CN109339925B - Water inlet prevention device of automobile exhaust pipe - Google Patents
Water inlet prevention device of automobile exhaust pipe Download PDFInfo
- Publication number
- CN109339925B CN109339925B CN201811387045.3A CN201811387045A CN109339925B CN 109339925 B CN109339925 B CN 109339925B CN 201811387045 A CN201811387045 A CN 201811387045A CN 109339925 B CN109339925 B CN 109339925B
- Authority
- CN
- China
- Prior art keywords
- annular
- pipe
- pipe fitting
- wall
- shaped
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/08—Other arrangements or adaptations of exhaust conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/08—Other arrangements or adaptations of exhaust conduits
- F01N13/085—Other arrangements or adaptations of exhaust conduits having means preventing foreign matter from entering exhaust conduit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/12—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 specially adapted for submerged exhausting
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention discloses a water inlet prevention device of an automobile exhaust pipe, wherein a horizontal movable pipe is inserted in a horizontal sleeve, the diameter of an inner ring of an annular baffle plate is larger than the diameter of an outer ring of the horizontal movable pipe, an annular rubber sealing plate is fixedly adhered to the right side surface of an annular limiting plate and is positioned in an annular clamping groove in the inner wall of a right port of the horizontal sleeve, the right end of the horizontal movable pipe is communicated with a vertical pipe fitting, the right port of the horizontal movable pipe is fixedly connected to the position, close to the bottom end, on the outer wall of the vertical pipe fitting, and a U-shaped pipe is inserted in the inner part of an upper port. The U-shaped pipe is designed in an inverted U-shaped prevention mode, so that rainwater cannot fall into the U-shaped pipe in rainy days, the U-shaped pipe can prevent water flow from entering the interior of an automobile through the U-shaped pipe, the vertical pipe fitting and the horizontal movable pipe in heavy rain days when the water level is high, meanwhile, the U-shaped pipe can be adjusted in height according to the water level, and the U-shaped pipe is convenient to use.
Description
Technical Field
The invention relates to the technical field of water inlet prevention devices of automobile exhaust pipes, in particular to a water inlet prevention device of an automobile exhaust pipe.
Background
The exhaust pipe is installed between the exhaust manifold and the silencer of the engine to make the whole exhaust system flexible. The exhaust pipe is mainly used for light vehicles, mini vehicles and passenger cars, motorcycles, the exhaust pipe structure is a structure that a double-layer corrugated pipe is externally coated with a steel wire mesh sleeve, and clamping rings are externally coated on straight side sections at two ends, so that the noise elimination effect is better, an expansion joint or a mesh sleeve can be matched in the corrugated pipe, but the exhaust pipe still has the following defects in the practical use:
because vehicle vent-pipe and external intercommunication, this just makes when torrential rain weather road surface water level is higher, and the rainwater can directly get into the inside of automobile body from the blast pipe to reduce the life of car.
Disclosure of Invention
The invention aims to provide a water inlet prevention device for an automobile exhaust pipe, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a water inlet prevention device of an automobile exhaust pipe comprises a horizontal sleeve, wherein a horizontal movable pipe is inserted into the horizontal sleeve, an annular limiting plate is sleeved on the part, located in the horizontal sleeve, of the horizontal movable pipe, an annular limiting plate is fixedly welded to the outer wall of the horizontal movable pipe, an annular baffle is fixedly arranged on the left side, located on the annular limiting plate, of the inner wall of the horizontal sleeve, the diameter of the inner ring of the annular baffle is larger than the diameter of the outer ring of the horizontal movable pipe, an annular rubber sealing plate is fixedly adhered to the surface of the right side of the annular limiting plate and located in an annular clamping groove in the inner wall of a right port of the horizontal sleeve, the right end of the horizontal movable pipe is communicated with a vertical pipe fitting, a right port of the horizontal movable pipe is fixedly connected to the position, close to the bottom end, of the outer wall of the vertical pipe fitting, the U-shaped pipe is of an inverted U-shaped structure.
Preferably, the horizontal movable pipe is sleeved with a spring between the annular baffle plate and the annular limiting plate, and two ends of the spring are respectively and fixedly connected to the right end face of the annular baffle plate and the left end face of the annular limiting plate.
Preferably, rubber seal rings are embedded in the annular grooves in the outer wall of the annular limiting plate, and the rubber seal rings are two groups, of which the central axis coincides with the central axis of the annular limiting plate.
Preferably, the vertical pipe fitting of U-shaped pipe left end is inserted and is established the inside of the up end mouth of vertical pipe fitting, the inner wall of vertical pipe fitting is fixed and is equipped with cowl, cowl is equidistance linear arrangement from the top down at the inner wall of vertical pipe fitting, and the arc stopper that is located U-shaped pipe bottom edge inlays to be established between adjacent two sets of cowl.
Preferably, be equipped with two sets of cowl on the coplanar of vertical pipe fitting inner wall, two sets of cowl is the equidistance annular arrangement about the central axis of vertical pipe fitting.
Preferably, the U-shaped pipe is sleeved with an annular sealing gasket at the upper port of the vertical pipe, the vertical pipe on the U-shaped pipe penetrates through a thread sealing cover at the upper port of the vertical pipe, and an internal thread arranged on the inner wall of the thread sealing cover is in threaded connection with an external thread at the edge of the upper port of the vertical pipe.
Preferably, the bottom of the vertical pipe fitting is provided with a threaded hole, a hollow cylindrical groove body is arranged inside the threaded hole, an external thread matched with the threaded hole is arranged on the outer wall of the hollow cylindrical groove body, and a handle is fixedly arranged on the surface of the outer side of the hollow cylindrical groove body.
Preferably, the medial extremity mouth edge of screw hole is equipped with the annular support plate through connecting the fixed pipe fitting, connect pipe fitting and annular support plate integrated into one piece, the outside fixed surface of annular support plate is equipped with the annular slab, inlay between the inner wall of annular slab and connection pipe fitting and be equipped with annular sealing pad, annular sealing pad contacts with the medial extremity mouth of hollow column cell body.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:
1. the U-shaped pipe is designed in an inverted U shape, so that rainwater cannot fall into the U-shaped pipe in rainy days, the U-shaped pipe can prevent water flow from entering the interior of an automobile through the U-shaped pipe, the vertical pipe fitting and the horizontal movable pipe in heavy rain days when the water level is high, and meanwhile, the U-shaped pipe can be adjusted in height according to the water level and is convenient to use;
2. the horizontal movable pipe can move in the horizontal sleeve, so that when a hard object impacts the vertical pipe fitting or the U-shaped pipe, the horizontal movable pipe can contract towards the inside of the horizontal sleeve, the U-shaped pipe or the vertical pipe fitting is prevented from being damaged by impact, and meanwhile, the tail of the automobile has a damping and buffering effect;
3. the bottom of vertical pipe fitting is equipped with the screw hole, and threaded hole is equipped with hollow column cell body to if the inside that a small amount of rivers inadvertently got into vertical pipe fitting from the U-shaped pipe, water can be stored in the bottom of vertical pipe fitting, can discharge through the screw hole simultaneously, and it is comparatively convenient to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic view of the connection of the annular support plate to the connecting tube;
FIG. 4 is a top view of the upper port of the vertical tube.
In the figure: horizontal sleeve pipe 1, annular baffle 2, annular limiting plate 3, rubber seal 4, annular rubber closing plate 5, ring groove 6, horizontal movable tube 7, thread sealing lid 8, U-shaped pipe 9, annular sealing pad 10, cowl 11, arc stopper 12, vertical pipe fitting 13, screw hole 14, handle 15, hollow column cell body 16, annular slab 17, spring 18, annular supporting plate 19, connecting pipe 20.
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.
Referring to fig. 1 to 4, the present invention provides a technical solution: a water inlet prevention device of an automobile exhaust pipe comprises a horizontal sleeve 1, a horizontal movable pipe 7 is inserted in the horizontal sleeve 1, a ring-shaped limiting plate 3 is sleeved on a part, located in the horizontal sleeve 1, of the horizontal movable pipe 7, the inner wall of the ring-shaped limiting plate 3 is fixedly welded with the outer wall of the horizontal movable pipe 7, a ring-shaped baffle plate 2 is fixedly arranged on the left side, located on the ring-shaped limiting plate 3, of the inner wall of the horizontal sleeve 1, the diameter of an inner ring of the ring-shaped baffle plate 2 is larger than the diameter of an outer ring of the horizontal movable pipe 7, a ring-shaped rubber sealing plate 5 is fixedly adhered to the right side surface of the ring-shaped limiting plate 3, the ring-shaped rubber sealing plate 5 is located in a ring-shaped clamping groove 6 in the inner wall of a right side port of the horizontal sleeve 1, the right side of the horizontal movable pipe 7 is communicated with a vertical pipe fitting 13, the U-shaped pipe 9 is of an inverted U-shaped structure.
Furthermore, a spring 18 is sleeved between the annular baffle plate 2 and the annular limiting plate 3 on the horizontal movable tube 7, two ends of the spring 18 are respectively and fixedly connected to the right end face of the annular baffle plate 2 and the left end face of the annular limiting plate 3, on one hand, the spring 18 can tightly press the annular limiting plate 3 on the inner wall of the right end port of the horizontal sleeve 1, so that the sealing performance of the horizontal sleeve 1 and the horizontal movable tube 7 is improved, and on the other hand, the spring can play a role in shock absorption and buffering;
further, rubber seal rings 4 are embedded in an annular groove in the outer wall of the annular limiting plate 3, two groups of rubber seal rings 4 are arranged, the central axes of the two groups of rubber seal rings 4 are overlapped with the central axis of the annular limiting plate 3, and the rubber seal rings 4 can improve the sealing performance between the annular limiting plate 3 and the inner wall of the horizontal sleeve 1, so that water cannot be poured into the horizontal sleeve 1 even if the annular limiting plate 3 is separated from the inner side wall of the right port of the horizontal sleeve 1;
further, a vertical pipe fitting at the left end of the U-shaped pipe 9 is inserted into the upper end opening of the vertical pipe fitting 13, arc-shaped baffles 11 are fixedly arranged on the inner wall of the vertical pipe fitting 13, the arc-shaped baffles 11 are linearly arranged on the inner wall of the vertical pipe fitting 13 from top to bottom in an equidistant manner, and arc-shaped limiting blocks 12 located at the bottom end edge of the U-shaped pipe 9 are embedded between two adjacent groups of arc-shaped baffles 11;
further, two groups of arc-shaped baffles 11 are arranged on the same plane of the inner wall of the vertical pipe fitting 13, and the two groups of arc-shaped baffles 11 are annularly arranged in an equidistant manner about the central axis of the vertical pipe fitting 13;
further, an annular sealing gasket 10 is sleeved at the position, located at the upper port of the vertical pipe fitting 13, of the U-shaped pipe 9, the vertical pipe fitting on the U-shaped pipe 9 penetrates through a thread sealing cover 8 located at the upper port of the vertical pipe fitting 13, and internal threads arranged on the inner wall of the thread sealing cover 8 are in threaded connection with external threads on the edge of the upper port of the vertical pipe fitting 13;
further, a threaded hole 14 is formed in the bottom of the vertical pipe 13, a hollow cylindrical groove 16 is formed in the threaded hole 14, an external thread matched with the threaded hole 14 is formed in the outer wall of the hollow cylindrical groove 16, and a handle 15 is fixedly arranged on the outer side surface of the hollow cylindrical groove 16;
furthermore, an annular supporting plate 19 is fixedly arranged on the edge of the inner side port of the threaded hole 14 through a connecting pipe fitting 20, the connecting pipe fitting 20 and the annular supporting plate 19 are integrally formed, an annular plate 17 is fixedly arranged on the outer side surface of the annular supporting plate 19, an annular sealing gasket 10 is embedded between the annular plate 17 and the inner wall of the connecting pipe fitting 20, and the annular sealing gasket 10 is in contact with the inner side port of the hollow cylindrical groove body 16, so that the sealing performance of the inner wall of the hollow cylindrical groove body 16 and the inner wall of the threaded hole 4 is good.
The working principle is as follows: in the practical use process of the invention, gas passes through the silencer and then is discharged from the U-shaped pipe 9 through the horizontal sleeve, the horizontal movable pipe 7 and the vertical pipe fitting 13, and the invention has the following advantages in practical use: firstly, the invention can prevent rainwater from pouring into rainy weather and directly sliding from the top of the U-shaped pipe 9 so as not to enter the U-shaped pipe 9, meanwhile, if an automobile passes through a road with a higher water level, in order to prevent rainwater from entering the U-shaped pipe 9 and simultaneously not influencing exhaust, the threaded sealing cover 8 is firstly unscrewed, then the vertical pipe fitting of the U-shaped pipe 9 is rotated, so that the arc limiting plate 12 at the bottom of the vertical pipe fitting of the U-shaped pipe 9 is separated from the two adjacent groups of arc baffles 11, at the moment, the U-shaped pipe 9 can be moved upwards, when the automobile moves to a proper height, the U-shaped pipe 9 can be rotated again, so that the arc baffles 11 at the bottom of the vertical pipe fitting of the U-shaped pipe 9 are embedded between the other two groups of arc baffles 11 again, so as to fix the; secondly, the device can prevent the collision when a hard object hits the U-shaped pipe 9 or the vertical pipe 13, the horizontal movable pipe 7 communicated with the vertical pipe 13 can contract towards the inside of the horizontal sleeve 1, so that the impact force of the hard object on the vertical pipe 13 and the U-shaped pipe 9 can be reduced, and meanwhile, the device is positioned at the tail of the vehicle, so that the damage of the hard object to the tail of the vehicle can be prevented, and the device is suitable for popularization.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an automobile exhaust pipe's water installations that prevents into, includes horizontal sleeve pipe (1), its characterized in that: a horizontal movable pipe (7) is inserted into the horizontal sleeve (1), an annular limiting plate (3) is sleeved on a part, located in the horizontal sleeve (1), of the horizontal movable pipe (7), the inner wall of the annular limiting plate (3) is fixedly welded with the outer wall of the horizontal movable pipe (7), an annular baffle plate (2) is fixedly arranged on the left side, located in the annular limiting plate (3), of the inner wall of the horizontal sleeve (1), the diameter of an inner ring of the annular baffle plate (2) is larger than the diameter of an outer ring of the horizontal movable pipe (7), an annular rubber sealing plate (5) is fixedly adhered to the surface of the right side of the annular limiting plate (3), the annular rubber sealing plate (5) is located in an annular clamping groove (6) in the inner wall of a right side port of the horizontal sleeve (1), the right end of the horizontal movable pipe (7) is communicated with a vertical pipe fitting (13), the right side port of the horizontal movable pipe (7) is fixedly connected to a position, close to, a U-shaped pipe (9) is inserted into the inner part of the upper port of the vertical pipe fitting (13), and the U-shaped pipe (9) is of an inverted U-shaped structure; the vertical pipe fitting of U-shaped pipe (9) left end is inserted and is established the inside of the upper port of vertical pipe fitting (13), the inner wall of vertical pipe fitting (13) is fixed and is equipped with cowl (11), cowl (11) are equidistance linear arrangement from the top down at the inner wall of vertical pipe fitting (13), and arc stopper (12) that are located U-shaped pipe (9) bottom edge inlays to be established between adjacent two sets of cowl (11).
2. The water inflow prevention apparatus of an automobile exhaust pipe according to claim 1, wherein: the horizontal movable pipe (7) is sleeved with a spring (18) between the annular baffle plate (2) and the annular limiting plate (3), and two ends of the spring (18) are fixedly connected to the right end face of the annular baffle plate (2) and the left end face of the annular limiting plate (3) respectively.
3. The water inflow prevention apparatus of an automobile exhaust pipe according to claim 1, wherein: the embedded rubber seal (4) that is equipped with of annular groove of ring limiting plate (3) outer wall, rubber seal (4) are equipped with two sets of altogether, and are two sets of the central axis of rubber seal (4) coincides with the central axis of ring limiting plate (3).
4. The water inflow prevention apparatus of an automobile exhaust pipe according to claim 1, wherein: be equipped with two sets of cowl (11) on the coplanar of vertical pipe fitting (13) inner wall, two sets of cowl (11) are equidistance annular arrangement about the central axis of vertical pipe fitting (13).
5. The water inflow prevention apparatus of an automobile exhaust pipe according to claim 1, wherein: the upper port position cover that lies in vertical pipe fitting (13) on U-shaped pipe (9) is equipped with annular sealing pad (10), vertical pipe fitting on U-shaped pipe (9) passes screw-thread sealing lid (8) that lie in port on vertical pipe fitting (13), the internal thread that the inner wall of screw-thread sealing lid (8) was equipped with and the mutual spiro union of external screw thread at port edge on vertical pipe fitting (13).
6. The water inflow prevention apparatus of an automobile exhaust pipe according to claim 1, wherein: the bottom of vertical pipe fitting (13) is equipped with screw hole (14), the inside of screw hole (14) is equipped with hollow column cell body (16), the outer wall of hollow column cell body (16) be equipped with screw hole (14) assorted external screw thread, the outside fixed surface of hollow column cell body (16) is equipped with handle (15).
7. The water inflow prevention apparatus of an automobile exhaust pipe according to claim 6, wherein: the utility model discloses a hollow cylindrical groove body (16) is characterized in that the medial extremity port edge of screw hole (14) is equipped with annular support plate (19) through connecting pipe fitting (20) is fixed, connect pipe fitting (20) and annular support plate (19) integrated into one piece, the outside fixed surface of annular support plate (19) is equipped with annular plate (17), inlay between annular plate (17) and the inner wall of being connected pipe fitting (20) and be equipped with annular sealing pad (10), annular sealing pad (10) contact with the medial extremity port of hollow cylindrical groove body (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811387045.3A CN109339925B (en) | 2018-11-20 | 2018-11-20 | Water inlet prevention device of automobile exhaust pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811387045.3A CN109339925B (en) | 2018-11-20 | 2018-11-20 | Water inlet prevention device of automobile exhaust pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109339925A CN109339925A (en) | 2019-02-15 |
| CN109339925B true CN109339925B (en) | 2020-11-20 |
Family
ID=65316756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811387045.3A Active CN109339925B (en) | 2018-11-20 | 2018-11-20 | Water inlet prevention device of automobile exhaust pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109339925B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259556B (en) * | 2019-05-22 | 2020-12-15 | 安徽风雷机械设备制造有限公司 | Debris invader, vehicle vent-pipe and car that prevent for blast pipe |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2250427Y (en) * | 1995-11-01 | 1997-03-26 | 刘子瑞 | Silencer for preventing combustion explosion of combustible gas |
| CN202467980U (en) * | 2012-02-21 | 2012-10-03 | 西华大学 | Engine exhaust particulate sampling device |
| CN203420771U (en) * | 2013-08-23 | 2014-02-05 | 王晓辉 | Automobile exhaust pipe water-entering-prevention device |
| CN105003316A (en) * | 2015-07-17 | 2015-10-28 | 河北华北柴油机有限责任公司 | Oil sump oil discharging device |
| CN205744090U (en) * | 2016-06-01 | 2016-11-30 | 南昌洪乐汽车配件有限公司 | A kind of water-inlet-proof automobile exhaust pipe |
| CN206593121U (en) * | 2017-03-30 | 2017-10-27 | 李红 | It is a kind of that there is heat exchange, resistance dirt, the smoke exhaust pipe of decrease of noise functions |
| CN208032520U (en) * | 2017-11-05 | 2018-11-02 | 李海城 | A kind of adjustable discharge duct of chemical industry |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002276360A (en) * | 2001-03-16 | 2002-09-25 | Hitachi Constr Mach Co Ltd | Exhaust pipe for construction equipment |
| KR20130076308A (en) * | 2011-12-28 | 2013-07-08 | 임한근 | Connecting pipe for automobile |
| CN205277565U (en) * | 2016-01-08 | 2016-06-01 | 杨彬 | Waterproof exhaust pipe |
-
2018
- 2018-11-20 CN CN201811387045.3A patent/CN109339925B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2250427Y (en) * | 1995-11-01 | 1997-03-26 | 刘子瑞 | Silencer for preventing combustion explosion of combustible gas |
| CN202467980U (en) * | 2012-02-21 | 2012-10-03 | 西华大学 | Engine exhaust particulate sampling device |
| CN203420771U (en) * | 2013-08-23 | 2014-02-05 | 王晓辉 | Automobile exhaust pipe water-entering-prevention device |
| CN105003316A (en) * | 2015-07-17 | 2015-10-28 | 河北华北柴油机有限责任公司 | Oil sump oil discharging device |
| CN205744090U (en) * | 2016-06-01 | 2016-11-30 | 南昌洪乐汽车配件有限公司 | A kind of water-inlet-proof automobile exhaust pipe |
| CN206593121U (en) * | 2017-03-30 | 2017-10-27 | 李红 | It is a kind of that there is heat exchange, resistance dirt, the smoke exhaust pipe of decrease of noise functions |
| CN208032520U (en) * | 2017-11-05 | 2018-11-02 | 李海城 | A kind of adjustable discharge duct of chemical industry |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109339925A (en) | 2019-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109339925B (en) | Water inlet prevention device of automobile exhaust pipe | |
| CN203978579U (en) | A kind of water-proof exhaust pipe device that can be arranged in car body | |
| CN210889894U (en) | Damping shock absorber for motorcycle | |
| CN201914077U (en) | Water-proof device of automobile exhaust pipe | |
| CN109469704A (en) | Inversed front shock absorber | |
| CN202071964U (en) | Electric vehicle frame tube | |
| CN203285523U (en) | Automobile vertical exhaust pipe device | |
| CN209245136U (en) | Inversed front shock absorber | |
| CN213773729U (en) | Automatic suspension reset municipal road well lid device | |
| CN204383177U (en) | A kind of aluminum magnesium alloy rectangle fuel tank | |
| CN206971109U (en) | A kind of municipal administration deceleration strip being conveniently replaceable | |
| CN203560533U (en) | Car rear axle vent valve assembly | |
| CN206927601U (en) | Loading arm and tank mouth attachment means | |
| CN218178247U (en) | Wet flue desulfurization and purification compensator for power plant | |
| CN206973008U (en) | A kind of improved magnetic force absolute oil valve module | |
| CN204680739U (en) | A kind of automobile antenna structure | |
| CN208397196U (en) | A kind of automobile absorber safeguard structure | |
| CN220119145U (en) | Tail gas recovery device for methanol storage tank | |
| CN212708931U (en) | Metal oil tank | |
| CN210106290U (en) | Floating hydraulic oil cylinder for heavy truck cab | |
| CN205078381U (en) | Novel car filter | |
| CN208559158U (en) | Caravan integrates closestool clean water tank support device | |
| CN209508890U (en) | A kind of Novel crashproof bucket | |
| CN107606032A (en) | Anti-leak dual-tube shock absorber based on flange connection | |
| CN210317456U (en) | Adjustable corrugated pipe for automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201105 Address after: Room 402, Research Institute building, Chungu 3D Printing Industrial Park, Fanchang Economic Development Zone, Wuhu City, Anhui Province Applicant after: Anhui Zhongcheng Information Technology Consulting Co.,Ltd. Address before: 212003 Jiangsu University of Science and Technology, Zhenjiang, Jiangsu province 2 Applicant before: Wang Shiyong |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221212 Address after: 276800 R&D Building No. 8, Electronic Information Industrial Park, Gaoxin 7th Road, Rizhao Hi tech Zone, Shandong Province 237, Xueyuan Road, Rizhao Hi tech Zone, Shandong Province Patentee after: Rizhao Xinrui Investment Promotion Development Co.,Ltd. Address before: 241,200 Room 402, Research Institute Building, Chungu 3D Printing Industrial Park, Economic Development Zone, Fanchang County, Wuhu City, Anhui Province Patentee before: Anhui Zhongcheng Information Technology Consulting Co.,Ltd. |