CN105156813A - Rapid inserting connector for oil pipe and mounting and dismounting methods for rapid inserting connector - Google Patents
Rapid inserting connector for oil pipe and mounting and dismounting methods for rapid inserting connector Download PDFInfo
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- CN105156813A CN105156813A CN201510639888.8A CN201510639888A CN105156813A CN 105156813 A CN105156813 A CN 105156813A CN 201510639888 A CN201510639888 A CN 201510639888A CN 105156813 A CN105156813 A CN 105156813A
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- fittings body
- oil pipe
- snap ring
- ring
- matches
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a rapid inserting connector for an oil pipe. The rapid inserting connector comprises a first connector body, a second connector body and a clamping ring. The first connector body is of a cylindrical structure, and a step hole is formed along the axis of the first connector body, wherein the small-hole end of the step hole is matched with the second connector body, and the large-hole end of the step hole is matched with the clamping ring. The second connector body is of a cylindrical structure and comprises an oil pipe connecting part, a clamping and connecting part and an inserting and connecting part. The clamping ring is of a cylindrical structure and is inserted in the first connector body. The outer wall face of the clamping ring is matched with the inner wall face of the large-hole end of the first connector body, and the inner wall face of the clamping ring is matched with the outer wall face of the second connector body. According to the rapid inserting connector for the oil pipe, the mold manufacturing cost can be effectively reduced by simplifying the structure, and mounting and dismounting convenience is substantially improved. Meanwhile, the strength of the rapid inserting connector can be increased through the change of the structure, the fault rate of the rapid inserting connector for the oil pipe is greatly reduced, the work efficiency of the rapid inserting connector for the oil pipe is improved, and the service life of the rapid inserting connector for the oil pipe is prolonged.
Description
Technical field
The invention belongs to vehicle fuel supply system technical field, be specifically related to a kind of oil pipe quick inserting joint and installation thereof, method for dismounting.
Background technique
Fuel oil supply system refers in diesel fuel system, for by fuel tank, diesel-oil filter, motor enters, return opening couples together pipeline.In this system, the fuel pipe connecting each component must possess good sealing, otherwise motor can be caused normally to start, and even occurs fuel leakage.At present, heavy truck fuel oil supply system promotes the use of the fuel pipe of fast inserting structure gradually, and the convenience of the structure complexity of quick inserting joint, manufacture cost and maintenance is also always deeply concerned.
The fast inserting structure of existing oil pipe as shown in Figure 1, form primarily of quick inserting joint 101 and special purpose interface 102, quick inserting joint 101 there is fittings body, make and move back snap ring 103 and seal ring 104, when mounting and dismounting quick inserting joint 101, extruding system moves back snap ring 103, makes quick inserting joint 101 engage with special purpose interface 102 or depart from.The quick inserting joint 101 of this structure not only complex structure, die manufacturing cost is high; And during installation and removal quick inserting joint 101, need extruding system to move back snap ring 103, for Large Diameter Pipeline fuel pipe needed for extruding force comparatively large, it is all very inconvenient to mount and dismount; Existing quick inserting joint 101 toughness is lower simultaneously, and when extruding system moves back snap ring 103, fittings body easily damages and causes cost of parts to increase.
Prior art
101, quick inserting joint 102, special purpose interface 103, system move back snap ring
104, seal ring
The present invention
1, the first fittings body 2, second fittings body 3, snap ring
11, first ring connected in star 12, second annular groove
21, oil pipe joint 22, inserted part 23, cutting graftage part
24, O-ring seal
31, annular protrusion 32, shell fragment 33, baffle plate
Summary of the invention
The object of this invention is to provide a kind of oil pipe quick inserting joint and installation thereof, method for dismounting, by redesigning the overall structure of quick inserting joint, reduce the complexity of quick inserting joint, thus solve the problem that quick inserting joint die manufacturing cost is high, installation and removal are all inconvenient; Can also be increased the intensity of quick inserting joint by structure modify, thus the fittings body solving quick inserting joint easily damages and causes the problem that component cost increases simultaneously.
For achieving the above object, the invention provides following technological scheme:
A kind of oil pipe quick inserting joint, comprising: the first fittings body, the second fittings body and snap ring;
Described first fittings body is columnar structured, and it is provided with shoulder hole along axis, and the small bore end of described shoulder hole matches with described second fittings body, and the large nose end of described shoulder hole matches with described snap ring;
Described second fittings body is cylindrical structural, and it comprises oil pipe joint, inserted part and cutting graftage part; One end of described oil pipe joint is socketed with oil pipe, and the other end is connected with described inserted part; Described inserted part is arranged on the middle part of described second fittings body, and matches with described snap ring; One end, described cutting graftage part is connected with inserted part, and the other end matches with the small bore end of described first fittings body;
Described snap ring is columnar structured, and it is inserted in described first fittings body; The outer wall of described snap ring matches with the large nose end internal face of described first fittings body, and the internal face of described snap ring matches with the outer wall of described second fittings body.
Preferably, the large nose end inwall of described first fittings body is provided with first ring connected in star, and described first ring connected in star is coaxial with described first fittings body.
Preferably, the small bore end inwall of described first fittings body is provided with multiple second annular groove, described second annular groove is coaxial with described first fittings body.
Preferably, the diameter of described oil pipe joint is greater than the diameter of described cutting graftage part, and the diameter of described inserted part is greater than the diameter of described oil pipe joint.
Preferably, described cutting graftage part is provided with multiple O-ring seal, described O-ring seal is coaxial with described second fittings body, and described O-ring seal matches with described second annular groove.
Preferably, described snap ring includes annular protrusion, shell fragment and baffle plate, and described annular protrusion is arranged in the outer wall of described snap ring, and matches with described first ring connected in star; Described shell fragment is arranged on the below of described annular protrusion, and bends to the axial direction of described snap ring; Described baffle plate is arranged on the end of described snap ring, and described baffle plate matches with the large hole end surface of described first fittings body.
Preferably, described shell fragment is at least two, is evenly distributed on the below of described annular protrusion, described shell fragment and the phase clamping of described inserted part.
An installation method for oil pipe quick inserting joint, comprises the steps:
First, described snap ring is loaded the large nose end of described first fittings body, when annular protrusion described in push-on process arrives described first ring connected in star, described annular protrusion matches with described annular groove and carries out spacing to described snap ring, and the large nose end outermost end face of described baffle plate and described first fittings body leans simultaneously;
Secondly, described second fittings body is loaded in described snap ring, promoting described second fittings body makes described cutting graftage part move to the small bore end of described first fittings body, and described in the process promoted, described shell fragment is constantly compressed, until described shell fragment crosses described inserted part in inserted part;
Again, the small bore end of described second fittings body to described first fittings body is continued to promote, when described shell fragment crosses the backward interior resilience in described inserted part, deviate to stop described second fittings body, when described O-ring seal arrives described second annular groove, described O-ring seal matches with described second annular groove and carries out spacing to described second fittings body.
A method for dismounting for oil pipe quick inserting joint, comprises the steps:
First, removal tool special is inserted into the space between described oil pipe joint and described snap ring, promotes described removal tool special and inwardly move, until described removal tool special by described shell fragment top to described snap ring inwall on;
Secondly, pulled out by described second fittings body, now described O-ring seal is deviate from from described second annular groove, continue to pull described second fittings body, after described shell fragment is crossed in described inserted part, the resilience of described shell fragment nature, so that described second fittings body is deviate from;
Again, pulled out by described baffle plate, now described annular protrusion is deviate from from described first ring connected in star, continues to pull described snap ring to deviate from the large nose end of described first fittings body.
Beneficial effect of the present invention is:
A kind of oil pipe quick inserting joint of the present invention and installation thereof, method for dismounting, by redesigning the overall structure of quick inserting joint, quick inserting joint is divided into the first fittings body, second fittings body and snap ring three parts, wherein the first fittings body is provided with shoulder hole along axis, snap ring is utilized to coordinate with the large nose end of the first fittings body, the second fittings body can be made can be inserted into more easily in the first fittings body, owing to being provided with annular protrusion and baffle plate on snap ring, annular protrusion is utilized to match with the first ring connected in star that the first fittings body is arranged, can effectively carry out spacing to snap ring, and baffle plate can match with annular protrusion, prevent snap ring from deviating from from the large nose end of the first fittings body, aduncate catch is also provided with in addition on snap ring, the inserted part on catch and the second fittings body is utilized to match, can after catch be crossed in inserted part, utilize the elastic recoil of catch to clamp the second fittings body, thus ensure the stable connection between the first fittings body and the second fittings body, prevent the second fittings body from surprisingly deviating from, on the cutting graftage part of the second fittings body, be provided with multiple O-ring seal simultaneously, O-ring seal is utilized to match with the second annular groove in the small bore end being arranged on the first fittings body, not only can carry out spacing to the second fittings body, and effectively can also increase the sealing of the fast plug entirety of oil pipe, thus effectively prevent fuel oil from seepage between the first fittings body and the second fittings body.The fast plug of this oil pipe, by simplified structure, can effectively reduce die manufacturing cost, and significantly improve the convenience of installation and removal; The intensity of quick inserting joint can also be increased simultaneously by structure modify, significantly reduce the rate of fault of the fast plug of oil pipe, increase working efficiency and the working life of the fast plug of oil pipe.
Accompanying drawing explanation
Next will be described in further detail specific embodiments of the invention by reference to the accompanying drawings, wherein:
Fig. 1 is the fast plug structural drawing of oil pipe of prior art;
Fig. 2 is the fast plug sectional drawing of oil pipe of the embodiment of the present invention;
Fig. 3 is the first fittings body sectional drawing of the embodiment of the present invention;
Fig. 4 is the second fittings body structural drawing of the embodiment of the present invention;
Fig. 5 is the Snap ring structure figure of the embodiment of the present invention;
Fig. 6 is the snap ring sectional drawing of the embodiment of the present invention;
Fig. 7 is the removal tool special structural drawing of the embodiment of the present invention.
Mark in upper figure:
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
As shown in Figures 2 to 6, a kind of oil pipe quick inserting joint of the present invention, comprising: the first fittings body 1, second fittings body 2 and snap ring 3; First fittings body 1 is columnar structured, and it is provided with shoulder hole along axis, and the small bore end of shoulder hole matches with the second fittings body 2, and the large nose end of shoulder hole matches with snap ring 3; Second fittings body 2 is cylindrical structural, and it comprises oil pipe joint 21, inserted part 22 and cutting graftage part 23; One end of oil pipe joint 21 is socketed with fuel pipe, and the other end is connected with inserted part 22; Inserted part 22 is arranged on the middle part of the second fittings body 2, and matches with snap ring 3; One end, cutting graftage part 23 is connected with inserted part 22, and the other end matches with the small bore end of the first fittings body 1; Snap ring 3 is columnar structured, and it is inserted in the first fittings body 1; The outer wall of snap ring 3 matches with the large nose end internal face of the first fittings body 1, and the internal face of snap ring 3 matches with the outer wall of the second fittings body 2.A kind of oil pipe quick inserting joint of the present invention, by redesigning the overall structure of quick inserting joint, quick inserting joint is divided into the first fittings body 1, second fittings body 2 and these three parts of snap ring 3, wherein the first fittings body 1 is provided with shoulder hole along axis, snap ring 3 is utilized to coordinate with the large nose end of the first fittings body 1, the second fittings body 2 can be made can be inserted in the first fittings body 1 more easily, owing to being provided with annular protrusion 31 and baffle plate 33 on snap ring 3, annular protrusion 31 is utilized to match with the first ring connected in star 11 that the first fittings body 1 is arranged, can effectively carry out spacing to snap ring 3, and baffle plate 33 can match with annular protrusion 31, prevent snap ring 3 from deviating from from the large nose end of the first fittings body 1, aduncate catch 32 is also provided with in addition on snap ring 3, the inserted part 22 on catch 32 and the second fittings body 2 is utilized to match, can after catch 32 be crossed in inserted part 22, utilize the elastic recoil of catch 32 to clamp the second fittings body 2, thus ensure the stable connection between the first fittings body 1 and the second fittings body 2, prevent the second fittings body 2 from surprisingly deviating from, on the cutting graftage part 23 of the second fittings body 2, be provided with multiple O-ring seal 24 simultaneously, O-ring seal 24 is utilized to match with the second annular groove 12 in the small bore end being arranged on the first fittings body 1, not only can carry out spacing to the second fittings body 2, and effectively can also increase the sealing of the fast plug entirety of oil pipe, thus effectively prevent fuel oil from seepage between the first fittings body 1 and the second fittings body 2.The fast plug of this oil pipe, by simplified structure, can effectively reduce die manufacturing cost, and significantly improve the convenience of installation and removal; The intensity of quick inserting joint can also be increased simultaneously by structure modify, significantly reduce the rate of fault of the fast plug of oil pipe, increase working efficiency and the working life of the fast plug of oil pipe.
As shown in Figure 3, the large nose end inwall of the first fittings body 1 is provided with first ring connected in star 11, and first ring connected in star 11 is coaxial with the first fittings body 1; The small bore end inwall of the first fittings body 1 is provided with multiple second annular groove 12, second annular groove 12 coaxial with the first fittings body 1.First ring connected in star 11 is mainly in order to be undertaken spacing by snap ring 3, when snap ring 3 is installed on the first fittings body 1, annular protrusion 31 set on snap ring 3 coincides with first ring connected in star 11 gradually in the process advanced, and when annular protrusion 31 overlaps completely with first ring connected in star 11, snap ring 3 can be fixed on a corresponding position, thus the snap ring 3 that can not be is deviate from from the first fittings body 1.In like manner, second annular groove 12 is mainly in order to be undertaken spacing by the second fittings body 2, in order to ensure that the second fittings body 2 has enough intensity, therefore the thickness of the second fittings body 2 is larger, weight is also relatively heavier, when the cutting graftage part 23 on the second fittings body 2 is after the small bore end of insertion first fittings body 1, easily produce movement because of the impact of gravity, thus easily cause the second fittings body 2 to deviate from from the first fittings body 1, and utilize the second annular groove 12 to coordinate with the O-ring seal 24 that cutting graftage part 23 is arranged, then can effectively carry out spacing to the second fittings body 2, thus ensure the Position location accuracy of the second fittings body 2, and increase the join strength of the second fittings body 2.
As can be seen from Figure 4, on the second fittings body 2, the diameter of oil pipe joint 21 is greater than the diameter of cutting graftage part 23, and the diameter of inserted part 22 is greater than the diameter of oil pipe joint 21.Oil pipe joint 21 is mainly used in the connection of oil pipe, in order to ensure enough fuel pressures, in the scope that structure allows, and the amplification that the diameter of oil pipe joint 21 should be tried one's best; And cutting graftage part 23 needs to coordinate with the small bore end of the first fittings body 1, also need simultaneously by oil pipe joint 21 the fuel oil carried derive as soon as possible, therefore cutting graftage part 23 not only needs to have certain intensity, and the diameter of cutting graftage part 23 needs to be less than oil pipe joint 21, the fuel oil of coming from tubing transmission so just can be derived with larger pressure by the cutting graftage part 23 that diameter is less; Inserted part 22 is mainly used in the second fittings body 2 to be fixed in the first fittings body 1 firmly in addition, therefore the diameter of inserted part 22 needs to be greater than oil pipe joint 21, like this after inserted part 22 is by the shell fragment 32 on snap ring 3, shell fragment 32 just can utilize spring-back force to be clamped in the first fittings body 1 by the second fittings body 2, thus ensures the join strength between the second fittings body 2 and the first fittings body 1 and tightness.
In addition, it can also be seen that from Fig. 4, cutting graftage part 23 is also provided with multiple O-ring seal 24, and O-ring seal 24 is coaxial with the second fittings body 2, and O-ring seal 24 matches with the second annular groove 12.O-ring seal 24, mainly in order to be undertaken spacing by the second fittings body 2, prevents fuel oil from the slot leakage between cutting graftage part 23 and the small bore end of the first fittings body 1 simultaneously.According to the pressure of fuel oil and the intensity of the first fittings body 1, multiple O-ring seal 24 can be set, preferably adopt two O-ring seals 24 in the present invention, two O-ring seals 24 match with two the second annular grooves 12 that the first fittings body 1 small bore end is arranged, not only can ensure that the second fittings body 2 can effectively carry out after insertion first fittings body 1 spacing, but also the connection tightness that can increase between the second fittings body 2 and the first fittings body 1, thus effectively prevent fuel oil from producing leakage, increase the working life of oil pipe quick inserting joint.
As shown in Figure 5 and Figure 6, snap ring 3 includes annular protrusion 31, shell fragment 32 and baffle plate 33, and annular protrusion 31 is arranged in the outer wall of snap ring 3, and matches with first ring connected in star 11; Shell fragment 32 is arranged on the below of annular protrusion 31, and bends to the axial direction of snap ring 3; Baffle plate 33 is arranged on the end of snap ring 3, and baffle plate 33 matches with the large hole end surface of the first fittings body 1.Annular protrusion 31 is mainly used in the large nose end of snap ring 3 and the first fittings body 1 to carry out spacing, as can be seen from Figure 6, the cross-section structure of annular protrusion 31 have employed arcuate structure, can so that snap in annular protrusion 31 in first ring connected in star 11, and be convenient to extract when dismantling like this, and shell fragment 32 is mainly used in the second fittings body 2 to be clamped in the first fittings body 1, the position of shell fragment 32 determined by the position of annular protrusion 31 and inserted part 22, should ensure that annular protrusion 31 and first ring connected in star 11 can closely cooperate carries out spacing to snap ring 3, also to ensure that shell fragment 32 can match with inserted part 22 clamping second fittings body 2 simultaneously, in order to ensure the intensity of shell fragment 32, shell fragment 32 is preferably adopted to be at least two in the present invention, and be evenly distributed on the below of annular protrusion 31, when inserted part 22 is after passing shell fragment 32, shell fragment 32 can be that the second fittings body 2 is clamped in the first fittings body 1 by two ends linear fashion or three end right-angled triangle modes, thus while the linkage structure simplifying oil pipe quick inserting joint, join strength between effective increase by first fittings body 1 and the second fittings body 2, be convenient to the installation and removal of oil pipe quick inserting joint, significantly reduce the rate of fault of the fast plug of oil pipe, increase working efficiency and the working life of the fast plug of oil pipe.And baffle plate 33 can match with annular protrusion 31 and carries out spacing to the second fittings body 2, when annular protrusion 31 is after snapping in first ring connected in star 11, baffle plate 33 just in time contacts with the large hole end surface of the first fittings body 1, so just can in the process of fuel oil input, snap ring 3 and the second fittings body 2 can closely cooperate, can not produce loosening because of fuel pressure or vibration, effective utilization efficiency and the safety in utilization improving oil pipe quick inserting joint.
The installation method of a kind of oil pipe quick inserting joint of the present invention, comprises the steps:
First, snap ring 3 is loaded the large nose end of the first fittings body 1, when annular protrusion in push-on process 31 arrives first ring connected in star 11, annular protrusion 31 matches with annular groove 11 and carries out spacing to snap ring 3, and the large nose end outermost end face of baffle plate 33 and the first fittings body 1 leans simultaneously;
Secondly, be loaded in snap ring 3 by the second fittings body 2, promote the second fittings body 2 and cutting graftage part 23 is moved to the small bore end of the first fittings body 1, inserted part 22 constantly compression shell fragment 32 in the process promoted, until shell fragment 32 crosses inserted part 22;
Again, the small bore end of the second fittings body 2 to the first fittings body 1 is continued to promote, when shell fragment 32 crosses the backward interior resilience in inserted part 22, deviate to stop the second fittings body 2, when O-ring seal 24 arrives the second annular groove 12, O-ring seal 24 matches with the second annular groove 12 and carries out spacing to the second fittings body 2.
The installation method of above-mentioned oil pipe quick inserting joint, not only effectively decrease the installation steps of oil pipe quick inserting joint, and by increasing snap ring 3 and coordinating between the first fittings body 1 and the second fittings body 2, the join strength that effectively can increase oil pipe quick inserting joint be connected tightness, effectively reduce die manufacturing cost, and significantly improve installation convenience.
The method for dismounting of a kind of oil pipe quick inserting joint of the present invention, comprises the steps:
First, removal tool special is inserted into the space between oil pipe joint 21 and snap ring 3, promotes removal tool special and inwardly move, until shell fragment 32 pushes up on the inwall of snap ring 3 by removal tool special;
Secondly, pulled out by the second fittings body 2, now O-ring seal 24 is deviate from from the second annular groove 12, continues to pull the second fittings body 2, and after shell fragment 32 is crossed in inserted part 22, the natural resilience of shell fragment 32, so that the second fittings body 2 is deviate from;
Again, pulled out by baffle plate 33, now annular protrusion 31 is deviate from from first ring connected in star 11, continues to pull snap ring 3 to deviate from the large nose end of the first fittings body 1.
In order to can fast the second fittings body 2 be dismantled from the first fittings body 1, preferably have employed removal tool special in the present invention, as can be seen from Figure 7, removal tool special is rolled into columnar structured by iron plate, and have on columnar structured one with axis opening in the same way, in the process of dismounting, removal tool special is inserted into the space between oil pipe joint 21 and snap ring 3, only need promote shell fragment 32 crosses inserted part 22, second fittings body 2 can be deviate from from the first fittings body 1, utilize removal tool special significantly can promote the removal efficiency of oil pipe quick inserting joint, thus effectively improve cleaning and the maintenance efficiency of oil pipe quick inserting joint.
Structure of the present invention, feature and action effect is described in detail above according to illustrated embodiment; the foregoing is only preferred embodiment of the present invention; but the present invention does not limit practical range with shown in drawing; every change done according to conception of the present invention; or be revised as the Equivalent embodiments of equivalent variations; do not exceed yet specification with diagram contain spiritual time, all should in protection scope of the present invention.
Claims (9)
1. an oil pipe quick inserting joint, is characterized in that, comprising: the first fittings body, the second fittings body and snap ring;
Described first fittings body is columnar structured, and it is provided with shoulder hole along axis, and the small bore end of described shoulder hole matches with described second fittings body, and the large nose end of described shoulder hole matches with described snap ring;
Described second fittings body is cylindrical structural, and it comprises oil pipe joint, inserted part and cutting graftage part; One end of described oil pipe joint is socketed with oil pipe, and the other end is connected with described inserted part; Described inserted part is arranged on the middle part of described second fittings body, and matches with described snap ring; One end, described cutting graftage part is connected with inserted part, and the other end matches with the small bore end of described first fittings body;
Described snap ring is columnar structured, and it is inserted in described first fittings body; The outer wall of described snap ring matches with the large nose end internal face of described first fittings body, and the internal face of described snap ring matches with the outer wall of described second fittings body.
2. oil pipe quick inserting joint according to claim 1, is characterized in that, the large nose end inwall of described first fittings body is provided with first ring connected in star, and described first ring connected in star is coaxial with described first fittings body.
3. oil pipe quick inserting joint according to claim 2, is characterized in that, the small bore end inwall of described first fittings body is provided with multiple second annular groove, and described second annular groove is coaxial with described first fittings body.
4. oil pipe quick inserting joint according to claim 3, is characterized in that, the diameter of described oil pipe joint is greater than the diameter of described cutting graftage part, and the diameter of described inserted part is greater than the diameter of described oil pipe joint.
5. oil pipe quick inserting joint according to claim 4, is characterized in that, described cutting graftage part is provided with multiple O-ring seal, and described O-ring seal is coaxial with described second fittings body, and described O-ring seal matches with described second annular groove.
6. oil pipe quick inserting joint according to claim 5, is characterized in that, described snap ring includes annular protrusion, shell fragment and baffle plate, and described annular protrusion is arranged in the outer wall of described snap ring, and matches with described first ring connected in star; Described shell fragment is arranged on the below of described annular protrusion, and bends to the axial direction of described snap ring; Described baffle plate is arranged on the end of described snap ring, and described baffle plate matches with the large hole end surface of described first fittings body.
7. oil pipe quick inserting joint according to claim 6, is characterized in that, described shell fragment is at least two, is evenly distributed on the below of described annular protrusion, described shell fragment and the phase clamping of described inserted part.
8., according to the installation method of the oil pipe quick inserting joint described in claim 1 to 7, it is characterized in that, comprise the steps:
First, described snap ring is loaded the large nose end of described first fittings body, when annular protrusion described in push-on process arrives described first ring connected in star, described annular protrusion matches with described annular groove and carries out spacing to described snap ring, and the large nose end outermost end face of described baffle plate and described first fittings body leans simultaneously;
Secondly, described second fittings body is loaded in described snap ring, promoting described second fittings body makes described cutting graftage part move to the small bore end of described first fittings body, and described in the process promoted, described shell fragment is constantly compressed, until described shell fragment crosses described inserted part in inserted part;
Again, the small bore end of described second fittings body to described first fittings body is continued to promote, when described shell fragment crosses the backward interior resilience in described inserted part, deviate to stop described second fittings body, when described O-ring seal arrives described second annular groove, described O-ring seal matches with described second annular groove and carries out spacing to described second fittings body.
9., according to the method for dismounting of the oil pipe quick inserting joint described in claim 1 to 7, it is characterized in that, comprise the steps:
First, removal tool special is inserted into the space between described oil pipe joint and described snap ring, promotes described removal tool special and inwardly move, until described removal tool special by described shell fragment top to described snap ring inwall on;
Secondly, pulled out by described second fittings body, now described O-ring seal is deviate from from described second annular groove, continue to pull described second fittings body, after described shell fragment is crossed in described inserted part, the resilience of described shell fragment nature, so that described second fittings body is deviate from;
Again, pulled out by described baffle plate, now described annular protrusion is deviate from from described first ring connected in star, continues to pull described snap ring to deviate from the large nose end of described first fittings body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510639888.8A CN105156813B (en) | 2015-09-29 | 2015-09-29 | A kind of oil pipe quick connector and its installation, method for dismounting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510639888.8A CN105156813B (en) | 2015-09-29 | 2015-09-29 | A kind of oil pipe quick connector and its installation, method for dismounting |
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| CN105156813A true CN105156813A (en) | 2015-12-16 |
| CN105156813B CN105156813B (en) | 2017-11-03 |
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| CN108799668A (en) * | 2018-07-14 | 2018-11-13 | 唐珊珊 | A kind of mounting assembly being connected with pipe fitting convenient for bellows |
| CN109435154A (en) * | 2018-10-11 | 2019-03-08 | 邹志琼 | A kind of mold oil connection auxiliary replacer |
| CN110587284A (en) * | 2019-09-27 | 2019-12-20 | 杨云 | Bolt sleeve flat gasket device |
| CN113028179A (en) * | 2019-12-24 | 2021-06-25 | 博西华电器（江苏）有限公司 | Household appliance pipeline butt joint private-dismantling-prevention device, gas stove and pipeline butt joint dismantling method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5127682A (en) * | 1990-05-30 | 1992-07-07 | Usui Kokusai Sangyo Kaisha, Ltd. | Joint |
| CN101589260A (en) * | 2006-10-13 | 2009-11-25 | 盖茨公司 | Quick connect coupling stabilization apparatus, systems and methods |
| CN201973393U (en) * | 2011-03-14 | 2011-09-14 | 丁立光 | Pipeline connection device |
| CN204628887U (en) * | 2015-03-23 | 2015-09-09 | 浙江盾安禾田金属有限公司 | A kind of linkage structure of break valve for air conditioner |
| CN205001713U (en) * | 2015-09-29 | 2016-01-27 | 安徽江淮汽车股份有限公司 | Oil pipe quick connector |
-
2015
- 2015-09-29 CN CN201510639888.8A patent/CN105156813B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5127682A (en) * | 1990-05-30 | 1992-07-07 | Usui Kokusai Sangyo Kaisha, Ltd. | Joint |
| CN101589260A (en) * | 2006-10-13 | 2009-11-25 | 盖茨公司 | Quick connect coupling stabilization apparatus, systems and methods |
| CN201973393U (en) * | 2011-03-14 | 2011-09-14 | 丁立光 | Pipeline connection device |
| CN204628887U (en) * | 2015-03-23 | 2015-09-09 | 浙江盾安禾田金属有限公司 | A kind of linkage structure of break valve for air conditioner |
| CN205001713U (en) * | 2015-09-29 | 2016-01-27 | 安徽江淮汽车股份有限公司 | Oil pipe quick connector |
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| CN107101056A (en) * | 2017-05-22 | 2017-08-29 | 重庆溯联汽车零部件有限公司 | Crankcase snap joint |
| CN107676558A (en) * | 2017-11-22 | 2018-02-09 | 浙江邝记汽车零部件有限公司 | A kind of blast pipe of dismountable flange disk |
| CN108461953A (en) * | 2018-03-27 | 2018-08-28 | 深圳市华南汇机科技有限公司 | wire spring plug bush |
| CN108461953B (en) * | 2018-03-27 | 2024-05-14 | 深圳市华南汇机科技有限公司 | Wire spring plug bush |
| CN108799668A (en) * | 2018-07-14 | 2018-11-13 | 唐珊珊 | A kind of mounting assembly being connected with pipe fitting convenient for bellows |
| CN108799668B (en) * | 2018-07-14 | 2020-07-10 | 江苏宏博机械制造有限公司 | Installation component convenient for connection of corrugated pipe and pipe fitting |
| CN109435154A (en) * | 2018-10-11 | 2019-03-08 | 邹志琼 | A kind of mold oil connection auxiliary replacer |
| CN109435154B (en) * | 2018-10-11 | 2020-10-16 | 浙江蓝域智能科技有限公司 | Auxiliary dismounting device for oil pipe joint of mold |
| CN110587284A (en) * | 2019-09-27 | 2019-12-20 | 杨云 | Bolt sleeve flat gasket device |
| CN113028179A (en) * | 2019-12-24 | 2021-06-25 | 博西华电器（江苏）有限公司 | Household appliance pipeline butt joint private-dismantling-prevention device, gas stove and pipeline butt joint dismantling method |
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