CN213442368U - Cavity separation piece with sandwich structure - Google Patents
Cavity separation piece with sandwich structure Download PDFInfo
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- CN213442368U CN213442368U CN202021822452.5U CN202021822452U CN213442368U CN 213442368 U CN213442368 U CN 213442368U CN 202021822452 U CN202021822452 U CN 202021822452U CN 213442368 U CN213442368 U CN 213442368U
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- frame
- buckle
- barrier layer
- supporting legs
- support
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- Injection Moulding Of Plastics Or The Like (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a cavity separation spare of sandwich structure, which comprises a bracket, the edge of support is equipped with the frame, the frame is equipped with the groove of moulding plastics, the inslot intussuseption of moulding plastics is filled with the barrier layer, and leg joint has the buckle, the buckle is used for being connected with the automobile body cavity. The utility model discloses a set up the frame and mould plastics the groove at the edge of support, set up the barrier layer inside the frame, form "sandwich" structure for the support is better with the integrative nature of barrier layer, toast through the electrophoresis, fill up the gap between cavity separation spare and automobile body cavity after the barrier layer inflation, play and block the air current disturbance, reduce the bypass noise, promote the effect of vehicle NVH performance, the barrier layer is located in the middle of the support, the barrier layer evenly is located the support both sides after the inflation, the leakproofness is better.
Description
Technical Field
The utility model belongs to the auto-parts field, concretely relates to cavity separation piece of sandwich structure.
Background
The NVH performance and the safety performance of the automobile are comprehensive technical indexes for measuring the manufacturing level of modern automobiles, and particularly for the automobiles, the noise and collision safety level in the automobile is one of important standards for measuring the grade and brand of the automobiles. All large vehicle manufacturing enterprises and component enterprises in the automobile industry around the world pay great attention to the NVH performance and the safety performance of the vehicle, and the performance of the two vehicles also becomes an important weight for the market competitiveness of various brands and vehicle types. The cavities transmit engine noise, exhaust pipe noise, wind noise, and tire noise, and when the vehicle is driven at high speeds, the cavities form a high speed airflow field, generating noise and vibration. How to prevent these noises and vibrations becomes very important.
The existing cavity blocking piece cannot form good sealing between the blocking piece and an automobile cavity due to the structure, so that part of bypass noise and cavity airflow are spread in the cavity of the automobile body, and the sealing effect of the automobile body is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cavity separation piece of sandwich structure, through the improvement to the separation piece structure, can fill up the gap between cavity separation piece and automobile body cavity, play the effect of blocking the air current disturbance, reducing the bypass noise, promoting the vehicle NVH performance.
In order to solve the above problems existing in the prior art, the utility model discloses the technical scheme who adopts is:
the utility model provides a cavity separation spare of sandwich structure, includes the support, the support includes the connecting plate and locates the frame at connecting plate edge, the frame is equipped with the groove of moulding plastics, the inslot that moulds plastics is filled with the barrier layer, and the frame is connected with the buckle, the buckle is used for being connected with the automobile body cavity.
Set up the frame and mould plastics the groove through the edge at the support, set up the barrier layer inside the frame, form "sandwich" structure, make support and barrier layer's an organic whole better, through the electrophoresis toasts, fill up the gap between cavity separation spare and automobile body cavity after the barrier layer inflation, play and block the air current disturbance, reduce the bypass noise, promote the effect of vehicle NVH performance, the barrier layer is located the frame in the middle of, the barrier layer evenly is located the support both sides after the inflation, the leakproofness is better.
Further, the buckle includes first buckle and second buckle, same one side of support is all located to first buckle and second buckle, and the one end that the support was kept away from to first buckle is "cross" dop, the one end that the support was kept away from to the second buckle is "word" dop, the structure of first buckle is not limited to "cross" dop, and the structure of second buckle is not limited to "word" buckle, only need make first buckle and second buckle structure different can, through setting up first buckle and second buckle for the structure of first buckle and second buckle is different or the size is different, avoids the wrong dress in the installation.
Further, one side of the frame, which is close to the buckles, is connected with supporting legs for abutting against a metal plate of an automobile, the supporting legs comprise first supporting legs and second supporting legs, one side, which is far away from the first buckles and the second buckles, of the first supporting legs and the second supporting legs is respectively arranged on the first supporting legs and the second supporting legs, the first supporting legs and the second supporting legs point to opposite directions respectively, the first supporting legs and the second supporting legs are arranged on the outer sides of the two buckles, the distance between the first supporting legs and the second supporting legs is increased, the supporting is stable, and the cavity blocking piece and the automobile body are connected in a clamped mode more firmly.
Furthermore, one side of the connecting plate, which is close to the frame, is connected with a convex ring, the convex ring is positioned inside the frame, and the middle part of the convex ring is provided with a liquid leakage hole which penetrates through the connecting plate.
Furthermore, the frame is provided with an overflow hole, the overflow hole is communicated with the injection molding groove, and after the blocking layer expands, part of the blocking layer is extruded into the overflow hole, and a hole pin matching structure is formed between the overflow hole and the support, so that the blocking layer and the support are tightly combined, and the blocking layer is not easy to fall off in the expansion process.
Furthermore, the barrier layer comprises a frame body matched with the frame, and the frame body is arranged in the frame.
Further, the barrier layer still includes the bulge loop body with bulge loop looks adaptation, the bulge loop body is located in the bulge loop, be connected through the connector that is equipped with between bulge loop body and the framework, the connector is located in the linkage segment.
Further, the barrier layer still includes first canned paragraph and second canned paragraph, first canned paragraph is located in the frame, and corresponds with first buckle, the second canned paragraph is located in the frame, and corresponds with the second buckle.
Further, the barrier layer is made of hard foaming materials.
Furthermore, the barrier layer is made of EVA materials.
Further, the support is made of PA66 nylon plastic.
The utility model has the advantages that:
(1) the utility model discloses a set up the frame and mould plastics the groove at the edge of support, set up the barrier layer inside the frame, form "sandwich" structure for the support is better with the integrative nature of barrier layer, toast through the electrophoresis, fill up the gap between cavity separation spare and automobile body cavity after the barrier layer inflation, play and block the air current disturbance, reduce the bypass noise, promote the effect of vehicle NVH performance, the barrier layer is located in the middle of the support, the barrier layer evenly is located the support both sides after the inflation, the leakproofness is better.
(2) The utility model discloses a set up first buckle and second buckle for the structure of first buckle and second buckle is different or the size is different, avoids the dress mistake when the installation.
(3) The utility model discloses a set up first supporting legs and second supporting legs to with first supporting legs and second supporting legs setting in the outside of two buckles, increase the distance of first supporting legs and second supporting legs, make more steady during the support, make cavity separation spare more firm with the automobile body joint.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the stent of FIG. 1;
FIG. 3 is a schematic view of the structure of the barrier layer of FIG. 1;
fig. 4 is a schematic view of the installation of fig. 1.
1-sheet metal; 2-a scaffold; 21-a first buckle; 22-a second buckle; 23-a first support leg; 24-a second support foot; 25-overflow hole; 26-weep holes; 27-a frame; 28-injection molding groove; 29-convex ring; 20-a connecting plate; 3-a barrier layer; 31-a frame body; 32-convex ring body; 33-a linker; 34-a second fixed section; 35-first fixed segment.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and reference numerals.
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
Example 1:
as shown in fig. 1 and 2, a cavity separation piece of sandwich structure, including support 2, support 2 includes connecting plate 20 and the frame 27 of locating the connecting plate 20 edge, frame 27 is equipped with the groove 28 of moulding plastics, it is filled with barrier layer 3 to mould plastics inslot 28 intussuseption, and frame 27 is connected with the buckle, the buckle is used for being connected with the automobile body cavity.
Through setting up frame 27 and the groove 28 of moulding plastics at the edge of support 2, set up barrier layer 3 inside frame 27, form "sandwich" structure, make support 2 better with barrier layer 3's an organic whole, through the electrophoresis toasts, fill up the gap between cavity separation spare and automobile body cavity after barrier layer 3 expands, play and block the air current disturbance, reduce the bypass noise, promote the effect of vehicle NVH performance, barrier layer 3 is located in the middle of frame 27, barrier layer 3 evenly is located support 2 both sides after the inflation, the leakproofness is better.
Example 2:
as shown in fig. 1-4, a cavity separation member of sandwich structure, includes support 2, support 2 includes connecting plate 20 and the frame 27 of locating the connecting plate 20 edge, frame 27 is equipped with the groove 28 of moulding plastics, it is filled with barrier layer 3 to mould plastics inslot 28 intussuseption, and frame 27 is connected with the buckle, the buckle is used for being connected with the automobile body cavity.
Through edge at connecting plate 20 sets up frame 27 and the groove 28 of moulding plastics, set up barrier layer 3 inside frame 27, form "sandwich" structure, make support 2 better with barrier layer 3's an organic whole, through the electrophoresis toasts, fill up the gap between cavity separation spare and automobile body cavity after barrier layer 3 expands, play and block the air current disturbance, reduce the bypass noise, promote the effect of vehicle NVH performance, barrier layer 3 is located in the middle of frame 27, barrier layer 3 evenly is located support 2 both sides after the inflation, the leakproofness is better.
The catches include a first catch 21 and a second catch 22.
The end of the first buckle 21, which is far away from the support 2, is a cross-shaped clamping head, and the end of the second buckle 22, which is far away from the support 2, is a straight-line-shaped clamping head.
The structure of the first buckle 21 is not limited to a cross-shaped clamp head, the structure of the second buckle 22 is not limited to a straight-line-shaped buckle, and the first buckle 21 and the second buckle 22 only need to be structurally different.
By arranging the first buckle 21 and the second buckle 22, the first buckle 21 and the second buckle 22 are different in structure or size, and therefore misassembly is avoided during installation.
One side that frame 27 is close to the buckle is connected with the supporting legs that is used for butt car panel beating 1, the supporting legs includes first supporting legs 23 and second supporting legs 24, one side that first buckle 21 and second buckle 22 kept away from each other is located respectively to first supporting legs 23 and second supporting legs 24, and first supporting legs 23 and second supporting legs 24 are directional opposite direction respectively.
Through setting up first supporting legs 23 and second supporting legs 24 to set up first supporting legs 23 and second supporting legs 24 respectively in the one side that two buckles kept away from each other, increase the distance of first supporting legs 23 and second supporting legs 24, make more steady during the support, make cavity separation spare and automobile body joint more firm.
One side of the connecting plate 20 close to the frame 27 is connected with a convex ring 29, the convex ring 29 is located inside the frame 27, a liquid leakage hole 26 is formed in the middle of the convex ring 29, and the liquid leakage hole 26 penetrates through the connecting plate 20.
The convex ring 29 is connected with the frame 27 through a connecting section.
The liquid leakage hole 26 is long.
The frame 27 is provided with an overflow hole 25, and the overflow hole 25 is communicated with the injection molding groove 28.
Through setting up flash hole 25, after barrier layer 3 inflation, partial barrier layer 3 is crowded into flash hole 25 to form the cotter cooperation structure between flash hole 25 and support 2, make barrier layer 3 and support 2 close coupling, be difficult for droing in the barrier layer 3 inflation process.
The barrier layer 3 includes a frame 31 adapted to the frame 27, and the frame 31 is disposed in the frame 27.
The barrier layer 3 still includes the bulge loop body 32 with bulge loop 29 looks adaptation, bulge loop body 32 is located in bulge loop 29, connect through the connector 33 that is equipped with between bulge loop body 32 and the framework 31, connector 33 is located in the linkage segment.
The barrier layer 3 further comprises a first fixing section 35 and a second fixing section 34, the first fixing section 35 is arranged in the frame 27 and corresponds to the first buckle 21, and the second fixing section 34 is arranged in the frame 27 and corresponds to the second buckle 22.
The barrier layer 3 is made of hard foaming material.
The barrier layer 3 is made of EVA materials.
The bracket 2 is made of PA66 nylon plastic.
The processing principle is as follows: support 2 adopt support injection mold injection moulding, take out support 2 from support injection mold after the shaping solidification, put into the expanded material injection mold and carry out the secondary and mould plastics, be about to the barrier layer 3 and mould plastics the relevant position of support 2, form the cavity separation piece that support 2 and barrier layer 3 combine after the solidification.
The installation mode is as follows: carry out the joint with corresponding the mounting hole in two buckles of cavity separation spare and the automobile body cavity, toast the gap that 3 expansions of barrier layer fill up cavity separation spare and automobile body panel beating 1 after the electrophoresis to the function of cavity is blocked in the realization, simultaneously, the liquid barrier layer 3 flows into flash hole 25, forms the hole round pin cooperation joint structure with support 2.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (10)
1. The utility model provides a cavity separation piece of sandwich structure which characterized in that: including support (2), support (2) include connecting plate (20) and locate frame (27) at connecting plate (20) edge, frame (27) are equipped with the groove of moulding plastics (28), it is filled with barrier layer (3) to mould plastics inslot (28), and frame (27) are connected with the buckle, the buckle is used for being connected with the automobile body cavity.
2. The sandwich structured cavity blocker according to claim 1, wherein: the buckle includes first buckle (21) and second buckle (22), and same one side of support (2) is all located in first buckle (21) and second buckle (22).
3. The sandwich structured cavity blocker according to claim 2, wherein: one side that frame (27) are close to the buckle is connected with the supporting legs that is used for butt car panel beating (1), the supporting legs includes first supporting legs (23) and second supporting legs (24), one side that first buckle (21) and second buckle (22) kept away from each other is located respectively to first supporting legs (23) and second supporting legs (24), and first supporting legs (23) and second supporting legs (24) are directional opposite direction respectively.
4. The sandwich structured cavity blocker according to claim 1, wherein: one side of the connecting plate (20) close to the frame (27) is connected with a convex ring (29), the convex ring (29) is located inside the frame (27), a liquid leakage hole (26) is formed in the middle of the convex ring (29), and the liquid leakage hole (26) penetrates through the connecting plate (20).
5. The sandwich structured cavity blocker according to claim 4, wherein: the frame (27) is provided with an overflow hole (25), and the overflow hole (25) is communicated with the injection molding groove (28).
6. The sandwich structured cavity blocker according to claim 4, wherein: the barrier layer (3) comprises a frame body (31) matched with the frame (27), and the frame body (31) is arranged in the frame (27).
7. The sandwich structured cavity blocker according to claim 6, wherein: be connected through the linkage segment that is equipped with between bulge loop (29) and frame (27), barrier layer (3) still include with bulge loop (29) looks adaptation bulge loop body (32), bulge loop body (32) are located in bulge loop (29), be connected through connector (33) that are equipped with between bulge loop body (32) and framework (31), connector (33) are located in the linkage segment.
8. The sandwich structured cavity blocker according to claim 6, wherein: the barrier layer (3) further comprises a first fixing section (35) and a second fixing section (34), the first fixing section (35) is arranged in the frame (27) and corresponds to the first buckle (21), and the second fixing section (34) is arranged in the frame (27) and corresponds to the second buckle (22).
9. The sandwich structured cavity blocker according to claim 1, wherein: the barrier layer (3) is made of hard foaming materials.
10. The sandwich structured cavity blocker according to claim 1, wherein: the bracket (2) is made of PA66 nylon plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021822452.5U CN213442368U (en) | 2020-08-27 | 2020-08-27 | Cavity separation piece with sandwich structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021822452.5U CN213442368U (en) | 2020-08-27 | 2020-08-27 | Cavity separation piece with sandwich structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213442368U true CN213442368U (en) | 2021-06-15 |
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ID=76318568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021822452.5U Active CN213442368U (en) | 2020-08-27 | 2020-08-27 | Cavity separation piece with sandwich structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213442368U (en) |
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2020
- 2020-08-27 CN CN202021822452.5U patent/CN213442368U/en active Active
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Address after: 710200 Jingwei Industrial Park, economic development zone, Xi'an City, Shaanxi Province Patentee after: Shaanxi Automobile Group Co.,Ltd. Address before: 710200 Jingwei Industrial Park, Xi'an Economic and Technological Development Zone, Shaanxi Province Patentee before: SHAANXI AUTOMOBILE GROUP Co.,Ltd. |