CN208153110U - SCR box assembly mounting structure - Google Patents
SCR box assembly mounting structure Download PDFInfo
- Publication number
- CN208153110U CN208153110U CN201820648087.7U CN201820648087U CN208153110U CN 208153110 U CN208153110 U CN 208153110U CN 201820648087 U CN201820648087 U CN 201820648087U CN 208153110 U CN208153110 U CN 208153110U
- Authority
- CN
- China
- Prior art keywords
- scr
- bracket
- box assembly
- scr box
- mounting structure
- 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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Classifications
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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
- Y02T10/12—Improving ICE efficiencies
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- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a kind of SCR box assembly mounting structures, including SCR bracket, band, SCR box assembly, the SCR box assembly is equipped with air inlet, the band encircles the SCR box assembly, and its both ends is separately fixed on the SCR bracket, the SCR bracket includes fixed plate, support beam, longitudinally connected plate, and two support beams pass through three longitudinally connected plate connections；The fixed plate includes orthogonal two connecting plates, and one is fixedly connected with the support beam, another is fixedly connected with vehicle frame；It further include profiling connection frame, the profiling connection frame is fixed in the support beam, and the surface matching of the bottom of the profiling connection frame and the SCR box assembly.The bracket of the utility model structural strength with higher, can promote the reliability and stability of SCR assembly；The bracket is additionally provided with limiting device, SCR box location can be prevented mobile with the installation site of precise positioning SCR assembly.
Description
Technical field
The utility model relates to the SCR system on automobile, especially a kind of SCR box assembly mounting structure.
Background technique
In vehicle exhaust system, SCR assembly play the role of it is vital, not only to eliminate exhaust system manufacture
Noise, while discharge standard is also needed to meet, the concentration of pollutant in tail gas is reduced, to achieve the purpose that purify air.With
Existing emission regulation it is increasingly harsh, SCR assembly is integrated with oxidation catalytic converter DOC, particle supplementary set device, silencer etc.,
This undoubtedly increases the weight of SCR assembly, in order to enable SCR assembly structure (belt supporting frame) has better reliability, needs basis
The structure and weight configuration of SCR assembly provide the SCR bracket of higher reliability.
Currently, in heavy truck exhaust system the type of SCR assembly mainly have it is box and two kinds of cartridge type, and due to box
Overall volume is larger, therefore the mainstream of existing post-processing is also become using the SCR assembly of case structure.Existing box SCR is total
It is illustrated in fig. 1 shown below at the structure of (belt supporting frame), is mainly sensed by bracket 01, band 02, cabinet 03, air inlet flange 04, nitrogen oxygen
Device mounting base 05 and exhaust gas temperature sensor mounting base 06 form.The structure mainly passes through bracket 01 and fixes with vehicle frame, then leads to
It crosses band 02 to surround cabinet 03, to achieve the purpose that static housing 03.Wherein, as shown in Fig. 2, the structure master of bracket 01
It will be by the first connecting plate 011, the second connecting plate 012, the first cantilever beam 013, the second cantilever beam 014, third that are connect with vehicle frame
Connecting plate 015 and the 4th connecting plate 016 composition, as shown in Figure 1, the first cantilever beam 013, the second cantilever beam 014 are arranged in parallel in
Two sides are connected by third connecting plate 015 and the 4th connecting plate 016, and the first connecting plate 011 and the second connecting plate 012 are solid respectively
It is scheduled on the suspension end of the first cantilever beam 013, the second cantilever beam 014.The bracket mainly uses butt welding process and forms, structure letter
It is single, it is easy to make, but have the disadvantages that：
1. the bracket is primarily adapted for use in the included SCR cabinet of put-put；
2. the size Control precision of entire bracket is poor, is easy to produce deformation, causes since the bracket uses welding structure
It is difficult to install；
3. the bracket does not have positioning device, making the installation site of SCR assembly, there are large errors；
4. the bracket does not have enough installation sites to install the devices such as thermal insulation board.
Utility model content
The purpose of the utility model is to provide a kind of SCR box assembly mounting structures, are asked with solving technology in the prior art
Topic, bracket structural strength with higher can promote the reliability and stability of SCR assembly；The bracket is additionally provided with limit
Device can prevent SCR box location mobile with the installation site of precise positioning SCR assembly.
To achieve the above object, the utility model provides the following technical solution：
A kind of SCR box assembly mounting structure, including SCR bracket, band, SCR box assembly, the SCR box assembly are equipped with
Air inlet, the band encircles the SCR box assembly, and its both ends is separately fixed on the SCR bracket, the SCR bracket
Including fixed plate, support beam, longitudinally connected plate, two support beams pass through three longitudinally connected plate connections；
The fixed plate includes orthogonal two connecting plates, and one is fixedly connected with the support beam, another
It is fixedly connected with vehicle frame；
It further include profiling connection frame, the profiling connection frame is fixed in the support beam, and the profiling connection frame
Bottom and the SCR box assembly surface matching.
SCR box assembly mounting structure above-mentioned, it is preferable that weld and reinforce between two connecting plates of the fixed plate
Muscle.
SCR box assembly mounting structure above-mentioned, it is preferable that the support beam includes stacked the first cross to link together
Beam and second cross beam, the second cross beam are fixed below the first crossbeam.
SCR box assembly mounting structure above-mentioned, it is preferable that the profiling connection frame includes U-bracket and arc stent,
The surface matching of the U-bracket and the SCR box assembly, the upper end of the U-bracket is connect with the second cross beam, described
The lower end of U-bracket is connect with the arc stent, and the arc stent is fixed on the first crossbeam.
SCR box assembly mounting structure above-mentioned, it is preferable that the cross section of the first crossbeam is L shape, and described second is horizontal
Beam is " J " shape, and the U-bracket is equipped with the groove of anti-interference.
SCR box assembly mounting structure above-mentioned, it is preferable that sequential welding between the support beam and the profiling connection frame
It connects, the first crossbeam and described second cross beam one end are bolted, one end plug welding connection, the U-bracket and the circular arc
It is discontinuously connected between shape bracket.
SCR box assembly mounting structure above-mentioned, it is preferable that further include thermal insulation board, the thermal insulation board is fixed on the support
On crossbeam.
SCR box assembly mounting structure above-mentioned, it is preferable that further include side heat insulating plate mounting bracket, the side is heat-insulated
Plate mounting bracket is fixed on the side of the SCR box assembly.
Compared with prior art, SCR box assembly mounting structure provided by the utility model, SCR bracket are vertical using three
It is attached to connecting plate and two support beams, and fixed plate includes orthogonal two connecting plates, one and the branch
Support crossbeam is fixedly connected, another is fixedly connected with vehicle frame, not only increases the structural strength of the SCR bracket, also improves this
The integral strength and connection reliability of mounting structure；In addition, the SCR bracket further includes profiling connection frame, the profiling connection frame
The surface matching of bottom and SCR box assembly can limit SCR box assembly, prevent SCR box assembly from left and right or front and back occurs
It is mobile, and whole assembly mounting structure is made to seem more beautiful, atmosphere.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of box SCR assembly (belt supporting frame) in the prior art；
Fig. 2 is the structural schematic diagram of the bracket of box SCR assembly in the prior art；
Fig. 3 is the structural schematic diagram of SCR box assembly mounting structure provided by the utility model；
Fig. 4 is the structural schematic diagram of SCR box assembly mounting structure provided by the utility model (without thermal insulation board and band)；
Fig. 5 is the axis side structure schematic diagram one of SCR bracket；
Fig. 6 is the axis side structure schematic diagram two of SCR bracket；
Fig. 7 is the schematic view of the front view of SCR bracket；
Fig. 8 is the left view structural representation of SCR bracket；
Fig. 9 is the overlooking structure diagram of SCR bracket；
Figure 10 is the partial enlargement structural representation in Fig. 7 at A.
Description of symbols：
In the prior art：
01- bracket, the first connecting plate of 011-, the second connecting plate of 012-, the first cantilever beam of 013-, the second cantilever beam of 014-,
015- third connecting plate, the 4th connecting plate of 016-, 02- band, 03- cabinet, 04- air inlet flange, the installation of 05- nitrogen oxide sensor
Seat, 06- exhaust gas temperature sensor mounting base；
The utility model：
1-SCR bracket, 11- fixed plate, 12- reinforcing rib, 13- first crossbeam, 14- second cross beam, 15- profiling connection frame,
151-U shape bracket, 152- arc stent, 153- groove, the longitudinally connected plate of 16-, 2- band, 3-SCR box assembly, 4- air inlet
Mouthful, 5- thermal insulation board, 6- side heat insulating plate mounting bracket.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and cannot be construed to the utility model
Limitation.
The embodiments of the present invention：As shown in Figure 3 and Figure 4, a kind of SCR box assembly mounting structure, including SCR bracket 1,
Band 2, SCR box assembly 3, the SCR box assembly 3 are equipped with air inlet 4, and the band 2 encircles the SCR box assembly 3, and its
Both ends are separately fixed on the SCR bracket 1.As shown in figures 5-9, the SCR bracket 1 includes fixed plate 11, support beam, indulges
To connecting plate 16, two support beams are connected by three longitudinally connected plates 16.The fixed plate 11 includes mutual
Two vertical connecting plates, one is fixedly connected with the support beam, another is fixedly connected with vehicle frame.It further include that profiling connects
Frame 15 is connect, the profiling connection frame 15 is fixed in the support beam, and the bottom of the profiling connection frame 15 and the SCR
The surface matching of box assembly 3.
SCR box assembly mounting structure provided by the utility model, SCR bracket 1 use three longitudinally connected plates 16 and two
A support beam is attached, and fixed plate 11 includes orthogonal two connecting plates, and one is fixed with the support beam
Connection, another is fixedly connected with vehicle frame, not only increases the structural strength of the SCR bracket 1, also improves the mounting structure
Integral strength and connection reliability；In addition, the SCR bracket 1 further includes profiling connection frame 15, the bottom of the profiling connection frame 15 with
The surface matching of the SCR box assembly 3 can limit SCR box assembly 3, prevent SCR box assembly 3 from left and right or preceding occurs
After move, and whole assembly mounting structure is made to seem more beautiful, atmosphere.
Specifically, as shown in figure 5, in order to further enhance the structural strength of SCR bracket 1, prevent fixed plate 11 from becoming
Shape, or even the inaccuracy etc. of installation site occurs, reinforcing rib 12 is welded between two connecting plates of the fixed plate 11.
Wherein, as shown in Figure 5-10, in order to enhance the support strength of support beam, the support beam includes stacked connection
First crossbeam 13 and second cross beam 14 together, the second cross beam 14 are fixed below the first crossbeam 13, setting
Than one condition of equivalent thickness of two relatively thin crossbeams (two thin the sum of thickness) is easier to process, and cost is lower.Further, institute
The cross section for stating first crossbeam 13 is L shape, and the second cross beam 14 is " J " shape, and cross section is L shape or " J " shape, is both guaranteed
The structural strength of crossbeam, and can mitigate whole weight.Further, the first crossbeam 13 and the second cross beam
14 one end are bolted, other end plug welding connection, and the outer edge that first crossbeam 13 and second cross beam 14 cooperate does not use welding,
Edge welding is also easy to produce welding stress concentration, reduces support intensity.
It is preferably carried out in mode in one kind, as illustrated in fig. 7 and fig. 10, the profiling connection frame 15 includes U-bracket 151
With arc stent 152, the surface matching of the U-bracket 151 and the SCR box assembly 3, the top surface of the U-bracket 151
(connecting the face of two sides) can be tangent with the arc stent 152, convenient for the placement of band 2.The U-bracket
151 upper end is connect with the second cross beam 14, and the lower end of the U-bracket 151 is connect with the arc stent 152, institute
It states arc stent 152 to be fixed on the first crossbeam 13, arc stent 152 is for limiting SCR box assembly 3, U
Shape bracket 151 and first crossbeam 13 fix and support arc stent 152 jointly.The U-bracket 151 is equipped with anti-interference
Groove 153 avoids U-bracket 151 and the second cross beam 14 of above-mentioned " J " shape from interfering.Specifically, strong in order to guarantee to weld
Degree, is continuously welded between the support beam and the profiling connection frame 15；The U-bracket 151 and the arc stent
It is discontinuously connected between 152, due to the not load-bearing of bracket 15, only plays simple position-limiting action, therefore U-bracket 151 and circle
Using being intermittently welded between arc bracket 152, welding material and process time can be saved.
In another specifically embodiment, which further includes thermal insulation board 5, the thermal insulation board 5
It is fixed in the support beam.Installation hole location in the support beam is more, is easily installed thermal insulation board 5, guarantees use process
In side face temperature it is not too high.
More specifically, SCR box assembly mounting structure further includes side heat insulating plate in order to further increase whole heat insulation
Mounting bracket 6, the side heat insulating plate mounting bracket 6 are fixed on the side of the SCR box assembly 3, in this way, can pacify in side
Side heat insulating plate is filled, whole heat insulation is increased.
The structure, features, and effects of the present invention is described in detail based on the embodiments shown in the drawings, with
Upper described is only the preferred embodiment of the utility model, but the present invention does not limit the scope of implementation as shown in the drawings, it is all according to
Change or equivalent example modified to equivalent change made by conception according to the utility model, still without departing from specification and figure
When showing covered spirit, it should be within the protection scope of the present utility model.
Claims (8)
1. a kind of SCR box assembly mounting structure, including SCR bracket (1), band (2), SCR box assembly (3), the SCR box assembly
(3) air inlet (4) are equipped with, the band (2) encircles the SCR box assembly (3), and its both ends is separately fixed at the SCR
On bracket (1), the SCR bracket (1) includes fixed plate (11), support beam, longitudinally connected plate (16), it is characterised in that：Two
A support beam passes through three longitudinally connected plate (16) connections；
The fixed plate (11) includes orthogonal two connecting plates, and one is fixedly connected with the support beam, another
It is fixedly connected with vehicle frame；
It further include profiling connection frame (15), the profiling connection frame (15) is fixed in the support beam, and the profiling connects
Connect the bottom of frame (15) and the surface matching of the SCR box assembly (3).
2. SCR box assembly mounting structure according to claim 1, it is characterised in that：Two institutes of the fixed plate (11)
State welding reinforcing rib (12) between connecting plate.
3. SCR box assembly mounting structure according to claim 1, it is characterised in that：The support beam includes stacked connects
The first crossbeam (13) and second cross beam (14) being connected together, the second cross beam (14) are fixed on the first crossbeam (13)
Below.
4. SCR box assembly mounting structure according to claim 3, it is characterised in that：The profiling connection frame (15) includes U
Shape bracket (151) and arc stent (152), the surface matching of the U-bracket (151) and the SCR box assembly (3), institute
The upper end for stating U-bracket (151) is connect with the second cross beam (14), the lower end of the U-bracket (151) with it is described arc-shaped
Bracket (152) connection, the arc stent (152) are fixed on the first crossbeam (13).
5. SCR box assembly mounting structure according to claim 4, it is characterised in that：The first crossbeam (13) it is transversal
Face is L shape, and the second cross beam (14) is " J " shape, and the U-bracket (151) is equipped with the groove (153) of anti-interference.
6. SCR box assembly mounting structure according to claim 4, it is characterised in that：The support beam and the profiling
Connection frame continuously welds between (15), and the first crossbeam (13) and the second cross beam (14) one end are bolted, an end plug
Weldering connection, discontinuously connects between the U-bracket (151) and the arc stent (152).
7. SCR box assembly mounting structure according to claim 1, it is characterised in that：Further include thermal insulation board (5), it is described every
Hot plate (5) is fixed in the support beam.
8. SCR box assembly mounting structure according to claim 1, it is characterised in that：It further include side heat insulating plate installation branch
Frame (6), the side heat insulating plate mounting bracket (6) are fixed on the side of the SCR box assembly (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820648087.7U CN208153110U (en) | 2018-04-28 | 2018-04-28 | SCR box assembly mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820648087.7U CN208153110U (en) | 2018-04-28 | 2018-04-28 | SCR box assembly mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208153110U true CN208153110U (en) | 2018-11-27 |
Family
ID=64377448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820648087.7U Expired - Fee Related CN208153110U (en) | 2018-04-28 | 2018-04-28 | SCR box assembly mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208153110U (en) |
-
2018
- 2018-04-28 CN CN201820648087.7U patent/CN208153110U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181127 Termination date: 20210428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |