CN109238596A - Fuel tank air-tightness multi-function test stand - Google Patents
Fuel tank air-tightness multi-function test stand Download PDFInfo
- Publication number
- CN109238596A CN109238596A CN201811173730.6A CN201811173730A CN109238596A CN 109238596 A CN109238596 A CN 109238596A CN 201811173730 A CN201811173730 A CN 201811173730A CN 109238596 A CN109238596 A CN 109238596A
- Authority
- CN
- China
- Prior art keywords
- fuel tank
- air
- valve
- pressure
- rotating turret
- 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.)
- Pending
Links
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
- 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
- G01M3/32—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 containers, e.g. radiators
- G01M3/3236—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 containers, e.g. radiators by monitoring the interior space of the containers
- G01M3/3272—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 containers, e.g. radiators by monitoring the interior space of the containers for verifying the internal pressure of closed containers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a kind of fuel tank air-tightness multi-function test stands, including fuel tank assembly, rack, motor, Measurement System of Air Pressure and control system, rack is equipped with rotating turret, the both ends of rotating turret are connect by bearing with rack, and fuel tank assembly is connect with Measurement System of Air Pressure, and fuel tank assembly is set on rotating turret, the output end of motor is connect with rotating turret, control system is connect with motor and Measurement System of Air Pressure respectively, and control system controls motor operating, and motor driven rotating turret drives the rotation of fuel tank tank.Easy to operate, structure is simple, realizes the comprehensive detection of the leakproofness, admission pressure and outlet pressure of fuel tank, improves detection efficiency.
Description
Technical field
The present invention relates to automotive inspection equipment technical fields, and in particular to a kind of fuel tank air-tightness multi-function test stand.
Background technique
In China, the manufacturing technology of fuel tank of vehicle is always maintained at very high level, and fuel tank is although uncomplicated, but it
It is the energy reserves position of vehicle, critical role is unquestionable, its quality will directly threaten whole automobile and personnel
Safety, may cause irremediable consequence.Therefore, the safety of fuel tank is the most important thing of automotive safety, is based on this, China
The security performance of fuel tank of vehicle and its corresponding test method are clearly required in people's republic's national standard.Wherein,
The detection of the cracking pressure of safety valve, leakproofness, the performances such as resistance to pressure has been included in conventional detection.
Currently, the correlation test for fuel tank fuel tank cap is single type, physical type, inefficient type, low precision type；Often
Primary test is required to a large amount of manpower and material resources, and pilot project dispersion, there are biggish security risks, and test accuracy etc. is less than guarantor
Card.
Based on this idea, related air-tight test is concentrated on a test-bed by the present invention, using motor as power,
Use high-precision sensor and measuring instrumentss to improve test accuracy.
Summary of the invention
The technical problem to be solved by the present invention is in view of the foregoing defects the prior art has, provide a kind of fuel tank
Air-tightness multi-function test stand, easy to operate, structure is simple, realizes the comprehensive of the leakproofness of fuel tank, admission pressure and outlet pressure
The detection of conjunction property, improves detection efficiency.
Used technical solution is the present invention to solve above-mentioned technical problem:
A kind of fuel tank air-tightness multi-function test stand, including fuel tank assembly, rack, motor, Measurement System of Air Pressure and control
System, rack are equipped with rotating turret, and the both ends of rotating turret are connect by bearing with rack, and fuel tank assembly and Measurement System of Air Pressure connect
It connects, fuel tank assembly is set on rotating turret, and the output end of motor is connect with rotating turret, and control system is examined with motor and air pressure respectively
Examining system connection, control system control motor operating, and motor driven rotating turret drives the rotation of fuel tank tank；Fuel tank assembly is seen when rotating
Survey whether fuel tank assembly has breakthrough, control system detects fuel tank assembly air-tightness by Measurement System of Air Pressure.
According to above-mentioned technical proposal, the bottom of rack is equipped with fixing leg and castor.
According to above-mentioned technical proposal, fuel tank assembly includes fuel tank and fuel tank cap lock assembly, and fuel tank cap lock assembly is set to
At the oil inlet of fuel tank, fuel tank is equipped with air inlet and exhaust outlet.
According to above-mentioned technical proposal, Measurement System of Air Pressure includes the first shut-off valve, pressure switch, the second shut-off valve, throttling
Valve, solenoid valve and adjustable pressure-reducing valve, fuel tank cap lock assembly are equipped with pressure switch, the air inlet company of the first shut-off valve and fuel tank
It connects, pressure sensor is connected between the first shut-off valve and air inlet, pressure switch is connect with fuel tank cap lock assembly, fuel tank
Exhaust outlet is successively connect with the second shut-off valve, throttle valve, solenoid valve and adjustable pressure-reducing valve, control system respectively with pressure sensing
Device, pressure switch are connected with solenoid valve.
According to above-mentioned technical proposal, rack is spliced by aluminium profiles channel steel.
According to above-mentioned technical proposal, fuel tank is connect by anchor ear with rotating turret.
According to above-mentioned technical proposal, the number of anchor ear is 2-5, and the length direction along fuel tank is sequentially distributed.
According to above-mentioned technical proposal, motor is connected with frequency converter, frequency converter and control system.
The invention has the following advantages:
Apparatus of the present invention are easy to operate, and structure is simple, realize the comprehensive of the leakproofness of fuel tank, admission pressure and outlet pressure
The detection of conjunction property, improves detection efficiency.
Detailed description of the invention
Fig. 1 is the main view of intermediate fuel oil case air-tightness multi-function test stand of the embodiment of the present invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is intermediate fuel oil case air-leakage test schematic diagram of the embodiment of the present invention；
In figure, 1- fuel tank assembly, 2- motor, 3- frequency converter, 4- fixing leg, 5- rack, 6- control button unit, 7- control
Panel processed, 8- gas circuit control unit, 9- pressure sensor, the first shut-off valve of 10-, 11- fuel tank, 12- pressure switch, 13- oil
Case lid lock assembly, the second shut-off valve of 14-, 15- throttle valve, 16- solenoid valve, 17- adjustable pressure-reducing valve, 18- rotating turret, 19- anchor ear.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
Shown in referring to Fig.1~Fig. 3, fuel tank air-tightness multi-function test stand in one embodiment provided by the invention, packet
Fuel tank assembly 1, rack 5, motor 2, Measurement System of Air Pressure and control system are included, rack 5 is equipped with rotating turret 18, rotating turret 18
Both ends are connect by bearing with rack 5, and fuel tank assembly 1 is connect with Measurement System of Air Pressure, and fuel tank assembly 1 is set to rotating turret 18
On, the output end of motor 2 is connect with rotating turret 18, and control system is connect with motor 2 and Measurement System of Air Pressure respectively, control system
It controls motor 2 to operate, motor 2 drives rotating turret 18 to drive the rotation of fuel tank tank；Observation fuel tank assembly 1 is when fuel tank assembly 1 rotates
No to have breakthrough, control system detects 1 air-tightness of fuel tank assembly by Measurement System of Air Pressure.
Further, the bottom of rack 5 is equipped with fixing leg 4 and castor.
Further, fuel tank assembly 1 includes fuel tank 11 and fuel tank cap lock assembly 13, and fuel tank cap lock assembly 13 is set to combustion
At the oil inlet of fuel tank 11, fuel tank 11 is equipped with air inlet and exhaust outlet.
Further, Measurement System of Air Pressure includes the first shut-off valve 10, pressure switch 12, the second shut-off valve 14, throttle valve
15, solenoid valve 16 and adjustable pressure-reducing valve 17, fuel tank cap lock assembly 13 are equipped with pressure switch 12, the first shut-off valve 10 and fuel tank 11
Air inlet connection, pressure sensor 9 is connected between the first shut-off valve 10 and air inlet, pressure switch 12 and fuel tank cap lock are total
At 13 connections, the exhaust outlet of fuel tank 11 successively connects with the second shut-off valve 14, throttle valve 15, solenoid valve 16 and adjustable pressure-reducing valve 17
It connects, control system is connect with pressure sensor 9, pressure switch 12 and solenoid valve 16 respectively.
Further, rack 5 is spliced by aluminium profiles channel steel.
Further, fuel tank 11 is connect by anchor ear 19 with rotating turret 18.
Further, the number of anchor ear 19 is 2-5, and the length direction along fuel tank 11 is sequentially distributed.
Further, motor is connected with frequency converter 3, frequency converter 3 and control system.
Further, control system includes power control cabinet, and it is gentle that the control panel 7 of power control cabinet is equipped with control button unit 6
Road control unit 8.
The working principle of the invention:
(1) sealing propertytest: when the fuel tank 11 of topped up with water is inverted, the leakage at diesel tank cover position is no more than 30g/
min；
(2) cracking pressure: the lid of fuel tank 11 is covered, other all import and exports are sealed, applies compression into fuel tank 11
Air, exhaust valve opening pressure power are not more than 20kPa；
(3) it admission pressure: is carried out by " QC/T644-2000 automobile metal fuel tank technical conditions " 5.6 test method
This test.The water of rated capacity is added in fuel tank, fuel tank lock is covered, with 26.7~44.4ml/s (96~160L/h)
Rate draw water (must not be from pump mouth air inlet), test 2 hours, the water in U-shaped hydraulic gage should not be sucked, and fuel tank is without any change
Shape.
Above is only presently preferred embodiments of the present invention, and of course, the scope of rights of the present invention cannot be limited by this,
Therefore according to equivalence changes made by scope of the present invention patent, still belong to protection scope of the present invention.
Claims (8)
1. a kind of fuel tank air-tightness multi-function test stand, which is characterized in that including fuel tank assembly, rack, motor, air pressure detection system
System and control system, rack are equipped with rotating turret, and the both ends of rotating turret are connect by bearing with rack, and fuel tank assembly and air pressure are examined
Examining system connection, fuel tank assembly is set on rotating turret, and the output end of motor is connect with rotating turret, control system respectively with motor
It is connected with Measurement System of Air Pressure, control system controls motor operating, and motor driven rotating turret drives the rotation of fuel tank tank.
2. fuel tank air-tightness multi-function test stand according to claim 1, which is characterized in that the bottom of rack, which is equipped with, to be fixed
Stabilizer blade and castor.
3. fuel tank air-tightness multi-function test stand according to claim 1, which is characterized in that fuel tank assembly includes fuel tank
With fuel tank cap lock assembly, fuel tank cap lock assembly is set at the oil inlet of fuel tank, and fuel tank is equipped with air inlet and exhaust outlet.
4. fuel tank air-tightness multi-function test stand according to claim 3, which is characterized in that Measurement System of Air Pressure includes the
One shut-off valve, pressure switch, the second shut-off valve, throttle valve, solenoid valve and adjustable pressure-reducing valve, fuel tank cap lock assembly are opened equipped with pressure
It closes, the air inlet of the first shut-off valve and fuel tank connects, and pressure sensor, pressure are connected between the first shut-off valve and air inlet
Switch connect with fuel tank cap lock assembly, the exhaust outlet of fuel tank successively with the second shut-off valve, throttle valve, solenoid valve and adjustable decompression
Valve connection, control system are connect with pressure sensor, pressure switch and solenoid valve respectively.
5. fuel tank air-tightness multi-function test stand according to claim 1, which is characterized in that rack is spliced by aluminium profiles channel steel
It forms.
6. fuel tank air-tightness multi-function test stand according to claim 1, which is characterized in that fuel tank assembly by anchor ear with
Rotating turret connection.
7. fuel tank air-tightness multi-function test stand according to claim 6, which is characterized in that the number of anchor ear is 2-5,
Length direction along fuel tank is sequentially distributed.
8. fuel tank air-tightness multi-function test stand according to claim 1, which is characterized in that motor is connected with frequency converter,
Frequency converter and control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811173730.6A CN109238596A (en) | 2018-10-09 | 2018-10-09 | Fuel tank air-tightness multi-function test stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811173730.6A CN109238596A (en) | 2018-10-09 | 2018-10-09 | Fuel tank air-tightness multi-function test stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109238596A true CN109238596A (en) | 2019-01-18 |
Family
ID=65054296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811173730.6A Pending CN109238596A (en) | 2018-10-09 | 2018-10-09 | Fuel tank air-tightness multi-function test stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109238596A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022309A (en) * | 2019-12-19 | 2020-04-17 | 北京航星机器制造有限公司 | Filling system for leakage test |
| CN111189588A (en) * | 2019-12-31 | 2020-05-22 | 无为县金顺机动车检测有限公司 | A kind of sealing detection equipment for automobile fuel tank sealing ring |
| CN112378592A (en) * | 2020-12-10 | 2021-02-19 | 盐城市顺发油箱有限公司 | Oil tank leakage detection device and detection method |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11201860A (en) * | 1998-01-09 | 1999-07-30 | Kubota Corp | Warning device for working vehicle |
| KR100235054B1 (en) * | 1996-12-05 | 1999-12-15 | 정몽규 | Fuel tank unit tester |
| CN102829937A (en) * | 2012-09-14 | 2012-12-19 | 安徽安凯汽车股份有限公司 | Overturning bench and test method used for overturning test of oil tank |
| CN103335830A (en) * | 2013-06-24 | 2013-10-02 | 武汉亚普汽车塑料件有限公司 | Automobile fuel tank valve function testing device |
| CN203414833U (en) * | 2013-07-03 | 2014-01-29 | 长安大学 | Automobile fuel tank pressure regulation and control apparatus |
| CN103852215A (en) * | 2012-11-28 | 2014-06-11 | 江苏东方汽车装饰件总厂 | Overturn testing machine for fuel tank |
| CN104132803A (en) * | 2014-06-27 | 2014-11-05 | 武汉亚普汽车塑料件有限公司 | Tool for detecting valve body pressure flow performance of refueling lock cover of automobile fuel tank |
| CN204895122U (en) * | 2015-08-04 | 2015-12-23 | 北京汽车研究总院有限公司 | Oil tank and car |
| CN106124192A (en) * | 2016-08-31 | 2016-11-16 | 芜湖亚奇汽车部件有限公司 | Device for tank pressure tests |
| CN205843893U (en) * | 2016-06-17 | 2016-12-28 | 扬州市伟元机电科技有限公司 | A kind of fuel tank of vehicle roll-over test machine |
| CN207007489U (en) * | 2017-07-20 | 2018-02-13 | 河北世昌汽车部件有限公司 | A kind of turning device |
| CN207908111U (en) * | 2018-02-05 | 2018-09-25 | 山东塑美汽车部件股份有限公司 | A kind of fuel tank air tightness detection apparatus |
-
2018
- 2018-10-09 CN CN201811173730.6A patent/CN109238596A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100235054B1 (en) * | 1996-12-05 | 1999-12-15 | 정몽규 | Fuel tank unit tester |
| JPH11201860A (en) * | 1998-01-09 | 1999-07-30 | Kubota Corp | Warning device for working vehicle |
| CN102829937A (en) * | 2012-09-14 | 2012-12-19 | 安徽安凯汽车股份有限公司 | Overturning bench and test method used for overturning test of oil tank |
| CN103852215A (en) * | 2012-11-28 | 2014-06-11 | 江苏东方汽车装饰件总厂 | Overturn testing machine for fuel tank |
| CN103335830A (en) * | 2013-06-24 | 2013-10-02 | 武汉亚普汽车塑料件有限公司 | Automobile fuel tank valve function testing device |
| CN203414833U (en) * | 2013-07-03 | 2014-01-29 | 长安大学 | Automobile fuel tank pressure regulation and control apparatus |
| CN104132803A (en) * | 2014-06-27 | 2014-11-05 | 武汉亚普汽车塑料件有限公司 | Tool for detecting valve body pressure flow performance of refueling lock cover of automobile fuel tank |
| CN204895122U (en) * | 2015-08-04 | 2015-12-23 | 北京汽车研究总院有限公司 | Oil tank and car |
| CN205843893U (en) * | 2016-06-17 | 2016-12-28 | 扬州市伟元机电科技有限公司 | A kind of fuel tank of vehicle roll-over test machine |
| CN106124192A (en) * | 2016-08-31 | 2016-11-16 | 芜湖亚奇汽车部件有限公司 | Device for tank pressure tests |
| CN207007489U (en) * | 2017-07-20 | 2018-02-13 | 河北世昌汽车部件有限公司 | A kind of turning device |
| CN207908111U (en) * | 2018-02-05 | 2018-09-25 | 山东塑美汽车部件股份有限公司 | A kind of fuel tank air tightness detection apparatus |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022309A (en) * | 2019-12-19 | 2020-04-17 | 北京航星机器制造有限公司 | Filling system for leakage test |
| CN111189588A (en) * | 2019-12-31 | 2020-05-22 | 无为县金顺机动车检测有限公司 | A kind of sealing detection equipment for automobile fuel tank sealing ring |
| CN112378592A (en) * | 2020-12-10 | 2021-02-19 | 盐城市顺发油箱有限公司 | Oil tank leakage detection device and detection method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109238596A (en) | Fuel tank air-tightness multi-function test stand | |
| CN104880288B (en) | Turbine box assembly method for conducting leak test | |
| CN102364327A (en) | On-line Monitoring System and Method for Insulation State of Sulfur Hexafluoride Inflatable Current Transformer | |
| CN203688174U (en) | Device capable of onsite detecting transformer oil leakage and gas relay alarm performance | |
| CN107247126A (en) | Fuel gas limit oxygen concentration parametric measurement device and operating method | |
| CN103438797A (en) | Method and system for on-line detection of transformer winding deformation | |
| CN109916568A (en) | Electric machine controller sealing propertytest system, device and method | |
| CN101266187A (en) | Gas pressure regulator test device | |
| CN106289756B (en) | A kind of turbocharger detection testing equipment and its method | |
| CN110657982A (en) | Breather valve capability test system | |
| CN108802276A (en) | Gas production test system for battery cell | |
| CN110044557A (en) | A kind of airtight detection hydraulic press of monolithic bipolar plate | |
| CN201368789Y (en) | Hydrogen fuel cell leakage detecting device | |
| CN104389802A (en) | Air compressor end oil leakage detection device for turbocharger laboratory | |
| CN208012823U (en) | Fuel tank test equipment and system | |
| EP3482081B1 (en) | Compressor anti-surge protection under wet gas conditions | |
| CN111366313B (en) | Leakage detection tool for hydrogen cooler of generator | |
| CN201188052Y (en) | Device for testing transformer wholly | |
| CN206903771U (en) | A kind of GVU devices | |
| CN205228896U (en) | Gaseous test sampling device of multi -functional SF6 | |
| CN109900442A (en) | A kind of air-distributor vacuum actuator leakage test device and test method | |
| CN208621316U (en) | Portable pressure relief valve calibration equipment | |
| CN105424542A (en) | Calibrating method used for fire extinguishing agent concentration measuring system | |
| CN115575049B (en) | Automobile turbocharger detection device and detection method | |
| CN202676250U (en) | Standard flowmeter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190118 |
|
| RJ01 | Rejection of invention patent application after publication |