CN216899808U - Automobile inspection waste gas sampling device - Google Patents
Automobile inspection waste gas sampling device Download PDFInfo
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- CN216899808U CN216899808U CN202122956887.XU CN202122956887U CN216899808U CN 216899808 U CN216899808 U CN 216899808U CN 202122956887 U CN202122956887 U CN 202122956887U CN 216899808 U CN216899808 U CN 216899808U
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- solenoid valve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The utility model provides an automobile detection waste gas sampling device which comprises a base and a sampling box arranged on the base, wherein an air suction pump is arranged at the top of the sampling box, the air inlet end of the air suction pump is connected with a sampling joint through an air inlet pipeline, the air outlet end of the air suction pump is provided with an air outlet pipeline, the air outlet pipeline extends into the sampling box, a plurality of three-way joints are arranged on the air outlet pipeline, the three-way joints are respectively communicated with corresponding gas collecting devices, and the outlet ends of the gas collecting devices are detachably connected with sampling bottles.
Description
Technical Field
The utility model relates to the technical field of tail gas sampling, in particular to an automobile detection waste gas sampling device.
Background
Automobile exhaust is exhaust generated when an automobile is used, and contains hundreds of different compounds, wherein pollutants comprise solid suspended particles, carbon monoxide, carbon dioxide, hydrocarbons, nitrogen oxides, lead, sulfur oxides and the like, and the sampling of the automobile exhaust is aimed at sampling the automobile exhaust. At present, most automobile exhaust sampling devices in the market can not conveniently collect automobile exhaust under different working conditions when sampling the automobile exhaust.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an automobile detection exhaust gas sampling device to solve the problems in the background technology.
The utility model is realized by the following technical scheme: the utility model provides an automobile inspection waste gas sampling device, include the base and set up in sampling box on the base, the sampling box top is equipped with the aspiration pump, the inlet end of aspiration pump passes through the admission line and links to each other with the sampling joint, the end of giving vent to anger of aspiration pump is equipped with the pipeline of giving vent to anger, the pipeline of giving vent to anger extends to in the sampling box, and be equipped with a plurality of three way connection on the pipeline of giving vent to anger, three way connection is linked together with the gas collection device that corresponds respectively, gas collection device's exit end can be dismantled with the sampling bottle and link to each other.
Optionally, the three-way joint is provided with a first air inlet, a first air outlet and a second air outlet, the first air inlet and the first air outlet are both communicated with the air outlet pipeline, and the second air outlet is communicated with the gas collecting device.
Optionally, a first electromagnetic valve is arranged at the first air inlet, a second electromagnetic valve is arranged at the first air outlet, a third electromagnetic valve is arranged at the second air outlet, and the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve are in signal connection with the main controller.
Optionally, the inflator collecting device includes the cross axle, the gasbag on the cross axle is located to the cover, the cross axle cavity sets up, just be equipped with a plurality of gas pockets on the cross axle, the cross axle passes through the third solenoid valve with every three way connection's second gas outlet links to each other.
Optionally, the outlet end of the cross shaft is provided with a hand valve, and the hand valve is detachably connected with the sampling bottle.
Optionally, the sampling joint is communicated with the air inlet pipeline through a telescopic conduit.
Optionally, the base is provided with rollers.
Compared with the prior art, the utility model has the following beneficial effects:
the automobile detection exhaust gas sampling device provided by the utility model can sample automobile exhaust gas under different working conditions, when sampling is carried out, the sampling joint is connected with an automobile exhaust pipe, the automobile runs to generate exhaust gas, the exhaust gas is pumped by the air pump, the air pump realizes the conveying of the exhaust gas through the air outlet pipeline, the exhaust gas under different working conditions can be transmitted to corresponding gas collecting devices through different three-way joints on the air outlet pipeline, the sampling bottle is connected into the gas collecting devices, and finally the exhaust gas sampling is realized.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a structural diagram of an automobile exhaust gas sampling device according to the present invention.
In the figure, 1 base, 2 sampling boxes, 3 air pumps, 4 air inlet pipelines, 5 sampling joints, 6 air outlet pipelines, 7 first air inlets, 8 first air outlets, 9 second air outlets, 10 first electromagnetic valves, 11 second electromagnetic valves, 12 third electromagnetic valves, 13 first three-way joints, 14 second three-way joints, 15 third three-way joints, 16 transverse shafts, 17 air bags, 18 air holes, 19 hand valves, 20 sampling bottles, 21 telescopic pipes and 22 rollers.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, exemplary embodiments according to the present invention will be described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely a subset of embodiments of the utility model and not all embodiments of the utility model, with the understanding that the utility model is not limited to the example embodiments described herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the utility model described herein without inventive step, shall fall within the scope of protection of the utility model.
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the utility model.
It is to be understood that the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. As used herein, the term "and/or" includes any and all combinations of the associated listed items.
In order to provide a thorough understanding of the present invention, a detailed structure will be set forth in the following description in order to explain the present invention. Alternative embodiments of the utility model are described in detail below, however, the utility model may be practiced in other embodiments that depart from these specific details.
Referring to fig. 1, an automobile inspection waste gas sampling device, including base 1 and set up in sampling box 2 on the base 1, sampling box 2 top is equipped with aspiration pump 3, the inlet end of aspiration pump 3 passes through admission line 4 and links to each other with sampling joint 5, the end of giving vent to anger of aspiration pump 3 is equipped with pipeline 6 of giving vent to anger, pipeline 6 of giving vent to anger extends to in sampling box 2, and be equipped with a plurality of three way connection on the pipeline 6 of giving vent to anger, three way connection is linked together with the gas collection device that corresponds respectively, gas collection device's exit end can be dismantled with sampling bottle 20 and link to each other.
The automobile detection waste gas sampling device provided by the utility model can sample automobile tail gas under different working conditions. When the sampling, connect 5 with the automobile exhaust pipe with the sampling, the automobile operation produces tail gas, through 3 suction exhaust of aspiration pump, the transport of tail gas is realized through pipeline 6 of giving vent to anger to aspiration pump 3, through the different three way connection on the pipeline 6 of giving vent to anger, can transmit the tail gas under the different operating modes to the gas collection device that corresponds in, insert sampling bottle 20 in the gas collection device, finally realize the waste gas sampling.
Optionally, the three-way joint is provided with a first air inlet 7, a first air outlet 8 and a second air outlet 9, the first air inlet 7 and the first air outlet 8 are communicated with the air outlet pipeline 6, the second air outlet 9 is communicated with the gas collecting device, a first electromagnetic valve 10 is arranged at the position of the first air inlet 7, a second electromagnetic valve 11 is arranged at the position of the first air outlet 8, a third electromagnetic valve 12 is arranged at the position of the second air outlet 9, and the first electromagnetic valve 10, the second electromagnetic valve 11 and the third electromagnetic valve 12 are in signal connection with the main controller.
When in use, the tail gas output by the automobile under different working conditions is divided into a first tail gas, a second tail gas and a third tail gas, meanwhile, the three-way joint is divided into a first three-way joint 13, a second three-way joint 14 and a third three-way joint 15 from top to bottom, a second air outlet 9 of each three-way joint is connected with a gas collecting device, a first air inlet 7 and a first air outlet 8 of the device are connected with the air outlet pipeline 6, when first tail gas needs to be collected, a first electromagnetic valve 10 and a third electromagnetic valve 12 of a first three-way joint 13 are opened, the second electromagnetic valve 11 is in a closed state, the first tail gas pumped by the air pump 3 enters the first air inlet 7 of the first three-way joint 13 along the air outlet pipeline 6 and is discharged from the second air outlet 9, so as to enter the gas collecting device corresponding to the first three-way joint 13, and the corresponding gas collecting device is used for collecting the first tail gas;
similarly, when the second tail gas needs to be collected, the first electromagnetic valve 10 and the second electromagnetic valve 11 of the first three-way joint 13 are opened, the second electromagnetic valve 11 of the first three-way joint 13 is in a closed state, the first electromagnetic valve 10 and the second electromagnetic valve 11 of the second three-way joint 14 are opened at the same time, the third electromagnetic valve 12 of the second three-way joint 14 is in a closed state, the second tail gas needing to be collected passes through the first three-way joint 13 and is finally discharged along the second gas outlet 9 of the second three-way joint 14, so that the second tail gas enters the gas collecting device corresponding to the second three-way joint 14, and the collection of the second tail gas is realized through the corresponding gas collecting device;
similarly, when collecting the third tail gas, the first solenoid valve 10 and the second solenoid valve 11 of the first three-way joint 13, the first solenoid valve 10 and the second solenoid valve 11 of the second three-way joint 14, the first solenoid valve 10 of the third three-way joint 15, and the third solenoid valve 12 are opened, so that the third tail gas to be collected passes through the first three-way joint 13 and the second three-way joint 14, and is finally discharged along the second gas outlet 9 of the third three-way joint 15, so that the third tail gas enters the gas collecting device corresponding to the third three-way joint 15, and the collection of the third tail gas is realized through the corresponding gas collecting device.
It should be noted that, in the present embodiment, only the three-way joints are divided into the first three-way joint 13, the second three-way joint 14, and the third three-way joint 15 from top to bottom, and those skilled in the art can understand that the three-way joints can be divided into the first three-way joint 13, the second three-way joint 14, and the third three-way joint 15 in other ways according to the needs of the user.
In addition, the first electromagnetic valve 10, the second electromagnetic valve 11, the third electromagnetic valve 12 and the main controller adopted in the present invention are common elements of those skilled in the art, and those skilled in the art can select corresponding element types as required to implement the present embodiment, which is not specifically described herein.
In a preferred embodiment of the present invention, the inflator collecting device comprises a horizontal shaft 16 and an air bag 17 sleeved on the horizontal shaft 16, the horizontal shaft 16 is hollow, a plurality of air holes 18 are arranged on the horizontal shaft 16, the horizontal shaft 16 is connected to the second air outlet 9 of each three-way joint through the third electromagnetic valve 12, and when the automobile exhaust enters the horizontal shaft 16 from the second air outlet 9 and enters the air bag 17 from the air holes 18, the air bag 17 collects the automobile exhaust.
Specifically, the exit end of cross axle 16 is equipped with hand valve 19, hand valve 19 can be dismantled with sampling bottle 20 and link to each other, and operating personnel manually opens hand valve 19, and automobile exhaust in the gasbag 17 gets into through hand valve 19 sampling bottle 20, after the sampling, closes hand valve 19 to take off sampling bottle 20, and carry out the analysis to automobile exhaust in the sampling bottle 20.
Specifically, the sampling joint 5 is communicated with the air inlet pipeline 4 through a telescopic conduit 21, so that the position of the sampling joint 5 can be conveniently and flexibly adjusted.
Specifically, be equipped with gyro wheel 22 on the base 1, make things convenient for the staff to promote waste gas sampling device and remove.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The utility model provides an automobile inspection waste gas sampling device, its characterized in that, include the base and set up in sampling box on the base, the sampling box top is equipped with the aspiration pump, the inlet end of aspiration pump links to each other with the sampling joint through the admission line, the end of giving vent to anger of aspiration pump is equipped with the pipeline of giving vent to anger, the pipeline of giving vent to anger extends to in the sampling box, and be equipped with a plurality of three way connection on the pipeline of giving vent to anger, three way connection is linked together with the gas collection device that corresponds respectively, gas collection device's exit end can be dismantled with the sampling bottle and link to each other.
2. The automobile exhaust gas detection sampling device according to claim 1, wherein the three-way joint is provided with a first gas inlet, a first gas outlet and a second gas outlet, the first gas inlet and the first gas outlet are both communicated with the gas outlet pipeline, and the second gas outlet is communicated with a gas collecting device.
3. The automotive exhaust gas sampling device according to claim 2, wherein a first solenoid valve is disposed at the first air inlet, a second solenoid valve is disposed at the first air outlet, a third solenoid valve is disposed at the second air outlet, and the first solenoid valve, the second solenoid valve and the third solenoid valve are in signal connection with a main controller.
4. The automobile exhaust gas sampling device according to claim 3, wherein the gas collecting device comprises a cross shaft and an air bag sleeved on the cross shaft, the cross shaft is hollow, a plurality of air holes are formed in the cross shaft, and the cross shaft is connected with the second air outlet of each three-way joint through the third electromagnetic valve.
5. The automobile exhaust gas sampling device for detection according to claim 4, wherein a hand valve is arranged at the outlet end of the transverse shaft, and the hand valve is detachably connected with the sampling bottle.
6. The automotive exhaust sampling device for detection according to claim 1, wherein the sampling joint is communicated with the air inlet pipeline through a telescopic conduit.
7. The automobile exhaust gas sampling device according to claim 1, wherein the base is provided with rollers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122956887.XU CN216899808U (en) | 2021-11-29 | 2021-11-29 | Automobile inspection waste gas sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122956887.XU CN216899808U (en) | 2021-11-29 | 2021-11-29 | Automobile inspection waste gas sampling device |
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| Publication Number | Publication Date |
|---|---|
| CN216899808U true CN216899808U (en) | 2022-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122956887.XU Active CN216899808U (en) | 2021-11-29 | 2021-11-29 | Automobile inspection waste gas sampling device |
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| CN (1) | CN216899808U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115808335A (en) * | 2022-12-12 | 2023-03-17 | 江苏恩达通用设备集团有限公司 | Portable diesel engine exhaust gas monitoring instrument |
-
2021
- 2021-11-29 CN CN202122956887.XU patent/CN216899808U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115808335A (en) * | 2022-12-12 | 2023-03-17 | 江苏恩达通用设备集团有限公司 | Portable diesel engine exhaust gas monitoring instrument |
| CN115808335B (en) * | 2022-12-12 | 2023-10-20 | 江苏恩达通用设备集团有限公司 | Portable diesel engine waste gas monitor |
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