CN206769992U - SCR antinose-dive leg assemblies - Google Patents
SCR antinose-dive leg assemblies Download PDFInfo
- Publication number
- CN206769992U CN206769992U CN201720443866.9U CN201720443866U CN206769992U CN 206769992 U CN206769992 U CN 206769992U CN 201720443866 U CN201720443866 U CN 201720443866U CN 206769992 U CN206769992 U CN 206769992U
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- China
- Prior art keywords
- connecting plate
- scr
- antinose
- thermal insulation
- plate
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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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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a kind of SCR antinose-dive legs assembly, including：Horizontal support, the horizontal support is in groined type, including symmetrically arranged first connecting plate and the second connecting plate, and it is fixed in first crossbeam and second cross beam between first connecting plate and the second connecting plate, and, at least two vias are provided with the first crossbeam, and casing limited block is fixed with respectively on first connecting plate and the second connecting plate；Two vehicle frame installing plates are affixed with first connecting plate and the second connecting plate respectively；Two thermal insulation boards respectively with first connecting plate and the second connecting plate vertical connection；At least two bands, the both ends of the band are spirally connected with first connecting plate and the second connecting plate respectively；Nitric oxide sensor installing plate, the nitric oxide sensor installing plate are fixed on the second cross beam.This new prepackage demand for fully meeting SCR casings, not only saves labour cost, also serves protective action to urea tank and fuel tank.
Description
Technical field
Automobile component assembling field is the utility model is related to, refers in particular to a kind of SCR antinose-dive legs assembly.
Background technology
With the raising required motor vehicle emission, increasing engine shop business selects SCR, and (selective catalysis is also
It is former) technology reduces the discharge of nitrogen oxides, so as to realize discharge standard.In vehicle assembling, SCR system is mostly box knot
Structure, not only cost is high, and the performance of system can be directly affected after its failure, therefore, carries the safety of the support of SCR casings
Property and reliability just seem especially prominent.
Existing SCR antinose-dive legs are made up of main support and band, and structure is relatively easy, and have following defect：
1) existing SCR antinose-dive legs, mainly SCR casings are fixed by band, for the SCR casings that weight is larger,
Need multiple operating personnel to participate in installation process, not only waste time and energy, and increase cost of labor；
2) SCR casings belong to high-temperature component, and SCR casings and the urea tank and fuel tank of its both sides do not have insulating measure, existed
Potential safety hazard；
3) in vehicle traveling, SCR casings may have left and right or front and rear swing on support；
4) in addition, nitric oxide sensor (NO sensors) is typically assemblied in frame inside, but by its wire harness length limitation,
After NO sensors are assemblied on vehicle frame, its wire harness is often tensioned state, broken string risk be present.
Utility model content
The purpose of this utility model is to provide a kind of SCR antinose-dive legs assembly, with ensure SCR casings carry security and
Reliability.
The technical solution adopted in the utility model is as follows：
A kind of SCR antinose-dive legs assembly, including：
Horizontal support, the horizontal support are in groined type, including the first connecting plate and the second connecting plate being oppositely arranged, with
And first crossbeam and second cross beam between first connecting plate and the second connecting plate are fixed in, also, it is horizontal described first
Beam is provided with least two vias, and is fixed with casing limited block respectively on first connecting plate and the second connecting plate；
Two vehicle frame installing plates, the vehicle frame installing plate are affixed with first connecting plate and the second connecting plate respectively；Institute
Second cross beam is stated between the first crossbeam and the vehicle frame installing plate；
Two thermal insulation boards, the thermal insulation board respectively with first connecting plate and the second connecting plate vertical connection, and two
The thermal insulation board is parallel to each other；
At least two bands, the both ends of the band are spirally connected with first connecting plate and the second connecting plate respectively；
Nitric oxide sensor installing plate, the nitric oxide sensor installing plate are fixed on the second cross beam.
Preferably, the thermal insulation board is provided with the side dress hole for being used to connect SCR body sides.
Preferably, the thermal insulation board is provided with a plurality of reinforcement.
Preferably, the casing limited block includes installation portion and limiting section；The installation portion is packed in first connection
On plate or the second connecting plate；The limiting section is provided with the arc plate abutted against with SCR casings.
Preferably, the casing limited block is provided with lightening hole.
Preferably, the both ends of the band are respectively equipped with T-bolt.
Preferably, the both ends of the band are also spirally connected with two thermal insulation boards respectively.
This is new by the via being arranged at first crossbeam, provides prepackage fixing point for SCR casings, exempts by multiple behaviour
Make personnel to participate in lifting, not only save labour cost, also improve installation reliability；It is and total installed in SCR antinose-dive legs
Into the thermal insulation board of both sides, the heat of SCR casings is effectively completely cut off to the urea tank on periphery and the influence of fuel tank, has avoided producing safety
Hidden danger；Further, casing limited block can also effectively limit the swing in the horizontally and vertically direction of SCR casings；In addition, one is aoxidized
Nitrogen sensor installing plate is integrated on SCR antinose-dive leg assemblies, the wire harness of NO sensors is rationally arranged.
Brief description of the drawings
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type is further described, wherein：
Fig. 1 is the structural representation of the embodiment of SCR antinose-dive legs assembly provided by the utility model；
Fig. 2 is the structural representation of the embodiment of horizontal support provided by the utility model；
Fig. 3 is the structural representation of the embodiment of casing limited block provided by the utility model；
Fig. 4 is the structural representation of the embodiment of vehicle frame installing plate provided by the utility model；
Fig. 5 is the structural representation of the embodiment of thermal insulation board provided by the utility model；
Fig. 6 is the structural representation of the embodiment of band provided by the utility model；
Fig. 7 is that SCR antinose-dive legs assembly provided by the utility model carries the schematic diagram after SCR casings.
Description of reference numerals：
The via of 1 horizontal support, 101 first 104 second cross beam of connecting plate 102 second connecting plate, 103 first crossbeam 105
The limiting section 203 of 106 mounting hole, 107 mounting hole, 108 mounting hole, 109 mounting hole, 2 casing limited block, 201 installation portion 202 subtracts
The side of 402 mounting hole of repeated hole 3 vehicle frame installing plate, 301 mounting hole, 302 mounting hole, 4 thermal insulation board, 401 mounting hole 403 fills hole
The band 501 of 404 reinforcement 5 is arranged with the nitric oxide sensor installing plate A SCR casing B vehicle frames C of 502 T-bolt of body 6
Tracheae assembly D nitric oxide sensors
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and can not be construed to of the present utility model
Limitation.
The utility model provides a kind of embodiment of SCR antinose-dive legs assembly, as shown in figure 1, it includes：Horizontal support
1st, two vehicle frame installing plates, 3, two thermal insulation boards 4, at least two bands 5 and nitric oxide sensor installing plate 6.
With reference to shown in Fig. 2, horizontal support 1 is in groined type, including the first connecting plate of L-type 101 and second being oppositely arranged connects
Fishplate bar 102, and the first crossbeam 103 and second cross beam 104 being fixed between the first connecting plate 101 and the second connecting plate 102；
Also, in Fig. 2 embodiments, longitudinally fixed SCR peace is respectively provided with the first connecting plate 101 and the second connecting plate 102
Hole 106,107 is filled, at least two vias 105 are provided with first crossbeam 103, needs exist for explanation, the quantity of via 105
Match with position and the hanger on SCR casings, it is to wear bolt extension during prepackage to hang SCR that it, which is acted on, and concrete mode is shown in
Hereafter；Continue above, the mounting hole 108 for fixing nitric oxide sensor installing plate 6 is additionally provided with second cross beam 104, with
And first connecting plate 101 and the second connecting plate 102 rectangular bending structure in one end in the same direction, on respective right angle bending structure
Three mounting holes 109 provided with fixed vehicle frame installing plate 3, and the line of three mounting holes 109 is triangular in shape；In addition, it is necessary to refer to
Go out, as described above, the crossbeam further away from vehicle frame installing plate 3 is named as first crossbeam 103 by this specification, another crossbeam
It is then second cross beam 104, second cross beam 104 is between first crossbeam 103 and vehicle frame installing plate 3；
As shown in figures 1 and 3, casing limited block 2 is fixed with respectively on the first connecting plate 101 and the second connecting plate 102,
In this new another embodiment, casing limited block 2 is mainly made up of installation portion 201 and limiting section 202, and four casings are spacing
The installation portion 201 of block 2 respectively symmetrically is welded on the first connecting plate 101 and the second connecting plate 102, also, its limiting section 202
For circular arc platy structure, for being abutted against with the arc shell of SCR casings, to limit the horizontal or vertical direction of SCR casings
Swing, lift the carrying stability of SCR casings.Certainly, the shape of limiting section 202 can also be done according to different SCR body structures
Go out adjustment, the purpose is to can well be attached with the shell of SCR casings, to avoid SCR casings from occurring in vehicle operation
Swing；In addition, for matching requirements, it is also contemplated that open up lightening hole 203 on casing limited block 2, on the one hand, to ensure
The lightweight that SCR antinose-dive legs assembly is tried one's best, reduce vehicle and carry burden；On the other hand, to avoid producing excessive stress,
In the case of not influenceing the intensity of casing limited block 2, the contact area of casing limited block 2 and SCR casings can be also reduced as far as possible, is kept away
Exempt from Planar Mechanisms.
The embodiment of vehicle frame installing plate 3 is given in Fig. 4, the vehicle frame installing plate 3 is L-shaped, because it plays carrying laterally
The effect of support 1 and SCR casings, it may be considered that use thicker high intensity material, such as thickness to be more than 5mm steel；And
And one side on vehicle frame installing plate 3 is provided with mounting hole 302 corresponding with mounting hole 109, and its another side is provided with and is used for
The mounting hole 301 fixed with vehicle frame, during assembling, two vehicle frame installing plates 3 symmetrically with the first connecting plate 101 and the second connecting plate
102 is affixed by bolt, and is spirally connected fixation with vehicle frame, and certainly, in practical operation, vehicle frame installing plate 3 can also connect with first
Fishplate bar 101, the second connecting plate 102 and Frame Welding are fixed.
In conjunction with Fig. 5, the structure of thermal insulation board 4 can equally be the right-angle structure of bending-type, and right angle shown in the figure is short
Side be provided with the corresponding mounting hole 401,402 respectively of the mounting hole 106,107 on horizontal support, for two thermal insulation boards 4 with
First connecting plate and the second connecting plate are respectively perpendicular and are spirally connected, and two thermal insulation boards 4 are located at the both sides of horizontal support 1 and mutually put down
OK；In this another new embodiment, consider the stability and reliability of the connection of SCR casings, be additionally provided with thermal insulation board 4
Side for connecting SCR body sides fills hole 403, and a plurality of reinforcement 404, specifically, Ke Yishi are provided with thermal insulation board 4
The depth that multiple bar shapeds are suppressed in the long side of thermal insulation board 4 is the reinforcement of two thicknesss of slab, and this reinforcement 404 is heat-insulated for being lifted
The strength and stiffness of plate 4.
Fig. 6 is the embodiment of band 5 provided by the utility model, band body 501 including U-shaped and is set in band body
The T-bolt 502 at 501 both ends, the cross bar of T-bolt 502 are set in the circle with the end of body 501, the stud of T-bolt 502
Band body 501 is then passed, is spirally connected fixation with the first connecting plate 101 and the second connecting plate 102, in this new one embodiment,
The both ends for further contemplating band 5 are also spirally connected fixation with two thermal insulation boards 4 respectively.
Based on above-mentioned new embodiment and preferred scheme, with reference to accompanying drawing 7, to SCR casings provided by the utility model
The carrying mode of bracket assembly and SCR casings is explained as follows：
First by bolt and nut component, horizontal support 1 is assembled to by vehicle frame installing plate 3 vehicle vehicle frame B it is vertical
Liang Shang, and prepackage bolt is worn in the via 105 on first crossbeam 101, and ensure the exposed 10mm~20mm of the prepackage bolt；
Hanger on SCR casings A is hung and is hung on prepackage bolt, SCR casing A are tangled because prepackage is bolt strained, therefore without more people
Support is helped；Then, the T-bolt of the one end of band 5 is sequentially passed through on the mounting hole 106 and thermal insulation board 4 on the first connecting plate 101
Mounting hole 401, and fixation is tightened by nut；Then, by the bottom that SCR casings A is caught with body 501 of band 5, its is another
The T-bolt of one end sequentially passes through the mounting hole on mounting hole 106 and another thermal insulation board 4 on the second connecting plate 102 again
401, and fixation is tightened with nut, now, SCR casings A is held completely by band 5, meanwhile, it is welded on horizontal support 1
Casing limited block 2 be connected on SCR casings A shell；Certainly, for ensure thermal insulation board 4 it is longitudinally fixed firm, can also again by
Mounting hole 402,107, thermal insulation board 4 and the first connecting plate 101 and the second connecting plate 102 are further fixed.
, can also be by the riffled tube and thermal insulation board 4 that are welded on SCR casing A sides after band 5 is installed
On side dress hole 403, to SCR casings A carry out horizontal direction fixation, here it is further contemplated that, due to SCR casings
A is held by band 5, therefore, can be removed the pre- loading screw being located in via 105, solid for being spirally connected for horizontal direction
It is fixed.
After completing above-mentioned assembling, the nitric oxide sensor D used in gas extraction system is assembled to nitric oxide sensor peace
In loading board 6, wherein, the wire harness on NO sensors can be fixed on band on the bolt screw of this bracket assembly or vehicle frame B
Longeron on；And be connected final vacuum pipe assembly C flange with SCR casings A flange, reuse bolt and nut component
Final vacuum pipe assembly C support is fixed in the respective aperture on vehicle frame B.
Finally it should be noted that, in practical operation, it can also be needed according to adjustment and prevent parts from interfering,
Add pad between each parts, with ensure assembly building away from.
Construction, feature and action effect of the present utility model is described in detail according to the embodiment shown in schema above, but
Preferred embodiment of the present utility model be the foregoing is only, it is necessary to explain, involved by above-described embodiment and its preferred embodiment
Technical characteristic, those skilled in the art can not depart from, not change mentality of designing of the present utility model and technique effect
On the premise of, reasonably combination collocation is into a variety of equivalents；Therefore, the utility model does not implement model to be limited shown in drawing
Enclose, it is every according to the made change of conception of the present utility model, or be revised as the equivalent embodiment of equivalent variations, still without departing from saying
, all should be in the scope of protection of the utility model when bright book is with illustrating covered spirit.
Claims (7)
- A kind of 1. SCR antinose-dive legs assembly, it is characterised in that including：Horizontal support, the horizontal support are in groined type, including the first connecting plate and the second connecting plate being oppositely arranged, Yi Jigu The first crossbeam and second cross beam being connected between first connecting plate and the second connecting plate, also, on the first crossbeam Provided with least two vias, and casing limited block is fixed with respectively on first connecting plate and the second connecting plate；Two vehicle frame installing plates, the vehicle frame installing plate are affixed with first connecting plate and the second connecting plate respectively；Described Two crossbeams are between the first crossbeam and the vehicle frame installing plate；Two thermal insulation boards, the thermal insulation board respectively with first connecting plate and the second connecting plate vertical connection, and described in two Thermal insulation board is parallel to each other；At least two bands, the both ends of the band are spirally connected with first connecting plate and the second connecting plate respectively；Nitric oxide sensor installing plate, the nitric oxide sensor installing plate are fixed on the second cross beam.
- 2. SCR antinose-dive legs assembly according to claim 1, it is characterised in that the thermal insulation board, which is provided with, to be used to connect The side dress hole of SCR body sides.
- 3. SCR antinose-dive legs assembly according to claim 2, it is characterised in that the thermal insulation board is provided with a plurality of reinforcement Muscle.
- 4. SCR antinose-dive legs assembly according to claim 1, it is characterised in that the casing limited block includes installation portion And limiting section；The installation portion is packed on first connecting plate or the second connecting plate；The limiting section is provided with and offseted with SCR casings The arc plate connect.
- 5. SCR antinose-dive legs assembly according to claim 4, it is characterised in that the casing limited block is provided with loss of weight Hole.
- 6. SCR antinose-dive legs assembly according to claim 1, it is characterised in that the both ends of the band are respectively equipped with T-shaped Bolt.
- 7. SCR antinose-dive legs assembly according to claim 1, it is characterised in that the both ends of the band are also respectively with two The individual thermal insulation board is spirally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720443866.9U CN206769992U (en) | 2017-04-25 | 2017-04-25 | SCR antinose-dive leg assemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720443866.9U CN206769992U (en) | 2017-04-25 | 2017-04-25 | SCR antinose-dive leg assemblies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206769992U true CN206769992U (en) | 2017-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720443866.9U Expired - Fee Related CN206769992U (en) | 2017-04-25 | 2017-04-25 | SCR antinose-dive leg assemblies |
Country Status (1)
| Country | Link |
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| CN (1) | CN206769992U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114087071A (en) * | 2021-11-16 | 2022-02-25 | 中国航发沈阳发动机研究所 | Mounting and fixing structure for lubricating oil tank |
-
2017
- 2017-04-25 CN CN201720443866.9U patent/CN206769992U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114087071A (en) * | 2021-11-16 | 2022-02-25 | 中国航发沈阳发动机研究所 | Mounting and fixing structure for lubricating oil tank |
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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: 20171219 Termination date: 20200425 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |