CN105628274B - Fuel tank of vehicle oil pump installs axial-force testing device - Google Patents
Fuel tank of vehicle oil pump installs axial-force testing device Download PDFInfo
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- CN105628274B CN105628274B CN201510979761.0A CN201510979761A CN105628274B CN 105628274 B CN105628274 B CN 105628274B CN 201510979761 A CN201510979761 A CN 201510979761A CN 105628274 B CN105628274 B CN 105628274B
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- frock
- fuel tank
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- General Physics & Mathematics (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The present invention discloses a kind of fuel tank of vehicle oil pump installation axial-force testing device, including upper frock and lower frock, upper frock and lower frock are combined to form hollow container, and the hollow intracavitary of hollow container is provided with axial force transducer, and sensor signal lines are connected with the axial force transducer；The lower frock is placed in fuel tank, the edge level of the lower frock is outward extended with the lower edge being placed on the sealing ring of fuel tank oil pump mouth outer peripheral edge, the edge level of the upper frock is outward extended with the upper edge being engaged with the lower edge, and the lower edge and the upper edge are fixed by the threaded engagement between nut cap and fuel tank.Pass through upper frock, lower frock and axial force transducer, coordinate signal amplifier, the computer of signal analysis again, so that axial force obtains, test process is convenient and reliable, accuracy is high, and whether the axial force of energy quick detection oil pump is qualified, so that oil pump installation is more rationally, accurately.
Description
Technical field
The invention belongs to auto parts and components performance test field, and in particular to a kind of fuel tank of vehicle oil pump installs axial force
Test device.
Background technology
In China, with the implementation of automobile "three guarantees" laws and regulations, fuel tank belongs to security legislation part in addition, works as fuel tank
When there is mass defect, the risk that vehicle is recalled often be present, therefore, the quality requirement of vehicle factor and user to fuel tank
It is more and more stricter.Fuel tank oil pump and matching nut lid, sealing ring are the important components of fuel tank of vehicle, load oil in fuel tank
After pump, by plus sealing ring, tightening fuel tank nut cap and oil pump region being sealed, so that it is determined that the lock of fuel tank oil pump mouth
Clamp force square, ensure the overall sealing of fuel tank.At present, there is following situation after oil pump installation：In oil pump installation process, easily
There is nut cap to have tightened, but fuel tank sealing property is unqualified, and nut cap over-tightened, cause the injured phenomenon of screw thread.
In fuel tank oil pump installation process, axial force when these defects and the nut cap of nut cap and sealing ring are tightened suffered by oil pump
Size is relevant.The test of suffered axial force is an important test of fuel tank in fuel tank oil pump installation process, to ensure vapour
The function of car fuel system is reliable, how accurate and easily test out true axial force in fuel tank oil pump installation process
Become as urgent problem to be solved.
The content of the invention
It is an object of the invention to for above-mentioned technical problem, there is provided a kind of fuel tank of vehicle oil pump installation axial force is surveyed
Trial assembly is put, and can accurately and rapidly measure suffered axial force in fuel tank of vehicle oil pump installation process.
The technical solution adopted for the present invention to solve the technical problems is：There is provided a kind of fuel tank of vehicle oil pump installation axially
Force test device, including upper frock and lower frock, it is characterised in that：The upper frock and the lower frock are combined to form hollow appearance
Device, the hollow intracavitary of hollow container are provided with axial force transducer, and sensor signal lines are connected with the axial force transducer；Institute
State lower frock to be placed in fuel tank, the edge level of the lower frock is outward extended with that to be placed in fuel tank oil pump mouth outer peripheral edge close
Lower edge on seal, the edge level of the upper frock are outward extended with the upper edge being engaged with the lower edge, institute
Lower edge and the upper edge is stated to fix by the threaded engagement between nut cap and fuel tank.
Further, the lower frock include be placed on fuel tank bottom base and by flexible springs bar with it is described
The connected mounting seat of base, the mounting seat are provided with the accommodating cavity for accommodating the axial force transducer, the upper end of the mounting seat
Edge level is outward extended with the lower edge being placed on the sealing ring of fuel tank oil pump mouth outer peripheral edge.
Further, the upper surface of the axial force transducer flushes with the lower surface of the upper frock, the axial force
The lower surface of sensor flushes with the accommodating cavity bottom surface of the lower frock.
Further, the axial force transducer is fixed by screws in the lower surface of the upper frock, the upper frock
It is provided with through the hole of the sensor signal lines.
Further, the greatest circle girth of the upper frock and the greatest circle girth of the lower frock mounting seat be and fuel oil
The girth of case Oil pump flange is equal；The maximum circular diameter of the upper frock and the maximum circular diameter of the lower frock mounting seat with
The diameter of fuel tank oil pump flange is equal；The upper frock and the lower frock mounting seat be superimposed later overlapping portion thickness with
The consistency of thickness of fuel tank oil pump flange.
Further, the lower edge shape of the upper edge of the upper frock and the lower frock mounting seat, size are according to combustion
Shape, the size design of fuel tank oil pump mouth；The exterior contour of the upper frock and the lower frock mounting seat with nut cap and
The exterior contour matches mutually of sealing ring.
The present invention compared with prior art, has the advantages that：The present invention passes through upper frock, lower frock and axial direction
Force snesor, then coordinate signal amplifier, the computer of signal analysis so that it is convenient and reliable, smart that axial force obtains test process
Exactness is high, can quick detection oil pump axial force it is whether qualified, with directly application fixed end taken about the point of fixation in the prior art by nut cap, close
The mode that seal is arranged on fuel tank is complementary, so that oil pump installation is more rationally, accurately；And simple and compact for structure, dress
Put solid and reliable, simple to operate.
Brief description of the drawings
Fig. 1 is the structure of the main view that fuel tank of vehicle oil pump of the present invention installs axial-force testing device；
Fig. 2 is lower tool structure schematic front view in Fig. 1；
Fig. 3 is Fig. 2 schematic top plan view；
Fig. 4 is upper tool structure schematic front view in Fig. 1；
Fig. 5 is Fig. 4 schematic top plan view.
In all of the figs, identical reference is used for representing identical element or structure, wherein：Axial force transducer
1st, upper frock 2 is (wherein：Upper edge 2.1), lower frock 3 (wherein：Accommodating cavity 3.1, mounting seat 3.2, base 3.3, lower edge
3.4), sensor signal lines 4, hole 5, sealing ring 6, nut cap 7, fuel tank 8, screw 9, flexible springs bar 10.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.The specific embodiments described herein are merely illustrative of the present invention, is not used to limit
The fixed present invention.In addition, as long as technical characteristic involved in each embodiment of invention described below is each other
Conflict can is not formed to be mutually combined.
Fuel tank of vehicle oil pump installation axial-force testing device as shown in Figure 1, including upper frock is placed in fuel tank 8
2 and lower frock 3 be combined to form the upper frock 2 of hollow container, the hollow intracavitary of hollow container is provided with axial force transducer 1, passes
Sensor signal line 4 is connected with axial force transducer 1.With reference to shown in Fig. 4,5, upper frock 2 is in lid in the present embodiment, and axial force passes
Sensor 1 is fixed on the lower surface of upper frock 2 by screw 9 so that upper frock 2 and axial force transducer 1 form an entirety；Together
When, upper frock 2 is provided with the hole 5 through sensor signal lines 4, is easy to sensor signal lines 4 to pass, the sensor signal after passing
Line 4 is connected with signal amplifier.
With reference to shown in Fig. 2,3, lower frock 3 includes being placed on the base 3.3 of the bottom of fuel tank 8 and by flexible springs bar
10 mounting seats 3.2 being connected with base 3.3, after flexible springs bar 10 compresses, base 3.3 contacts the bottom of fuel tank 8, Ke Yiyou
Effect prevents the slip of lower frock 3；The upper end-face edge of mounting seat 3.2, which is horizontally outward extended with, is placed in the oil pump mouth outer peripheral edge of fuel tank 8
Lower edge 3.4 on sealing ring 6, similarly, the edge level of upper frock 2 be outward extended be engaged with lower edge 3.4 it is upper
Edge 2.1 so that the mounting seat 3.2 of lower frock 3 is placed on sealing ring 6, and upper frock 2 is covered in lower frock 3, passes through nut
Threaded engagement between lid 7 and fuel tank 8 clamps the upper edge 2.1 of frock 2, the lower edge 3.4 of lower frock 3 and sealing successively
Circle 6；In addition, mounting seat 3.2 is provided with the accommodating cavity 3.1 for accommodating axial force transducer 1, when upper frock 2 is covered when in lower frock 3,
Axial force transducer 1 is placed in the accommodating cavity 3.1 of the lower mounting seat 3.2 of frock 3, and the upper surface of axial force transducer 1 with it is upper
The lower surface of frock 2, which flushes, to fit, and the lower surface of axial force transducer 1 flushes with the bottom surface of accommodating cavity 3.1 of lower frock 3 and is affixed
Close so that axial force transducer 1 can neither be hanging, can not suffer oppression, and test behaviour is carried out so as to be advantageous to axial force transducer 1
Make.
The size of upper frock 2 and lower frock 3 is made according to oil pump size corresponding to fuel tank 8 in the present embodiment, upper work
It is used to substitute oil pump to survey axial force after filling 2 and the combination of lower frock 3.The greatest circle girth of i.e. upper frock 2 and the lower mounting seat of frock 3
3.2 greatest circle girth is equal with the girth of the Oil pump flange of fuel tank 8；The maximum circular diameter of upper frock 2 and lower frock 3 are installed
The maximum circular diameter of seat 3.2 is equal with the diameter of the Oil pump flange of fuel tank 8；Upper frock 2 and the mounting seat 3.2 of lower frock 3 are superimposed
The consistency of thickness of later overlapping portion thickness and the Oil pump flange of fuel tank 8；The upper edge 2.1 of upper frock 2 and lower frock 3 are installed
The shape of lower edge 3.4, the size of seat 3.2 design according to shape, the size of the oil pump mouth of fuel tank 8；Upper frock 2 and lower frock 3 are pacified
Fill exterior contour matches mutually of the exterior contour of seat 3.2 with nut cap 7 and sealing ring 6.
The fuel tank of vehicle oil pump installation axial-force testing device installation of the present invention and test process are as follows：First in fuel oil
Sealing ring 6 corresponding to fuel tank is installed on the oil pump mouth of case 8, axial force transducer 1 is secondly fixed on upper frock by screw 9
On 2, while sensor signal lines 4 are passed through into the hole 5 in upper frock 2；Then the mounting seat 3.2 of lower frock 3 is placed in fuel tank 8
Oil pump mouth on, and upper frock 2 and axial force transducer 1 are integrally placed in the accommodating cavity 3.1 of the lower mounting seat 3.2 of frock 3；
Finally nut cap 7 is covered on fuel tank 8, and tightened, is clamped successively by the threaded engagement between nut cap 7 and fuel tank 8
The upper edge 2.1 of upper frock 2, the lower edge 3.4 of lower frock 3 and sealing ring 6, obtain axial force by sensor signal lines 4 and believe
Number.
The present invention directly measures the axial force in oil pump installation process by fixed fuel tank so that installed in fuel tank
It is reliable and stable in axial force test process suffered by oiling pump, so as to reduce the deviation of test value, improve axial force survey
The accuracy of data is tried, nut cap, sealing ring can be arranged on fuel tank with directly applying fixed end taken about the point of fixation in the prior art
Mode it is complementary so that oil pump installation more rationally, it is accurate.
In summary, the present invention is by upper frock, lower frock and axial force transducer, then coordinates signal amplifier, letter
The computer of number analysis so that axial force obtains that test process is convenient and reliable, accuracy is high, can quick detection oil pump axial force
It is whether qualified；It is simple and compact for structure, device is solid and reliable, simple to operate.
Claims (6)
1. a kind of fuel tank of vehicle oil pump installs axial-force testing device, including upper frock (2) and lower frock (3), its feature exist
In：The upper frock (2) and the lower frock (3) are combined to form hollow container, and the hollow intracavitary of hollow container is provided with axial direction
Force snesor (1), sensor signal lines (4) are connected with the axial force transducer (1)；The lower frock (3) is placed on fuel oil
In case (8), the edge level of the lower frock (3) be outward extended be placed in fuel tank (8) oil pump mouth outer peripheral edge sealing ring (6) it
On lower edge (3.4), the edge level of the upper frock (2) be outward extended be engaged with the lower edge (3.4) it is upper
Edge (2.1), the lower edge (3.4) and the upper edge (2.1) pass through the screw thread between nut cap (7) and fuel tank (8)
Occlusion is fixed.
2. fuel tank of vehicle oil pump according to claim 1 installs axial-force testing device, it is characterised in that：The lower work
Dress (3) includes being placed on the base (3.3) of fuel tank (8) bottom and by flexible springs bar (10) and the base (3.3)
Connected mounting seat (3.2), the mounting seat (3.2) are provided with the accommodating cavity (3.1) for accommodating the axial force transducer (1), institute
The upper end-face edge for stating mounting seat (3.2) is horizontally outward extended with and is placed on fuel tank (8) oil pump mouth outer peripheral edge sealing ring (6)
Lower edge (3.4).
3. fuel tank of vehicle oil pump according to claim 2 installs axial-force testing device, it is characterised in that：The axial direction
The upper surface of force snesor (1) flushes with the lower surface of the upper frock (2), the lower surface of the axial force transducer (1) with
Accommodating cavity (3.1) bottom surface of the lower frock (3) flushes.
4. the fuel tank of vehicle oil pump installation axial-force testing device according to claim 1 or 2 or 3, it is characterised in that：Institute
State the lower surface that axial force transducer (1) is fixed on the upper frock (2) by screw (9), the upper frock (2) be provided with through
The hole (5) of the sensor signal lines (4).
5. the fuel tank of vehicle oil pump installation axial-force testing device according to claim 1 or 2 or 3, it is characterised in that：Institute
State frock (2) greatest circle girth and the lower frock (3) mounting seat (3.2) greatest circle girth with fuel tank (8) oil
The blue girth of syringe pump method is equal；The maximum circular diameter of the upper frock (2) and the greatest circle of the lower frock (3) mounting seat (3.2)
Diameter is equal with the diameter of fuel tank (8) Oil pump flange；The upper frock (2) and the lower frock (3) mounting seat (3.2) are folded
The consistency of thickness of overlapping portion thickness and fuel tank (8) Oil pump flange after being subject to.
6. the fuel tank of vehicle oil pump installation axial-force testing device according to claim 1 or 2 or 3, it is characterised in that：Institute
State the upper edge (2.1) of frock (2) and lower edge (3.4) shape of the lower frock (3) mounting seat (3.2), size according to
The shape, size design of fuel tank (8) oil pump mouth；The upper frock (2) and the outside of the lower frock (3) mounting seat (3.2)
Exterior contour matches mutually of the profile with nut cap (7) and sealing ring (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510979761.0A CN105628274B (en) | 2015-12-23 | 2015-12-23 | Fuel tank of vehicle oil pump installs axial-force testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510979761.0A CN105628274B (en) | 2015-12-23 | 2015-12-23 | Fuel tank of vehicle oil pump installs axial-force testing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105628274A CN105628274A (en) | 2016-06-01 |
| CN105628274B true CN105628274B (en) | 2018-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510979761.0A Active CN105628274B (en) | 2015-12-23 | 2015-12-23 | Fuel tank of vehicle oil pump installs axial-force testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105628274B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548467A (en) * | 2018-04-10 | 2018-09-18 | 常州航空工模具有限公司 | A kind of detecting tool of fuel tank of vehicle built-in part position |
| US11326968B2 (en) * | 2020-07-13 | 2022-05-10 | Smart Skin Technologies Inc. | Devices and methods for detecting axial forces applied to a container |
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|---|---|---|---|---|
| US3929010A (en) * | 1973-10-26 | 1975-12-30 | Asea Ab | Method and means for measuring the clamping force on transformer windings |
| CN201751561U (en) * | 2009-10-30 | 2011-02-23 | 浙江吉利汽车有限公司 | Mounting and tightening device for fuel pump of fuel tank |
| CN202221357U (en) * | 2011-09-08 | 2012-05-16 | 上海华普汽车有限公司 | Novel power steering oil-pump pressure sensor sealing structure |
| CN202305073U (en) * | 2011-09-21 | 2012-07-04 | 浙江金刚汽车有限公司 | Auxiliary fixture for detecting moment of car filler cap |
| CN103335767A (en) * | 2013-06-13 | 2013-10-02 | 武汉亚普汽车塑料件有限公司 | Car fuel tank cap lock torsion testing device |
| CN204881964U (en) * | 2015-05-11 | 2015-12-16 | 温州卓人汽车电控有限公司 | Oil pump assembly pressure sensor |
| CN205300828U (en) * | 2015-12-23 | 2016-06-08 | 东风亚普汽车部件有限公司 | Car fuel tank oil pump installation axial force testing arrangement |
-
2015
- 2015-12-23 CN CN201510979761.0A patent/CN105628274B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3929010A (en) * | 1973-10-26 | 1975-12-30 | Asea Ab | Method and means for measuring the clamping force on transformer windings |
| CN201751561U (en) * | 2009-10-30 | 2011-02-23 | 浙江吉利汽车有限公司 | Mounting and tightening device for fuel pump of fuel tank |
| CN202221357U (en) * | 2011-09-08 | 2012-05-16 | 上海华普汽车有限公司 | Novel power steering oil-pump pressure sensor sealing structure |
| CN202305073U (en) * | 2011-09-21 | 2012-07-04 | 浙江金刚汽车有限公司 | Auxiliary fixture for detecting moment of car filler cap |
| CN103335767A (en) * | 2013-06-13 | 2013-10-02 | 武汉亚普汽车塑料件有限公司 | Car fuel tank cap lock torsion testing device |
| CN204881964U (en) * | 2015-05-11 | 2015-12-16 | 温州卓人汽车电控有限公司 | Oil pump assembly pressure sensor |
| CN205300828U (en) * | 2015-12-23 | 2016-06-08 | 东风亚普汽车部件有限公司 | Car fuel tank oil pump installation axial force testing arrangement |
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| Publication number | Publication date |
|---|---|
| CN105628274A (en) | 2016-06-01 |
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