22 | 河北钛通滤清器有限公司 | Diesel filter capable of automatically switching standby filter elements |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20180428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |