CN108729975A - Rocker arm shaft engine oil pressure test fixture connector - Google Patents
Rocker arm shaft engine oil pressure test fixture connector Download PDFInfo
- Publication number
- CN108729975A CN108729975A CN201810859749.XA CN201810859749A CN108729975A CN 108729975 A CN108729975 A CN 108729975A CN 201810859749 A CN201810859749 A CN 201810859749A CN 108729975 A CN108729975 A CN 108729975A
- Authority
- CN
- China
- Prior art keywords
- rocker arm
- arm shaft
- test fixture
- fixture connector
- interconnecting piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/02—Arrangements of lubricant conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/18—Indicating or safety devices
- F01M1/20—Indicating or safety devices concerning lubricant pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M9/00—Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
- F01M9/10—Lubrication of valve gear or auxiliaries
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Testing Of Engines (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of test fixture connector of rocker arm shaft engine oil pressure, which is used for the test of rocker arm shaft engine oil pressure, which includes：Interconnecting piece is used to test fixture connector with rocker arm shaft being connected, and interconnecting piece is hollow structure；Bridge piece is connected with interconnecting piece, and the end of bridge piece is bent upward；And UP gauge head, it is arranged in the end of bridge piece, for UP gauge head for being connected with pressure test hose, interconnecting piece, bridge piece and UP gauge head are configured to integral structure.The test fixture connector of the present invention can easily test out the engine oil pressure at rocker arm shaft, to timely feedback the engine oil pressure information of rocker arm shaft, and then the lubrication actual conditions of accurate feedback valve actuating mechanism, and establish guarantee for the convenience and reliability of experiment development.
Description
Technical field
The present invention relates to engine arts, especially with regard to a kind of rocker arm shaft engine oil pressure test fixture connector.
Background technology
Valve actuating mechanism is one of important component of engine, and movement is severe etc. with high speed, complexity, operating condition
Feature, therefore machine oil is particularly important its lubrication.The parts such as engine rocker and valve are both needed to lubricate at work,
Lubricating oil enters rocker arm shaft inner cavity by oil duct, then needs to lubricate by the oil filler point arrival on rocker arm shaft, rocker arm bush, rocking arm
Position.However, the prior art is difficult the engine oil pressure tested at rocker arm shaft, this is clearly disadvantageous for designing and developing
, the engine oil pressure information of the mechanism cannot be timely feedbacked, to which the lubrication actual conditions of valve actuating mechanism cannot be fed back, to entire
It designs and develops and verifies and have adverse effect on, and be unfavorable for the discovery and exclusion of failure.
Being disclosed in the information of the background technology part, it is only intended to increase understanding of the overall background of the invention, without answering
It has been the prior art well known to persons skilled in the art when being considered as recognizing or imply that the information is constituted in any form.
Invention content
The purpose of the present invention is to provide a kind of test fixture connectors of rocker arm shaft engine oil pressure, can easily test
Go out the engine oil pressure at rocker arm shaft.
To achieve the above object, the present invention provides a kind of test fixture connector of rocker arm shaft engine oil pressure, the test works
Joint is used for the test of rocker arm shaft engine oil pressure, which includes：Interconnecting piece is used for test fixture connector
It is connected with rocker arm shaft, interconnecting piece is hollow structure；Bridge piece is connected with interconnecting piece, and the end of bridge piece is upward
Side's bending；And UP gauge head, it is arranged in the end of bridge piece, UP gauge head is used for and pressure test hose
It is connected, interconnecting piece, bridge piece and UP gauge head are configured to integral structure.
In a preferred embodiment, the first end of UP gauge head is provided with external screw thread, UP gauge head
The second end be provided with bulge-structure, pressure test tube socket is on bulge-structure.
In a preferred embodiment, test fixture connector further includes disconnecting prevention structure, and disconnecting prevention structure inner wall is provided with interior
Screw thread, internal thread with the external screw thread of first end for being connected, to fasten pressure test hose and UP gauge head
Connection.
In a preferred embodiment, the thickness of interconnecting piece is more than the diameter of bridge piece, and the wall thickness of interconnecting piece is
2mm。
In a preferred embodiment, the angle of bending part and horizontal direction is less than 45 ° to bridge piece upward.
In a preferred embodiment, rocker arm shaft is configured to cylinder head oil duct and leads directly to rocker arm shaft, gas by bolt hole
The first bolt hole is provided on cylinder cap, the oil hole led in being provided in rocker arm shaft is provided with the second bolt hole on rocker shaft bed,
Cross oil draining bolt be each passed through interconnecting piece hollow structure, in lead to oil hole, the second bolt hole is fixedly connected with the first bolt hole.
In a preferred embodiment, the aperture of the oil hole of rocker arm shaft was more than the diameter of oil draining bolt, so that machine
Oil can be passed to from oil hole on rocking arm.
In a preferred embodiment, the internal diameter of hollow structure was more than the diameter of oil draining bolt.
Compared with prior art, the test fixture connector of rocker arm shaft engine oil pressure according to the present invention：Without changing gas
In the state of oil cylinder head way and rocker arm shaft script structure, easily the engine oil pressure at rocker arm shaft can be tested out, to
The engine oil pressure information of rocker arm shaft, and then the lubrication actual conditions of accurate feedback valve actuating mechanism are timely feedbacked, and are carried out for experiment
Convenience and reliability establish guarantee.
Description of the drawings
Fig. 1 is the structural schematic diagram of test fixture connector according to an embodiment of the present invention.
Fig. 2 is the assembling schematic diagram of the test fixture connector of rocker arm shaft engine oil pressure according to an embodiment of the present invention.
Fig. 3 is that rocker arm shaft according to an embodiment of the present invention oils schematic diagram.
Main appended drawing reference explanation：
1- interconnecting pieces, 2- bridge pieces, 3- UP gauge heads, 31- first ends, 32- the second ends, 33- protrusion knots
Structure, 4- cylinder head, 5- rocker shaft beds, 6- rocker arm shafts, 7- cross oil draining bolt.
Specific implementation mode
Below in conjunction with the accompanying drawings, the specific implementation mode of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield range is not restricted by specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " comprising " or its change
It changes such as "comprising" or " including " etc. and will be understood to comprise stated element or component, and do not exclude other members
Part or other component parts.
As shown in Figure 1, the test fixture connector of rocker arm shaft engine oil pressure according to the preferred embodiment of the present invention is for shaking
The test of arm axle engine oil pressure, wherein rocker arm shaft is configured to cylinder head oil duct and leads directly to rocker arm shaft by bolt hole, the test work
Joint includes：Interconnecting piece 1, bridge piece 2 and UP gauge head 3.
Wherein, for interconnecting piece 1 for test fixture connector to be connected with rocker arm shaft, interconnecting piece 1 is hollow structure.Connecting bending
Pipe 2 is connected with interconnecting piece 1, and the end of bridge piece 2 is bent upward, and bridge piece 2 is coupling tube, should be as short as possible
With reduction abrupt-change cross section.UP gauge head 3 is arranged in the end of bridge piece 2, and UP gauge head 3 is used for and pressure test
Hose is connected, and interconnecting piece 1, bridge piece 2 and UP gauge head 3 are configured to integral structure.
In said program, the first end 31 of UP gauge head 3 is provided with external screw thread, the second end of UP gauge head
Portion 32 is provided with bulge-structure 33, and pressure test tube socket is on the bulge-structure 33 of the second end 32.It should be noted that
In order to ensure that the versatility of test equipment, the specification of UP gauge head 3 are consistent with routine test pressure connection.Preferably,
The thickness of interconnecting piece 1 is more than the diameter of bridge piece 2, and the wall thickness of interconnecting piece 1 is 2mm.The bending angle of bridge piece is spent
Area requirement is crossed to seamlessly transit, bridge piece upward the angle of bending part and horizontal direction be less than 45 °, the setting be in order to
Convenient for punching stretching from position appropriate from valve mechanism cover after pressure test hose is connected on UP gauge head 3, together
When can guarantee pressure test hose connection it is more straight.
In a preferred embodiment, test fixture connector further includes disconnecting prevention structure, and disconnecting prevention structure inner wall is provided with interior
Screw thread, internal thread with the external screw thread of first end for being connected, to fasten pressure test hose and UP gauge head
Connection, to prevent pressure test hose from being disengaged with UP gauge head.
As shown in Fig. 2, valve actuating mechanism includes cylinder head 4, rocker shaft bed 5 and rocker arm shaft 6, wherein be provided in cylinder head 4
First bolt hole, the oil hole led in being provided in rocker arm shaft 6 are provided with the second bolt hole on rocker shaft bed 5, cross oil draining bolt 7
Be each passed through interconnecting piece 1 hollow structure, in lead to oil hole, the second bolt hole is fixedly connected with the first bolt hole.Oil duct is logical
Oil hole that the first bolt hole leads to from cylinder head 4 in rocker arm shaft 6, rocker arm shaft 6 is crossed by the rocking arm of oil delivery to each position
On, the aperture on rocker arm shaft was more than the diameter of oil draining bolt, its object is to enable machine oil to be passed on rocking arm from the oil hole, from
And the engine oil pressure at rocker arm shaft can be tested out in the state of without changing its script structure, the side that experiment is carried out
Just property and reliability establish guarantee.The rocker arm shaft schematic diagram that oils is as shown in Figure 3.
Mounting means is the thickness that the value that the oil draining bolt excessively used is slightly longer than former bolt is the test fixture joint connection 1
Degree, and the thickness of interconnecting piece 1 is more than the diameter of bridge piece 2 so that test fixture connector is mounted on rocker arm shaft, direction root
According to easy for installation and depending on not influencing movement.After fixing test fixture connector, pressure test hose is connected on logical by make-up torque
On the second end with pressure detector 3, is punched from position appropriate from valve mechanism cover and carries out sealing after stretching out the pressure pipe,
Just installation is completed.
In a preferred embodiment, the internal diameter of hollow structure was more than the diameter of oil draining bolt 7.Test fixture connector
Interconnecting piece 1 selects 35# steel, has good plasticity and intensity appropriate, processing performance preferable.Bridge piece 2 can use Q235,
It connect with interconnecting piece 1 by welding.
The description of the aforementioned specific exemplary embodiment to the present invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the present invention and its actually answering
With so that those skilled in the art can realize and utilize the present invention a variety of different exemplary implementation schemes and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (8)
1. a kind of test fixture connector of rocker arm shaft engine oil pressure, which is used for the survey of rocker arm shaft engine oil pressure
Examination, which is characterized in that the test fixture connector includes：
Interconnecting piece is used to the test fixture connector with rocker arm shaft being connected, and the interconnecting piece is hollow structure；
Bridge piece is connected with the interconnecting piece, and the end of the bridge piece is bent upward；And
UP gauge head is arranged in the end of the bridge piece, and the UP gauge head is used for soft with pressure test
Pipe is connected, and the interconnecting piece, bridge piece and UP gauge head are configured to integral structure.
2. test fixture connector as described in claim 1, which is characterized in that the first end of the UP gauge head is arranged
There are external screw thread, the second end of the UP gauge head to be provided with bulge-structure, the pressure test tube socket is in described
On bulge-structure.
3. test fixture connector as claimed in claim 2, which is characterized in that the test fixture connector further includes anticreep knot
Structure, the disconnecting prevention structure inner wall are provided with internal thread, and the internal thread is used to be connected with the external screw thread of the first end, from
And the pressure test hose and the UP gauge head are fastenedly connected.
4. test fixture connector as described in claim 1, which is characterized in that the thickness of the interconnecting piece is more than the connecting bending
The wall thickness of the diameter of pipe, the interconnecting piece is 2mm.
5. test fixture connector as described in claim 1, which is characterized in that the bridge piece bending part and water upward
Square to angle be less than 45 °.
6. test fixture connector as described in claim 1, which is characterized in that it is logical that the rocker arm shaft is configured to cylinder head oil duct
It crosses bolt hole and leads directly to the rocker arm shaft, the first bolt hole is provided in cylinder head, the oil duct led in being provided in the rocker arm shaft
Hole is provided with the second bolt hole on rocker shaft bed, cross oil draining bolt be each passed through the interconnecting piece hollow structure, it is described in lead to
Oil hole, second bolt hole are fixedly connected with first bolt hole.
7. test fixture connector as claimed in claim 6, which is characterized in that the aperture of the oil hole of the rocker arm shaft is big
In the diameter for crossing oil draining bolt, so that machine oil can be passed to from the oil hole on rocking arm.
8. test fixture connector as claimed in claim 6, which is characterized in that the internal diameter of the hollow structure is more than described excessively oily
The diameter of bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810859749.XA CN108729975B (en) | 2018-08-01 | 2018-08-01 | Tool joint for testing engine oil pressure of rocker shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810859749.XA CN108729975B (en) | 2018-08-01 | 2018-08-01 | Tool joint for testing engine oil pressure of rocker shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108729975A true CN108729975A (en) | 2018-11-02 |
| CN108729975B CN108729975B (en) | 2022-04-12 |
Family
ID=63942130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810859749.XA Active CN108729975B (en) | 2018-08-01 | 2018-08-01 | Tool joint for testing engine oil pressure of rocker shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108729975B (en) |
Citations (12)
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| CN101979980A (en) * | 2010-10-20 | 2011-02-23 | 北京航天计量测试技术研究所 | Sinusoidal pressure generation chamber with filter characteristics |
| CN202092835U (en) * | 2011-06-15 | 2011-12-28 | 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 | Pressure testing device |
| CN102478443A (en) * | 2010-11-26 | 2012-05-30 | 中国北车集团大连机车车辆有限公司 | Measurement filter for fuel pressure of diesel engine |
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| CN204154436U (en) * | 2014-09-05 | 2015-02-11 | 重庆长安铃木汽车有限公司 | Automobile test device for pressure measurement in crankshaft room |
| CN205477941U (en) * | 2016-02-22 | 2016-08-17 | 北京福田康明斯发动机有限公司 | A test fixture and engine fuel pressure test equipment for fluid pipeline |
| CN206246225U (en) * | 2016-12-13 | 2017-06-13 | 宁波福士汽车部件有限公司 | Twin turbo-charger oil inlet pipe |
| CN206378248U (en) * | 2016-12-15 | 2017-08-04 | 中国第一汽车股份有限公司 | A kind of pressure gauge zero-bit point inspection device |
| CN206756378U (en) * | 2016-12-15 | 2017-12-15 | 上海悟力仪表电器有限公司 | Quick test pressure meter apparatus |
| CN208749431U (en) * | 2018-08-01 | 2019-04-16 | 广西玉柴机器股份有限公司 | Rocker arm shaft engine oil pressure test fixture connector |
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2018
- 2018-08-01 CN CN201810859749.XA patent/CN108729975B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979980A (en) * | 2010-10-20 | 2011-02-23 | 北京航天计量测试技术研究所 | Sinusoidal pressure generation chamber with filter characteristics |
| CN102478443A (en) * | 2010-11-26 | 2012-05-30 | 中国北车集团大连机车车辆有限公司 | Measurement filter for fuel pressure of diesel engine |
| CN202092835U (en) * | 2011-06-15 | 2011-12-28 | 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 | Pressure testing device |
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| CN204154436U (en) * | 2014-09-05 | 2015-02-11 | 重庆长安铃木汽车有限公司 | Automobile test device for pressure measurement in crankshaft room |
| CN205477941U (en) * | 2016-02-22 | 2016-08-17 | 北京福田康明斯发动机有限公司 | A test fixture and engine fuel pressure test equipment for fluid pipeline |
| CN206246225U (en) * | 2016-12-13 | 2017-06-13 | 宁波福士汽车部件有限公司 | Twin turbo-charger oil inlet pipe |
| CN206378248U (en) * | 2016-12-15 | 2017-08-04 | 中国第一汽车股份有限公司 | A kind of pressure gauge zero-bit point inspection device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108729975B (en) | 2022-04-12 |
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