CN106768705A - Leak-checking apparatus - Google Patents
Leak-checking apparatus Download PDFInfo
- Publication number
- CN106768705A CN106768705A CN201611227966.4A CN201611227966A CN106768705A CN 106768705 A CN106768705 A CN 106768705A CN 201611227966 A CN201611227966 A CN 201611227966A CN 106768705 A CN106768705 A CN 106768705A
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- CN
- China
- Prior art keywords
- leak
- fixture
- checking apparatus
- tank
- lowering
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- 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
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Classifications
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- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a kind of leak-checking apparatus, including aerating device, gas check, support, tank, fixture and the lowering or hoisting gear for driving fixture to lift, lowering or hoisting gear is rack-mount, and tank is located at immediately below fixture.In the leak-checking apparatus that the present invention is provided, by setting tank below fixture, fixture is driven to lift by lowering or hoisting gear, the measured object that there will be leakage in time enters water-filling inspection in time, and then leakage point is found in time, in order to carry out mending-leakage work in time, therefore the leak-checking apparatus that the application is provided are effectively improved the operating efficiency that staff searches leakage point.
Description
Technical field
The present invention relates to air-leakage test technical field, more particularly to a kind of leak-checking apparatus.
Background technology
Exhaust manifold be connected with engine cylinder block by the exhaust of each cylinder put together importing exhaust main, with point
The pipeline of discrimination, its air-tightness is particularly important.
Exhaust manifold generally tests air-tightness by leak-checking apparatus, specifically, leak-checking apparatus include aerating device and are used for
The gas check of atmospheric pressure value in detection product to be tested.When detection exhaust manifold is needed, exhaust manifold is carried out by aerating device
Charge operation.Exhaust manifold air pressure inside is monitored by gas check, such as leakage rate transfinites, then illustrates that exhaust manifold is unqualified,
If side leakage amount is within a preset range, illustrate that exhaust manifold is qualified.
However, for underproof exhaust manifold, leak point can not can be visually seen, it is necessary to follow-up work is excluded successively finds
Leak source, causes staff's lookup leakage point operating efficiency relatively low, certainly, is equally existed for other detection piece air-tightness side leakages
Above mentioned problem.
Therefore, the operating efficiency that staff searches leakage point how is improved, is those skilled in the art urgently to be resolved hurrily
Technical problem.
The content of the invention
It is an object of the invention to provide a kind of leak-checking apparatus, to improve the operating efficiency that staff searches leakage point.
To achieve the above object, the present invention provides a kind of leak-checking apparatus, including aerating device and gas check, also including branch
Frame, tank, fixture and the lowering or hoisting gear for driving the fixture lifting, the lowering or hoisting gear are installed on the bracket, institute
Tank is stated positioned at fixture underface.
Preferably, the support includes top board, support bar and bottom support frame, the two ends of the support bar respectively with it is described
Top board is fixedly connected with the bottom support frame, and the housing of the lowering or hoisting gear is arranged on the top board, the lowering or hoisting gear
It it is two, two lowering or hoisting gears are symmetrically distributed in the fixture both sides.
Preferably, also including fixture support frame, the fixture support frame includes base plate, guide post and lifter plate, the bottom
Plate is connected with the lifter plate by connecting rod, and the lifter plate is located at base plate top, the bottom of the guide post and institute
State lifter plate to be fixedly connected, the top board is provided with the pilot hole passed through for the guide post, the telescopic end of the lowering or hoisting gear
It is fixedly connected with the lifter plate, the fixture is arranged on the base plate.
Preferably, the guide post is four, and the lifter plate is rectangular slab, and four guide posts are located at institute respectively
State at four knuckles of lifter plate.
Preferably, the aerating device and the gas check are installed on the fixture support frame.
Preferably, the aerating device is connected including pressure gas tank and with the pressure gas tank, and for being filled to tested product
The pneumatic head of gas, the top board is provided with the gas tank passed through for the pressure gas tank and passes through hole.
Preferably, the aerating device also includes the gas head installing plate being fixedly connected with the pneumatic head, the gas head peace
Dress plate is fixedly connected with the lifter plate.
Preferably, the gas check is fixedly connected with the lifter plate.
Preferably, the support also includes tank support frame, and the tank support frame is fixedly connected with the support bar.
Preferably, the support also includes being arranged on the fulcrum bearing of the bottom support frame bottom.
In the above-mentioned technical solutions, the present invention provide leak-checking apparatus include aerating device, gas check, support, tank,
Fixture and the lowering or hoisting gear for driving fixture to lift, lowering or hoisting gear are rack-mount, and tank is located at immediately below fixture.Make
Used time, by measured object clamping on fixture, measured object is inflated using aerating device, the air pressure in gas check detection measured object
Value, so as to judge whether leakage, if in the presence of leakage, determining whether leakage rate whether in acceptability limit, such as leakage rate
Transfinite, lowering or hoisting gear work declines fixture, and measured object is lowered into tank with fixture, water-filling inspection is entered to measured object, look for
To leakage point for mending-leakage work provides positioning.
By foregoing description, in the leak-checking apparatus that the present invention is provided, by setting tank below fixture, pass through
Lowering or hoisting gear drives fixture lifting, and then the timely measured object that there will be leakage enters water-filling inspection in time, and then finds leakage in time
Point, in order to carry out mending-leakage work in time, therefore the leak-checking apparatus that provide of the application are effectively improved staff and search and let out
The operating efficiency of leak source.
Brief description of the drawings
Structural representation during the automobile leak-checking apparatus barometric surveying that Fig. 1 is provided by the embodiment of the present invention；
Fig. 2 is by the structural representation when automobile leak-checking apparatus water that the embodiment of the present invention is provided is examined.
In wherein Fig. 1-2：1- supports, 2- tanks, 3- pneumatic heads, 4- gas heads installing plate, 5- fixtures, 6- gas checks, 7-
Lowering or hoisting gear, 8- guide posts, 9- connecting rods, 10- pressure gas tank, 11- fulcrum bearings, 12- lifter plates, 13- gas tanks pass through hole.
Specific embodiment
Core of the invention is to provide a kind of leak-checking apparatus, to improve the operating efficiency that staff searches leakage point.
In order that those skilled in the art more fully understands technical scheme, below in conjunction with the accompanying drawings and embodiment party
The present invention is described in further detail for formula.
Fig. 1 and Fig. 2 is refer to, in a kind of specific embodiment, the leak-checking apparatus bag that the specific embodiment of the invention is provided
Include aerating device, gas check 6, support 1, tank 2, fixture 5 and the lowering or hoisting gear 7 for driving fixture 5 to lift, lowering or hoisting gear
7 are arranged on support 1, and tank 2 is located at immediately below fixture 5.Specifically, lowering or hoisting gear 7 can be cylinder, hydraulic cylinder or expansion link
Etc. structure.Leakage point is seen in time for the ease of staff, it is preferable that tank 2 is glass flume.
When in use, by measured object clamping on fixture 5, measured object is inflated using aerating device, gas check 6 is detected
Atmospheric pressure value in measured object, so as to judge whether leakage, if in the presence of leakage, determining whether leakage rate whether qualified
Scope, such as leakage rate transfinite, and the work of lowering or hoisting gear 7 declines fixture 5, and measured object is lowered into tank 2 with fixture 5, right
Measured object enters water-filling inspection, finds leakage point for mending-leakage work provides positioning.
By foregoing description, in the leak-checking apparatus that the specific embodiment of the invention is provided, by below fixture 5
Tank 2 is set, drives fixture 5 to lift by lowering or hoisting gear 7, and then there will be the measured object of leakage in time and enter water-filling inspection in time,
And then leakage point is found in time, in order to carry out mending-leakage work in time, barometry and aerated water inspection method are organically combined
Together, there are two kinds of detection methods, clamping once can just complete leaking hunting for two kinds of forms, therefore, the application is provided
Leak-checking apparatus be effectively improved staff search leakage point operating efficiency.
Preferably, support 1 includes top board, support bar and bottom support frame, the two ends of support bar respectively with top board and bottom
Support frame is fixedly connected, and the housing of lowering or hoisting gear 7 is arranged on top board.In order to improve lifting stability, it is preferable that lowering or hoisting gear 7
It is two, two lowering or hoisting gears 7 are symmetrically distributed in the both sides of fixture 5, by setting top board, is easy to fix lowering or hoisting gear 7.
Further, the leak-checking apparatus also include fixture support frame, specifically, fixture support frame include base plate, guide post 8 and
Lifter plate 12, base plate and lifter plate 12 are connected by connecting rod 9, and lifter plate 12 is located at base plate top, bottom and the liter of guide post 8
Drop plate 12 is fixedly connected, and top board is provided with the pilot hole passed through for guide post 8, and telescopic end and the lifter plate 12 of lowering or hoisting gear 7 are consolidated
Fixed connection, fixture 5 is arranged on base plate.By setting fixture support frame, it is easy to tested stabilization lifting, improves working stability
Property.
In order to further improve job stability, it is preferable that guide post 8 is four, and lifter plate 12 is rectangular slab, and four are led
It is located at four knuckles of lifter plate 12 respectively to bar 8.
In order to further improve operating efficiency, it is preferable that aerating device and gas check 6 are installed on fixture support frame.
For the ease of to tested product inflation, it is preferable that aerating device is connected including pressure gas tank 10 and with pressure gas tank 10, and
For the pneumatic head 3 inflated to tested product, top board is provided with the gas tank that voltage supply strength tank 10 passes through and passes through hole 13.
In view of aerating device as lowering or hoisting gear 7 is lifted, in order to improve aerating device kinetic stability, it is preferable that inflation
Device also includes the gas head installing plate 4 being fixedly connected with pneumatic head 3, and gas head installing plate 4 is fixedly connected with lifter plate 12.In order to enter
One step improves job stability, it is preferable that pressure gas tank 10 is fixedly connected with lifter plate 12.
In order to further improve detection efficiency, it is preferable that gas check 6 is fixedly connected with lifter plate 12.
On the basis of above-mentioned each scheme, it is preferable that support 1 also includes tank support frame, tank support frame is consolidated with support bar
Fixed connection.By setting tank support frame, it is to avoid external substance damages the situation of tank 2, effectively extends leak-checking apparatus
Service life.
Further, support 1 also includes being arranged on the fulcrum bearing 11 of bottom support frame bottom.Improved by setting fulcrum bearing 11
The resistance to overturning of support 1.
Each embodiment is described by the way of progressive in this specification, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or uses the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The scope most wide for causing.
Claims (10)
1. a kind of leak-checking apparatus, including aerating device and gas check (6), it is characterised in that also including support (1), tank
(2), fixture (5) and the lowering or hoisting gear (7) for driving the fixture (5) to lift, the lowering or hoisting gear (7) is installed in the branch
On frame (1), the tank (2) is immediately below the fixture (5).
2. leak-checking apparatus according to claim 1, it is characterised in that the support (1) includes top board, support bar and bottom
Support frame, the two ends of the support bar are fixedly connected with the top board and the bottom support frame respectively, the lowering or hoisting gear (7)
Housing be arranged on the top board on, the lowering or hoisting gear (7) is two, and two lowering or hoisting gears (7) are symmetrically distributed in institute
State fixture (5) both sides.
3. leak-checking apparatus according to claim 2, it is characterised in that also including fixture support frame, the fixture support frame
Including base plate, guide post (8) and lifter plate (12), the base plate is connected with the lifter plate (12) by connecting rod (9), described
Lifter plate (12) is fixedly connected positioned at base plate top, the bottom of the guide post (8) with the lifter plate (12), the top
Plate is provided with the pilot hole passed through for the guide post (8), and the telescopic end of the lowering or hoisting gear (7) is solid with the lifter plate (12)
Fixed connection, the fixture (5) is on the base plate.
4. leak-checking apparatus according to claim 3, it is characterised in that the guide post (8) is four, the lifter plate
(12) it is rectangular slab, four guide posts (8) are respectively at four knuckles of the lifter plate (12).
5. leak-checking apparatus according to claim 3, it is characterised in that the aerating device and the gas check (6) are
On the fixture support frame.
6. leak-checking apparatus according to claim 5, it is characterised in that the aerating device include pressure gas tank (10) and with
Pressure gas tank (10) connection, and the pneumatic head (3) for being inflated to tested product, the top board are provided with for the pressure gas
The gas tank that tank (10) passes through passes through hole (13).
7. leak-checking apparatus according to claim 6, it is characterised in that the aerating device also includes and the pneumatic head
(3) gas head installing plate (4) being fixedly connected, the gas head installing plate (4) is fixedly connected with the lifter plate (12).
8. leak-checking apparatus according to claim 7, it is characterised in that the gas check (6) and the lifter plate (12)
It is fixedly connected.
9. leak-checking apparatus according to any one of claim 2-8, it is characterised in that the support (1) also includes tank
Support frame, the tank support frame is fixedly connected with the support bar.
10. leak-checking apparatus according to claim 9, it is characterised in that the support (1) also includes being arranged on the bottom
The fulcrum bearing (11) of support frame bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611227966.4A CN106768705A (en) | 2016-12-27 | 2016-12-27 | Leak-checking apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611227966.4A CN106768705A (en) | 2016-12-27 | 2016-12-27 | Leak-checking apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106768705A true CN106768705A (en) | 2017-05-31 |
Family
ID=58921730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611227966.4A Pending CN106768705A (en) | 2016-12-27 | 2016-12-27 | Leak-checking apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106768705A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107436212A (en) * | 2017-08-30 | 2017-12-05 | 青岛利德液袋有限公司 | One kind is used for the airtight device for fast detecting of liquid bag valve（The double inspections of air water） |
| CN108195529A (en) * | 2017-12-24 | 2018-06-22 | 安徽工程大学 | A kind of tank body device for detecting sealability and its detection method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05149818A (en) * | 1991-11-29 | 1993-06-15 | Suzuki Motor Corp | Pressure leakage tester |
| CN101696899A (en) * | 2009-11-09 | 2010-04-21 | 卧龙电气集团股份有限公司 | Maintenance-free detection device and method thereof of air tightness of small cell cover |
| CN201765098U (en) * | 2010-07-09 | 2011-03-16 | 山东京普太阳能科技有限公司 | Numerical control pressure test device of inner container of solar thermal-insulation barrel |
| CN202110045U (en) * | 2011-05-31 | 2012-01-11 | 重庆理工大学 | Seal detection apparatus |
| CN203443746U (en) * | 2013-03-29 | 2014-02-19 | 重庆德运模具制造有限公司 | Leak detection machine for automobile engine |
| CN204730988U (en) * | 2015-06-24 | 2015-10-28 | 江西华讯实业有限公司 | Inlet manifold air tightness detection apparatus |
| 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 |
| CN205300873U (en) * | 2015-11-12 | 2016-06-08 | 重庆瑞通实业有限公司 | Combined type airtight inspection machine futilely wets |
-
2016
- 2016-12-27 CN CN201611227966.4A patent/CN106768705A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05149818A (en) * | 1991-11-29 | 1993-06-15 | Suzuki Motor Corp | Pressure leakage tester |
| CN101696899A (en) * | 2009-11-09 | 2010-04-21 | 卧龙电气集团股份有限公司 | Maintenance-free detection device and method thereof of air tightness of small cell cover |
| CN201765098U (en) * | 2010-07-09 | 2011-03-16 | 山东京普太阳能科技有限公司 | Numerical control pressure test device of inner container of solar thermal-insulation barrel |
| CN202110045U (en) * | 2011-05-31 | 2012-01-11 | 重庆理工大学 | Seal detection apparatus |
| CN203443746U (en) * | 2013-03-29 | 2014-02-19 | 重庆德运模具制造有限公司 | Leak detection machine for automobile engine |
| CN204730988U (en) * | 2015-06-24 | 2015-10-28 | 江西华讯实业有限公司 | Inlet manifold air tightness detection apparatus |
| 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 |
| CN205300873U (en) * | 2015-11-12 | 2016-06-08 | 重庆瑞通实业有限公司 | Combined type airtight inspection machine futilely wets |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107436212A (en) * | 2017-08-30 | 2017-12-05 | 青岛利德液袋有限公司 | One kind is used for the airtight device for fast detecting of liquid bag valve（The double inspections of air water） |
| CN108195529A (en) * | 2017-12-24 | 2018-06-22 | 安徽工程大学 | A kind of tank body device for detecting sealability and its detection method |
| CN108195529B (en) * | 2017-12-24 | 2021-04-06 | 安徽工程大学 | Tank body sealing performance detection device and detection method thereof |
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| Date | Code | Title | Description |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |