CN112345168B - Automobile exhaust pipe detection device and leakage detection method - Google Patents
Automobile exhaust pipe detection device and leakage detection method Download PDFInfo
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- CN112345168B CN112345168B CN202011367780.5A CN202011367780A CN112345168B CN 112345168 B CN112345168 B CN 112345168B CN 202011367780 A CN202011367780 A CN 202011367780A CN 112345168 B CN112345168 B CN 112345168B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The invention discloses automobile exhaust pipe detection equipment and a leakage detection method, and particularly relates to the technical field of automobile exhaust pipe detection. The invention has accurate detection, can detect the air leakage of the exhaust pipe without lifting the automobile, saves the detection time, reduces the detection consumption and has convenient operation.
Description
Technical Field
The invention relates to the technical field of automobile exhaust pipe detection, in particular to automobile exhaust pipe detection equipment and a leakage detection method.
Background
The corrugated pipe for automobile exhaust is also called as flexible pipe for automobile exhaust pipe, and is installed in the exhaust pipe between the engine exhaust branch pipe and the silencer to make the whole exhaust system in flexible connection, so as to play the roles of damping vibration and reducing noise, facilitating installation and prolonging the service life of the exhaust silencing system.
When the automobile exhaust pipe leaks gas, because the tail gas contains a large amount of harmful gas, if not filter direct discharge through the three way catalyst converter, can produce great pollution to the environment, for the detection of the automobile exhaust pipe of convenience, for this reason, we have proposed an automobile exhaust pipe check out test set and reveal detection method to solve the problem that faces in the trade.
Disclosure of Invention
In order to overcome the above-mentioned defects in the prior art, embodiments of the present invention provide an automobile exhaust pipe inspection apparatus and a leak inspection method, so as to solve the problems set forth in the above-mentioned background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an automobile exhaust pipe check out test set, includes handheld handle, handheld handle one end fixed mounting has the test bar, flexible groove has been seted up in the test bar, flexible inslot movable mounting has the extension bar, the extension bar is kept away from handheld handle one end fixed mounting and is detected the box, there is the lid through hinge movable mounting on the detection box, the foam ball has been placed in the detection box, it is close to extension bar one end and has seted up the air intake to detect box one side, it keeps away from extension bar one end and has seted up the exhaust vent to detect the box opposite side, install the camera in the middle of the lid inboard, the lid inboard is located the camera both sides and installs the light filling lamp, install the extension regulation and control structure in the test bar.
In a preferred embodiment, the extension regulating structure comprises an adjusting groove which is formed in the detection rod and connected with the telescopic groove, and a first gear shaft and a second gear shaft are movably mounted in the adjusting groove respectively.
In a preferred embodiment, a first bevel gear and a second bevel gear are fixedly mounted on the first gear shaft and the second gear shaft, respectively, a control opening is formed in one side of the detection rod, a control rod is fixedly mounted on one side of the first bevel gear, which is far away from the first gear shaft, and a rotating handle is fixedly mounted at one end of the control rod, which penetrates through the control opening and extends to the outer side of the detection rod.
In a preferred embodiment, a multi-stage telescopic rod is fixedly installed on one side of the second bevel gear far from the second gear shaft, and a screw is fixedly installed on one side of the multi-stage telescopic rod far from the second bevel gear.
In a preferred embodiment, a screw rod is fixedly installed in the telescopic groove, a screw hole is formed in the middle of the screw rod, the screw rod penetrates through the screw hole and is in threaded connection with the screw hole, and one end, far away from the multi-stage telescopic rod, of the screw rod is connected with one end of the extension rod in a rotating and clamping mode.
In a preferred embodiment, the two sides of the telescopic groove are provided with slide clamping grooves, two slide clamping blocks are fixedly and symmetrically arranged on two sides of one end, close to the screw, of the extension rod, and the slide clamping blocks are correspondingly and slidably clamped with the slide clamping grooves.
In a preferred embodiment, a lubricant dropping cavity penetrating through the screw hole is formed in the screw hole rod, and the lubricant dropping cavity penetrates through the inner wall of the detection rod on one side.
According to another aspect of the present invention, there is provided an exhaust pipe leakage detection method for an automobile exhaust pipe, which is used for the leakage detection of the exhaust pipe of the automobile.
The method for detecting the leakage of the automobile exhaust pipe comprises the following steps:
system establishment: a detection system is established, and the device can be connected with a camera in a detection box through mobile phone Bluetooth;
placing a foam ball: opening the box cover of the detection box, putting the foam ball into the detection box, and closing the box cover;
turning on the light and observation device: the light supplement lamp and the camera in the box cover are turned on through the switch;
detecting an exhaust pipe: the handheld handle is held by a hand, the device extends into the lower part of an automobile exhaust pipe, one side of an air inlet of the detection box is aligned to the automobile exhaust pipe, signals transmitted back by the camera are received by the mobile phone to observe the dynamic state of the foam ball in real time, when the foam ball is in an original state, the foam ball is in a small-amplitude irregular motion state due to motion generated when the detection device moves, but when the automobile exhaust pipe leaks air, the air enters the detection box through the air inlet and flows out of an air outlet, the generated air flow continuously impacts the foam ball at the moment, the foam ball moves regularly, detection and observation are repeated, and if the foam ball still moves regularly, the air leakage of the automobile exhaust pipe can be judged;
adjusting the length of the extension rod: the rotating handle is rotated to control the first bevel gear to rotate, the second bevel gear is driven to rotate through the interaction between the first bevel gear and the second bevel gear, the multi-stage telescopic rod and the screw rod are sequentially driven to rotate, the screw rod is driven to move through the interaction between the screw rod and the screw hole, the length of the extension rod is adjusted, and therefore the air leakage state of the exhaust pipe in the deep position of the automobile is detected;
retracting the device: after the detection, with inside the extension rod shrink to the detection pole, close light filling lamp and camera.
The invention has the technical effects and advantages that: hold handheld handle, stretch into the automobile exhaust pipe below with this device, and aim at automobile exhaust pipe on one side of the air intake of detection box, and receive the developments of the signal real-time observation foam ball that the camera passed back through the cell-phone, because the motion that produces when detection device removes makes the foam ball be in the random motion state of small amplitude when being in pristine condition, but when meetting automobile exhaust pipe gas leakage, gas gets into the detection box and flows from the exhaust vent through the air intake, the impact foam ball that the air current that produces this moment can not stop, make the regular motion of foam ball, and repeated detection observes, if the still regular motion of foam ball, then can judge this automobile exhaust pipe gas leakage, adjust the length of extension pole: rotate the rotation handle, control bevel gear rotates, through the interaction between bevel gear and bevel gear two, drive bevel gear two and rotate, and then drive multistage telescopic link and screw rod rotation in proper order, through the interaction of screw rod and screw, it removes to drive the screw rod, and then the length of adjusting the extension rod, thereby detect the gas leakage state of the blast pipe of car depths, this device detects accurately, need not hoist the car and can carry out the gas leakage detection of blast pipe, save check-out time, reduce and detect the consumption, and the simple operation.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a schematic view of the overall structure of the present invention.
FIG. 3 is a schematic view showing the structure of the cartridge of the present invention.
FIG. 4 is a schematic view of the structure of the detection rod of the present invention.
FIG. 5 is a flow chart of the method of the present invention.
The reference signs are: 1. a handle; 2. a detection lever; 3. an extension rod; 4. a detection cartridge; 5. a telescopic groove; 6. an adjustment groove; 7. a first gear shaft; 8. a second gear shaft; 9. a first bevel gear; 10. a second bevel gear; 11. a multi-stage telescopic rod; 12. a screw; 13. a screw-hole rod; 14. a screw hole; 15. a slide slot; 16. a slide block; 17. a control port; 18. a control lever; 19. a rotation handle; 20. a box cover; 21. a foam ball; 22. an air inlet; 23. an air outlet; 24. a camera; 25. a light supplement lamp; 26. a lubricant drip chamber.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in the accompanying drawings 1-4, including handheld handle 1, 1 one end fixed mounting of handheld handle has test rod 2, telescopic slot 5 has been seted up in test rod 2, movable mounting has extension rod 3 in the telescopic slot 5, extension rod 3 keeps away from 1 one end fixed mounting of handheld handle has test box 4, there is lid 20 through hinge movable mounting on the test box 4, foam ball 21 has been placed in the test box 4, test box 4 one side is close to extension rod 3 one end and has been seted up air intake 22, test box 4 opposite side is kept away from 3 one end of extension rod and has been seted up exhaust vent 23, install camera 24 in the middle of the lid 20 inboard, the lid 20 inboard is located camera 24 both sides and installs light filling lamp 25, install the extension regulation and control structure in the test rod 2.
Furthermore, extend regulation and control structure including offering in detection pole 2 inside and with the adjustment tank 6 that telescopic slot 5 is connected, the movable mounting has gear shaft one 7 and gear shaft two 8 respectively in the adjustment tank 6.
Furthermore, a first bevel gear 9 and a second bevel gear 10 are fixedly mounted on the first gear shaft 7 and the second gear shaft 8 respectively, a control opening 17 is formed in one side of the detection rod 2, a control rod 18 is fixedly mounted on one side, far away from the first gear shaft 7, of the first bevel gear 9, and the control rod 18 penetrates through the control opening 17 and extends to one end, outside the detection rod 2, of the fixed mounting of the rotating handle 19.
Furthermore, a multi-stage telescopic rod 11 is fixedly installed on one side, away from the second gear shaft 8, of the second bevel gear 10, and a screw 12 is fixedly installed on one side, away from the second bevel gear 10, of the multi-stage telescopic rod 11.
Further, fixed mounting has screw rod 13 in the flexible groove 5, screw 14 has been seted up in the middle of screw rod 13, screw 12 run through screw 14 and with 14 threaded connection of screw, 11 one end of multi-stage telescopic rod and extension rod 3 one end rotation joint are kept away from to screw 12, rotate rotatory handle 19 during the length of adjusting extension rod 3, control bevel gear 9 rotates, through the interact between bevel gear 9 and bevel gear two 10, it rotates to drive bevel gear two 10, and then drive multi-stage telescopic rod 11 and screw 12 in proper order and rotate, through the interact of screw 12 with screw 14, it removes to drive screw 12, and then adjust the length of extension rod 3, thereby detect the gas leakage state of the blast pipe of automobile depths.
Furthermore, the two sides of the telescopic slot 5 are provided with slide clamping slots 15, two slide clamping blocks 16 are fixedly and symmetrically arranged on the two sides of one end, close to the screw 12, of the extension rod 3, the corresponding slide clamping blocks 16 are in slide clamping connection with the slide clamping slots 15, and the screw 12 cannot drive the extension rod 3 to rotate under the action of the slide clamping blocks 16 and the slide clamping slots 15.
Furthermore, a lubricant dropping cavity 26 communicated with the screw hole 14 is formed in the screw hole rod 13, the lubricant dropping cavity 26 penetrates through the inner wall of the detection rod 2 on one side, and lubricant can be dropped into the screw hole 14 through the lubricant dropping cavity 26, so that the screw 12 can be conveniently used.
The method for detecting the leakage of the automobile exhaust pipe as shown in the attached figure 5 comprises the following steps:
s101, system establishment: a detection system is established, and the device can be connected with a camera 24 in a detection box 4 through mobile phone Bluetooth;
s103, placing the foam ball 21: opening the box cover 20 of the detection box 4, putting the foam ball 21 in the box, and closing the box cover 20;
s105, turning on a light and observation device: the light supplement lamp 25 and the camera 24 in the box cover 20 are turned on through a switch;
s107, exhaust pipe detection: the handheld handle 1 is held by a hand, the device extends into the lower part of an automobile exhaust pipe, one side of an air inlet 22 of a detection box 4 is aligned with the automobile exhaust pipe, signals transmitted back by a camera 24 are received by a mobile phone, the dynamic state of a foam ball 21 is observed in real time, when the detection device is in an original state, the foam ball 21 is in a small-amplitude irregular motion state due to the motion generated when the detection device moves, but when the automobile exhaust pipe leaks air, the air enters the detection box 4 through the air inlet 22 and flows out from an air outlet 23, the generated air flow continuously impacts the foam ball 21 at the moment, the foam ball moves regularly, the detection and observation are repeated, and if the foam ball 21 still moves regularly, the air leakage of the automobile exhaust pipe can be judged;
s109, adjusting the length of the extension rod 3: the rotating handle 19 is rotated to control the first bevel gear 9 to rotate, the second bevel gear 10 is driven to rotate through the interaction between the first bevel gear 9 and the second bevel gear 10, the multi-stage telescopic rod 11 and the screw rod 12 are further sequentially driven to rotate, the screw rod 12 is driven to move through the interaction between the screw rod 12 and the screw hole 14, the length of the extension rod 3 is further adjusted, and therefore the air leakage state of the exhaust pipe in the deep position of the automobile is detected;
s111, retracting of the device: after the detection, with extension rod 3 shrink to inside the detection pole 2, close light filling lamp 25 and camera 24.
The working principle of the invention is as follows: hold handheld handle 1, stretch into below the vehicle vent-pipe with this device, and aim at vehicle vent-pipe in air intake 22 one side of detecting box 4, and receive the developments of the signal real-time observation foam ball 21 that camera 24 returned through the cell-phone, when being in original state because the motion that produces makes foam ball 21 be in the random motion state of small amplitude when detecting device removes, but when meetting vehicle vent-pipe gas leakage, gas gets into detecting box 4 and flows from exhaust vent 23 through air intake 22, the impact foam ball 21 that the air current that produces can not stop this moment, make the motion that the foam ball is regular, and repeated detection is observed, if foam ball 21 still regular motion, then can judge this vehicle vent-pipe gas leakage, adjust the length of extension rod 3: rotate the rotation handle 19, control bevel gear 9 and rotate, through the interact between bevel gear 9 and bevel gear two 10, drive bevel gear two 10 and rotate, and then drive multistage telescopic link 11 and screw 12 in proper order and rotate, through the interact of screw 12 with screw 14, it removes to drive screw 12, and then adjust the length of extension rod 3, thereby detect the gas leakage state of the blast pipe of automobile depths, this device detects the accuracy, need not hoist the automobile and can carry out the gas leakage detection of blast pipe, save check-out time, reduce and detect the consumption, and the simple operation.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: 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 invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (1)
1. The method for detecting the leakage of the automobile exhaust pipe is characterized by comprising the following steps of:
system establishment: a detection system is established, and the device can be connected with a camera (24) in a detection box (4) through mobile phone Bluetooth;
placing a foam ball (21): opening a box cover (20) of the detection box (4), putting a foam ball (21) into the box cover, and closing the box cover (20);
turning on the light and observation device: a light supplement lamp (25) and a camera (24) in the box cover (20) are turned on through a switch;
detecting an exhaust pipe: the handheld handle (1) is held by a hand, the device extends into the lower portion of an automobile exhaust pipe, one side of an air inlet (22) of a detection box (4) is aligned with the automobile exhaust pipe, a signal transmitted back by a camera (24) is received by a mobile phone, the dynamic state of a foam ball (21) is observed in real time, when the detection device is in an original state, the foam ball (21) is in a small-amplitude irregular motion state due to the motion generated when the detection device moves, when the automobile exhaust pipe leaks air, air enters the detection box (4) through the air inlet (22) and flows out of an air outlet (23), the generated air flow can continuously impact the foam ball (21), the foam ball moves regularly, the detection and observation are repeated, and if the foam ball (21) still moves regularly, the air leakage of the automobile exhaust pipe can be judged;
adjusting the length of the extension rod (3): the rotating handle (19) is rotated to control the bevel gear I (9) to rotate, the bevel gear II (10) is driven to rotate through the interaction between the bevel gear I (9) and the bevel gear II (10), the multi-stage telescopic rod (11) and the screw rod (12) are sequentially driven to rotate, the screw rod (12) is driven to move through the interaction between the screw rod (12) and the screw hole (14), the length of the extension rod (3) is further adjusted, and therefore the air leakage state of the exhaust pipe in the deep position of the automobile is detected;
retracting the device: after the detection is finished, the extension rod (3) is retracted into the detection rod (2), and the light supplement lamp (25) and the camera (24) are turned off;
a detection rod (2) is fixedly arranged at one end of the hand-held handle (1), a telescopic groove (5) is arranged in the detection rod (2), an extension rod (3) is movably arranged in the telescopic groove (5), a detection box (4) is fixedly arranged at one end of the extension rod (3) far away from the handheld handle (1), a box cover (20) is movably arranged on the detection box (4) through a hinge, a foam ball (21) is arranged in the detection box (4), one end of one side of the detection box (4) close to the extension rod (3) is provided with an air inlet (22), an air outlet (23) is arranged at one end of the other side of the detection box (4) far away from the extension rod (3), the middle of the inner side of the box cover (20) is provided with a camera (24), the inner side of the box cover (20) is provided with light supplementing lamps (25) which are positioned at two sides of the camera (24), and an extension regulation and control structure is arranged in the detection rod (2);
the extension regulation and control structure comprises an adjusting groove (6) which is formed in the detection rod (2) and connected with the telescopic groove (5), and a first gear shaft (7) and a second gear shaft (8) are movably mounted in the adjusting groove (6) respectively;
a first bevel gear (9) and a second bevel gear (10) are fixedly mounted on the first gear shaft (7) and the second gear shaft (8) respectively, a control opening (17) is formed in one side of the detection rod (2), a control rod (18) is fixedly mounted on one side, away from the first gear shaft (7), of the first bevel gear (9), and the control rod (18) penetrates through the control opening (17) and extends to one end of the outer side of the detection rod (2) to be fixedly provided with a rotating handle (19);
a multi-stage telescopic rod (11) is fixedly installed on one side, away from the second gear shaft (8), of the second bevel gear (10), and a screw (12) is fixedly installed on one side, away from the second bevel gear (10), of the multi-stage telescopic rod (11);
a screw hole rod (13) is fixedly installed in the telescopic groove (5), a screw hole (14) is formed in the middle of the screw hole rod (13), the screw rod (12) penetrates through the screw hole (14) and is in threaded connection with the screw hole (14), and one end, far away from the multi-stage telescopic rod (11), of the screw rod (12) is rotatably clamped with one end of the extension rod (3);
two sides of the telescopic groove (5) are provided with sliding clamping grooves (15), two sliding clamping blocks (16) are fixedly and symmetrically arranged on two sides of one end, close to the screw (12), of the extension rod (3), and the corresponding sliding clamping blocks (16) are in sliding clamping connection with the sliding clamping grooves (15);
a lubricant dropping cavity (26) communicated with the screw hole (14) is formed in the screw hole rod (13), and the lubricant dropping cavity (26) penetrates through the inner wall of one side of the detection rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011367780.5A CN112345168B (en) | 2020-11-30 | 2020-11-30 | Automobile exhaust pipe detection device and leakage detection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011367780.5A CN112345168B (en) | 2020-11-30 | 2020-11-30 | Automobile exhaust pipe detection device and leakage detection method |
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| CN112345168A CN112345168A (en) | 2021-02-09 |
| CN112345168B true CN112345168B (en) | 2022-08-16 |
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|---|---|---|---|---|
| WO2019110131A1 (en) * | 2017-12-08 | 2019-06-13 | Toyota Motor Europe | Exhaust sampling tube |
| CN209485800U (en) * | 2019-02-21 | 2019-10-11 | 浙江信捷检测技术有限公司 | A kind of organic exhaust gas sampling apparatus |
| CN110389204A (en) * | 2019-08-22 | 2019-10-29 | 合肥市宇驰检测技术有限公司 | A kind of vehicle exhaust carbon dioxide discharge amount detector and its detection method |
| CN210036830U (en) * | 2019-11-30 | 2020-02-07 | 叶传林 | Micro-metering flowmeter |
| CN210846330U (en) * | 2019-09-16 | 2020-06-26 | 福建金化科技有限公司 | High-pressure reminding device for producing film forming auxiliary |
| CN211902395U (en) * | 2020-03-30 | 2020-11-10 | 宁双生 | Safety protection device for detecting gas leakage of natural gas pipeline |
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2020
- 2020-11-30 CN CN202011367780.5A patent/CN112345168B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019110131A1 (en) * | 2017-12-08 | 2019-06-13 | Toyota Motor Europe | Exhaust sampling tube |
| CN209485800U (en) * | 2019-02-21 | 2019-10-11 | 浙江信捷检测技术有限公司 | A kind of organic exhaust gas sampling apparatus |
| CN110389204A (en) * | 2019-08-22 | 2019-10-29 | 合肥市宇驰检测技术有限公司 | A kind of vehicle exhaust carbon dioxide discharge amount detector and its detection method |
| CN210846330U (en) * | 2019-09-16 | 2020-06-26 | 福建金化科技有限公司 | High-pressure reminding device for producing film forming auxiliary |
| CN210036830U (en) * | 2019-11-30 | 2020-02-07 | 叶传林 | Micro-metering flowmeter |
| CN211902395U (en) * | 2020-03-30 | 2020-11-10 | 宁双生 | Safety protection device for detecting gas leakage of natural gas pipeline |
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