CN204196842U - Car bonnet jacking apparatus and vehicle - Google Patents
Car bonnet jacking apparatus and vehicle Download PDFInfo
- Publication number
- CN204196842U CN204196842U CN201420280037.XU CN201420280037U CN204196842U CN 204196842 U CN204196842 U CN 204196842U CN 201420280037 U CN201420280037 U CN 201420280037U CN 204196842 U CN204196842 U CN 204196842U
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- car bonnet
- connecting rod
- jacking apparatus
- actuating unit
- vehicle
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Abstract
The utility model discloses a kind of car bonnet jacking apparatus and the vehicle comprising this jacking apparatus.Described jacking apparatus (5) comprises the actuating unit of the vehicle body being fixed on vehicle and is connected to the actuating unit of this actuating unit, this actuating unit is set to the rear portion being connected to car bonnet (1), with the rear portion jack-up by described car bonnet (1), wherein, described actuating unit comprises three-link mechanism, one end of this three-link mechanism is connected to described actuating unit, and the other end is connected to the rear portion of described car bonnet.On the basis of technique scheme, can upspring in the rear portion of car bonnet by the car bonnet jacking apparatus that the utility model provides in collision process, and structure simple, be convenient to install, take up room little.
Description
Technical field
The utility model relates to vehicular field, particularly, relates to a kind of car bonnet jacking apparatus and the vehicle comprising this car bonnet jacking apparatus.
Background technology
Along with the develop rapidly of automotive safety technical merit, the protection of pedestrian is become to the emphasis of automotive crash safety concern in collision process.In the middle of pedestrian's Protection Code rule and new car assessment routine, different from the position of auto against according to pedestrian, pedestrian protecting is divided into three test zones, is respectively automobile front beam region, automotive hood front porch area, automotive hood and windscreen region.In these test zones, the easiest when there is the collision of automobile and pedestrian what cause serious injury to adult pedestrian's head is the collision produced at automotive hood and windscreen region, and this is the difficult point that pedestrian protecting need be captured.
Automotive hood and windscreen region generally comprise the dependency structures such as driving engine, power-assisted steering pump, cover snap-lock, covering hinge; these structural rigidity are all larger; and and protection energy-absorbing space between front cover for vehicle obviously not enough; all relatively more serious to the injury of pedestrian head in an impact, make car load not by relevant authentication or reach target score.
Therefore, the imperative to the protection of pedestrian in collision process of region between car bonnet and windscreen is improved.
In prior art, mainly through two kinds of mode bounced engine covers to protect pedestrian in collision process:
A kind of is the system of initiatively bounced engine cover.In existing active upspring type car bonnet system, by four-bar linkage, upspring in the car bonnet rear portion when colliding, thus increase car bonnet and driving engine etc. compared with the protection energy-absorbing space between rigid structure.The cylinder that four-bar linkage comprises two vertical rods and two cross bars and is in as propulsion source between two vertical rods, when for colliding, two vertical rods are lain on one's side, and cylinder is near upright state.When colliding, the piston rod in cylinder is released, and by two vertical rod jack-up, the cross tube forward upward in double leval jib rises, and then is upspring at the rear portion of car bonnet.But this active upspring type car bonnet mainly exists following defect: this active upspring type car bonnet not only complex structure, use material many, and it is large to take up room.
Another kind is the device of initiatively bounced engine cover, usual dependence control circuit, infrared detector and optical system change-over swith realize, this active upspring type engine cover arrangement not only uses equipment more, and judges whether that there is pedestrian in front by infrared acquisition, and erroneous judgement risk is high.
Utility model content
The purpose of this utility model is to provide a kind of car bonnet jacking apparatus, can not only upspring in the rear portion of car bonnet by this car bonnet jacking apparatus in collision process, increase the space between car bonnet and driving engine, for car bonnet provides deformation space with damp impacts process, thus pedestrian crashes can be avoided on the engine, reduce the extent of injury that pedestrian is subject in collision process, and structure simple, be convenient to install, take up room little.
To achieve these goals, the utility model provides a kind of car bonnet jacking apparatus, this jacking apparatus comprises the actuating unit of the vehicle body being fixed on vehicle and is connected to the actuating unit of this actuating unit, this actuating unit is set to the rear portion being connected to car bonnet, with the rear portion jack-up by described car bonnet, wherein, described actuating unit comprises three-link mechanism, one end of this three-link mechanism is connected to described actuating unit, and the other end is connected to the rear portion of described car bonnet.
Preferably, described three-link mechanism comprises the first connecting rod being connected to described actuating unit, the second connecting rod being connected to described car bonnet and the third connecting rod connected together with described second connecting rod by described first connecting rod, is provided with first and one-time fixes part and move relative to described second connecting rod with third connecting rod described in backstop between described second connecting rod and described third connecting rod.
Preferably, described first connecting rod and described third connecting rod are by hinge, and correspondingly, described second connecting rod and described third connecting rod pass through hinge.
Preferably, described second connecting rod bolt is connected to the rear portion of described car bonnet.
Preferably, described car bonnet jacking apparatus also comprises connecting panel, this connecting panel is parallel to described car bonnet and arranges and bolt is connected to the rear portion of described car bonnet, and described second connecting rod is connected to described connecting panel to be connected to the rear portion of described car bonnet by described connecting panel.
Preferably, described actuating unit also comprises cylinder body and is arranged at the piston in described cylinder body, and described three-link mechanism is connected to described actuating unit by this piston.
Preferably, one end of described first connecting rod is connected to described third connecting rod, and the other end is connected to described piston, and described first connecting rod can move along the axis direction of described cylinder body together with described piston.
Preferably, described cylinder body is provided with second to one-time fix part and move relative to described cylinder body with piston described in backstop.
Preferably, described cylinder body is fixed on the vehicle body of described vehicle.
On the basis of technique scheme, the utility model also provides a kind of vehicle, and this vehicle comprises car bonnet, wherein, described vehicle comprises the car bonnet jacking apparatus that the utility model provides, and this car bonnet jacking apparatus is connected to the rear portion of described car bonnet.
Pass through technique scheme, the car bonnet jacking apparatus that the utility model provides can by the rear portion jack-up of car bonnet, thus the space that can increase between car bonnet and driving engine, for driving engine provides deformation space with damp impacts process, avoid pedestrian crashes on the engine, reduce the extent of injury that in collision process, pedestrian is subject to.Compared with prior art, the car bonnet jacking apparatus that the utility model provides have structure simple, be convenient to install, take up room little advantage.
Other feature and advantage of the present utility model are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for specification sheets, is used from explanation the utility model, but does not form restriction of the present utility model with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the schematic diagram of the detailed description of the invention according to car bonnet jacking apparatus of the present utility model;
Fig. 2 is the mounting structure schematic diagram according to car bonnet jacking apparatus of the present utility model shown in Fig. 1;
Fig. 3 is a part for the scheme of installation according to car bonnet jacking apparatus of the present utility model shown in Fig. 2, wherein, the arrangement relation of damper element, collision sensing device and sensing device is shown;
Fig. 4 is the principle of work schematic diagram of the detailed description of the invention jacking car bonnet according to car bonnet jacking apparatus of the present utility model.
Description of reference numerals
1 car bonnet; 2 collision sensing devices; 3 sensing devices; 4 controllers; 5 jacking apparatus; 51 cylinder bodies; 52 pistons; 53a first connecting rod; 53b second connecting rod; 53c third connecting rod; 54a, 54b plastic pin; 55 small gas detonators; 56a, 56b bearing pin; 57 connecting panels; 6 damper elements.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
In the utility model, for ease of understanding and describing, when not doing contrary explanation, the noun of locality used such as " upper and lower, left and right, inside and outside " typically refers to the upper and lower, left and right, inside and outside of the profile relative to each parts itself, but the above-mentioned noun of locality is not limited to the utility model.
On the one hand, the utility model provides a kind of car bonnet jacking apparatus 5, this jacking apparatus 5 comprises the actuating unit of the vehicle body being fixed on vehicle and is connected to the actuating unit of this actuating unit, this actuating unit is set to the rear portion being connected to car bonnet 1, with the rear portion jack-up by car bonnet 1, wherein, actuating unit comprises three-link mechanism, one end of this three-link mechanism is connected to actuating unit, and the other end is connected to the rear portion of car bonnet 1.When a vehicle is in a collision, the three-link mechanism that actuating unit is actuating unit provides power, and then by the rear portion jack-up of car bonnet 1.
To be arranged in vehicle according to car bonnet jacking apparatus of the present utility model, and referring to figs. 1 through Fig. 4, the utility model will be described in detail below.
As shown in Figure 1, according to the detailed description of the invention of car bonnet jacking apparatus of the present utility model, three-link mechanism comprises the first connecting rod 53a being connected to actuating unit, the second connecting rod 53b being connected to car bonnet 1 and the third connecting rod 53c connected together with second connecting rod 53b by first connecting rod 53a, is provided with first and one-time fixes part and move relative to second connecting rod 53b with backstop third connecting rod 53c between second connecting rod 53b and third connecting rod 53c.
Can be connected in several ways between first connecting rod 53a with third connecting rod 53c, between second connecting rod 53b with third connecting rod 53c, as long as can make can be pivoted relative to each other between first connecting rod 53a and third connecting rod 53c, between second connecting rod 53b and third connecting rod 53c, the utility model does not limit this.Such as, first connecting rod 53a and third connecting rod 53c is hinged by bearing pin 56a, and correspondingly, second connecting rod 53b and third connecting rod 53c is hinged by bearing pin 56b.
Second connecting rod 53b can be connected to the rear portion of car bonnet 1 in several ways, such as, second connecting rod 53b can be connected to the rear portion of car bonnet 1 by bolt, to make having fixing angle between third connecting rod 53c and car bonnet, is also convenient to dismounting and the installation of three-link mechanism.
Above-mentioned second connecting rod 53b is for being directly connected in car bonnet 1, but, according in the another kind of embodiment of car bonnet jacking apparatus of the present utility model, in order to avoid damaging car bonnet in the dismounting of second connecting rod 53b and the process of installation, second connecting rod 53b can be connected to car bonnet 1 indirectly, that is: car bonnet jacking apparatus 5 also comprises connecting panel 57, this connecting panel 57 is parallel to car bonnet 1 and arranges and bolt is connected to the rear portion of car bonnet 1, and second connecting rod 53b is connected to connecting panel 57 to be connected to the rear portion of car bonnet 1 by connecting panel 57.
The piston 52 that actuating unit also comprises cylinder body 51 and is arranged in cylinder body 51, three-link mechanism is connected to actuating unit by this piston 52, and when actuating unit promotion piston 52 moves along cylinder body 51, piston 52 promotes the motion of three-link mechanism.
Particularly, one end of first connecting rod 53a is connected to third connecting rod 53c, and the other end is connected to piston 52, and first connecting rod 53a can move along the axis direction of cylinder body 51 together with piston 52, thinks that first connecting rod 53a provides directional tagging.In this case, when piston 52 promote first connecting rod 53a move right time, first connecting rod 53a promotes third connecting rod 53c upward movement by second connecting rod 53b, thus the rear portion of jack-up car bonnet 1.
In order to prevent External Force Acting from making three-link mechanism generation N/R move, cylinder body 51 being provided with second and one-time fixing part and move relative to cylinder body 51 with backstop piston 52.In conjunction with the description above one-time fixing part to first, one-time fix part and second by first and one-time fix part, in the situation (jolting of such as vehicle) of the collision of non-pedestrian and vehicle, the motion of three-link mechanism can be avoided.When the collision of pedestrian and vehicle, when namely needing the rear portion of jack-up car bonnet 1, first one-time fixes part fracture, and piston 52 can move along cylinder body 51 under the effect of actuating unit, to promote first connecting rod 53a.In this case, arrange between second connecting rod 53b and third connecting rod 53c second one-time fixes part fracture, and third connecting rod 53c moves relative to second connecting rod 53b.First one-time fix part and second one-time fix part can for plastic pin 54a, 54b.
Cylinder body 51 can be fixed on the vehicle body of vehicle, with in the process of jacking car bonnet 1 for three-link mechanism provides support power.
In addition, actuating unit in the car bonnet jacking apparatus that the utility model provides can be various ways, in a detailed description of the invention of the car bonnet jacking apparatus that the utility model provides, actuating unit can be small gas producer, when this small gas producer is detonated, can by piston 52 for three-link mechanism provides power with the rear portion jack-up by car bonnet 1.
On the other hand, the utility model also provides a kind of vehicle, and this vehicle comprises car bonnet 1, and wherein, vehicle comprises the car bonnet jacking apparatus that the utility model provides, and this car bonnet jacking apparatus is connected to the rear portion of car bonnet 1.As pedestrian and collision happens; small gas producer is detonated; and then by the rear portion jack-up of actuating unit by car bonnet 1; increase the space between car bonnet 1 and driving engine; for vehicle front shroud and car bonnet provide larger deformation space; thus the collision of buffering pedestrian and vehicle, protect pedestrian to greatest extent.
The car bonnet jacking apparatus that the utility model provides is applied in the car bonnet ejection system of vehicle, as shown in Figure 2, Figure 3 and Figure 4, the car bonnet ejection system of vehicle comprises: collision sensing device 2, to sense impact pressure in the damper element 6 inside the front bumper that this collision sensing device 2 is arranged in vehicle; Sensing device 3, this sensing device 3 is connected to collision sensing device 2 to transmit the sense data of collision sensing device 2; Control unit controller 4, the input end of this control unit controller 4 is connected to sensing device 3, compares with the data transmitted by sensing device 3 and the threshold value preset; And according to car bonnet jacking apparatus 5 of the present utility model, this jacking apparatus 5 is connected to the mouth of control unit controller 4; Wherein, the data that sensing device 3 transmits are when exceeding threshold value, jacking apparatus 5 in response to the signal of control unit controller 4 by the rear portion jack-up of car bonnet 1.
In sum, the car bonnet jacking apparatus that the utility model provides can pass through can by the jack-up at the rear portion of car bonnet in collision process, farthest to reduce the injury to pedestrian in collision process, the more important thing is, relative to prior art, the car bonnet jacking apparatus that the utility model provides also have structure simple, be convenient to install, take up room little advantage.Include according to vehicle of the present utility model the car bonnet jacking apparatus that the utility model provides, there is above-mentioned advantage equally.In addition, the vehicle that the utility model provides can improve the degree of protection to pedestrian in the safety of car load and collision process.
Below preferred implementation of the present utility model is described by reference to the accompanying drawings in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the utility model illustrates no longer separately to various possible array mode.
In addition, also can carry out combination in any between various different embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. a car bonnet jacking apparatus, this jacking apparatus (5) comprises the actuating unit of the vehicle body being fixed on vehicle and is connected to the actuating unit of this actuating unit, this actuating unit is set to the rear portion being connected to car bonnet (1), with the rear portion jack-up by described car bonnet (1), it is characterized in that, described actuating unit comprises three-link mechanism, one end of this three-link mechanism is connected to described actuating unit, the other end is connected to the rear portion of described car bonnet (1), described three-link mechanism comprises the first connecting rod (53a) being connected to described actuating unit, be connected to the second connecting rod (53b) of described car bonnet (1) and the third connecting rod (53c) connected together with described second connecting rod (53b) by described first connecting rod (53a).
2. car bonnet jacking apparatus according to claim 1, it is characterized in that, being provided with first between described second connecting rod (53b) and described third connecting rod (53c), to one-time fix part mobile relative to described second connecting rod (53b) with third connecting rod described in backstop (53c).
3. car bonnet jacking apparatus according to claim 2, it is characterized in that, described first connecting rod (53a) is hinged by bearing pin (56a) with described third connecting rod (53c), correspondingly, described second connecting rod (53b) is hinged by bearing pin (56b) with described third connecting rod (53c).
4. car bonnet jacking apparatus according to claim 2, is characterized in that, described second connecting rod (53b) bolt is connected to the rear portion of described car bonnet (1).
5. car bonnet jacking apparatus according to claim 2, it is characterized in that, described car bonnet jacking apparatus also comprises connecting panel (57), this connecting panel (57) is parallel to described car bonnet (1) and arranges and bolt is connected to the rear portion of described car bonnet (1), and described second connecting rod (53b) is connected to described connecting panel (57) to be connected to the rear portion of described car bonnet (1) by described connecting panel (57).
6. according to the car bonnet jacking apparatus in claim 2-5 described in any one, it is characterized in that, described actuating unit also comprises cylinder body (51) and is arranged at the piston (52) in described cylinder body (51), and described three-link mechanism is connected to described actuating unit by this piston (52).
7. car bonnet jacking apparatus according to claim 6, it is characterized in that, one end of described first connecting rod (53a) is connected to described third connecting rod (53c), the other end is connected to described piston (52), and described first connecting rod (53a) can move along the axis direction of described cylinder body (51) together with described piston (52).
8. car bonnet jacking apparatus according to claim 6, is characterized in that, described cylinder body (51) being provided with second, to one-time fix part mobile relative to described cylinder body (51) with piston described in backstop (52).
9. car bonnet jacking apparatus according to claim 6, is characterized in that, described cylinder body (51) is fixed on the vehicle body of described vehicle.
10. a vehicle, this vehicle comprises car bonnet (1), it is characterized in that, described vehicle comprises according to the car bonnet jacking apparatus (5) in claim 1-9 described in any one, and this car bonnet jacking apparatus (5) is connected to the rear portion of described car bonnet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420280037.XU CN204196842U (en) | 2014-05-29 | 2014-05-29 | Car bonnet jacking apparatus and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420280037.XU CN204196842U (en) | 2014-05-29 | 2014-05-29 | Car bonnet jacking apparatus and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204196842U true CN204196842U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420280037.XU Active CN204196842U (en) | 2014-05-29 | 2014-05-29 | Car bonnet jacking apparatus and vehicle |
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| CN (1) | CN204196842U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112550209A (en) * | 2020-12-17 | 2021-03-26 | 东风汽车有限公司 | Active hood apparatus |
-
2014
- 2014-05-29 CN CN201420280037.XU patent/CN204196842U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112550209A (en) * | 2020-12-17 | 2021-03-26 | 东风汽车有限公司 | Active hood apparatus |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |