CN202631505U - Tail gas tube extension device for assisting automobile tail gas detection - Google Patents
Tail gas tube extension device for assisting automobile tail gas detection Download PDFInfo
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- CN202631505U CN202631505U CN 201220229633 CN201220229633U CN202631505U CN 202631505 U CN202631505 U CN 202631505U CN 201220229633 CN201220229633 CN 201220229633 CN 201220229633 U CN201220229633 U CN 201220229633U CN 202631505 U CN202631505 U CN 202631505U
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- tail gas
- underframe
- slide block
- elevating mechanism
- detects
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Abstract
The utility model discloses a tail gas tube extension device for assisting automobile tail gas detection. The device comprises an underframe, tail gas extension tubes and a supporting mechanism, wherein the supporting mechanism comprises two sleeves the axial center of which are on the same straight line; each sleeve is respectively arranged on a lifting mechanism; the two lifting mechanisms are arranged on the underframe in parallel; and the tail gas extension tubes are sleeved in the two sleeves. The tail gas tube extension device for assisting automobile tail gas detection provided by the utility model has the beneficial effect that a tail gas extension tube is additionally arranged for overcoming the disadvantage of insufficient length of the tail gas probe and prolonging the length; in addition, to meet the requirement of various heights and tail gas orientations, the tail gas extension tubes are arranged on the two adjustable lifting mechanisms, and therefore, the utility model provides the tail gas tube extension device which is low in cost, ingenious in structure, convenient to operate, wide in applicability, and capable of effectively assisting automobile tail gas detection.
Description
Technical field
The utility model relates to vehicle exhaust pick-up unit technical field, the offgas duct extension apparatus that a kind of car assisted tail gas of more specifically saying so detects.
Background technology
One of primary pollution source in the air pollution comes from vehicle exhaust, and the use of automobile in the middle of daily life is inevitable, and therefore control and the detection to vehicle exhaust just seems particularly important, must accomplish strictness and standard.
State Environmental Protection Administration has issued and implemented GB18285-2005 " spark-ignition engine automobile exhaust pollutant discharge limit value and measuring method (double idle method and simple and easy operating condition method) " on May 30th, 2005.Except that regulation double idle method exhaust limit value and measuring method, steady state condition method (ASM), constant-volume sampling transient behavior method (CVS), three kinds of measuring methods of VMAS have been stipulated simultaneously in the new standard.VMAS measured automobiles exhaust contaminant is to estimate vehicle in use exhaust pollution situation with the form of discharging gross mass, with CVS correlativity is preferably arranged, by the standard method of many local environmental administrations as the local measurement automobile exhaust contaminant.
VMAS discharging detection system comprises road simulation dynamometer, exhaust analyzer, traffic analyzer (or claiming flowmeter) and host computer system.Whole testing process comprises 40S setup time and the cyclic process of 195S test run; Need the operator that the stopple coupon (tail gas probe) of exhaust analyzer is inserted the gas outlet 250mm degree of depth at least; Be used for analyzing concentration of pollution discharge in the gas outlet; And the gas collection flexible pipe (diameter is not less than 100mm) of traffic analyzer facing to gas outlet, generally the gas collection Hose Jacket on gas outlet, leave a fixed gap; Guarantee that the flow after the dilution reaches setting, sucks the whole tail gas and the part diluent air of vehicle discharge through the air pump of gas flow rate analyzer.The discharging detection system records the emission gases concentration of each instantaneous (per second) through exhaust analyzer; Record the emission gases flow of each instantaneous (per second) with traffic analyzer; With the multiply each other exhaust quality of the various exhaust gas compositions that draw each instantaneous (per second) of the density of every kind of emission gases; Thereby draw the pollutant quality that vehicle each second emits; Separate out the discharge quality (main exhaust contaminant comprises CO, HC and NO, and measurement unit is g/km) of vehicle exhaust contaminant under load condition through iterated integral.
The vehicle exhaust pick-up unit that occurs in the market, like the disclosed a kind of motor vehicle exhaust emission detection system of ZL200920086241.7, it comprises analyser, filtering flask, tail gas probe, exhaust collection pipe.Need the tail gas probe be navigated to the exhaust pipe mouth place of automobile in the middle of detecting, the testing staff locatees by hand before, but test environment is more abominable, and is bigger to testing staff's healthy injury, so people begin to adopt some aids to substitute.
Therefore; The applicant has designed a kind of probe socket of vehicle exhaust pick-up unit; And to have obtained the patent No. be the utility model patent of ZL201120076621.X; Be through apparatus the tail gas probe to be navigated to the exhaust pipe mouth place of automobile in wherein should technology, yet the length of tail gas probe just has the length limitation when dispatching from the factory, therefore length be just inapplicable when detecting such as the oversize vehicle of truck, truck and so on.
The utility model content
The purpose of the utility model is to overcome can not effectively match with the automobile exhaust pipe deficiency of work of prior art vehicle exhaust pick-up unit; Provide a kind of with low cost, structure is dexterous, easy to operate, wide adaptability, can effectively carry out the offgas duct extension apparatus that the car assisted tail gas of back work detects.
In order to reach above purpose; The utility model is realized through following technical scheme: the offgas duct extension apparatus that a kind of car assisted tail gas detects; Comprise underframe, tail gas extension pipe and supporting mechanism, it is characterized in that described supporting mechanism comprises that the axle center is at collinear two sleeve pipes; Each sleeve pipe is separately positioned on the elevating mechanism, and two elevating mechanisms are set in parallel on the underframe; Said tail gas extension pipe is sheathed in two sleeve pipes.
To can not effectively the match deficiency of work of prior art vehicle exhaust pick-up unit with automobile exhaust pipe; Major defect is that the length of tail gas probe just has the length limitation when dispatching from the factory; Can not mate oversize vehicle like truck, truck and so on; Therefore the utility model has been set up a tail gas extension pipe, is used to prolong the curtailment defective that remedies the tail gas probe.In order to satisfy the difference in various height of cars, tail gas orientation, tail gas extension pipe is arranged on two elevating mechanisms that can regulate in addition.
As preferably, each elevating mechanism has included slide bar, slide block and pressure spring, and slide bar is arranged on the underframe, and slide block is located on the slide bar; The slide block that wherein is positioned at the elevating mechanism of frame rear side all is arranged with the pressure spring that matches with it up and down, and the slide block that is positioned at the elevating mechanism of frame front side only is arranged with the pressure spring that matches with it in its below.
Slide block is sliding position on slide bar, can adjust the bonding station of probe and gas outlet very easily; Moving of slide block provides resistance and reset force by spring, makes adjustment work more smooth and easy, laborsaving.Fixing pin is set on the slide block, makes not change behind the slide block location, the stability of probe with the gas outlet joint is provided.The slide block that wherein is positioned at the elevating mechanism of frame rear side all is arranged with the pressure spring that matches with it up and down; The slide block that is positioned at the elevating mechanism of frame front side only is arranged with the pressure spring that matches with it in its below, and so the beneficial effect of design is that tail gas extension pipe can be located in adjusting automatically.
As preferably, be connected with rotating mechanism between sleeve pipe and the elevating mechanism, rotating mechanism includes bearing, and the seat ring of bearing is connected with the slide block of sleeve pipe and elevating mechanism respectively with blowout patche.
Sleeve pipe can be regulated the aligned position of tail gas extension pipe through rotating mechanism, regulating the bonding station of probe and gas outlet, with situation such as the differing heights of the gas outlet of the multiple large-scale vehicle of better adaptation, difformities.
As preferably, the underframe lower end is provided with universal wheel, and the underframe back side top is provided with handle.
The universal wheel of underframe lower end and handle, the position that can move whole probe socket very easily, easily tester's operation, thereby the bonding station of better adjustment probe and gas outlet.
As preferably, be provided with the bolt that matches with the tail gas extension pipe cover on each sleeve pipe.
Beneficial effect: to can not effectively the match deficiency of work of prior art vehicle exhaust pick-up unit with automobile exhaust pipe; Major defect is that the length of tail gas probe just has the length limitation when dispatching from the factory; Can not mate oversize vehicle like truck, truck and so on; Therefore the utility model has been set up a tail gas extension pipe, is used to prolong the curtailment defective that remedies the tail gas probe.In order to satisfy the difference in various height of cars, tail gas orientation, tail gas extension pipe is arranged on two elevating mechanisms that can regulate in addition.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the structural representation of supporting mechanism before the utility model;
Fig. 3 is the structural representation of supporting mechanism behind the utility model.
Among the figure: 1-underframe, 2-universal wheel, 3-handle, 4-slide bar, 5-slide block, 6-pressure spring, 7-sleeve pipe, 8-bearing, 9-bolt, 10-tail gas extension pipe.
Embodiment
For the technological means, the creation characteristic that make the utility model and reach purpose and be easy to understand and understand, further set forth the utility model below in conjunction with specific embodiment.
Embodiment: as shown in the figure, the offgas duct extension apparatus that a kind of car assisted tail gas detects comprises underframe 1, tail gas extension pipe 10 and supporting mechanism, and underframe 1 lower end is provided with four universal wheels 2, and underframe 1 back side top is provided with handle 3.
As shown in Figures 2 and 3; Supporting mechanism comprises that the axle center is at collinear two sleeve pipes 7; Each sleeve pipe 7 is separately positioned on the elevating mechanism; Each elevating mechanism has included a pair of slide bar 4, and this is connected the two ends of sleeve pipe 7 to slide bar 4 one the first from left right sides and is fixed on the underframe 1, is provided with a slide block 5 on each slide bar 4; The slide block 5 that wherein is positioned at the elevating mechanism of frame 1 rear side all is arranged with the pressure spring 6 that matches with it up and down, and the slide block 5 that is positioned at the elevating mechanism of frame 1 front side only is arranged with the pressure spring 6 that matches with it in its below.
Be connected with rotating mechanism between sleeve pipe 5 and the elevating mechanism, rotating mechanism includes bearing 8, and the seat ring of bearing 8 is connected with the slide block 5 of sleeve pipe 7 and elevating mechanism respectively with blowout patche.
Tail gas extension pipe 10 is sheathed in two sleeve pipes 7.Be provided with the bolt 9 that matches with tail gas extension pipe 10 cover on each sleeve pipe 7.
Practical: according to the height of corresponding Vehicular exhaust pipe, show off tail gas extension pipe, after counterpart, tail gas extension pipe is located under the particular design of two elevating mechanisms automatically, and then the other end is linked on the tail gas probe.
More than show and described the advantage of ultimate principle, principal character and the utility model of the utility model.The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the instructions that the utility model just is described; The utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (6)
1. offgas duct extension apparatus that car assisted tail gas detects; Comprise underframe, tail gas extension pipe and supporting mechanism; It is characterized in that; Described supporting mechanism comprises the axle center at collinear two sleeve pipes, and each sleeve pipe is separately positioned on the elevating mechanism, and two elevating mechanisms are set in parallel on the underframe; Said tail gas extension pipe is sheathed in two sleeve pipes.
2. the offgas duct extension apparatus that a kind of car assisted tail gas according to claim 1 detects is characterized in that each elevating mechanism has included slide bar, slide block and pressure spring, and slide bar is arranged on the underframe, and slide block is located on the slide bar; The slide block that wherein is positioned at the elevating mechanism of frame rear side all is arranged with the pressure spring that matches with it up and down, and the slide block that is positioned at the elevating mechanism of frame front side only is arranged with the pressure spring that matches with it in its below.
3. the offgas duct extension apparatus that a kind of car assisted tail gas according to claim 1 and 2 detects; It is characterized in that; Be connected with rotating mechanism between sleeve pipe and the elevating mechanism, rotating mechanism includes bearing, and the seat ring of bearing is connected with the slide block of sleeve pipe and elevating mechanism respectively with blowout patche.
4. the offgas duct extension apparatus that a kind of car assisted tail gas according to claim 1 and 2 detects is characterized in that the underframe lower end is provided with universal wheel, and the underframe back side top is provided with handle.
5. the offgas duct extension apparatus that a kind of car assisted tail gas according to claim 3 detects is characterized in that the underframe lower end is provided with universal wheel, and the underframe back side top is provided with handle.
6. the offgas duct extension apparatus that a kind of car assisted tail gas according to claim 5 detects is characterized in that, is provided with the bolt that matches with the tail gas extension pipe cover on each sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220229633 CN202631505U (en) | 2012-05-22 | 2012-05-22 | Tail gas tube extension device for assisting automobile tail gas detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220229633 CN202631505U (en) | 2012-05-22 | 2012-05-22 | Tail gas tube extension device for assisting automobile tail gas detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202631505U true CN202631505U (en) | 2012-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220229633 Expired - Fee Related CN202631505U (en) | 2012-05-22 | 2012-05-22 | Tail gas tube extension device for assisting automobile tail gas detection |
Country Status (1)
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| CN (1) | CN202631505U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089763A (en) * | 2015-07-30 | 2015-11-25 | 北汽福田汽车股份有限公司 | Exhaust system and car with same |
| CN105987832A (en) * | 2016-05-23 | 2016-10-05 | 陶元 | Connecting vehicle between automobile subjected to automobile tail gas detection and tail gas detection and recycling instrument |
| CN106979874A (en) * | 2017-04-10 | 2017-07-25 | 苏州经贸职业技术学院 | A kind of tail gas tube extension device of car assisted Tail gas measuring |
| CN108002304A (en) * | 2017-12-27 | 2018-05-08 | 滁州市康达叉车零部件制造有限公司 | A kind of Tail gas measuring device of hydrostatic transmission system |
| CN112090209A (en) * | 2020-07-23 | 2020-12-18 | 彭志南 | External wind introducing type tail gas processor |
| CN112229950A (en) * | 2020-09-29 | 2021-01-15 | 广西梦科智联信息技术有限公司 | Formula that flows car detection device |
| CN115248290A (en) * | 2022-09-20 | 2022-10-28 | 迁安市福运机动车检测有限公司 | Motor vehicle tail gas detection and collection device and application method thereof |
-
2012
- 2012-05-22 CN CN 201220229633 patent/CN202631505U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089763A (en) * | 2015-07-30 | 2015-11-25 | 北汽福田汽车股份有限公司 | Exhaust system and car with same |
| CN105089763B (en) * | 2015-07-30 | 2017-08-04 | 北汽福田汽车股份有限公司 | Gas extraction system and the automobile with it |
| CN105987832A (en) * | 2016-05-23 | 2016-10-05 | 陶元 | Connecting vehicle between automobile subjected to automobile tail gas detection and tail gas detection and recycling instrument |
| CN105987832B (en) * | 2016-05-23 | 2018-09-18 | 陶元 | Vehicle exhaust is tested to be connected trolley between vehicle and Tail gas measuring collection apparatus |
| CN106979874A (en) * | 2017-04-10 | 2017-07-25 | 苏州经贸职业技术学院 | A kind of tail gas tube extension device of car assisted Tail gas measuring |
| CN108002304A (en) * | 2017-12-27 | 2018-05-08 | 滁州市康达叉车零部件制造有限公司 | A kind of Tail gas measuring device of hydrostatic transmission system |
| CN112090209A (en) * | 2020-07-23 | 2020-12-18 | 彭志南 | External wind introducing type tail gas processor |
| CN112229950A (en) * | 2020-09-29 | 2021-01-15 | 广西梦科智联信息技术有限公司 | Formula that flows car detection device |
| CN115248290A (en) * | 2022-09-20 | 2022-10-28 | 迁安市福运机动车检测有限公司 | Motor vehicle tail gas detection and collection device and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20140522 |