CN108760173A - Surge line leakage test device - Google Patents
Surge line leakage test device Download PDFInfo
- Publication number
- CN108760173A CN108760173A CN201810395592.XA CN201810395592A CN108760173A CN 108760173 A CN108760173 A CN 108760173A CN 201810395592 A CN201810395592 A CN 201810395592A CN 108760173 A CN108760173 A CN 108760173A
- Authority
- CN
- China
- Prior art keywords
- plug
- surge line
- bottom plate
- flange plug
- support base
- 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
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
- G01M3/08—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds
- G01M3/083—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds for tubes
Abstract
The invention discloses a kind of surge line leakage test devices, including bottom plate and the multiple anchor ear rings for fixing surge line being arranged on bottom plate, the test device further includes the forward flange plug and rear flange plug for sealing surge line both ends, rear flange plug is fixed in the anchor ear ring of bottom plate rearmost end, on the bottom plate support panel is fixed at front end, the forward flange plug is fixed on support panel, forward flange plug with the air inlet for being connected to surge tube cavity is both provided on rear flange plug, plug in gas-tpe fitting soon is connected at the air inlet of forward flange plug, plug in gas-tpe fitting one end is pierced by support panel soon, it is provided with pressure relief ball valve at the air inlet of the rear flange plug.The present invention can be by the firm fixation of surge line, and will not cause contact damage to tube wall, to ensure the accuracy of vent flow test result.
Description
Technical field
The present invention relates to airline carriers of passengers auxiliary power unit technical field of measurement and test, and in particular to a kind of surge line leakage measurement
Trial assembly is set.
Background technology
On large and medium-sized aircraft and on big payload helicopter, in order to reduce the dependence to ground power supply unit, it is equipped with independence
Miniature power unit, referred to as auxiliary power unit or APU.Drain line of the surge line as load patch in APU, works as aircraft
When main cabin need not supply, surge line can be passed through by the compressed air of load patch by adjusting pipe-line control valve, then from APU's
It is vented cavity discharge；When needing to supply aircraft cabin, then by adjusting respective line control valve, the tail portions APU are prevented
High-temperature gas is returned by surge line and is altered to load patch.In both circumstances, surge line is required to bear with certain pressure
Gas, this will require the air-tightness of surge line to must satisfy requirement, it is therefore desirable to which special design is a kind of for testing surge
The device of pipe leakage rate size, judges whether surge line meets using standard.
Invention content
The purpose of the present invention is to provide a kind of surge line leakage test device, which can test surge line leakage rate
Size.
The purpose of the present invention is what is be achieved through the following technical solutions：Surge line leakage test device, including bottom plate with
And the multiple anchor ear rings for fixing surge line being arranged on bottom plate, the test device further includes for sealing surge line two
The forward flange plug and rear flange plug at end, rear flange plug are fixed in the anchor ear ring of bottom plate rearmost end, the anchor ear
Ring includes upper press ring and lower support base, be both provided on upper press ring and lower support base with the matched semicircle orifice of surge tube wall, under
Support base is fixed on bottom plate, and one end of upper press ring and one end of lower support base are hinged, the other end of upper press ring and lower support base
Other end flexible connection, be fixed with support panel at front end on the bottom plate, the forward flange plug is fixed on support
On panel, forward flange plug with the air inlet for being connected to surge tube cavity, forward flange plug are both provided on rear flange plug
Air inlet at be connected with plug in gas-tpe fitting soon, plug in gas-tpe fitting one end is pierced by support panel soon, the rear flange plug into
Pressure relief ball valve is provided at gas port.
Further, the both ends of the upper press ring and the top both ends of lower support base are both provided with lateral projection, upper press ring
The lateral projection of one end and the lateral projection of lower support base one end are hinged by hinge, in the lateral projection of the lower support base other end
It is provided with eyelet bolt, the wing nut coordinated with eyelet bolt is provided in the lateral projection of the upper press ring other end.
Further, it is respectively arranged on the lower support base of the anchor ear ring of bottom plate rearmost end and on support panel more
A deep floor.
Further, the both ends of the bottom plate are both provided with lift-pull handle.
Further, it is both provided with seal washer between the forward flange plug and rear flange plug and surge line.
The invention has the advantages that：
1, by the way that multiple anchor ear rings are arranged, surge line can be prevented in test pressure by surge line scleronomic constraint on bottom plate
Occur to jump in the case of excessive to play phenomenon, to influence experiment process；
2, by the way that pressure relief ball valve is arranged on rear flange plug, the high pressure gas sealed in surge line can be discharged, is prevented
Operating personnel are damaged in disassembly process mesohigh gas；
It 3, can by the way that deep floor is arranged in support panel and on the lower support base of the anchor ear ring of bottom plate rearmost end
Sufficient support is provided for support panel and lower support base, to make forward flange plug and rear flange plug stabilized seal surge line
Both ends ensure the reliability of test result.
Description of the drawings
Fig. 1 is the structural schematic diagram of use state of the present invention；
Fig. 2 is the schematic top plan view of the present invention；
Fig. 3 is that the right side of the present invention regards schematic diagram；
Fig. 4 is the longitudinal section view of forward flange plug in the present invention；
Fig. 5 is the longitudinal section view of rear flange plug in the present invention.
It is marked in figure：1- surge lines；2- forward flange plugs；3- rear flange plugs；4- bottom plates；Support base under 5-；It is pressed on 6-
Ring；7- supports panel；8- hinges；9- deep floors；10- lift-pull handles；11- pressure relief ball valves；12- wing nuts；13- inserts gas soon
Pipe fitting.
Specific implementation mode
As shown in fig. 1~fig. 5, surge line leakage test device provided in this embodiment includes forward flange plug 2, rear method
Blue plug 3, bottom plate 4 and multiple anchor ear rings, surge line 1 are fixed on by multiple anchor ear rings on bottom plate 4,2 He of forward flange plug
Rear flange plug 3 is respectively used to the rear and front end of sealing surge line 1, and forward flange plug 2 and rear flange plug 3 and surge line 1
End between be both provided with seal washer, be both provided on forward flange plug 2 and rear flange plug 3 for being connected to surge line 1
The air inlet of inner cavity, the bottom plate 4 are fixed with support panel 7 at front end, and the outer end of forward flange plug 2 is fixed on supporting surface
On plate 7, plug in gas-tpe fitting 13 soon is connected at the air inlet of forward flange plug 2, slotting 13 one end of gas-tpe fitting passes through supporting surface soon
Plate 7 simultaneously connects high pressure gas pumping source, and pressure gauge, flowmeter, pressure regulation are additionally provided between high pressure gas pumping source and soon plug in gas-tpe fitting 13
The test parts such as valve；It is provided with pressure relief ball valve 11 at the air inlet of the rear flange plug 3, is releasably breathed heavily by pressure relief ball valve 11
The high pressure gas sealed in vibration tube 1.
In order to which by 1 scleronomic constraint of surge line, on bottom plate, multiple anchor ear rings are separately mounted to surge line 1 and are easy the several of vibration
Locate on tube wall, for the anchor ear ring of rearmost end for fixing rear flange plug 3, anchor ear ring includes upper press ring 6 and lower branch on bottom plate 4
Seat 5 is supportted, lower support base 5 is bolted on bottom plate 4, is both provided on upper press ring 6 and lower support base 5 and is managed with surge line 1
Wall matched semicircle orifice is provided with rubber spacer on the hole wall of semicircle orifice, can avoid causing contact to damage the tube wall of surge line 1
Wound, the top both ends of the both ends of upper press ring 6 and lower support base 5 are both provided with lateral projection, the lateral projection of 6 one end of upper press ring with
The lateral projection of lower 5 one end of support base is hinged by hinge 8, and movable joint spiral shell is provided in the lateral projection of lower 5 other end of support base
Bolt is provided with the wing nut 12 coordinated with eyelet bolt in the lateral projection of 6 other end of upper press ring, by tightening wing nut
12, upper press ring 6 can be made mutually to be locked with lower support base 5, thus by 1 scleronomic constraint of surge line on bottom plate 4.
It is all provided between support panel 7 and the bottom plate 4 and between the lower support base 5 and bottom plate 4 of 4 rearmost end of bottom plate
Multiple deep floors 9 are equipped with, can be that support panel 7 and lower support base 5 provide sufficient support, to make forward flange plug 2 with after
The both ends of 3 stabilized seal surge line 1 of blind flange.The both ends of the bottom plate 4 are both provided with lift-pull handle 10, to lift bottom plate
4 are shifted.
The present invention assembling process be：After assembly is stablized in the front end of surge line 1 and forward flange plug 2, surge line 1 is managed
Upper press ring 6 on wall compresses successively, and tightens wing nut 12, then assembles rear flange plug 3, locks the last one upper press ring
6, air inlet pipe is connected at gas-tpe fitting 13 in fast insert, the test parts such as installation pressure gauge, flowmeter, pressure regulator valve in air inlet pipe, most
High pressure gas pumping source is connected afterwards, into the water by this test fixture assembled, observes number of bubbles to judge the sealing of surge line 1
Performance, this test device are made of stainless steel material, and bubble is easily recognizable, can more intuitively observe gas leakage position.
The above is only the preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, any
The transformation and replacement that are carried out based on technical solution provided by the present invention and inventive concept should all cover the protection model in the present invention
In enclosing.
Claims (5)
1. surge line leakage test device, including bottom plate and multiple anchor ears for fixing surge line for being arranged on bottom plate
Ring, it is characterised in that：The test device further includes the forward flange plug and rear flange plug for sealing surge line both ends, after
Blind flange is fixed in the anchor ear ring of bottom plate rearmost end, and the anchor ear ring includes upper press ring and lower support base, upper press ring
It is fixed on bottom plate with the matched semicircle orifice of surge tube wall, lower support base with being both provided on lower support base, the one of upper press ring
End and one end of lower support base are hinged, and the other end of upper press ring is flexibly connected with the other end of lower support base, is leaned on the bottom plate
Support panel is fixed at front end, the forward flange plug is fixed on support panel, forward flange plug and rear flange plug
On be both provided with air inlet for being connected to surge tube cavity, plug in gas-tpe fitting soon is connected at the air inlet of forward flange plug,
Plug in gas-tpe fitting one end is pierced by support panel soon, and pressure relief ball valve is provided at the air inlet of the rear flange plug.
2. surge line leakage test device according to claim 1, it is characterised in that：The both ends of the upper press ring are under
The top both ends of support base are both provided with lateral projection, the lateral projection of the lateral projection of upper press ring one end and lower support base one end
It is hinged by hinge, eyelet bolt, the lateral projection of the upper press ring other end are provided in the lateral projection of the lower support base other end
On be provided with the wing nut coordinated with eyelet bolt.
3. surge line leakage test device according to claim 1, it is characterised in that：Positioned at the anchor ear of bottom plate rearmost end
It is respectively arranged with multiple deep floors on the lower support base of ring and on support panel.
4. surge line leakage test device according to claim 1, it is characterised in that：The both ends of the bottom plate are respectively provided with
There is lift-pull handle.
5. surge line leakage test device according to claim 1, it is characterised in that：The forward flange plug and rear method
It is both provided with seal washer between blue plug and surge line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810395592.XA CN108760173A (en) | 2018-04-27 | 2018-04-27 | Surge line leakage test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810395592.XA CN108760173A (en) | 2018-04-27 | 2018-04-27 | Surge line leakage test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108760173A true CN108760173A (en) | 2018-11-06 |
Family
ID=64012379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810395592.XA Pending CN108760173A (en) | 2018-04-27 | 2018-04-27 | Surge line leakage test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108760173A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931203A (en) * | 2015-04-10 | 2015-09-23 | 惠东县吉邦五金制品有限公司 | Tooling used for testing pipe fitting air tightness |
| CN104977135A (en) * | 2015-08-03 | 2015-10-14 | 福州诺贝尔福基机电有限公司 | Inner cleaning and airtightness detecting device for oil filling pipe, and method thereof |
| CN105067197A (en) * | 2015-08-03 | 2015-11-18 | 曲靖维拓科技有限公司 | Automobile intake pipe air tightness detection device and detection method |
| CN105806568A (en) * | 2016-03-25 | 2016-07-27 | 广西玉柴机器股份有限公司 | Leakage test tool for exhaust pipe |
| CN106644295A (en) * | 2016-12-29 | 2017-05-10 | 上海尊马汽车管件股份有限公司 | Tube gas tightness detection device used for automobile engine |
-
2018
- 2018-04-27 CN CN201810395592.XA patent/CN108760173A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931203A (en) * | 2015-04-10 | 2015-09-23 | 惠东县吉邦五金制品有限公司 | Tooling used for testing pipe fitting air tightness |
| CN104977135A (en) * | 2015-08-03 | 2015-10-14 | 福州诺贝尔福基机电有限公司 | Inner cleaning and airtightness detecting device for oil filling pipe, and method thereof |
| CN105067197A (en) * | 2015-08-03 | 2015-11-18 | 曲靖维拓科技有限公司 | Automobile intake pipe air tightness detection device and detection method |
| CN105806568A (en) * | 2016-03-25 | 2016-07-27 | 广西玉柴机器股份有限公司 | Leakage test tool for exhaust pipe |
| CN106644295A (en) * | 2016-12-29 | 2017-05-10 | 上海尊马汽车管件股份有限公司 | Tube gas tightness detection device used for automobile engine |
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| 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: 20181106 |
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| RJ01 | Rejection of invention patent application after publication |