CN106769058B - Portable engine lubricating oil passage detector - Google Patents
Portable engine lubricating oil passage detector Download PDFInfo
- Publication number
- CN106769058B CN106769058B CN201710097240.1A CN201710097240A CN106769058B CN 106769058 B CN106769058 B CN 106769058B CN 201710097240 A CN201710097240 A CN 201710097240A CN 106769058 B CN106769058 B CN 106769058B
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- China
- Prior art keywords
- oil
- oil outlet
- connecting pipe
- end cover
- flow sensor
- 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.)
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- 239000010687 lubricating oil Substances 0.000 title claims abstract description 14
- 239000003921 oil Substances 0.000 claims abstract description 96
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000012790 confirmation Methods 0.000 claims description 5
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 229910001095 light aluminium alloy Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 22
- 238000000034 method Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 238000005461 lubrication Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000010705 motor oil Substances 0.000 description 8
- 230000001050 lubricating effect Effects 0.000 description 6
- 238000012360 testing method Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
Abstract
The invention discloses a portable engine lubricating oil passage detector, which relates to the field of automobile manufacturing and comprises a communicating vessel provided with an oil outlet passage and an oil return passage, wherein the oil outlet passage is communicated with an oil inlet pipeline of a flow sensor; the flow sensor is connected with the display through a data line; the communicating vessel comprises a shell assembly with a front end cover and a rear end cover; the outer side of the shell assembly is provided with a tool clamping groove, and the inner part of the shell assembly is provided with an oil outlet connecting pipe; the rear end cover comprises an oil return connecting pipe and a cover plate body; the upper end of the oil outlet connecting pipe is provided with an external thread, and the lower end of the oil outlet connecting pipe is provided with an internal thread; the front end cover is provided with an oil inlet hole and a sealing gasket groove; the oil outlet connecting pipe is sleeved with a filter element. The invention can solve the problems that the engine needs to be disassembled, the installation and the detection are inconvenient, and the volume of the used detection equipment is large and the price is high in the detection process of the existing engine lubrication system.
Description
Technical Field
The invention relates to the field of automobile engine detection, in particular to a portable detector which can be directly used for detecting the performance of an engine lubricating oil passage without disassembling an engine cylinder body.
Background
The performance of an engine lubricating system is important for an engine, the engine lubrication is insufficient due to the failure of the lubricating system, the abrasion of parts is accelerated, and even the cylinder is pulled due to overheating. The detection of the external pipeline is simple, while the detection of the internal pipeline of the cylinder body is generally evaluated by measuring the pressure of the lubricating oil pipeline and the flow of the lubricating oil, and the detection requirement is high. At present, the detection of the internal pipeline of the cylinder body is mainly carried out by detaching the engine cylinder body and then installing the engine cylinder body on an oil duct test bed, and the technical indexes of the internal oil duct, such as the processing quality, the aperture change, the crankshaft bearing bush leakage amount and the like, are indirectly evaluated by filling pressure-stabilizing air and measuring the air flow of the oil duct and comparing the result with the flow measurement value of a standard or normal engine. The test bed consists of an air compressor, an air storage tank, a pipeline, a valve, a test board, a sensor, a processor, a display and the like. During detection, the cylinder body needs to be detached, and the engine does not need to be started; the method has high accuracy, but the test bed has large volume, complex operation and high price, and is basically only used in engine complete plants. At present, no oil duct detection instrument which can directly detect without disassembling the engine and can be conveniently carried exists in the market, and in automobile maintenance enterprises, no instrument for detecting an internal oil duct of the engine exists basically.
Disclosure of Invention
The invention aims to provide a portable engine lubricating oil passage detector which can solve the problems that an engine needs to be disassembled, the installation and the detection are inconvenient, and the used detection equipment is large in size and high in price in the detection process of the conventional engine lubricating system.
In order to solve the problems, the technical scheme of the invention is as follows: the portable engine lubricating oil passage detector comprises a communicating vessel provided with an oil outlet passage and an oil return passage, wherein the oil outlet passage is communicated with an oil inlet pipeline of a flow sensor through a high-pressure oil pipe; an oil outlet pipeline of the flow sensor is communicated with an oil return channel of the communicating device through an oil return pipe; the flow sensor is connected with the display through a data line.
In the above technical solution, a more specific solution is: the communicating vessel comprises a shell assembly with a front end cover and a rear end cover which is connected with the shell assembly to form the oil outlet channel and the oil return channel; the outer side of the shell assembly is provided with a tool clamping groove, and the inner part of the shell assembly is provided with an oil outlet connecting pipe; the rear end cover comprises an oil return connecting pipe with a threaded port and a cover plate body provided with a through hole for extending the oil outlet connecting pipe; the upper end of the oil outlet connecting pipe is provided with an external thread, and the lower end of the oil outlet connecting pipe is provided with an internal thread for connecting an engine oil pipe of an engine; an oil inlet hole and a sealing gasket groove are formed in the front end cover; the oil outlet passage and the oil return passage are provided with filter elements, and the filter elements are sleeved on the oil outlet connecting pipe.
Further: the shell assembly and the rear end cover are made of 45 steel; the oil inlet hole has 8, the equipartition in the sealing gasket groove with between the oil outlet connecting pipe.
Further: the flow sensor is a high-temperature-resistant, high-pressure-resistant and corrosion-resistant nickel alloy turbine flow sensor, and the flow sensor and the high-light aluminum alloy oil pipe are integrated.
Further: the display is integrated on a handheld box body made of plastic materials, a power switch, a confirmation key, a return key, an up-down rolling key and a left-right rolling key are arranged on the front face of the handheld box body, and a charging interface and a USB interface are arranged at the bottom end of the handheld box body.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. compared with the existing detection instrument, the invention is light and portable, has low price, can detect without disassembling the engine, can detect whether the engine lubricating system has sand holes, blockage, leakage, serious abrasion of a crankshaft bearing bush and other internal oil passage faults on the vehicle by disassembling the oil filter and replacing the detector during detection, and feeds back the result to a detector through the display; the device can be used for sampling inspection of engines by engine and cylinder body production enterprises and inspection of oil passages of engines by maintenance enterprises, and solves the problems of large equipment volume, high price, disassembly of the engines, inconvenience in installation and detection and the like in the detection process of the current engine lubrication system.
2. The invention has convenient installation and simple use when detecting the engine lubricating system, and can be operated by general maintenance personnel; the flow of the lubricating oil under each rotating speed of the engine can be detected, the technical condition of the engine lubricating system can be determined by comparing the flow with the standard flow value of the engine, the system can automatically judge technical indexes, the engine oil channel can be visually evaluated, the influence factors such as the liquid level height of the engine oil, the rotating speed, the temperature and the like are fully considered during calibration, and the measurement precision can be ensured in a certain range.
3. The invention has convenient detection, and the vehicle can be driven away after the oil filter is returned after the detection.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic front view of the construction of the communicating vessel of the present invention;
FIG. 3 is a schematic bottom view of the construction of the present invention;
FIG. 4 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a schematic front view of a filter cartridge according to the present invention;
FIG. 6 is a schematic cross-sectional view taken along line B-B of FIG. 5;
FIG. 7 is a schematic perspective view of a filter element according to the present invention;
FIG. 8 is a front view of the rear end cap of the present invention;
FIG. 9 is a schematic cross-sectional view taken along line C-C of FIG. 8;
fig. 10 is a perspective view of the display according to the present invention.
The reference numbers in the figures denote: 1. a communicating vessel; 1-1, a shell assembly; 1-1-1, a tool slot; 1-1-2, a front end cover; 1-1-3, an oil outlet connecting pipe; 1-1-4 parts of oil inlet holes; 1-1-5, internal thread; 1-1-6, sealing pad groove; 1-2, a rear end cover; 1-2-1, an oil return connecting pipe; 1-2-2, a cover plate body; 1-3, a filter element; 2. An oil return pipe; 3. a high pressure oil pipe; 4. a pipe joint; 5. a flow sensor; 6. a display; 6-1, a power switch; 6-2, a confirmation key; 6-3, return key; 6-4, up and down scroll key; 6-5, left and right scroll keys; 6-6, a charging interface; 6-7 and a USB interface.
Detailed Description
The invention is further illustrated with reference to the following figures and examples:
the portable engine lubricating oil passage detector shown in fig. 1 comprises a communicating vessel 1 provided with an oil outlet passage and an oil return passage, wherein the oil outlet passage is communicated with an oil inlet pipeline of a flow sensor 5 through a high-pressure oil pipe 3 and a pipe joint 4; an oil outlet pipeline of the flow sensor 5 is communicated with an oil return channel of the communicating vessel 1 through an oil return pipe 2, and the flow sensor 5 is a high-temperature-resistant, high-pressure-resistant and corrosion-resistant nickel alloy turbine flow sensor and is integrated with an oil inlet pipe and an oil outlet pipe which adopt high-light aluminum alloy; the flow sensor 5 is connected to a display 6 via a data line.
As shown in fig. 2, 3 and 4, the communicating vessel 1 comprises a housing assembly 1-1 with a front end cover 1-1-2, and a rear end cover 1-2 connected with the housing assembly 1-1 to enclose an oil outlet passage and an oil return passage; the outer side of the shell assembly 1-1 is provided with a tool clamping groove 1-1-1, and the interior is provided with an oil outlet connecting pipe 1-1-3; as shown in fig. 8 and 9, the rear end cap 1-2 includes an oil return connection pipe 1-2-1 with a threaded port and a cap plate body 1-2-2 with a through hole for extending the oil outlet connection pipe 1-1-3; the extending end of the oil outlet connecting pipe 1-1-3 is provided with an external thread for connecting with a pipe joint, and the lower end is provided with an internal thread 1-1-5 for connecting with an engine oil pipe of an engine; the size of the front end cover 1-1-2 is close to that of a filter on an engine, when the front end cover 1-1-2 is used, the front end cover 1-1-2 can be directly connected to a filter bolt, an internal thread 1-1-5 of an oil outlet connecting pipe 1-1-3 is connected with an engine oil pipe of the engine, 8 oil inlet holes 1-1-4 and a sealing gasket groove 1-1-6,8 capable of being provided with a rectangular sealing ring are formed in the front end cover 1-1-2 and are evenly distributed between the sealing gasket groove 1-1-6 and the oil outlet connecting pipe 1-1-3; the shell assembly 1-1 and the rear end cover 1-2 are made of 45 steel; a filter element 1-3 is arranged between the oil outlet channel and the oil return channel, the filter element 1-3 is sleeved on the oil outlet connecting pipe 1-1-3, and the structure of the filter element 1-3 is shown in figures 5, 6 and 7.
The display 6 is integrated on a plastic handheld box body, as shown in fig. 10, a power switch 6-1, a confirmation key 6-2, a return key 6-3, an up-down rolling key 6-4 and a left-right rolling key 6-5 are arranged on the front side of the handheld box body, and a charging interface 6-6 and a USB6-7 interface are arranged at the bottom end of the handheld box body. The whole length of the whole detecting instrument is not more than 200 mm, the height is not more than 140 mm, and the mass is 0.7 kg
The detection process or principle is as follows: firstly, detaching an oil filter of an original engine and installing a communicating vessel; then, an oil pipe of the sensor is tightly connected with an oil outlet pipe and an oil return pipe of the communicating vessel by using a pipe joint; detecting the liquid level height of the engine oil, and filling the engine oil to the position of the upper stop line; when the engine is started, engine oil flows through the nickel alloy turbine flow sensor through the oil inlet pipe of the communicating vessel and then flows into the engine lubricating oil channel from the oil return pipe of the communicating vessel. And turning on a power supply of the detector, entering a detection interface, selecting an engine with a corresponding model, and pressing a confirmation key to perform detection. The sensor displays the measured value of the oil passage flow, and meanwhile, the flow data of each rotating speed and temperature of the engine of the model in the calibration experiment database are compared, so that the technical performance evaluation can be performed on an oil passage pipeline system in the engine.
Claims (3)
1. The utility model provides a portable engine lubricating oil duct detector which characterized in that: the device comprises a communicating vessel (1) provided with an oil outlet channel and an oil return channel, wherein the oil outlet channel is communicated with an oil inlet pipeline of a flow sensor (5) through a high-pressure oil pipe (3); an oil outlet pipeline of the flow sensor (5) is communicated with an oil return channel of the communicating vessel (1) through an oil return pipe (2); the flow sensor (5) is connected with a display (6) through a data line, and the communicating vessel (1) comprises a shell assembly (1-1) with a front end cover (1-1-2) and a rear end cover (1-2) which is connected with the shell assembly (1-1) to form the oil outlet channel and the oil return channel; a tool clamping groove (1-1-1) is formed in the outer side of the shell assembly (1-1), and an oil outlet connecting pipe (1-1-3) is arranged in the shell assembly; the rear end cover (1-2) comprises an oil return connecting pipe (1-2-1) with a threaded interface and a cover plate body (1-2-2) with a through hole extending out of the oil outlet connecting pipe (1-1-3); the extending end of the oil outlet connecting pipe (1-1-3) is provided with an external thread, and the lower end of the oil outlet connecting pipe is provided with an internal thread (1-1-5); the front end cover (1-1-2) is provided with an oil inlet (1-1-4) and a sealing gasket groove (1-1-6); a filter element (1-3) is arranged between the oil outlet channel and the oil return channel, the filter element (1-3) is sleeved on the oil outlet connecting pipe (1-1-3), and the shell assembly (1-1) and the rear end cover (1-2) are made of 45 steel.
2. The portable engine lubricating oil passage detector as claimed in claim 1, characterized in that: the flow sensor (5) is a high-temperature-resistant, high-pressure-resistant and corrosion-resistant nickel alloy turbine flow sensor, and the flow sensor (5) is made of high-light aluminum alloy
The gold oil pipe is connected into a whole.
3. The portable engine lubricating oil passage detector as claimed in claim 1 or 2, characterized in that: the display (6) is integrated on a handheld box body made of plastic materials, a power switch (6-1), a confirmation key (6-2), a return key (6-3), an up-down rolling key (6-4) and a left-right rolling key (6-5) are arranged on the front face of the handheld box body, and a charging interface (6-6) and a USB (6-7) interface are arranged at the bottom end of the handheld box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710097240.1A CN106769058B (en) | 2017-02-22 | 2017-02-22 | Portable engine lubricating oil passage detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710097240.1A CN106769058B (en) | 2017-02-22 | 2017-02-22 | Portable engine lubricating oil passage detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106769058A CN106769058A (en) | 2017-05-31 |
| CN106769058B true CN106769058B (en) | 2023-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710097240.1A Active CN106769058B (en) | 2017-02-22 | 2017-02-22 | Portable engine lubricating oil passage detector |
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| Country | Link |
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| CN (1) | CN106769058B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110045004A (en) * | 2019-05-24 | 2019-07-23 | 浙江吉利控股集团有限公司 | Oil product detection system, method and vehicle |
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| GB0026452D0 (en) * | 1998-08-28 | 2000-12-13 | Snap On Equipment Ltd | Method and apparatus for automotive and other testing |
| CN202832713U (en) * | 2012-09-21 | 2013-03-27 | 安徽华菱汽车有限公司 | Engine lubrication system efficiency detection system |
| CN203801283U (en) * | 2013-12-05 | 2014-09-03 | 广西科技大学 | Grain flow measuring device of combine harvester |
| CN104343535A (en) * | 2013-08-09 | 2015-02-11 | 天津市海滨燃油喷射维修服务有限公司 | Fuel oil detecting device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2621122A1 (en) * | 1987-09-25 | 1989-03-31 | Applic Electro Tech Avance | PARAMETER MONITORING SYSTEM FOR A MOTOR VEHICLE, PARTICULARLY FOR THE MOTOR OF THIS VEHICLE |
| DK177620B1 (en) * | 2010-03-12 | 2013-12-09 | Hans Jensen Lubricators As | Dosing system for cylinder lubricating oil for large diesel engine cylinders and method for dosing cylinder lubricating oil for large diesel engine cylinders |
| CN202281737U (en) * | 2011-10-12 | 2012-06-20 | 济南轨道交通装备有限责任公司 | Integration system for on-line monitoring of lubricating oil abrasive particles |
| CN203929565U (en) * | 2014-07-15 | 2014-11-05 | 九江学院 | A kind of auto lubrication oil quality on-line monitoring device |
| CN204386859U (en) * | 2014-12-29 | 2015-06-10 | 宁波圣龙汽车动力系统股份有限公司 | Oil pump performance testing device |
| CN206546257U (en) * | 2017-02-22 | 2017-10-10 | 广西科技大学 | Portable engine lubrication oil duct detector |
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2017
- 2017-02-22 CN CN201710097240.1A patent/CN106769058B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0026452D0 (en) * | 1998-08-28 | 2000-12-13 | Snap On Equipment Ltd | Method and apparatus for automotive and other testing |
| CN202832713U (en) * | 2012-09-21 | 2013-03-27 | 安徽华菱汽车有限公司 | Engine lubrication system efficiency detection system |
| CN104343535A (en) * | 2013-08-09 | 2015-02-11 | 天津市海滨燃油喷射维修服务有限公司 | Fuel oil detecting device |
| CN203801283U (en) * | 2013-12-05 | 2014-09-03 | 广西科技大学 | Grain flow measuring device of combine harvester |
Non-Patent Citations (1)
| Title |
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| 姚万生 ; 朱瑞祥 ; .495型柴油机润滑系不拆卸检测方案设计.2008,(11),全文. * |
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Application publication date: 20170531 Assignee: GUANGXI WINGOOD INTELLIGENT PARKING EQUIPMENT CO.,LTD. Assignor: GUANGXI University OF SCIENCE AND TECHNOLOGY Contract record no.: X2023980053970 Denomination of invention: Convenient engine lubrication oil passage detector Granted publication date: 20230321 License type: Common License Record date: 20231225 |