CN202140212U - Fuel-oil automatic emptying device with multifunctional filter capacity - Google Patents
Fuel-oil automatic emptying device with multifunctional filter capacity Download PDFInfo
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- CN202140212U CN202140212U CN201120234383U CN201120234383U CN202140212U CN 202140212 U CN202140212 U CN 202140212U CN 201120234383 U CN201120234383 U CN 201120234383U CN 201120234383 U CN201120234383 U CN 201120234383U CN 202140212 U CN202140212 U CN 202140212U
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Abstract
The utility model discloses a fuel-oil automatic emptying device with multifunctional filter capacity, which comprises a water removal filter, a coarse filter, a fine filter, a filter seat, an electric oil delivery pump and a check valve assembly. The filter seat comprises an oil delivery pump installation portion, a water removal filter base body, a coarse filter base body, a fine filter base body, a fuel oil inlet and a fuel oil outlet. The water removal filter, the coarse filter and the fine filter are respectively arranged on the water removal filter base body, the coarse filter base body and the fine filter base body. Three filters are integrated on the same filter seat, thereby being compact in structure and capable of simultaneously meeting requirements of fuel oil liquid level detection, oil water separation, diesel filter, diesel preheating and fuel oil automatic emptying.
Description
Technical field
The utility model relates to the fuel oil automatic emptier that is used with diesel-oil filter.
Background technique
Along with the whole world requires more and more sternlyer to automobile emission regulation, make the electric-control diesel engine utilization rate improve constantly, yet electronic controlled diesel start the air that the low pressure oil circuit often exists in the emptying oil circuit automatically under low speed, low-temperature condition.In addition, use low grade fuel oil wax deposition very easily under cryogenic conditions, cause electric-control motor to be in the not enough state of fuel feeding, can't set up oil pressure in advance, it is unstable to cause DENG to start oil pressure, causes starting flame-out, has reduced vehicle driver and passenger operation comfort.Simultaneously, contain the water purification branch that do not eliminate in the oil product, very easily cause corrosion of motor precision pair and wearing and tearing, improved the maintenance cost of motor.Therefore, need a kind ofly to possess fuel oil and dewatered, filter and the device of heating in advance and automatic air emptying function electric-control motor low speed start state under with under the cryogenic conditions.
Summary of the invention
The utility model technical problem to be solved is to provide a kind of to be convenient to be used with existing filter cleaner, to save the fuel oil automatic emptier of installing space.
The technological scheme that the utility model adopted is: a kind of fuel oil automatic emptier that possesses the multifunctional filtering ability comprises and removes water filler, coarse cleaner, cleaning strainer, cleaner case, electrically operated fuel pump and check valve assembly; Cleaner case comprises the oil transfer pump assembly department, removes water filler pedestal, coarse cleaner pedestal, cleaning strainer pedestal, fuel filler and fuel outlet; Except that water filler, coarse cleaner, cleaning strainer are separately positioned on the pedestal separately;
Said oil transfer pump assembly department is provided with a chamber, and this chamber comprises one-way valve holding cavity, chamber oil inlet passage and the chamber oil discharge passage of the electrically operated fuel pump holding cavity of ccontaining said electrically operated fuel pump, ccontaining said check valve assembly; Described chamber oil inlet passage and chamber oil discharge passage all are communicated with described electrically operated fuel pump holding cavity and one-way valve holding cavity simultaneously; The chamber oil inlet passage has an inlet opening and two delivery outlets, and the chamber oil discharge passage has two inlet openings and a delivery outlet; A delivery outlet of chamber oil inlet passage is communicated with the import of electrically operated fuel pump, and another delivery outlet is communicated with an end of one-way valve holding cavity; An inlet opening of chamber oil discharge passage is communicated with the outlet of electrically operated fuel pump, and another inlet opening is communicated with the other end of one-way valve holding cavity;
Describedly remove that the water filler pedestal is provided with the first inner oil outlet and oily joint is gone in first inside; The said first inner oil outlet is communicated with said fuel filler, and first inside is gone into oily joint and is communicated with the inlet opening of removing water filler inside and described chamber oil inlet passage;
Described coarse cleaner pedestal is provided with the second inner oil outlet and oily joint is gone in second inside; The said second inner oil outlet is communicated with the delivery outlet of described chamber oil discharge passage, and described second inside is gone into oily joint and is communicated with coarse cleaner inside and described fuel outlet;
Described cleaning strainer pedestal is provided with the 3rd inner oil outlet, oily joint and outside oil outlet are gone in the 3rd inside; The said the 3rd inner oil outlet is communicated with the oil outlet of the low pressure fuel pump of motor; Said the 3rd inside is gone into oily joint and is communicated with cleaning strainer inside and described outside oil outlet, and described outside oil outlet is communicated with the oiler of the high pressure oil pump of motor;
Said fuel filler is communicated with the oil outlet of Engine Fuel Tank; Said fuel outlet is communicated with the oiler of the low pressure fuel pump of motor.
Above-mentioned fuel oil automatic emptier wherein, removes water filler and comprises collecting bowl, heating equipment and liquid level sensor, and heating equipment and liquid level sensor all are arranged in this collecting bowl.
Above-mentioned fuel oil automatic emptier, wherein, heating equipment comprises heater, temperature detect switch (TDS) and fus, heater, temperature detect switch (TDS) and fus are connected in series each other.
Above-mentioned fuel oil automatic emptier, wherein, the bottom surface of collecting bowl is provided with drain valve.
Above-mentioned fuel oil automatic emptier, wherein, this fuel oil automatic emptier also comprises a controller, and controller is removably mounted on the cleaner case through bolt, and this controller is electrically connected with heater and electrically operated fuel pump respectively.
Above-mentioned fuel oil automatic emptier, wherein, check valve assembly comprises spool, spring, valve seat, jump ring, seal ring and the plug cock that is set in sequence in the one-way valve holding cavity.
Above-mentioned fuel oil automatic emptier, wherein, cleaner case is connected with the engine air casing wall through bolt.
Above-mentioned fuel oil automatic emptier, wherein, coarse cleaner comprises a collecting bowl, the bottom surface of this collecting bowl is provided with drain valve.
The beneficial effect of the utility model is:
1. the utility model patent has been carried out Optimal Structure Designing again to original DENG cleaner case; It can be installed except that water filler, electrodynamic type oil transfer pump, coarse cleaner, cleaning strainer; Both can realize automatic air emptying function of electric-control diesel engine and multistage filtering ability, save the limited installing space of motor simultaneously;
2. the utility model has been optimized fuel oil and has been flowed to problem, makes fuel oil pass through electrically operated fuel pump again through removing water filler earlier, the fuel oil cleaning of the electrically operated fuel pump that guaranteed to flow through, the working life of having improved electrically operated fuel pump and whole device;
3. the utility model has been done optimal design to the water filler collecting bowl structure of removing of original DENG; Itself and heater, liquid level sensor are become one; Miniaturization, the multifunctional characteristics of structure have been realized; Diesel oil preheating can be satisfied, diesel oil oil-water separation and fuel liquid level measuring ability can be satisfied again;
4. the utility model integrated one-way valve structures on cleaner case has been cancelled the one-way valve valve body, makes one-way valve structures obtain simplifying, and when electrically operated fuel pump is worked, can effectively prevent fuel flow returns, has improved emptying efficient; When electrically operated fuel pump was not worked, this one-way valve structures can play the conducting effect, guaranteed fuel oil sustainable supply engine high pressure system;
5. the utility model has designed detachable controller, and this controller is installed in DENG cleaner case side.If motor self possesses the function that can directly control electrically operated fuel pump and heater, this controller just can be disassembled, and does not install; If motor self does not possess the function of control electrically operated fuel pump and heater, then rely on the controller control electrically operated fuel pump and the heater of this installation.
Description of drawings
Fig. 1 is the schematic representation according to the utility model one embodiment's fuel oil automatic emptier.
Fig. 2 is the schematic representation according to the utility model one embodiment's fuel oil automatic emptier from another viewed.
Fig. 3 is the explosive view according to the utility model one embodiment's fuel oil automatic emptier.
Fig. 4 is the schematic representation according to the utility model one embodiment's cleaner case.
Fig. 5 is the partial cutaway schematic according to the utility model one embodiment's cleaner case.
Fig. 6 is that the fuel oil when starting according to the utility model one embodiment's fuel oil automatic emptier flows to schematic representation.
Fig. 7 is that the fuel oil of the fuel oil automatic emptier according to the utility model one embodiment when stopping to flow to schematic representation.
Fig. 8 is the schematic representation according to the utility model one embodiment's the collecting bowl that removes water filler.
Fig. 9 is the explosive view according to the utility model one embodiment's the collecting bowl that removes water filler.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Referring to figs. 1 to Fig. 5.The fuel oil automatic emptier of the utility model comprises except that water filler 1, coarse cleaner 2, cleaning strainer 3, cleaner case 4, electrically operated fuel pump 5 and check valve assembly 6.
Cleaner case 4 comprises oil transfer pump assembly department 41, removes water filler pedestal 42, coarse cleaner pedestal 43, cleaning strainer pedestal 44, fuel filler 45 and fuel outlet 46, except that water filler 1, coarse cleaner 2, cleaning strainer 3 are separately positioned on the pedestal separately; On cleaner case 4, be provided with a plurality of mounting holes 47, utilize these mounting holes 47,4 can be connected with the engine air casing wall through bolt at the bottom of the filter cleaner.
Like Fig. 6 and shown in Figure 7, oil transfer pump assembly department 41 is provided with a chamber 410, and chamber 410 comprises chamber oil inlet passage 411, chamber oil discharge passage 412, electrically operated fuel pump holding cavity 413 and one-way valve holding cavity 414.Electrically operated fuel pump 5 is separately positioned in electrically operated fuel pump holding cavity 413 and the one-way valve holding cavity 414 with check valve assembly 6.Chamber oil inlet passage 411 all is communicated with electrically operated fuel pump holding cavity 413 and one-way valve holding cavity 414 with chamber oil discharge passage 412 simultaneously.Electrically operated fuel pump holding cavity 413 has a closed end and an opening end, and top cover 415 covers opening end, and links to each other through a plurality of threaded fasteners 416 with the main body of oil transfer pump assembly department 41.This threaded fastener 416 for example can be a tapping screw.On the outer circumferential face of electrically operated fuel pump 5, be arranged with two O RunddichtringOs 51,52.Chamber oil inlet passage 411 has an inlet opening 411a and two delivery outlet 411b, 411c, and chamber oil discharge passage 412 has two inlet opening 412a, 412b and a delivery outlet 412c.A delivery outlet 411b of chamber oil inlet passage is communicated with the import of electrically operated fuel pump 5, and another delivery outlet 411c is communicated with an end of one-way valve holding cavity 414; An inlet opening 412a of chamber oil discharge passage 412 is communicated with the outlet of electrically operated fuel pump 5, and another inlet opening 412b is communicated with the other end of one-way valve holding cavity 414.6 of check valve assemblies allow fuel oil to be flowed to chamber oil discharge passage 412 by chamber oil inlet passage 411.Check valve assembly 6 comprises spool 61, spring 62, valve seat 63, jump ring 64, O RunddichtringO 65 and the plug cock 66 that is set in sequence in the one-way valve holding cavity 414.One-way valve holding cavity 414 is provided with one can be communicated in extraneous interface 417, on interface 417, is provided with plug cock 418, is arranged with plain cushion seal ring 419 on the plug cock 418.
Remove that water filler pedestal 42 is provided with the first inner oil outlet 421 and oily joint 422 is gone in first inside; The first inner oil outlet 421 is communicated with fuel filler 45, and first inside is gone into oily joint 422 and is communicated with the inlet opening 411a that removes water filler inside and chamber oil inlet passage 411.Top removing water filler 1 is provided with square seal ring 423.
With reference to figure 8 and Fig. 9.Remove water filler 1 and comprise collecting bowl 11, liquid level sensor 12 and heating equipment.Collecting bowl 11 has the chamber 110 of an open-topped, and the wire harness that the bottom surface of chamber 110 is provided with a heating equipment passes the hole.Liquid level sensor 12 all is arranged in this collecting bowl 11 with heating equipment.This heating equipment comprises heater 131, temperature detect switch (TDS) 132 and fus 133, and heater 131, temperature detect switch (TDS) 132 and fus 133 are connected in series each other.The wire harness 135 of heater passes wire harness and passes the hole and be connected with external power supply through joint 134.Be arranged with O RunddichtringO 111 on the outer circumferential face of collecting bowl 11.Liquid level sensor 12 is fixed in the bottom surface of chamber 110 through a pair of fastening screw trip bolt 121, and an end of this liquid level sensor wire harness has connector assembly 122.The bottom surface of collecting bowl 11 is provided with drain valve 14, and the outer circumferential face of drain valve 14 is provided with seal ring 141, to realize sealing function.
When the motor diesel fuel temperature was lower than 7 ℃, heater 131 can start at once and begin heating, and it is mobile to have increased diesel oil at low-temperature, and low grade diesel oil also can be used under low temperature environment, has improved fuel economy greatly, has reduced the exhaust emissions of motor car engine.When fuel oil temperature was higher than 24 ℃, heater 131 can quit work.And the main effect of liquid level sensor 12 is to utilize the different specific weight of fuel oil and water, the characteristics that can separate automatically; When the Water in oil amount reaches the warning design load of liquid level sensor; Liquid level sensor 12 can send the warning reminding driver automatically; In time turn on drain valve 14 and discharge water, damage the motor precision pair in order to avoid water content is too high.Draining totally can be closed drain valve again, thereby makes the utility model not only realize the fuel Heating function, also can realize the fuel oil oil-water separating function simultaneously.
The utility model also can be provided with a controller 7, and controller 7 is removably mounted on the side of cleaner case 4 through pair of bolts 71.This controller 7 is electrically connected with heater 131 and electrically operated fuel pump 5 respectively, and wherein, controller 7 has the joint 72 of drawing, and this joint 72 constitutes a pair of to connection-peg with the joint 134 of heater 131.If motor self possesses the function that can directly control electrically operated fuel pump 5 and heater 131, this controller 7 just can be disassembled, and does not install; If motor self does not possess the function of control electrically operated fuel pump 5 and heater 131, then rely on the controller 7 control electrically operated fuel pump and the heaters of this installation.
The working procedure of the utility model is following:
When driver and passenger's opening automobile enable switch, provide the input power supply to this fuel oil automatic emptier by the ECU (or ECM) of motor or car battery.This fuel oil automatic emptier is opened, and engine fuel pipeline oil pressure raises, the beginning emptying.Electrically operated fuel pump 5 work produce a pressure difference, and diesel oil liquid until getting into fuel filler 45, guarantees that the high pressure co-rail system of motor can obtain predetermined pressure along with pressure difference moves.Diesel oil liquid is got into by the fuel filler on the cleaner case 45 through pipeline under the effect of pressure; Through filtering through the filter cleaner 1 that dewaters behind the first inner oil outlet 421, go into oily joint 422 and electrically operated fuel pump 5 through first inside successively again, flow out from chamber oil discharge passage 412 then; Flow into oil duct 48; Come out from the second inner oil outlet 431 again, filter, go into oily joint 432 again from second inside and get into through coarse cleaner 2; Come out from fuel outlet 46, flow to the low pressure fuel pump of engine high pressure common rail system.At this moment, in the working procedure of whole electrically operated fuel pump 5, check valve assembly 6 is to be in closed condition all the time, and is as shown in Figure 6.After the normal startup of motor, electrically operated fuel pump 5 quits work, and this moment, fuel oil flow direction order was as shown in Figure 7; Diesel oil liquid is got into by the fuel filler of cleaner case 4 45 through pipeline under the effect of pressure, through filtering through the filter cleaner 1 that dewaters behind the first inner oil outlet 421, goes into oily joint 422, chamber fuel filler 411 and check valve assembly 6 through first inside successively again; Directly flow out, flow into oil duct 48, come out from the second inner oil outlet 431 again from chamber oil discharge passage 412; Filter through coarse cleaner 2; Go into oily joint 432 again from second inside and get into, come out, flow to the low pressure fuel pump of engine high pressure common rail system from fuel outlet 46.At this moment, in the working procedure of whole electrically operated fuel pump 5, check valve assembly 6 is to be in opening state all the time, and is as shown in Figure 7.
The utility model is integrated in three filter cleaners on the cleaner case, so the structure of the utility model is compact more, installing space is littler.Simultaneously; The utility model carries out function optimization in original removing on the water filler collecting bowl basis; Gather together diesel fuel heater, liquid level sensor and collecting bowl, can satisfy fuel liquid level detection, oil-water separation, diesel oil filtering simultaneously, diesel oil preheats and the automatic air emptying function of fuel oil.
Claims (8)
1. a fuel oil automatic emptier that possesses the multifunctional filtering ability is characterized in that, comprises removing water filler, coarse cleaner, cleaning strainer, cleaner case, electrically operated fuel pump and check valve assembly; Said cleaner case comprises the oil transfer pump assembly department, removes water filler pedestal, coarse cleaner pedestal, cleaning strainer pedestal, fuel filler and fuel outlet; The said water filler, coarse cleaner, cleaning strainer of removing is separately positioned on the pedestal separately;
Said oil transfer pump assembly department is provided with a chamber, and this chamber comprises one-way valve holding cavity, chamber oil inlet passage and the chamber oil discharge passage of the electrically operated fuel pump holding cavity of ccontaining said electrically operated fuel pump, ccontaining said check valve assembly; Described chamber oil inlet passage and chamber oil discharge passage all are communicated with described electrically operated fuel pump holding cavity and one-way valve holding cavity simultaneously; The chamber oil inlet passage has an inlet opening and two delivery outlets, and the chamber oil discharge passage has two inlet openings and a delivery outlet; A delivery outlet of chamber oil inlet passage is communicated with the import of electrically operated fuel pump, and another delivery outlet is communicated with an end of one-way valve holding cavity; An inlet opening of chamber oil discharge passage is communicated with the outlet of electrically operated fuel pump, and another inlet opening is communicated with the other end of one-way valve holding cavity;
Describedly remove that the water filler pedestal is provided with the first inner oil outlet and oily joint is gone in first inside; The said first inner oil outlet is communicated with said fuel filler, and first inside is gone into oily joint and is communicated with the inlet opening of removing water filler inside and described chamber oil inlet passage;
Described coarse cleaner pedestal is provided with the second inner oil outlet and oily joint is gone in second inside; The said second inner oil outlet is communicated with the delivery outlet of described chamber oil discharge passage, and described second inside is gone into oily joint and is communicated with coarse cleaner inside and described fuel outlet;
Described cleaning strainer pedestal is provided with the 3rd inner oil outlet, oily joint and outside oil outlet are gone in the 3rd inside; The said the 3rd inner oil outlet is communicated with the oil outlet of the low pressure fuel pump of motor; Said the 3rd inside is gone into oily joint and is communicated with cleaning strainer inside and described outside oil outlet, and described outside oil outlet is communicated with the oiler of the high pressure oil pump of motor;
Said fuel filler is communicated with the oil outlet of Engine Fuel Tank; Said fuel outlet is communicated with the oiler of the low pressure fuel pump of motor.
2. fuel oil automatic emptier as claimed in claim 1 is characterized in that, the said water filler that removes comprises collecting bowl, heating equipment and liquid level sensor, and described heating equipment and liquid level sensor all are arranged in this collecting bowl.
3. fuel oil automatic emptier as claimed in claim 2 is characterized in that described heating equipment comprises heater, temperature detect switch (TDS) and fus, and described heater, temperature detect switch (TDS) and fus are connected in series each other.
4. fuel oil automatic emptier as claimed in claim 3 is characterized in that the bottom surface of said collecting bowl is provided with drain valve.
5. like claim 3 or 4 described fuel oil automatic emptiers; It is characterized in that; This fuel oil automatic emptier also comprises a controller; Said controller is removably mounted on the said cleaner case through bolt, and this controller is electrically connected with described heater and described electrically operated fuel pump respectively.
6. want 1 described fuel oil automatic emptier like right, it is characterized in that, described check valve assembly comprises spool, spring, valve seat, jump ring, seal ring and the plug cock that is set in sequence in the one-way valve holding cavity.
7. fuel oil automatic emptier as claimed in claim 1 is characterized in that, said cleaner case is connected with the engine air casing wall through bolt.
8. fuel oil automatic emptier as claimed in claim 1 is characterized in that said coarse cleaner comprises a collecting bowl, and the bottom surface of this collecting bowl is provided with drain valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120234383U CN202140212U (en) | 2011-07-05 | 2011-07-05 | Fuel-oil automatic emptying device with multifunctional filter capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120234383U CN202140212U (en) | 2011-07-05 | 2011-07-05 | Fuel-oil automatic emptying device with multifunctional filter capacity |
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| Publication Number | Publication Date |
|---|---|
| CN202140212U true CN202140212U (en) | 2012-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120234383U Expired - Lifetime CN202140212U (en) | 2011-07-05 | 2011-07-05 | Fuel-oil automatic emptying device with multifunctional filter capacity |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102562388A (en) * | 2012-02-29 | 2012-07-11 | 西安四星动力工程有限公司 | Fuel oil filtering system |
| CN102996306A (en) * | 2012-09-26 | 2013-03-27 | 朱鸿伟 | Fuel filter for diesel engine |
| CN103362709A (en) * | 2013-08-06 | 2013-10-23 | 潍柴动力股份有限公司 | Diesel engine and fuel filter thereof |
| CN104863765A (en) * | 2015-06-16 | 2015-08-26 | 合肥亿利汽车零部件有限公司 | Duplex electric pump type diesel oil pre-filter assembly |
| CN106194529A (en) * | 2016-08-31 | 2016-12-07 | 湖北赛恩斯科技股份有限公司 | A kind of automatic pump oil fuel filter assembly |
| CN106704060A (en) * | 2017-01-18 | 2017-05-24 | 广州铁路机车配件厂 | Integrated module for fuel oil conveying |
| EP3184159A1 (en) | 2015-12-23 | 2017-06-28 | Wema System AS | Filtering system for fluid sensors especially for fuel tanks and sensor systems comprising same |
| CN108590906A (en) * | 2018-06-27 | 2018-09-28 | 瑞安市科达汽车配件有限公司 | High-pressure high-flow environmental protection integration electric fuel pump device |
| CN109184975A (en) * | 2018-10-31 | 2019-01-11 | 东风富士汤姆森调温器有限公司 | A kind of fuel oil thermostat valve and vehicle fuel temperature control system |
| CN109184976A (en) * | 2018-11-01 | 2019-01-11 | 湖北赛恩斯科技股份有限公司 | A kind of rough filter of diesel collecting bowl assembly |
| CN113309649A (en) * | 2021-05-28 | 2021-08-27 | 广西玉柴机器股份有限公司 | Intelligent fuel oil emptying system and method for whole vehicle engine |
| CN115163374A (en) * | 2022-06-30 | 2022-10-11 | 三一重机有限公司 | Quick starting system for engine, working machine and control method |
| US11946439B2 (en) * | 2022-05-09 | 2024-04-02 | Caterpillar Inc. | Fuel module for engine having service valve assembly for common drain from primary and secondary filters |
-
2011
- 2011-07-05 CN CN201120234383U patent/CN202140212U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102562388A (en) * | 2012-02-29 | 2012-07-11 | 西安四星动力工程有限公司 | Fuel oil filtering system |
| CN102996306A (en) * | 2012-09-26 | 2013-03-27 | 朱鸿伟 | Fuel filter for diesel engine |
| CN103362709A (en) * | 2013-08-06 | 2013-10-23 | 潍柴动力股份有限公司 | Diesel engine and fuel filter thereof |
| CN104863765A (en) * | 2015-06-16 | 2015-08-26 | 合肥亿利汽车零部件有限公司 | Duplex electric pump type diesel oil pre-filter assembly |
| EP3184159A1 (en) | 2015-12-23 | 2017-06-28 | Wema System AS | Filtering system for fluid sensors especially for fuel tanks and sensor systems comprising same |
| CN106194529A (en) * | 2016-08-31 | 2016-12-07 | 湖北赛恩斯科技股份有限公司 | A kind of automatic pump oil fuel filter assembly |
| CN106704060A (en) * | 2017-01-18 | 2017-05-24 | 广州铁路机车配件厂 | Integrated module for fuel oil conveying |
| CN108590906A (en) * | 2018-06-27 | 2018-09-28 | 瑞安市科达汽车配件有限公司 | High-pressure high-flow environmental protection integration electric fuel pump device |
| CN109184975A (en) * | 2018-10-31 | 2019-01-11 | 东风富士汤姆森调温器有限公司 | A kind of fuel oil thermostat valve and vehicle fuel temperature control system |
| CN109184975B (en) * | 2018-10-31 | 2024-03-22 | 东风富士汤姆森调温器有限公司 | Fuel temperature control valve and vehicle fuel temperature control system |
| CN109184976A (en) * | 2018-11-01 | 2019-01-11 | 湖北赛恩斯科技股份有限公司 | A kind of rough filter of diesel collecting bowl assembly |
| CN113309649A (en) * | 2021-05-28 | 2021-08-27 | 广西玉柴机器股份有限公司 | Intelligent fuel oil emptying system and method for whole vehicle engine |
| US11946439B2 (en) * | 2022-05-09 | 2024-04-02 | Caterpillar Inc. | Fuel module for engine having service valve assembly for common drain from primary and secondary filters |
| CN115163374A (en) * | 2022-06-30 | 2022-10-11 | 三一重机有限公司 | Quick starting system for engine, working machine and control method |
| WO2024001186A1 (en) * | 2022-06-30 | 2024-01-04 | 三一重机有限公司 | Quick startup system for engine, operation machine, and control method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314000, Room 401, building 1539, Chengnan Road, Zhejiang, Jiaxing Co-patentee after: Koboda technology, Limited by Share Ltd Patentee after: Zhejiang Keboda Industrial Co., Ltd. Address before: 314000, Room 401, building 1539, Chengnan Road, Zhejiang, Jiaxing Co-patentee before: Keboda Technology Corp. Patentee before: Zhejiang Keboda Industrial Co., Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120208 |