CN112178335B - Fuel manifold adapter and use method thereof - Google Patents

Fuel manifold adapter and use method thereof Download PDF

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Publication number
CN112178335B
CN112178335B CN202011057510.4A CN202011057510A CN112178335B CN 112178335 B CN112178335 B CN 112178335B CN 202011057510 A CN202011057510 A CN 202011057510A CN 112178335 B CN112178335 B CN 112178335B
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hole
pipe
inlet pipe
groove
shaped
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CN112178335A (en
Inventor
孙辉
王莉
周晓卫
李飞宏
韩新艳
张在望
莫战海
李晓东
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AECC Aviation Power Co Ltd
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AECC Aviation Power Co Ltd
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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
    • F16L43/00—Bends; Siphons
    • 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
    • F16L43/00—Bends; Siphons
    • F16L43/02—Bends; Siphons adapted to make use of special securing means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/02—Details or accessories of testing apparatus
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/04—Testing internal-combustion engines
    • G01M15/042—Testing internal-combustion engines by monitoring a single specific parameter not covered by groups G01M15/06 - G01M15/12

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

The invention discloses a fuel main pipe adapter joint and a use method thereof.A fixed seat comprises a base and a connecting piece, wherein one end of the base is provided with an open through groove, and the other end of the base is provided with an oil pipe through hole; the connecting piece is fixedly arranged at the end part of the base, an oil pipe through hole is formed in the center of the connecting piece, one end of the L-shaped oil inlet pipe is arranged in the open through groove, and the other end of the L-shaped oil inlet pipe penetrates through the oil pipe through hole and the oil pipe through hole in sequence and then is communicated with the test equipment; the outer side of the connecting piece is provided with a connecting thread, and the test equipment is fixedly connected with the connecting piece through the connecting thread; the clamping plate and the movable clamp are arranged in the open through groove and positioned at the bottom of the L-shaped oil inlet pipe; according to the invention, the L-shaped oil inlet pipe is arranged in the oil pipe through hole in the center of the connecting piece in a penetrating way through the open through groove, and the L-shaped oil inlet pipe and the base are fixed by adopting the sliding clamping of the clamping plate and the base; the test equipment is connected with the connecting piece by using the connecting thread, so that the effective connection between the L-shaped oil inlet pipe and the test equipment is realized; simple and compact structure and convenient use.

Description

Fuel manifold adapter and use method thereof
Technical Field
The invention belongs to the technical field of aero-engine assembly tests, and particularly relates to a fuel manifold adapter and a use method thereof.
Background
As shown in attached figures 1 and 2, a fuel main pipe in a certain type of aircraft engine is of an integral structure, and a flow test is required to be carried out after the fuel main pipe is assembled to verify whether the fuel main pipe meets the requirements; however, the oil inlet pipeline of the fuel main pipe is an L-shaped oil inlet pipe, and the fuel main pipe cannot be connected with the test equipment for testing by adopting a general method.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a fuel main pipe adapter and a use method thereof, and aims to solve the technical problem that a fuel main pipe cannot be connected with test equipment during a fuel main pipe flow test, so that the test cannot be carried out.
In order to achieve the purpose, the invention adopts the technical scheme that:
the invention provides a fuel main pipe adapter, wherein a fuel main pipe is provided with an L-shaped oil inlet pipe, the fuel main pipe adapter comprises a fixed seat and a clamping plate, the L-shaped oil inlet pipe is fixed in the fixed seat, and the L-shaped oil inlet pipe and the fixed seat are fixed together through the clamping plate;
the fixed seat comprises a base and a connecting piece, wherein one end of the base is provided with an open through groove, and the other end of the base is provided with an oil pipe through hole; the connecting piece is fixedly arranged at the end part of the base, an oil pipe through hole is formed in the center of the connecting piece, and the oil pipe through hole are arranged in a centering and penetrating manner;
one end of the L-shaped oil inlet pipe is arranged in the open through groove, and the other end of the L-shaped oil inlet pipe penetrates through the oil pipe through hole and the oil pipe through hole in sequence and then is communicated with the test equipment; the outer side of the connecting piece is provided with a connecting thread, and the connecting piece is fixedly connected with the test equipment through the connecting thread; the cardboard activity card is established in the open-ended logical groove, and is located the bottom that the L type entered oil pipe.
Furthermore, the width of the open through groove is larger than the diameter of the L-shaped oil inlet pipe.
Furthermore, the diameter size of the oil pipe through hole is matched with the size of the L-shaped oil inlet pipe, and the oil pipe through hole is in clearance fit with the L-shaped oil inlet pipe.
Furthermore, the clearance between the L-shaped oil inlet pipe and the through hole of the oil pipe is 0.2-0.5 mm.
Furthermore, the both sides inner wall symmetry that open logical groove is provided with the spout, and the both ends slip setting of cardboard is in the spout.
Furthermore, the base and the connecting piece adopt an integrated structure.
Furthermore, the connecting piece adopts a cylindrical structure or a step cylindrical structure; the oil pipe through hole penetrates through the center of the cylindrical structure or the step cylindrical structure; the connecting thread is arranged at the outer side end of the cylindrical structure or the stepped cylindrical structure.
Furthermore, the end part of the L-shaped oil inlet pipe is exposed out of the end part of the connecting piece by 0.2-2 mm.
Furthermore, the base is of a tetragonal structure, one end of the open through groove is communicated with the bottom surface of the tetragonal structure, and two sides of the open through groove are communicated with two side surfaces of the tetragonal structure; the oil pipe through hole is arranged in the center of the top surface of the tetragonal structure and communicated with the opening through groove.
The invention also provides a use method of the fuel manifold adapter joint, which comprises the following steps:
step 1, separating a clamping plate from a fixed seat;
step 2, extending one end of an L-shaped oil inlet pipe into the open through groove, penetrating through the oil pipe through hole and then penetrating into the oil pipe through hole;
step 3, clamping the clamping plate in the open through groove, and fixing the L-shaped oil inlet pipe and the fixed seat together through the clamping plate;
step 4, fixedly connecting the connecting piece with the test equipment through connecting threads;
and 5, finishing the reverse operation in the disassembling process.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a fuel main pipe adapter, wherein an open through groove and an oil pipe through hole are arranged on a base, a hollow connecting piece is arranged at the end part of the base, an L-shaped oil inlet pipe penetrates through the oil pipe through hole in the center of the connecting piece through the open through groove, and the L-shaped oil inlet pipe and the base are fixed by adopting the sliding clamping of a clamping plate and the base; the end part of the connecting piece is provided with the connecting thread, and the testing equipment is connected with the connecting piece by using the connecting thread, so that the L-shaped oil inlet pipe is effectively connected with the testing equipment; the device has the advantages of simple and compact structure, convenience in use and convenience in connection of the fuel main pipe and the test equipment for testing.
Furthermore, the width that the groove was led to the opening is greater than the diameter setting that the L type entered oil pipe, has ensured that the L type entered oil pipe can pass through the groove through the opening and penetrate the connecting piece, provides great operating space, convenient to use.
Furthermore, the L-shaped oil inlet pipe is in clearance fit with the oil pipe through hole, so that the L-shaped oil inlet pipe can be conveniently arranged in the oil pipe through hole of the connecting piece in a penetrating mode, meanwhile, the stability of the L-shaped oil inlet pipe when the L-shaped oil inlet pipe is connected with the test equipment is guaranteed, and the effectiveness and the reliability of the test are guaranteed.
Further, the sliding grooves are formed in the two sides of the through groove in the opening, the two ends of the clamping plate are arranged in the sliding grooves in a sliding mode, the clamping plate is convenient to detach, and the L-shaped oil inlet pipe and the fixed seat are ensured to be fixed quickly.
Furthermore, the connecting piece adopts cylindric or step cylindric structure, is convenient for the quick effective connection of connecting piece and test equipment, the adaptation of being convenient for connects and test equipment's matching.
Furthermore, the end part of the L-shaped oil inlet pipe is exposed out of the end part of the connecting piece, so that the L-shaped oil inlet pipe is conveniently and reliably connected with the test equipment, and the smooth test is ensured.
The invention also provides a use method of the fuel main pipe adapter, the L-shaped oil inlet pipe penetrates through the fixed seat only after the clamping plate is separated from the fixed seat in the use process, the test equipment is connected with the connecting piece through the threads, the disassembly of the connector can be realized only through reverse operation in the disassembly process, the operation process is simple, and the fixing effect is good.
In summary, according to the fuel main pipe adapter and the use method thereof, the fixed seat is matched with the clamping plate, the open through groove is formed in one end of the fixed seat, the oil pipe through hole and the connecting thread connected with the test equipment are formed in the other end of the fixed seat, the sliding grooves are formed in the two sides of the open through groove, and the clamping plate is arranged in the sliding groove in a sliding mode, so that the L-shaped oil inlet pipe and the test equipment are fixedly connected, the fuel main pipe with the L-shaped oil inlet pipe can be effectively connected with the test equipment for testing, and the fuel main pipe adapter is compact in connection joint structure, convenient to use and simple to maintain.
Drawings
FIG. 1 is a cross-sectional view of a fuel manifold of an aircraft engine of a type;
FIG. 2 is a schematic plan view of a fuel manifold for an aircraft engine of the type described
FIG. 3 is a schematic view of the overall construction of a fuel manifold adapter according to the present invention;
FIG. 4 is a cross-sectional view of the mounting in a fuel manifold adapter according to the present invention;
FIG. 5 is a rear view of a mounting bracket for a fuel rail adapter according to the present invention
FIG. 6 is a schematic view of a clamping plate structure in a fuel manifold adapter according to the present invention;
fig. 7 is a schematic view of a fuel manifold adapter according to the present invention in use.
Wherein, 1 fixed seat, 2 clamping plate, 3 fuel oil main pipe; 11 base, 12 connecting piece; 111 open through groove, 112 oil pipe through hole, 121 oil pipe through hole, 122 connecting thread; 31L type oil inlet pipe.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects of the present invention more apparent, the following embodiments further describe the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 3-6, the present invention provides a fuel manifold adapter, wherein a fuel manifold 3 is provided with an L-shaped fuel inlet pipe 31; the fuel main pipe adapter comprises a fixing seat 1 and a clamping plate 2, an L-shaped oil inlet pipe 31 is fixed in the fixing seat 1, the L-shaped oil inlet pipe 31 is fixedly connected with the fixing seat 1 through the clamping plate 2, the testing equipment is connected with the fixing seat 1 through threads, and the L-shaped oil inlet pipe 31 is communicated with a pipeline of the testing equipment.
The fixed seat 1 comprises a base 11 and a connecting piece 12, wherein one end of the base 11 is provided with an open through groove 111, and the other end is provided with an oil pipe through hole 112; one end of the open through groove 111 is communicated with the end part of the base 11, the other end is communicated with the oil pipe through hole 112, and two sides of the open through groove 111 are communicated with two side surfaces of the base 11; an oil pipe through hole 112 is provided in the center of the end of the base 11.
The connecting piece 12 is vertically fixed at the end of the base 11, an oil pipe through hole 121 is arranged in the center of the connecting piece 12, the oil pipe through hole 121 is arranged along the central axis of the connecting piece 12, and the oil pipe through hole 121 and the oil pipe through hole 112 are arranged in a centering and penetrating manner.
One end of the L-shaped oil inlet pipe 31 is arranged in the open through groove 111, and the other end of the L-shaped oil inlet pipe penetrates through the oil pipe through hole 112 and the oil pipe through hole 121 in sequence and then is communicated with test equipment; the outer side of the connecting piece 12 is provided with a connecting thread 122, and the connecting piece 12 is fixedly connected with the test equipment through the connecting thread 122; the clamping plate 2 is movably clamped in the open through groove 111 and is positioned at the bottom of the L-shaped oil inlet pipe 31.
The width that the groove 111 was led to the opening is greater than the diameter that L type advanced oil pipe 31, has ensured that L type advanced oil pipe can pass through the groove through the opening and penetrate the connecting piece in, provides great operating space, convenient to use.
The diameter of the oil pipe through hole 121 is matched with the size of the L-shaped oil inlet pipe 31, the oil pipe through hole 121 is in clearance fit with the L-shaped oil inlet pipe 31, and the clearance between the L-shaped oil inlet pipe 31 and the oil pipe through hole 121 is 0.2-0.5 mm; the L-shaped oil inlet pipe 31 is in clearance fit with the oil pipe through hole 121, so that the L-shaped oil inlet pipe 31 is conveniently arranged in the oil pipe through hole 121 of the connecting piece 2 in a penetrating manner; meanwhile, the gap between the L-shaped oil inlet pipe and the test equipment is set to be 0.2-0.5mm, so that the stability of the L-shaped oil inlet pipe 31 in connection with the test equipment is ensured, and the effectiveness and the reliability of the test are ensured.
The inner walls of the two sides of the open through groove 111 are symmetrically provided with sliding grooves, and the two ends of the clamping plate 2 are slidably arranged in the sliding grooves; the clamping plate 2 is of a sheet structure, the thickness of the clamping plate 2 is matched with the height of the sliding groove, and the width of the clamping plate 2 is matched with the width of the open through groove 111, so that the clamping plate 2 can freely slide along the sliding groove; cardboard 2 and the distance that the groove 111 terminal surface was led to the opening and the diameter phase-match that the oil pipe 31 was advanced to the L type, can advance oil pipe 31 to the L type through cardboard 2 and form effective fixed.
In the invention, the base 11 adopts a tetragonal structure, one end of the open through groove 111 is communicated with the bottom surface of the tetragonal structure, and two sides of the open through groove are communicated with two side surfaces of the tetragonal structure; the oil pipe through hole 112 is arranged in the center of the top surface of the tetragonal structure, and the oil pipe through hole 112 is communicated with the open through groove 111; the connecting piece 12 adopts a cylindrical structure or a stepped cylindrical structure; the oil pipe through hole 121 is arranged in the center of the cylindrical structure or the stepped cylindrical structure in a penetrating manner; the connection thread 122 is provided at the outer end of the cylindrical structure or the stepped cylindrical structure; the end part of the L-shaped oil inlet pipe 31 is exposed out of the end part of the connecting piece 12 by 0.2-2mm, so that the L-shaped oil inlet pipe is conveniently and reliably connected with the test equipment, and the smooth test is ensured.
Examples
The fuel inlet pipeline of a certain type of aeroengine fuel header pipe is an L-shaped fuel inlet circular pipe and has a non-threaded connection structure; the embodiment provides a fuel manifold adapter and a use method thereof, which are used for effectively connecting a fuel manifold with an L-shaped oil inlet circular tube with test equipment.
This embodiment a fuel main switching connector, including fixing base and cardboard, the fixing base adopts step complex structure, including base and connecting piece, the base adopts cubic structure, and the connecting piece adopts cylindrical structure or step cylinder structure, and the connecting piece vertical fixation sets up the tip at the base.
One end of the base is provided with an open through groove, and the other end of the base is provided with an oil pipe through hole; one end of the open through groove is communicated with the bottom surface of the tetragonal structure, and the two sides of the open through groove are communicated with the two side surfaces of the tetragonal structure; the oil pipe through hole is arranged in the center of the top surface of the tetragonal structure and is communicated with the opening through groove; the width of the opening through groove is larger than the diameter of the L-shaped oil inlet circular pipe, so that the L-shaped oil inlet circular pipe can penetrate through the opening through groove; symmetrical sliding grooves matched with the clamping plates are processed along the two sides of the inner wall of the open through groove, and the clamping plates can freely slide along the sliding grooves; an oil pipe through hole penetrates through the center of the cylindrical structure or the step cylindrical structure and is communicated with the opening through groove through the oil pipe through hole; the diameter of the oil pipe through hole and the diameter of the oil pipe penetration are slightly larger than the diameter of the L-shaped oil inlet circular pipe, the L-shaped oil inlet circular pipe can sequentially penetrate through the oil pipe through hole and the oil pipe penetration hole, and the outer circle of the connecting piece is processed with connecting threads which are matched with the connecting threads of the test equipment; the cardboard is the lamellar structure, and its thickness and the high cooperation of spout, the width and the cooperation of the inner wall that the opening led to the groove.
The fuel manifold adapter in this embodiment, its application step is:
step 1, separating a clamping plate from a base fixing seat;
step 2, extending one end of the L-shaped oil inlet circular pipe into the open through groove, penetrating through the oil pipe through hole and then penetrating into the oil pipe through hole;
step 3, clamping the clamping plate in the sliding groove of the open through groove, pushing the clamping plate to move along the axis of the sliding groove, and fixing the L-shaped oil inlet circular pipe and the fixed seat together through the clamping plate;
step 4, fixedly connecting the connecting piece with the test equipment through connecting threads;
and 5, finishing the reverse operation in the disassembling process.
According to the fuel main pipe adapter joint, the base is provided with the open through groove and the oil pipe through hole, the end part of the base is provided with the hollow connecting piece, the L-shaped oil inlet pipe penetrates through the oil pipe through hole in the center of the connecting piece through the open through groove, and the L-shaped oil inlet pipe and the base are fixed by adopting the sliding clamping of the clamping plate and the base; the end part of the connecting piece is provided with the connecting thread, and the testing equipment is connected with the connecting piece by using the connecting thread, so that the L-shaped oil inlet pipe is effectively connected with the testing equipment; simple and compact structure and convenient use.
The above-described embodiment is only one of the embodiments that can implement the technical solution of the present invention, and the scope of the present invention is not limited by the embodiment, but includes any variations, substitutions and other embodiments that can be easily conceived by those skilled in the art within the technical scope of the present invention disclosed.

Claims (10)

1. A fuel manifold adapter joint, the fuel manifold (3) has L-shaped fuel inlet pipe (31), characterized by that, the fuel manifold adapter joint includes the permanent seat (1) and cardboard (2), the L-shaped fuel inlet pipe is fixed in the permanent seat (1), fix L-shaped fuel inlet pipe and permanent seat (1) together through the cardboard (2);
the fixed seat (1) comprises a base (11) and a connecting piece (12), wherein one end of the base (11) is provided with an open through groove (111), and the other end of the base is provided with an oil pipe through hole (112); the connecting piece (12) is fixedly arranged at the end part of the base (11), an oil pipe through hole (121) is formed in the center of the connecting piece (12), and the oil pipe through hole (121) and the oil pipe through hole (112) are arranged in a centering and penetrating mode;
one end of the L-shaped oil inlet pipe (31) is arranged in the open through groove (111), and the other end of the L-shaped oil inlet pipe penetrates through the oil pipe through hole (112) and the oil pipe through hole (121) in sequence and then is communicated with test equipment; the outer side of the connecting piece (12) is provided with a connecting thread (122), and the connecting piece (12) is fixedly connected with the test equipment through the connecting thread (122); the clamping plate (2) is movably clamped in the open through groove (111) and is positioned at the bottom of the L-shaped oil inlet pipe (31).
2. A fuel manifold adapter according to claim 1, characterized in that the width of the open channel (111) is greater than the diameter of the L-shaped inlet pipe (31).
3. A fuel manifold adapter according to claim 1, wherein the diameter of the oil pipe through hole (121) is matched with the size of the L-shaped oil inlet pipe (31), and the oil pipe through hole (121) is in clearance fit with the L-shaped oil inlet pipe (31).
4. A fuel manifold adapter according to claim 3, wherein the clearance between the L-shaped inlet pipe (31) and the oil pipe penetration hole (121) is 0.2-0.5 mm.
5. A fuel manifold adapter according to claim 1, characterized in that the inner walls of the two sides of the open through slot (111) are symmetrically provided with sliding grooves, and the two ends of the clamping plate (2) are slidably arranged in the sliding grooves.
6. A fuel manifold adapter according to claim 1, wherein the base (11) and the connector (12) are of one piece construction.
7. A fuel manifold adapter according to claim 1, wherein the connecting member (12) is of a cylindrical structure or a stepped cylindrical structure; the oil pipe through hole (121) is arranged in the center of the cylindrical structure or the step cylindrical structure in a penetrating manner; a connecting thread (122) is provided at the outer end of the cylindrical structure or stepped cylindrical structure.
8. A fuel manifold adapter according to claim 1, wherein the end of the L-shaped inlet pipe (31) is exposed 0.2-2mm from the end of the connector (12).
9. A fuel manifold adapter according to claim 1, wherein the base (11) is of a tetragonal structure, one end of the open through groove (111) is communicated with the bottom surface of the tetragonal structure, and two sides of the open through groove are communicated with two side surfaces of the tetragonal structure; an oil pipe through hole (112) is formed in the center of the top surface of the tetragonal structure, and the oil pipe through hole (112) is communicated with the opening through groove (111).
10. The method of using a fuel manifold adapter according to any one of claims 1-9, comprising the steps of:
step 1, separating a clamping plate (2) from a fixed seat (1);
step 2, extending one end of an L-shaped oil inlet pipe (31) into the open through groove (111), penetrating through the oil pipe through hole (112), and penetrating into the oil pipe through hole (121);
step 3, clamping the clamping plate in the open through groove (111), and fixing the L-shaped oil inlet pipe (31) and the fixed seat (1) together through the clamping plate (2);
step 4, fixedly connecting the connecting piece (12) with the test equipment through connecting threads;
and 5, finishing the reverse operation in the disassembling process.
CN202011057510.4A 2020-09-29 2020-09-29 Fuel manifold adapter and use method thereof Active CN112178335B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011057510.4A CN112178335B (en) 2020-09-29 2020-09-29 Fuel manifold adapter and use method thereof

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Application Number Priority Date Filing Date Title
CN202011057510.4A CN112178335B (en) 2020-09-29 2020-09-29 Fuel manifold adapter and use method thereof

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CN112178335B true CN112178335B (en) 2021-11-30

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115614142A (en) * 2022-05-09 2023-01-17 宁波名古屋工业有限公司 Engine cooling oil pipe and machining method and machining equipment thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001208589A (en) * 2000-01-31 2001-08-03 Ootaki Gas Kk Inlet/outlet piping device of gas meter
FR2844027B1 (en) * 2002-09-03 2005-09-30 Denso Corp CONNECTING STRUCTURE OF PIPE AND PIPE SEAL AND METHOD OF CONNECTING PIPE TO PIPE JOINT
CN204241060U (en) * 2014-12-03 2015-04-01 贵州黎阳装备科技发展有限公司 Fuel manifold flow rate test joint
CN206802597U (en) * 2017-05-26 2017-12-26 瑞安市凯优汽车配件有限公司 A kind of multi-purpose vehicle(MPV) parts joint
CN207315561U (en) * 2017-04-07 2018-05-04 重庆长安汽车股份有限公司 A kind of engine fuel manifold assembly structures

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201350721A (en) * 2012-06-04 2013-12-16 Chao-Fou Hsu Leakage-proof structure of quick connection pipe joint

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001208589A (en) * 2000-01-31 2001-08-03 Ootaki Gas Kk Inlet/outlet piping device of gas meter
FR2844027B1 (en) * 2002-09-03 2005-09-30 Denso Corp CONNECTING STRUCTURE OF PIPE AND PIPE SEAL AND METHOD OF CONNECTING PIPE TO PIPE JOINT
CN204241060U (en) * 2014-12-03 2015-04-01 贵州黎阳装备科技发展有限公司 Fuel manifold flow rate test joint
CN207315561U (en) * 2017-04-07 2018-05-04 重庆长安汽车股份有限公司 A kind of engine fuel manifold assembly structures
CN206802597U (en) * 2017-05-26 2017-12-26 瑞安市凯优汽车配件有限公司 A kind of multi-purpose vehicle(MPV) parts joint

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