CN204679316U - A kind of motor-vehicle tail-gas sampling head with position detecting device - Google Patents
A kind of motor-vehicle tail-gas sampling head with position detecting device Download PDFInfo
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- CN204679316U CN204679316U CN201520397346.XU CN201520397346U CN204679316U CN 204679316 U CN204679316 U CN 204679316U CN 201520397346 U CN201520397346 U CN 201520397346U CN 204679316 U CN204679316 U CN 204679316U
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Abstract
The utility model discloses a kind of motor-vehicle tail-gas sampling head with position detecting device, relate to environment monitoring field.Described motor-vehicle tail-gas sampling head comprises sampling pipe, position limits pick-up unit and data acquisition unit, and described position limits the afterbody that pick-up unit suit is fixed on described sampling pipe, and described position limits pick-up unit and is connected with described data acquisition unit; Described position limits monitoring device and comprises sensor and shell, and described sensor is fixed on described sampling pipe, described jacket at described sensor extenal fixation on described sampling pipe.Sample in the utility model reduce engine motor-car Tail gas measuring nonstandard phenomenon, improve motor vehicle tail gas detection system the quality of data, reduce the artificial interference in detecting, improve detect codes and standards, improve detection efficiency and reduce the technical requirement of testing staff.
Description
Technical field
The utility model relates to environment monitoring field, particularly relates to a kind of motor-vehicle tail-gas sampling head with position detecting device.
Background technology
China's vehicular emission has become air-polluting important sources; vehicle guaranteeding organic quantity constantly rises; the pollution problem brought is also more and more serious; the conveniently trip of people; environment protection simultaneously; country proposes stricter requirement to the discharge of motor vehicle, and the vehicle that exhaust emissions exceeds standard is forbidden setting out on a journey.
Want in summation approach in national requirements to motor vehicle detecting, in order to ensure the validity of monitoring quality and data, sampling head needs the certain depth probeing into motor vehicle exhaust.Current sampling pipe is all a stainless-steel tube processed, user of service in use, sampling pipe is directly inserted in gas outlet, very difficult guarantee probes into the degree of depth, some passes through to make detection, is deliberately inserted by sampling pipe not enough, causes detected value on the low side, cause the vehicle that can not detect that exhaust emissions exceeds standard, directly cause air pollution.
Utility model content
The purpose of this utility model is to provide a kind of motor-vehicle tail-gas sampling head with position detecting device, thus solves the foregoing problems existed in prior art.
To achieve these goals, the motor-vehicle tail-gas sampling head of band position detecting device described in the utility model, described motor-vehicle tail-gas sampling head comprises: sampling pipe, position limit pick-up unit and data acquisition unit, described position limits pick-up unit suit and is fixed on it the tail of described sampling pipe, and described position limits pick-up unit and is connected with described data acquisition unit; Described position limits monitoring device and comprises sensor and shell, and described sensor is fixed on described sampling pipe, described jacket at described sensor extenal fixation on described sampling pipe.
Preferably, by data line, described data acquisition unit is connected with described sensor.
Preferably, described sensor comprises the mechanical switch modal sensor, optoelectronic switch sensor and Ultrasonic Detection sensor.
Preferably, by fastener, described position limits pick-up unit suit and is fixed on described sampling pipe.
Preferably, the distance of the sampling head of described sensor and described sampling pipe is 60cm-70cm.
Preferably, the external diameter of described shell is greater than the external diameter of motor vehicle exhaust.
Preferably, the material of described shell is the material of tolerable temperature more than 70 DEG C.
Preferably, the afterbody of described sampling pipe is by tail gas communicating pipe and Tail gas measuring equipment connection.
More preferably, described tail gas communicating pipe comprises flexible conduit.
Preferably, described sampling pipe is that one section of straight and inside and outside surface is all through the flexible stainless-steel tube of peroxidating process.
The beneficial effects of the utility model are:
1, to sample in motor-vehicle tail-gas sampling head reduce engine motor-car Tail gas measuring described in the utility model nonstandard phenomenon, Tail gas measuring librarian use the utility model detects in tail gas process, the 60-70cm place that the sampling head of sampling pipe can accurately reach in motor vehicle exhaust gathers tail gas, and the detection through Tail gas measuring device can obtain detected value more accurately.
2, the utility model improves the quality of data of motor vehicle tail gas detection system.
3, the utility model reduces the artificial interference in motor vehicle detecting.
4, the utility model improves the codes and standards of motor vehicle detecting.
5, the utility model improves the efficiency of motor vehicle detecting.
6, the utility model reduces the technical requirement of motor vehicle detecting personnel.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the motor-vehicle tail-gas sampling head of band position detecting device, and 1 represents sampling pipe, and 2 represent that position limits pick-up unit, and 3 represent data acquisition unit, and 4 represent Tail gas measuring equipment, and 5 represent motor vehicle exhaust, and 2-1 represents shell, and 2-2 represents sensor.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with accompanying drawing, the utility model is further elaborated.Should be appreciated that embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Embodiment
With reference to Fig. 1, motor-vehicle tail-gas sampling head with position detecting device described in the present embodiment, described motor-vehicle tail-gas sampling head comprises sampling pipe 1, position limits pick-up unit 2 and data acquisition unit 3, described position limits the afterbody that pick-up unit 2 suit is fixed on described sampling pipe 1, and described position limits pick-up unit 2 and is connected with described data acquisition unit 3; Described position limits monitoring device 2 and comprises shell 2-1 and sensor 2-2, and described sensor 2-2 is fixed on described sampling pipe 1, and described shell 2-1 covers on described sensor 2-2 extenal fixation on described sampling pipe 1.
By data line, described data acquisition unit 3 is connected with described sensor 2-2.By fastener, described position limits pick-up unit suit and is fixed on apart from described sampling pipe, and the distance of the sampling head of described sensor and described sampling pipe is 60cm-70cm.The afterbody of described sampling pipe 1 is connected with Tail gas measuring equipment 4 by flexible conduit.
In the present embodiment, described sensor 2-2 is not limited to the mechanical switch modal sensor, optoelectronic switch sensor and Ultrasonic Detection sensor.The material of described shell is the material of tolerable temperature more than 70 DEG C, is not limited only to stainless steel and also comprises the PE of tolerable temperature more than 70 DEG C, also comprises tolerable temperature more than 70 DEG C of stainless steels and other materials.
In the present embodiment, described sampling pipe is used to insert in motor vehicle exhaust straight, smooth, the to carry out peroxidating process flexible stainless steel sampling pipe of a section of carrying out sampling, be used for carrying out the tail gas gathering 40cm-50cm place in gas outlet, and the flexible conduit by connecting, the tail gas gathered is introduced Tail gas measuring equipment, by Tail gas measuring equipment, tail gas is monitored.
In the present embodiment, position limits pick-up unit suit and is fixed on sampling pipe, and probes into according to national requirements the position that the degree of depth determines to be installed on sampling pipe, and fastening by fastener, must not arbitrarily movement.The overall size of this device is greater than the external diameter of motor vehicle exhaust, so, can play the effect limiting and probe into the degree of depth, the data collected from the sensor the stop means of position by data acquisition unit, judge whether the head of sampling pipe is insinuated into the degree of depth of requirement.
In the present embodiment, data collector is used to the set of device of position detection signal obtaining limit detection device, and signal is uploaded to host computer, and whether monitoring personnel are deep into from obtaining sampling tube head between host computer the degree of depth that gas outlet specifies.
Use procedure of the present utility model is as follows:
1, check whether each parts of motor-vehicle tail-gas sampling head described in the utility model connect normal;
2, Tail gas measuring equipment is opened;
3, turn-on data collector;
4, motor-vehicle tail-gas sampling head is inserted in the gas outlet of tested motor vehicle;
5, sampling head is pushed gas outlet always, until the shell of position stop means contacts with gas outlet;
6, simultaneously, data acquisition unit gets sampling head from the sensor the stop means of position and whether inserts the information put in place, and is pointed out by the instruction of sound and light, and sampling pipe has been installed normally; Starter motor motor-car
7, start vehicle emission measurement system, carry out the Tail gas measuring work of motor vehicle.
8, after having detected, directly extracted by sampling head, data acquisition unit has sound and lamplight pointing is reminded, display sampling pipe state.
9, on appointment support sampling pipe is placed into, use in order to next time.
By adopting technique scheme disclosed in the utility model, obtain effect useful as follows:
1, to sample in motor-vehicle tail-gas sampling head reduce engine motor-car Tail gas measuring described in the utility model nonstandard phenomenon.
2, the utility model improves the quality of data of motor vehicle tail gas detection system.
3, the utility model reduces the artificial interference in motor vehicle detecting.
4, the utility model improves the codes and standards of motor vehicle detecting.
5, the utility model improves the efficiency of motor vehicle detecting.
6, the utility model reduces the technical requirement of motor vehicle detecting personnel.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should look protection domain of the present utility model.
Claims (10)
1. the motor-vehicle tail-gas sampling head with position detecting device, it is characterized in that, described motor-vehicle tail-gas sampling head comprises: sampling pipe, position limit pick-up unit and data acquisition unit, described position limits pick-up unit suit and is fixed on it the tail of described sampling pipe, and described position limits pick-up unit and is connected with described data acquisition unit; Described position limits monitoring device and comprises sensor and shell, and described sensor is fixed on described sampling pipe, described jacket at described sensor extenal fixation on described sampling pipe.
2. the motor-vehicle tail-gas sampling head according to claim 1 with position detecting device, is characterized in that, by data line, described data acquisition unit is connected with described sensor.
3. the motor-vehicle tail-gas sampling head according to claim 1 with position detecting device, is characterized in that, described sensor comprises: the mechanical switch modal sensor, optoelectronic switch sensor and Ultrasonic Detection sensor.
4. the motor-vehicle tail-gas sampling head according to claim 1 with position detecting device, is characterized in that, by fastener, described position limits pick-up unit suit and is fixed on described sampling pipe.
5. the motor-vehicle tail-gas sampling head according to claim 1 with position detecting device, is characterized in that, the distance of described sensor and described sampling pipe sampling head is 60cm-70cm.
6. the motor-vehicle tail-gas sampling head according to claim 1 with position detecting device, is characterized in that, the external diameter of described shell is greater than the external diameter of motor vehicle exhaust.
7. the motor-vehicle tail-gas sampling head according to claim 1 with position detecting device, is characterized in that, the material of described shell is the material of tolerable temperature more than 70 DEG C.
8. the motor-vehicle tail-gas sampling head according to claim 1 with position detecting device, is characterized in that, the afterbody of described sampling pipe is by tail gas communicating pipe and Tail gas measuring equipment connection.
9. the motor-vehicle tail-gas sampling head according to claim 8 with position detecting device, is characterized in that, described tail gas communicating pipe comprises flexible conduit.
10. the motor-vehicle tail-gas sampling head according to claim 1 with position detecting device, is characterized in that, described sampling pipe is that one section of straight and inside and outside surface is all through the flexible stainless-steel tube of peroxidating process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520397346.XU CN204679316U (en) | 2015-06-10 | 2015-06-10 | A kind of motor-vehicle tail-gas sampling head with position detecting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520397346.XU CN204679316U (en) | 2015-06-10 | 2015-06-10 | A kind of motor-vehicle tail-gas sampling head with position detecting device |
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| CN204679316U true CN204679316U (en) | 2015-09-30 |
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| CN201520397346.XU Active CN204679316U (en) | 2015-06-10 | 2015-06-10 | A kind of motor-vehicle tail-gas sampling head with position detecting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109085292A (en) * | 2018-08-01 | 2018-12-25 | 中国汽车技术研究中心有限公司 | A kind of tail gas of heavy-duty vehicle device for fast detecting |
| CN109682929A (en) * | 2018-12-16 | 2019-04-26 | 陕西迈拓克能源科技有限公司 | A kind of tail-gas analyzer and its application method for fixed car offgas duct |
-
2015
- 2015-06-10 CN CN201520397346.XU patent/CN204679316U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109085292A (en) * | 2018-08-01 | 2018-12-25 | 中国汽车技术研究中心有限公司 | A kind of tail gas of heavy-duty vehicle device for fast detecting |
| CN109085292B (en) * | 2018-08-01 | 2024-05-14 | 中国汽车技术研究中心有限公司 | Heavy vehicle tail gas rapid detection device |
| CN109682929A (en) * | 2018-12-16 | 2019-04-26 | 陕西迈拓克能源科技有限公司 | A kind of tail-gas analyzer and its application method for fixed car offgas duct |
| CN109682929B (en) * | 2018-12-16 | 2021-11-26 | 聊城市洛溪信息科技有限公司 | Tail gas detector for fixing tail gas pipe of automobile and using method thereof |
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| CP01 | Change in the name or title of a patent holder |
Address after: 100101 Beijing city Chaoyang District Anxiang, No. 11 B block 2 layer Patentee after: CHINA SCIENCE MAPUNIVERSE TCHNDOGY CO., LTD. Address before: 100101 Beijing city Chaoyang District Anxiang, No. 11 B block 2 layer Patentee before: MAPUNI Co., Ltd. |