Vehicle-mounted heat dissipation cover

Abstract

The utility model discloses a vehicle-mounted heat dissipation cover which comprises an inner cover shell, a heat insulation shell and a protective outer shell, and a heat dissipation assembly is arranged on the outer side of the inner cover shell. The heat dissipation assembly comprises heat dissipation fins, heat dissipation guide pipes are arranged on the heat dissipation fins, and ventilation grooves are formed in the middle ends of the heat dissipation guide pipes. Heat on the exhaust pipe is absorbed through the inner housing and transmitted to the heat dissipation fins and the heat dissipation guide pipes, the heat insulation effect on the outer side is achieved through the heat insulation shell, the heat dissipation effect is good, and the heat dissipation effect is good. External heat is effectively prevented from entering the interior, the fan is started to blow air to the ventilation openings, so that the air is fed into the heat insulation shell, the air enters the ventilation grooves and is blown out from the two ends of the heat dissipation guide pipe, the heat in the heat dissipation guide pipe can be taken out through blowing, and the situation that the heat is collected in the interior and cannot be discharged is avoided; and a filter screen is used for blocking, so that dust and impurities on the outer side are effectively prevented from entering the heat dissipation guide pipe and the air bellow.

Description

TECHNICAL FIELD

[0001] The utility model relates to vehicle-mounted heat dissipation cover technical field, specifically a vehicle-mounted heat dissipation cover. BACKGROUND

[0002] The vehicle-mounted exhaust pipe heat dissipation cover is a protective device installed on the periphery of the automobile exhaust pipe, and is usually made of high-temperature-resistant stainless steel, aluminum alloy or other metal materials.

[0003] The existing Chinese patent with the patent number CN221879533U and the name of exhaust pipe heat dissipation and heat insulation cover clearly records in the abstract that "the utility model discloses an exhaust pipe heat dissipation and heat insulation cover, which belongs to the technical field of heat insulation covers and comprises a heat insulation cover main body, wherein the heat insulation cover main body comprises a cylinder body and two end covers, the cylinder body is internally provided with a heat insulation cotton layer and a vacuum layer, a plurality of heat conduction pipes are installed on one side of the heat insulation cover main body close to the exhaust pipe, both ends of the heat conduction pipes are provided with heat dissipation plates, a plurality of sliding grooves are arranged at the position close to the exhaust pipe of the end cover, a limiting baffle is arranged on the inner wall of the end cover, a plurality of openings are arranged on the limiting baffle, sliding blocks are arranged at both ends of the heat conduction pipes, one end of the sliding block close to the heat dissipation plate abuts against the inner wall of the end cover, the lower end surface of the sliding block can abut against the limiting baffle, and two guide plates are arranged on the two sides of the sliding groove respectively, the guide plates are fixed on the inner wall of the end cover, the utility model can heat insulate the exhaust pipe and can also discharge the heat in the exhaust pipe, thereby prolonging the service life of the exhaust pipe".

[0004] However, in the above-mentioned technology, due to the arrangement of the heat insulation cotton layer on the outer side, and the natural heat dissipation through the heat dissipation plates on both sides during heat dissipation, when the internal structure absorbs the heat of the exhaust pipe, the heat in the internal structure cannot be quickly discharged, thereby affecting the service life. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a vehicle-mounted heat dissipation cover to solve the problem of quickly discharging the heat in the internal structure in the above-mentioned background technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme.

[0007] A vehicle-mounted heat dissipation cover, which comprises an inner cover shell, a heat insulation shell and a protective shell, and a heat dissipation assembly is arranged on the outer side of the inner cover shell.

[0008] The heat dissipation assembly comprises heat dissipation fins, heat dissipation pipes are arranged on the heat dissipation fins, and ventilation grooves are formed in the heat dissipation pipes.

[0009] In a preferred embodiment of the utility model, the inner wall of the heat insulation shell is in contact with the heat dissipation fins, the outer wall of the heat insulation shell is in contact with the inner wall of the protective shell, and the inner cover shell, the heat insulation shell and the protective shell are fixedly connected on one side.

[0010] In a preferred embodiment of the utility model, the inner cover, the radiating fin and the radiating pipe adopt copper heat-conducting material, and the heat-insulating shell adopts ceramic fiber material.

[0011] In a preferred embodiment of the utility model, mounting plates are arranged on the upper and lower sides of the inner cover, and mounting openings are arranged on the mounting plates.

[0012] In a preferred embodiment of the utility model, a ventilation opening is arranged at the middle end of the heat-insulating shell, and through holes are arranged at the two ends of the heat-insulating shell and the protective shell.

[0013] In a preferred embodiment of the utility model, the radiating pipe passes through the through holes at the two ends, and first filter screens are arranged on the inner sides of the two ends of the radiating pipe.

[0014] In a preferred embodiment of the utility model, a bellows is arranged at the middle end of the outer side of the ventilation groove, a fan is arranged inside the bellows, a second filter screen is arranged on the outer side of the bellows, and the fan blows air towards the ventilation opening.

[0015] The additional aspects and advantages of the utility model will be partially given in the following description, partially will become obvious from the following description, or will be understood through the practice of the utility model.

[0016] Beneficial effects: the inner cover absorbs heat on the exhaust pipe and transmits the heat to the radiating fin and the radiating pipe, the heat-insulating shell has a heat-insulating effect on the outer side, effectively avoiding the entry of external heat into the interior, the fan is started to blow air at the ventilation opening, so that the air is sent into the heat-insulating shell, at this time, the air enters the ventilation groove and is blown out at the two ends of the radiating pipe, that is, the heat in the radiating pipe is taken out by blowing air, avoiding the accumulation of heat in the interior and the difficulty in discharge, so that the effect of rapid heat dissipation is achieved, and the filter screens block the dust and impurities on the outer side from entering the radiating pipe and the bellows.

[0017] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, and the content of the specification can be implemented, the following will be described in detail with the preferred embodiment of the utility model and the accompanying drawings. The specific embodiment of the utility model is given in detail by the following examples and their accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0018] The above and / or additional aspects and advantages of the utility model will become apparent and will be readily understood from the following description, including the accompanying drawings, in which:

[0019] Figure 1 It is a schematic view of the main body structure of a vehicle-mounted heat dissipation cover;

[0020] Figure 2 It is a schematic view of explosion structure in a vehicle-mounted heat dissipation cover;

[0021] Figure 3 It is a schematic view of inner cover structure in a vehicle-mounted heat dissipation cover;

[0022] Figure 4 It is a schematic view of cross section structure of middle end position of heat insulation shell and protective shell in a vehicle-mounted heat dissipation cover.

[0023] In the figure: 1, inner cover; 11, heat dissipation fin; 12, heat dissipation pipe; 13, ventilation groove; 14, first filter screen; 2, heat insulation shell; 21, ventilation opening; 22, mounting plate; 23, mounting opening; 3, protective shell; 31, air bellow; 32, fan; 33, second filter screen; 34, through opening. DETAILED DESCRIPTION

[0024] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0025] Please refer to Figures 1-4 The present application discloses a vehicle-mounted heat dissipation cover, which comprises an inner cover 1, a heat insulation shell 2 and a protective shell 3. The inner cover 1, the heat insulation shell 2 and the protective shell 3 on one side are fixedly connected, namely, they are designed as an integrated type and are collectively referred to as a heat dissipation cover. The shape of the heat dissipation cover is designed according to the size and shape of the exhaust pipe. The inner cover 1 is provided with mounting plates 22 on the upper and lower sides, and the mounting plates 22 are provided with mounting openings 23. The heat dissipation cover on both sides is mounted outside the exhaust pipe, the mounting openings 23 on both sides are butted against each other, and the heat dissipation cover on both sides is tightened by bolts and nuts, so that it can be fixed on the exhaust pipe. The protective shell 3 can be made of high-strength alloy or other materials to protect the internal structure.

[0026] The inner cover 1 is provided with a heat dissipation assembly outside. The heat dissipation assembly comprises heat dissipation fins 11, and the heat dissipation fins 11 are provided with heat dissipation pipes 12. The inner cover 1, the heat dissipation fins 11 and the heat dissipation pipes 12 are made of copper heat-conducting material. When the exhaust pipe is used, heat will be generated. The heat on the exhaust pipe is absorbed by the inner cover 1 and is transmitted to the heat dissipation fins 11 and the heat dissipation pipes 12. The heat insulation shell 2 is made of ceramic fiber material. The inner wall of the heat insulation shell 2 is in contact with the heat dissipation fins 11, and the outer wall of the heat insulation shell 2 is in contact with the inner wall of the protective shell 3. The heat insulation shell 2 plays a heat insulation effect outside, effectively preventing external heat from entering the inside.

[0027] The ventilation groove 13 is arranged at the middle end of the heat dissipation pipe 12, the ventilation opening 21 is arranged at the middle end of the heat insulation shell 2, the ventilation opening 21 penetrates the heat insulation shell 2, the through hole 34 is arranged at the two ends of the heat insulation shell 2 and the protective shell 3, the heat dissipation pipe 12 penetrates the through hole 34, that is, the heat dissipation pipe 12 extends to the outside, the air bellow 31 is arranged at the middle end of the outside of the ventilation groove 13, the fan 32 is arranged in the air bellow 31, the fan 32 blows air to the ventilation opening 21, air is sent into the heat insulation shell 2 by starting the fan 32 to blow air at the ventilation opening 21, at this time, the air enters the ventilation groove 13 and is blown out at the two ends of the heat dissipation pipe 12, that is, the heat in the heat dissipation pipe 12 is taken out by blowing air, so that the heat cannot be accumulated in the inside and cannot be discharged, thereby the effect of rapid heat dissipation is achieved, the first filter screen 14 is arranged at the inside of the two ends of the heat dissipation pipe 12, the second filter screen 33 is arranged at the outside of the air bellow 31, the first filter screen 14 and the second filter screen 33 are all dustproof filter screens, dust and impurities outside are effectively prevented from entering the heat dissipation pipe 12 and the air bellow 31 by the filter screens.

[0028] The working principle of the utility model is: the heat dissipation cover on the two sides is installed outside the exhaust pipe, the installation openings 23 on the two sides are mutually butted, the heat dissipation cover on the two sides is tightened by bolt and nut, and is fixed on the exhaust pipe, when the exhaust pipe is used, heat is generated, the heat on the exhaust pipe is absorbed by the inner cover shell 1, and is transmitted to the heat dissipation fin 11 and the heat dissipation pipe 12, the heat insulation shell 2 plays a heat insulation effect outside, effectively prevents the heat outside from entering the inside, air is sent into the heat insulation shell 2 by starting the fan 32 to blow air at the ventilation opening 21, at this time, the air enters the ventilation groove 13 and is blown out at the two ends of the heat dissipation pipe 12, that is, the heat in the heat dissipation pipe 12 is taken out by blowing air, so that the heat cannot be accumulated in the inside and cannot be discharged, thereby the effect of rapid heat dissipation is achieved, dust and impurities outside are effectively prevented from entering the heat dissipation pipe 12 and the air bellow 31 by the filter screens.

[0029] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the utility model, the scope of the utility model is defined by the claims and its equivalents.

Claims

1. A vehicle-mounted heat sink, characterized by: Including inner cover (1), heat insulation shell (2), protective shell (3), the outer side of inner cover (1) is provided with heat dissipation assembly; The heat dissipation assembly includes a heat sink (11), the heat sink (11) is provided with a heat dissipation pipe (12), and the heat dissipation pipe (12) is provided with a ventilation slot (13) in the middle end position.

2. The vehicle-mounted heat sink of claim 1, wherein, The inner wall of the heat insulation shell (2) is in contact with the heat sink (11), the outer wall of the heat insulation shell (2) is in contact with the inner wall of the protective shell (3), and one side of the inner cover (1), the heat insulation shell (2) and the protective shell (3) are fixedly connected.

3. The vehicle-mounted heat sink of claim 1, wherein, The inner cover (1), the heat sink (11) and the heat dissipation pipe (12) are made of copper heat-conducting material, and the heat insulation shell (2) is made of ceramic fiber material.

4. The vehicle heat shield of claim 1, wherein, The inner cover (1) is provided with mounting plates (22) on the upper and lower sides, and the mounting plates (22) are provided with mounting openings (23).

5. The vehicle heat shield of claim 1, wherein, The heat insulation shell (2) is provided with a ventilation opening (21) in the middle end position, and the heat insulation shell (2) and the protective shell (3) are provided with through holes (34) at both ends.

6. The vehicle-mounted heat sink of claim 5, wherein, The heat dissipation pipe (12) passes through the through hole (34) at both ends, and the heat dissipation pipe (12) is provided with a first filter screen (14) on the inner side at both ends.

7. The vehicle heat shield of claim 5, wherein: The ventilation slot (13) is provided with a wind box (31) at the middle end position on the outer side, the wind box (31) is provided with a fan (32) inside, the wind box (31) is provided with a second filter screen (33) on the outer side, and the fan (32) blows towards the ventilation opening (21).

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