CN103528766A - Tool for detecting air tightness of exhaust pipe - Google Patents
Tool for detecting air tightness of exhaust pipe Download PDFInfo
- Publication number
- CN103528766A CN103528766A CN201310488837.0A CN201310488837A CN103528766A CN 103528766 A CN103528766 A CN 103528766A CN 201310488837 A CN201310488837 A CN 201310488837A CN 103528766 A CN103528766 A CN 103528766A
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- cylinder
- rubber blanket
- fixed
- air cylinder
- piston rod
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- Examining Or Testing Airtightness (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a tool for detecting the air tightness of an exhaust pipe. A horizontal plate is fixedly arranged on the inner bottom plate of a pool; a first air cylinder is arranged on the left part of the top surface of the horizontal plate through a bracket; a piston rod of the first air cylinder faces the right part of the top surface of the horizontal plate; a sealing plate is vertically fixed to the end part of the piston rod; a moveable rubber cushion is covered on the right plate surface of the sealing plate; a fixed rubber cushion is horizontally fixed to the right part of the top surface of the horizontal plate; a positioning pin is vertically arranged on each of the left end part and the right end part of the fixed rubber cushion; an L-shaped air inlet is formed in the middle part of the fixed rubber cushion; a second air cylinder is vertically arranged on the front side of the fixed rubber cushion; a third air cylinder is vertically arranged on the back side of the fixed rubber cushion; the second air cylinder is positioned between the first air cylinder and the third air cylinder; the second air cylinder and the third air cylinder are both fixedly arranged on the inner bottom plate of the pool; a horizontal pressing plate is fixed to the upper end of the piston rod of each of the second air cylinder and the third air cylinder. The tool can accurately, conveniently and quickly detect the air tightness of the exhaust pipe.
Description
Technical field
The invention belongs to gas outlet production testing field, specifically, relate in particular to the detection frock of the airtight property of a kind of gas outlet.
Background technology
As everyone knows, gas outlet is a vitals of automobile exhaust system, and it is for realizing exhaust, thereby the impermeability of gas outlet is had relatively high expectations, and therefore when producing gas outlet, need to carry out impermeability detection.
Summary of the invention
Technical matters to be solved by this invention is to provide the airtight property of a kind of gas outlet to detect frock, and wish is carried out impermeability detection by this frock to gas outlet.
Technical scheme of the present invention is as follows: the airtight property of a kind of gas outlet detects frock, it is characterized in that: comprise pond (1) and fixing rubber blanket (7), wherein on the inner bottom plating of pond (1), be installed with a leveling board (2), left part at leveling board end face is provided with first cylinder (4) by support (3), the piston rod of this first cylinder is towards the right part of leveling board (2) end face, and be vertically fixed with plate sealing together (5) in the end of this piston rod, and the right panel face of seal pad (5) is coated with an active rubber pad (6); Described fixedly rubber blanket (7) is horizontally fixed on the right part of leveling board (2) end face, fixedly left part and the right part of rubber blanket are all vertically provided with a register pin (8) for these, and fixedly rubber blanket (7) middle part has the air admission hole (7a) of " L " shape, the fixedly side of rubber blanket (7) is run through in the horizontal segment outer end of this air admission hole, and the fixedly end face of rubber blanket is run through in vertical section of upper end of air admission hole (7a);
Described fixedly rubber blanket (7) front side is vertically provided with second cylinder (9), this fixedly rubber blanket rear side be vertically provided with the 3rd cylinder (10), and the second cylinder (9) is positioned between described the first cylinder (4) and the 3rd cylinder (10); Described second and third cylinder (9,10) is all fixedly mounted on the inner bottom plating of pond (1), and the piston rod upper end of these two cylinders is all fixed with a horizontal pressure foot (11).
While adopting this frock to carry out impermeability detection to producing firm gas outlet out, first by the end face laminating of gas outlet to be detected (P) air intake opening and described fixedly rubber blanket (7), and by described register pin (8), gas outlet (P) is positioned, after having good positioning, vertical section of upper end of described air admission hole (7a) is deflated the air intake opening hide of pipe (P), next starts the second cylinder (9) and the 3rd cylinder (10), and by horizontal pressure foot (11) separately, gas outlet (P) is compressed, then start described the first cylinder (4) gas outlet of gas outlet (P) is airtight, so in theory form a confined space, thereafter, (1) interior water filling to pond, and gas outlet (P) is immersed in to underwater completely, last toward interior the injecting gas of described air admission hole (7a), and by whether there being bubble to judge the whether porose or sand holes of gas outlet (P) on the observation water surface, if while there is bubble on the water surface, illustrate on gas outlet (P) and leave hole or sand holes, so the impermeability of this gas outlet (P) is defective, otherwise, if while there is not bubble on the water surface, illustrates on gas outlet (P) and there is no hole or sand holes, so the impermeability of this gas outlet (P) is qualified.
In sum, this frock can detect the impermeability of gas outlet (P) accurately, quickly and easily, and this frock is simple in structure, compact, easy to implement, has good technology and economic worth, is suitable for extensively promoting the use.
In the present invention, described register pin (8) is two-part multidiameter structure, and the diameter of its epimere is less than the diameter of hypomere.
For the ease of fixing described horizontal pressure foot (11), spy is sleeved on this horizontal pressure foot (11) the piston rod upper end of corresponding cylinder, and is locked by corresponding set nut.
In the present invention, described support (3) consists of left stretcher body (3a) and right stretcher body (3b), wherein left stretcher body (3a) and right stretcher body (3b) are fixed by screws in together, these two support bodys are fixed on the left part of described leveling board (2) end face simultaneously, and described the first cylinder (4) is fixedly mounted on the top of left stretcher body (3a).
Adopt above structure, described the first cylinder (4) can not only be installed easily, and install firm, compact conformation.
accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the vertical view of Fig. 1.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
As shown in Figure 1, 2, airtight property detects a frock, mainly by pond 1, leveling board 2, support 3, the first cylinder 4, seal pad 5, active rubber pad 6, fixedly rubber blanket 7, register pin 8, the second cylinder 9, the 3rd cylinder 10 and horizontal pressure foot 11 etc. form.Wherein, described pond 1 is a large container, for filling water.On the inner bottom plating in above-mentioned pond 1, be installed with a leveling board 2, this leveling board 2 is located by the position-limitting pin 12 vertically arranging, and is fixedly connected with the inner bottom plating in described pond 1 by the attachment screw 13 of vertical setting.
Left part at described leveling board 2 end faces is provided with first cylinder 4 by support 3, and the piston rod of this first cylinder 4 is towards the right part of leveling board 2 end faces.And, in the piston rod end of described the first cylinder 4, be vertically fixed with plate 5 sealing together, at the right panel face of seal pad 5, be coated with an active rubber pad 6, during use, seal pad 5 and active rubber pad 6 are for the gas outlet of sealing exhaust pipe.As preferably, described support 3 consists of left stretcher body 3a and right stretcher body 3b, together with wherein left stretcher body 3a is fixed by screws in right stretcher body 3b, these two support bodys are fixed on the left part of described leveling board 2 end faces simultaneously, and described the first cylinder 4 is fixedly mounted on the top of left stretcher body 3a.
As Fig. 1,2 can find out, described fixedly rubber blanket 7 is horizontally fixed on the right part of leveling board 2 end faces, and fixedly left part and the right part of rubber blanket 7 are all vertically provided with a register pin 8 for these.Above-mentioned register pin 8 is two-part multidiameter structure, and the diameter of these register pin 8 epimeres is less than the diameter of register pin hypomere.And described fixedly rubber blanket 7 middle parts have the air admission hole 7a of " L " shape, the fixedly side of rubber blanket 7 is run through in the horizontal segment outer end of this air admission hole 7a, and the fixedly end face of rubber blanket is run through in the vertical section of upper end of air admission hole 7a.
The front side of described fixedly rubber blanket 7 is vertically provided with second cylinder 9, this fixedly the rear side of rubber blanket 7 be vertically provided with the 3rd cylinder 10, and the second cylinder 9 is between described the first cylinder 4 and the 3rd cylinder 10.Described second and third cylinder 9,10 is all fixedly mounted on the inner bottom plating in pond 1, and the piston rod upper end of these two cylinders is all fixed with a horizontal pressure foot 11.As preferably, described horizontal pressure foot 11 is sleeved on the piston rod upper end of corresponding cylinder, and by corresponding set nut, is locked at the piston rod upper end of corresponding cylinder.
The foregoing is only preferred embodiment of the present invention, not take the present invention as restriction, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (4)
1. the airtight property of gas outlet detects frock, it is characterized in that: comprise pond (1) and fixing rubber blanket (7), wherein on the inner bottom plating of pond (1), be installed with a leveling board (2), left part at leveling board end face is provided with first cylinder (4) by support (3), the piston rod of this first cylinder is towards the right part of leveling board (2) end face, and be vertically fixed with plate sealing together (5) in the end of this piston rod, and the right panel face of seal pad (5) is coated with an active rubber pad (6); Described fixedly rubber blanket (7) is horizontally fixed on the right part of leveling board (2) end face, fixedly left part and the right part of rubber blanket are all vertically provided with a register pin (8) for these, and fixedly rubber blanket (7) middle part has the air admission hole (7a) of " L " shape, the fixedly side of rubber blanket (7) is run through in the horizontal segment outer end of this air admission hole, and the fixedly end face of rubber blanket is run through in vertical section of upper end of air admission hole (7a);
Described fixedly rubber blanket (7) front side is vertically provided with second cylinder (9), this fixedly rubber blanket rear side be vertically provided with the 3rd cylinder (10), and the second cylinder (9) is positioned between described the first cylinder (4) and the 3rd cylinder (10); Described second and third cylinder (9,10) is all fixedly mounted on the inner bottom plating of pond (1), and the piston rod upper end of these two cylinders is all fixed with a horizontal pressure foot (11).
2. the airtight property of gas outlet according to claim 1 detects frock, it is characterized in that: described register pin (8) is two-part multidiameter structure, and the diameter of its epimere is less than the diameter of hypomere.
3. the airtight property of gas outlet according to claim 1 and 2 detects frock, it is characterized in that: described horizontal pressure foot (11) is sleeved on the piston rod upper end of corresponding cylinder, and is locked by corresponding set nut.
4. the airtight property of gas outlet according to claim 1 detects frock, it is characterized in that: described support (3) consists of left stretcher body (3a) and right stretcher body (3b), wherein left stretcher body (3a) and right stretcher body (3b) are fixed by screws in together, these two support bodys are fixed on the left part of described leveling board (2) end face simultaneously, and described the first cylinder (4) is fixedly mounted on the top of left stretcher body (3a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310488837.0A CN103528766B (en) | 2013-10-17 | 2013-10-17 | A kind of gas outlet air-tightness detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310488837.0A CN103528766B (en) | 2013-10-17 | 2013-10-17 | A kind of gas outlet air-tightness detection tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103528766A true CN103528766A (en) | 2014-01-22 |
| CN103528766B CN103528766B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310488837.0A Expired - Fee Related CN103528766B (en) | 2013-10-17 | 2013-10-17 | A kind of gas outlet air-tightness detection tool |
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| Country | Link |
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| CN (1) | CN103528766B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104227607A (en) * | 2014-09-11 | 2014-12-24 | 河南飞龙(芜湖)汽车零部件有限公司 | Exhaust pipe leakage check clamping tool |
| CN105092176A (en) * | 2015-09-29 | 2015-11-25 | 重庆民发汽车配件有限责任公司 | Leakage testing tool for exhaust manifold |
| CN105203266A (en) * | 2015-10-14 | 2015-12-30 | 重庆民发汽车配件有限责任公司 | Exhaust manifold air tightness detecting tool |
| CN105222966A (en) * | 2015-10-14 | 2016-01-06 | 重庆民发汽车配件有限责任公司 | A kind of air type exhaust manifold air-tightness detection tool |
| CN108168801A (en) * | 2017-12-29 | 2018-06-15 | 湖南长丰汽车零部件有限责任公司 | A kind of exhaust pipe air-tightness detection tool |
| CN109341983A (en) * | 2018-08-09 | 2019-02-15 | 柳州通亿汽车配件制造有限公司 | A kind of pressure measuring tool |
| CN109580111A (en) * | 2018-12-14 | 2019-04-05 | 陕西迈拓克能源科技有限公司 | A kind of detecting instrument of vehicle exhaust composite pipe tightness |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH08178803A (en) * | 1994-12-27 | 1996-07-12 | Daifuku Co Ltd | Exhaust pipe connector for test equipment of internal combustion engine |
| CN201311337Y (en) * | 2008-06-26 | 2009-09-16 | 上海工业自动化仪表研究所 | Air-tightness check clamper of industrial product |
| CN201514309U (en) * | 2009-08-14 | 2010-06-23 | 浙江豪情汽车制造有限公司 | Leakage test device for exhaust manifold gasket of engine |
| CN102279106A (en) * | 2011-03-31 | 2011-12-14 | 重庆长安汽车股份有限公司 | Exhaust pipe thermal insulating sound insulating device used for detecting engine noise |
| WO2012005199A1 (en) * | 2010-07-05 | 2012-01-12 | 国立大学法人山口大学 | Leakage inspection device and leakage inspection method |
| CN202119602U (en) * | 2011-06-22 | 2012-01-18 | 芜湖恒耀汽车零部件有限公司 | Air tightness detection machine for automobile exhaust pipe |
| CN103123291A (en) * | 2011-11-21 | 2013-05-29 | 李忠良 | Dedicated detection mechanism for car supercharger volute casing |
| CN203534776U (en) * | 2013-10-17 | 2014-04-09 | 重庆民发汽车配件有限责任公司 | Exhaust pipe airtightness detection tool |
-
2013
- 2013-10-17 CN CN201310488837.0A patent/CN103528766B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08178803A (en) * | 1994-12-27 | 1996-07-12 | Daifuku Co Ltd | Exhaust pipe connector for test equipment of internal combustion engine |
| CN201311337Y (en) * | 2008-06-26 | 2009-09-16 | 上海工业自动化仪表研究所 | Air-tightness check clamper of industrial product |
| CN201514309U (en) * | 2009-08-14 | 2010-06-23 | 浙江豪情汽车制造有限公司 | Leakage test device for exhaust manifold gasket of engine |
| WO2012005199A1 (en) * | 2010-07-05 | 2012-01-12 | 国立大学法人山口大学 | Leakage inspection device and leakage inspection method |
| CN102279106A (en) * | 2011-03-31 | 2011-12-14 | 重庆长安汽车股份有限公司 | Exhaust pipe thermal insulating sound insulating device used for detecting engine noise |
| CN202119602U (en) * | 2011-06-22 | 2012-01-18 | 芜湖恒耀汽车零部件有限公司 | Air tightness detection machine for automobile exhaust pipe |
| CN103123291A (en) * | 2011-11-21 | 2013-05-29 | 李忠良 | Dedicated detection mechanism for car supercharger volute casing |
| CN203534776U (en) * | 2013-10-17 | 2014-04-09 | 重庆民发汽车配件有限责任公司 | Exhaust pipe airtightness detection tool |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104227607A (en) * | 2014-09-11 | 2014-12-24 | 河南飞龙(芜湖)汽车零部件有限公司 | Exhaust pipe leakage check clamping tool |
| CN105092176A (en) * | 2015-09-29 | 2015-11-25 | 重庆民发汽车配件有限责任公司 | Leakage testing tool for exhaust manifold |
| CN105203266A (en) * | 2015-10-14 | 2015-12-30 | 重庆民发汽车配件有限责任公司 | Exhaust manifold air tightness detecting tool |
| CN105222966A (en) * | 2015-10-14 | 2016-01-06 | 重庆民发汽车配件有限责任公司 | A kind of air type exhaust manifold air-tightness detection tool |
| CN108168801A (en) * | 2017-12-29 | 2018-06-15 | 湖南长丰汽车零部件有限责任公司 | A kind of exhaust pipe air-tightness detection tool |
| CN109341983A (en) * | 2018-08-09 | 2019-02-15 | 柳州通亿汽车配件制造有限公司 | A kind of pressure measuring tool |
| CN109580111A (en) * | 2018-12-14 | 2019-04-05 | 陕西迈拓克能源科技有限公司 | A kind of detecting instrument of vehicle exhaust composite pipe tightness |
| CN109580111B (en) * | 2018-12-14 | 2024-06-04 | 昌谷汽车科技(宁波)有限公司 | Detecting instrument for tightness of tail gas pipe of automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103528766B (en) | 2015-12-02 |
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Granted publication date: 20151202 Termination date: 20161017 |