CN206448863U - A kind of ternary catalyzing unit fixed support - Google Patents
A kind of ternary catalyzing unit fixed support Download PDFInfo
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- CN206448863U CN206448863U CN201720147875.3U CN201720147875U CN206448863U CN 206448863 U CN206448863 U CN 206448863U CN 201720147875 U CN201720147875 U CN 201720147875U CN 206448863 U CN206448863 U CN 206448863U
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Abstract
The utility model is related to a kind of ternary catalyzing unit fixed support, including main support, two assistant supports and two damping washers, and main support cross section is L-shaped, is made up of main riser and the main floor being attached thereto, a bolt through-hole is respectively equipped with the two ends of main floor；The cross section of assistant support is also L-shaped, is made up of secondary riser and the parabasal plate being attached thereto, and provided with a heavy platform on parabasal plate, a bolt hole is provided with the centre of heavy platform；Damping washer is placed in described heavy platform, and thickness is slightly above the depth of the heavy platform；Bolt through-hole, damping washer, bolt hole and the nut mating connection that two bolts sequentially pass through main riser two ends respectively are fastened.The fixed support can vibration isolation, decoupling engine cylinder-body and ternary catalyzing unit between vibration interfere, and then the vibration effectively reduced between engine cylinder-body and gas extraction system is interfered, the reliability of gas extraction system parts is improved, and simple in construction, convenient processing and manufacture, assembly process process are good.
Description
Technical field
The utility model is related to engine exhaust system parts, and in particular to a kind of ternary catalyzing unit fixed support.
Background technology
The ternary catalyzing unit of automobile is connected with the gas extraction system of engine, is fixed typically by support with engine cylinder-body
Connection.But, one side ternary catalyzing unit is easily caused axially hot with radial direction due to bearing the high heat load that engine exhaust is brought
Deformation, another aspect ternary catalyzing unit is larger due to quality, easily with engine cylinder-body superpositing vibration, causes gas extraction system zero
Part Cracking Failure, booster resonance abnormal sound etc..Therefore, ternary catalyzing unit it is support bracket fastened design directly influence catalyst converter can
By property.
Ternary catalyzing unit in two kinds of common ternary catalyzing unit fixed supports as depicted in figs. 1 and 2, Fig. 1 passes through spiral shell
Mother completes through the catalyst converter support 101 being welded on catalyst converter housing, the engine support 102 being welded on engine cylinder-body
Catalyst converter housing 6 is fixedly connected with engine cylinder-body.Ternary catalyzing unit housing 6 and support bracket fastened arc groove in Fig. 2
103 is welded, and it is fixed to be then solidly connected by the bolt hole 104 at fixed support two ends with engine cylinder-body.Two kinds of three-element catalytics
The problem of fixed support of device has one jointly, i.e., be to be rigidly connected between ternary catalyzing unit and engine cylinder-body, it is impossible to
The vibration decoupled between cylinder system and ternary catalyzing unit is interfered, and cylinder system is superimposed with the vibration of ternary catalyzing unit, can caused
The gas extraction system parts Cracking Failure being connected with engine, causes booster resonance abnormal sound etc., consolidating especially shown in Fig. 2
, more there is the risk torn between support and catalyst converter housing in fixed rack.
The content of the invention
The utility model is in view of the shortcomings of the prior art there is provided a kind of ternary catalyzing unit fixed support, and the support can
Vibration between vibration isolation, decoupling engine cylinder-body and ternary catalyzing unit is interfered, and then effectively reduces engine cylinder-body and exhaust system
Vibration interference between system, improves the reliability of gas extraction system parts, and simple in construction, convenient processing and manufacture, assembly technology
Property is good.
The technical solution adopted by the present invention is as follows：
A kind of fixed support of ternary catalyzing unit, including main support, two assistant supports and two damping washers, its feature exist
In：
The cross section of the main support is L-shaped, is made up of main riser and the main floor being attached thereto, in the main floor
Two ends are respectively equipped with a bolt through-hole；
The cross section of the assistant support is also L-shaped, is made up of secondary riser and the parabasal plate being attached thereto, in the parabasal plate
Provided with a heavy platform, a bolt hole is provided with the centre of the heavy platform；
The damping washer is placed in described heavy platform, and the thickness of the damping washer is slightly above the depth of the heavy platform；
The bolt hole in the heavy platform centre on the parabasal plate of one assistant support and the spiral shell on described main support one end
Bolt via correspondence, bolt through-hole, damping washer, bolt hole and a nut described in a screw bolt passes, which are connected, to be fastened；
On the bolt hole and the main support other end in the heavy platform centre on the parabasal plate of another assistant support
Bolt through-hole correspondence, bolt through-hole described in another screw bolt passes, damping washer, bolt hole and nut mating connection
Fastening.
Further, the middle part of the main floor of the main support is provided with the arc gap concaved, the arc gap and three
First catalyst converter housing corresponding matching.
Further, the damping washer is formed with wire coiling, for the flexible member with certain rigidity.
Further, the two ends of the main riser of the main support are respectively equipped with a mounting hole.
Brief description of the drawings
Fig. 1 is the fixing rack structure schematic diagram of existing ternary catalyzing unit；
Fig. 2 is the fixing rack structure schematic diagram of existing ternary catalyzing unit；
Fig. 3 is the fixing rack structure schematic diagram of the utility model ternary catalyzing unit；
Fig. 4 is the utility model main bracket structure schematic diagram；
Fig. 5 is the utility model assistant support structural representation；
Fig. 6 is the utility model shock absorber part structural representation；
Fig. 7 is the assembling schematic diagram of the utility model fixed support and ternary catalyzing unit housing；
In figure：
101- catalyst converter supports, 102- engine supports, 103- arc grooves, 104- bolts hole；
1- main supports, the main risers of 11-, 12- main floors, 13- bolt through-holes, 14- arc gaps, 15- mounting holes；
2- assistant supports, 21- pair risers, 22- parabasal plates, 23- sinks platform, 24- bolt holes；
3- damping washers；4- bolts；5- nuts；6- ternary catalyzing unit housings.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe.
As shown in figures 3 to 6, a kind of fixed support of ternary catalyzing unit, including main support 1, two assistant supports 2 and two
Damping washer 3, the cross section of the main support 1 is L-shaped, is made up of main riser 11 and the main floor 12 being attached thereto, described
The two ends of main floor 12 are respectively equipped with a bolt through-hole 13, are provided with what is concaved at the middle part of the main floor 12 of the main support 1
Arc gap 14, the arc gap 14 and the corresponding matching of ternary catalyzing unit housing 6, in the main riser 11 of the main support 1
Two ends are respectively equipped with a mounting hole 15；
The cross section of the assistant support 2 is also L-shaped, is made up of secondary riser 21 and the parabasal plate 22 being attached thereto, described
Parabasal plate 22 is provided with a bolt hole 24 provided with a heavy platform 23 in the centre of the heavy platform 23；
The damping washer 3 is placed in described heavy platform 23, and the thickness of damping washer 3 is slightly above the depth of the heavy platform 23
Degree, is formed, for the flexible member with certain rigidity, deflection is small with wire coiling, and heatproof is high.Heavy platform 23 can be limited
The horizontal displacement of shock absorbing ring 3, by the elastic deformation of damping washer 3 can decouple engine cylinder-body system and ternary catalyzing unit it
Between vibration interference；
The bolt hole 24 in the centre of heavy platform 23 on the parabasal plate 22 of one assistant support 2 and the main support 1 one
The correspondence of bolt through-hole 13 on end a, bolt 4 sequentially passes through the bolt through-hole 13, damping washer 3, the spiral shell of bolt hole 24 and one
Mother 5, which is connected, to be fastened；
The bolt hole 24 in the centre of heavy platform 23 on the parabasal plate 22 of another assistant support 2 and the main support 1
The correspondence of bolt through-hole 13 on the other end, another bolt 4 sequentially passes through the bolt through-hole 13, damping washer 3, bolt hole 24
It is connected and fastens with a nut 5.
By installing damping washer 3 between main support 1 and two assistant supports 2, it can decouple, obstruct engine cylinder system
Vibration between system and ternary catalyzing unit is interfered, and then the vibration between decrease engine cylinder-body system and gas extraction system is interfered,
Reduction vibration transmission, the problems such as solving booster resonance and abnormal sound, while the flexibility of gas extraction system can also be increased.
Claims (4)
1. a kind of fixed support of ternary catalyzing unit, including main support (1), two assistant supports (2) and two damping washers (3),
It is characterized in that：
The cross section of the main support (1) is L-shaped, is made up of main riser (11) and the main floor (12) being attached thereto, described
The two ends of main floor (12) are respectively equipped with a bolt through-hole (13)；
The cross section of the assistant support (2) is also L-shaped, is made up of secondary riser (21) and the parabasal plate (22) being attached thereto, in institute
Parabasal plate (22) is stated provided with a heavy platform (23), a bolt hole (24) is provided with the centre of the heavy platform (23)；
The damping washer (3) is placed in described heavy platform (23), and the thickness of the damping washer (3) is slightly above the heavy platform
(23) depth；
The bolt hole (24) in heavy platform (23) centre on the parabasal plate (22) of one assistant support (2) and the main support
(1) bolt through-hole (13) correspondence on one end a, bolt (4) sequentially passes through the bolt through-hole (13), damping washer (3), spiral shell
Bolt throughhole (24) is connected with a nut (5) and fastened；
The bolt hole (24) in heavy platform (23) centre on the parabasal plate (22) of another assistant support (2) and the main branch
Bolt through-hole (13) correspondence on frame (1) other end, another bolt (4) sequentially passes through the bolt through-hole (13), damping washer
(3), bolt hole (24) is connected with a nut (5) and fastened.
2. the fixed support of ternary catalyzing unit as claimed in claim 1, it is characterised in that：The main floor of the main support (1)
(12) middle part is provided with the arc gap (14) concaved, and the arc gap (14) is corresponding with ternary catalyzing unit housing (6) to match somebody with somebody
Close.
3. the fixed support of ternary catalyzing unit as claimed in claim 1 or 2, it is characterised in that：The damping washer (3) uses gold
Category filament winding system is formed, for the flexible member with certain rigidity.
4. the fixed support of ternary catalyzing unit as claimed in claim 1 or 2, it is characterised in that：The master of the main support (1) stands
The two ends of plate (11) are respectively equipped with a mounting hole (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720147875.3U CN206448863U (en) | 2017-02-17 | 2017-02-17 | A kind of ternary catalyzing unit fixed support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720147875.3U CN206448863U (en) | 2017-02-17 | 2017-02-17 | A kind of ternary catalyzing unit fixed support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206448863U true CN206448863U (en) | 2017-08-29 |
Family
ID=59666284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720147875.3U Active CN206448863U (en) | 2017-02-17 | 2017-02-17 | A kind of ternary catalyzing unit fixed support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206448863U (en) |
-
2017
- 2017-02-17 CN CN201720147875.3U patent/CN206448863U/en active Active
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