CN220639762U - Energy absorber for automobile door trim panel - Google Patents
Energy absorber for automobile door trim panel Download PDFInfo
- Publication number
- CN220639762U CN220639762U CN202322406693.1U CN202322406693U CN220639762U CN 220639762 U CN220639762 U CN 220639762U CN 202322406693 U CN202322406693 U CN 202322406693U CN 220639762 U CN220639762 U CN 220639762U
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- Prior art keywords
- energy
- door trim
- absorbing
- plate
- spring
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- 239000006096 absorbing agent Substances 0.000 title claims abstract description 29
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 12
- 230000008093 supporting effect Effects 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 claims abstract description 7
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- PYLLWONICXJARP-UHFFFAOYSA-N manganese silicon Chemical compound [Si].[Mn] PYLLWONICXJARP-UHFFFAOYSA-N 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920001169 thermoplastic Polymers 0.000 claims description 3
- 239000004416 thermosoftening plastic Substances 0.000 claims description 3
- 239000002657 fibrous material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 abstract 1
- 230000003139 buffering effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Vibration Dampers (AREA)
Abstract
The utility model discloses an energy absorber for an automobile door trim, which relates to the technical field of automobile accessories and aims to solve the problems that most of the existing energy absorbers for the automobile door trim are simple in structure, lower in anti-collision energy absorbing effect, and incapable of absorbing collision energy to the greatest extent due to the structure of the energy absorber and the space limitation in the automobile inner trim, and cannot exert all functions, and the energy absorber comprises two energy absorbing plates, wherein one of the two energy absorbing plates is positioned on the inner side of the door trim, the outer side of the other energy absorbing plate is provided with a metal plate, and the two energy absorbing plates are respectively fixed on the inner walls of the door trim and the metal plate; further comprises: the arc plates are symmetrically arranged on the inner sides of the two energy absorbing plates respectively, the arc plates are fixed on the inner sides of the energy absorbing plates through welding, and a supporting plate is arranged between the two arc plates.
Description
Technical Field
The utility model relates to the technical field of automobile accessories, in particular to an energy absorber for an automobile door trim panel.
Background
The design of the energy absorption performance of the door trim energy absorber is mainly used for meeting the requirements of a door trim side impact test. The test requires that the door shield is required to absorb a certain amount of impact energy by deforming itself in a certain impact stroke, and the generated reaction force cannot exceed a limit value. Through the design of the performance, the door trim plate can effectively buffer the impact suffered by a human body when the whole car is in side collision, and the damage to the corresponding parts of the human body is reduced.
Most of the existing energy absorbers for automobile door trim panels are simple in structure, so that the anti-collision energy absorbing effect is low, and due to the structure of the energy absorbers and the space limitation in the automobile interior trim panels, the collision energy cannot be absorbed to the greatest extent, and the energy absorbers cannot play all roles; therefore, we have proposed an energy absorber for a door trim of an automobile in order to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide an energy absorber for an automobile door trim, which aims to solve the problems that most of the energy absorbers for the existing automobile door trim, which are proposed in the background art, are simple in structure, lower in anti-collision energy absorbing effect, and the energy absorber cannot exert all functions due to the fact that the structure of the energy absorber and the space inside an automobile inner trim are limited, and collision energy cannot be absorbed to the greatest extent.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the energy absorber for the automobile door trim panel comprises two energy absorbing plates, wherein one energy absorbing plate is positioned at the inner side of the door trim panel, a metal plate is arranged at the outer side of the other energy absorbing plate, and the two energy absorbing plates are respectively fixed on the inner walls of the door trim panel and the metal plate;
further comprises:
the arc, it symmetry sets up respectively in two energy-absorbing inboard, and the arc passes through welded fastening at the energy-absorbing inboard, two be provided with the backup pad between the arc, the upper and lower both ends symmetry on backup pad surface is provided with the removal groove, and the front and back both ends of removal groove intercommunication backup pad, the inside activity in removal groove is provided with the movable block, and the movable block slides from top to bottom in the inside of removal groove, and the inboard of two arcs is fixed respectively in the left and right sides of two movable blocks, two the both sides of the upper and lower end of movable block all are provided with the third spring, and the other end of third spring is fixed in the inside of removal groove.
Preferably, a reticular plate is arranged between the energy absorbing plate and the door trim plate and the metal plate, and the reticular plate is made of high-strength fiber materials.
Preferably, the left and right sides integrated into one piece in removal groove is provided with the spout, the left and right sides integrated into one piece in movable block is provided with the lug, and the lug carries out the block with the spout and is connected, and the movable block passes through the block and fixes the inside at the spout with the block of spout.
Preferably, the energy-absorbing plate is internally provided with a honeycomb-shaped inner groove, the honeycomb-shaped inner groove is of a ladder-shaped design, and the honeycomb-shaped inner groove fills the inside of the whole energy-absorbing plate.
Preferably, first springs are arranged on two sides of the upper portion and the lower portion of the surface of the supporting plate, and the other ends of the first springs are fixedly connected with the energy absorbing plates on the two sides.
Preferably, the inside of first spring is provided with the cylinder, and the surface at the energy-absorbing board is fixed to the cylinder, the front end of energy-absorbing board is provided with the telescopic link, and the telescopic link moves inside the cylinder, and the other end and the backup pad of telescopic link carry out fixed connection, the cylinder forms the sealing layer with the connection of telescopic link, and the sealing layer is located inside the cylinder.
Preferably, the middle of both ends surface is provided with the mounting bracket around the backup pad, the inside integrated into one piece of mounting bracket is provided with the square groove, the front end of mounting bracket is provided with the energy-absorbing piece, and the energy-absorbing piece carries out movable block with the square groove, the rear end of energy-absorbing piece is provided with the mounting panel, and the mounting panel carries out movable block with the square groove, be provided with the second spring between mounting panel and the energy-absorbing piece, and the second spring is provided with four and fixes between mounting panel and energy-absorbing piece.
Preferably, the front end surface integrated into one piece of energy-absorbing piece is provided with the arc top, and arc top and arc rear end middle part laminating.
Preferably, the first spring, the second spring and the third spring are all made of silicon-manganese spring steel.
Preferably, the arc-shaped plate and the energy absorption block are both made of thermoplastic polypropylene.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, when the car door collides, the impact force can be relieved through the structure of the arc plate, and when the arc plate deforms, the impact force generated by collision is reduced through the pressure applied to the moving block and the buffering of the third spring, and the movable energy absorption block and the mounting frame are arranged in the middle of the supporting plate, so that the supporting force in the middle of the arc plate can be improved, and the stability of the arc plate is improved.
2. Through setting up first spring and energy-absorbing board at both ends about the backup pad and be connected, can play certain supporting role to cylinder and telescopic link that set up in the middle of the first spring are connected between backup pad and energy-absorbing board, and the cylinder is inside to have air seal in the cylinder, thereby forms certain atmospheric pressure and plays the effect of buffering to the telescopic link.
Drawings
FIG. 1 is a side view of the overall structure of the present utility model;
FIG. 2 is a schematic view of a support plate structure according to the present utility model;
FIG. 3 is a schematic diagram of an energy absorbing block according to the present utility model;
FIG. 4 is a schematic view of a first spring and cylinder configuration of the present utility model;
FIG. 5 is a schematic view of the internal structure of an energy absorber plate of the present utility model;
in the figure: 1. a door trim; 2. sheet metal; 3. a mesh plate; 4. an energy absorbing plate; 5. a support plate; 6. a first spring; 7. a cylinder; 8. a telescopic rod; 9. a sealing layer; 10. an arc-shaped plate; 11. an energy absorption block; 12. a honeycomb inner tank; 13. an arc-shaped roof; 14. a mounting frame; 15. a square groove; 16. a mounting plate; 17. a second spring; 18. a moving block; 19. a third spring; 20. a chute; 21. a bump; 22. and a moving groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-5, an embodiment of the present utility model is provided: the energy absorber for the automobile door trim panel comprises two energy absorbing plates 4, wherein one energy absorbing plate 4 is positioned at the inner side of the door trim panel 1, the outer side of the other energy absorbing plate 4 is provided with a metal plate 2, and the two energy absorbing plates 4 are respectively fixed on the inner walls of the door trim panel 1 and the metal plate 2;
further comprises:
the arc 10, it symmetry sets up respectively in two energy-absorbing plates 4 inboardly, and arc 10 passes through welded fastening in energy-absorbing plate 4 inboardly, be provided with backup pad 5 between two arcs 10, the upper and lower both ends symmetry on backup pad 5 surface is provided with the removal groove 22, and the front and back both ends of removal groove 22 intercommunication backup pad 5, the inside activity of removal groove 22 is provided with movable block 18, movable block 18 slides from top to bottom in the inside of removal groove 22, and the inboard of two arcs 10 is fixed respectively in the left and right sides of two movable blocks 18, the both sides of the upper and lower end of two movable blocks 18 all are provided with third spring 19, and the other end of third spring 19 is fixed in the inside of removal groove 22.
The structure of the arc plate 10 can alleviate the impact force when the door collides.
Referring to fig. 5, a mesh plate 3 is disposed between the energy absorbing plate 4 and the door trim 1 and the metal plate 2, and the mesh plate 3 is made of high-strength fiber, so that the mesh plate 3 can prevent broken fragments of the door from splashing around.
Referring to fig. 2, a sliding groove 20 is integrally formed on the left and right sides of the moving groove 22, a protrusion 21 is integrally formed on the left and right sides of the moving block 18, the protrusion 21 is engaged with the sliding groove 20, and the moving block 18 is fixed inside the sliding groove 20 by the engagement of the protrusion 21 and the sliding groove 20, so that the moving block 18 can slide in the moving groove 22.
Referring to fig. 5, the energy absorbing plate 4 is provided with a honeycomb inner groove 12, the honeycomb inner groove 12 is of a ladder-shaped design, and the honeycomb inner groove 12 fills the whole energy absorbing plate 4, so that part of energy can be buffered, and the weight of the energy absorbing plate 4 can be reduced by the inner through groove.
Referring to fig. 4, first springs 6 are disposed on both sides of the upper and lower sides of the surface of the support plate 5, and the other ends of the first springs 6 are fixedly connected with the energy absorbing plates 4 on both sides, so as to support and buffer the upper and lower ends of the support plate 5 and the energy absorbing plates 4.
Referring to fig. 4, an air cylinder 7 is disposed in the first spring 6, the air cylinder 7 is fixed on the surface of the energy absorbing plate 4, a telescopic rod 8 is disposed at the front end of the energy absorbing plate 4, the telescopic rod 8 moves inside the air cylinder 7, the other end of the telescopic rod 8 is fixedly connected with the supporting plate 5, the air cylinder 7 and the telescopic rod 8 are connected to form a sealing layer 9, and the sealing layer 9 is disposed inside the air cylinder 7 and plays a role in supporting and buffering the upper end and the lower end of the supporting plate 5.
Referring to fig. 3, a mounting frame 14 is arranged in the middle of the front end surface and the rear end surface of the supporting plate 5, square grooves 15 are formed in the mounting frame 14 in an integrated manner, an energy absorption block 11 is arranged at the front end of the mounting frame 14, the energy absorption block 11 is movably clamped with the square grooves 15, a mounting plate 16 is arranged at the rear end of the energy absorption block 11, the mounting plate 16 is movably clamped with the square grooves 15, a second spring 17 is arranged between the mounting plate 16 and the energy absorption block 11, and the second spring 17 is four and fixed between the mounting plate 16 and the energy absorption block 11 to support the middle of the arc plate 10.
Referring to fig. 1, an arc-shaped top 13 is integrally formed on the front end surface of the energy absorbing block 11, and the arc-shaped top 13 is attached to the middle part of the rear end of the arc-shaped plate 10 to support the middle part of the arc-shaped plate 10.
Referring to fig. 1-4, the first spring 6, the second spring 17 and the third spring 19 are all made of silicon-manganese spring steel, and have good mechanical properties.
Referring to fig. 1, the arc plate 10 and the energy absorbing block 11 are made of thermoplastic polypropylene, and have strong impact resistance.
Working principle: when the car door collides, the arc 10 is deformed, the movable block 18 is pressed to move towards two ends, the third spring 19 is used for buffering, the arc 10 is deformed to enable the middle portion to squeeze the energy-absorbing block 11, the energy-absorbing block 11 slides towards the inside of the mounting frame 14 and is buffered through the mounting plate 16 and the second spring 17, and the arc top 13 at the front end of the energy-absorbing block 11 can be attached to the rear end of the arc 10, so that a certain supporting effect is achieved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The energy absorber for the automobile door trim comprises two energy absorbing plates (4), wherein one energy absorbing plate (4) is positioned at the inner side of the door trim (1), a sheet metal (2) is arranged at the outer side of the other energy absorbing plate (4), and the two energy absorbing plates (4) are respectively fixed on the inner walls of the door trim (1) and the sheet metal (2);
the method is characterized in that: further comprises:
arc (10), it sets up in two energy-absorbing board (4) inboardly respectively, and arc (10) pass through welded fastening in energy-absorbing board (4) inboardly, two be provided with backup pad (5) between arc (10), the upper and lower both ends symmetry on backup pad (5) surface is provided with removal groove (22), and the front and back both ends of removal groove (22) intercommunication backup pad (5), the inside activity of removal groove (22) is provided with movable block (18), and movable block (18) slide from top to bottom in the inside of removal groove (22), and the inboard of two arc (10) is fixed respectively in the left and right sides of two movable blocks (18), two the both sides of the upper and lower end of movable block (18) all are provided with third spring (19), and the other end of third spring (19) is fixed in the inside of removal groove (22).
2. The energy absorber for a door trim of an automobile according to claim 1, wherein: a reticular plate (3) is arranged between the energy absorbing plate (4) and the door trim plate (1) and the metal plate (2), and the reticular plate (3) is made of high-strength fiber materials.
3. The energy absorber for a door trim of an automobile according to claim 2, wherein: the left and right sides integrated into one piece of movable trough (22) is provided with spout (20), the left and right sides integrated into one piece of movable block (18) is provided with lug (21), and lug (21) and spout (20) carry out the block and are connected, and the inside at spout (20) is fixed through the block of lug (21) and the block of spout (20).
4. The energy absorber for an automotive door trim according to claim 3, wherein: the energy-absorbing plate (4) is internally provided with a honeycomb-shaped inner groove (12), the honeycomb-shaped inner groove (12) is of a ladder-shaped design, and the honeycomb-shaped inner groove (12) fills the inside of the whole energy-absorbing plate (4).
5. The energy absorber for an automotive door trim according to claim 4, wherein: the two sides above and below the surface of the supporting plate (5) are respectively provided with a first spring (6), and the other ends of the first springs (6) are fixedly connected with the energy absorbing plates (4) on the two sides.
6. The energy absorber for an automotive door trim according to claim 5, wherein: the inside of first spring (6) is provided with cylinder (7), and cylinder (7) are fixed on the surface of energy-absorbing board (4), the front end of energy-absorbing board (4) is provided with telescopic link (8), and telescopic link (8) are inside to be moved at cylinder (7), and the other end and the backup pad (5) of telescopic link (8) carry out fixed connection, the connection of cylinder (7) and telescopic link (8) forms sealing layer (9), and sealing layer (9) are located inside cylinder (7).
7. The energy absorber for an automotive door trim according to claim 6, wherein: the middle of both ends surface is provided with mounting bracket (14) around backup pad (5), the inside integrated into one piece of mounting bracket (14) is provided with square groove (15), the front end of mounting bracket (14) is provided with energy-absorbing piece (11), and energy-absorbing piece (11) and square groove (15) carry out movable joint, the rear end of energy-absorbing piece (11) is provided with mounting panel (16), and mounting panel (16) and square groove (15) carry out movable joint, be provided with second spring (17) between mounting panel (16) and energy-absorbing piece (11), and second spring (17) are provided with four and fix between mounting panel (16) and energy-absorbing piece (11).
8. The energy absorber for an automotive door trim according to claim 7, wherein: the front end surface integrated into one piece of energy-absorbing piece (11) is provided with arc top (13), and arc top (13) are laminated with arc (10) rear end middle part.
9. The energy absorber for an automotive door trim according to claim 8, wherein: the first spring (6), the second spring (17) and the third spring (19) are made of silicon-manganese spring steel.
10. The energy absorber for an automotive door trim according to claim 9, wherein: the arc-shaped plate (10) and the energy absorption block (11) are made of thermoplastic polypropylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322406693.1U CN220639762U (en) | 2023-09-06 | 2023-09-06 | Energy absorber for automobile door trim panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322406693.1U CN220639762U (en) | 2023-09-06 | 2023-09-06 | Energy absorber for automobile door trim panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220639762U true CN220639762U (en) | 2024-03-22 |
Family
ID=90297564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322406693.1U Active CN220639762U (en) | 2023-09-06 | 2023-09-06 | Energy absorber for automobile door trim panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220639762U (en) |
-
2023
- 2023-09-06 CN CN202322406693.1U patent/CN220639762U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |