CN207207712U - Car door - Google Patents

Abstract

The utility model discloses a kind of car door.The car door includes：Inner plate of car door；Door anti-collision joist, the door anti-collision joist have front fixing section, rear canned paragraph and the interlude between the front fixing section and the rear canned paragraph, and the front fixing section and the rear canned paragraph are fixed with the inner plate of car door respectively；Reinforcement structure, the reinforcement structure are arranged on the interlude.Car body weight is not only reduced according to the car door of the utility model embodiment, also improves the collision safety performance of vehicle.

Description

Car door

Technical field

Automotive field is the utility model is related to, in particular to a kind of car door.

Background technology

For vehicle when colliding, the stressing conditions of diverse location parts are widely different.In the past in production car door anti-collision Liang Shi, generally use equal strength, the plate of equal thickness are produced, therefore the thickness of plate, intensity all must in process of production It must be chosen according to maximum load, thereby result in the sheet thickness in non-maximum load area and intensity has very big more than needed, so not only make Into the waste of material, car body weight is also add, and thus brings the hidden danger of vehicle collision safety.

Utility model content

The utility model is intended at least solve one of above-mentioned technical problem of the prior art to a certain extent.Therefore, The purpose of this utility model is to propose a kind of car door, and the car door can not only reduce car body weight, additionally it is possible to improve vehicle Collision safety.

Included according to the car door of the utility model embodiment：Inner plate of car door；Door anti-collision joist, the door anti-collision joist have Front fixing section, rear canned paragraph and positioned at the front fixing section and it is described after interlude between canned paragraph, the front fixing section and Canned paragraph is fixed with the inner plate of car door respectively after described；Reinforcement structure, the reinforcement structure are arranged on the interlude.

According to the car door of the utility model embodiment when side impact occurs for vehicle, crew module space can be ensured, protected simultaneously Card collision tail gate can be opened smoothly, so as to improve the collision safety performance of vehicle.

In addition, technical characteristic additional as follows can also be had according to the car door of the utility model above-described embodiment：

According to some embodiments of the utility model, the reinforcement structure is reinforcement pad pasting and is attached to the interlude On at least part surface.

According to some embodiments of the utility model, medial surface and the outside strengthened pad pasting and coat the interlude Face.

According to some embodiments of the utility model, the reinforcement pad pasting is carbon fiber film.

According to some embodiments of the utility model, the length of the interlude is respectively greater than the length of the front fixing section And the length of the rear canned paragraph.

According to some embodiments of the utility model, after there is the front fixing section preceding convex tendon, the rear canned paragraph to have Convex tendon, the interlude have middle convex tendon, and the preceding convex tendon, the middle convex tendon and the rear convex tendon are sequentially connected.

According to some embodiments of the utility model, the area of section of the preceding convex tendon is in increasing trend from front to back, institute It is uiform section to state middle convex tendon, it is described after the area of section of convex tendon taper off from front to back trend.

Above-mentioned car door also includes：Door lock reinforcing plate, the door lock reinforcing plate is fixed on the inner plate of car door, after described Canned paragraph is fixed on the door lock reinforcing plate.

Above-mentioned car door also includes：Inner plate of car door reinforcing plate, the inner plate of car door reinforcing plate are fixed on the inner plate of car door Top upper and positioned at the door anti-collision joist.

According to some embodiments of the utility model, low mode is obliquely fixed on after high before the door anti-collision joist On the inner plate of car door.

Brief description of the drawings

Fig. 1 is the schematic diagram according to the car door of the utility model embodiment；

Fig. 2 is the stereogram of door anti-collision joist；

Fig. 3 is the profile of the A-A in Fig. 2；

Fig. 4 is the profile of the B-B in Fig. 2.

Reference：

It is car door 10, inner plate of car door 1, door anti-collision joist 2, front fixing section 21, preceding convex tendon 211, preceding protrusion flange 212, rear solid Determine section 22, rear convex tendon 221, rear protrusion flange 222, interlude 23, middle convex tendon 231, reinforcement structure 24, positioning hole 25, door lock Reinforcing plate 3, inner plate of car door reinforcing plate 4.

Embodiment

Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model Limitation.

In description of the present utility model, it is to be understood that term " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness The side of the instruction such as degree ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " Position or position relationship are based on orientation shown in the drawings or position relationship, are for only for ease of description the utility model and simplification is retouched State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation, Therefore it is not intended that to limitation of the present utility model.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be Mechanically connect or electrically connect or can communicate with one another；Can be joined directly together, the indirect phase of intermediary can also be passed through Even, can be two element internals connection or two elements interaction relationship.For one of ordinary skill in the art For, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.

The car door 10 according to the utility model embodiment is described in detail with reference to Fig. 1-Fig. 4.

Shown in reference picture 1, inner plate of car door 1, door anti-collision joist 2 can be included according to the car door 10 of the utility model embodiment And reinforcement structure 24.

Shown in reference picture 2, door anti-collision joist 2 has front fixing section 21, rear canned paragraph 22 and positioned at front fixing section 21 with after Interlude 23 between canned paragraph 22.In certain embodiments, front fixing section 21 and rear canned paragraph 22 can respectively with car door Plate 1 is fixed.

Understand that reinforcement structure 24 is arranged on interlude 23, thereby enhances the intensity of interlude 23 with reference to Fig. 4.Work as car Occur side impact when, the intensity of the both ends of door anti-collision joist 2 (i.e. front fixing section 21 and rear canned paragraph 22) is relatively low, therefore front fixing section 21 with rear canned paragraph 22 will produce certain deformation, so as to absorb a part hit caused by energy, touching driver and crew By injury as small as possible when hitting, the intensity of interlude 23 of door anti-collision joist 2 is higher, therefore interlude 23 hardly deforms, Car door 10 will not occurrence of large-area depression, so as to ensure that the space of crew module, at the same also ensure that collision tail gate 10 can Smoothly open, in order to which driver and crew smoothly escape.

In the past when producing door anti-collision joist 2, the thickness of plate, intensity are all chosen according to maximum load, thereby result in non- The waste of the plate in maximum load area, door anti-collision joist 2 of the present utility model can make the sheet thickness of door anti-collision joist 2 according to most Side crops industry is chosen, then by setting reinforcement structure 24, the intensity of the interlude 23 of door anti-collision joist 2 is met requirement, by This avoids the waste of plate, while alleviates car body weight.

Car body weight can not only be mitigated according to the car door 10 of the utility model embodiment, and side impact occurs in vehicle When, crew module space can be ensured, while ensure that colliding tail gate 10 can smoothly open, so as to improve the collision of vehicle peace Full performance.

Alternatively, reinforcement structure 24 strengthens pad pasting to strengthen pad pasting and being attached at least part surface of interlude 23 The intensity of interlude 23 is improved, reduces the deformation of interlude 23 when car door 10 collides, therefore can effectively improve and drive people The living space of member.

Preferably, as shown in figure 4, the medial surface and lateral surface of interlude 23 can be coated by strengthening pad pasting.Can at other In the embodiment of choosing, the medial surface or lateral surface of interlude 23 can also only be coated by strengthening pad pasting.

Further, it can be carbon fiber film to strengthen pad pasting, utilize carbon fibre material high intensity, the characteristic pair of plasticity difference The intensity of interlude 23 is strengthened, so that the bulk strength of door anti-collision joist 2 meets crash requirements, while carbon fiber film Density it is smaller, thus reduce the weight of door anti-collision joist 2.

Preferably, the length of interlude 23 is respectively greater than the length of front fixing section 21 and the length of rear canned paragraph 22, this Sample interlude 23 is notable to the stiffening effect of inner plate of car door 1, and does not influence front fixing section 21 and the performance of rear canned paragraph 22.

Shown in reference picture 2, Fig. 4, front fixing section 21 has preceding convex tendon 211, and rear canned paragraph 22 has rear convex tendon 221, middle Section 23 has middle convex tendon 231, and preceding convex tendon 211, middle convex tendon 231 and rear convex tendon 221 are sequentially connected.When car door 10 collides When, crumple deformation will occur for preceding convex tendon 211, rear convex tendon 221, so as to absorb local collision energy, and then reduce collision impact Injury to occupant.

Preferably, the area of section of preceding convex tendon 211 is in increasing trend from front to back, and middle convex tendon 231 is uiform section, rear convex The area of section of muscle 221 tapers off trend from front to back.

Shown in reference picture 3, Fig. 4, the cross sectional shape of door anti-collision joist 2 is approximate "Ji" type.

Above-mentioned car door 10 can also include door lock reinforcing plate 3, and door lock reinforcing plate 3 is fixed on inner plate of car door 1, rear fixed Section 22 is fixed on door lock reinforcing plate 3, it is preferable that its connected mode is welding.That is, door lock reinforcing plate 3 passes through weldering Connect and be fixed on inner plate of car door 1, rear canned paragraph 22 is fixed by welding on door lock reinforcing plate 3, welding manner it is simple to operate It is and fixed reliable.Certainly in further embodiments, door lock reinforcing plate 3 and inner plate of car door 1, rear canned paragraph 22 and door lock reinforcing plate 3 can also be fixedly linked by the mode such as being spirally connected or riveting.

Specifically as shown in Fig. 2 flange 212 is protruded before being provided with front fixing section 21, after being provided with rear canned paragraph 22 Flange 222 is protruded, two positioning holes 25 are additionally provided with door anti-collision joist 2.During welding, by two positioning holes 25 by preventing car door Hit beam 2 and be placed into correct position, now preceding protrusion flange 212 is bonded with inner plate of car door 1, protrudes flange 222 and door lock reinforcement afterwards Plate 3 is bonded so as to welding, thus completes being welded and fixed for door anti-collision joist 2.

Above-mentioned car door 10 can also include inner plate of car door reinforcing plate 4, and inner plate of car door reinforcing plate 4 is fixed on inner plate of car door 1 Top upper and positioned at door anti-collision joist 2.Inner plate of car door reinforcing plate 4 can increase the intensity of inner plate of car door 1, prevent vehicle Inner plate of car door 1 deforms life security that is excessive and influenceing in-car driver and crew during collision.Now, door anti-collision joist 2 is as a kind of Extra energy-absorbing protection structure, it can further keep out the intrusion of external force, so as to further protect the life of passenger Life safety.

Preferably, mode low after height before door anti-collision joist 2 is obliquely fixed on inner plate of car door 1, thus can be increased Vertical direction entrance door collision prevention girders 2 are to the protection zone of inner plate of car door 1, so as to obtain more preferable stiffening effect.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the feature for combining the embodiment or example description It is contained at least one embodiment or example of the present utility model.In this manual, to the schematic representation of above-mentioned term Necessarily it is directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be Combined in an appropriate manner in any one or more embodiments or example.In addition, those skilled in the art can be by this Different embodiments or example described in specification are engaged and combined.

Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in the scope of the utility model It is interior above-described embodiment to be changed, changed, replaced and modification.

Claims (10)

1. A kind of 1. car door, it is characterised in that including：

   Inner plate of car door；

   Door anti-collision joist, the door anti-collision joist have front fixing section, rear canned paragraph and positioned at the front fixing section with it is described after Interlude between canned paragraph, the front fixing section and the rear canned paragraph are fixed with the inner plate of car door respectively；

   Reinforcement structure, the reinforcement structure are arranged on the interlude.
2. 2. car door according to claim 1, it is characterised in that the reinforcement structure for strengthen pad pasting and be attached to it is described in Between section at least part surface on.
3. 3. car door according to claim 2, it is characterised in that it is described strengthen pad pasting coat the interlude medial surface and Lateral surface.
4. 4. car door according to claim 2, it is characterised in that the reinforcement pad pasting is carbon fiber film.
5. 5. car door according to claim 1, it is characterised in that the length of the interlude is respectively greater than the front fixing section Length and it is described after canned paragraph length.
6. 6. car door according to claim 1, it is characterised in that the front fixing section has preceding convex tendon, the rear canned paragraph With rear convex tendon, the interlude has a middle convex tendon, the preceding convex tendon, the middle convex tendon and it is described after convex tendon sequentially phase Even.
7. 7. car door according to claim 6, it is characterised in that the area of section of the preceding convex tendon is in incrementally to become from front to back Gesture, the middle convex tendon are uiform section, it is described after the area of section of convex tendon taper off from front to back trend.
8. 8. car door according to claim 1, it is characterised in that also include：Door lock reinforcing plate, the door lock reinforcing plate are fixed On the inner plate of car door, the rear canned paragraph is fixed on the door lock reinforcing plate.
9. 9. car door according to claim 1, it is characterised in that also include：Inner plate of car door reinforcing plate, the inner plate of car door add Strong plate is fixed on the inner plate of car door and positioned at the top of the door anti-collision joist.
10. 10. car door according to claim 1, it is characterised in that low mode tilts after high before the door anti-collision joist Ground is fixed on the inner plate of car door.