CN109540393A - A kind of plugging device for intercooler sealing propertytest - Google Patents
A kind of plugging device for intercooler sealing propertytest Download PDFInfo
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- CN109540393A CN109540393A CN201811510475.XA CN201811510475A CN109540393A CN 109540393 A CN109540393 A CN 109540393A CN 201811510475 A CN201811510475 A CN 201811510475A CN 109540393 A CN109540393 A CN 109540393A
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- air inlet
- outlet
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- locating piece
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- 238000007789 sealing Methods 0.000 title claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims description 10
- 210000004907 gland Anatomy 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
The present invention relates to a kind of plugging devices for intercooler sealing propertytest.The plugging device, including air inlet plugging mechanism and outlet plugging mechanism, air inlet plugging mechanism are clamped positioning mechanism clamping by air inlet and are located at air inlet of air chamber, and air inlet driving device driving air inlet plug blocks air inlet of air chamber；Outlet plugging mechanism is clamped positioning mechanism clamping by outlet and is located at gas chamber gas outlet, and air driving device driving outlet plug blocks air inlet of air chamber out, and simple structure and reliable sealing is good；Positioning clamping is carried out using air inlet of air chamber and gas outlet self structure, realizes the fast positioning clamping of air inlet plugging mechanism and outlet plugging mechanism；Air inlet driving device and out air driving device are all made of hand screw drives, easy to operate.Mandril is connect by circlip with plug, and plug and the friction of gas chamber mouth, effective protection gas chamber are prevented；Circlip also has certain amount of floating, can automatic capturing gas chamber nozzle center.
Description
Technical field
The present invention relates to a kind of water to examine tooling, more particularly, to a kind of plugging device for intercooler sealing propertytest.
Background technique
It before intercooler factory at present, needs to carry out air-leakage test to intercooler, to use after avoiding intercooler entrucking
Leakage in journey.Intercooler is according to model difference, and configurations, some intercoolers air chamber structures are complicated, traditional water checking device without
Method fast positioning clamping effectively blocks intercooler gas chamber, is unable to satisfy water inspection and requires.In particular for plenum interior circle
Cambered surface depth is excessively shallow, air inlet of air chamber and the biggish intercooler of gas outlet bore, blocks and fills according to common cam internal expansion type
It sets, there is also chock plugs to burst out, and injures the risk of personnel by a crashing object.
Summary of the invention
In order to solve the above problem, the present invention provides that a kind of structure is simple, fast positioning clamping, safe and reliable use can be achieved
In the plugging device of intercooler sealing propertytest.
The technical solution adopted by the present invention is that: a kind of plugging device for intercooler sealing propertytest, it is characterised in that:
Including the air inlet plugging mechanism for blocking air inlet of air chamber and the outlet plugging mechanism for blocking gas chamber gas outlet, it is described into
Gas plugging mechanism includes air inlet clamping positioning mechanism, the air inlet plug for blocking air inlet and the drive that clamping is located on gas chamber
Cephalomotor air inlet driving device is blocked up in dynamic air inlet, and the air inlet plugging mechanism is clamped positioning mechanism clamping by air inlet and is located in gas
At the air inlet of room；
The air inlet driving device includes air inlet plug support frame and air inlet spiral ejection pin, the air inlet plug support frame
Lower end is fixedly connected with air inlet clamping positioning mechanism, and the upper end of the air inlet plug support frame is fixed with air inlet nut, described
One end of air inlet spiral ejection pin passes through air inlet nut and is connect with air inlet plug by air inlet circlip, the bar of the air inlet spiral ejection pin
Portion and air inlet nut thread cooperate, and form feed screw nut pair；The air inlet spiral ejection pin rotation, in the effect of feed screw nut pair
Under, drive the pushing of air inlet plug to block air inlet；
The air inlet plug is equipped with the pipe fitting being connected to external air source, is equipped in the air inlet plug for being connected to gas
The inlet channel of indoor chamber and pipe fitting, external air source are inflated by pipe fitting into gas chamber.
Preferably, air inlet clamping positioning mechanism includes air inlet fixture block, and be fixed on air inlet fixture block the
One air inlet locating piece, the second air inlet locating piece, third air inlet locating piece and the 4th air inlet locating piece, the first air inlet locating piece
With the open slot positioning clamping corresponding with the mounting pin of two sides at air inlet of air chamber on the second air inlet locating piece, first air inlet
Boss face cooperation in two sides positions at the inner sidewall of locating piece and the second air inlet locating piece and air inlet of air chamber；The third air inlet is fixed
Arc surface cooperation in upper end positions at position block and the 4th air inlet locating piece and air inlet of air chamber.
Further, the air inlet plug includes air inlet plug locating piece and air inlet plug rubber, and the air inlet plug is fixed
The upper end of position block is fixed with air inlet cover board and air inlet backing plate, and lower end is fixedly connected with air inlet plug rubber upper end, the air inlet
The lower end of plug rubber is tapered to be cooperated with air inlet of air chamber；The air inlet spiral ejection pin passes through air inlet cover board and passes through air inlet circlip
It is connect with air inlet backing plate.
Further, the outlet plugging mechanism includes outlet clamping positioning mechanism, the use that clamping is located on gas chamber
Cephalomotor air driving device out is blocked up in the outlet plug and driving outlet for blocking gas outlet, the outlet plugging mechanism is by going out
Gas clamping positioning mechanism clamping is located at gas chamber gas outlet；The air driving device out includes outlet plug support frame and outlet
The lower end of spiral ejection pin, the outlet plug support frame is fixedly connected with outlet clamping positioning mechanism, the outlet plug support
The upper end of frame is fixed with outlet nut, and one end of the outlet spiral ejection pin passes through outlet nut and outlet plug passes through outlet
Circlip connection, the bar portion and outlet nut thread of the outlet spiral ejection pin cooperate, and form feed screw nut pair；The outlet spiral
Mandril rotation, under the action of feed screw nut pair, the pushing of outlet plug blocks gas outlet.
Further, the outlet clamping positioning mechanism includes outlet fixture block, and is fixed on outlet fixture block
First outlet locating piece, the second outlet locating piece, third outlet locating piece, the 4th outlet locating piece and the 5th outlet locating piece,
Rectangular boss positioning in side is clamped at the open slot of the first outlet locating piece and gas chamber gas outlet, the second outlet positioning
The positioning clamping corresponding with the mounting pin of side at gas chamber gas outlet of the open slot of block, the third outlet locating piece, the 4th outlet
The cooperation of boss lower surface positions at locating piece and the 5th outlet locating piece upper surface and gas chamber gas outlet.
Further, the outlet plug includes outlet plug locating piece and outlet plug rubber, the outlet plug
The upper end of locating piece is fixed with out air cover board and out air cushion plate, and lower end is fixedly connected with outlet plug rubber upper end, it is described go out
The lower end of gas plug rubber is tapered to be cooperated with gas chamber gas outlet；The outlet spiral ejection pin passes through air cover board and passes through outlet card
Spring is connect with air cushion plate out.
The beneficial effect that the present invention obtains is: intercooler gas chamber is blocked by air inlet plugging mechanism and outlet plugging mechanism,
Simple structure and reliable sealing is good；Air inlet plugging mechanism is clamped positioning mechanism clamping by air inlet and is located at air inlet of air chamber,
Outlet plugging mechanism is clamped positioning mechanism clamping by outlet and is located at gas chamber gas outlet, utilizes air inlet of air chamber and gas outlet
Self structure carries out positioning clamping, realizes the fast positioning clamping of air inlet plugging mechanism and outlet plugging mechanism；Air inlet driving dress
It sets and air driving device is all made of hand screw drives out, it is easy to operate.
Air inlet spiral ejection pin is connect by circlip with air inlet plug, and outlet spiral ejection pin is connected by circlip and outlet plug
It connects, when air inlet spiral ejection pin and outlet spiral ejection pin rotate, air inlet plug and outlet plug do not rotate, and prevent plug and gas chamber gas
The friction of mouth, effective protection gas chamber port；Circlip also has certain amount of floating, can automatic capturing gas chamber nozzle center.
Detailed description of the invention
Fig. 1-2 is of the invention for the plugging device of intercooler sealing propertytest and the assembling schematic diagram of intercooler；
Fig. 3 is the structural schematic diagram of air inlet plugging mechanism；
Fig. 4 is the structural schematic diagram at intercooler air inlet of air chamber；
Fig. 5 is the schematic diagram that air inlet plugging mechanism blocks air inlet of air chamber；
Fig. 6 is the connection schematic diagram of air inlet driving device and air inlet plug；
Fig. 7 is the structural schematic diagram of outlet plugging mechanism；
Fig. 8-9 is the structural schematic diagram at intercooler gas chamber gas outlet；
Figure 10 is the schematic diagram that outlet plugging mechanism blocks gas chamber gas outlet；
Figure 11 is the connection schematic diagram for air driving device and outlet plug.
Specific embodiment
The present invention will be further explained in the following with reference to the drawings and specific embodiments.
As shown in Figs. 1-2, a kind of plugging device for intercooler sealing propertytest of the invention, for blocking intercooler
1 gas chamber detects the air-tightness of intercooler 1.The plugging device for being used for intercooler sealing propertytest includes air inlet plugging mechanism 2
With outlet plugging mechanism 3, when closure, air inlet plugging mechanism 2 blocks the air inlet 11 of 1 gas chamber of intercooler, outlet plugging mechanism 3
Block the gas outlet 12 of 1 gas chamber of intercooler.
As shown in figure 3, air inlet plugging mechanism 2 includes air inlet clamping positioning mechanism 22, air inlet plug 21 and air inlet driving dress
23 are set, air inlet is clamped positioning mechanism 22 and the whole positioning of air inlet plugging mechanism 2 is connected at the air inlet 11 of 1 gas chamber of intercooler,
Air inlet driving device 23 is clamped positioning mechanism 22 with air inlet by air inlet plug support frame 231 and is fixedly connected, air inlet driving device
23 are connect by air inlet spiral ejection pin 232 with air inlet plug 21, the driving air inlet plug 21 of air inlet driving device 23 block in it is cold
1 air inlet of air chamber 11 of device.The pipe fitting 24 (use 1/4 " pipe fitting) be connected to external air source is equipped on air inlet plug 21, outside
Portion's gas source is connected by tracheae 4 with pipe fitting 24, as shown in connection with fig. 7, is equipped in air inlet plug 21 for being connected to 1 gas chamber of intercooler
The inlet channel 25 of inner cavity and pipe fitting 24.
In the present embodiment, air inlet be clamped positioning mechanism 22 include air inlet fixture block 220, the first air inlet locating piece 221, second into
Gas locating piece 222, third air inlet locating piece 223 and the 4th air inlet locating piece 224, the first air inlet locating piece 221, the second air inlet are fixed
Position block 222, third air inlet locating piece 223 and the 4th air inlet locating piece 224 are fixed at air inlet fixture block by the screw of M3 × 12
220 corresponding position.Open slot in conjunction with shown in Fig. 4-5, on the first air inlet locating piece 221 and the second air inlet locating piece 222
Corresponding with the mounting pin 111 of two sides at 1 air inlet of air chamber 11 of intercooler positioning clamping, the first air inlet locating piece 221 and second into
The cooperation of two sides boss face 112 positions at 222 inner sidewall of gas locating piece and 1 air inlet of air chamber 11 of intercooler, third air inlet locating piece
223 and the 4th air inlet locating piece 224 positioned with the cooperation of upper end arc surface 113 at 1 air inlet of air chamber 11 of intercooler, by first into
Gas locating piece 221, the second air inlet locating piece 222, third air inlet locating piece 223 and the 4th air inlet locating piece 224 and 1 gas of intercooler
Corresponding structure cooperation at room air inlet 11, realizes the whole positioning at 1 air inlet of air chamber 11 of intercooler of air inlet plugging mechanism 2
And clamping, accurate positioning is reliable, and clamping and its conveniently.
In the present embodiment, air inlet driving device 23 includes air inlet plug support frame 231 and air inlet spiral ejection pin 232, air inlet
The lower end of plug support frame 231 is fixedly connected with air inlet fixture block 220, and the upper end of air inlet plug support frame 231 is fixed with air inlet
Nut 233, one end of air inlet spiral ejection pin 232 pass through air inlet nut 233 and connect with air inlet plug 21, the other end equipped with hold into
Gas bar 234, bar portion and the air inlet nut 233 of air inlet spiral ejection pin 232 are threadedly engaged, and constitute feed screw nut pair；Rotation hold into
Gas bar 234, under the action of feed screw nut pair, air inlet spiral ejection pin 232 drives air inlet plug 21 to move, and then blocks air inlet
Mouth 11.
As shown in fig. 6, air inlet plug 21 includes air inlet plug locating piece 211 and air inlet plug rubber in the present embodiment
212, the upper end of air inlet plug locating piece 211 is fixed with air inlet cover board 213 and air inlet backing plate 214, air inlet plug by screw
211 lower end of locating piece is fixedly connected with 212 upper end of air inlet plug rubber, and the lower end of air inlet plug rubber 212 is tapered cold in
The cooperation of 1 air inlet of air chamber 11 of device, air inlet 11 is sealed up；It is equipped with round recessed in air inlet backing plate 214, is convenient for air inlet spiral ejection pin
232 rotate in groove when screwing, and jump-ring slot is designed in 232 lower end of air inlet spiral ejection pin, and air inlet spiral ejection pin 232 passes through intake cover
Plate 213 is connect by air inlet circlip 215 with air inlet backing plate 214.It is connected by air inlet circlip 215, both can guarantee air inlet spiral top
When 232 rotating down pressing of bar, air inlet plug 21 is not rotated, and is avoided air inlet plug 21 and air inlet 11 from rubbing, is worn gas chamber, and can make
Air inlet plug 21 has certain amount of floating along central axes, and air inlet plug 21 can 11 center of automatic capturing air inlet.
As shown in fig. 7, outlet plugging mechanism 3 includes outlet clamping positioning mechanism 32, outlet plug 31 and outlet driving dress
33 are set, outlet is clamped positioning mechanism 32 and the whole positioning of outlet plugging mechanism 3 is connected at the gas outlet 12 of 1 gas chamber of intercooler,
Air driving device 33 is clamped positioning mechanism 32 with outlet by outlet plug support frame 331 and is fixedly connected out, out air driving device
33 are connect by outlet spiral ejection pin 332 with outlet plug 31, and air driving device 33 drives the pushing of air inlet plug 31 to block out
1 gas chamber gas outlet 12 of intercooler.
In the present embodiment, outlet clamping positioning mechanism 32 goes out including outlet fixture block 320, the first outlet locating piece 321, second
Gas locating piece 322, third outlet locating piece 323, the 4th outlet locating piece 324 and the 5th outlet locating piece 325, the first outlet are fixed
Position block 321, the second outlet locating piece 322, third outlet locating piece 323, the 4th outlet locating piece 324 and the 5th outlet locating piece
325 are fixed at the corresponding position of outlet fixture block 320 by the screw of M3 × 12.In conjunction with shown in Fig. 8-10, the first outlet is fixed
The positioning clamping corresponding with side rectangular boss 121 at 1 gas chamber gas outlet 12 of intercooler of the open slot of position block 321, the second outlet are fixed
The positioning clamping corresponding with the mounting pin 122 of side at 1 gas chamber gas outlet 12 of intercooler of the open slot of position block 322, third outlet are fixed
Position block 323, the 4th outlet locating piece 324 and the 5th outlet locating piece 325 and boss lower surface at 1 gas chamber gas outlet 12 of intercooler
123 cooperation positioning, the first outlet locating piece 321, the second outlet locating piece 322, third outlet locating piece 323, the 4th outlet are fixed
Position block 324 and the 5th outlet locating piece 325 cooperate with the counter structure at 1 gas chamber gas outlet 12 of intercooler, realize that outlet blocks
The whole positioning and clamping at 1 gas chamber gas outlet 12 of intercooler of mechanism 3, accurate positioning is reliable, and clamping and its conveniently.
In the present embodiment, air driving device 33 includes outlet plug support frame 331 and outlet spiral ejection pin 332, outlet out
The lower end of plug support frame 331 is fixedly connected by lip block with outlet fixture block 320, the upper end of outlet plug support frame 331
It is fixed with outlet nut 333, one end of outlet spiral ejection pin 332 passes through outlet nut 333 and connect with outlet plug 31, another
End is equipped with hand-held outlet bar 334, and bar portion and the outlet nut 333 of outlet spiral ejection pin 332 are threadedly engaged, and forms feed screw nut
It is secondary；Hand-held outlet bar 334 is rotated, under the action of feed screw nut pair, under outlet spiral ejection pin 332 drives outlet plug 31 to move
Pressure, blocks gas chamber gas outlet 12.
As shown in figure 11, in the present embodiment, outlet plug 31 includes outlet plug locating piece 311 and outlet plug rubber
312, the upper end of outlet plug locating piece 311 is fixed with out air cover board 313 and out air cushion plate 314, outlet plug locating piece 311
Lower end is fixedly connected with 312 upper end of outlet plug rubber, and the lower end of outlet plug rubber 312 is tapered to be gone out with 1 gas chamber of intercooler
Port 12 cooperates, and blocks gas chamber gas outlet 12；Outlet spiral ejection pin 332 pass through air cover board 313 by outlet circlip 315 with
Air cushion plate 314 connects out, is connected by outlet circlip 315, and when both can guarantee 332 rotating down pressing of outlet spiral ejection pin, outlet is stifled
First 31 do not rotate, and avoid outlet plug 31 and air inlet 12 from rubbing, wear gas chamber, and outlet plug 31 can be made to have along central axes
Certain amount of floating, outlet plug 31 can 12 centers of automatic capturing gas outlet.
Air inlet plugging mechanism 2 and outlet plugging mechanism 3 are correctly installed on 1 gas chamber of intercooler, and pass through corresponding plug
After blocking gas chamber mouth, external air source is connected to by tracheae with the pipe fitting 24 on air inlet plug 21, is filled into 1 gas chamber of intercooler
After reaching certain pressure, intercooler 1 is placed in sink, carries out air-leakage test for gas.
Basic principle and key structural feature of the invention has been shown and described above.The present invention is not by the limit of examples detailed above
System, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It both falls in the range of claimed invention.The claimed scope of the invention is by appended claims and its equivalent
It defines.
Claims (6)
1. a kind of plugging device for intercooler sealing propertytest, it is characterised in that: including for blocking air inlet of air chamber
(11) air inlet plugging mechanism (2) and the outlet plugging mechanism (3) for blocking gas chamber gas outlet (12), the air inlet stopple plugging machine
Structure (2) includes air inlet clamping positioning mechanism (22), the air inlet plug for blocking air inlet (11) that clamping is located on gas chamber
(21) it is clamped with the air inlet driving device (23) of driving air inlet plug (21) movement, the air inlet plugging mechanism (2) by air inlet
Positioning mechanism (22) clamping is located at air inlet of air chamber (11)；
The air inlet driving device (23) includes air inlet plug support frame (231) and air inlet spiral ejection pin (232), and the air inlet is stifled
The lower end of head support (231) and air inlet clamping positioning mechanism (22) are fixedly connected, the air inlet plug support frame (231) it is upper
End is fixed with air inlet nut (233), and one end of the air inlet spiral ejection pin (232) passes through air inlet nut (233) and air inlet is stifled
Head (21) is connected by air inlet circlip (215), and bar portion and air inlet nut (233) screw thread of the air inlet spiral ejection pin (232) are matched
It closes, forms feed screw nut pair；Air inlet spiral ejection pin (232) rotation drives air inlet plug under the action of feed screw nut pair
(21) it pushes and blocks air inlet (11)；
The air inlet plug (21) is equipped with the pipe fitting (24) being connected to external air source, is equipped with and uses in the air inlet plug (21)
Inlet channel (25) in connection gas chamber inner cavity and pipe fitting (24), external air source are inflated by pipe fitting (24) into gas chamber.
2. the plugging device according to claim 1 for intercooler sealing propertytest, it is characterised in that: the air inlet card
Connecing positioning mechanism (22) includes air inlet fixture block (220), and the first air inlet locating piece being fixed on air inlet fixture block (220)
(221), the second air inlet locating piece (222), third air inlet locating piece (223) and the 4th air inlet locating piece (224), described first into
The mounting pin of two sides at open slot and air inlet of air chamber (11) on gas locating piece (221) and the second air inlet locating piece (222)
(111) corresponding positioning clamping, the inner sidewall and gas chamber of the first air inlet locating piece (221) and the second air inlet locating piece (222)
Two sides boss face (112) cooperation positioning at air inlet (11)；The third air inlet locating piece (223) and the 4th air inlet locating piece
(224) it is positioned with upper end arc surface (113) cooperation at air inlet of air chamber (11).
3. the plugging device according to claim 1 or 2 for intercooler sealing propertytest, it is characterised in that: it is described into
Gas plug (21) includes air inlet plug locating piece (211) and air inlet plug rubber (212), the air inlet plug locating piece (211)
Upper end be fixed with air inlet cover board (213) and air inlet backing plate (214), lower end and air inlet plug rubber (212) upper end is fixed connects
It connects, the lower end of the air inlet plug rubber (213) is tapered to be cooperated with air inlet of air chamber (11)；The air inlet spiral ejection pin
(232) air inlet cover board (213) are passed through to connect by air inlet circlip (215) with air inlet backing plate (214).
4. the plugging device according to claim 3 for intercooler sealing propertytest, it is characterised in that: the sealing gland out
Stifled mechanism (3) include outlet clamping positioning mechanism (32), the outlet for blocking gas outlet (12) that clamping is located on gas chamber
What plug (31) and driving outlet plug (31) moved goes out air driving device (33), and the outlet plugging mechanism (3) passes through outlet
Clamping positioning mechanism (32) clamping is located at gas chamber gas outlet (12)；
Air driving device (33) out include outlet plug support frame (331) and outlet spiral ejection pin (332), and the outlet is stifled
The lower end of head support (331) and outlet clamping positioning mechanism (32) are fixedly connected, the outlet plug support frame (331) it is upper
End is fixed with outlet nut (333), and one end of the outlet spiral ejection pin (332) passes through outlet nut (333) and outlet is stifled
Head (31) is connected by outlet circlip (315), and bar portion and outlet nut (333) screw thread of the outlet spiral ejection pin (332) are matched
It closes, forms feed screw nut pair；Outlet spiral ejection pin (332) rotation, under the action of feed screw nut pair, outlet plug (31)
Pushing blocks gas outlet (12).
5. the plugging device according to claim 4 for intercooler sealing propertytest, it is characterised in that: the outlet card
Connecing positioning mechanism (32) includes outlet fixture block (320), and the first outlet locating piece being fixed on outlet fixture block (320)
(321), the second outlet locating piece (322), third outlet locating piece (323), the 4th outlet locating piece (324) and the 5th outlet are fixed
Position block (325), open slot and the side rectangular boss (121) at gas chamber gas outlet (12) of the first outlet locating piece (321)
Positioning clamping, the open slot of the second outlet locating piece (322) and the mounting pin (122) of side at gas chamber gas outlet (12) are right
Clamping should be positioned, on the third outlet locating piece (322), the 4th outlet locating piece (323) and the 5th outlet locating piece (325)
Boss lower surface (123) cooperation positions at surface and gas chamber gas outlet (12).
6. the plugging device according to claim 4 for intercooler sealing propertytest, it is characterised in that: the outlet is stifled
Head (31) includes outlet plug locating piece (311) and outlet plug rubber (312), the outlet plug locating piece (311) it is upper
End is fixed with out air cover board (313) and out air cushion plate (314), and lower end is fixedly connected with outlet plug rubber (312) upper end, institute
The lower end for stating outlet plug rubber (313) tapered cooperates with gas chamber gas outlet (12)；The outlet spiral ejection pin (332) passes through
Air cover board (313) is connect by outlet circlip (315) with air cushion plate out (314) out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811510475.XA CN109540393A (en) | 2018-12-11 | 2018-12-11 | A kind of plugging device for intercooler sealing propertytest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811510475.XA CN109540393A (en) | 2018-12-11 | 2018-12-11 | A kind of plugging device for intercooler sealing propertytest |
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| Publication Number | Publication Date |
|---|---|
| CN109540393A true CN109540393A (en) | 2019-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811510475.XA Pending CN109540393A (en) | 2018-12-11 | 2018-12-11 | A kind of plugging device for intercooler sealing propertytest |
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