CN205483429U - Porous work piece device that leaks hunting - Google Patents
Porous work piece device that leaks hunting Download PDFInfo
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- CN205483429U CN205483429U CN201620221196.1U CN201620221196U CN205483429U CN 205483429 U CN205483429 U CN 205483429U CN 201620221196 U CN201620221196 U CN 201620221196U CN 205483429 U CN205483429 U CN 205483429U
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- drainage
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- work piece
- leak
- breather
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Abstract
The utility model provides a porous work piece device that leaks hunting of water level fast can go up and down, including storage water tank, venting mechanism, seal assembly and drainage mechanism, drainage mechanism includes elevating gear and drainage piece, and the drainage piece sets up in the storage water tank, and elevating gear drive drainage piece goes up and down, and venting mechanism includes the breather pipe, and breather pipe and work piece sealing connection, seal assembly are used for sealed work piece. The utility model has the advantages of the structure is comparatively simple, need not complicated pipeline and electric system, through elevating gear drive drainage piece lift the change rapidly water level height, need not can greatly improve the efficiency of leak hunting work to adding water or the drainage in the water tank, saves check -out time, save water supply and sewerage system, reduced manufacturing cost, storage water tank and drainage mechanism interchangeable, removable, the leaking hunting of work piece of adaptable different shapes and size, through changing not unidimensional drainage piece, can adjust water level lift speed, more fixed water supply and sewerage system is convenient.
Description
Technical field
This utility model relates to air-leakage test technical field, specifically a kind of porous workpiece leak-checking apparatus.
Background technology
In order to whether test part die cavity, wall thickness leak gas, generally use water inspection, gas two kinds of modes of inspection.At water
In inspection formula air leak tester, generally use fixed water tank.Therefore, leak detecting device must configure huge storage tank,
Water pump, pipeline and electrical system, structure is complicated, and cost is high, and maintenance cost is the highest.On the other hand,
Owing to using drain pipe draining and adding water, in test process, the rising or falling speed of water level is the slowest, serious shadow
Ring the efficiency of air leak tester.
The utility model patent of Publication No. CN204855204U discloses a kind of leak-checking apparatus, including pedestal,
Carrying positioning component and air guiding base, carry positioning component and air guiding base is both secured on pedestal, and Workpiece carrier is fixed
It is positioned at least one in carrying positioning component and air guiding base, and upper containing groove opening direction is in being different from water
Square to upwards layout, air guiding base offers breather line group, and breather line group has at least one air inlet
Mouth and at least one gas outlet, air inlet is communicated in the air pump of outside, and gas outlet is right against groove bottom wall and needs detection
Bubble-tight position, when detecting the air-tightness of workpiece, carries liquid in upper containing groove.If
Liquid effervescent in upper containing groove, then illustrate gas leakage.This structure upwards houses recessed when needing to be detected
Adding water in groove, operability is not strong, the more difficult control of addition of water.And, can only be upper accommodating for having
The workpiece of groove detects, and the workpiece for other shapes is the most inapplicable.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of can the leak-checking apparatus of fast lifting water level.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is: a kind of porous workpiece is surveyed
Leakage device, including storage tank, ventilating mechanism, black box and drainage mechanism, described drainage mechanism includes rising
Falling unit and draining block, described draining block is arranged in storage tank, and described lowering or hoisting gear drives the lifting of draining block,
Described ventilating mechanism includes that breather, described breather are connected with Work piece sealing, and described black box is for close
Envelope workpiece.
Further, also include that sealed base, described sealed base are arranged in storage tank, at the bottom of described sealing
The top of seat is flexible sealed end, and described sealed end is provided with through hole, and described sealed end is connected with Work piece sealing,
Described breather is connected with workpiece by described through hole.
Further, described sealed end is round table-like rubber ring, the external diameter of described rubber ring from top to bottom by
Cumulative greatly.
Further, described ventilating mechanism includes that air compressor, described breather are connected with air compressor.
Further, described black box includes hydraulic pressure plug.
Further, also include controller, described ventilating mechanism, drainage mechanism and black box respectively with control
Device processed electrically connects.
The beneficial effects of the utility model are: leak-checking apparatus structure is relatively simple, it is not necessary to complicated pipeline and
Electrical system, drives the lifting of draining block to change rapidly water level height by lowering or hoisting gear, it is not necessary in water tank
Add water or draining, be greatly improved the efficiency of work of leaking hunting, save the detection time, the most energy-conservation；
Save supply and drain water system, make leak detecting device simplify the structure, reduce manufacturing cost；Storage tank and draught engine
Structure is interchangeable, removable, is suitable for the leaking hunting of workpiece of difformity and size；By changing various sizes of row
Water block, can adjust fluctuation in stage speed, and more fixed supply and drain water system is convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model porous workpiece leak-checking apparatus.
Label declaration:
1, storage tank；2, draining block；3, breather；4, sealed base；41, rubber ring；
5, hydraulic pressure plug.
Detailed description of the invention
By describing technology contents of the present utility model in detail, being realized purpose and effect, below in conjunction with embodiment party
Formula also coordinates accompanying drawing to be explained.
The design of this utility model most critical is: drive the lifting of draining block to change rapidly by lowering or hoisting gear
Water level height, it is not necessary to add water in water tank or draining, is greatly improved the efficiency of work of leaking hunting, and saves detection
Time.
Refer to Fig. 1, a kind of porous workpiece leak-checking apparatus, including storage tank 1, ventilating mechanism, black box
And drainage mechanism, described drainage mechanism includes that lowering or hoisting gear and draining block 2, described draining block are arranged on storage tank
In, described lowering or hoisting gear drives the lifting of draining block, and described ventilating mechanism includes breather 3, described breather with
Work piece sealing connects, and described black box is used for sealing workpiece.
When this utility model porous workpiece leak-checking apparatus uses, draining block is positioned at above the water surface of storage tank, first
First workpiece is fixed on above the water surface, workpiece hole is tightly connected with breather, then uses black box
Remaining hole on workpiece is sealed, then controls lowering or hoisting gear and drive the decline of draining block to make in water level in water storage tank
Rise, until the water surface did not had workpiece top, by breather to inside workpiece ventilation pressurization, whether observe in water
There is bubbling, gas leakage is then described if any bubbling.
Above-mentioned leak-checking apparatus structure is relatively simple, it is not necessary to complicated pipeline and electrical system, passes through lowering or hoisting gear
The lifting of draining block is driven to change rapidly water level height, it is not necessary to add water in water tank or draining, be greatly improved
Leak hunting the efficiency of work, save the detection time；Save supply and drain water system, make leak detecting device simplify the structure,
Reduce manufacturing cost；Storage tank and drainage mechanism are interchangeable, removable, are suitable for the workpiece of difformity and size
Leak hunting；By changing various sizes of draining block, fluctuation in stage speed, more fixed discharge can be adjusted
Water system is convenient.Wherein, described lift cylinder is preferably lift cylinder, by changing the lifting of lift cylinder
Speed can change fluctuation in stage speed.Draining block is preferably hollow drain vessel, the material of drain vessel
It is preferably rustless steel.
Further, also include that sealed base 4, described sealed base are arranged in storage tank, at the bottom of described sealing
The top of seat is flexible sealed end, and described sealed end is provided with through hole, and described sealed end is connected with Work piece sealing,
Described breather is connected with workpiece by described through hole.
Seen from the above description, by flexible sealed end, workpiece is fixed on sealed base, then by close
Through hole on end-blocking is tightly connected with breather, and workpiece is sealably fixed on sealed base, facilitates follow-up
The carrying out of operation.
Further, described sealed end is round table-like rubber ring 41, and the external diameter of described rubber ring is from top to bottom
It is gradually increased.
Seen from the above description, using round table-like rubber ring to be connected with workpiece, sealed end can be successfully inserted at
In workpiece, firmly being extracted by workpiece when needing to take out, owing to rubber ring has elasticity, rubber ring can jail
Jail clogs the hole of workpiece.
Further, described ventilating mechanism includes that air compressor, described breather are connected with air compressor.
Seen from the above description, breather is passed through the gas of certain pressure intensity by air compressor in workpiece,
Can detect whether workpiece leaks gas.
Further, described black box includes hydraulic pressure plug 5.
Seen from the above description, by hydraulic pressure plug from multiple orientation by Work-sheet pressing on sealed base, logical
Trachea is ventilated to inside workpiece again, can be greatly reduced error.
Further, also include controller, described ventilating mechanism, drainage mechanism and black box respectively with control
Device processed electrically connects.Described controller is preferably PLC.
Seen from the above description, after workpiece is connected with sealed end and passage, automatic by PLC
Controlling hydraulic pressure plug and seal up remaining hole on workpiece, then lift cylinder automatically controls the decline of draining block and makes storage
Water level in water tank rose to no workpiece, leaked hunting in hgher efficiency, and the most accurate.
Further, it is also possible in porous workpiece, arrange pressure transducer, by workpiece and sealed end and ventilation
After hole connects, hydraulic pressure plug seals up remaining hole on workpiece, intrinsic pressure by measuring workpiece within a certain period of time
The changing value of power, calculate workpiece leakage rate Δ (Δ=Δ P/ Δ t), which achieves dry-type leak hunting, it is not necessary to
Water also can complete.
Refer to Fig. 1, embodiment of the present utility model is: a kind of porous workpiece is (such as tee T, it is also possible to be
The workpiece with multiple hole of other shapes) leak-checking apparatus, including storage tank 1, ventilating mechanism, black box
And drainage mechanism, described drainage mechanism includes that lift cylinder and draining block 2, described draining block are arranged on storage tank
In, described lift cylinder drives the lifting of draining block, and described ventilating mechanism includes breather 3, described breather with
Work piece sealing connects, and described black box is used for sealing workpiece.Also include sealed base 4, described sealed base
It is arranged in storage tank that (sealed base can be a platform being horizontally set in storage tank, and this platform sets
Have the sealed end of projection), the top of described sealed base is flexible sealed end, and described sealed end is provided with through hole,
Described sealed end is connected with Work piece sealing, and described breather is connected with workpiece by described through hole.Described sealing
End is round table-like rubber ring 41, and the external diameter of described rubber ring is gradually increased from top to bottom.Described ventilating mechanism
Including air compressor, described breather is connected with air compressor.Described black box includes hydraulic pressure plug 5.
Also include that controller, described ventilating mechanism, drainage mechanism and black box are electrically connected with the controller respectively.
In sum, having the beneficial effects that of the porous workpiece leak-checking apparatus that this utility model provides: structure is relatively
For simply, it is not necessary to complicated pipeline and electrical system, the lifting of draining block is driven to change rapidly by lowering or hoisting gear
Become water level height, it is not necessary to add water in water tank or draining, be greatly improved the efficiency of work of leaking hunting, save inspection
The survey time；Save supply and drain water system, make leak detecting device simplify the structure, reduce manufacturing cost；Storage tank
Interchangeable with drainage mechanism, removable, it is suitable for the leaking hunting of workpiece of difformity and size；By changing difference
The draining block of size, can adjust fluctuation in stage speed, and more fixed supply and drain water system is convenient；By flexibility
Sealed end workpiece is fixed on sealed base, then be tightly connected with breather by the through hole on sealed end,
Workpiece is sealably fixed on sealed base, facilitates the carrying out of subsequent operation；Use round table-like rubber ring
Being connected with workpiece, sealed end can be successfully inserted in workpiece, is firmly extracted by workpiece when needing to take out,
Owing to rubber ring has elasticity, rubber ring can firmly clog the hole of workpiece；By hydraulic pressure plug from multiple orientation
By Work-sheet pressing on sealed base, breather is ventilated to inside workpiece again, can be greatly reduced error；By work
After part is connected with sealed end and passage, automatically controls hydraulic pressure plug by PLC and seal up on workpiece
Remaining hole, then lift cylinder automatically control draining block decline make the water level in storage tank rise to no work
Part, leaks hunting in hgher efficiency, and the most accurate.
The foregoing is only embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model,
Every equivalents utilizing this utility model description and accompanying drawing content to be made, or be directly or indirectly used in
Relevant technical field, is the most in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. a porous workpiece leak-checking apparatus, it is characterised in that: include storage tank, ventilating mechanism, sealing group
Part and drainage mechanism, described drainage mechanism includes that lowering or hoisting gear and draining block, described draining block are arranged on water storage
In case, described lowering or hoisting gear drives the lifting of draining block, and described ventilating mechanism includes breather, described breather
Being connected with Work piece sealing, described black box is used for sealing workpiece.
Porous workpiece leak-checking apparatus the most according to claim 1, it is characterised in that: also include sealing the end
Seat, described sealed base is arranged in storage tank, and the top of described sealed base is flexible sealed end, institute
Stating sealed end and be provided with through hole, described sealed end is connected with Work piece sealing, described breather by described through hole with
Workpiece connects.
Porous workpiece leak-checking apparatus the most according to claim 2, it is characterised in that: described sealed end is
Round table-like rubber ring, the external diameter of described rubber ring is gradually increased from top to bottom.
Porous workpiece leak-checking apparatus the most according to claim 1, it is characterised in that: described ventilating mechanism
Including air compressor, described breather is connected with air compressor.
Porous workpiece leak-checking apparatus the most according to claim 1, it is characterised in that: described black box
Including hydraulic pressure plug.
Porous workpiece leak-checking apparatus the most according to claim 1, it is characterised in that: also include controller,
Described ventilating mechanism, drainage mechanism and black box are electrically connected with the controller respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620221196.1U CN205483429U (en) | 2016-03-22 | 2016-03-22 | Porous work piece device that leaks hunting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620221196.1U CN205483429U (en) | 2016-03-22 | 2016-03-22 | Porous work piece device that leaks hunting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205483429U true CN205483429U (en) | 2016-08-17 |
Family
ID=56654005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620221196.1U Active CN205483429U (en) | 2016-03-22 | 2016-03-22 | Porous work piece device that leaks hunting |
Country Status (1)
| Country | Link |
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| CN (1) | CN205483429U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699017A (en) * | 2016-03-22 | 2016-06-22 | 莆田市荣兴机械有限公司 | Leak hunting device for multi-hole workpiece |
-
2016
- 2016-03-22 CN CN201620221196.1U patent/CN205483429U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699017A (en) * | 2016-03-22 | 2016-06-22 | 莆田市荣兴机械有限公司 | Leak hunting device for multi-hole workpiece |
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