CN215677752U - Automobile engine tail gas detection device - Google Patents
Automobile engine tail gas detection device Download PDFInfo
- Publication number
- CN215677752U CN215677752U CN202121600005.XU CN202121600005U CN215677752U CN 215677752 U CN215677752 U CN 215677752U CN 202121600005 U CN202121600005 U CN 202121600005U CN 215677752 U CN215677752 U CN 215677752U
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- China
- Prior art keywords
- tail gas
- automobile engine
- collection
- sampling tube
- chimney
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- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 title claims abstract description 41
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 6
- 239000010935 stainless steel Substances 0.000 claims abstract description 6
- 238000005070 sampling Methods 0.000 claims description 30
- 238000012360 testing method Methods 0.000 claims description 16
- 239000000779 smoke Substances 0.000 claims description 12
- 210000003437 trachea Anatomy 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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Abstract
The utility model discloses an automobile engine tail gas detection device, which comprises gas detection equipment, a tail gas plugging device, an assembly trolley and a tail gas collection device, wherein an automobile engine is detachably arranged on the assembly trolley, the tail gas collection device is arranged at the top of the assembly trolley, the tail gas collection device is connected with an exhaust port of the automobile engine, the gas detection equipment is independently arranged, the tail gas plugging device is arranged on the gas detection equipment and is positioned above the tail gas collection device, the bottom of the tail gas plugging device is connected with a silicone tube, the top of the tail gas collection device is connected with a stainless steel tube, the stainless steel tube is connected with the silicone tube, the tail gas plugging device is connected with the gas detection equipment through a detection pipeline, the automobile engine tail gas detection device has a simple structure and is convenient to operate, the cost is low, and the detection accuracy can be improved.
Description
Technical Field
The utility model relates to an automobile engine tail gas detection device.
Background
Automobile engine burning petrol can produce tail gas, and whether the mill is qualified when detecting automobile engine, and one of them more important index is exactly whether qualified to detect exhaust emission, consequently needs to collect the tail gas that the engine discharged, and need block up tail gas when collecting, makes tail gas after the air escape in with the collection chimney, carries out the sample of tail gas again, and the testing result is just more accurate like this, does not have such automobile engine tail gas detection device at present.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model aims to provide the automobile engine exhaust detection device which is simple in structure, convenient to operate, low in cost and capable of improving detection accuracy.
The utility model provides an automobile engine tail gas detection device, which is characterized in that: including gaseous check out test set, tail gas plugging device, assembly platform truck and tail gas collection device, automobile engine demountable installation be in on the assembly platform truck, the tail gas collection device is installed the top of assembly platform truck, the tail gas collection device with automobile engine's gas vent is connected, gaseous check out test set is independent setting, the tail gas plugging device is installed gaseous check out test set is last and is located the top of tail gas collection device, the bottom of tail gas plugging device is connected with the silicone tube, the top of tail gas collection device is connected with nonrust steel pipe, nonrust steel pipe with the silicone tube is connected, the tail gas plugging device with connect through the detection pipeline between the gaseous check out test set.
Further, the tail gas collecting device is a flip funnel-shaped stainless steel cover, and the tail gas collecting device is connected with an exhaust port of the automobile engine through an exhaust pipe.
Further, tail gas plugging device includes collection chimney, shutoff mechanism, tail gas sampling tube and disappointing mouth, shutoff mechanism is two and the symmetry is installed the top both sides of collection chimney, tail gas sampling tube fixed mounting be in collection chimney inside lower part, it is in to lose heart setting the mid portion and the outside protrusion of collection chimney, lose heart with the inside intercommunication of collection chimney, be connected with disappointing pipe on losing heart, the tail gas sampling tube with the detection duct connection.
Furthermore, the plugging mechanism comprises a U-shaped support, a cylinder, a connecting rod mechanism and a cover plate, the U-shaped support is fixed on the side wall of the top of the smoke collecting cylinder, the cylinder is obliquely fixed on the U-shaped support, the connecting rod mechanism is connected with the cylinder, and the cover plate is installed on the connecting rod mechanism.
Further, the tail gas sampling tube includes that trachea and L type sampling tube are received to the S type, L type sampling tube is fixed to be worn to establish on the collection chimney, trachea' S intermediate junction is received to the S type the lower extreme of L type sampling tube, the trachea is located is received to the S type the inside below of collection chimney and with L type sampling tube intercommunication, L type sampling tube with the detection pipeline is connected.
Furthermore, a positioning support is arranged on one side, back to the air leakage opening, of the smoke collecting cylinder, and the positioning support is fixed on the gas detection equipment.
By the scheme, the utility model at least has the following advantages: this automobile engine tail gas detection device passes through the engine that the assembly platform truck installation needs to detect to transport, collect the tail gas that the engine discharged through tail gas collection device, avoid leaking, make tail gas reach the concentration range that needs the detection through tail gas plugging device, detect tail gas through gaseous check out test set, the testing result accuracy is high, whole device simple structure, convenient operation, it is with low costs.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of an automobile engine exhaust gas detection device according to the present invention;
FIG. 2 is a schematic structural diagram of the tail gas plugging device according to the present invention;
FIG. 3 is a schematic view of the structure of the tail gas sampling tube of the present invention.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
Example (b): the utility model provides an automobile engine tail gas detection device, includes gaseous check out test set 1, tail gas plugging device 2, assembly platform truck 3 and tail gas collection device 4, automobile engine 5 demountable installation in on the assembly platform truck, tail gas collection device installs the top of assembly platform truck, tail gas collection device with automobile engine's gas vent is connected, gaseous check out test set is independent setting, tail gas plugging device installs gaseous check out test set is last and is located tail gas collection device's top, tail gas plugging device's bottom is connected with silicone tube 6, tail gas collection device's top is connected with nonrust steel pipe 7, nonrust steel pipe with the silicone tube is connected, tail gas plugging device with connect through detection pipeline 8 between the gaseous check out test set.
The tail gas collection device is a reversed funnel-shaped stainless steel cover, and the tail gas collection device is connected with an exhaust port 9 of the automobile engine through an exhaust pipe 10.
Tail gas plugging device includes collection chimney 11, plugging mechanism 12, tail gas sampling tube 13 and disappointing mouth 14, plugging mechanism is two and the symmetry is installed the top both sides of collection chimney, tail gas sampling tube fixed mounting be in collection chimney inside lower extreme portion, it is in to lose heart setting the mid portion and the outside protrusion of collection chimney, lose heart with the inside intercommunication of collection chimney, it is connected with disappointing pipe 15 on the mouth to lose heart, the tail gas sampling tube with the detection duct connection.
The blocking mechanism comprises a U-shaped support 16, a cylinder 17, a connecting rod mechanism 18 and a cover plate 19, the U-shaped support is fixed on the side wall of the top of the smoke collecting cylinder, the cylinder is obliquely fixed on the U-shaped support, the connecting rod mechanism is connected with the cylinder, and the cover plate is installed on the connecting rod mechanism.
The tail gas sampling tube includes that the S type receives trachea 20 and L type sampling tube 21, L type sampling tube is fixed to be worn to establish on the collection chimney, the tracheal intermediate junction is received to the S type the lower extreme of L type sampling tube, the S type is received the trachea and is located the inside below of collection chimney and with L type sampling tube intercommunication, L type sampling tube with the pipe connection.
And one side of the smoke collecting cylinder back to the air leakage opening is provided with a positioning support 22, and the positioning support is fixed on the gas detection equipment.
The working mode of the automobile engine tail gas detection device is as follows: firstly, an engine to be detected is installed through an assembly trolley and is conveyed to a gas detection device, the gas detection device can be purchased in the market, tail gas discharged by the engine is collected through a tail gas collection device to avoid leakage, the tail gas in the tail gas collection device is conveyed into a tail gas plugging device through the matching of a silicone tube and a stainless steel tube, a connecting rod mechanism is controlled to move through a cylinder on the tail gas plugging device, a cover plate covers a smoke collection cylinder under the action of the connecting rod mechanism to seal the smoke collection cylinder, the tail gas is prevented from being mixed with air and from leaking, then the tail gas is collected, air in the smoke collection cylinder can be discharged through a gas leakage port, the tail gas reaches the concentration range to be detected in the smoke collection cylinder, the tail gas in the smoke collection cylinder is collected through an S-shaped gas collection tube of a tail gas sampling tube, the tail gas is pumped out of the smoke collection cylinder through an L-shaped sampling tube, carry the tail gas through the detection pipeline and detect in the gas detection equipment, the testing result accuracy is high, whole device simple structure, convenient operation, it is with low costs.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides an automobile engine tail gas detection device which characterized in that: including gaseous check out test set, tail gas plugging device, assembly platform truck and tail gas collection device, automobile engine demountable installation be in on the assembly platform truck, the tail gas collection device is installed the top of assembly platform truck, the tail gas collection device with automobile engine's gas vent is connected, gaseous check out test set is independent setting, the tail gas plugging device is installed gaseous check out test set is last and is located the top of tail gas collection device, the bottom of tail gas plugging device is connected with the silicone tube, the top of tail gas collection device is connected with nonrust steel pipe, nonrust steel pipe with the silicone tube is connected, the tail gas plugging device with connect through the detection pipeline between the gaseous check out test set.
2. The automobile engine exhaust gas detection device according to claim 1, characterized in that: the tail gas collection device is a reversed funnel-shaped stainless steel cover, and the tail gas collection device is connected with an exhaust port of the automobile engine through an exhaust pipe.
3. The automobile engine exhaust gas detection device according to claim 2, characterized in that: tail gas plugging device includes collection chimney, shutoff mechanism, tail gas sampling tube and disappointing mouth, shutoff mechanism is two and the symmetry is installed the top both sides of collection chimney, tail gas sampling tube fixed mounting be in collection chimney inside lower extreme portion, it is in to lose heart setting the mid portion of collection chimney and outside protrusion, lose heart with the inside intercommunication of collection chimney, be connected with disappointing pipe on losing heart, the tail gas sampling tube with the detection duct connection.
4. The automobile engine exhaust gas detection device according to claim 3, characterized in that: the blocking mechanism comprises a U-shaped support, a cylinder, a connecting rod mechanism and a cover plate, the U-shaped support is fixed on the side wall of the top of the smoke collecting tube, the cylinder is obliquely fixed on the U-shaped support, the connecting rod mechanism is connected with the cylinder, and the cover plate is installed on the connecting rod mechanism.
5. The automobile engine exhaust gas detection device according to claim 4, characterized in that: the tail gas sampling tube includes that S type receives trachea and L type sampling tube, L type sampling tube is fixed to be worn to establish on the collection chimney, trachea' S intermediate junction is received to S type the lower extreme of L type sampling tube, the trachea is located is received to S type the inside below of collection chimney and with L type sampling tube intercommunication, L type sampling tube with the detection pipeline is connected.
6. The automobile engine exhaust gas detection device according to claim 5, characterized in that: and one side of the smoke collection tube, which faces back to the air leakage opening, is provided with a positioning support, and the positioning support is fixed on the gas detection equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121600005.XU CN215677752U (en) | 2021-07-14 | 2021-07-14 | Automobile engine tail gas detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121600005.XU CN215677752U (en) | 2021-07-14 | 2021-07-14 | Automobile engine tail gas detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215677752U true CN215677752U (en) | 2022-01-28 |
Family
ID=79979857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121600005.XU Expired - Fee Related CN215677752U (en) | 2021-07-14 | 2021-07-14 | Automobile engine tail gas detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215677752U (en) |
-
2021
- 2021-07-14 CN CN202121600005.XU patent/CN215677752U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |