CN109839249A - A kind of aluminium alloy pipe pressure-resistant seal system safety testing device - Google Patents
A kind of aluminium alloy pipe pressure-resistant seal system safety testing device Download PDFInfo
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- CN109839249A CN109839249A CN201910249941.1A CN201910249941A CN109839249A CN 109839249 A CN109839249 A CN 109839249A CN 201910249941 A CN201910249941 A CN 201910249941A CN 109839249 A CN109839249 A CN 109839249A
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Abstract
The invention discloses a kind of aluminium alloy pipe pressure-resistant seal system safety testing devices, the sample clamping device including the air pump being connected to by tracheae and for installing sample to be tested, and sample clamping device is placed in the safety box for being loaded with detection sealing performance water；It is provided with the pressure gauge of monitoring detection gas pressure in gas circuit between air pump and sample clamping device, the relief valve of progress pressure release processing after the completion of experiment is provided in the gas circuit between pressure gauge and sample clamping device.It is the configuration of the present invention is simple, easy to operate, it ensure that the good original state of sample to be tested, test pressure can achieve required standard, ensure that the accurate reliability of testing result, the safety and reliability of pressure-resistant seal test is improved, while improving the detection efficiency of aluminium alloy pipe.
Description
Technical field
The present invention relates to pressure test equipment technical field, especially a kind of aluminium alloy pipe pressure-resistant stopping property test dress
It sets.
Background technique
The features such as aluminium alloy is high-strength, solderable and anti-corrosion because of its, is widely used in the fields such as automobile and rail traffic.In recent years
Come, with metal material lightweight, high-strength development trend, to aluminum alloy materials of new generation, more stringent requirements are proposed.Aluminium alloy
Tubing is as the important materials in automobile heat-exchange system, in long-time use process, often can because of its corrosion resistance problem,
Lead to part failure, largely shortens the service life of material.
Detection to aluminium alloy long period corrosion resistance, the method for mostly using salt spray test.After salt spray test is tested,
The performing leak test under authorized pressure state is carried out to sample again, can sample, which meet test request, will be directly related to part
Service life and practical safety problem.Currently, existing pressure-resistant seal system safety testing device is unable to satisfy defined pressure requirements, survey
Junction is easy to happen leakage during examination, exists simultaneously some potential safety problems；In addition, there are also some pressure-resistant stopping properties to test
Device design is not excessively complicated easy to operate, lacks actual effect, and detection efficiency is very low, hence it is imperative that a kind of safe and reliable, high
Imitate convenient and fast pressure-resistant seal system safety testing device.
Summary of the invention
The resistance to densification of aluminium alloy pipe that is simple, facilitating operation that the technical problem to be solved by the invention is to provide a kind of structures
System safety testing device is sealed, to improve the detection efficiency of aluminium alloy pipe.
In order to solve the above technical problems, the technical solution used in the present invention is as follows.
A kind of aluminium alloy pipe pressure-resistant seal system safety testing device, it is to be measured including the air pump being connected to by tracheae and for installing
The sample clamping device of sample, sample clamping device are placed in the safety box for being loaded with detection sealing performance water；Air pump and examination
The pressure gauge of monitoring detection gas pressure is provided in gas circuit between sample clamping device, between pressure gauge and sample clamping device
The relief valve that experiment carries out pressure release processing after the completion is provided in gas circuit.
A kind of above-mentioned aluminium alloy pipe pressure-resistant seal system safety testing device, the sample clamping device includes supporting plate, and supporting plate leans on
One end of nearly air pump is fixedly installed fixed plate straight up, and the upper surface of supporting plate opens up the cunning for being parallel to sample to be tested
Slot, sliding, which is fitted with, in sliding slot cooperates the sliding panel for realizing that sample to be tested clamps positioning with fixed plate, the supporting plate on the right side of sliding panel
On be fixedly installed positioning sliding panel, to realize sliding panel and fixed plate is matched for clamping tightly the positioning mechanism of sample to be tested.
A kind of above-mentioned aluminium alloy pipe pressure-resistant seal system safety testing device, the positioning mechanism include being parallel to fixed plate and cunning
Movable plate is vertically installed in positioning plate on supporting plate, and screw thread, which is worn, on positioning plate is connected to positioning fastening bolt.
On a kind of above-mentioned aluminium alloy pipe pressure-resistant seal system safety testing device, the fixed plate and the opposite end face of sliding panel point
Not She Zhi an installation sample to be tested both ends accommodation groove, corresponding accommodating groove location begins with the spiral shell through fixed plate in fixed plate
Line venthole, the end of tracheae pass through safety box side wall rear thread and are fitted in the screw thread venthole of fixed plate.
A kind of above-mentioned aluminium alloy pipe pressure-resistant seal system safety testing device is embedded with sealing rubber pad in the accommodation groove,
Sealing rubber pad on sliding panel in accommodation groove is laminated structure, and the sealing rubber pad in fixed plate is cyclic structure.
A kind of above-mentioned aluminium alloy pipe pressure-resistant seal system safety testing device, the tracheae are soft by the threaded pressure resistance in multistage end
Pipe is constituted, and is tightly connected between air pump and pressure gauge by one section of pressure hose, and pressure gauge and relief valve and specimen clamping fill
Threeway is provided between setting, one end of threeway is tightly connected by one section of pressure hose and pressure gauge, and the other end of threeway passes through
One section of pressure hose and sample clamping device are tightly connected, and the third end of threeway is connected to by one section of pressure hose with relief valve.
A kind of above-mentioned aluminium alloy pipe pressure-resistant seal system safety testing device is covered with tempered glass at the top of the safety box
Plate.
Due to using above technical scheme, the invention technological progress is as follows.
It is the configuration of the present invention is simple, easy to operate, by using the cooperation of sealing rubber pad and positioning mechanism, ensure that be measured
The good original state of sample, test pressure can achieve required standard, ensure that the accurate reliability of testing result, improves
The safety and reliability of pressure-resistant seal test, while improving the detection efficiency of aluminium alloy pipe.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the top view of sample clamping device of the present invention.
Wherein: 1, air pump；2, pressure gauge；3, threeway；4, relief valve；5, sample clamping device；51. supporting plate, 52. is fixed
Plate, 53. sliding slots, 54. sliding panels, 55. positioning plates, 6, sealing rubber pad；7, sample to be tested；8, fastening bolt；9, safety box.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be described in further detail.
A kind of aluminium alloy pipe pressure-resistant seal system safety testing device, structure is as shown in Figure 1, including air pump 1, pressure gauge 2, letting out
Pressure valve 4, sample clamping device 5 and safety box 9.
Air pump 1 is connected to by tracheae with sample clamping device 5, for providing required by test for sample clamping device 5
Pressed gas.In the present embodiment, the full test pressure of air pump 1 is 10Mpa.
Pressure gauge 2 is arranged in the gas circuit between air pump 1 and sample clamping device 5, for monitoring intratracheal detection gas
The pressure of body.In the present embodiment, 2 inlet end pressure gauge maximum range of pressure gauge is 20Mpa, and outlet side pressure gauge maximum range is
6Mpa。
Relief valve 4 is arranged in the gas circuit between pressure gauge and sample clamping device 5, for carrying out at pressure release after the completion of testing
Reason.
Sample clamping device 5 is placed in safety box 9 for installing sample to be tested 7.The structure of sample clamping device 5 such as Fig. 1
With shown in Fig. 2, including supporting plate 51, supporting plate is fixedly installed fixed plate 52 straight up close to one end of air pump, supporting plate it is upper
End face opens up the sliding slot 53 for being parallel to sample to be tested, and sliding is fitted with sliding panel 54, sliding panel 54 and fixed plate in sliding slot 53
The clamping positioning of sample to be tested is realized in 52 cooperations.
It is fixedly installed positioning mechanism on supporting plate on the right side of sliding panel, for positioning sliding panel, to realize sliding panel and consolidate
Fixed board is matched for clamping tightly sample to be tested.Positioning mechanism includes positioning plate 55, and positioning plate 55 is parallel to fixed plate and sliding panel, vertically consolidates
It is located on supporting plate, screw thread, which is worn, on positioning plate is connected to positioning fastening bolt 8.In the present embodiment, fastening bolt is arranged four altogether, at
The setting of quadrilateral structure arrangement is in four diagonal angles, to guarantee the stable position to sliding panel, guarantees that sliding panel is in vertical
State.
An accommodation groove is respectively set on fixed plate and the opposite end face of sliding panel, for installing the both ends of sample to be tested,
Corresponding accommodating groove location begins with the screw thread venthole through fixed plate in fixed plate, after the end of tracheae passes through safety box side wall
Screw thread is fitted in the screw thread venthole of fixed plate, and before guaranteeing test, air-flow be can smoothly enter into sample to be tested.To guarantee gas
The sealing being pressed in sample to be tested is embedded with sealing rubber pad 6, the seal rubber on sliding panel in accommodation groove in accommodation groove
Pad is laminated structure, to block the end of sample to be tested；Sealing rubber pad 6 in fixed plate is cyclic structure, can either be guaranteed
Air-flow is passed into sample to be tested, and can guarantee the sealing between the end edge of sample to be tested and fixed plate.
For the ease of assembling, tracheae is set multi-segment structure by the present invention, i.e., tracheae is by the threaded pressure resistance in multistage end
Hose is constituted, and is tightly connected between air pump and pressure gauge by one section of pressure hose, pressure gauge and relief valve and specimen clamping
Threeway 3 is provided between device, one end of threeway 3 is tightly connected by one section of pressure hose and pressure gauge, the other end of threeway 3
It is tightly connected by one section of pressure hose and sample clamping device, the third end of threeway 3 passes through one section of pressure hose and relief valve 4
Connection, as shown in Figure 1.
Safety box 9 is located at the top of sample clamping device 5 for being loaded with detection sealing performance water, water level；To guarantee
The safety of test process, the present invention cover armorplate glass at the top of safety box.
2 inlet end of pressure gauge in use, be first threadedly coupled by pressure hose with air pump 1, then by pressure by the present invention
2 outlet side of table is connected to threaded connection with threeway 3 by pressure hose, then by the other both ends of threeway 3 pass through respectively pressure hose and
Relief valve 4 and sample clamping device 5 are threadedly coupled；Finally 4mm sealing rubber pad 6 is put into sealing rubber pad accommodation groove
Afterwards, sample to be tested is installed, and screws fastening bolt 8 and is fixed.It is filled the water into safety box 9, water is made not have sample clamping device 5
And sample to be tested, and cover armorplate glass.
After ready, air pump 1 is opened, 2 outlet side of pressure gauge is adjusted to required pressure, closes air pump 1, observation peace
Whether the sample clamping device 5 in full case has gas leakage situation, and observes 2 pressure value of pressure gauge whether there is or not declines, so that judgement is entire
Device whether gas leakage.After confirmation exists without gas leak phenomenon, under conditions of authorized pressure and dwell time, check that sample to be tested has
No leakage；Pressure release is finally carried out by relief valve 4 again, completes test.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910249941.1A CN109839249A (en) | 2019-03-29 | 2019-03-29 | A kind of aluminium alloy pipe pressure-resistant seal system safety testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910249941.1A CN109839249A (en) | 2019-03-29 | 2019-03-29 | A kind of aluminium alloy pipe pressure-resistant seal system safety testing device |
Publications (1)
| Publication Number | Publication Date |
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| CN109839249A true CN109839249A (en) | 2019-06-04 |
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ID=66886408
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910249941.1A Pending CN109839249A (en) | 2019-03-29 | 2019-03-29 | A kind of aluminium alloy pipe pressure-resistant seal system safety testing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243694A (en) * | 2019-07-19 | 2019-09-17 | 中国建材国际工程集团有限公司 | One kind is flexible coupling pressure resistant testing device and its pressure testing method |
| CN112798083A (en) * | 2021-02-05 | 2021-05-14 | 丹东意邦计量仪器仪表有限公司 | Flowmeter compressive strength and leakproofness test device |
| CN113188893A (en) * | 2021-05-10 | 2021-07-30 | 杨道国 | Intelligent test system for pressure resistance of chemical storage tank |
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| CN110243694A (en) * | 2019-07-19 | 2019-09-17 | 中国建材国际工程集团有限公司 | One kind is flexible coupling pressure resistant testing device and its pressure testing method |
| CN112798083A (en) * | 2021-02-05 | 2021-05-14 | 丹东意邦计量仪器仪表有限公司 | Flowmeter compressive strength and leakproofness test device |
| CN113188893A (en) * | 2021-05-10 | 2021-07-30 | 杨道国 | Intelligent test system for pressure resistance of chemical storage tank |
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Application publication date: 20190604 |
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