CN114715073A - Warm air blower pressure chamber plate welding assembly and vehicle - Google Patents
Warm air blower pressure chamber plate welding assembly and vehicle Download PDFInfo
- Publication number
- CN114715073A CN114715073A CN202210045402.8A CN202210045402A CN114715073A CN 114715073 A CN114715073 A CN 114715073A CN 202210045402 A CN202210045402 A CN 202210045402A CN 114715073 A CN114715073 A CN 114715073A
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- Prior art keywords
- plate
- pressure chamber
- welding assembly
- bending
- fan heater
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- 238000003466 welding Methods 0.000 title claims abstract description 27
- 238000005452 bending Methods 0.000 claims abstract description 50
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 27
- 230000002787 reinforcement Effects 0.000 claims description 11
- 230000007704 transition Effects 0.000 claims description 4
- 239000011521 glass Substances 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/34—Protecting non-occupants of a vehicle, e.g. pedestrians
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/34—Protecting non-occupants of a vehicle, e.g. pedestrians
- B60R2021/343—Protecting non-occupants of a vehicle, e.g. pedestrians using deformable body panel, bodywork or components
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a welding assembly of a warm air blower pressure chamber plate and a vehicle, which comprises the warm air blower pressure chamber plate and a front air window reinforcing piece, wherein the front air window reinforcing piece comprises a supporting plate which is matched with a front windshield glass in a parallel mode, the rear edge of the supporting plate extends backwards and downwards to form a first bending plate, the first bending plate extends forwards and downwards to form a second bending plate, and the lower end of the second bending plate extends backwards to form a first overlapping edge fixed with the rear end of the warm air blower pressure chamber plate. It can produce when vehicle and pedestrian bump in people's protection operating mode and warp, and protection pedestrian's head is not hurt, effectively protects pedestrian's safety.
Description
Technical Field
The invention relates to an automobile body engine compartment structure, in particular to a welding assembly of a warm air blower pressure chamber plate and a vehicle.
Background
In recent years, people are increasingly aware of vehicle collision safety, collision regulations and C-NCAP evaluation indexes are increasingly tightened, and with the upgrade and optimization of a 2021 version C-NCAP evaluation system, the requirements for passenger vehicle collision safety are more severe, and the requirements for pedestrian protection are further increased.
Referring to fig. 1, the existing welding assembly for the pressure chamber plate of the fan heater comprises an existing fan heater pressure chamber plate 5 and an existing front windshield reinforcement 6 fixed above the fan heater pressure chamber plate 5, wherein the existing front windshield reinforcement 6 comprises an existing support plate 61 matched with a front windshield 3 in parallel, an existing lap plate 62 connected with the existing fan heater pressure chamber plate 5 and a connecting plate 63 connecting the existing support plate 61 and the existing lap plate 62, and the plane of the connecting plate 63 is basically consistent with the collision direction of the head of a pedestrian after collision, so that the head of the pedestrian cannot be deformed and is seriously injured.
The existing 6-section design of the front air window reinforcement in the existing section structure of the warm air blower pressure chamber plate of the passenger vehicle only needs to ensure the installation and rigidity of a glass surface, and the section structure cannot generate crushing in a pedestrian protection test, so that the head of a dummy is greatly injured, the requirement cannot be met, and the safety of pedestrians cannot be effectively protected when vehicles collide with the pedestrians.
Disclosure of Invention
The invention aims to provide a welding assembly of a warm air blower pressure chamber plate and a vehicle, which can deform when the vehicle collides with a pedestrian under a human protection working condition, protect the head of the pedestrian from being damaged and effectively protect the safety of the pedestrian.
The welding assembly for the pressure chamber plate of the warm air blower comprises the pressure chamber plate of the warm air blower and a front air window reinforcing piece, wherein the front air window reinforcing piece comprises a supporting plate which is matched with a front windshield glass in a parallel mode, the rear edge of the supporting plate extends backwards and downwards to form a first bending plate, the first bending plate extends forwards and downwards to form a second bending plate, and the lower end of the second bending plate extends backwards to form a first overlapping edge fixed with the rear end of the pressure chamber plate of the warm air blower.
Further, first bending plate cross section length is 20~35mm, second bending plate cross section length is 40~50mm, and the contained angle between second bending plate place plane and the horizontal direction is 30~ 40.
Furthermore, fan heater pressure chamber board includes the bottom plate, from the first curb plate of bottom plate front edge upwards extension and from the second curb plate of bottom plate back edge upwards extension, the bottom plate level is arranged and bottom plate lower surface and preceding wallboard overlap joint, and the contained angle between first curb plate place plane and the vertical direction is 5~10, second curb plate rear end is equipped with the level and extends towards the second overlap edge of back, second overlap edge and first overlap edge welded fastening.
Furthermore, a second reinforcing plate extending forwards horizontally is arranged at the upper end of the first side plate, and the length of the cross section of the second reinforcing plate is not less than 20 mm.
Further, the height of the first side plate is not less than 50 mm.
Furthermore, the length of the cross section of the first overlap edge is 18-23 mm, and the length of the cross section of the second overlap edge is 23-28 mm.
Furthermore, the front edge of the supporting plate is provided with a sunken first reinforcing plate, the length of the cross section of the first reinforcing plate is 5-10 mm, the plane where the first reinforcing plate is located is parallel to the plane where the supporting plate is located, and the distance between the plane where the first reinforcing plate is located and the plane where the supporting plate is located is 5-8 mm.
Furthermore, the supporting plate is connected with the first bending plate, the first bending plate is connected with the second bending plate, and the second bending plate is connected with the first lap joint edge through fillet smooth transition.
A vehicle comprises the warm air blower pressure chamber plate welding assembly.
According to the invention, the connecting part between the support plate and the first overlapping edge is decomposed into the first bending plate and the second bending plate, the length of the cross section of the first bending plate is limited to be 20-35 mm, the length of the cross section of the second bending plate is 40-50 mm, and the included angle between the plane of the second bending plate and the horizontal direction is 30-40 degrees, so that the support rigidity requirement of the front windshield glass is met by the fan heater pressure chamber plate welding assembly in a static state, and under the action of instant impact force in collision, the first bending plate and the second bending plate can be bent and deformed, the head of a pedestrian is protected from being injured, and the head safety of the pedestrian is effectively protected.
Drawings
FIG. 1 is a schematic structural diagram of a pressure chamber plate welding assembly of a conventional fan heater;
FIG. 2 is a schematic structural diagram of a plate welding assembly of a pressure chamber of a fan heater according to the present invention;
FIG. 3 is a schematic view of the connection between the plate welding assembly of the pressure chamber of the fan heater and the glass according to the present invention;
FIG. 4 is a force diagram of a pedestrian protection operating condition;
fig. 5 is a schematic diagram of the deformation of the welding assembly of the pressure chamber plate of the fan heater in collision.
In the figure, 1-front windshield reinforcement, 11-supporting plate, 12-first bending plate, 13-second bending plate, 14-first overlapping edge, 15-first reinforcing plate, 2-warm air blower pressure chamber plate, 21-bottom plate, 22-first side plate, 23-second side plate, 24-second overlapping edge, 25-second reinforcing plate, 3-front windshield glass, 4-structural adhesive, 5-existing warm air blower pressure chamber plate, 6-existing front windshield reinforcement, 61-existing supporting plate, 62-existing overlapping plate, 63-connecting plate.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 2 to 4, the welding assembly for the pressure chamber plate of the warm air blower comprises a warm air blower pressure chamber plate 2 and a front air window reinforcement 1, wherein the front air window reinforcement 1 comprises a support plate 11 which is connected with a front windshield glass 3 through a structural adhesive 4 and is in parallel fit with the front windshield glass, the rear edge of the support plate 11 extends backwards and downwards to form a first bending plate 12, the first bending plate 12 extends forwards and downwards to form a second bending plate 13, and the lower end of the second bending plate 13 extends backwards to form a first overlapping edge 14 which is fixed with the rear end of the warm air blower pressure chamber plate 1. The length of the cross section of the first bending plate 12 is 27.5mm, the length of the cross section of the second bending plate 13 is 45mm, and the included angle between the plane where the second bending plate 13 is located and the horizontal direction is 35 degrees. The connecting part between the support plate 11 and the first overlapping edge 14 is decomposed into a first bending plate 12 and a second bending plate 13, the length of the cross section of the first bending plate 12 is limited to be 27.5mm, the length of the cross section of the second bending plate 13 is limited to be 45mm, and the included angle between the plane of the second bending plate 13 and the horizontal direction is 35 degrees, so that the pressure chamber plate welding assembly of the fan heater can meet the requirement of the support rigidity of a front windshield glass in a static state. Referring to fig. 4, a collision test is performed, referring to fig. 5, when a collision occurs and an instant impact force is applied, the first bending plate 12 and the second bending plate 13 are bent and deformed, so that the head of a pedestrian is protected from being damaged, and the head safety of the pedestrian is effectively protected.
The front edge of the supporting plate 11 is provided with a sunken first reinforcing plate 15, the length of the cross section of the first reinforcing plate 15 is 8mm, the plane where the first reinforcing plate 15 is located is parallel to the plane where the supporting plate 11 is located, the distance between the plane where the first reinforcing plate 15 is located and the plane where the supporting plate 11 is located is 5mm, and the arrangement of the first reinforcing plate 15 improves the front rigidity of the front windshield reinforcement, so that the requirement on the supporting rigidity of the front windshield glass is met in a static state.
The pressure chamber plate 2 of the warm air blower comprises a bottom plate 21, a first side plate 22 and a second side plate 23, wherein the first side plate 22 extends upwards from the front edge of the bottom plate 21, the second side plate 23 extends backwards and upwards from the rear edge of the bottom plate 21, the bottom plate 21 is horizontally arranged, the lower surface of the bottom plate 21 is in lap joint with the front wall plate, an included angle between the plane where the first side plate 22 is located and the vertical direction is 5 degrees, and a second lap joint edge 24 extending backwards horizontally is arranged at the rear end of the second side plate 23. The second overlap edge 24 and the first overlap edge 21 are welded and fixed, the length of the cross section of the first overlap edge 14 is 20mm, the length of the cross section of the second overlap edge 24 is 25mm, the front air window reinforcement 1 and the heater unit pressure chamber plate 2 are connected in a welding mode, and the process performance is good and the cost is low.
The length of the cross section of the bottom plate 21 is not less than 70mm, and the rainwater is guaranteed to be dredged. The second side plate 23 serves to connect the bottom plate 21 and the second overlapping edge 24 without any other special design requirements.
The height of first curb plate 22 is 50mm, and first curb plate 22 upper end is equipped with the level and extends forward second reinforcing plate 25, second reinforcing plate 25 cross section length is 20mm, and the setting of second reinforcing plate 25 has promoted the rigidity of electric fan heater pressure chamber board 2.
The supporting plate 11 is connected with the first bending plate 12, the first bending plate 12 and the second bending plate 13, the second bending plate 13 and the first overlapping edge 14 through round angle smooth transition, and the bottom plate 21 is connected with the first side plate 22, the first side plate 22 and the second reinforcing plate 25, the bottom plate 21 and the second side plate 23, and the second side plate 23 and the second overlapping edge 24 through round angle smooth transition.
A vehicle comprises the warm air blower pressure chamber plate welding assembly.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides a fan heater pressure chamber board welding assembly, includes fan heater pressure chamber board (2) and preceding wind window reinforcement (1), its characterized in that: preceding windscreen reinforcement (1) include with preceding windscreen parallel complex backup pad (11), edge extends to the rear below behind backup pad (11) forms first bending plate (12), first bending plate (12) extend to the front below and form second bending plate (13), second bending plate (13) lower extreme extends towards the back and forms first overlap joint limit (14) fixed with electric fan heater pressure chamber board (2) rear end.
2. The fan heater pressure chamber plate welding assembly according to claim 1, wherein: first bending plate (12) cross section length is 20~35mm, second bending plate (13) cross section length is 40~50mm, and the contained angle between second bending plate (13) place plane and the horizontal direction is 30~ 40.
3. The fan heater pressure chamber plate welding assembly according to claim 1 or 2, wherein: the warm air blower pressure chamber plate (2) comprises a bottom plate (21), a first side plate (22) extending upwards from the front edge of the bottom plate (21) and a second side plate (23) extending backwards and upwards from the rear edge of the bottom plate (21), the bottom plate (21) is horizontally arranged, the lower surface of the bottom plate is in lap joint with the front wall plate, an included angle between the plane where the first side plate (22) is located and the vertical direction is 5-10 degrees, a second lap joint edge (24) extending backwards horizontally is arranged at the rear end of the second side plate (23), and the second lap joint edge (24) is welded and fixed with the first lap joint edge (14).
4. The fan heater pressure chamber plate welding assembly according to claim 3, wherein: the upper end of the first side plate (22) is provided with a second reinforcing plate (25) which horizontally extends forwards, and the length of the cross section of the second reinforcing plate (25) is not less than 20 mm.
5. The fan heater pressure chamber plate welding assembly according to claim 3, wherein: the height of the first side plate (22) is not less than 50 mm.
6. The fan heater pressure chamber plate welding assembly according to claim 3, wherein: the length of the cross section of the first overlap edge (14) is 18-23 mm, and the length of the cross section of the second overlap edge (24) is 23-28 mm.
7. The fan heater pressure chamber plate welding assembly according to claim 1 or 2, wherein: the front edge of the supporting plate (11) is provided with a sunken first reinforcing plate (15), the length of the cross section of the first reinforcing plate (15) is 5-10 mm, the plane where the first reinforcing plate (15) is located is parallel to the plane where the supporting plate (11) is located, and the distance between the plane where the first reinforcing plate (15) is located and the plane where the supporting plate (11) is located is 5-8 mm.
8. The fan heater pressure chamber plate welding assembly according to claim 1 or 2, wherein: backup pad (11) and first board (12), first board (12) and second board (13), the second board (13) and first overlap edge (14) of bending are connected through fillet smooth transition between.
9. A vehicle, characterized in that: the welding assembly of the pressure chamber plate of the warm air blower comprises the welding assembly of the pressure chamber plate of the warm air blower according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210045402.8A CN114715073A (en) | 2022-01-15 | 2022-01-15 | Warm air blower pressure chamber plate welding assembly and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210045402.8A CN114715073A (en) | 2022-01-15 | 2022-01-15 | Warm air blower pressure chamber plate welding assembly and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114715073A true CN114715073A (en) | 2022-07-08 |
Family
ID=82235081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210045402.8A Pending CN114715073A (en) | 2022-01-15 | 2022-01-15 | Warm air blower pressure chamber plate welding assembly and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114715073A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007245874A (en) * | 2006-03-15 | 2007-09-27 | Toyota Motor Corp | Vehicle cowl structure |
| DE202011109253U1 (en) * | 2011-12-03 | 2012-02-27 | Gm Global Technology Operations Llc, ( N.D. Ges. D. Staates Delaware) | Automotive body |
| CN102951206A (en) * | 2011-08-20 | 2013-03-06 | 通用汽车环球科技运作有限责任公司 | Motor vehicle body |
| JP2019131012A (en) * | 2018-01-30 | 2019-08-08 | トヨタ自動車株式会社 | Cowl structure |
| CN209336451U (en) * | 2018-11-28 | 2019-09-03 | 长城汽车股份有限公司 | Front vehicle windshield beam structure and vehicle |
-
2022
- 2022-01-15 CN CN202210045402.8A patent/CN114715073A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007245874A (en) * | 2006-03-15 | 2007-09-27 | Toyota Motor Corp | Vehicle cowl structure |
| CN102951206A (en) * | 2011-08-20 | 2013-03-06 | 通用汽车环球科技运作有限责任公司 | Motor vehicle body |
| DE202011109253U1 (en) * | 2011-12-03 | 2012-02-27 | Gm Global Technology Operations Llc, ( N.D. Ges. D. Staates Delaware) | Automotive body |
| CN103129628A (en) * | 2011-12-03 | 2013-06-05 | 通用汽车环球科技运作有限责任公司 | Vehicle body |
| JP2019131012A (en) * | 2018-01-30 | 2019-08-08 | トヨタ自動車株式会社 | Cowl structure |
| CN209336451U (en) * | 2018-11-28 | 2019-09-03 | 长城汽车股份有限公司 | Front vehicle windshield beam structure and vehicle |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220708 |
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| RJ01 | Rejection of invention patent application after publication |