CN216008658U - Heat insulation type internal combustion engine exhaust pipe - Google Patents
Heat insulation type internal combustion engine exhaust pipe Download PDFInfo
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- CN216008658U CN216008658U CN202122086427.6U CN202122086427U CN216008658U CN 216008658 U CN216008658 U CN 216008658U CN 202122086427 U CN202122086427 U CN 202122086427U CN 216008658 U CN216008658 U CN 216008658U
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Abstract
The utility model relates to a heat insulation type internal combustion engine exhaust pipe, which comprises a pipe body, wherein the outer wall of the pipe body is provided with two connecting pieces, the two connecting pieces are uniformly distributed on the outer wall of the pipe body at intervals, two heat insulation assemblies are arranged between the two connecting pieces, each heat insulation assembly is connected with the two connecting pieces together, the trends of the connecting pieces, the heat insulation assemblies and the pipe body are the same, and the outer side wall of the pipe body is surrounded and wrapped by the two connecting pieces and the two heat insulation assemblies together; the heat insulation assembly comprises a heat insulation shell and a heat insulation layer, the heat insulation shell is connected with the two connecting pieces, the heat insulation shell, the pipe body and the connecting pieces form a heat insulation cavity, and the heat insulation layer is filled in the heat insulation cavity. When the body discharges high-temperature gas, encircle the thermal-insulated subassembly outside the body and can slow down the speed of the outside transmission of heat in the body to avoid the part around the blast pipe to age with higher speed because of blast pipe high temperature, consequently the utility model discloses have the effect of the heat that reduces the blast pipe and give off, part around the protection blast pipe.
Description
Technical Field
The utility model relates to an internal-combustion engine accessory technical field, concretely relates to thermal-insulated type internal-combustion engine blast pipe.
Background
An internal combustion engine is a power machine, which is a heat engine that directly converts heat energy released by burning fuel inside the machine into power. The pipelines required by the internal combustion engine are mainly two types, namely an internal combustion engine air inlet pipe and an internal combustion engine exhaust pipe. The internal combustion engine air inlet pipe is a pipeline for introducing gas required by combustion of the internal combustion engine into the internal part of the internal combustion engine; the engine exhaust pipe is a pipe for exhausting high-temperature gas burned by the engine out of the machine.
High-temperature gas can emit a large amount of heat when passing through an exhaust pipe of the internal combustion engine, so that the ambient temperature of the internal combustion engine is higher, the aging of some rubber parts or plastic parts of the internal combustion engine close to the exhaust pipe is easily accelerated, and the frequency of part maintenance and replacement is increased.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To not enough among the prior art, the utility model provides a thermal-insulated type internal-combustion engine blast pipe to solve among the prior art internal-combustion engine blast pipe can give off a large amount of heats when exhausting and lead to the blast pipe spare part life-span problem of shortening around.
(II) technical scheme
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a thermal-insulated type internal-combustion engine blast pipe, includes the body, its characterized in that: the outer wall of the pipe body is provided with two connecting pieces, the two connecting pieces are uniformly distributed on the outer wall of the pipe body at intervals, two heat insulation assemblies are arranged between the two connecting pieces, each heat insulation assembly is connected with the two connecting pieces together, the trend of the connecting pieces, the trend of the heat insulation assemblies and the trend of the pipe body are the same, and the two connecting pieces and the two heat insulation assemblies wrap the outer side wall of the pipe body in a surrounding mode; the heat insulation assembly comprises a heat insulation shell and a heat insulation layer, the heat insulation shell is connected with the two connecting pieces, the heat insulation shell, the pipe body and the connecting pieces jointly form a heat insulation cavity, and the heat insulation layer is filled in the heat insulation cavity.
Further, a thermal-insulated type internal-combustion engine blast pipe, including the body, its characterized in that: the outer wall of the pipe body is provided with two connecting pieces, the two connecting pieces are uniformly distributed on the outer wall of the pipe body at intervals, two heat insulation assemblies are arranged between the two connecting pieces, each heat insulation assembly is connected with the two connecting pieces together, the trend of the connecting pieces, the trend of the heat insulation assemblies and the trend of the pipe body are the same, and the two connecting pieces and the two heat insulation assemblies wrap the outer side wall of the pipe body in a surrounding mode; the heat insulation assembly comprises a heat insulation shell and a heat insulation layer, the heat insulation shell is connected with the two connecting pieces, the heat insulation shell, the pipe body and the connecting pieces form a heat insulation cavity, and the heat insulation layer is filled in the heat insulation cavity.
Furthermore, coupling assembling includes connecting hole and connecting bolt, the connecting hole is the screw hole, the connecting hole sets up on the side of connecting piece and connecting strip laminating, connecting bolt runs through the connecting strip, connecting bolt's rod end screw is pegged graft in the connecting hole and is connected the connecting strip with the connecting piece fixedly.
Furthermore, the connecting piece is a connecting shell, the connecting hole is formed by the inner concave of the side wall of the connecting shell close to the connecting strip, a sealing cavity is formed by the connecting shell and the outer wall of the pipe body, and inert gas is filled in the sealing cavity.
Furthermore, the connecting bolts are respectively arranged at two ends of each connecting strip, and the connecting holes are the same in number and correspond to the connecting bolts in position one to one.
Furthermore, the connecting bolts are respectively arranged at two ends of each connecting strip, and the connecting holes are the same in number and correspond to the connecting bolts in position one to one.
(III) advantageous technical effects
To sum up, the utility model discloses a following beneficial technological effect:
1. in the utility model, because the connecting piece and the heat insulation component are arranged, the heat insulation component is connected with the connecting piece and is used together with the connecting piece to wrap the pipe body, when the exhaust pipe discharges high-temperature gas, the heat insulation layer in the heat insulation component can reduce the outward transmission of heat in the pipe body, thereby avoiding the outward emission of a large amount of heat by the pipe body, and avoiding the accelerated aging of parts around the exhaust pipe due to overhigh temperature of the exhaust pipe;
2. because the connecting piece is the connecting shell, the inert gas is filled in the sealing cavity between the connecting shell and the pipe body, and the inert gas can slow down the heat transfer rate, the connecting piece can cooperate with the heat insulation assembly to play a heat insulation role together, thereby improving the heat insulation effect of the exhaust pipe;
3. the blast pipe is inside taking place easily to block up after long-term the use, need change the blast pipe this moment, because thermal-insulated shell and connecting piece can dismantle through coupling assembling and be connected, thereby the user can dismantle on the thermal-insulated shell connecting piece on the blast pipe that gets off changing to with thermal-insulated shell and insulating layer recovery, supply reuse, both reduce the material extravagant, again can practice thrift the cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view showing an overall structure of an exhaust pipe of an internal combustion engine having a heat insulating property according to an embodiment;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is an exploded view of the structure of fig. 2.
Description of reference numerals:
in the figure, 1, a tube body; 2. a thermally insulating shell; 3. a thermal insulation layer; 4. a thermally insulating cavity; 5. a housing; 6. a connecting strip; 7. connecting holes; 8. a connecting bolt; 9. the connecting shell.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example (b):
referring to fig. 1-3, for the utility model discloses a heat-proof quality internal-combustion engine blast pipe, including body 1, body 1 is the L type, and body 1 outer wall is provided with two connecting pieces, and two connecting pieces interval evenly distribute on body 1 outer wall. Be provided with two thermal-insulated subassemblies between two connecting pieces, every thermal-insulated subassembly is connected with two connecting pieces jointly, and connecting piece, thermal-insulated subassembly are the same with the trend of body 1, and two connecting pieces encircle the parcel with body 1 lateral wall jointly with two thermal-insulated subassemblies. The heat insulation assembly comprises a heat insulation shell 2 and a heat insulation layer 3, the heat insulation shell 2 is connected with two connecting pieces, the heat insulation shell 2, the pipe body 1 and the connecting pieces jointly form a heat insulation cavity 4, and the heat insulation layer 3 is filled in the heat insulation cavity 4. In order to further improve the heat insulation effect of the heat insulation shell 2, the inner surface and the outer surface of the heat insulation shell 2 are provided with heat insulation coating layers (not shown in the figure).
Thermal-insulated shell 2 includes casing 5 and two connecting strips 6, and two connecting strips 6 are close to the both ends face connection of two connecting pieces with casing 5 respectively, and two connecting strips 6 are laminated with the side of two connecting pieces respectively, are provided with coupling assembling between connecting strip 6 and the connecting piece, and coupling assembling is used for realizing connecting strip 6 and connecting piece can dismantle and be connected.
The connecting assembly comprises a connecting hole 7 and a connecting bolt 8. Connecting hole 7 is the screw hole, and connecting hole 7 sets up on the side of connecting piece and the laminating of connecting strip 6, and connecting bolt 8 runs through connecting strip 6, and connecting bolt 8's rod end screw thread is pegged graft and is connected connecting strip 6 and connecting piece fixedly in connecting hole 7. In order to ensure that the heat insulation shell 2 is stably connected with the connecting piece, two ends of each connecting strip 6 are respectively provided with one connecting bolt 8, and the connecting holes 7 are the same as the connecting bolts 8 in number and are in one-to-one correspondence with the connecting bolts 8 in position. When all the connecting bolts 8 are rotatably removed from the connecting holes 7, the insulating shell 2 can be detached from the connecting piece, so that the insulating layer 3 can be removed.
The connecting piece is connecting shell 9, and connecting hole 7 is formed by connecting shell 9 and being close to the lateral wall indent of connecting strip 6, connects shell 9 and body 1 outer wall formation seal chamber, and the seal chamber intussuseption is filled with inert gas.
In conclusion, as the connecting piece and the heat insulation component are arranged, the heat insulation component is connected with the connecting piece and wraps the pipe body 1 together with the connecting piece, when the exhaust pipe discharges high-temperature gas, the heat insulation layer 3 in the heat insulation component can reduce the outward transmission of heat in the pipe body 1, so that the pipe body 1 is prevented from emitting a large amount of heat outwards, and parts around the exhaust pipe can be prevented from being aged more quickly due to overhigh temperature of the exhaust pipe;
because the connecting piece is for connecting shell 9, and the sealed intracavity between connecting shell 9 and body 1 is filled with inert gas, and inert gas can slow down thermal transfer rate, therefore the connecting piece can cooperate thermal-insulated subassembly to play thermal-insulated effect jointly to the improvement is to the thermal-insulated effect of blast pipe.
In addition, the blast pipe is inside to take place to block up after long-term use easily, needs to change the blast pipe this moment, because thermal-insulated shell 2 passes through coupling assembling to dismantle with the connecting piece and is connected, thereby the user can dismantle on the thermal-insulated shell 2 on the blast pipe that gets off changing the connecting piece to with thermal-insulated shell 2 and 3 retrieves of insulating layer, in order to supply reuse, both reduced the material waste, again can practice thrift the cost.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (6)
1. The utility model provides a thermal-insulated type internal-combustion engine blast pipe, includes body (1), its characterized in that: the outer wall of the pipe body (1) is provided with two connecting pieces, the two connecting pieces are uniformly distributed on the outer wall of the pipe body (1) at intervals, two heat insulation assemblies are arranged between the two connecting pieces, each heat insulation assembly is connected with the two connecting pieces together, the trend of the connecting pieces, the trend of the heat insulation assemblies and the trend of the pipe body (1) are the same, and the two connecting pieces and the two heat insulation assemblies wrap the outer side wall of the pipe body (1) in a surrounding mode; the heat insulation assembly comprises a heat insulation shell (2) and a heat insulation layer (3), the heat insulation shell (2) is connected with two connecting pieces, the heat insulation shell (2) and the pipe body (1) and the connecting pieces jointly form a heat insulation cavity (4), and the heat insulation layer (3) is filled in the heat insulation cavity (4).
2. An insulated internal combustion engine exhaust pipe according to claim 1, characterized in that: thermal-insulated shell (2) are including casing (5) and two connecting strip (6), two connecting strip (6) are connected, two with casing (5) both ends face that is close to two connecting pieces respectively connecting strip (6) are laminated with the side of two connecting pieces respectively, be provided with coupling assembling between connecting strip (6) and the connecting piece, coupling assembling is used for realizing connecting strip (6) and connecting piece can dismantle and be connected.
3. An insulated internal combustion engine exhaust pipe according to claim 2, characterized in that: the connecting assembly comprises a connecting hole (7) and a connecting bolt (8), the connecting hole (7) is a threaded hole, the connecting hole (7) is formed in the side face, attached to the connecting piece and the connecting strip (6), of the connecting bolt (8) penetrates through the connecting strip (6), and the rod end threads of the connecting bolt (8) are inserted into the connecting hole (7) to fixedly connect the connecting strip (6) with the connecting piece.
4. A heat insulating type exhaust pipe for an internal combustion engine according to claim 3, wherein: the connecting piece is connecting shell (9), connecting hole (7) are formed by connecting shell (9) and being close to the lateral wall indent of connecting strip (6), connecting shell (9) and body (1) outer wall form sealed chamber, the sealed intracavity is filled with inert gas.
5. An insulated internal combustion engine exhaust pipe according to claim 4, wherein: the connecting bolts (8) are respectively arranged at two ends of each connecting strip (6), and the connecting holes (7) are the same in number and are in one-to-one correspondence with the connecting bolts (8).
6. An insulated internal combustion engine exhaust pipe according to claim 2, characterized in that: and the inner surface and the outer surface of the heat insulation shell (2) are both provided with heat insulation coating layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122086427.6U CN216008658U (en) | 2021-08-31 | 2021-08-31 | Heat insulation type internal combustion engine exhaust pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122086427.6U CN216008658U (en) | 2021-08-31 | 2021-08-31 | Heat insulation type internal combustion engine exhaust pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216008658U true CN216008658U (en) | 2022-03-11 |
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ID=80532243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122086427.6U Active CN216008658U (en) | 2021-08-31 | 2021-08-31 | Heat insulation type internal combustion engine exhaust pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216008658U (en) |
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2021
- 2021-08-31 CN CN202122086427.6U patent/CN216008658U/en active Active
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