CN110514358A - A kind of exhaust pipe leakage tester - Google Patents
A kind of exhaust pipe leakage tester Download PDFInfo
- Publication number
- CN110514358A CN110514358A CN201910779463.5A CN201910779463A CN110514358A CN 110514358 A CN110514358 A CN 110514358A CN 201910779463 A CN201910779463 A CN 201910779463A CN 110514358 A CN110514358 A CN 110514358A
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- China
- Prior art keywords
- side port
- exhaust pipe
- cylinder
- mobile
- module
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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
- G01M3/022—Test plugs for closing off the end of a pipe
-
- 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
- G01M3/025—Details with respect to the testing of engines or engine parts
Abstract
The present invention relates to automobile exhaust pipe detection technique fields.A kind of exhaust pipe leakage tester, including leak-testing bracket, mobile supporting module, spring compression module, big mouth plugging module and side port plugging module；The mobile supporting module is arranged on leak-testing bracket, and mobile supporting module is used to support and the lower part of exhaust pipe is driven to carry out running fix；The spring compression module is arranged on leak-testing bracket, and is located at the top of mobile supporting module, and spring compression module is used to compress the top of exhaust pipe；The side of mobile supporting module is arranged in the big mouth plugging module, and big mouth plugging module is used to block in the big mouth of exhaust pipe；The other side of mobile supporting module is arranged in the side port plugging module, and side port plugging module is used to block the side port of exhaust pipe.The advantages of this patent is to promote running fix precision, enhancing firmness, improve detection stability, increase sealing effect.
Description
Technical field
The present invention relates to automobile exhaust pipe detection technique field more particularly to a kind of exhaust pipe leakage testers.
Background technique
Exhaust gas is discharged for guiding exhaust gas caused by engine interior fuel combustion for the exhaust pipe of automobile.Due to
Whether exhaust is smooth to influence dynamic efficiency and noise, therefore the exhaust gas leakage detection of exhaust pipe will affect Throttle Opening Control, in turn
Oil consumption is influenced, therefore causes direct association, and directly influence the performance of engine, the size of noise, oil consumption, it is comprehensive
Upper described, the detection of exhaust pipe is considerable for automobile.
Current exhaust pipe leak detecting device, such as publication number CN206348107U(publication date are 2017.07.21)
A kind of exhaust pipe leak detecting device, including hose sealing unit and hard tube sealing list are disclosed in Chinese utility model patent
Member, hose sealing unit include the hose seal plug, hose support portion and hose snap-gauge set gradually, hard tube sealing unit
Including hard tube snap-gauge and hard tube seal plug, hard tube seal plug is equipped with charged air induction hole, and exhaust pipe both ends to be measured are respectively through soft
After seal of tube plug and the sealing of hard tube seal plug, after pressurizeing by charged air induction hole, leak case is detected.The utility model knot
Structure is simple, easily operated, provides a convenient and practical tool for the leak detection of exhaust pipe, detection process, hose and hard
It is not subjected to displacement between pipe, hose will not be distorted, be deformed, the problems such as causing disconnected pipe.
But above-mentioned exhaust pipe leak detecting device, structure is too simple, can only to exhaust pipe leakage situation into
There is poor sealing effect, and exhaust in leakproofness in carrying out detection process to exhaust pipe in the rough detection of row
There is a problem of in the clamping fastness of pipe securely unstable.
Summary of the invention
It is mobile fixed to provide a kind of promotion for the problem of the purpose of the present invention is to solve the detections of above-mentioned existing automobile exhaust pipe
A kind of exhaust pipe leak-testing dress of the stability that position precision, promotion exhaust pipe clamp, the opening leakproofness on increase exhaust pipe
It sets.
For the purpose of the present invention, it is achieved using following technical scheme: a kind of exhaust pipe leakage tester, including let out
Leak test bracket, mobile supporting module, spring compression module, big mouth plugging module and side port plugging module；The mobile branch
Hold mode block is arranged on leak-testing bracket, and mobile supporting module is used to support and the lower part of exhaust pipe is driven to carry out movement and determines
Position；The spring compression module is arranged on leak-testing bracket, and is located at the top of mobile supporting module, spring compression mould
Block is used to compress the top of exhaust pipe；The side of mobile supporting module is arranged in the big mouth plugging module, and big mouth blocks mould
Block is used to block in the big mouth of exhaust pipe；The other side of mobile supporting module, side port envelope is arranged in the side port plugging module
Stifled module is used to block the side port of exhaust pipe.Having the technical effect that for this patent promotes running fix precision, enhancing firmness, mentions
High detection stability increases sealing effect.
Preferably, the mobile supporting module includes mobile support sliding rail, mobile support cylinder, mobile support plate；
The mobile support plate is arranged on leak-testing bracket by mobile support sliding rail, and mobile branch is provided in mobile support plate
Support cooperation frame；The mobile support cylinder is connect with the side of mobile support plate；Setting on the right side of the mobile supporting module
There is mobile positioning cylinder.Further promote running fix precision.
Preferably, the spring compression module include spring compression bracket, spring compression cylinder, spring holddown and
Multiple spring compression heads；The spring compression bracket is arranged on leak-testing bracket, and spring compression bracket is located at movement
The top of spring compression bracket is arranged in the top of supporting module, the spring compression cylinder, and spring compression cylinder passes through bullet
Spring pressing bracket is connect with the spring holddown, and spring holddown is matched by mobile support guide rod with spring compression bracket
It closes, the bottom of spring holddown is arranged in multiple spring compression heads, and spring compression head supports cooperation frame phase with mobile
Cooperation.It further promotes exhaust pipe and compresses effect.
Preferably, the big mouth plugging module includes that big mouth blocks pedestal, big mouth blocks cylinder and big mouth plugging surface
Plate；The big mouth blocks the left side that mobile supporting module is arranged in pedestal, and the big mouth blocks cylinder setting and seals in big mouth
On stifled pedestal；The big mouth blocks panel and the mobile terminal of big mouth closure cylinder blocks connecting rod company by big mouth, described
Big mouth blocks panel and matches with the big mouth of exhaust pipe.The leakproofness of the big mouth of exhaust pipe is promoted, further convenient for preferably being examined
It surveys, to further promote detection accuracy.
Preferably, the side port plugging module includes side port mobile cylinder, side port sliding rail, side port movable plate, side port
Plug rack, side port block cylinder, side port blocks cylinder body；The left front of leak-testing bracket is arranged in the side port mobile cylinder
Side；The side port movable plate is horizontally set on leak-testing bracket by side port sliding rail, and side port movable plate and side port are moved
Cylinder of taking offence connection；The side port plug rack is arranged on side port movable plate, and the side port blocks cylinder and is inclined at
At the top of side port plug rack；The side port blocks cylinder body and is connect by blocking connecting plate with side port closure cylinder, the side
Mouth blocks cylinder body and the side port of exhaust pipe matches.The leakproofness of exhaust pipe side port is promoted, further convenient for preferably being examined
It surveys, to further promote detection accuracy.
Preferably, the right part of the side port movable plate, which is provided with osculum, blocks cylinder, the osculum blocks cylinder
It is connected with osculum block head by osculum connecting plate, the osculum block head matches with exhaust pipe osculum.Further promoted
The leakproofness of exhaust pipe osculum.
Preferably, being provided with running fix block on the right side of the spring compression bracket, the running fix block is equipped with V
Type opening, the V-type opening are matched with mobile positioning cylinder.Convenient for further progress positioning.
Preferably, the big mouth, which blocks, is provided with closure cooperation spring in connecting rod, blocked convenient for further being promoted
Effect.
Preferably, the spring compression mid-stent is additionally provided with marking machine.It is convenient for text and pattern is scribed.
Preferably, covering three branch pipes of exhaust pipe at the mobile top for supporting cooperation frame, pass through mobile supporting module
On mobile support cylinder drive the exhaust pipe in mobile support plate to be moved forward and backward positioning；Spring compression in spring compression module
Cylinder drives four spring compression heads being fixed three branch pipes of exhaust pipe on spring holddown；It is blocked by big mouth
Big mouth in module blocks the big mouth closure that cylinder drives big mouth to block panel for exhaust pipe；Pass through the side in side port plugging module
Mouthful mobile cylinder drives side port movable plate to be horizontally moved positioning, and by side port block cylinder drive side port closure cylinder body by
The side port of exhaust pipe blocks；Blocking cylinder by osculum drives osculum block head to block the osculum of exhaust pipe, and nozzle is sealed
Gas is conveyed inward after stifled is made whether leak detection.
A kind of exhaust pipe leakage tester by adopting the above technical scheme, the device pass through mobile supporting module convenient for row
Accurately efficiency is moved in running fix and promotion to tracheae；It is convenient for exhaust pipe compression is fixed by spring compression module,
Promote stability during the test；By big mouth plugging module and side port plugging module respectively by each nozzle of exhaust pipe
It blocks, to further promote the accuracy of detection accuracy and detection.In conclusion the advantages of this patent is to promote movement to determine
Position precision, improves detection stability, increases sealing effect enhancing firmness.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of exhaust pipe leakage tester of the present invention.
Fig. 2 is the structural schematic diagram of exhaust pipe.
Fig. 3 is the explosive view for flowing leakage tester.
Specific embodiment
As shown in Fig. 2, as shown in the figure to need the exhaust pipe detected, which includes being responsible for 70 and three branch pipes 71,
Three branch pipes 71 are connected with supervisor 70, and regularly arranged；Left side positioned at supervisor 70 is provided with big opening 72；Positioned at supervisor's
Front upper side is provided with side port 73, and osculum 74 is provided on front side of supervisor.
As shown in Figure 1 to Figure 3, a kind of exhaust pipe leakage tester, the device include leak-testing bracket 1, mobile branch
Hold mode block 2, spring compression module 3, big mouth plugging module 4 and side port plugging module 5；The setting of mobile supporting module 2 exists
On leak-testing bracket 1, and mobile supporting module 2 is used to support and the lower part of exhaust pipe is driven to carry out running fix；Described
Spring compression module 3 is arranged on leak-testing bracket 1, and is located at the top of mobile supporting module 2, and spring compression module 3 is used
In the top for compressing exhaust pipe；The side of mobile supporting module 2, big mouth plugging module 4 is arranged in the big mouth plugging module 4
For the big opening 72 of exhaust pipe to be blocked；The other side of mobile supporting module 2, side is arranged in the side port plugging module 5
Mouth plugging module 5 is for blocking the side port 73 of exhaust pipe.
As shown in figure 3, mobile supporting module 2 includes mobile support sliding rail 621, mobile support cylinder 622, mobile support plate
623；Mobile support plate 623 is arranged on leak-testing bracket 1 by mobile support sliding rail 621, is arranged in mobile support plate 623
There is mobile support cooperation frame 624；Mobile support cylinder 622 is connect with the side of mobile support plate 623, supports cylinder by mobile
622 drive mobile support plate 623 to be moved forward and backward, and promote mobile efficiency.Running fix is provided on the right side of mobile supporting module 2
Cylinder 625 prevents mobile supporting module 2 from being moved left and right, promotes further stability by mobile positioning cylinder 625.
Spring compression module 3 includes spring compression bracket 631, spring compression cylinder 632, spring holddown 633 and four
Spring compression head 634；Spring compression bracket 631 is arranged on leak-testing bracket 1, and spring compression bracket 631 is located at movement
The top of spring compression bracket 631 is arranged in the top of supporting module 2, spring compression cylinder 632, and spring compression cylinder 632 is worn
It crosses spring compression bracket 631 to connect with spring holddown 633, drives spring holddown 633 to carry out by spring compression cylinder 632
Lifting, convenient for preferably carrying out running fix.Spring holddown 633 passes through mobile support guide rod and matches with spring compression bracket 631
It closes, the bottom of spring holddown 633 is arranged in multiple spring compression heads 634, and spring compression head 634 and mobile support cooperate frame
624 match, and are further promoted by spring compression head 634 and compress effect.It is mobile fixed to be provided on the right side of spring compression bracket 631
Position block, the running fix block are open equipped with V-type, and V-type opening is matched with mobile positioning cylinder 625, convenient for further mentioning
Rise positioning accuracy.It is additionally provided with marking machine 635 in the middle part of spring compression bracket 631, pattern is carried out by marking machine 635 or text is beaten
Mark.
Big mouth plugging module 4 includes that big mouth blocks pedestal 641, big mouth blocks cylinder 642 and big mouth blocks panel 643；Greatly
Mouth blocks the left side that mobile supporting module 2 is arranged in pedestal 641, and big mouth blocks the setting of cylinder 642 in big mouth closure pedestal 641
On；Big mouth blocks panel 643 and the mobile terminal of big mouth closure cylinder 642 is connected by big mouth closure connecting rod, is blocked by big mouth
Panel 643 blocks the big mouth of exhaust pipe, promotes plugging effect.Big mouth, which blocks, is provided with closure cooperation spring in connecting rod
6421, it further promotes plugging effect and promotes detection accuracy.
Side port plugging module 5 includes side port mobile cylinder 651, side port sliding rail 652, side port movable plate 653, side port closure branch
Frame 654, side port block cylinder 655, side port blocks cylinder body 656, osculum blocks cylinder 657, osculum block head 658；Side port is mobile
The front left side of leak-testing bracket 1 is arranged in cylinder 651；Side port movable plate 653 is horizontally set on leakage by side port sliding rail 652
On test bracket 1, side port movable plate 653 is connect with side port mobile cylinder 651, and drives side port by side port mobile cylinder 651
Movable plate 653 is mobile, promotes mobile efficiency.Side port plug rack 654 is arranged on side port movable plate 653, and side port blocks cylinder
655 are inclined at 654 top of side port plug rack；Side port blocks cylinder body 656 and blocks cylinder by blocking connecting plate and side port
655 connections block cylinder 655 by side port and side port closure cylinder body 656 are driven to block exhaust pipe side port.Osculum blocks cylinder
657 are arranged in the right part of side port movable plate 653, and osculum block head 658 blocks cylinder 657 by osculum connecting plate and osculum and connects
It connects, cylinder 657 is blocked by osculum, osculum block head 658 is driven to block the osculum of exhaust pipe.
When work, 3 branch pipes of exhaust pipe are covered at the mobile top for supporting cooperation frame 624, mobile supporting module 2 is passed through
On mobile support cylinder 622 drive the exhaust pipe in mobile support plate 623 to be moved forward and backward positioning；In spring compression module 3
Spring compression cylinder 632 drives four spring compression heads 634 on spring holddown 633 by the compression of 3 branch pipes of exhaust pipe
It is fixed；The big mouth envelope that cylinder 642 drives big mouth to block panel 643 for exhaust pipe is blocked by the big mouth in big mouth plugging module 4
It is stifled；It drives side port movable plate 653 to be horizontally moved positioning by the side port mobile cylinder 651 in side port plugging module 5, and leads to
It crosses side port and blocks the side port closure that cylinder 655 drives side port to block cylinder body 656 for exhaust pipe；657 band of cylinder is blocked by osculum
Dynamic osculum block head 658 blocks the osculum of exhaust pipe, conveys gas after nozzle is blocked inward and is made whether leak detection.
The leakage tester passes through mobile supporting module 2 and is convenient for exhaust pipe accurately running fix and the mobile effect of promotion
Rate；It is convenient for exhaust pipe compression is fixed by spring compression module 3, promotes stability during the test；By big
Mouthful plugging module 4 and side port plugging module 5 respectively block each nozzle of exhaust pipe, thus further promoted detection accuracy with
And the accuracy of detection.
In conclusion having the technical effect that for this patent promotes running fix precision, enhancing firmness, improves detection stabilization
Property, increase sealing effect.
Claims (10)
1. a kind of exhaust pipe leakage tester, which is characterized in that the device includes leak-testing bracket (1), mobile branch hold mode
Block (2), spring compression module (3), big mouth plugging module (4) and side port plugging module (5)；The mobile supporting module (2)
It is arranged on leak-testing bracket (1), and mobile supporting module (2) are used to support and the lower part of exhaust pipe is driven to carry out movement and determine
Position；The spring compression module (3) is arranged on leak-testing bracket (1), and is located at the top of mobile supporting module (2),
Spring compression module (3) is used to compress the top of exhaust pipe；Big mouth plugging module (4) setting is in mobile supporting module
(2) side, big mouth plugging module (4) are used to block in the big mouth of exhaust pipe；Side port plugging module (5) setting is moving
The other side of dynamic supporting module (2), side port plugging module (5) are used to block the side port of exhaust pipe.
2. a kind of exhaust pipe leakage tester according to claim 1, which is characterized in that the mobile supporting module
It (2) include mobile support sliding rail (621), mobile support cylinder (622), mobile support plate (623)；The mobile support plate
(623) it is arranged on leak-testing bracket (1) by mobile support sliding rail (621), is provided with movement on mobile support plate (623)
Support cooperation frame (624)；The mobile support cylinder (622) connect with the side of mobile support plate (623)；The movement
Mobile positioning cylinder (625) are provided on the right side of supporting module (2).
3. a kind of exhaust pipe leakage tester according to claim 1, which is characterized in that the spring compression module
It (3) include spring compression bracket (631), spring compression cylinder (632), spring holddown (633) and multiple spring compression heads
(634)；The spring compression bracket (631) is arranged on leak-testing bracket (1), and spring compression bracket (631) is located at
The top of mobile supporting module (2), the spring compression cylinder (632) are arranged in the top of spring compression bracket (631), bullet
Spring pressing cylinder (632) passes through spring compression bracket (631) and connect with the spring holddown (633), and spring holddown
(633) cooperated by mobile support guide rod and spring compression bracket (631), multiple spring compression heads (634) setting exists
The bottom of spring holddown (633), and spring compression head (634) supports cooperation frame (624) to match with mobile.
4. a kind of exhaust pipe leakage tester according to claim 1, which is characterized in that the big mouth plugging module
It (4) include that big mouth blocks pedestal (641), big mouth blocks cylinder (642) and big mouth blocks panel (643)；The big mouth blocks
In the left side of mobile supporting module (2), the big mouth blocks cylinder (642) setting and blocks bottom in big mouth for pedestal (641) setting
On seat (641)；The big mouth blocks panel (643) and the mobile terminal of big mouth closure cylinder (642) is connected by the closure of big mouth
Bar connects, and the big mouth blocks panel (643) and matches with the big mouth of exhaust pipe.
5. a kind of exhaust pipe leakage tester according to claim 1, which is characterized in that the side port plugging module
It (5) include side port mobile cylinder (651), side port sliding rail (652), side port movable plate (653), side port plug rack (654), side port
Block cylinder (655), side port blocks cylinder body (656)；The side port mobile cylinder (651) is arranged in leak-testing bracket (1)
Front left side；The side port movable plate (653) is horizontally set on leak-testing bracket (1) by side port sliding rail (652), and
Side port movable plate (653) is connect with side port mobile cylinder (651)；Side port plug rack (654) setting is mobile in side port
On plate (653), the side port blocks cylinder (655) and is inclined at the top of side port plug rack (654)；The side port envelope
Stifled cylinder body (656) are connect by blocking connecting plate with side port closure cylinder (655), and the side port blocks cylinder body (656) and row
The side port of tracheae matches.
6. a kind of exhaust pipe leakage tester according to claim 1, which is characterized in that the side port movable plate
(653) right part is provided with osculum and blocks cylinder (657), and the osculum blocks cylinder (657) and connected by osculum connecting plate
Have osculum block head (658), the osculum block head (658) matches with exhaust pipe osculum.
7. a kind of exhaust pipe leakage tester according to claim 1, which is characterized in that the spring compression bracket
(631) right side is provided with running fix block, and the running fix block is open equipped with V-type, the V-type opening and running fix
Cylinder (625) matches.
8. a kind of exhaust pipe leakage tester according to claim 1, which is characterized in that the big mouth blocks connection
Closure cooperation spring (6421) is provided on bar.
9. a kind of exhaust pipe leakage tester according to claim 1, which is characterized in that the spring compression bracket
(631) middle part is additionally provided with marking machine (635).
10. a kind of exhaust pipe leakage tester according to claim 1, which is characterized in that by by the three of exhaust pipe
Root branch pipe covers at the mobile top for supporting cooperation frame (624), passes through the mobile support cylinder (622) on mobile supporting module (2)
The exhaust pipe on mobile support plate (623) is driven to be moved forward and backward positioning；Spring compression cylinder in spring compression module (3)
(632) four spring compression heads (634) being fixed three branch pipes of exhaust pipe on spring holddown (633) is driven；
The big mouth envelope that cylinder (642) drive big mouth to block panel (643) for exhaust pipe is blocked by the big mouth in big mouth plugging module (4)
It is stifled；Side port movable plate (653) are driven to be horizontally moved by the side port mobile cylinder (651) in side port plugging module (5) fixed
Position, and the side port closure that cylinder (655) drive side port to block cylinder body (656) for exhaust pipe is blocked by side port；It is sealed by osculum
Gas shutoff cylinder (657) drives osculum block head (658) to block the osculum of exhaust pipe, conveyed inward after nozzle is blocked gas into
Row whether leak detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910779463.5A CN110514358A (en) | 2019-08-22 | 2019-08-22 | A kind of exhaust pipe leakage tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910779463.5A CN110514358A (en) | 2019-08-22 | 2019-08-22 | A kind of exhaust pipe leakage tester |
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| CN110514358A true CN110514358A (en) | 2019-11-29 |
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ID=68626513
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| CN201910779463.5A Pending CN110514358A (en) | 2019-08-22 | 2019-08-22 | A kind of exhaust pipe leakage tester |
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Application publication date: 20191129 |