CN106124192A - Device for tank pressure tests - Google Patents
Device for tank pressure tests Download PDFInfo
- Publication number
- CN106124192A CN106124192A CN201610793657.7A CN201610793657A CN106124192A CN 106124192 A CN106124192 A CN 106124192A CN 201610793657 A CN201610793657 A CN 201610793657A CN 106124192 A CN106124192 A CN 106124192A
- Authority
- CN
- China
- Prior art keywords
- pressure
- fuel tank
- tank
- negative
- trachea
- 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
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0044—Pneumatic means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention discloses a kind of device for tank pressure tests, including air pump, also include that displacement transducer, negative-pressure cup are connected trachea with positive pressure can and the fuel tank for being connected with test fuel tank, described negative-pressure cup is all connected with air pump with positive pressure can, described negative-pressure cup is connected trachea by bye-pass and breather valve with fuel tank respectively with positive pressure can and is connected, and the contact of displacement transducer contacts with test fuel tank.This apparatus structure is reasonable in design, and in can making plastic fuel tank, pressure is changed by test requirements document, and tank pressure tests is easy and simple to handle, and test efficiency is high；And apparatus structure is simple, it is simple to make, low cost.
Description
Technical field
The present invention relates to automotive oil tank technical field, especially relate to a kind of device for tank pressure tests.
Background technology
Automobile plastic fuel tank is along with the change of use environment, and in fuel tank, pressure the most constantly changes, fuel tank body
Can there is certain deformation quantity, some fuel tank deflections are bigger, it is impossible to meet requirement.There is presently no and be specifically designed to fuel tank pressure
The assay device of force deformation, therefore tank pressure tests complex operation, test poor accuracy.
Summary of the invention
Not enough for prior art, the technical problem to be solved is to provide a kind of for tank pressure deformation examination
The device tested, the purpose easy to reach test operation.
In order to solve above-mentioned technical problem, the technical solution adopted in the present invention is:
This is used for the device of tank pressure tests, including air pump, also includes displacement transducer, negative-pressure cup and malleation
Tank and the fuel tank for being connected with test fuel tank are connected trachea, and described negative-pressure cup is all connected with air pump with positive pressure can, described
Negative-pressure cup is connected trachea by bye-pass and breather valve with fuel tank respectively with positive pressure can and is connected, the contact of displacement transducer and test
Fuel tank contacts.
Also include that fuel tank locating rack, institute's displacement sensors are located at the bottom of fuel tank locating rack.
Also include that air purifier, described air purifier are connected with intermediate duct, negative-pressure cup and positive pressure can respectively by propping up
Pipeline and breather valve are connected with intermediate duct, and fuel tank connects trachea the inner and is connected with air purifier, and fuel tank connects trachea outer end
It is provided with the fuel tank union joint for being connected with tank filler.
Described air pump is connected with air pump and connects trachea, and air pump is connected trachea and is connected with negative-pressure cup by negative-pressure cup connecting tube,
Air pump is connected trachea and is connected with positive pressure can by positive pressure can connecting tube, and described negative-pressure cup connecting tube and positive pressure can connecting tube are all provided with
There is communicating valve.
It is equipped with Pressure gauge on described negative-pressure cup and positive pressure can.
Described breather valve is electromagnetic valve.
Described intermediate duct is provided with air bleeding valve.
The present invention compared with prior art, has the advantage that this apparatus structure is reasonable in design, in can making plastic fuel tank
Pressure is changed by test requirements document, and tank pressure tests is easy and simple to handle, and test efficiency is high；And apparatus structure is simple, it is simple to
Make, low cost.
Accompanying drawing explanation
Content expressed by width accompanying drawing each to this specification and the labelling in figure are briefly described below:
Fig. 1 is apparatus of the present invention structural representation.
In figure:
1. test casing, 2. negative-pressure cup, 3. positive pressure can, 4. air purifier, 5. air pump connect trachea, 6. air pump connection
Head, 7. communicating valve I, 8. communicating valve II, 9. air bleeding valve I, 10. air bleeding valve II, 11. negative pressure ventilation valve I, 12. positive airway pressure valve II,
13. fuel tanks connect trachea, 14. fuel tank union joints.
Detailed description of the invention
Below against accompanying drawing, by the description to embodiment, the detailed description of the invention of the present invention is made further details of
Explanation.
As it is shown in figure 1, this is used for the device of tank pressure tests, including test casing 1, fuel tank locating rack, air
Pump, air purifier 4, displacement transducer, negative-pressure cup 2 are connected gas with positive pressure can 3 and the fuel tank for being connected with test fuel tank
Pipe 13, wherein, negative-pressure cup 2 and positive pressure can 3 and air purifier 4 are arranged at testing in casing 1, and at test casing 1
Bottom is provided with roller, and roller is provided with locking structure, it is simple to mobile.
Negative-pressure cup 2 and positive pressure can 3 are arranged side by side, and air purifier 4 is arranged on the centre of negative-pressure cup and positive pressure can, and structure is tight
Gather, take up room little.
Air pump and fuel tank locating rack are arranged on the outside of test casing, and air pump connects trachea 5 and negative pressure by air pump
Tank and positive pressure can are connected.Specifically, the outer end that air pump connects trachea 5 is provided with the air pump union joint 6 being connected for air pump, air pump
The inner connecting trachea 5 is connected with negative-pressure cup by negative-pressure cup connecting tube, and air pump is connected the inner of trachea and connected by positive pressure can
Pipe is connected with positive pressure can, negative-pressure cup connecting tube is communicated with valve I 7, positive pressure can connecting tube is communicated with valve II 8.
Negative-pressure cup 2 is connected trachea by bye-pass and breather valve with fuel tank respectively with positive pressure can 3 and is connected, displacement transducer
Contact contacts with test fuel tank.
Preferably, displacement transducer is fixed on the bottom of fuel tank locating rack, and the contact of displacement transducer is arranged straight up.
Test fuel tank is fixed on fuel tank locating rack.
The top of air purifier 4 is provided with vertical intermediate duct, and intermediate duct is connected with negative-pressure cup by side branch road,
Side branch road is provided with negative pressure ventilation valve I 11, and intermediate duct is connected with positive pressure can by opposite side branch road, and opposite side branch road sets
There is positive airway pressure valve II 12.
The side, top of intermediate duct is provided with air bleeding valve I 9, and top opposite side is provided with air bleeding valve II 10；Air purifier 4 end
It is inner connected that portion is connected trachea 13 with fuel tank, and fuel tank connects trachea 13 outer end and is provided with the fuel tank for being connected with tank filler even
Joint 14.
It is equipped with Pressure gauge on negative-pressure cup 2 and positive pressure can 3.Communicating valve I 7, communicating valve II 8, air bleeding valve I 9, air bleeding valve II
10, negative pressure ventilation valve I 11 and positive airway pressure valve II 12 are electromagnetic valve, by control unit automatic control of opening/closing.
In process of the test, leading to malleation first to test fuel tank, pressure is gradually increased, and reaches to set maximum, then is gradually reduced；
Leading to negative pressure to test fuel tank, negative pressure is gradually increased the most again, and reaches to set maximum, then is gradually reduced.Repeat 10,000 times or ten
Ten thousand times, by the deflection of displacement transducer record test fuel tank, test operation is easy, and result of the test is accurate.
Above in conjunction with accompanying drawing, the present invention is exemplarily described, it is clear that the present invention implements not by aforesaid way
Restriction, as long as have employed the design of the present invention and the improvement of various unsubstantialities that technical scheme is carried out, or the most improved will
Design and the technical scheme of the present invention directly apply to other occasion, all within protection scope of the present invention.
Claims (7)
1. for the device of tank pressure tests, including air pump, it is characterised in that: also include displacement transducer,
Negative-pressure cup and positive pressure can and the fuel tank for being connected with test fuel tank are connected that trachea, described negative-pressure cup and positive pressure can be equal and air
Pump is connected, and described negative-pressure cup is connected trachea by bye-pass and breather valve with fuel tank respectively with positive pressure can and is connected, displacement transducer
Contact with test fuel tank contact.
2. as claimed in claim 1 for the device of tank pressure tests, it is characterised in that: also include fuel tank locating rack,
Institute's displacement sensors is located at the bottom of fuel tank locating rack.
3. as claimed in claim 1 for the device of tank pressure tests, it is characterised in that: also include air purifier,
Described air purifier is connected with intermediate duct, negative-pressure cup and positive pressure can respectively by bye-pass and breather valve and intermediate duct phase
Even, fuel tank connects trachea the inner and is connected with air purifier, and fuel tank connects trachea outer end and is provided with for being connected with tank filler
Fuel tank union joint.
4. as claimed in claim 1 for the device of tank pressure tests, it is characterised in that: described air pump is connected with air pump
Connecting trachea, air pump is connected trachea and is connected with negative-pressure cup by negative-pressure cup connecting tube, and air pump is connected trachea and connected by positive pressure can
Pipe is connected with positive pressure can, and described negative-pressure cup connecting tube and positive pressure can connecting tube are equipped with communicating valve.
5. as claimed in claim 1 for the device of tank pressure tests, it is characterised in that: described negative-pressure cup and positive pressure can
On be equipped with Pressure gauge.
6. as claimed in claim 1 for the device of tank pressure tests, it is characterised in that: described breather valve is electromagnetism
Valve.
7. as claimed in claim 3 for the device of tank pressure tests, it is characterised in that: described intermediate duct is provided with
Air bleeding valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793657.7A CN106124192A (en) | 2016-08-31 | 2016-08-31 | Device for tank pressure tests |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793657.7A CN106124192A (en) | 2016-08-31 | 2016-08-31 | Device for tank pressure tests |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106124192A true CN106124192A (en) | 2016-11-16 |
Family
ID=57271013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610793657.7A Pending CN106124192A (en) | 2016-08-31 | 2016-08-31 | Device for tank pressure tests |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106124192A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238596A (en) * | 2018-10-09 | 2019-01-18 | 湖北航宇精工科技有限公司 | Fuel tank air-tightness multi-function test stand |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1183712A (en) * | 1998-07-15 | 1999-03-26 | Kakiuchi:Kk | Method and device for testing non-water bath type pressure-proof expansion for high-pressure gas vessel |
| CN202793371U (en) * | 2012-08-27 | 2013-03-13 | 亚普汽车部件股份有限公司 | Fuel tank deformation measuring tool |
| CN103033390A (en) * | 2013-01-04 | 2013-04-10 | 朱汉武 | Device for testing negative pressure shock resistance and pulse pressure resistance of water heater |
| CN105445110A (en) * | 2015-12-29 | 2016-03-30 | 保定天威电气设备结构有限公司 | Simple method for testing mechanical strength of transformer oil tank |
| CN105466653A (en) * | 2015-12-31 | 2016-04-06 | 昆山派纳瑞橡塑制品有限公司 | Alternate temperature gas tightness tester |
| CN205352604U (en) * | 2016-02-05 | 2016-06-29 | 石河子大学 | PVC pipe negative pressure testing arrangement |
| CN206161288U (en) * | 2016-08-31 | 2017-05-10 | 芜湖亚奇汽车部件有限公司 | A device for oil tank pressure deforms experimentally |
-
2016
- 2016-08-31 CN CN201610793657.7A patent/CN106124192A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1183712A (en) * | 1998-07-15 | 1999-03-26 | Kakiuchi:Kk | Method and device for testing non-water bath type pressure-proof expansion for high-pressure gas vessel |
| CN202793371U (en) * | 2012-08-27 | 2013-03-13 | 亚普汽车部件股份有限公司 | Fuel tank deformation measuring tool |
| CN103033390A (en) * | 2013-01-04 | 2013-04-10 | 朱汉武 | Device for testing negative pressure shock resistance and pulse pressure resistance of water heater |
| CN105445110A (en) * | 2015-12-29 | 2016-03-30 | 保定天威电气设备结构有限公司 | Simple method for testing mechanical strength of transformer oil tank |
| CN105466653A (en) * | 2015-12-31 | 2016-04-06 | 昆山派纳瑞橡塑制品有限公司 | Alternate temperature gas tightness tester |
| CN205352604U (en) * | 2016-02-05 | 2016-06-29 | 石河子大学 | PVC pipe negative pressure testing arrangement |
| CN206161288U (en) * | 2016-08-31 | 2017-05-10 | 芜湖亚奇汽车部件有限公司 | A device for oil tank pressure deforms experimentally |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238596A (en) * | 2018-10-09 | 2019-01-18 | 湖北航宇精工科技有限公司 | Fuel tank air-tightness multi-function test stand |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161116 |
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| RJ01 | Rejection of invention patent application after publication |