CN203920409U - A kind of SCR assembly of devices - Google Patents
A kind of SCR assembly of devices Download PDFInfo
- Publication number
- CN203920409U CN203920409U CN201420376820.6U CN201420376820U CN203920409U CN 203920409 U CN203920409 U CN 203920409U CN 201420376820 U CN201420376820 U CN 201420376820U CN 203920409 U CN203920409 U CN 203920409U
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- Prior art keywords
- scr
- bracket
- assembly
- case
- box bracket
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model relates to technical field of automobile parts, discloses a kind of SCR assembly of devices.Described SCR assembly of devices, comprise SCR case and SCR box bracket, the transition bracket that also comprises " several " font being connected with vehicle frame variable section, and in each surface of described transition bracket, the distance of the described vehicle frame variable section of its end face distance is maximum and parallel with described vehicle frame variable section, thereby can coordinate preferably with described vehicle frame variable section place, also be beneficial to the intensity that strengthens described transition bracket; Described SCR box bracket is L shaped, is fixedly connected with described transition bracket, and described SCR case is fixed on described SCR box bracket, compares with cantilevered fixed support, and described SCR box bracket structure is more firm.By the interpolation of transition bracket and the optimization of SCR box bracket structure, feasibility and reliability that described SCR assembly of devices car load carries are increased, evaded to a certain extent the risk of SCR thrashing.
Description
Technical field
The utility model relates to technical field of automobile parts, relates in particular to a kind of SCR assembly of devices.
Background technology
Along with the raising that auto emission is required, the increasing business of engine shop selects SCR (selective catalytic reduction) technology to reduce the discharge of oxides of nitrogen, thereby realizes effluent standard.In SCR assembly of devices, the price of SCR case is higher, and after its inefficacy, can directly affect the performance of SCR system, so the safety and reliability that SCR case car load carries is particularly outstanding.
As shown in Figure 1-2, for SCR apparatus structure schematic diagram conventional in prior art, comprise SCR case 1 ' and SCR box bracket 2 ', the overhanging cantilevered pipe girder construction of described SCR box bracket 2 ' adopt, its end be fixed on variable section frame beam 3 ' on, the flange 1-1 of the upper surface of Guan Liang and described SCR case 1 ' side fits tightly, and is undertaken spacing and fastening by bolt, nut assembly.Described SCR case 1 ' both sides all there is described flange 1-1, described SCR box bracket 2 ' be two groups, is welded with reinforced rib 2-1 between Guan Liang and support base plate.
But because described SCR box bracket 2 ' cantilever is long, and described SCR case 1 ' deadweight higher, when car load is by the road surface of jolting, amount of jitter is larger, can apply larger moment of flexure to pipe beam end, easily fracture by fatigue lost efficacy; In addition, supporting structure is relatively simple, and when car load emergency braking, SCR case roll force is larger, easily comes off, and has potential safety hazard.
Therefore, those skilled in the art need to design more failure-free SCR device, with the safety and reliability that guarantees that SCR case car load carries.
Utility model content
The purpose of this utility model is to provide a kind of SCR assembly of devices, with feasibility and the reliability that guarantees that SCR case car load carries, improves the safety performance of SCR system.
For achieving the above object, the utility model provides following technical scheme:
A kind of SCR assembly of devices, comprise SCR case and SCR box bracket, the transition bracket that also comprises " several " font being connected with vehicle frame variable section, and in each face of described transition bracket, the distance of the described vehicle frame variable section of its end face distance is maximum and parallel with described vehicle frame variable section; Described SCR box bracket is L shaped, is fixedly connected with described transition bracket, and described SCR case is fixed on described SCR box bracket.
Preferably, the surface of SCR case is provided with the projection of hollow, and the band of fixing described SCR case is through described projection, and its two ends are removably fixed on described SCR box bracket.
Preferably, the direction that described projection is arranged along described band is provided with many groups.
Preferably, described SCR box bracket or described band are one or more groups.
Preferably, the L-type supporting structure that described SCR box bracket is comprised of end face, side and flange, and its end face is " several " font, the inside face laminating of described SCR case and described flange is fixing.
Preferably, the inside face of described SCR box bracket is welded with backing plate.
Preferably, described transition bracket is connected with described vehicle frame variable section bolt, and both junctions are provided with cushion block.
Preferably, the exhausr port of described SCR case is arranged on the side of described SCR case, and described exhausr port is towards oblique rear.
Preferably, described SCR case is provided with heating panel, and described heating panel is bolted with described projection and fixes.
Preferably, the side of described SCR case is provided with the fixed support of fixed nitrogen exhaust gas oxygensensor.
The SCR assembly of devices that the utility model provides, except comprising SCR case and SCR box bracket, also increased the transition bracket being connected with vehicle frame variable section, described transition bracket is " several " character form structure, and in each face of described transition bracket, the distance of the described vehicle frame variable section of its end face distance is maximum and parallel with described vehicle frame variable section, and this transition bracket structure not only can coordinate preferably with described vehicle frame variable section place, also help and strengthen its intensity, strengthen reliability; In addition, described SCR box bracket is L shaped, and is fixedly connected with described transition bracket, described SCR case is fixed on described SCR box bracket, compare with cantilevered SCR case fixed support of the prior art, described SCR box bracket structure is more firm, is more conducive to the fixing of described SCR case.By the interpolation of transition bracket and the optimization of SCR box bracket structure, feasibility and reliability that described SCR assembly of devices car load carries are increased, evaded to a certain extent the risk of SCR thrashing.
Further, the utility model is also optimized the structure of described SCR case, on its surface, be provided with the bulge-structure of hollow, and use band to carry out fastening to described SCR case, described band is through described projection, and the two ends of described band are removably fixedly connected with described SCR box bracket, and so design, is more conducive to described SCR case fixing with spacing on described SCR box bracket.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, will the accompanying drawing of required use in embodiment be briefly described below, and in connection with accompanying drawing, specific embodiment of the utility model be described in further detail, wherein:
Fig. 1 is the first structural representation of SCR device of the prior art;
Fig. 2 is the second structural representation of SCR device of the prior art;
Fig. 3 is the structural representation of SCR case of the prior art;
The first structural representation of the SCR device that Fig. 4 provides for the utility model embodiment;
The second structural representation of the SCR device that Fig. 5 provides for the utility model embodiment;
The structural representation of the SCR case that Fig. 6 provides for the utility model embodiment;
The structural representation of the SCR box bracket that Fig. 7 provides for the utility model embodiment;
The decomposition texture schematic diagram of the SCR device that Fig. 8 provides for the utility model embodiment.
Above-mentioned description of reference numerals:
1 '-SCR case, 2 '-SCR box bracket, 3 '-variable section frame beam;
1-1-flange; 2-1 reinforced rib;
1-SCR case, 2-SCR box bracket, 3-transition bracket, 4-vehicle frame variable section, 5-band, 6-heating panel;
11-projection, 12-exhausr port, 13-fixed support;
21-end face, 22-side, 23-flange, 24-backing plate, 25-bolt is installed preformed hole;
31-cushion block.
The specific embodiment
In order to facilitate those skilled in the art to understand further the technical solution of the utility model, below in conjunction with embodiment and accompanying drawing thereof, be explained.
As shown in Fig. 4 or Fig. 5, the structural representation of the SCR assembly of devices providing for the utility model embodiment, as can be seen from the figure, described SCR assembly of devices, comprise SCR case 1 and SCR box bracket 2, also increased transition bracket 3, described transition bracket 3 is bolted and is fixed on vehicle frame variable section 4, in order to coordinate with described vehicle frame variable section 4 places, avoid other parts on it, described transition bracket 3 is made as " several " font, and in each face of described transition bracket, the distance of the described vehicle frame variable section of its end face distance is maximum and parallel with described vehicle frame variable section, meanwhile, the support of this shape has also increased the intensity of described transition bracket 3, can effectively guarantee its reliability, described SCR box bracket 2 is designed to L shaped, and is bolted to connection with described transition bracket 3, and described SCR case 1 is placed on the inner side of described L shaped SCR box bracket, is fixedly connected with it.
Compared with prior art, the described SCR assembly of devices that embodiment of the present utility model provides, by adding described transition bracket 3, and described SCR box bracket 2 is carried out to structure optimization, make the fixing more firm of described SCR case 1, increase feasibility and reliability that described SCR assembly of devices car load carries, evaded to a certain extent the risk of SCR thrashing.
On the basis of the above-mentioned technical solutions of this embodiment, the present embodiment also to the structure of described SCR case 1 and fixedly limit method carried out optimal design further.As shown in Figure 6, on the surface of described SCR case 1, be provided with the projection 11 of hollow, the band 5 of fixing described SCR case 1 is through described protruding 11, and its two ends can be bolted or the mode such as pin connection is removably fixed on described SCR box bracket 2, as shown in Figure 8.Described protruding 11 pairs of described bands 5 can play position-limiting action preferably, to prevent that described band 5 from moving on the surface of described SCR case 1; After described band 5 tensions, its two ends are removably fixed on described SCR box bracket 2, so that the tension degree of described band 5 is regulated, guarantee that described SCR case 1 is had to fixing and position-limiting action preferably all the time.
Particularly, described protruding 11 can be bent to form by sheetmetal, and are welded on the surface of described SCR case 1, simple in structure, easy to use.
And, the direction of arranging along described band 5, described protruding 11 can be set to many groups, to strengthen its position-limiting action to described band 5.
In the present embodiment specific implementation process, described L shaped SCR box bracket 2 or described band 5 all can be made as one or more groups.
In addition, except use band to described SCR case 1 carry out spacing and fastening, the mode such as also can be bolted is strengthened the fixed effect of described SCR case 1 on described SCR box bracket 2, for example, can on described L shaped SCR box bracket 2, offer bolt preformed hole 25 is installed, at described SCR case 1, near a side of described SCR box bracket 2, weld an auxiliary stand, thereby use bolt to connect, described SCR case 1 is fixed on described SCR box bracket 2.
Further, in order to guarantee the intensity of described SCR box bracket 2, strengthen the reliability of described SCR assembly of devices, as shown in Figure 7, the structure that the described SCR box bracket 2 that the utility model embodiment is used is comprised of end face 21, side 22 and flange 23, and its end face is " several " font, described SCR case 1 is fixedly time, fix with the surface laminating of described flange 23, be fixed on the inside face of described SCR box bracket 2.
In order to guarantee described SCR case 1 and the inside face of described SCR box bracket 2, fit preferably, make up the Mismachining tolerance of described SCR box bracket 2, inside face at described SCR box bracket 2 is welded with backing plate 24, and described backing plate 24 can be made as many groups, can avoid rocking of described SCR case 1.
In the present embodiment, the described SCR box bracket 2 that is fixed with described SCR case 1 can be with bolts with described vehicle frame variable section 4, and both junctions are provided with cushion block 31, so that the local effect of strengthening is played to by place, connecting bore position.
In addition, in embodiment of the present utility model, also the position of the exhausr port 12 of SCR case in described SCR assembly of devices is improved, described exhausr port 12 is changed on the side that is arranged on described SCR case 1 by the bottom that was originally arranged in SCR case, make described exhausr port 12 towards oblique rear, increased its liftoff gap, more convenient layout in car load, can avoid occurring installing the phenomenon of interfering.
On described SCR case 1, be also provided with heating panel 6, the mounting hole by described protruding 11, is bolted by described heating panel 6 surface that is fixed on described SCR case.
Meanwhile, for convenience of fixing of parts around described SCR assembly of devices, the side of described SCR case 1 is also provided with the fixed support 13 of fixing other parts, can be for the fixed installation of the parts such as nitrogen oxide sensor.
The described SCR assembly of devices that the utility model embodiment provides, by the optimal design to component structurals such as described SCR case 1, described SCR box bracket 2 and described transition brackets 3, strengthen each parts and interconnected intensity and the fixed effect at place, thereby guaranteed reliability and the safety of described SCR assembly of devices in car load carries, avoided the problems such as economic loss that SCR thrashing brings and environmental pollution.
Embodiment shown in above foundation is graphic describes structure of the present utility model, feature and action effect in detail; the foregoing is only preferred embodiment of the present utility model; but the utility model does not limit practical range with shown in drawing; every change of doing according to conception of the present utility model; or be revised as the equivalent embodiment of equivalent variations; when not exceeding yet specification sheets and illustrating contain spiritual, all should be at protection domain of the present utility model.
Claims (10)
1. a SCR assembly of devices, comprise SCR case (1) and SCR box bracket (2), it is characterized in that, the transition bracket (3) that also comprises " several " font being connected with vehicle frame variable section (4), and in each face of described transition bracket (2), the distance of its end face described vehicle frame variable section of distance (4) is maximum and parallel with described vehicle frame variable section (4); Described SCR box bracket (2) is L shaped, is fixedly connected with described transition bracket (3), and described SCR case (1) is fixed on described SCR box bracket (2).
2. SCR assembly of devices according to claim 1, it is characterized in that, the surface of SCR case (1) is provided with the projection (11) of hollow, the band (5) of fixing described SCR case (1) is through described projection (11), and its two ends are removably fixed on described SCR box bracket (2).
3. SCR assembly of devices according to claim 2, is characterized in that, the direction that described projection (11) is arranged along described band (5) is provided with many groups.
4. SCR assembly of devices according to claim 3, is characterized in that, described SCR box bracket (2) or described band (5) are one or more groups.
5. SCR assembly of devices according to claim 1, it is characterized in that, the L-type supporting structure that described SCR box bracket (2) is comprised of end face (21), side (22) and flange (23), and its end face is " several " font, described SCR case (1) is fixing with the inside face laminating of described flange (23).
6. SCR assembly of devices according to claim 5, is characterized in that, the inside face of described SCR box bracket (2) is welded with backing plate (24).
7. SCR assembly of devices according to claim 1, is characterized in that, described transition bracket (3) is connected with described vehicle frame variable section (4) bolt, and both junctions are provided with cushion block (31).
8. SCR assembly of devices according to claim 1, is characterized in that, the exhausr port (12) of described SCR case (1) is arranged on the side of described SCR case (1), and described exhausr port (12) is towards oblique rear.
9. SCR assembly of devices according to claim 2, is characterized in that, described SCR case (1) is provided with heating panel (6), and described heating panel (6) is bolted and is fixed in described projection (11).
10. SCR assembly of devices according to claim 1, is characterized in that, the side of described SCR case (1) is provided with the fixed support (13) of fixed nitrogen exhaust gas oxygensensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420376820.6U CN203920409U (en) | 2014-07-08 | 2014-07-08 | A kind of SCR assembly of devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420376820.6U CN203920409U (en) | 2014-07-08 | 2014-07-08 | A kind of SCR assembly of devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203920409U true CN203920409U (en) | 2014-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420376820.6U Expired - Fee Related CN203920409U (en) | 2014-07-08 | 2014-07-08 | A kind of SCR assembly of devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203920409U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2531639A (en) * | 2014-09-12 | 2016-04-27 | Cummins Emission Solutions Inc | Adjustable mounting system for aftertreatment or exhaust components |
| CN108798857A (en) * | 2018-06-21 | 2018-11-13 | 安徽江淮汽车集团股份有限公司 | A kind of SCR casees fixed structure assembly |
| CN109973183A (en) * | 2017-12-27 | 2019-07-05 | 陕西重型汽车有限公司 | SCR case with effectively insulating performance |
-
2014
- 2014-07-08 CN CN201420376820.6U patent/CN203920409U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2531639A (en) * | 2014-09-12 | 2016-04-27 | Cummins Emission Solutions Inc | Adjustable mounting system for aftertreatment or exhaust components |
| GB2531639B (en) * | 2014-09-12 | 2020-12-09 | Cummins Emission Solutions Inc | Adjustable mounting system for aftertreatment or exhaust components |
| CN109973183A (en) * | 2017-12-27 | 2019-07-05 | 陕西重型汽车有限公司 | SCR case with effectively insulating performance |
| CN108798857A (en) * | 2018-06-21 | 2018-11-13 | 安徽江淮汽车集团股份有限公司 | A kind of SCR casees fixed structure assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20190708 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |