CN104019949B - Side leakage device for air inlet pipe - Google Patents
Side leakage device for air inlet pipe Download PDFInfo
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- CN104019949B CN104019949B CN201410224522.XA CN201410224522A CN104019949B CN 104019949 B CN104019949 B CN 104019949B CN 201410224522 A CN201410224522 A CN 201410224522A CN 104019949 B CN104019949 B CN 104019949B
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- air inlet
- inlet pipe
- hydraulic cylinder
- sealing plate
- pneumatic valve
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- 238000007789 sealing Methods 0.000 claims abstract description 79
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000008859 change Effects 0.000 claims abstract description 5
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 230000009471 action Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000004891 communication Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 210000003437 trachea Anatomy 0.000 description 5
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a side leakage device of for air inlet pipe. The side leakage device of the air inlet pipe is characterized in that: a clamping bracket is arranged on a base; a fixing bracket is used for fixing a sealing mechanism for an air outlet of an air inlet pipe and a clamping mechanism for one side surface of the air inlet pipe; the sealing mechanism is used for the air inlet and the air outlet of the air inlet pipe; and the side leakage device comprises a pneumatic control valve which is communicated with an inner chamber of the air inlet pipe, a leakage detector for detecting air pressure change in the air inlet pipe, and a control system which is in communication connection with the leakage detector. The side leakage device for the air inlet pipe can satisfy leakage detecting sealing requirement of a plurality of air inlet pipes of the engine and has functions of saving manpower and improving production efficiency. The side leakage device of for the air inlet pipe further has advantages of: remarkable energy saving and emission reduction effect, remarkable power increase, high sealing performance, compact structure and attractive appearance.
Description
Technical field
The present invention relates to a kind of air inlet pipe leak-checking apparatus, the air inlet pipe leak-checking apparatus of more particularly to a kind of electromotor.
Background technology
The air inlet pipe of electromotor has very strict requirements to air-tightness, in production process, in order to avoid air inlet pipe it is unqualified
Product enter subsequent processing, need to carry out test of leaking hunting to air inlet pipe before assembly, and to analyze, judge air inlet pipe gas leakage is whether there is
Deng hidden danger of quality, it is ensured that the qualification rate of finished product.Because the air inlet pipe mouth of pipe is more, need the area of sealing big when leaking hunting, therefore air inlet
Pipe when leaking hunting, sealed with manually air inlet pipe can be subject to that air inlet pipe sealing area is big, the impact more than sealing station and cause behaviour
Work it is difficult, time-consuming, have influence on the raising of production efficiency.
The content of the invention
It is an object of the invention to overcome above-mentioned defect of the prior art, there is provided one kind is adapted to various engines and enters
The seal request that leaks hunting of trachea, installs easy, and saving of work and time, production efficiency is high, leaks hunting accurately, and the low saving of error rate is artificial simultaneously
And a kind of air inlet pipe leak-checking apparatus of improve production efficiency.
The technical solution of the present invention is a kind of such, air inlet pipe leak-checking apparatus, including framework, side sealing plate,
Gas outlet hydraulic cylinder, clamping backing plate, fixed support, compression hydraulic cylinder, leak detector, the first Pneumatic valve, air intake hydraulic cylinder, warning
Device, electric control system, the second Pneumatic valve, top surface sealing plate, clamp support, cushion block, base, it is characterised in that above framework 1
Mounting seat 17, fixed support 5, are provided with gas outlet hydraulic cylinder 3, compression hydraulic cylinder 6, gas outlet hydraulic cylinder 3 on fixed support 5
Upper seating side sealing plate 2, installs in compression hydraulic cylinder 6 and clamps backing plate 4, and cushion block 16 is installed on base 17 and support 15 is clamped,
Pipe laying and detected member are entered between side sealing plate 2, clamping backing plate 4, cushion block 16, clamping support 15, top surface sealing plate 13
Trachea 14, top surface sealing plate 13 has above the second Pneumatic valve 12, and framework 1 is equipped with leak detector 7, the first Pneumatic valve 8, air intake on top
Hydraulic cylinder 9, alarm 10, the connection electric control system 11 of alarm 10, fill between air intake hydraulic cylinder 9 and top surface sealing plate 13
There is piston rod, the survey of air pressure change in inner space the second Pneumatic valve 12 of air inlet pipe 14, the first Pneumatic valve 8 and detection air inlet pipe 14
Leakage instrument 7, the connection electric control system 11 of the leak detector 7, by gas outlet hydraulic cylinder 3 and side sealing plate 2 on fixed support 5
Composition sealing mechanism, the piston rod of the gas outlet hydraulic cylinder 3 is connected with the side sealing plate 2, by fixed support 5
Compression hydraulic cylinder 6 and the clamping composition clamp system of backing plate 4, the piston rod of the compression hydraulic cylinder 6 is connected with the clamping backing plate 4
Connect, the sealing mechanism for being arranged at the top of framework 1 is air intake hydraulic cylinder 9 and top surface sealing plate 13, the air intake hydraulic cylinder 9
Piston rod is connected with the top surface sealing plate 13, and first Pneumatic valve 8 is by the pipeline through the top surface sealing plate 13
Communicate with the second Pneumatic valve 12, the air intake of air inlet pipe 14 successively, the clamping support 15 and cushion block 16 of the setting of the base 17 are together
A side of fixed air inlet pipe 14, the fixed support 5 on the bottom of the framework 1 is coordinated to be used to fix the close of air inlet pipe gas outlet
Sealing mechanism and the clamp system of fixed 14 1 sides of air inlet pipe, the top of the framework 1 is provided with leak detector 7, leak detector 7
Connect the first Pneumatic valve 8, leak detector 7 is connected by pipeline with the second Pneumatic valve 12 on top surface sealing plate 13.
Electric control system 11 is electrically connected with the sealing mechanism and the clamp system, according to the leak detector 7
Test signal controls the action of the sealing mechanism and the clamp system, the output report when the leak detector 7 detects exception
Warn signal and stop the action of the air inlet pipe leak-checking apparatus.
The electric control system 11 connects alarm 10, in 11 output alarm signal of electric control system, report
Alert device 10 sends prompting.
Compared with prior art, the present invention has the advantages that：
1st, the inner chamber that can measure air inlet pipe using this leak-checking apparatus whether there is gas leakage quality fault.
2nd, coming to carry out air inlet pipe sealing using top surface and side sealing plate can save substantial amounts of artificial, and be easy to use
Hydraulic cylinder is clamped, so as to obtain better seal effect.
3rd, the clamping support of submounts setting can be in base T-slot movement and fixed, cooperation cushion block, contribute to
Locating speed of the air inlet pipe in test position is improved, and then improves detection efficiency.
4th, come to seal air inlet pipe using sealing plate, can disposably seal up the most of position on same surface
Put, need significantly to adjust the technique to the air inlet seal of tube when leaking hunting air inlet pipe so as to avoid, improve the dress that leaks hunting
Put the adaptability big to many mouths of pipe of air inlet pipe, area.
5th, the action unification using electric control system to all parts in leak-checking apparatus is controlled, and is favorably improved
Accuracy of detection, control accuracy and response speed that equipment runs, reduction is leaked hunting flow process entirety man-hour, is further improved work and is imitated
Rate.
Description of the drawings
Fig. 1 is the front view of the present invention.
Reference：Framework 1, side sealing plate 2, gas outlet hydraulic cylinder 3, clamping backing plate 4, fixed support 5, clamping hydraulic
Cylinder 6, leak detector 7, the first Pneumatic valve 8, air intake hydraulic cylinder 9, alarm 10, electric control system 11, the second Pneumatic valve 12, top
Face seal plate 13, air inlet pipe 14, clamping support 15, cushion block 16, base 17.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is described in further detail, it is to be understood that protection scope of the present invention is not received
The restriction of specific embodiment.
Embodiment 1, a kind of air inlet pipe leak-checking apparatus, including framework, be arranged on the base of frame base, fixed
Frame, wherein, a clamping support is provided with the base；The fixed support is used to fix the sealer of air inlet pipe gas outlet
The clamp system of one side of structure and air inlet pipe；The sealing mechanism is the air intake of air inlet pipe and the sealing mechanism of gas outlet；
The leak detecting device include the Pneumatic valve with air inlet pipe inner space and detection air inlet tube cavity air pressure change leak detector and
With the control system of leak detector communication connection.The clamping support and cushion block that the base is arranged coordinates together fixed air inlet pipe
A side.Fixed support in the base of frame is used to fix the sealing mechanism of air inlet pipe gas outlet, and fixes
The clamp system of one side of trachea.The air inlet pipe gas outlet seal mechanism includes the outlet being arranged on the fixed support
Oral fluid cylinder pressure and side sealing plate, the piston rod of the gas outlet hydraulic cylinder is connected with the side sealing plate.The clamping
Mechanism includes the compression hydraulic cylinder being arranged on the fixed support and clamps backing plate, the piston rod of the compression hydraulic cylinder and institute
State clamping backing plate to be connected.The sealing mechanism of the frame roof includes being arranged at the air intake hydraulic cylinder and top surface of frame roof
Sealing plate, the piston rod of the air intake hydraulic cylinder is connected with the top surface sealing plate.It is provided with the top surface sealing plate
One Pneumatic valve, the Pneumatic valve by through the top surface sealing plate pipeline communicate with air inlet pipe air intake.The framework
Top be provided with a leak detector, the leak detector is connected with a Pneumatic valve；Wherein leak detector is by pipeline and the top surface
Pneumatic valve connection on sealing plate.The control system is electric control system, with the sealing mechanism and the clamp system
Electrically connect, the action of the sealing mechanism and the clamp system is controlled according to the test signal of the leak detector, described
Output alarm signal and stop the action of the air inlet pipe leak-checking apparatus when leak detector detects exception.In the control system also
Including an alarm, in the control system output alarm signal, the alarm sends prompting.
Embodiment 2, a kind of air inlet pipe leak-checking apparatus, as shown in figure 1, including framework 1 and the base for being arranged on the bottom of framework 1
17 and fixed support 5.Wherein, the support 15 that clamps on base 17 can be along the movement of the T-slot of base 17 and fixed, cooperation cushion block
16 realize fixed or release air inlet pipe 14.
The sealing mechanism of the gas outlet of air inlet pipe 14 is provided with fixed support 5.The sealing mechanism of gas outlet is provided with
One gas outlet hydraulic cylinder 3, its piston rod is towards the direction of air inlet pipe 14, and the end of the piston rod is provided with one piece of side sealing
Plate 2, for sealing the gas outlet in air inlet pipe 14.When the piston rod of gas outlet hydraulic cylinder 3 stretches out, side sealing plate 2 can be made
It is pressed on the gas outlet face of air inlet pipe 14, so that air inlet pipe 14 is pressed in and leaks hunting on station；When this piston rod is retracted, meeting
Side sealing plate 2 is driven to unclamp being fixed and sealing to air inlet pipe 14.
The clamp system of one side of air inlet pipe is provided with fixed support 5.The clamp system has a clamping liquid
Cylinder pressure 6, its piston rod is towards the direction of air inlet pipe 14, and the end of the piston rod is provided with one piece of clamping backing plate 4, for clamp into
Trachea 14.When the piston rod of compression hydraulic cylinder 6 stretches out, clamping backing plate 4 can be made to be pressed on the side of air inlet pipe 14, so that
Air inlet pipe 14 is pressed in leaks hunting on station；When this piston rod is retracted, clamping backing plate 4 can be driven to unclamp the compression to air inlet pipe 14
It is fixed.
The top of framework 1 is provided with an air intake hydraulic cylinder 9, its piston rod is towards air inlet pipe direction, top surface sealing plate
It is connected with the piston rod end of air intake hydraulic cylinder 9 above 13, for sealing the air intake of air inlet pipe 14.When air intake liquid
When the piston rod of cylinder pressure 9 stretches out, top surface sealing plate 13 can be made to be pressed on the air intake face of air inlet pipe 14, so that air inlet pipe 14
It is pressed in and leaks hunting on station；When this piston rod is retracted, top surface sealing plate 13 can be driven to unclamp being fixed to air inlet pipe 14
And sealing.
Second Pneumatic valve 12 is provided with top surface sealing plate 13, this second Pneumatic valve 12 is connected with close through top surface
Pipeline on shrouding 13.When leaking hunting, above-mentioned pipeline is connected with the air intake of air inlet pipe 14, so that the second Pneumatic valve 12 and entering
The intracavity inter-connection of trachea 14.
The top of framework 1 is provided with leak detector 7, first Pneumatic valve 8 is connected with leak detector 7.Leak detector 7 passes through
Pipeline is connected with the second Pneumatic valve 12.When leaking hunting, above-mentioned leak detector 7 detects the air pressure drop numerical value of the inner chamber of air inlet pipe 14.First
8 and second Pneumatic valve of Pneumatic valve 12 controls the air-flow break-make of leak detector 7 or air-flow size.
Electric control system 11 is provided with framework 1, this electric control system 11 is provided with an alarm 10.Electrically
Control system 11 is communicated to connect with above-mentioned leak detector 7, is gathered the air pressure drop signal of the output of leak detector 7 and is analyzed；Electric-controlled
System processed 11 is also electrically connected with air intake hydraulic cylinder 9, gas outlet hydraulic cylinder 3, compression hydraulic cylinder 6, described each hydraulic pressure of control
The action of cylinder.
During work, need first by the through hole not reached with each piece of sealing plate on the outer surface of air inlet pipe 14 with manual seal,
According to the profile of air inlet pipe 14, suitable cushion block 16 is selected, and the T-slot movement along base 17 clamps support 15 to after correct position
It is fixed；Then compression hydraulic cylinder 6, gas outlet hydraulic cylinder 3 start, and clamping backing plate 4, side sealing plate 2 is realized respectively to air inlet
The upper pinch of pipe 14, the clamping in gas outlet face and sealing.Meanwhile, air intake hydraulic cylinder 9 starts, and realizes top surface sealing plate 13
The air intake face of air inlet pipe is clamped and sealed.So far, the pinch seal of air inlet pipe 14 work is completed, and is realized to air inlet tube cavity
The purpose of sealing.Then compressed air is filled with air inlet pipe 14 by the first Pneumatic valve 8, the second Pneumatic valve 12 and pipeline, is reached
Stop supplying and keeping sealing state during to setting pressure, then leak detector 7 starts to detect the air pressure drop number in air inlet tube cavity
It is worth, and this numerical value is converted to into the signal of telecommunication and sends electric control system 11 to.Electric control system 11 is carried out to above-said current signal
Judge, if in the detection time of setting, excursion of the air pressure drop numerical value without departing from setting, then it is assumed that air inlet pipe 14 is not
Gas leakage, conforms to quality requirements；If beyond the excursion of setting, then it is assumed that the gas leakage of air inlet pipe 14, electric control system 11
Alarm 10 can be outputed signal to so as to send alarm, while electric control system 11 controls each hydraulic cylinder stops work
Make.
Disclosed above is only the more excellent specific embodiment of the present invention, but, the present invention is not limited to this, any ability
What the technical staff in domain can think change should all fall into protection scope of the present invention.
Claims (3)
1. a kind of air inlet pipe leak-checking apparatus, including framework, side sealing plate, gas outlet hydraulic cylinder, clamp backing plate, fixed support,
Compression hydraulic cylinder, leak detector, the first Pneumatic valve, air intake hydraulic cylinder, alarm, electric control system, the second Pneumatic valve, top surface
Sealing plate, clamp support, cushion block, base, it is characterised in that framework（1）Base installed above（17）, fixed support（5）, it is fixed
Support（5）On gas outlet hydraulic cylinder is installed（3）, compression hydraulic cylinder（6）, gas outlet hydraulic cylinder（3）Upper seating side sealing plate
（2）, compression hydraulic cylinder（6）Upper installation clamps backing plate（4）, base（17）Upper installation cushion block（16）With clamping support（15）, side
Sealing plate（2）, clamp backing plate（4）, cushion block（16）, clamp support（15）, top surface sealing plate（13）Between pipe laying and tested
Survey part air inlet pipe（14）, top surface sealing plate（13）There is the second Pneumatic valve above（12）, framework（1）Leak detector is housed on top（7）,
One Pneumatic valve（8）, air intake hydraulic cylinder（9）, alarm（10）, alarm（10）Connection electric control system（11）, air intake
Hydraulic cylinder（9）With top surface sealing plate（13）Between be equipped with piston rod, air inlet pipe（14）The Pneumatic valve of inner space second（12）, first
Pneumatic valve（8）With detection air inlet pipe（14）The leak detector of interior air pressure change（7）, the leak detector（7）Connection electric control system
（11）, by fixed support（5）On gas outlet hydraulic cylinder（3）With side sealing plate（2）Composition sealing mechanism, the outlet oral fluid
Cylinder pressure（3）Piston rod and the side sealing plate（2）It is connected, by fixed support（5）On compression hydraulic cylinder（6）And clamping
Backing plate（4）Composition clamp system, the compression hydraulic cylinder（6）Piston rod and the clamping backing plate（4）It is connected, is arranged at frame
Frame（1）The sealing mechanism at top is air intake hydraulic cylinder（9）With top surface sealing plate（13）, the air intake hydraulic cylinder（9）Work
Stopper rod and the top surface sealing plate（13）It is connected, first Pneumatic valve（8）By through the top surface sealing plate（13）'s
Pipeline successively with the second Pneumatic valve（12）, air inlet pipe（14）Air intake is communicated, the base（17）The clamping support of setting（15）
And cushion block（16）Coordinate fixed air inlet pipe together（14）A side, the framework（1）Fixed support on bottom（5）For
The sealing mechanism of fixed air inlet pipe gas outlet and fixed air inlet pipe（14）The clamp system of one side, the framework（1）'s
Top is provided with leak detector（7）, leak detector（7）Connect the first Pneumatic valve（8）, leak detector（7）By pipeline and top surface sealing plate
（13）On the second Pneumatic valve（12）Connection.
2. a kind of air inlet pipe leak-checking apparatus according to claim 1, it is characterised in that electric control system（11）With it is described
Sealing mechanism and the clamp system are electrically connected, according to the leak detector（7）Test signal control the sealing mechanism and
The action of the clamp system, in the leak detector（7）Output alarm signal and stop the air inlet pipe and survey when detecting exception
The action of leakage device.
3. a kind of air inlet pipe leak-checking apparatus according to claim 1, it is characterised in that the electric control system（11）Even
Device taking alarm（10）, in the electric control system（11）During output alarm signal, alarm（10）Send prompting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410224522.XA CN104019949B (en) | 2014-05-24 | 2014-05-24 | Side leakage device for air inlet pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410224522.XA CN104019949B (en) | 2014-05-24 | 2014-05-24 | Side leakage device for air inlet pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104019949A CN104019949A (en) | 2014-09-03 |
| CN104019949B true CN104019949B (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410224522.XA Active CN104019949B (en) | 2014-05-24 | 2014-05-24 | Side leakage device for air inlet pipe |
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| Country | Link |
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| CN (1) | CN104019949B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300630A (en) * | 2015-11-03 | 2016-02-03 | 宁波管通机械有限公司 | Hermetic sealing program control testing stand |
| CN106226008B (en) * | 2016-08-26 | 2018-09-28 | 青岛华涛汽车模具有限公司 | An airtight cold plug integrated machine |
| CN111458075A (en) * | 2019-01-22 | 2020-07-28 | 汉达精密电子(昆山)有限公司 | Aluminum-magnesium part leakage detection equipment |
| CN112113725B (en) * | 2020-09-25 | 2022-05-20 | 青岛固拓自动化设备有限公司 | Air tightness testing device |
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| CN2854564Y (en) * | 2005-12-23 | 2007-01-03 | 重庆宗申技术开发研究有限公司 | Pressure testing device for vehicle air intake pipe |
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| CN104019949A (en) | 2014-09-03 |
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