A kind of oil exploitation engine fuel injector
Technical field
The utility model relates to fuel injector technical field, specially a kind of oil exploitation engine fuel injector.
Background technique
Oil exploitation refers to the behavior excavated, extracted to petroleum in the place for having petroleum storage, in exploitation petroleum
In the process, oil gas flows into shaft bottom from reservoir, and the driving method of well head is risen to from shaft bottom, and petroleum needs during exploitation
Power is provided using engine, fuel injector is the important component of engine, and fuel injector is a kind of very high precision of machining accuracy
Device, it is desirable that its dynamic flow range is big, anti-clogging and contamination resistance is strong and atomization is good, and fuel injector receives ECU and send
The fuel injection pulse signal come, is accurately controlled fuel injection amount, the spray characteristics of fuel injector include atomized particle size, mist of oil distribution,
Oily Shu Fangxiang, range and diffusion cone angle etc., these characteristics should meet the requirement of combustion system of diesel engine so that mixed Daqu and
It burns perfect, and obtains higher power and the thermal efficiency, fuel injector needs to be filtered oil when oil inlet, prevents in oil
Impurity blocking spout, after oil exploitation engine fuel injector long-time use, filter device can be blocked by impurity, but present
Oil exploitation is not easy to dismounting and change filter device with engine fuel injector, influences fuel injector work, for this purpose, it is proposed that a kind of
Oil exploitation engine fuel injector.
Utility model content
The purpose of this utility model is to provide a kind of oil exploitation engine fuel injector, has and be convenient for changing filtering dress
The advantages of setting solves present oil exploitation with engine fuel injector and is not easy to dismounting and change filter device, influence fuel injector
The problem of work.
To achieve the above object, the utility model provides the following technical solutions: a kind of oil exploitation engine fuel injector,
Including oil injector body, first sliding groove is offered at the top of the oil injector body, the bottom of the first sliding groove and be located at fuel injector
The inner cavity of body offers through slot, and the inner cavity of the through slot is connected with mandril, and the bottom of the mandril is fixedly connected with needle-valve,
The bottom of the oil injector body offers jet, and regulating mechanism, the regulating mechanism are provided at the top of the oil injector body
It is fixedly connected at the top of mandril, link slot is offered on the left of the oil injector body, passes through company on the left of the oil injector body
Access slot is connected with oil-inlet mechanism, the inner cavity of the oil injector body and is located on the left of through slot and offers petroleum pipeline, the oil transportation
The import of pipe is fixedly connected with oil-inlet mechanism.
Preferably, the oil-inlet mechanism includes oil-feed tank and fixed screw, is provided with connection ring on the right side of the oil-feed tank,
The outer surface of the connection ring is provided with screw thread, and the connection ring is flexibly connected by screw thread with link slot, in the oil-feed tank
Second sliding slot is offered on the left of chamber, the inner cavity of the second sliding slot slidably connects lautertuns, and the left side of the lautertuns is logical
It crosses on the left of fixed screw and oil-feed tank and is fixedly connected, be fixedly installed with strainer on the right side of the lautertuns.
Preferably, the size of the oil-feed tank inner cavity and petroleum pipeline import is equal sized, and the size of the strainer is little
Size in oil-feed tank inner cavity.
Preferably, the regulating mechanism includes regulating tank, is fixedly connected at the top of the regulating tank and oil injector body, described
The inner cavity of regulating tank slidably connects groove follower, is fixedly connected with pressure spring at the top of the groove follower inner cavity, described
The bottom of pressure spring is fixedly connected with connection sliding block, and the inner cavity of the connection sliding block and first sliding groove is slidably connected, the company
It connects and is fixedly connected at the top of the bottom and mandril of sliding block, pressure regulating screw, the pressure regulating screw are provided at the top of the regulating tank
Bottom be rotatablely connected by the top of bearing and groove follower.
Preferably, the inner cavity of the regulating tank is rectangular.
Compared with prior art, the beneficial effects of the utility model are as follows:
Regulating mechanism is arranged in the utility model, and people is facilitated to adjust the flow of oil spout, and oil-inlet mechanism is arranged, can be to entrance
Oil body be filtered, and facilitate people's dismounting and change, solve present oil exploitation and be not easy to engine fuel injector
Dismounting and change filter device influences the problem of fuel injector works.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the utility model regulating mechanism schematic cross-sectional view;
Fig. 3 is the utility model oil-inlet mechanism schematic cross-sectional view.
In figure: 1 oil injector body, 2 first sliding grooves, 3 regulating mechanisms, 31 regulating tanks, 32 groove followers, 33 connection sliding blocks, 34
Pressure spring, 35 pressure regulating screws, 4 oil-inlet mechanisms, 41 oil-feed tanks, 42 second sliding slots, 43 fixed screws, 44 lautertuns, 45 strainers,
46 connection rings, 5 link slots, 6 petroleum pipelines, 7 jets, 8 needle-valves, 9 mandrils, 10 through slots.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, a kind of oil exploitation engine fuel injector, including oil injector body 1, the top of oil injector body 1
Offer first sliding groove 2, the bottom of the first sliding groove 2 and inner cavity for being located at oil injector body 1 offers through slot 10, the inner cavity of through slot 10
It is connected with mandril 9, the bottom of mandril 9 is fixedly connected with needle-valve 8, and the bottom of oil injector body 1 offers jet 7, oil spout
The top of body 1 is provided with regulating mechanism 3, by rotation pressure regulating screw 35 drive groove follower 32 in regulating tank 31 on move down
It is dynamic, drive pressure spring 34 and connection sliding block 33 to move up and down using groove follower 32, while driving mandril 9 and about 8 needle-valve
Mobile, to realize the adjusting to distributive value, regulating mechanism 3 includes regulating tank 31, and regulating tank 31 and the top of oil injector body 1 are solid
Fixed connection, the inner cavity of regulating tank 31 slidably connect groove follower 32, and groove follower is fixedly connected with pressure regulation at the top of 32 inner cavity
Spring 34, the bottom of pressure spring 34 are fixedly connected with connection sliding block 33, and the inner cavity sliding of connection sliding block 33 and first sliding groove 2 connects
It connects, the bottom of connection sliding block 33 is fixedly connected with the top of mandril 9, and the top of regulating tank 31 is provided with pressure regulating screw 35, pressure regulation
The bottom of screw 35 is rotatablely connected by the top of bearing and groove follower 32, and the inner cavity of regulating tank 31 is rectangular, regulating mechanism 3
It is fixedly connected with the top of mandril 9, the left side of oil injector body 1 offers link slot 5, and the left side of oil injector body 1 passes through link slot 5
It is connected with oil-inlet mechanism 4, oil body is sent into petroleum pipeline 6 by 41 connected pipes of oil-feed tank, using being filtered in lautertuns 44
45 pairs of oil of net are filtered, avoid impurity block jet 7, using connection ring 46 and link slot 5 facilitate people's installing and dismounting into
Oil machine structure 4, replacement easy to disassemble, facilitates people to install in oil-feed tank 41 using fixed screw 43 when strainer 45 blocks
Dismantle lautertuns 44, can strainer 45 block and oil-feed tank 41 do not damage in the case where, replacement lautertuns 44, save at
This, solves present oil exploitation with engine fuel injector and is not easy to dismounting and change filter device, influences fuel injector work
Problem, oil-inlet mechanism 4 include oil-feed tank 41 and fixed screw 43, and the right side of oil-feed tank 41 is provided with connection ring 46, connection ring 46
Outer surface be provided with screw thread, connection ring 46 is flexibly connected by screw thread with link slot 5, and oil-feed tank offers on the left of 41 inner cavity
Second sliding slot 42, the inner cavity of second sliding slot 42 slidably connect lautertuns 44, the left side of lautertuns 44 by fixed screw 43 with
The left side of oil-feed tank 41 is fixedly connected, and the right side of lautertuns 44 is fixedly installed with strainer 45, the size of 41 inner cavity of oil-feed tank with it is defeated
Equal sized, size of the size no more than 41 inner cavity of oil-feed tank of strainer 45 of 6 import of oil pipe, the inner cavity and position of oil injector body 1
Petroleum pipeline 6 is offered on the left of through slot 10, the import of petroleum pipeline 6 is fixedly connected with oil-inlet mechanism 4.
In use, driving groove follower 32 to move up and down in regulating tank 31 by rotation pressure regulating screw 35, groove is utilized
Sliding block 32 drives pressure spring 34 and connection sliding block 33 to move up and down, while mandril 9 and needle-valve 8 being driven to move up and down, thus real
Now to the adjusting of distributive value, oil body is sent into petroleum pipeline 6 by 41 connected pipes of oil-feed tank, utilizes 44 Inner filter net 45 of lautertuns
Oil is filtered, avoids impurity from blocking jet 7, facilitates people's installing and dismounting oil inlet machine using connection ring 46 and link slot 5
Structure 4, replacement easy to disassemble, facilitates people's installing and dismounting in oil-feed tank 41 using fixed screw 43 when strainer 45 blocks
Lautertuns 44, can be in the case where strainer 45 blocks and oil-feed tank 41 does not damage, replacement lautertuns 44, save the cost,
It solves present oil exploitation and is not easy to dismounting and change filter device with engine fuel injector, influence asking for fuel injector work
Topic.
In summary: the oil exploitation engine fuel injector facilitates people to adjust oil spout by the way that regulating mechanism 3 is arranged
Flow, be arranged oil-inlet mechanism 4, the oil body of entrance can be filtered, and facilitate people's dismounting and change, solve now
Oil exploitation be not easy to dismounting and change filter device with engine fuel injector, influence fuel injector work the problem of.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.