CN210195912U - Diaphragm type fuel pump - Google Patents
Diaphragm type fuel pump Download PDFInfo
- Publication number
- CN210195912U CN210195912U CN201921134144.0U CN201921134144U CN210195912U CN 210195912 U CN210195912 U CN 210195912U CN 201921134144 U CN201921134144 U CN 201921134144U CN 210195912 U CN210195912 U CN 210195912U
- Authority
- CN
- China
- Prior art keywords
- filter
- cutting ferrule
- oil
- fuel pump
- oil pipe
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Measuring Volume Flow (AREA)
Abstract
The utility model relates to a diaphragm type fuel pump, the cover is equipped with the cooling shell on the pump body shell, be equipped with the feed liquor hole and the liquid outlet hole that supply the coolant liquid business turn over on the cooling shell, pump body below is equipped with into oil pipe and goes out oil pipe, it is connected with the filter through the cutting ferrule subassembly to advance oil pipe, a pot head of cutting ferrule subassembly is established on advancing oil pipe, it is equipped with the cutting ferrule to advance oil pipe and cutting ferrule nut within a definite time, be equipped with corresponding connected screw thread on the inner wall of cutting ferrule nut and the outer wall of cutting ferrule subassembly one end, the oil outlet of filter passes through same mode fixed connection with the other end of cutting ferrule subassembly, the filter passes through the oil inlet hole and is connected. The utility model has the advantages that: the temperature in the fuel pump is reduced, the sealing element is protected, the filter connected through the clamping sleeve can effectively filter impurities in fuel, the connecting mode is simple and effective, the sealing performance is good, and the disassembly and the maintenance in the later stage are facilitated.
Description
Technical Field
The utility model relates to a pump, in particular to diaphragm formula fuel pump.
Background
The fuel pump is a professional term in the automobile accessory industry, is one of basic components of a fuel injection system of an electronic fuel injection automobile, is positioned in a fuel tank of the automobile, works when the fuel pump is started and an engine runs, and if the engine stops and an ignition switch is still in an ON state, a HFM-SFI control module turns off the power supply of the fuel pump so as to avoid accidental ignition; the fuel pump is used for sucking fuel from the fuel tank, pressurizing the fuel and then delivering the fuel to the fuel supply pipe, and the fuel pump is matched with the fuel pressure regulator to establish certain fuel pressure.
The fuel pump that has now does not install the fuel filter or installs the filter inside the fuel pump, leads to using a period after, difficult change and washing, need unpack apart the fuel pump just can, wastes time and energy like this, still can make the leakproofness of fuel pump reduce, outside and the too high temperature of fuel can lead to the deformation of fuel pump inner seal piece moreover, and the leakproofness descends, takes place to leak.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a diaphragm type fuel pump to solve above-mentioned problem.
The technical scheme of the utility model is realized like this: the utility model provides a diaphragm type fuel pump, including the pump body and with pump body internal connection's rocking arm, the cover is equipped with the cooling shell on the pump body shell, be equipped with the feed liquor hole and the liquid outlet that supply the coolant liquid business turn over on the cooling shell, pump body below is equipped with into oil pipe and goes out oil pipe, it is connected with the filter through the cutting ferrule subassembly to advance oil pipe, a pot head of cutting ferrule subassembly is established on advancing oil pipe, it is equipped with the cutting ferrule to advance oil pipe and cutting ferrule nut within a definite time, be equipped with corresponding connected screw thread on the inner wall of cutting ferrule nut and the outer wall of cutting ferrule subassembly one end, the oil outlet of filter passes through the same mode fixed connection with the other end of cutting ferrule subassembly, the filter passes.
Through adopting above-mentioned technical scheme, reduced the temperature in the fuel pump, made the sealing member can not lose the leakproofness because of high temperature, the filter through cutting ferrule connection can effectual filtration impurity in the fuel, and connected mode is simple effective moreover, and the leakproofness is good, makes things convenient for the dismantlement in later stage to maintain.
The utility model discloses further set up to: and an oil quality monitoring device and a pressure monitoring device are arranged at the oil outlet of the filter.
Through adopting above-mentioned technical scheme, can be clear understand the fuel condition after the filtration and the pressure condition in the filter, can know whether need change or wash of filter through data, increased practicality and convenience.
The utility model discloses further set up to: the outer surface of the pressure monitoring device is arc-shaped.
Through adopting above-mentioned technical scheme, reduce the influence of pressure monitoring device to the fuel flow, reduce the resistance to the fuel flow.
The utility model discloses further set up to: the oil quality monitoring device and the pressure monitoring device are both connected with an external alarm device.
By adopting the technical scheme, the situation occurring in the filter can be timely found and processed through the alarm device, and the practicability and the safety are improved.
The utility model discloses further set up to: the liquid inlet hole is arranged above the liquid outlet hole.
Through adopting above-mentioned technical scheme, enable the effectual cooling valve body of coolant liquid, make its make full use of.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is an enlarged view of a partial structure of the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model discloses a diaphragm type fuel pump, which comprises a pump body 1 and a rocker arm 4 connected with the inside of the pump body 1, a cooling shell 6 is sleeved on the shell of the pump body 1, a liquid inlet hole 7 and a liquid outlet hole 8 for the inlet and outlet of cooling liquid are arranged on the cooling shell 6, an oil inlet pipe 2 and an oil outlet pipe 3 are arranged below the pump body 1, the oil inlet pipe 2 is connected with a filter 10 through a clamping sleeve component 9, one end of the cutting sleeve component 9 is sleeved on the oil inlet pipe 2, a cutting sleeve 12 is arranged between the oil inlet pipe 2 and the cutting sleeve nut 11, the inner wall of the cutting sleeve nut 11 and the outer wall of one end of the cutting sleeve component 9 are provided with threads which are correspondingly connected, the oil outlet 16 of the filter 10 is fixedly connected with the other end of the ferrule assembly 9 in the same way, the filter 10 is connected with an oil tank through an oil inlet 15, and one end of the rocker arm 4 is connected with the eccentric wheel 5.
Through adopting above-mentioned technical scheme, reduced the temperature in the fuel pump, made the sealing member can not lose the leakproofness because of high temperature, the filter through cutting ferrule connection can effectual filtration impurity in the fuel, and connected mode is simple effective moreover, and the leakproofness is good, makes things convenient for the dismantlement in later stage to maintain.
In the embodiment of the present invention, the oil outlet 16 of the filter 10 is provided with an oil quality monitoring device 14 and a pressure monitoring device 13.
Through adopting above-mentioned technical scheme, can be clear understand the fuel condition after the filtration and the pressure condition in the filter, can know whether need change or wash of filter through data, increased practicality and convenience.
In the embodiment of the present invention, the outer surface of the pressure monitoring device 13 is designed to be circular arc.
Through adopting above-mentioned technical scheme, reduce the influence of pressure monitoring device to the fuel flow, reduce the resistance to the fuel flow.
In the embodiment of the present invention, the oil quality monitoring device 14 and the pressure monitoring device 13 are both connected to an external alarm device.
By adopting the technical scheme, the situation occurring in the filter can be timely found and processed through the alarm device, and the practicability and the safety are improved.
In the embodiment of the present invention, the liquid inlet 7 is disposed above the liquid outlet 8.
Through adopting above-mentioned technical scheme, enable the effectual cooling valve body of coolant liquid, make its make full use of.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a diaphragm formula fuel pump, includes the pump body (1) and with pump body (1) internally connected's rocking arm (4), its characterized in that: a cooling shell (6) is sleeved on the shell of the pump body (1), a liquid inlet hole (7) and a liquid outlet hole (8) for the inlet and outlet of cooling liquid are arranged on the cooling shell (6), an oil inlet pipe (2) and an oil outlet pipe (3) are arranged below the pump body (1), the oil inlet pipe (2) is connected with a filter (10) through a clamping sleeve component (9), one end of the cutting sleeve component (9) is sleeved on the oil inlet pipe (2), a cutting sleeve (12) is arranged between the oil inlet pipe (2) and the cutting sleeve nut (11), the inner wall of the cutting sleeve nut (11) and the outer wall of one end of the cutting sleeve component (9) are provided with threads which are correspondingly connected, the oil outlet (16) of the filter (10) is fixedly connected with the other end of the cutting sleeve component (9) in the same way, the filter (10) is connected with an oil tank through an oil inlet hole (15), and one end of the rocker arm (4) is connected with the eccentric wheel (5).
2. The diaphragm fuel pump of claim 1, wherein: an oil quality monitoring device (14) and a pressure monitoring device (13) are arranged at the oil outlet (16) of the filter (10).
3. The diaphragm fuel pump of claim 2, wherein: the outer surface of the pressure monitoring device (13) is in a circular arc shape.
4. The diaphragm fuel pump of claim 2, wherein: the oil quality monitoring device (14) and the pressure monitoring device (13) are both connected with an external alarm device.
5. The diaphragm fuel pump of claim 1, wherein: the liquid inlet hole (7) is arranged above the liquid outlet hole (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921134144.0U CN210195912U (en) | 2019-07-19 | 2019-07-19 | Diaphragm type fuel pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921134144.0U CN210195912U (en) | 2019-07-19 | 2019-07-19 | Diaphragm type fuel pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210195912U true CN210195912U (en) | 2020-03-27 |
Family
ID=69866857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921134144.0U Expired - Fee Related CN210195912U (en) | 2019-07-19 | 2019-07-19 | Diaphragm type fuel pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210195912U (en) |
-
2019
- 2019-07-19 CN CN201921134144.0U patent/CN210195912U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210195912U (en) | Diaphragm type fuel pump | |
| CN204553029U (en) | A kind of automatic vent fuel oil filtering system | |
| CN203499762U (en) | Environment-friendly easily-replaced oil filter | |
| CN104727999A (en) | Automatic air-exhausting fuel oil filtering system | |
| CN211874630U (en) | Diesel filter with oil return heating function | |
| CN212716958U (en) | Filter with improved sealing structure | |
| CN110593984A (en) | Filter | |
| CN213870026U (en) | High-efficiency energy-saving automobile temperature regulator | |
| CN112177815B (en) | Fuel filter for automatic oil pumping fuel filter assembly | |
| CN211875974U (en) | Automatic steam generator of water injection | |
| CN218347442U (en) | Engine pressure relief oil return structure | |
| CN202209243U (en) | Pressure adjustor | |
| CN203239478U (en) | Diesel oil filter assembly | |
| CN220302238U (en) | Methanol filter | |
| CN208502908U (en) | A kind of combustion gas filter | |
| CN111237106A (en) | Diesel filter with oil return heating function | |
| CN216131013U (en) | Oil gas coarse filtering device of fuel pump | |
| CN208089427U (en) | Combustion gas filter | |
| CN221524985U (en) | Integrated form sprayer structure of convenient dismantlement | |
| CN211598886U (en) | Oil gas coarse filtering device of fuel pump | |
| CN221279191U (en) | Lubricating oil filter for injection molding machine | |
| CN209792430U (en) | Lubricating oil normal injection device for punching machine | |
| CN215170325U (en) | Aeronautical thermoregulator assembly | |
| CN219452269U (en) | Novel oil-water separation filter | |
| CN220226998U (en) | Engine oil filter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 Termination date: 20210719 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |