CN209557140U - A kind of fuel pipe connector - Google Patents

Abstract

The utility model relates to pipe joint technical fields, and disclose a kind of fuel pipe connector, including main body attachment base, the side of the main body attachment base offers movable mouth, the internal activity of the activity mouth is equipped with lock, the side of main body attachment base inner cavity opens up fluted, and the top fixed bonding of the main body attachment base intracavity through hole has the first sealing ring, and the top fixation of the main body attachment base is communicated with intermediate attachment base.The fuel pipe connector, by thread groove the connector is replaced to the replaceable head of replaceable head and linear type of different trends, and then the trend of pipeline can be cooperated without making pipeline carry out bending, and then damage pipeline, the adapter of another pipeline and main body attachment base are clamped by latching, to realize quick-replaceable, make to be sealed at the top of the adapter of another pipeline by the first sealing ring, to realize seamless interfacing.

Description

A kind of fuel pipe connector

Technical field

The utility model relates to pipe joint technical field, specially a kind of fuel pipe connector.

Background technique

Fuel pipe is that have oil supply automobile engine and other pipelines needed with oily component, this pipeline Corrosion resistance, the airtightness of height generally have good oil resistivity so that fuel oil smooth can be run during transportation And it is ageing-resistant, it ensure that the stability of the operation of vehicle.

Connector is needed to be attached when fuel pipe is connect with other fuellers, existing pipe joint Typically fixed trend, use it is some move towards to need to bend pipeline in more complicated pipeline, it is easy in this way Cause pipeline bending to damage, and general connector is all overall construction, is not easy to clear up internal remaining grease stain, one As be all directly to be replaced, cause to waste.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a kind of fuel pipe connector, has walking for connector To that can be changed according to the trend that different pipelines moves towards butt joint, connector can carry out splitting the advantages of being cleared up, Solving existing pipe joint is overall construction, is not easy to be cleared up, and the trend of connector is that fixed not having is led to With property the problem of.

The utility model provides the following technical solutions: a kind of fuel pipe connector, including main body attachment base, the master The side of body attachment base offers movable mouth, and the internal activity of the activity mouth is equipped with lock, main body attachment base inner cavity Side open up fluted, the top fixed bonding of the main body attachment base intracavity through hole has the first sealing ring, and the main body connects The top fixation of joint chair is communicated with intermediate attachment base, and the inner cavity of the intermediate attachment base is movably installed with filter membrane, the centre The medial surface of attachment base offers thread groove, and the top fixed bonding of the intermediate attachment base inner cavity has the second sealing ring, described Intermediate attachment base is threaded with replaceable head by thread groove, and the inside of the replaceable head offers conical through-hole, described The internal activity of conical through-hole is equipped with cut-off equipment, and the top fixation of the replaceable head is communicated with L shape pipe, the L shape pipe Front offer clamping protrusion, the external fixing sleeve of the L shape pipe is equipped with outer retaining ring.

Preferably, the side of the lock is fixedly connected with elastic piece, and the two sides of the elastic piece are respectively fixedly connected with There are slide protrusion and clamping seat, the slide protrusion is matched with groove.

Preferably, the diameter value of the cut-off equipment is greater than the diameter value of L shape tube cavity, straight at the top of the conical through-hole Diameter value is greater than the diameter value of bottom.

Preferably, the intermediate attachment base can be threadedly coupled the replaceable head of linear type by thread groove, and the linear type can The outer ring of replacement head is again provided with clamping protrusion and outer retaining ring.

Preferably, the diameter value of the intermediate attachment base inner cavity is greater than the diameter value of the first sealing ring inner ring, the centre Diameter value of the diameter value of attachment base inner cavity less than the second sealing ring inner ring.

Preferably, the main body attachment base is connect in succession by the adapter card of lock and another pipeline.

Be compared with the prior art, the utility model have it is following the utility model has the advantages that

1, the fuel pipe connector makes the connector to the replaceable head of different trends and straight by thread groove The replaceable head of line style is replaced, and then the trend of pipeline can be cooperated without making pipeline carry out bending, and then damage pipe The adapter of another pipeline and main body attachment base are clamped by road by latching, thus realize quick-replaceable, it is close by first Seal to be sealed at the top of the adapter of another pipeline, to realize seamless interfacing.

2, fuel pipe connector, by the cooperation of conical through-hole and cut-off equipment so that fuel pipe fuel cut-off When, the oil above conical through-hole can flow back and lead to the pressure transient of channel interior, and the inside of oil can be prevented by filter membrane The impurity being likely to occur, which enters, uses oily device, by groove lock is fixed in main body attachment base and is not in shake, keeps away Exempt to deviate between the adapter for another pipeline occur and the first sealing ring, so as to cause oil leakage phenomenon.

Detailed description of the invention

Fig. 1 is the utility model structure front view；

Fig. 2 is the utility model texture edge cross-sectional view；

Fig. 3 is the replaceable head installation diagram of the utility model structure linear type；

Fig. 4 is that the utility model structure latches front view.

In figure: 1, main body attachment base；2, movable mouth；3, it latches；4, intermediate attachment base；5, replaceable head；6, clamping protrusion； 7, outer retaining ring；8, groove；9, the first sealing ring；10, the second sealing ring；11, cut-off equipment；12, thread groove；13, filter membrane； 14, the replaceable head of linear type；15, elastic piece；16, slide protrusion；17, it is clamped seat；18, conical through-hole；19, L shape pipe.

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.Attached drawing in the utility model embodiment: figure In different types of hatching be labeled not in accordance with national standard, also the material of element is not required, is to first in figure The cross-sectional view of part distinguishes.

Fig. 1-4, a kind of fuel pipe connector, including main body attachment base 1, the side of main body attachment base 1 is please referred to open Equipped with movable mouth 2, the internal activity of movable mouth 2 is equipped with lock 3, and the side for latching 3 is fixedly connected with elastic piece 15, elastic piece 15 two sides have been respectively fixedly connected with slide protrusion 16 and clamping seat 17, and main body attachment base 1 passes through lock 3 and another pipeline Adapter card connects in succession, is clamped the adapter of another pipeline and main body attachment base 1 by lock 3, to realize quick Replacement, slide protrusion 16 are matched with groove 8, and by groove 8 lock 3 is fixed in main body attachment base 1 is not in shake It is dynamic, it avoids the occurrence of and is deviated between the adapter of another pipeline and the first sealing ring 9, so as to cause oil leakage phenomenon, main body connects The side of 1 inner cavity of joint chair opens up fluted 8, and the top fixed bonding of 1 intracavity through hole of main body attachment base has the first sealing ring 9, main The top fixation of body attachment base 1 is communicated with intermediate attachment base 4, and the inner cavity of intermediate attachment base 4 is movably installed with filter membrane 13, passes through The impurity that filter membrane 13 can prevent the inside of oil to be likely to occur, which enters, uses oily device, and the medial surface of intermediate attachment base 4 offers Thread groove 12, by thread groove 12 make the connector to the replaceable head 14 of the replaceable head 5 and linear type of different trends into Row replacement, and then the trend of pipeline can be cooperated without making pipeline carry out bending, and then damage pipeline, intermediate attachment base 4 The top fixed bonding of inner cavity has the second sealing ring 10, and the diameter value of intermediate 4 inner cavity of attachment base is greater than 9 inner ring of the first sealing ring Diameter value, the diameter value of intermediate 4 inner cavity of attachment base are made less than the diameter value of 10 inner ring of the second sealing ring by the first sealing ring 9 It obtains and is sealed at the top of the adapter of another pipeline, to realize seamless interfacing, intermediate attachment base 4 passes through 12 screw thread of thread groove It is connected with replaceable head 5, the inside of replaceable head 5 offers conical through-hole 18, and the diameter value at 18 top of conical through-hole is greater than bottom The diameter value in portion, the internal activity of conical through-hole 18 are equipped with cut-off equipment 11, and the diameter value of cut-off equipment 11 is greater than L shape pipe 19 The diameter value of inner cavity, by the cooperation of conical through-hole 18 and cut-off equipment 11 so that when fuel pipe fuel cut-off, conical through-hole The oil of 18 tops can flow back and lead to the pressure transient of channel interior, and the top fixation of replaceable head 5 is communicated with L shape pipe 19, L shape The front of pipe 19 offers the external fixing sleeve of clamping protrusion 6, L shape pipe 19 equipped with outer retaining ring 7, and intermediate attachment base 4 can pass through spiral shell Groove 12 is threadedly coupled the replaceable head 14 of linear type, and the outer ring of the replaceable head 14 of linear type is again provided with clamping protrusion 6 and outer gear Circle 7 enables replaceable head 5 and the replaceable head 14 of linear type and hose realization closed by clamping protrusion 6 and outer retaining ring 7 Connection.

Working principle, when connector is connected inlet pipe road, by the top of the adapter of another pipeline from main body attachment base 1 Bottom inject main body attachment base 1 inside, at this time latch 3 on clamping seat 17 adapter is connected in main body attachment base 1 Elastic piece 15 is squeezed and deformed so that being clamped seat 17 and tightly blocks with adapter by portion, adapter, so that oil circuit is connected, when starting to supply Cut-off equipment 11 is jacked up by oil liquid so that conical through-hole 18 forms access when oily, so that fuel feeding is unimpeded, when fuel cut-off, Cut-off equipment 11, which is affected by gravity, blocks conical through-hole 18, prevents the oil reflux of the top of conical through-hole 18, when needing more Change directly can back out the other replacement heads of replacement for replaceable head 5 when fuel passage trend changes from thread groove 12, when When needing to remove adapter, the side of lock 3 is pinned, seat 17 is clamped under the action of elastic piece 15 at this time and is mutually taken off with adapter From adapter can be removed.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.Simultaneously in the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", The orientation or positional relationship of the instructions such as "inner", "outside", " clockwise ", " counterclockwise " is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the equipment of indication or suggestion meaning or element are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

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.

Claims (6)

1. a kind of fuel pipe connector, including main body attachment base (1), it is characterised in that: the side of the main body attachment base (1) Face offers movable mouth (2), and the internal activity of the activity mouth (2) is equipped with lock (3), main body attachment base (1) inner cavity Side open up fluted (8), the top fixed bonding of main body attachment base (1) intracavity through hole has the first sealing ring (9), institute The top fixation for stating main body attachment base (1) is communicated with intermediate attachment base (4), the inner cavity activity installation of the intermediate attachment base (4) Have filter membrane (13), the medial surface of the intermediate attachment base (4) offers thread groove (12), intermediate attachment base (4) inner cavity Top fixed bonding have the second sealing ring (10), be threaded with can be more by thread groove (12) for the intermediate attachment base (4) It changes head (5), the inside of the replaceable head (5) offers conical through-hole (18), the internal activity peace of the conical through-hole (18) Equipped with cut-off equipment (11), the top fixation of the replaceable head (5) is communicated with L shape pipe (19), the front of the L shape pipe (19) Clamping protrusion (6) is offered, the external fixing sleeve of the L shape pipe (19) is equipped with outer retaining ring (7).

2. a kind of fuel pipe connector according to claim 1, it is characterised in that: the side of the lock (3) is solid Surely it is connected with elastic piece (15), the two sides of the elastic piece (15) have been respectively fixedly connected with slide protrusion (16) and clamping seat (17), the slide protrusion (16) matches with groove (8).

3. a kind of fuel pipe connector according to claim 1, it is characterised in that: the cut-off equipment (11) it is straight Diameter value is greater than the diameter value of L shape pipe (19) inner cavity, and the diameter value at the top of the conical through-hole (18) is greater than the diameter value of bottom.

4. a kind of fuel pipe connector according to claim 1, it is characterised in that: the intermediate attachment base (4) can The replaceable head of linear type (14) are threadedly coupled by thread groove (12), the outer ring of the replaceable head of linear type (14) is again provided with It is clamped raised (6) and outer retaining ring (7).

5. a kind of fuel pipe connector according to claim 1, it is characterised in that: in the intermediate attachment base (4) The diameter value of chamber is greater than the diameter value of the first sealing ring (9) inner ring, and the diameter value of intermediate attachment base (4) inner cavity is less than second The diameter value of sealing ring (10) inner ring.

6. a kind of fuel pipe connector according to claim 1, it is characterised in that: the main body attachment base (1) is logical It crosses lock (3) and the adapter card of another pipeline connects in succession.