CN106515636A - Energy absorption type front lower protective beam device for automobile - Google Patents
Energy absorption type front lower protective beam device for automobile Download PDFInfo
- Publication number
- CN106515636A CN106515636A CN201510582319.4A CN201510582319A CN106515636A CN 106515636 A CN106515636 A CN 106515636A CN 201510582319 A CN201510582319 A CN 201510582319A CN 106515636 A CN106515636 A CN 106515636A
- Authority
- CN
- China
- Prior art keywords
- energy
- absorption box
- front lower
- energy absorption
- crossbeam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/24—Arrangements for mounting bumpers on vehicles
- B60R19/26—Arrangements for mounting bumpers on vehicles comprising yieldable mounting means
- B60R19/34—Arrangements for mounting bumpers on vehicles comprising yieldable mounting means destroyed upon impact, e.g. one-shot type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/03—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by material, e.g. composite
Abstract
The invention discloses an energy absorption type front lower protective beam device for an automobile. The energy absorption type front lower protective beam device comprises a metal tubular crossbeam and two supports for connecting a chassis, wherein the metal tubular crossbeam and the supports for connecting the chassis are connected by bolts or welded into a whole through an energy absorption box; a reinforced oblique support beam is arranged between the supports for connecting the chassis and the metal tubular crossbeam; and the energy absorption box is made of a metal plate, and adopts a hollow structure. According to the energy absorption type front lower protective beam device for the automobile disclosed by the invention, the energy absorption box can generate crushing and folding deformation under the action of a collision force to consume a large amount of collision kinetic energy and achieve the purpose of cushioning, so that the safety of the personal automobile and the safety property of the automobile of the opposite side are improved, and the safety of people in the automobiles is guaranteed. Besides, the energy absorption type front lower protective beam device has the characteristics of being light in weight, high in collision compatibility, high in strength and the like.
Description
Technical field
The present invention relates to automotive safety resist technology field, and in particular to a kind of front lower protection boom device of energy absorbing type automobile.
Background technology
The front lower protection boom device of automobile is an important spare part of vehicle passive safety protection system, to ensure the safety of automobile itself and the safety of opponent vehicle.The front lower protection boom device of traditional automobile is produced only with carbon steel square type pipe crossbeam, due to the anti-surrender ability of common straightcarbon steel it is poor, in order to reach the requirement of regulation, need to increase the wall thickness of material, cause the weight of product, so that car load fuel economy is poor, simultaneously, due to during car and heavy-duty commercial vehicle central collision, if front preventer design is excessively firm, so front preventer will not have the effect of buffering energy-absorbing in an impact, i.e., front preventer crash compatibility is bad, and car will be in a disadvantageous position.
The content of the invention
In order to improve the safety of automobile itself and the security performance of opponent vehicle, it is ensured that the safety of vehicle crew, the present invention proposes a kind of front lower protection boom device of energy absorbing type automobile.
The technical solution used in the present invention is：A kind of front lower protection boom device of energy absorbing type automobile, including tubular metal crossbeam, the supports on two connection chassis, it is characterised in that：It is with bolts or be welded as a whole by an energy-absorption box between the support on tubular metal crossbeam and connection chassis；Reinforcement bearing diagonal beam is provided between the support and tubular metal crossbeam on connection chassis；Energy-absorption box is made using sheet metal, and energy-absorption box is hollow structure.
Further restriction to above-mentioned technical proposal：Strengthen bearing diagonal beam and connection chassis with support made using sheet metal；The structure of energy-absorption box：Metal sheet forming is adopted for hollow tubular structure, the two ends of hollow tubular structure are blocked by blanking cover.
Further restriction to above-mentioned technical proposal：Tubular metal is horizontal, the support on connection chassis, reinforcement bearing diagonal beam and energy-absorption box adopt carbon steel or aluminum alloy materials.
Further restriction to above-mentioned technical proposal：1-2 bar reinforcing plates are provided with along its length in tubular metal crossbeam, and in the case where reinforcing plate is not considered, the cross sectional shape of tubular metal crossbeam is：Circular, oval or polygon；The cross sectional shape of energy-absorption box is circular, oval or polygon.
Further restriction to above-mentioned technical proposal：The cross sectional shape of tubular metal crossbeam is tetragon or hexagon；The cross sectional shape of energy-absorption box is tetragon or hexagon.
Further restriction to above-mentioned technical proposal：When energy-absorption box material therefor is carbon steel, sheet metal thickness is adopted for 1.2-2.0 millimeters；When energy-absorption box material therefor is aluminium alloy, sheet metal thickness is adopted for 2.0-3.0 millimeters；When tubular metal crossbeam material therefor is aluminium alloy, sheet metal thickness is adopted for 3.5-5 millimeters, the thickness of reinforcing plate is 3.5-5 millimeters.
Beneficial effect：A kind of front lower protection boom device of energy absorbing type automobile of the present invention, under impact force effect, energy-absorption box can produce collapse-fold deformation, the purpose for play and consume a large amount of impact kinetic energies, reaching buffering, so as to improve the safety of automobile itself and the security performance of opponent vehicle, it is ensured that the safety of vehicle crew.Meanwhile, with characteristics such as lightweight, crash compatibility height, high intensity.During using aluminum alloy materials, weight is lighter compared to existing technology.
Description of the drawings
Fig. 1 is the product structure schematic diagram of the present invention.
Fig. 2 is the cross sectional shape schematic diagram of tubular metal crossbeam in the present invention.
Specific embodiment
The front lower protection boom device of a kind of energy absorbing type automobile as shown in Figure 1, it is made up of tubular metal crossbeam 1, the support 4 for strengthening bearing diagonal beam 2, energy-absorption box 3 and connection chassis, it is with bolts or be welded as a whole by energy-absorption box 3 between the support 4 on tubular metal crossbeam 1 and connection chassis；Reinforcement bearing diagonal beam 2 is provided between the support 4 and tubular metal crossbeam 1 on connection chassis；Energy-absorption box 3 is made using sheet metal, and energy-absorption box 3 is hollow structure.The material that tubular metal crossbeam 1, reinforcement bearing diagonal beam 2 are adopted is for carbon sheet molding or aluminum alloy series light metal material.
As shown in Fig. 2 being provided with 1-2 bar reinforcing plates along its length in tubular metal crossbeam, in the case where reinforcing plate is not considered, the section of beam of tubular metal crossbeam 1 is generally circular in shape（Label a）, rectangle（Label b, c）, square（Label d）, hexagon（Label e, f）, spill（Label g）Or it is oval（Without expression in Fig. 2）, or other shapes of polygon.The cross sectional shape of energy-absorption box 3 possesses above-mentioned classification as tubular metal crossbeam 1, also.
Tubular metal crossbeam 1 as shown in Figure 1, strengthens the tubulose of high strength carbon steel plate molding that bearing diagonal beam 2 adopts or the light metal material profiled-cross-section tube thickness of aluminum aluminum alloy series for 3.5-5 millimeters.When 3 material therefor of energy-absorption box is carbon steel, sheet metal thickness is adopted for 1.2-2.0 millimeters；When energy-absorption box material therefor is aluminium alloy, sheet metal thickness is adopted for 2.0-3.0 millimeters.
Claims (6)
1. the front lower protection boom device of a kind of energy absorbing type automobile, including tubular metal crossbeam, the supports on two connection chassis, it is characterised in that：It is with bolts or be welded as a whole by an energy-absorption box between the support on tubular metal crossbeam and connection chassis；Reinforcement bearing diagonal beam is provided between the support and tubular metal crossbeam on connection chassis；Energy-absorption box is made using sheet metal, and energy-absorption box is hollow structure.
2. the front lower protection boom device of a kind of energy absorbing type automobile as claimed in claim 1, it is characterised in that：Strengthen bearing diagonal beam and connection chassis with support made using sheet metal；The structure of energy-absorption box：Metal sheet forming is adopted for hollow tubular structure, the two ends of hollow tubular structure are blocked by blanking cover.
3. the front lower protection boom device of a kind of energy absorbing type automobile as claimed in claim 2, it is characterised in that：Tubular metal is horizontal, the support on connection chassis, reinforcement bearing diagonal beam and energy-absorption box adopt carbon steel or aluminum alloy materials.
4. the as claimed in claim 2 or claim 3 front lower protection boom device of a kind of energy absorbing type automobile, it is characterised in that：1-2 bar reinforcing plates are provided with along its length in tubular metal crossbeam, and not considering the situation system of reinforcing plate, the cross sectional shape of tubular metal crossbeam is：Circular, oval or polygon；The cross sectional shape of energy-absorption box is circular, oval or polygon.
5. the front lower protection boom device of a kind of energy absorbing type automobile as claimed in claim 4, it is characterised in that：The cross sectional shape of tubular metal crossbeam is tetragon or hexagon；The cross sectional shape of energy-absorption box is tetragon or hexagon.
6. the front lower protection boom device of a kind of energy absorbing type automobile as claimed in claim 4, it is characterised in that：When energy-absorption box material therefor is carbon steel, sheet metal thickness is adopted for 1.2-2.0 millimeters；When energy-absorption box material therefor is aluminium alloy, sheet metal thickness is adopted for 2.0-3.0 millimeters；When tubular metal crossbeam material therefor is aluminium alloy, sheet metal thickness is adopted for 3.5-5 millimeters, the thickness of reinforcing plate is 3.5-5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510582319.4A CN106515636A (en) | 2015-09-15 | 2015-09-15 | Energy absorption type front lower protective beam device for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510582319.4A CN106515636A (en) | 2015-09-15 | 2015-09-15 | Energy absorption type front lower protective beam device for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106515636A true CN106515636A (en) | 2017-03-22 |
Family
ID=58348278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510582319.4A Pending CN106515636A (en) | 2015-09-15 | 2015-09-15 | Energy absorption type front lower protective beam device for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106515636A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501704A (en) * | 2018-12-28 | 2019-03-22 | 凌云中南工业有限公司 | Bumper anticollision beam assembly |
| WO2019176408A1 (en) * | 2018-03-15 | 2019-09-19 | 株式会社神戸製鋼所 | Structure member for vehicles |
| CN112606784A (en) * | 2021-01-07 | 2021-04-06 | 宁波可挺汽车零部件有限公司 | Collision beam assembly |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008120256A (en) * | 2006-11-13 | 2008-05-29 | Toyota Motor Corp | Shock absorbing structure for vehicle |
| DE102008039513A1 (en) * | 2008-08-23 | 2010-02-25 | Daimler Ag | Carrier arrangement i.e. underride protection device, for vehicle i.e. commercial motor vehicle such as lorry, has supporting elements and cross beam that are formed from extruded sections made of aluminum alloy |
| CN202847620U (en) * | 2012-09-05 | 2013-04-03 | 郑州宇通客车股份有限公司 | Passenger car direct impact energy absorption structure and passenger car with the same |
| CN204956378U (en) * | 2015-09-15 | 2016-01-13 | 东风（十堰）底盘部件有限公司 | Fence rail device under before energy -absorbing type car |
-
2015
- 2015-09-15 CN CN201510582319.4A patent/CN106515636A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008120256A (en) * | 2006-11-13 | 2008-05-29 | Toyota Motor Corp | Shock absorbing structure for vehicle |
| DE102008039513A1 (en) * | 2008-08-23 | 2010-02-25 | Daimler Ag | Carrier arrangement i.e. underride protection device, for vehicle i.e. commercial motor vehicle such as lorry, has supporting elements and cross beam that are formed from extruded sections made of aluminum alloy |
| CN202847620U (en) * | 2012-09-05 | 2013-04-03 | 郑州宇通客车股份有限公司 | Passenger car direct impact energy absorption structure and passenger car with the same |
| CN204956378U (en) * | 2015-09-15 | 2016-01-13 | 东风（十堰）底盘部件有限公司 | Fence rail device under before energy -absorbing type car |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019176408A1 (en) * | 2018-03-15 | 2019-09-19 | 株式会社神戸製鋼所 | Structure member for vehicles |
| JP2019156293A (en) * | 2018-03-15 | 2019-09-19 | 株式会社神戸製鋼所 | Structural member for vehicle |
| CN109501704A (en) * | 2018-12-28 | 2019-03-22 | 凌云中南工业有限公司 | Bumper anticollision beam assembly |
| CN112606784A (en) * | 2021-01-07 | 2021-04-06 | 宁波可挺汽车零部件有限公司 | Collision beam assembly |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170322 |
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| WD01 | Invention patent application deemed withdrawn after publication |