CN218235234U - Post-treatment equipment and agricultural machine - Google Patents
Post-treatment equipment and agricultural machine Download PDFInfo
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- CN218235234U CN218235234U CN202222659956.5U CN202222659956U CN218235234U CN 218235234 U CN218235234 U CN 218235234U CN 202222659956 U CN202222659956 U CN 202222659956U CN 218235234 U CN218235234 U CN 218235234U
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- aftertreatment
- gas pipeline
- pipe
- mounting hole
- heat insulation
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Abstract
The utility model relates to an after-treatment equipment and agricultural machine relates to thermal-insulated structure field, after-treatment equipment, including gas pipeline and guard shield, the guard shield has the mounting hole, and gas pipeline wears in the mounting hole, still includes the heat insulating pipe, and the heat insulating pipe box is in gas pipeline's the outside, and its one end inwards contract and gas pipeline fixed connection. Agricultural machines include after-treatment equipment. The utility model has the advantages that: the heat insulation pipe can well protect the gas pipeline. So as to reduce the contact between the high-temperature gas pipeline and the inflammable matters, thereby greatly reducing the risk of fire caused by high temperature at the gas pipeline of the post-processing equipment.
Description
Technical Field
The utility model relates to a thermal-insulated structure field of aftertreatment gas pipeline, concretely relates to post processing equipment and agricultural machinery.
Background
When the harvesting machine is used for harvesting, the environment is severe. The weeds, straws and chaffs near the harvesting machine are many. These weeds, straws and the like easily adhere to the periphery of the engine, particularly to the inlet and outlet of the post-treatment of the engine. Once the impurities are attached to the air inlet and the air outlet of the high-temperature post-treatment, the impurities are easy to carbonize at high temperature, and the combustion of the impurities is caused. If the burning sundries fall on the whole vehicle or crops, a larger fire disaster is caused, and immeasurable loss is caused.
The existing scheme of protection post-treatment is that a layer of protective cover wraps the outside of post-treatment, but the protective cover does not strictly protect the post-treatment air inlet pipeline and the air outlet pipeline, and particularly the part of the protective cover combined with the air inlet pipeline and the air outlet pipeline cannot be protected in place. The shield is often in direct contact with the high-temperature air inlet pipeline and the high-temperature air outlet pipeline at the part, and the shield is locally high in temperature. The part is just the part where inflammable matters such as weeds, straws and the like are easy to accumulate. Local high temperatures are not allowed. And the guard shield need leave the space with high temperature inlet line and outlet duct not direct contact, and this space can lead to inflammable substance to get into the aftertreatment from the space inside to contact the inside high temperature part of aftertreatment, have the hidden danger equally. Therefore, the existing scheme can not carry out effective heat insulation protection on the high-temperature post-treatment air inlet pipeline and the high-temperature air outlet pipeline, and still has the risk that the inflammable contacts the high-temperature post-treatment air inlet pipeline and the high-temperature air outlet pipeline to cause fire.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is how to carry out thermal-insulated protection to aftertreatment equipment admission line and pipeline of giving vent to anger.
The utility model provides an above-mentioned technical problem's technical scheme as follows: the post-treatment equipment comprises a gas pipeline and a protective cover, wherein the protective cover is provided with a mounting hole, the gas pipeline penetrates through the mounting hole, the post-treatment equipment further comprises a heat insulation pipe, the heat insulation pipe is sleeved on the outer side of the gas pipeline, and one end of the heat insulation pipe is inwards contracted and fixedly connected with the gas pipeline.
The utility model has the advantages that: the gas pipeline is a high-temperature component, the heat insulation pipe is a forming pipe, and a section of cavity is formed between the gas pipeline and the heat insulation pipe so as to reduce heat conduction from the gas pipeline to the heat insulation pipe. One end of the heat insulation pipe is provided with a section of inner diameter which is reduced, the inner diameter of the section of heat insulation pipe is tightly matched with the outer diameter of the gas pipeline and is firmly connected with the gas pipeline, and the fixed installation of the heat insulation pipe is realized. Because the heat insulation pipe is connected with the gas pipeline only in a narrow section, the heat of the gas pipeline cannot be greatly transferred to the heat insulation pipe, and the temperature of the heat insulation pipe is low. The heat insulation pipe can well protect the gas pipeline. So as to reduce the contact between the high-temperature gas pipeline and the inflammable matters, thereby greatly reducing the risk of fire caused by high temperature at the gas pipeline of the post-processing equipment.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the gas pipe includes a first heat insulating material layer filled between the heat insulating pipe and the gas duct.
The beneficial effect of adopting the further scheme is that: the first insulating material layer can reduce the heat radiated from the gas pipeline to the insulating pipe. Further reducing the temperature of the surface of the insulated pipe.
The heat insulation pipe further comprises a second heat insulation material layer, wherein the second heat insulation material layer wraps the outer side of the heat insulation pipe and penetrates through the mounting hole.
The beneficial effect of adopting the further scheme is that: the second heat insulation material layer insulates the heat insulation pipe from the mounting hole, and heat is prevented from being transferred to the protective cover. And the second heat insulation material layer can also fill the gap between the heat insulation pipe and the mounting hole, so that inflammable matters are prevented from entering the shield.
Further, the length d2 of the second heat insulation material layer extending out of the mounting hole is at least 10mm.
Further, the edge of the mounting hole extends in the axial direction of the heat insulation pipe and forms an extension section.
The beneficial effect of adopting the above further scheme is: the extension section can be better with the cooperation of thermal-insulated pipe, prevent that debris from getting into the guard shield.
Further, the length d1 of the extension is at least 10mm.
Further, the gas pipeline is an air inlet pipeline or an air outlet pipeline.
Further, the gas pipeline device comprises a post-processing shell, wherein the post-processing shell is provided with a pipeline interface, and one end of the gas pipeline is fixed in the pipeline interface.
Further, still include the casing heat exchanger that separates, the casing separate the both ends of heat exchanger respectively with aftertreatment casing fixed connection, the casing separate the heat exchanger the middle part with form the heat insulating chamber of casing between the aftertreatment casing, the other pot head of thermal-insulated pipe is in the casing separates the heat exchanger outside, and follows the casing separates the heat exchanger extension.
The beneficial effect of adopting the above further scheme is: the heat insulation cavity of the shell prevents heat of the aftertreatment shell from being radiated outwards. The other end of the heat insulation pipe is matched with the appearance structure of the shell heat insulation cover, the installation is convenient, and the first heat insulation material layer can be prevented from being separated.
The utility model also provides an agricultural machine, include aftertreatment equipment.
Drawings
FIG. 1 is a structural diagram of the post-processing apparatus of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view of the aftertreatment apparatus A-A of FIG. 1;
FIG. 3 is an enlarged view of a portion of a gas conduit without a second layer of insulating material;
fig. 4 is an enlarged view of a portion of a gas conduit provided with a second layer of insulating material.
In the drawings, the reference numbers indicate the following list of parts:
1. a gas conduit; 2. a first layer of thermal insulation material; 3. a heat insulation pipe; 4. a shield; 5. a second layer of thermal insulation material; 6. post-processing the shell; 7. the housing is a heat shield.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 4, the present embodiment provides an aftertreatment device, which includes a gas duct 1, a shield 4, the shield 4 having a mounting hole, the gas duct 1 penetrating through the mounting hole, and a heat insulation pipe 3, the heat insulation pipe 3 being sleeved outside the gas duct 1, and one end of the heat insulation pipe being inwardly contracted and fixedly connected to the gas duct 1.
The gas duct 1 is a high-temperature member, the heat insulating pipe 3 is a molded pipe, and a cavity is formed between the gas duct 1 and the heat insulating pipe 3 to reduce heat transfer from the gas duct 1 to the heat insulating pipe 3. One end of the heat insulation pipe 3 has a section of inner diameter which is reduced, the inner diameter of the heat insulation pipe 3 is tightly matched with the outer diameter of the gas pipeline 1 and is firmly connected with the gas pipeline 1, and the heat insulation pipe 3 is fixedly installed. Since the heat-insulating pipe 3 is connected to the gas duct 1 only at a narrow portion, the heat of the gas duct 1 cannot be transmitted to the heat-insulating pipe 3 in a large amount, and the temperature of the heat-insulating pipe 3 is low. The heat insulating pipe 3 can well protect the gas duct 1. So as to reduce the contact between the high-temperature gas pipeline 1 and inflammable matters, thereby greatly reducing the risk of fire caused by high temperature at the gas pipeline 1 of the post-processing equipment.
The heat insulating pipe 3 may be formed as an integrally formed tubular shape, or may be formed by sequentially welding a plurality of tubular structures.
In any of the above embodiments, the present invention further includes a first thermal insulation material layer 2, and the first thermal insulation material layer 2 is filled between the thermal insulation tube 3 and the gas duct 1.
The first insulating material layer 2 can reduce the amount of heat radiated from the gas piping 1 to the insulating pipe 3. Further reducing the temperature of the surface of the insulating tube 3.
The first thermal insulation material layer 2 may be thermal insulation cotton or other materials capable of achieving a thermal insulation function.
On the basis of any scheme, as shown in fig. 4, the heat insulation pipe further comprises a second heat insulation material layer 5, and the second heat insulation material layer 5 wraps the outer side of the heat insulation pipe 3 and penetrates through the mounting hole.
The second thermal insulation material layer 5 insulates the thermal insulation pipe 3 from the mounting hole, and prevents heat from being transferred to the shield 4. And the second heat insulation material layer 5 can also fill the gap between the heat insulation pipe 3 and the mounting hole, so that inflammable matters are prevented from entering the shield 4.
The second thermal insulation material layer 5 may be thermal insulation cotton or other materials capable of achieving a thermal insulation function.
Preferably, the length d2 of the second thermal insulation material layer 5 extending out of the mounting hole is at least 10mm.
On the basis of any of the above solutions, as shown in fig. 3, the edge of the installation hole extends along the axial direction of the heat insulation pipe 3 and forms an extension section. The extension section can be better matched with the heat insulation pipe 3, and impurities are prevented from entering the shield 4.
Preferably, the length d1 of the extension is at least 10mm.
On the basis of any scheme, the gas pipeline 1 is an air inlet pipeline or an air outlet pipeline.
The air inlet pipeline or the air outlet pipeline of the post-treatment equipment can adopt the heat insulation protection structure comprising the heat insulation pipe 3 and the like. The thermally insulated protective structures of the inlet duct and the outlet duct may be the same or different.
On the basis of any one of the above schemes, the gas pipeline device further comprises an aftertreatment shell 6, wherein the aftertreatment shell 6 is provided with a pipeline interface, and one end of the gas pipeline 1 is fixed in the pipeline interface.
In particular, the edge of the pipe interface extends axially along the gas pipe 1.
On the basis of any scheme, still include the casing and separate heat exchanger 7, the casing separate heat exchanger 7 the both ends respectively with aftertreatment casing 6 fixed connection, the casing separate heat exchanger 7 the middle part with form the thermal-insulated chamber of casing between the aftertreatment casing 6, the other pot head of thermal-insulated pipe 3 is in the casing separates heat exchanger 7 the outside, and follows the casing separates heat exchanger 7 and extends.
The housing insulation chamber prevents heat of the aftertreatment housing 6 from being radiated outward. The other end of the heat insulation pipe 3 is matched with the appearance structure of the shell heat insulation cover 7, the installation is convenient, and the first heat insulation material layer 2 can be prevented from being separated.
The utility model also provides an agricultural machine, include aftertreatment equipment.
The agricultural machine may be a harvester, tractor or planter or the like.
In the description of the present invention, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or as implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The utility model provides an after-treatment equipment, includes gas pipeline (1) and guard shield (4), guard shield (4) have the mounting hole, gas pipeline (1) wear in the mounting hole, its characterized in that still includes thermal-insulated pipe (3), thermal-insulated pipe (3) cover in the outside of gas pipeline (1), and its one end inwards contract and with gas pipeline (1) fixed connection.
2. An aftertreatment apparatus according to claim 1, further comprising a first layer of insulation material (2), the first layer of insulation material (2) being filled between the insulating tube (3) and the gas duct (1).
3. An aftertreatment apparatus according to claim 1 further comprising a second layer of insulation material (5), the second layer of insulation material (5) wrapping around the outside of the insulating tube (3) and passing through the mounting hole.
4. An aftertreatment device according to claim 3, characterized in that the length d2 of the second layer (5) of insulating material extending beyond the mounting hole is at least 10mm.
5. An aftertreatment apparatus according to any one of claims 1 to 4, wherein the edges of the mounting hole extend in the axial direction of the insulating tube (3) and form an extension.
6. An aftertreatment apparatus according to claim 5, wherein the length d1 of the extension is at least 10mm.
7. An aftertreatment apparatus according to any one of claims 1-4, wherein the gas duct (1) is an inlet duct or an outlet duct.
8. An aftertreatment apparatus according to any one of claims 1 to 4, further comprising an aftertreatment housing (6), the aftertreatment housing (6) having a pipe interface into which one end of the gas pipe (1) is secured.
9. The aftertreatment device according to claim 8, further comprising a casing heat shield (7), wherein two ends of the casing heat shield (7) are respectively and fixedly connected with the aftertreatment casing (6), a casing heat insulation cavity is formed between the middle of the casing heat shield (7) and the aftertreatment casing (6), and the other end of the heat insulation pipe (3) is sleeved outside the casing heat shield (7) and extends along the casing heat shield (7).
10. An agricultural machine, characterized by comprising an aftertreatment device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222659956.5U CN218235234U (en) | 2022-10-10 | 2022-10-10 | Post-treatment equipment and agricultural machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222659956.5U CN218235234U (en) | 2022-10-10 | 2022-10-10 | Post-treatment equipment and agricultural machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218235234U true CN218235234U (en) | 2023-01-06 |
Family
ID=84667735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222659956.5U Active CN218235234U (en) | 2022-10-10 | 2022-10-10 | Post-treatment equipment and agricultural machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218235234U (en) |
-
2022
- 2022-10-10 CN CN202222659956.5U patent/CN218235234U/en active Active
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