CN219795383U - Supercharger heat shield, engine assembly and vehicle - Google Patents

Abstract

The utility model discloses a supercharger heat shield, an engine assembly and a vehicle, wherein the supercharger heat shield comprises: the first cover body and the second cover body, the first cover body with the second cover body is at first direction interconnect, just the first cover body with the second cover body is the arc structure, the first cover body set up in the booster outside and with booster fixed connection, the second cover body set up in the outside of catalyst converter heat exchanger and with catalyst converter heat exchanger fixed connection. According to the supercharger heat shield provided by the embodiment of the utility model, the supercharger is protected from radiating outwards by the first shield body, the connection part of the supercharger and the catalyst is protected by the second shield body, and the connection part is covered on the catalyst heat shield, so that two layers of protection of the catalyst are formed, the influence of heat radiation on peripheral parts is prevented, the radiation temperature is reduced, and the heat insulation effect is obvious.

Description

Supercharger heat shield, engine assembly and vehicle

Technical Field

The utility model relates to the technical field of vehicle engines, in particular to a supercharger heat shield, an engine assembly and a vehicle.

Background

The cabin of the car is compact in arrangement, gaps between parts and a heat source are small, such as a steering column sealing rubber ring, a heat dissipation rubber pipe, an electric appliance sensor wire harness and other parts are subjected to heat radiation, the problem that the cabin is damaged due to over-temperature burning easily occurs, heat of the cabin of the traditional car is mainly derived from an engine and exhaust gas of the engine, a supercharger of a supercharger type and a catalyst connected with the supercharger are heat damage key parts, and a heat shield of the supercharger and a heat shield of the catalyst are generally designed to wrap the supercharger and the catalyst, so that heat damage risks are reduced.

In the related art, the booster and the catalyst are connected by using a clamp, and on the basis of independent protection of the booster and the catalyst, a certain exposed area exists, so that parts in the range of the booster and exhaust radiation in the engine room are easily affected by high temperature, and the problems of damage caused by heat damage generated by exceeding the temperature-resistant limit value of the supercharger and the catalyst cannot work and the like are solved.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the heat shield for the supercharger, the first shield body protects the supercharger from radiating outwards, the second shield body protects the connection part of the supercharger and the catalyst and covers the heat shield for the catalyst, so that two layers of protection of the catalyst are formed, the heat radiation is prevented from affecting peripheral parts, the radiation temperature is reduced, and the heat shield has obvious heat insulation effect.

The utility model also provides an engine assembly.

The utility model further proposes a vehicle.

According to an embodiment of the first aspect of the utility model, a supercharger heat shield comprises: the first cover body and the second cover body, the first cover body with the second cover body is at first direction interconnect, just the first cover body with the second cover body is the arc structure, the first cover body set up in the booster outside and with booster fixed connection, the second cover body set up in the outside of catalyst converter heat exchanger and with catalyst converter heat exchanger fixed connection.

According to the supercharger heat shield provided by the embodiment of the utility model, the supercharger is protected from radiating outwards by the first shield body, the connection part of the supercharger and the catalyst is protected by the second shield body, and the connection part is covered on the catalyst heat shield, so that two layers of protection of the catalyst are formed, the influence of heat radiation on peripheral parts is prevented, the radiation temperature is reduced, and the heat insulation effect is obvious.

According to some embodiments of the utility model, the first cover is provided with first mounting holes on two sides in the second direction, and the first mounting holes are used for fixedly connecting with the supercharger.

According to some embodiments of the utility model, a second mounting hole is provided on the second cover body, and the second mounting hole is used for being fixedly connected with the catalytic converter heat shield.

According to some embodiments of the utility model, the supercharger heat shield further comprises: the connecting cover body is connected between the first cover body and the second cover body.

According to some embodiments of the utility model, a notch is provided at the junction of the first cover and the connecting cover, the notch being used for placing a front oxygen sensor.

According to some embodiments of the utility model, the first and/or second cover and/or the connection cover are provided with a stiffener extending in the first and/or second direction.

According to some embodiments of the utility model, an outer edge portion is arranged at the edge of the supercharger heat shield, and a plurality of third mounting holes are arranged on the outer edge portion and are used for being fixedly connected with a cylinder cover.

According to some embodiments of the utility model, the supercharger heat shield comprises: the middle layer is arranged between the two structural layers in a clamping mode, the structural layers are aluminum-plated steel plate layers, and the middle layer is a glass fiber layer.

An engine assembly according to an embodiment of the second aspect of the present utility model includes: a supercharger; a catalyst heat shield; the supercharger heat shield is connected with the supercharger and the catalyst heat shield respectively.

According to an embodiment of the third aspect of the present utility model, a vehicle includes: the engine assembly.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic illustration of one orientation of a supercharger heat shield in accordance with an embodiment of the present utility model;

FIG. 2 is a schematic view of another orientation of a supercharger heat shield in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic view of a supercharger heat shield in yet another orientation according to an embodiment of the present utility model;

fig. 4 is a schematic view of a supercharger heat shield in yet another orientation according to an embodiment of the present utility model.

Fig. 5 is a cross-sectional view of a supercharger heat shield in accordance with an embodiment of the present utility model.

Reference numerals:

100. a supercharger heat shield;

10. a first cover; 11. A first mounting hole;

20. a second cover; 21. A second mounting hole;

30. the cover body is connected;

40. an outer edge portion; 41. a third mounting hole;

50. a notch;

60. reinforcing ribs;

70. an intermediate layer;

80. an outer structural layer;

90. an inner structural layer.

Detailed Description

Embodiments of the present utility model will be described in detail below, by way of example with reference to the accompanying drawings.

The following describes a supercharger heat shield 100 according to an embodiment of the present utility model with reference to fig. 1 to 5, and the present utility model also proposes an engine assembly having the above-described supercharger heat shield 100, and a vehicle having the above-described engine assembly.

As shown in connection with fig. 1 and 2, the supercharger heat shield 100 includes: the first cover body 10 and the second cover body 20, the first cover body 10 and the second cover body 20 are connected with each other in the first direction and are arc-shaped structures, the first cover body 10 is arranged on the outer side of the supercharger, the first cover body 10 is fixedly connected with the supercharger, the second cover body 20 is arranged on the outer side of the catalytic converter heat shield, and the second cover body 20 is fixedly connected with the catalytic converter heat shield. Wherein, the arc-shaped first cover body 10 and the arc-shaped second cover body 20 can be matched with the supercharger and the catalytic converter heat shield, so that the arrangement of the supercharger heat shield 100 can be facilitated.

Specifically, one end of the supercharger heat shield 100 facing away from the catalyst is fixedly connected with the supercharger, and the other side of the supercharger heat shield 100 is fixedly connected with the catalyst heat shield. The heat shield 100 for the supercharger comprises a first shield body 10 and a second shield body 20, wherein the first shield body 10 and the second shield body 20 are connected with each other in a first direction, namely the connection direction of the supercharger and the catalyst, the first shield body 10 is positioned at the outer side of the supercharger, the first shield body 10 is of an arc-shaped structure and is attached to the structural design of the supercharger, the first shield body 10 is fixedly connected with the supercharger, and the first shield body 10 is arranged at the outer side of the supercharger to provide protection for the supercharger and prevent the supercharger from radiating outwards; the second cover body 20 is located the outside of catalyst converter heat exchanger, and the second cover body 20 is arc structure, with the appearance looks adaptation of partial catalyst converter heat exchanger, the second cover body 20 and catalyst converter heat exchanger fixed connection, the second cover body 20 cover is established in the outside of partial catalyst converter heat exchanger, and main protection booster and catalyst converter junction portion to can cover on the catalyst converter heat exchanger, form the second floor thermal-insulated on the catalyst converter.

The original coverage area of the first cover body 10 and the second cover body 20 is increased, on the basis that the first cover body 10 protects the supercharger, the second cover body 20 is connected with an existing catalyst heat insulation cover to form two-layer protection, protection is effectively increased on the exposed position of the supercharger after being connected with the catalyst, heat radiation is prevented from affecting peripheral parts, radiation temperature is reduced, and the heat insulation effect is obvious.

Therefore, the first cover body 10 protects the supercharger from radiating outwards, the second cover body 20 protects the connection part of the supercharger and the catalyst, and covers the heat shield of the catalyst, so that two layers of protection of the catalyst are formed, heat radiation is prevented from affecting peripheral parts, radiation temperature is reduced, and the heat insulation effect is obvious.

As shown in fig. 3 and 4, the first cover 10 is provided with first mounting holes 11 at both sides in the second direction, the first mounting holes 11 being for fixed connection with the supercharger. Specifically, the first cover body 10 is provided with a first mounting hole 11, the first mounting hole 11 is located at two sides of the first cover body 10 in the second direction, the supercharger is provided with a first mounting portion, and the first mounting portion is matched with the first mounting hole 11, so that the first cover body 10 is fixedly connected with the supercharger, namely, the heat shield 100 of the supercharger is fixedly connected with the supercharger, and the pre-mounting of the heat shield 100 of the supercharger is realized. The first cover body 10 is covered on the outer side of the supercharger to provide protection for the supercharger, protects the supercharger from radiating outwards, prevents heat radiation from affecting peripheral parts, reduces radiation temperature, and has obvious heat insulation effect.

Further, a second mounting hole 21 is provided on the second cover 20, and the second mounting hole 21 is used for fixedly connecting with the catalyst heat shield. Specifically, be provided with second mounting hole 21 on the second cover body 20, be provided with second installation department on the catalyst converter heat exchanger, second installation department cooperatees with second mounting hole 21 for second cover body 20 and catalyst converter heat exchanger fixed connection, i.e. booster heat exchanger 100 and catalyst converter heat exchanger fixed connection, further improve booster heat exchanger 100's installation stability. The second cover body 20 is covered on the outer side of a part of the heat shield of the catalytic converter to form a second layer of heat insulation of the catalytic converter, so that the heat radiation is prevented from affecting peripheral parts, the radiation temperature is reduced, and the heat insulation effect is obvious.

As shown in fig. 1-4, the supercharger heat shield 100 further comprises: the connection cover 30, the connection cover 30 is connected between the first cover 10 and the second cover 20. Specifically, the heat shield 100 for a supercharger further includes a connection shield body 30, the connection shield body 30 is located between the first shield body 10 and the second shield body 20, one end of the connection shield body 30 is fixedly connected with the first shield body 10, the other end of the connection shield body 30 is fixedly connected with the second shield body 20, that is, the connection shield body 30 connects the first shield body 10 and the second shield body 20, the first shield body 10 protects the supercharger from radiating outwards, the second shield body 20 protects the connection part of the supercharger and the catalyst, and covers the heat shield for the catalyst to form two layers of protection for the catalyst, in this way, the supercharger and the catalyst are insulated, peripheral parts are prevented from being affected by heat radiation, the radiation temperature is reduced, and the heat insulation effect is good.

Wherein, the connection of the first cover body 10 and the connecting cover body 30 is provided with a notch 50, and the notch 50 is used for placing a front oxygen sensor. Specifically, be provided with breach 50 on the booster heat exchanger 100, breach 50 is located the junction of first cover body 10 and connection cover body 30, and preceding oxygen sensor can be dodged to breach 50, leaves the operating space of preceding oxygen sensor installation, and the installation of the preceding oxygen sensor of being convenient for is fixed.

As shown in fig. 3 and 4, the first cover 10 and/or the second cover 20 and/or the connection cover 30 are provided with reinforcing ribs 60, and the reinforcing ribs 60 extend in the first direction and/or the second direction. Specifically, the first cover 10 is provided with a reinforcing rib 60, and the reinforcing rib 60 extends in the first direction on the first cover 10, or may extend in the second direction; alternatively, the second cover 20 may be provided with the reinforcing ribs 60, and the reinforcing ribs 60 may extend in the first direction or in the second direction on the first cover 10; alternatively, the connection cover 30 may be provided with the reinforcing ribs 60, and the reinforcing ribs 60 may extend in the first direction or in the second direction on the first cover 10.

As shown in fig. 1, 3 and 4, an outer edge portion 40 is provided at an edge of the supercharger heat shield 100, and a plurality of third mounting holes 41 are provided at the outer edge portion 40, the third mounting holes 41 being fixedly connected to the cylinder head. Specifically, be provided with outer edge portion 40 on booster heat exchanger 100, outer edge portion 40 is located the edge of first cover body 10, be provided with third mounting hole 41 on outer edge portion 40, third mounting hole 41 is a plurality of, be provided with a plurality of third installation department on the cylinder cap, a plurality of third installation department and a plurality of third mounting hole 41 one-to-one, third installation department cooperatees with third mounting hole 41 for outer edge portion 40 and cylinder cap fixed connection, promptly, make booster heat exchanger 100 and cylinder cap fixed connection, guarantee booster heat exchanger 100's installation stability.

In addition, an elastic spacer is provided between the first mounting portion and the first mounting hole 11, and/or an elastic spacer is provided between the second mounting portion and the second mounting hole 21; and/or an elastic spacer is provided between the third mounting portion and the third mounting hole 41. The elastic gasket can play a vibration isolation role, avoids the risk of tearing and cracking of the heat shield 100 of the supercharger caused by displacement generated by vibration when different parts are installed at each installation point, and ensures the structural stability of the heat shield 100 of the supercharger.

And, the supercharger heat shield 100 includes: the middle layer is arranged between the two structural layers in a clamping mode, the structural layers are aluminum-plated steel plate layers, and the middle layer is a glass fiber layer. The three layers are integrated in a binding extrusion mode, the glass fiber layer has good heat insulation performance, and the multi-layer structure enables the supercharger heat shield 100 to have good heat insulation effect, so that heat radiation is prevented from affecting peripheral parts, and radiation temperature is reduced.

According to the thickness of the intermediate layer 70 shown in fig. 5, h1,0.6 mm < h1 < 0.8 mm, i.e., the thickness of the intermediate layer 70 ranges between 0.6 mm and 0.8 mm; the structure layer is divided into an outer structure layer 80 and an inner structure layer 90, the thickness of the outer structure layer 80 is h2,0.3 mm < h2 < 0.5 mm, and the thickness of the outer structure layer 80 ranges from 0.3 mm to 0.5 mm; the thickness of the inner structure layer 90 is h3,0.1 mm < h3 < 0.3 mm, and the thickness of the inner structure layer 90 ranges from 0.1 mm to 0.3 mm. This design provides a good thermal insulation of the supercharger heat shield 100.

An engine assembly according to an embodiment of the second aspect of the present utility model includes: a supercharger; a catalyst heat shield; supercharger heat shield 100. Supercharger heat shield 100 is connected to a supercharger and a catalyst heat shield, respectively. Specifically, the engine assembly comprises a supercharger, a catalyst heat shield and a supercharger heat shield 100, wherein the first shield body 10 of the supercharger heat shield 100 protects the supercharger from radiating outwards, the second shield body 20 is arranged on the outer side of the catalyst heat shield in a covering manner, a second layer of heat shield of the catalyst is formed, the heat shield range is enlarged, and the heat shield effect is improved.

According to an embodiment of the third aspect of the present utility model, a vehicle includes: an engine assembly.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A supercharger heat shield, comprising: the novel catalytic converter comprises a first cover body (10) and a second cover body (20), wherein the first cover body (10) and the second cover body (20) are mutually connected in a first direction, the first cover body (10) and the second cover body (20) are of arc-shaped structures, the first cover body (10) is arranged on the outer side of a supercharger and fixedly connected with the supercharger, and the second cover body (20) is arranged on the outer side of a catalytic converter heat-insulating cover and fixedly connected with the catalytic converter heat-insulating cover.

2. Supercharger heat shield according to claim 1, characterized in that the first shield body (10) is provided with first mounting holes (11) on both sides in the second direction, the first mounting holes (11) being intended for a fixed connection with the supercharger.

3. Supercharger heat shield according to claim 1, characterized in that the second shield body (20) is provided with a second mounting hole (21), the second mounting hole (21) being adapted for a fixed connection with the catalytic converter heat shield.

4. The supercharger heat shield (100) of claim 1, wherein the supercharger heat shield (100) further comprises: and a connection cover (30), wherein the connection cover (30) is connected between the first cover (10) and the second cover (20).

5. The supercharger heat shield according to claim 4, wherein a gap (50) is provided at the junction of the first shield body (10) and the connecting shield body (30), the gap (50) being used for placing a front oxygen sensor.

6. Supercharger heat shield according to claim 4, characterized in that the first and/or second shields (10, 20) and/or the connection shields (30) are provided with stiffening ribs (60), which stiffening ribs (60) extend in the first and/or second direction.

7. Supercharger heat shield according to claim 1, characterized in that an outer rim (40) is provided at the rim of the supercharger heat shield (100), and that a plurality of third mounting holes (41) are provided in the outer rim (40), the third mounting holes (41) being intended for a fixed connection with a cylinder head.

8. The supercharger heat shield according to claim 1, wherein the supercharger heat shield (100) comprises: the aluminum-plated steel plate comprises an intermediate layer (70) and two structural layers, wherein the intermediate layer (70) is clamped between the two structural layers, the structural layers are aluminum-plated steel plate layers, and the intermediate layer (70) is a glass fiber layer.

9. An engine assembly, comprising:

a supercharger;

a catalyst heat shield;

the supercharger heat shield (100) of any one of claims 1-8, the supercharger heat shield (100) being connected to the supercharger and the catalyst heat shield, respectively.

10. A vehicle, characterized by comprising: the engine assembly of claim 9.