CN212289707U - Heat-insulation protective cover structure of national four-tractor post-treatment device - Google Patents
Heat-insulation protective cover structure of national four-tractor post-treatment device Download PDFInfo
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- CN212289707U CN212289707U CN202020892583.4U CN202020892583U CN212289707U CN 212289707 U CN212289707 U CN 212289707U CN 202020892583 U CN202020892583 U CN 202020892583U CN 212289707 U CN212289707 U CN 212289707U
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Abstract
The utility model relates to a four tractors aftertreatment device thermal-insulated protection casing structures in state, including protection casing body and connecting piece, the protection casing body includes upper portion seam piece and bottom seam piece, the connecting piece includes right angle connection seam piece, switching seam piece I and switching seam piece II, utilizes the aftertreatment installing support to provide the installation fixed orifices, outside profile modeling aftertreatment installing support appearance, reduce occupation space, and on the basis that does not influence thermal-insulated effect, simplify the protection casing structure, increase thermal-insulated protection to aftertreatment connecting tube, the fixed point of protection casing rear side passes through right angle connecting piece and shifts to the below, the protection casing mounting means is installed by upper and lower direction, guarantee that self dismantles conveniently, the protection casing bottom sets up the access hole, satisfy sensor electronic components and overhaul maintenance, the convenience such as straw is piled up in the clearance.
Description
Technical Field
The utility model relates to a tractor technical field, concretely relates to four tractors aftertreatment device thermal-insulated protection casing structures of state.
Background
The non-road diesel engines in China are newly increased by about several million each year, about 20 percent of the total diesel oil consumption in China is used for various non-road mobile machines which are important emission sources of nitrogen oxides, and with the increasing emphasis of the nation on the environmental protection problem, the non-road state four-emission regulation is expected to be implemented at the end of the year, and the tractor must be provided with a tail gas post-treatment device to meet the national four-emission requirement.
At present, the domestic wheeled tractors are all products meeting the emission standards of the third nation, the engine tail gas treatment device and the corresponding pipelines are not equipped with perfect heat insulation protection, and a large amount of heat generated in the engine tail gas treatment process brings potential safety hazards to tractors and workers participating in agricultural operation. Therefore, the outside of the tail gas aftertreatment device must be protected in a heat insulation mode, the bottom of the aftertreatment device contains electronic components with sensors, and the heat insulation protective cover needs to be reserved for a maintenance opening to facilitate sensor maintenance.
SUMMERY OF THE UTILITY MODEL
To the defect of prior art, the utility model aims to provide a four tractors after treatment device thermal-insulated protection casing structure in state forms thermal-insulated protection to after treatment device and connecting line, and simple structure, self are dismantled conveniently, and reserve the maintenance of the convenient electrical apparatus plug element of maintenance mouth.
In order to achieve the purpose, the invention adopts the technical scheme that: a heat insulation protective cover structure of a national four-tractor post-processing device, which comprises a protective cover body and a connecting piece, the protective cover body comprises an upper welding part and a bottom welding part, the connecting piece comprises a right-angle connecting welding part, a switching welding part I and a switching welding part II which are respectively connected with the bottom side and the upper side of the post-processing mounting bracket for assisting in mounting the protective cover body, the bottom welding piece is shaped like the shape of the post-processing mounting bracket and is provided with mounting holes corresponding to the right-angle connecting welding piece, the switching welding piece I, the switching welding piece II and the post-processing mounting bracket respectively, the upper welding piece is provided with mounting holes respectively corresponding to the post-processing mounting bracket and the bottom welding piece, the upper welding part and the bottom welding part correspond to respective mounting holes from the upper direction and the lower direction respectively and are fixedly mounted on the post-processing mounting bracket through bolts.
Further, the bottom welding part rear side does not have the installation fixed point, avoids taking place to interfere with storage battery box subassembly.
Further, the right-angle connection welding piece is connected with the post-processing mounting bracket from the inner side, and the bottom of the right-angle connection welding piece and the bottom of the bottom welding piece are fixed below through bolts.
Further, the bottom of bottom seam piece is equipped with sunken space for hold installation electrical apparatus part, and the bottom in sunken space is provided with the access hole.
The utility model discloses following beneficial effect can be reached:
1. the heat insulation protective cover is simple in structure, the outer side of the heat insulation protective cover is profiled to form the appearance of the post-processing mounting bracket, the occupied space is reduced, the heat insulation protective cover is free of complex appearance, the manufacture is convenient, the production cost is saved, and the use is reliable.
2. The installation mode of the protective cover is fast and convenient, the installation bolts for connection and fixation are arranged in the upper, front and bottom side directions of the post-treatment device, the rear side is provided with an interference-free component, the upper and lower parts of the protective cover are welded to the installation holes from the upper and lower directions, the protective cover can be fixed by penetrating the bolts, and the protective cover is convenient to disassemble.
3. The access hole at the bottom of the protective cover is convenient for the maintenance of the electrical appliance plug-in element, and the width of the access hole can accommodate fingers to freely clean accumulated straws, discharge rainwater and the like.
4. The appearance structure and the installation mode are strong in universality, and the device is suitable for being matched with and installed on various wheeled tractors.
Drawings
FIG. 1 is a perspective view of the structure of the post-treatment shield of the present invention;
FIG. 2 is a front view of the aftertreatment guard structure of the invention;
fig. 3 is a top view of the post-treatment protective cover structure of the present invention.
Reference numerals: 1. the upper portion seam piece, 2, bolt, 3, packing ring I, 4, packing ring II, 5, right angle connection seam piece, 6, switching seam piece I, 7, switching seam piece II, 8, bottom seam piece, 9, sunken space, 10, access hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model provides a thermal-insulated protection casing structure of four tractors aftertreatment device in state, establish and form thermal-insulated protection in the aftertreatment device outside, aftertreatment device fixes through the aftertreatment installing support, the utility model discloses a thermal-insulated protection casing utilizes the aftertreatment installing support to provide the installation fixed point, appearance profile modeling aftertreatment installing support, the concrete structure is as shown in figures 1-3 (figure 1 is the stereogram of rear side visual angle, and in the figure the lines desalination of parts such as aftertreatment device, aftertreatment installing support, the purpose is in order to highlight thermal-insulated protection casing), including protection casing body and connecting piece, the protection casing body includes upper portion seam piece 1 and bottom seam piece 8, the connecting piece includes right angle connection seam piece 5, switching seam piece I6 and switching seam piece II7, connects respectively the bottom side and the upside of aftertreatment installing support, is used for the auxiliary installation the protection casing body, bottom seam spare 8 profile modeling aftertreatment installing support appearance just is equipped with the mounting hole that is connected seam spare 5, switching seam spare I6, switching seam spare II7 and aftertreatment installing support respectively with the right angle and corresponds, upper portion seam spare 1 is equipped with the mounting hole that corresponds respectively with aftertreatment installing support and bottom seam spare 8, upper portion seam spare 1 and bottom seam spare 8 correspond respective mounting hole department from upper and lower two directions respectively, through bolt fixed mounting on the aftertreatment installing support.
The utility model discloses well each part adopts bolt 2 to connect fixedly, is convenient for install and dismantle, and in order to guarantee the reliability of connecting, bolted connection still includes packing ring I3 and packing ring II 4.
The right angle is connected on the seam piece 5, switching seam piece I6 and switching seam piece II7 is connected fixedly to the aftertreatment installing support through bolt 2 etc. respectively, wherein, the right angle is connected seam piece 5 and is connected from aftertreatment installing support inboard, and the bottom is fixed in the below through bolt 2 etc. with the bottom of bottom seam piece 8, avoids forming the installation fixed point at the rear side of bottom seam piece 8, switching seam piece I6 and switching seam piece II7 structural symmetry all include two connection faces of mutually perpendicular, and one of them is connected face and aftertreatment installing support top and is connected, and another is connected the face and is connected with the left surface of bottom seam piece 8.
The outer side of the bottom welding part 8 is profiled and manufactured by adopting a welding part, and comprises a bottom surface, a front side surface and a left side surface, the rear side is adjacent to the battery box, so that the rear side surface is not arranged, and a short arc transition surface is formed only by extending the left side surface backwards, the occupied space is reduced totally, the battery box is free of complex appearance and convenient to manufacture, a concave space 9 is arranged at the bottom of the bottom welding part 8 and used for accommodating and mounting electric appliance parts, an access hole 10 is arranged at the bottom of the concave space 9, the bottom welding part 8 is vertically mounted from bottom to top in a mounting mode, and is fixedly connected to the right-angle connecting welding part 5, the switching welding part I6, the switching welding part II7 and the post-processing mounting bracket through bolts 2 and the like; wherein, two mounting holes of the common screw hole of the bottom welding part 8 and the upper welding part 1 fixed on the post-processing mounting bracket are not fixed, and the two mounting holes are fixed together when the upper welding part 1 is assembled.
The upper portion seam piece 1 is located the aftertreatment connecting line outside, forms the protection to the aftertreatment connecting line and between the aftertreatment installing support transition region, and the mounting means is from the vertical installation of top down, and the mounting hole corresponds the mounting hole of aftertreatment installing support and bottom seam piece 8, connects fixedly through bolt 2 etc..
After the whole protective cover group is installed, no installation fixing point is arranged on the rear side, so that the problem of installation interference with components such as a storage battery box and the like is solved; after the installation 8 rear sides of bottom seam piece and tractor battery box interval are little, use battery box shell to do the thermal-insulated protection of aftertreatment, and the sunken space 9 in bottom of bottom seam piece 8 is used for parts such as installation sensor electronic components, and sunken position is reserved the access hole and is made things convenient for sensor maintenance, clearance accumulational straw, emission rainwater etc..
The utility model discloses a be applied to four dilatory aftertreatment device thermal-insulated protection casing structures in state, utilize the aftertreatment installing support to provide the installation fixed orifices, outside profile modeling aftertreatment installing support appearance, reduce occupation space, and on the basis that does not influence thermal-insulated effect, simplify the protection casing structure, increase thermal-insulated protection to aftertreatment connecting tube, the fixed point of protection casing rear side passes through right angle connecting piece and shifts to the below, the protection casing mounting means is installed by upper and lower direction, guarantee self dismantlement convenience, the protection casing bottom sets up the access hole, satisfy sensor electronic components and overhaul the maintenance, the convenience such as straw is piled up in the clearance.
Claims (4)
1. A heat insulation protective cover structure of a national four-tractor post-processing device is characterized by comprising a protective cover body and a connecting piece, the protective cover body comprises an upper welding part and a bottom welding part, the connecting piece comprises a right-angle connecting welding part, a switching welding part I and a switching welding part II which are respectively connected with the bottom side and the upper side of the post-processing mounting bracket for assisting in mounting the protective cover body, the bottom welding piece is shaped like the shape of the post-processing mounting bracket and is provided with mounting holes corresponding to the right-angle connecting welding piece, the switching welding piece I, the switching welding piece II and the post-processing mounting bracket respectively, the upper welding piece is provided with mounting holes respectively corresponding to the post-processing mounting bracket and the bottom welding piece, the upper welding part and the bottom welding part correspond to respective mounting holes from the upper direction and the lower direction respectively and are fixedly mounted on the post-processing mounting bracket through bolts.
2. The heat-insulating protective cover structure for the post-processing device of the national four-tractor as claimed in claim 1, wherein the rear side of the bottom welding component is free of installation fixing points, so that interference with a battery box component is avoided.
3. The heat-insulating protective cover structure for the post-treatment device of the national four tractor as claimed in claim 1, wherein the right-angle connecting seam is connected with the post-treatment mounting bracket from the inner side, and the bottom part of the bottom seam are fixed at the lower part through bolts.
4. The heat-insulating protective cover structure for the post-treatment device of the national four-tractor as claimed in claim 1, wherein the bottom of the bottom welding part is provided with a concave space for accommodating and installing electrical components, and the bottom of the concave space is provided with an access hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020892583.4U CN212289707U (en) | 2020-05-25 | 2020-05-25 | Heat-insulation protective cover structure of national four-tractor post-treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020892583.4U CN212289707U (en) | 2020-05-25 | 2020-05-25 | Heat-insulation protective cover structure of national four-tractor post-treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212289707U true CN212289707U (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020892583.4U Active CN212289707U (en) | 2020-05-25 | 2020-05-25 | Heat-insulation protective cover structure of national four-tractor post-treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212289707U (en) |
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2020
- 2020-05-25 CN CN202020892583.4U patent/CN212289707U/en active Active
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