Heat insulation pad structure of engine

Abstract

The utility model discloses an engine heat insulation pad structure which comprises a heat insulation pad body and a sewing line, the heat insulation pad body comprises an asbestos inner pad, a sponge pad and a facing outer pad, the facing outer pad is located on the outermost layer, the asbestos inner pad and the sponge pad are connected in a sewing mode through the sewing line, and edge sealing assemblies are symmetrically arranged on the two sides of the heat insulation pad body. The edge sealing assembly comprises a connecting nylon strip, an edge sealing frame and an embedded groove. The edges and the middle of each layer in the heat insulation pad body can be well connected and reinforced through the designed edge sealing assemblies and sewing threads, the asbestos inner pad and the sponge pad are sewn together through the sewing threads, the connection strength between the asbestos inner pad and the sponge pad is guaranteed, separation cannot happen easily, and the edges of the facing outer pad are limited by means of the edge sealing assemblies, so that the heat insulation effect is improved. By means of the structure, good integrity and heat insulation performance of the heat insulation pad body are guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of thermal insulation pads, and in particular relates to an engine thermal insulation pad structure. Background Art

[0002] The engine is one of the indispensable parts of a car. The engine will generate a lot of heat during operation. In order to isolate the heat and prevent high temperature from damaging external components, a thermal insulation pad structure is needed. After searching, an engine thermal insulation pad is recorded in the Chinese patent application with application number CN202320237712.X. In this patent, the edges of each layer of the thermal insulation pad are sealed and reinforced through the designed edge sealing sleeve to prevent the layers from separating from each other.

[0003] However, the above patent still has certain shortcomings in actual use. The edge sealing sleeve can only seal and reinforce the edge of the thermal insulation pad, and the connection stability between the layers in the middle of the thermal insulation pad cannot be effectively guaranteed. The layers are prone to warping, separation, or misalignment, which affects the integrity and thermal insulation performance of the thermal insulation pad. Therefore, it is necessary to design a new thermal insulation pad structure to solve this problem. Utility Model Content

[0004] The purpose of the present utility model is to provide an engine thermal insulation pad structure to solve the problem of poor connection strength between the layers in the middle of the thermal insulation pad proposed in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an engine thermal insulation pad structure, comprising a thermal insulation pad body and a suture line, the thermal insulation pad body comprising an asbestos inner pad, a sponge pad and a decorative outer pad, the decorative outer pad being located in the outermost layer, the suture line sews the asbestos inner pad and the sponge pad together, edge sealing components are symmetrically arranged on both sides of the thermal insulation pad body, the edge sealing components comprise connecting nylon strips, edge sealing frames, and embedded grooves, the connecting nylon strips are sewn and fixed to the edge surfaces on both sides of the decorative outer pad, and the ends of the connecting nylon strips extend into and are fixed to the embedded grooves opened on the surface of the edge sealing frame.

[0006] Preferably, the asbestos inner pad is located in the innermost layer, and the sponge pads are distributed on both sides of the asbestos inner pad.

[0007] Preferably, knots are provided at both ends of the suture line, and glue is applied between the asbestos inner pad, the sponge pad and the decorative outer pad.

[0008] Preferably, the outer end of the embedding groove has an arc-shaped cross-section and fits tightly with the outer surface of the connecting nylon strip.

[0009] Preferably, the edge banding assembly further comprises a surface groove and a rivet, wherein the surface groove is provided on the surface of the edge banding frame, and the rivet is installed inside the surface groove and penetrates through the end portion of the nylon strip for fixing and connecting.

[0010] Preferably, frame bar assemblies are symmetrically arranged on the upper and lower sides of the insulation pad body, and the frame bar assembly includes a frame bar body, an extrusion groove, a plastic side piece, a connecting groove and a bolt. The extrusion groove is opened on one side of the frame bar body, and the upper and lower sides of the insulation pad body are extruded and inserted into the interior of the extrusion groove. The plastic side piece is fixed at both ends of the frame bar body and fixedly connected to the end of the edge banding frame.

[0011] Preferably, the connecting groove is opened at the end of the edge banding frame, and the plastic side piece extends into the interior of the connecting groove and is fixed by bolts.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] Through the designed edge sealing components and stitching lines, the edges and middle parts of each layer inside the insulation pad body can be well connected and reinforced. The asbestos inner pad and the sponge pad are sewn together through the stitching lines to ensure the connection strength between the two and prevent them from separating easily. The edge of the decorative outer pad is then limited by the edge sealing component, so that the decorative outer pad can firmly wrap the inner structure. Through the above structure, the good integrity and thermal insulation performance of the insulation pad body are guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0015] Figure 2 This is a top sectional view of the edge sealing assembly of the present invention;

[0016] Figure 3 For this utility model Figure 1 Front cross-sectional view of area A in the middle;

[0017] In the figure: 100, thermal insulation pad body; 101, asbestos inner pad; 102, sponge pad; 103, decorative outer pad; 200, edge banding assembly; 201, connecting nylon strip; 202, edge banding frame; 203, embedded groove; 204, surface groove; 205, rivet; 300, stitching line; 400, frame bar assembly; 401, frame bar body; 402, extrusion groove; 403, plastic side piece; 404, connecting groove; 405, bolt. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] Example

[0020] See also Figures 1 to 3 , is an embodiment of the present utility model, and this embodiment provides a technical solution: an engine thermal insulation pad structure, including a thermal insulation pad body 100 and a suture line 300, the thermal insulation pad body 100 includes an asbestos inner pad 101, a sponge pad 102 and a decorative outer pad 103, the decorative outer pad 103 is located at the outermost layer, the suture line 300 sews the asbestos inner pad 101 and the sponge pad 102 together, and fixes the asbestos inner pad 101 and the sponge pad 102 together, and the thermal insulation pad body 100 is symmetrically provided with edge sealing components 200, and the edge sealing components 200 It includes connecting nylon strips 201, edge banding frames 202, and embedded grooves 203. The connecting nylon strips 201 are sewn and fixed to the edge surfaces of both sides of the decorative outer pad 103. The ends of the connecting nylon strips 201 are extended into and fixed inside the embedded grooves 203 opened on the surface of the edge banding frames 202, fixing the decorative outer pads 103 on both sides, and allowing the decorative outer pads 103 to firmly wrap the inner structure. The asbestos inner pad 101 is located in the innermost layer and has good thermal insulation performance. The sponge pads 102 are distributed on both sides of the asbestos inner pad 101 and have good sound insulation performance.

[0021] In this embodiment, preferably, knots are provided at both ends of the suture line 300, and glue is applied between the asbestos inner pad 101, the sponge pad 102 and the decorative outer pad 103 to further improve the connection stability between the layers.

[0022] In this embodiment, preferably, the outer end of the embedding groove 203 has an arc-shaped cross-section and fits tightly with the outer surface of the connecting nylon strip 201 to ensure good connection tightness.

[0023] In this embodiment, preferably, the edge banding assembly 200 also includes a surface groove 204 and a rivet 205. The surface groove 204 is opened on the surface of the edge banding frame 202, and the rivet 205 is installed inside the surface groove 204 and passes through the end of the fixed connecting nylon strip 201 to firmly fix the connecting nylon strip 201 inside the embedded groove 203.

[0024] In this embodiment, preferably, frame bar assemblies 400 are symmetrically arranged on the upper and lower sides of the thermal insulation pad body 100. The frame bar assembly 400 can close the upper and lower edges of the thermal insulation pad body 100. The frame bar assembly 400 includes a frame bar body 401, an extrusion groove 402, a plastic side piece 403, a connecting groove 404 and a bolt 405. The extrusion groove 402 is opened on one side of the frame bar body 401. The upper and lower edges of the thermal insulation pad body 100 are squeezed into the interior of the extrusion groove 402 to play a sealing role. The plastic side piece 403 is fixed at both ends of the frame bar body 401 and is fixedly connected to the end of the edge banding frame 202. The connecting groove 404 is opened at the end of the edge banding frame 202. The plastic side piece 403 extends into the interior of the connecting groove 404 and is bolted and fixed by bolts 405 to ensure a stable connection between the plastic side piece 403 and the connecting groove 404.

[0025] Although embodiments of the present invention have been shown and described (see the detailed description above for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An engine thermal insulation pad structure, comprising a thermal insulation pad body (100) and a suture line (300), characterized in that: The thermal insulation pad body (100) comprises an asbestos inner pad (101), a sponge pad (102) and a decorative outer pad (103), wherein the decorative outer pad (103) is located at the outermost layer, and the suture line (300) sews the asbestos inner pad (101) and the sponge pad (102) together. Edge sealing components (200) are symmetrically arranged on both sides of the thermal insulation pad body (100), and the edge sealing components (200) comprise connecting nylon strips (201), edge sealing frames (202), and embedding grooves (203). The connecting nylon strips (201) are sutured and fixed to the edge surfaces of both sides of the decorative outer pad (103), and the ends of the connecting nylon strips (201) extend into and are fixed inside the embedding grooves (203) opened on the surface of the edge sealing frames (202).

2. The engine thermal insulation pad structure according to claim 1, characterized in that: The asbestos inner pad (101) is located in the innermost layer, and the sponge pads (102) are distributed on both sides of the asbestos inner pad (101).

3. The engine thermal insulation pad structure according to claim 1, characterized in that: Both ends of the suture line (300) are provided with knots, and glue is applied between the asbestos inner pad (101), the sponge pad (102) and the facing outer pad (103).

4. The engine thermal insulation pad structure according to claim 1, characterized in that: The outer end of the embedding groove (203) has an arc-shaped cross section and is tightly fitted with the outer surface of the connecting nylon strip (201).

5. The engine thermal insulation pad structure according to claim 1, characterized in that: The edge sealing assembly (200) further comprises a surface groove (204) and a rivet (205), wherein the surface groove (204) is provided on the surface of the edge sealing frame (202), and the rivet (205) is installed inside the surface groove (204) and penetrates and fixes the end of the nylon strip (201).

6. The engine thermal insulation pad structure according to claim 1, characterized in that: Frame strip assemblies (400) are symmetrically arranged on the upper and lower sides of the thermal insulation pad body (100), and the frame strip assembly (400) includes a frame strip body (401), an extrusion groove (402), a plastic side piece (403), a connecting groove (404) and a bolt (405). The extrusion groove (402) is opened on one side of the frame strip body (401), and the upper and lower sides of the thermal insulation pad body (100) are extruded and inserted into the interior of the extrusion groove (402). The plastic side piece (403) is fixed to the two ends of the frame strip body (401) and is fixedly connected to the end of the edge banding frame (202).

7. The engine thermal insulation pad structure according to claim 6, characterized in that: The connecting groove (404) is opened at the end of the edge banding frame (202), and the plastic side piece (403) extends into the interior of the connecting groove (404) and is bolted and fixed by bolts (405).

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