CN216520077U - Stainless steel corrosion-resistant oil pipe joint for automobile - Google Patents
Stainless steel corrosion-resistant oil pipe joint for automobile Download PDFInfo
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- CN216520077U CN216520077U CN202122997163.XU CN202122997163U CN216520077U CN 216520077 U CN216520077 U CN 216520077U CN 202122997163 U CN202122997163 U CN 202122997163U CN 216520077 U CN216520077 U CN 216520077U
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- joint
- oil pipe
- threaded
- stainless steel
- hexagonal seat
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Abstract
The utility model discloses a stainless steel corrosion-resistant oil pipe joint for an automobile, which comprises a first joint and a second joint, wherein a sealing ring is arranged between the first joint and the second joint, the first joint comprises a first hexagonal seat and a first threaded joint, the first threaded joint is arranged on the first hexagonal seat, an inner threaded groove is arranged at the bottom of the first hexagonal seat and communicated with a middle hole of the first threaded joint, the second joint comprises a second hexagonal seat and a second threaded joint, the second hexagonal seat is arranged outside the second threaded joint, the inner threaded groove is connected with the second threaded joint in a matching way, and the sealing ring is limited in the inner threaded groove by the second threaded joint; the utility model has novel structure, split design, flexible disassembly and assembly, strong installation applicability and good sealing performance.
Description
Technical Field
The utility model belongs to the technical field of automobile oil pipe fittings, and particularly relates to a stainless steel corrosion-resistant oil pipe joint for an automobile.
Background
In an oil way system of an automobile, an oil pipe joint is a common oil pipe connecting fitting, and the existing oil pipe joint has the following defects in the using process: 1. the butt joint operation is troublesome, and a matched installation tool is required; 2. the sealing performance of the butt joint is poor, the oil leakage phenomenon is easy to occur, and frequent maintenance is needed; 3. the corrosion resistance is poor, so that the inner wall material falls off and is mixed into the gasoline, and the service performance is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems in the prior art, and provides a stainless steel corrosion-resistant oil pipe joint for an automobile, which is novel in structure, flexible in disassembly and assembly, strong in installation applicability and good in sealing performance, and is designed in a split mode.
In order to solve the technical problems, the utility model adopts the following technical scheme:
stainless steel corrosion-resistant oil pipe connects for car, including first joint and second joint, its characterized in that: a sealing ring is arranged between the first joint and the second joint, the first joint comprises a first hexagonal seat and a first threaded joint, the first threaded joint is arranged on the first hexagonal seat, the bottom of the first hexagonal seat is provided with an inner threaded groove, the inner threaded groove is communicated with a middle hole of the first threaded joint, the second joint comprises a second hexagonal seat and a second threaded joint, the second hexagonal seat is arranged outside the second threaded joint, the inner threaded groove is connected with the second threaded joint in a matched manner, and the second threaded joint limits the sealing ring in the inner threaded groove; this oil pipe joint novel structure, split type design, the dismouting is nimble, and the installation suitability is strong, and the leakproofness is good.
Furthermore, the bottom of the first threaded joint is provided with a positioning ring groove, the sealing ring is provided with a sealing bulge matched with the positioning ring groove, the sealing bulge is aligned to the positioning ring groove and clamped, the sealing ring is quickly installed and positioned, the operation difficulty is low, labor is saved, convenience and rapidness are realized, the damage is replaceable, flexibility and convenience are realized, the contact area is increased, and the sealing effect is improved.
Furthermore, the outside of the second screwed joint is provided with a positioning baffle ring, and after the second screwed joint is connected with the first hexagonal seat, the positioning baffle ring seals the opening of the inner thread groove, so that the sealing property of the joint of the second screwed joint and the first hexagonal seat is improved, and oil leakage is prevented.
Furthermore, be equipped with the elasticity tight loop in second screwed joint's the mesopore, pass elasticity tight loop and stretch into second screwed joint's mesopore with supporting pipeline in, this pipeline is pressed from both sides to elasticity tight loop package, and both closely laminate, and the gap is little on the one hand, and the leakproofness is good, difficult oil leak, and on the other hand restricts this pipeline and freely rocks, has improved the connection reliability.
Furthermore, be equipped with between first screwed joint and the first hexagonal seat and add the hoop, improved the joint strength between first screwed joint and the first hexagonal seat on the one hand to improved the structural stability who first connects, on the other hand first connects and is connected the back with oil pipe, adds the hoop and hugs closely the oil pipe end, and the gap is very little, and the leakproofness is good.
Furthermore, the semi-arc surface is arranged on the outer circumferential surface of the sealing ring, so that the sealing ring is easier to deform outwards after being pressed and is tightly attached to the inner wall of the inner thread groove to block a gap, the sealing performance of the joint of the first hexagonal seat and the second threaded joint is improved, and oil leakage is prevented.
Furthermore, the inner wall of the middle hole of the first threaded joint and the inner wall of the middle hole of the second threaded joint are both plated with hot-dip zinc plating layers, and the hot-dip zinc plating layers are ternary alloys consisting of three metal elements Zn-Ni-Bi, so that the hot-dip zinc plating layers have excellent corrosion resistance, and the service lives of the first threaded joint and the second threaded joint are prolonged.
Due to the adoption of the technical scheme, the utility model has the following beneficial effects:
the sealing ring is convenient to disassemble and assemble and convenient to replace, the sealing bulge is firstly aligned with the positioning ring groove and clamped, the sealing ring is quickly installed and positioned, the operation difficulty is low, and the labor is saved and convenient; then, the second threaded joint is shifted into the inner thread groove at the bottom of the first hexagonal seat, the second threaded joint extrudes the sealing ring, the sealing ring is tightly attached to the bottom surface of the first threaded joint, free movement of the sealing ring is limited, the sealing ring is abutted until the bottom surface of the first hexagonal seat abuts against the positioning blocking ring, the positioning blocking ring blocks the opening of the inner thread groove, the sealing ring deforms outwards under pressure and tightly attaches to the inner wall of the inner thread groove to block the gap, double sealing is achieved, the sealing performance of the joint of the second threaded joint and the first hexagonal seat is improved, and oil leakage is prevented.
Be equipped with the elasticity tight loop in second screwed joint's the mesopore, pass the elasticity tight loop and stretch into second screwed joint's mesopore with supporting pipeline in, this pipeline of elasticity tight loop package clamp, both closely laminate, and the gap is little on the one hand, and the leakproofness is good, difficult oil leak, and on the other hand restriction this pipeline freely rocks, has improved the connection reliability.
Drawings
The utility model will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural view of a stainless steel corrosion-resistant oil pipe joint for an automobile according to the present invention;
FIG. 2 is a schematic structural view of a second joint according to the present invention;
FIG. 3 is a schematic structural view of a seal ring according to the present invention;
FIG. 4 is a bottom view of the first joint of the present invention;
fig. 5 is a bottom structure view of the second joint of the present invention.
In the figure: 1-a first linker; 2-a second linker; 3-sealing ring; 4-a first hexagonal seat; 5-a first threaded joint; 6-reinforcing ring; 7-internal thread groove; 8-a second hexagonal seat; 9-a second threaded joint; 10-a positioning ring groove; 11-sealing protrusion; 12-positioning stop ring; 13-a semicircular arc surface; 14-elastic fastening ring.
Detailed Description
As shown in fig. 1 to 5, the stainless steel corrosion-resistant oil pipe joint for an automobile of the present invention includes a first joint 1 and a second joint 2, a sealing ring 3 is disposed between the first joint 1 and the second joint 2, the first joint 1 includes a first hexagonal seat 4 and a first screwed joint 5, the first screwed joint 5 is disposed on the first hexagonal seat 4, an external thread is disposed outside the first screwed joint 5 for matching with an oil pipe, and a reinforcing ring 6 is disposed between the first screwed joint 5 and the first hexagonal seat 4, so that on one hand, the connection strength between the first screwed joint 5 and the first hexagonal seat 4 is improved, thereby improving the structural stability of the first joint 1, and on the other hand, after the first joint 1 is connected with the oil pipe, the reinforcing ring 6 is tightly attached to the end of the oil pipe, the gap is small, and the sealing performance is good.
The bottom of the first hexagonal seat 4 is provided with an internal thread groove 7, the internal thread groove 7 is communicated with a middle hole of the first screwed joint 5, the section diameter of the internal thread groove 7 is larger than that of the middle hole of the first screwed joint 5, the second joint 2 comprises a second hexagonal seat 8 and a second screwed joint 9, the second hexagonal seat 8 is arranged outside the second screwed joint 9, the internal thread groove 7 is connected with the second screwed joint 9 in a matching way, the second screwed joint 9 limits the sealing ring 3 in the internal thread groove 7, the bottom of the first screwed joint 5 is provided with a positioning ring groove 10, the sealing ring 3 is provided with a sealing bulge 11 matched with the positioning ring groove 10, the outside of the second screwed joint 9 is provided with a positioning baffle ring 12, the sealing bulge 11 is firstly clamped in the positioning ring groove 10 in alignment, the quick installation and positioning of the sealing ring 3 are realized, the operation difficulty is low, labor-saving, convenient and fast operation, damage is replaceable, flexibility and convenience are realized, and the contact area is increased, the sealing effect is improved; then in turning into internal thread groove 7 with second screwed joint 9, make second screwed joint 9 extrusion sealing washer 3, sealing washer 3 then hugs closely the bottom surface of first screwed joint 5 to restriction sealing washer 3 free activity, accomplish the butt joint after positioning fender ring 12 contradicts with first hexagonal seat 4 bottom surfaces, positioning fender ring 12 blocks the opening part of internal thread groove 7 this moment, cooperation sealing washer 3's sealing effect, double seal has improved the leakproofness of second screwed joint 9 with first hexagonal seat 4 junction, prevents the oil leak. The outer circumferential surface of the sealing ring 3 is provided with the semi-arc surface 13, so that the sealing ring 3 is easier to deform outwards after being pressed and is tightly attached to the inner wall of the inner thread groove 7 to block a gap, the sealing property of the joint of the first hexagonal seat 4 and the second threaded joint 9 is improved, and oil leakage is prevented.
The elastic fastening ring 14 is arranged in the middle hole of the second threaded joint 9, can be made of thermoplastic elastomer and has high elasticity, a matched pipeline penetrates through the elastic fastening ring 14 and extends into the middle hole of the second threaded joint 9, the elastic fastening ring 14 wraps and clamps the pipeline, the matched pipeline and the elastic fastening ring are tightly attached to each other, on one hand, the gap is small, the sealing performance is good, oil leakage is not prone to occurring, on the other hand, the pipeline is limited to freely shake, and the connection reliability is improved. The inner wall of the middle hole of the first threaded joint 5 and the inner wall of the middle hole of the second threaded joint 9 are both plated with hot-dip zinc plating layers, and the hot-dip zinc plating layers are ternary alloys consisting of three metal elements Zn-Ni-Bi, have excellent corrosion resistance, and prolong the service lives of the first threaded joint 5 and the second threaded joint 9.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made based on the present invention to solve the same technical problems and achieve the same technical effects are within the scope of the present invention.
Claims (7)
1. Stainless steel corrosion-resistant oil pipe connects for car, including first joint and second joint, its characterized in that: the first joint with be equipped with the sealing washer between the second connects, the first joint includes first hexagonal seat and first screwed joint, first screwed joint locates on the first hexagonal seat, the bottom of first hexagonal seat is equipped with the internal thread groove, the internal thread groove with first screwed joint's mesopore communicates with each other, the second joint includes second hexagonal seat and second screwed joint, the second hexagonal seat is located the outside of second screwed joint, the internal thread groove with the cooperation of second screwed joint is connected, second screwed joint will the sealing washer is spacing in the internal thread groove.
2. The stainless steel corrosion-resistant oil pipe joint for automobiles according to claim 1, characterized in that: the bottom of the first screwed joint is provided with a positioning ring groove, and the sealing ring is provided with a sealing bulge matched with the positioning ring groove.
3. The stainless steel corrosion-resistant oil pipe joint for automobiles according to claim 1, characterized in that: and a positioning retaining ring is arranged outside the second threaded joint.
4. The stainless steel corrosion-resistant oil pipe joint for automobiles according to claim 1, characterized in that: an elastic fastening ring is arranged in a middle hole of the second threaded joint.
5. The stainless steel corrosion-resistant oil pipe joint for automobiles according to claim 1, characterized in that: and a reinforcing ring is arranged between the first threaded joint and the first hexagonal seat.
6. The stainless steel corrosion-resistant oil pipe joint for automobiles according to claim 1, characterized in that: and a semi-arc surface is arranged on the outer circumferential surface of the sealing ring.
7. The stainless steel corrosion-resistant oil pipe joint for automobiles according to claim 1, characterized in that: and the inner wall of the middle hole of the first threaded joint and the inner wall of the middle hole of the second threaded joint are both plated with hot-dip zinc coatings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122997163.XU CN216520077U (en) | 2021-11-29 | 2021-11-29 | Stainless steel corrosion-resistant oil pipe joint for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122997163.XU CN216520077U (en) | 2021-11-29 | 2021-11-29 | Stainless steel corrosion-resistant oil pipe joint for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216520077U true CN216520077U (en) | 2022-05-13 |
Family
ID=81464194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122997163.XU Active CN216520077U (en) | 2021-11-29 | 2021-11-29 | Stainless steel corrosion-resistant oil pipe joint for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216520077U (en) |
-
2021
- 2021-11-29 CN CN202122997163.XU patent/CN216520077U/en active Active
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