CN215860416U - Arrange in pressure differential hard tube support of car three way catalyst converter - Google Patents
Arrange in pressure differential hard tube support of car three way catalyst converter Download PDFInfo
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- CN215860416U CN215860416U CN202121382219.4U CN202121382219U CN215860416U CN 215860416 U CN215860416 U CN 215860416U CN 202121382219 U CN202121382219 U CN 202121382219U CN 215860416 U CN215860416 U CN 215860416U
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- way catalyst
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- hard tube
- mounting seat
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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 application discloses a pressure difference hard pipe support arranged on an automobile three-way catalyst, which belongs to the technical field of three-way catalysts and comprises a base connected with the outer wall of a shell of the three-way catalyst, a mounting seat connected with a pressure difference hard pipe, and a lap joint piece arranged between the base and the mounting seat and connected with the base and the mounting seat, wherein the mounting seat is detachably connected with the base through the lap joint piece; the pressure difference hard pipe is arranged along the extending direction of the three-way catalyst shell, and the thickness direction of the lap joint is the same as the extending direction of the three-way catalyst shell. The pressure difference hard pipe support with the structure can improve the flexibility of pressure difference hard pipe installation, improve the use stability of the pressure difference hard pipe support and reduce the possibility of damage of the pressure difference hard pipe support.
Description
Technical Field
The application belongs to the technical field of three-way catalytic converters, and particularly provides a pressure difference hard tube support arranged on an automobile three-way catalytic converter.
Background
With the development of science and technology, the living standard of people is improved, and the automobile and people have been closely separated, the three-way catalyst is the most important external purifying device arranged in an automobile exhaust system, and can convert harmful gas discharged by automobile exhaust into harmless gas. The gasoline engine particle catcher capable of filtering particulate matters in the exhaust gas is arranged in a three-way catalytic converter of an automobile, and the particulate matters in the exhaust gas of the automobile risk blocking the gasoline engine particle catcher along with the time, so that whether the gasoline engine particle catcher is blocked or not is determined by a differential pressure method. The pressure difference sensor, the pressure difference hard pipe and the pressure difference hard pipe support are used in the monitoring of the pressure difference method, the pressure difference hard pipe can be fixed on the three-way catalytic converter through the pressure difference hard pipe by the pressure difference hard pipe support, the gasoline engine particle trap is monitored through the pressure difference sensor, but in the driving process of an automobile, the automobile jolts, the engine runs to generate vibration, the vibration can enable the pressure difference hard pipe to vibrate along with the pressure difference hard pipe, and therefore the accuracy of the pressure difference sensor in monitoring the pressure difference of the gasoline engine particle trap through the pressure difference hard pipe is influenced; and the pressure difference hard tube support of integral type can't be according to actual use condition adjustment length, is unfavorable for solving the spare part in the vehicle and interferes the problem. If the pressure difference hard tube support is formed in a welding mode, when a cantilever in the pressure difference hard tube support is too long, due to factors such as vibration and the like, the welding position is easy to tear, so that the pressure difference hard tube cannot be fixed on the three-way catalyst, and the monitoring of the pressure difference sensor on the gasoline engine particle trap is influenced.
SUMMERY OF THE UTILITY MODEL
In order to conveniently solve the peripheral interference problem of spare part to guarantee the use intensity and the reliability of using of pressure differential hard tube support, this application provides one kind and arranges the pressure differential hard tube support in car three way catalyst converter.
The pressure difference hard pipe support arranged on the automobile three-way catalyst comprises a base connected with the outer wall of a three-way catalyst shell, a mounting seat connected with the pressure difference hard pipe, and a lap joint arranged between the base and the mounting seat and connected with the base and the mounting seat, wherein the mounting seat is detachably connected with the base through the lap joint; the pressure difference hard pipe is arranged along the extending direction of the three-way catalyst shell, and the thickness direction of the lap joint is the same as the extending direction of the three-way catalyst shell.
In one embodiment of the application, the strap comprises a plurality of sub-straps, the thickness direction of which is the same as the extension direction of the three-way catalyst shell, the sub-straps are connected in sequence, and two adjacent sub-straps are connected through bolts, the extension direction of which is the same as the thickness direction of the sub-straps; along the arrangement direction of the sub-overlapping pieces, the sub-overlapping piece at one end is connected with the base through a bolt, and the sub-overlapping piece at the other end is connected with the mounting seat through a bolt.
In an embodiment of the application, the strap includes the first sub-strap that the base was equipped with and the second sub-strap that the mount pad was equipped with, and first sub-strap passes through bolted connection with the second sub-strap, and the thickness direction of first sub-strap, the thickness direction of second sub-strap and the extending direction of bolt are the same.
In one embodiment of the present application, an inflection point is formed where the first sub-lap is connected to the second sub-lap.
In one embodiment of the present application, there are two bolts.
In an embodiment of the present application, the base is connected to the strap by a first bolt, and the mount is connected to the strap by a second bolt, and the extending direction of the first bolt, the extending direction of the second bolt, and the thickness direction of the strap are the same.
In one embodiment of the present application, the mounting seat includes a first clamping piece and a second clamping piece disposed opposite to the first clamping piece; the surface of the second clamping piece opposite to the first clamping piece is provided with a second groove; the first groove and the second groove are mutually matched to clamp the differential pressure hard pipe.
In one embodiment of the present application, the first and second grooves are disposed at an angle such that the differential pressure hard tube is disposed at an angle.
In one embodiment of the present application, there are two first grooves and two second grooves.
As can be appreciated by those skilled in the art, the pressure difference hard tube support arranged on the three-way catalytic converter of the automobile has at least the following beneficial effects:
1. the mount pad passes through the overlap joint piece and can dismantle with the base and set up, and the mounting means that the pressure differential hard tube was installed on three way catalyst converter is more nimble, during the installation, can install the pressure differential hard tube in assigned position in advance, then is connected the mount pad with the pressure differential hard tube again, makes the mount pad be connected with the base through the overlap joint piece again to reduce the influence of peripheral spare part to the pressure differential hard tube installation.
2. The extension direction of pressure differential hard tube along three way catalyst converter casing arranges that the thickness direction of overlap joint piece is the same with the extension direction of three way catalyst converter casing to the overlap joint piece is difficult for buckling along the circumference of three way catalyst converter casing, thereby guarantees the fixed effect of pressure differential hard tube support to the pressure differential hard tube.
3. The overlapping strap includes the sub-overlapping strap that a plurality of thickness directions are the same with the extending direction of three way catalyst converter casing, connects through the bolt between each sub-overlapping strap to can adjust the length of the subassembly that each sub-overlapping strap constitutes according to actual conditions, thereby reduce the influence of peripheral spare part to the installation of pressure differential hard tube, the use is more nimble.
Drawings
Embodiments of the present application are described below with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of an exemplary embodiment of the present application;
FIG. 2 is a schematic structural view of an exemplary embodiment of a differential pressure hard tube mounting bracket having a plurality of sub-straps according to the present application;
FIG. 3 is a schematic structural view of an exemplary embodiment of the present application with the base and mount connected by a strap;
FIG. 4 is a schematic structural view of an exemplary embodiment of a mount of the present application having a first clip piece and a second clip piece;
fig. 5 is a schematic structural view of an exemplary embodiment of the present application when the joint of the first sub-lap and the second sub-lap has an inflection point.
In the figure:
101-a base;
201-a strap; 202-a first sub-lap; 203-a second sub-lap; 204-sub-lap joint;
301-a first clip tab; 302-a second clip; 303-a first groove; 304-a second groove; 305-a mount;
401-differential pressure hard tube;
501-three-way catalyst housing;
601-bolt.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present application, embodiments of the present application will now be described with reference to the accompanying drawings, in which like reference numerals refer to components that are identical in structure or similar in structure but identical in function.
"exemplary" means "serving as an example, instance, or illustration" herein, and any illustration, embodiment, or steps described as "exemplary" herein should not be construed as a preferred or advantageous alternative.
For the sake of simplicity, the drawings only schematically show the parts relevant to the present application, and they do not represent the actual structure of the product. In addition, for simplicity and clarity of understanding, only one of the components having the same structure or function is schematically illustrated or labeled in some of the drawings.
Referring to fig. 1 to 5, a differential pressure hard tube 401 bracket arranged on an automobile three-way catalyst comprises a base 101 connected with the outer wall of a three-way catalyst shell 501, a mounting seat 305 connected with the differential pressure hard tube 401, and a strap 201 arranged between the base 101 and the mounting seat 305 and connected with the base 101 and the mounting seat 305, wherein the mounting seat 305 is detachably connected with the base 101 through the strap 201; the differential pressure hard tube 401 is arranged along the extending direction of the three-way catalyst case 501, and the thickness direction of the strap 201 is the same as the extending direction of the three-way catalyst case 501.
The mounting seat 305 includes a first clamping piece 301 and a second clamping piece 302 arranged opposite to the first clamping piece 301; a first groove 303 is formed in the surface of the first clamping piece 301 opposite to the second clamping piece 302, and a second groove 304 is formed in the surface of the second clamping piece 302 opposite to the first clamping piece 301; first recess 303 and second recess 304 are mutually supported in order to centre gripping pressure differential hard tube 401, and first recess 303, second recess 304 respectively are equipped with two to can centre gripping two pressure differential hard tubes 401, thereby pressure differential sensor can monitor the pressure differential between gasoline engine particle trap inlet end and the end of giving vent to anger through two pressure differential hard tubes 401.
Referring to fig. 1 to 5, further, first recess 303, second recess 304 slope setting to make pressure difference hard tube 401 can slope setting, thereby when the car was used in winter, form the comdenstion water in pressure difference hard tube 401 after the steam condensation in the automobile exhaust, the comdenstion water can influence pressure difference sensor to the monitoring of gasoline engine particle trap, after temperature is low to freezing point, the comdenstion water solidifies into ice, thereby can block up pressure difference hard tube 401, influence pressure difference sensor to the monitoring of gasoline engine particle trap. Through first recess 303, the slope setting of second recess 304 to make pressure differential hard tube 401 slope setting, thereby make the comdenstion water flow out pressure differential hard tube 401 because self gravity, avoid the comdenstion water in the pressure differential hard tube 401 to cause the influence to gasoline engine particle trap's monitoring.
The base 101 may be welded to the three-way catalyst housing or may be secured to the three-way catalyst housing by other attachment means such as bolting.
The mounting base 305 is detachably connected to the base 101 via a strap 201.
Referring to fig. 2, in one embodiment of the present application, the strap 201 includes a plurality of sub-straps 204 having a thickness direction identical to an extending direction of the three-way catalyst housing 501, the plurality of sub-straps 204 are sequentially connected, and adjacent two sub-straps 204 are connected by bolts 601 having an extending direction identical to the thickness direction of the sub-straps 204; in the arrangement direction of the multiple sub-straps 204, the sub-strap 204 at one end is connected to the base 101 by a bolt 601, and the sub-strap 204 at the other end is connected to the mounting base 305 by a bolt 601.
Through the connection mode that a plurality of sub-straps 204 are connected in sequence, and two adjacent sub-straps 204 are connected through bolts 601 with the same extending direction as the thickness direction of the sub-straps 204, the distance and the relative position between the mounting seat 305 and the base 101 can be changed by changing the number of the sub-straps 204 and the relative position between the sub-straps 204, so that the influence of peripheral parts on the installation of the pressure difference hard pipe 401 is reduced, and the installation of the pressure difference hard pipe 401 is more flexible.
Those skilled in the art will appreciate that the strap 201 is not limited to the assembly of multiple sub-straps 204, and other ways such as connecting the base 101 and the mounting base 305 via a strap 201 can be provided, as will be described in detail below.
Referring to fig. 3, in one embodiment of the present application, the base 101 and the mounting seat 305 are connected by one strap 201, the base 101 is connected with the strap 201 by two bolts 601, the mounting seat 305 is connected with the strap 201 by two bolts 601, and the extending direction of the bolts 601 and the thickness direction of the strap 201 are the same. Therefore, the flexibility of installing the differential pressure hard pipe 401 can be improved, and the influence of surrounding parts on the installation can be reduced. Certainly, the base 101 is not limited to being connected with the strap 201 through two bolts 601, the number of the bolts 601 may also be one or more, and the purpose of avoiding the strap 201 and the base 101 from rotating relatively is achieved, and similarly, the mounting base 305 is not limited to being connected with the strap 201 through two bolts 601, and the number of the bolts 601 may also be one or more, which is not described herein again.
Those skilled in the art will appreciate that the strap 201 is not limited to being connected to the base 101 and the mounting base 305 as a single component, and may have other configurations, as will be described in detail below.
Referring to fig. 4, in an embodiment of the present application, the strap 201 includes a first sub-strap 202 provided on the base 101 and a second sub-strap 203 provided on the mounting seat 305, the first sub-strap 202 and the second sub-strap 203 are connected by bolts, the thickness direction of the first sub-strap 202, the thickness direction of the second sub-strap 203 and the extending direction of the bolts 601 are the same, and two bolts 601 are provided, so as to limit the second sub-strap 203 and prevent the second sub-strap 203 from rotating relative to the first sub-strap 202. The detachable connection between the base 101 and the mounting seat 305 is realized by the way that the first sub-lap joint 202 arranged on the base 101 and the second sub-lap joint 203 arranged on the mounting seat 305 are connected through the bolts 601, and the first sub-lap joint 202 and the second sub-lap joint 203 are connected through the bolts 601. Mount pad 305 can be dismantled with base 101 and be connected, make pressure differential hard tube 401's mounting means more nimble, can select to install pressure differential hard tube 401 on mount pad 305 in advance during the installation, install the subassembly that pressure differential hard tube 401 and mount pad 305's connection formed on base 101 through first sub-strap 202 and second sub-strap 203, because base 101 is installed on three way catalyst converter casing 501, and then pressure differential hard tube 401 installs on three way catalyst converter casing 501, can also place pressure differential hard tube 401 at the mounted position in advance, the equipment of pressure differential hard tube 401 support and pressure differential hard tube 401 carries out again, thereby can adjust the mounting means according to the spare part condition around, in order to gain more efficient installation effectiveness.
Referring to fig. 1 to 5, further, an inflection point is formed at the connection of the first sub-strap 202 and the second sub-strap 203, so that the installation base 305 can have more space for installing the differential pressure hard pipe 401.
It should be understood that although the present description has been described in terms of various embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and those skilled in the art will recognize that the embodiments described herein can be combined as a whole to form other embodiments as would be understood by those skilled in the art.
The above list of details is only for the concrete description of the feasible embodiments of the present application and they are not intended to limit the scope of the present application, and all equivalent embodiments or modifications, such as combinations, divisions or repetitions of features, which do not depart from the technical spirit of the present application, should be included in the scope of the present application.
Claims (9)
1. The pressure difference hard pipe support is characterized by comprising a base, a mounting seat and a lap joint piece, wherein the base is connected with the outer wall of a shell of a three-way catalytic converter, the mounting seat is connected with the pressure difference hard pipe, the lap joint piece is arranged between the base and the mounting seat and is connected with the base and the mounting seat, and the mounting seat is detachably connected with the base through the lap joint piece;
the pressure difference hard pipe is arranged along the extending direction of the three-way catalyst shell, and the thickness direction of the lap joint is the same as the extending direction of the three-way catalyst shell.
2. The differential pressure hard tube holder arranged on an automobile three-way catalyst according to claim 1,
the lap joint comprises a plurality of sub lap joints, the thickness direction of each sub lap joint is the same as the extension direction of the three-way catalyst shell, the sub lap joints are sequentially connected, and two adjacent sub lap joints are connected through bolts, the extension directions of the two adjacent sub lap joints are the same as the thickness direction of each sub lap joint;
along the arrangement direction of the sub-overlapping pieces, the sub-overlapping piece at one end is connected with the base through a bolt, and the sub-overlapping piece at the other end is connected with the mounting seat through a bolt.
3. The differential pressure hard tube holder arranged on an automobile three-way catalyst according to claim 1,
the overlapping plate comprises a first sub-overlapping plate arranged on the base and a second sub-overlapping plate arranged on the mounting base, the first sub-overlapping plate is connected with the second sub-overlapping plate through a bolt, and the thickness direction of the first sub-overlapping plate, the thickness direction of the second sub-overlapping plate and the extending direction of the bolt are the same.
4. The differential pressure hard tube holder arranged on an automobile three-way catalyst according to claim 3,
the first sub-lap joint and the second sub-lap joint form an inflection point at the joint.
5. The differential pressure hard tube holder arranged on an automobile three-way catalyst according to claim 3,
the bolt is provided with two.
6. The differential pressure hard tube holder arranged on an automobile three-way catalyst according to claim 1,
the base through first bolt with the overlapping strap is connected, the mount pad through the second bolt with the overlapping strap is connected, the extending direction of first bolt, the extending direction of second bolt, the thickness direction of overlapping strap is the same.
7. The differential pressure hard tube holder arranged on an automobile three-way catalyst according to claim 1,
the mounting seat comprises a first clamping piece and a second clamping piece arranged opposite to the first clamping piece;
a first groove is formed in the surface, opposite to the second clamping piece, of the first clamping piece, and a second groove is formed in the surface, opposite to the first clamping piece, of the second clamping piece;
the first groove and the second groove are mutually matched to clamp the differential pressure hard pipe.
8. The differential pressure hard tube holder arranged on an automobile three-way catalyst according to claim 7,
the first groove and the second groove are obliquely arranged, so that the pressure difference hard pipe is obliquely arranged.
9. The differential pressure hard tube holder arranged on an automobile three-way catalyst according to claim 8,
the first groove and the second groove are respectively provided with two grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121382219.4U CN215860416U (en) | 2021-06-21 | 2021-06-21 | Arrange in pressure differential hard tube support of car three way catalyst converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121382219.4U CN215860416U (en) | 2021-06-21 | 2021-06-21 | Arrange in pressure differential hard tube support of car three way catalyst converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215860416U true CN215860416U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121382219.4U Active CN215860416U (en) | 2021-06-21 | 2021-06-21 | Arrange in pressure differential hard tube support of car three way catalyst converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215860416U (en) |
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2021
- 2021-06-21 CN CN202121382219.4U patent/CN215860416U/en active Active
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