CN2742154Y - Detachable catalytic silencer for motor vehicle - Google Patents
Detachable catalytic silencer for motor vehicle Download PDFInfo
- Publication number
- CN2742154Y CN2742154Y CN 200420061689 CN200420061689U CN2742154Y CN 2742154 Y CN2742154 Y CN 2742154Y CN 200420061689 CN200420061689 CN 200420061689 CN 200420061689 U CN200420061689 U CN 200420061689U CN 2742154 Y CN2742154 Y CN 2742154Y
- Authority
- CN
- China
- Prior art keywords
- catalyst converter
- exhaust pipe
- install
- cylindrical shell
- catalytic reactor
- 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.)
- Expired - Fee Related
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- Exhaust Gas After Treatment (AREA)
Abstract
The utility model discloses a dismountable catalytic silencer for motor vehicle. An exhaust barrel is fixedly connected with an intake pipe. The exhaust barrel (1) is inward and fixedly connected with a device (3) which is used for installing the catalytic reactor. The catalytic reactor (2) is fixed connected on the device (3) which is used for installing the catalytic reactor, and is arranged in the cavity of the exhaust barrel (1). The exhaust barrel (1) is provided with a working part (4) which is used for mounting or dismounting the catalytic reactor. The utility model can cause the catalytic reactor to be installed in the exhaust mast after the exhaust barrel is carried out the electroplating process, can avoid the damage on the catalyst in the electroplating process of the exhaust mast, guarantees the property of the catalysis, and simultaneously conveniences the exchange and maintenance of the catalytic reactor. As the structure is firmly connected and the stability is good, the displacement of the catalytic reactor generating in the exhaust mast can be avoided, and the noise caused by the collision of the catalytic reactor and the exhaust mast is prevented, when in use.
Description
Technical field
The utility model automobile-use catalytic muffler, the particularly a kind of catalyst converter mounting or dismounting that are installed in the exhaust pipe, automobile-use disassembly-type catalytic muffler easy to maintenance of making.
Background technique
At present, the automobile-use catalytic muffler mainly contains automobile device and motorcycle catalytic muffler.When producing, because the interior space of silencing apparatus exhaust pipe is narrow and small and the needs of catalyst converter mounting point, to catalyst converter be installed after the silencing apparatus electroplating processes again, install extremely inconvenient, both expended man-hour, and can cause damage again, directly be welded in the exhaust pipe so the catalyst converter of catalyzer will be housed earlier usually to the silencing apparatus overlay coating, catalyst converter and exhaust pipe are welded as a whole, again silencing apparatus are carried out electroplating processes.So just cause when silencing apparatus carried out electroplating processes, electroplate, catalyzer is destroyed in the process of electroplating processes, influence catalytic performance together with catalyst converter and catalyzer.And the catalytic muffler of this structure in use, can't change catalyzer, also can't safeguard catalyst converter, change or safeguard, must change whole catalytic muffler, makes the Consumer suffer economic loss.
Summary of the invention
The purpose of this utility model provides a kind of automobile-use dismounting and makes catalytic muffler, it helps the installing/dismounting of catalyst converter, can avoid the catalyzer contradiction that in the silencing apparatus electroplating process, wrecks, make the replacing of catalyst converter and easy to maintenance, and can reduce the vibration and the noise of silencing apparatus.
The utility model is to realize by such technological scheme: suction tude is fixedlyed connected with exhaust pipe, the exhaust pipe internal fixation is connected with the device that is used to install catalyst converter, catalyst converter is fastenedly connected at the device that is used to install catalyst converter, and be positioned at the exhaust pipe chamber, exhaust pipe is provided with the working part that is used to install and remove catalyst converter.
Owing to adopted said structure, exhaust pipe internal fixation at silencing apparatus is connected with the device that is used to install catalyst converter, and catalyst converter is connected on this device, can guarantee the stable of catalyst converter position, avoid catalyst converter to produce displacement, prevent the collision of catalyst converter and exhaust pipe and produce and to correlate because of vibrations.Cylindrical shell at exhaust pipe is provided with the working part that is used to install and remove catalyst converter, exhaust pipe is a cylindrical shell, this working part is the hole that lid is arranged that is provided with on the cylindrical shell of exhaust pipe, and the device that is used to install catalyst converter is fixed on the inwall on next door, hole, only need open just installing/dismounting catalyst converter easily of port lid; Perhaps exhaust pipe connects to form for dividing the cylindrical shell that cuts, this working part is the joint of continuous two-section cylindrical shell, the device that is used to install catalyst converter is fixed therein the inwall of the connecting end of one section cylindrical shell, the exhaust pipe that is connected to form by the two-section cylindrical shell only needs separately just installing/dismounting catalyst converter easily of two-section cylindrical shell.
The utility model is simple in structure, and the installation of catalyst converter connects adopts the disassembly-type structure, makes catalyzer can not suffer the destruction of electroplating processes, can guarantee catalytic performance.And can install and remove, change and safeguard catalyst converter easily.
Below in conjunction with drawings and Examples the utility model is further described.
Description of drawings
Fig. 1 is a structure diagram of the present utility model;
Fig. 2 is another an embodiment's of the present utility model structure diagram;
Fig. 3 is the structure diagram of catalyst converter of the present utility model;
Fig. 4 is that the A of Fig. 3 is to view.
Embodiment
Referring to Fig. 1, Fig. 3, Fig. 4, the exhaust pipe 1 of silencing apparatus and suction tude 5 fixing welding are welded with on the cylindrical shell of exhaust pipe 1 journal stirrup 6 are installed, in order to silencing apparatus is fixed on the vehicle frame.Exhaust pipe 1 is a cylindrical shell, cylindrical shell is provided with the working part 4 that is used to install and remove catalyst converter, this working part is that having of being provided with on the cylindrical shell covered 8 hole, and a toroidal frame 3 that is used to install catalyst converter is fixedly welded on the inwall on next door, hole, adopts screw to be fastenedly connected also and can reach effect same.Three axial installation screws evenly are set on the toroidal frame 3, pass three via holes 14 on the connecting end 11 of catalyst converter 2 with bolt, catalyst converter 2 is fastenedly connected on toroidal frame 3; Perhaps the interior circle of toroidal frame 3 is provided with internal thread, and catalyst converter 2 is fastenedly connected on toroidal frame 3 by the outside thread on the connecting end 11.When catalyst converter 2 was installed, its inlet end 12 was towards suction tude 5 directions of silencing apparatus.After being installed in catalyst converter 2 on the toroidal frame 3, port lid 8 usefulness bolts 9 are fastened on the exhaust pipe 1 hole are sealed, and with the sealing gasket sealing, catalyst converter 2 are in the chamber of exhaust pipe 1.
Referring to Fig. 2, Fig. 3, Fig. 4, the exhaust pipe 1 of silencing apparatus and suction tude 5 fixing welding are welded with on the cylindrical shell of exhaust pipe 1 journal stirrup 6 are installed, in order to silencing apparatus is fixed on the vehicle frame.Exhaust pipe 1 is the two-section cylindrical shell, and the two-section cylinder screw connects to form a complete exhaust pipe 1, adopts bolt that the two-section cylindrical shell is fastenedly connected also and can reach same effect.Be used to install and remove the joint of the working part 4 of catalyst converter for two-section cylindrical shell on the exhaust pipe 1, a toroidal frame 3 that is used to install catalyst converter is welded on the inwall of the connecting end of the one section cylindrical shell that is connected with suction tude 5, adopts screw to be fastenedly connected also and can reach effect same.Three axial installation screws evenly are set on the toroidal frame 3, pass three via holes 14 on the connecting end 11 of catalyst converter 2 with bolt, catalyst converter 2 is fastenedly connected on toroidal frame 3; Perhaps the interior circle of toroidal frame 3 is provided with internal thread, and catalyst converter 2 is fastenedly connected on toroidal frame 3 by the outside thread on the connecting end 11.When catalyst converter 2 was installed, its inlet end 12 was towards suction tude 5 directions of silencing apparatus.After being installed in catalyst converter 2 on the toroidal frame 3, the two-section cylindrical shell is fastenedly connected, catalyst converter 2 is in the chamber of exhaust pipe 1.
Referring to Fig. 3, Fig. 4, the housing of catalyst converter 2 of the present utility model is a tubular, in the tube catalyzer is housed, and the inlet end 12 of catalyst converter 2, the nozzle of connecting end 11 are provided with screen cloth 13, evenly be provided with three on its connecting end 11 via hole 14 is installed, perhaps the circumference at connecting end 11 is provided with outside thread.Catalyst converter 2 of the present utility model can also set up some little vents 10 near on the shell body wall of inlet end 12 on the basis of said structure.
During processing and assembling the utility model silencing apparatus, after earlier silencing apparatus being carried out electroplating processes, catalyst converter is installed in the hole that utilizes being used on the exhaust pipe to install and remove catalyst converter again, perhaps utilize the connection of cylindrical shell separately to bring in the installation catalyst converter, it is very convenient to install, catalyst converter just needn't carry out electroplating processes in company with exhaust pipe, and catalyzer can be not destroyed, and catalytic performance is guaranteed.In use, when needs are changed or safeguarded catalyst converter, only the port lid on the exhaust pipe need be opened, perhaps separate, can take off catalyst converter easily and change or safeguard from joint.
Claims (6)
1. automobile-use disassembly-type catalytic muffler, comprise the exhaust pipe of fixedlying connected with suction tude, catalyst converter, it is characterized in that: exhaust pipe (1) internal fixation is connected with the device (3) that is used to install catalyst converter, catalyst converter (2) is fastenedly connected in the device that is used to install catalyst converter (3), and be positioned at exhaust pipe (1) chamber, exhaust pipe (1) is provided with the working part (4) that is used to install and remove catalyst converter.
2. automobile-use disassembly-type catalytic muffler according to claim 1 is characterized in that: the device (3) that is used to install catalyst converter is a toroidal frame, which is provided with internal thread or is provided with at least two axial holes.
3. automobile-use disassembly-type catalytic muffler according to claim 1, it is characterized in that: exhaust pipe (1) is a cylindrical shell, be used to install and remove the hole that lid (8) arranged of working part (4) for being provided with on the cylindrical shell of catalyst converter, the device (3) that is used to install catalyst converter is fixed on the inwall on next door, hole.
4. automobile-use disassembly-type catalytic muffler according to claim 1, it is characterized in that: exhaust pipe (1) connects to form for dividing a section cylindrical shell, be used to install and remove the joint of the working part (4) of catalyst converter for continuous two-section cylindrical shell, the device (3) that is used to install catalyst converter is fixed therein the inwall of the connecting end of one section cylindrical shell.
5. automobile-use disassembly-type catalytic muffler according to claim 1 is characterized in that: the housing of catalyst converter (2) is a tubular, and the nozzle at two ends is provided with screen cloth (13).
6. automobile-use disassembly-type catalytic muffler according to claim 1 is characterized in that: the housing of catalyst converter (2) is a tubular, and the nozzle at two ends is provided with screen cloth (13), and the shell body wall of close inlet end (12) is provided with some vents (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420061689 CN2742154Y (en) | 2004-10-13 | 2004-10-13 | Detachable catalytic silencer for motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420061689 CN2742154Y (en) | 2004-10-13 | 2004-10-13 | Detachable catalytic silencer for motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2742154Y true CN2742154Y (en) | 2005-11-23 |
Family
ID=35477625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420061689 Expired - Fee Related CN2742154Y (en) | 2004-10-13 | 2004-10-13 | Detachable catalytic silencer for motor vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2742154Y (en) |
-
2004
- 2004-10-13 CN CN 200420061689 patent/CN2742154Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |