TWI607141B - Vehicle door fixation mechanism - Google Patents

Description

Door fixing mechanism

The invention relates to a door fixing mechanism, in particular to a door fixing mechanism for improving the rigidity of a vehicle and optimizing its handling and stability.

In order to increase the maneuverability (Improved Maneuverability), existing vehicles mainly rely on the setting of the chassis suspension system. Since the vehicle body structure is a single structure, the suspension system of the vehicle is mounted on the structure of the vehicle body. When the suspension system acts, the stress to be applied will relatively cause the load on the vehicle body. Therefore, the rigidity of the vehicle body supporting the suspension system is preferably as good as possible, so that the smaller the distortion amount, the better. When the suspension system is more and more, the more rigid car body structure is needed, so that the suspension system can work perfectly and fully, and the driving dynamics of the car body is more complete.

In addition, the vehicle research report further pointed out that when the vehicle is cornering, changing lanes, or even driving a mountain road, the door will generate inertial force and increase the steering wheel rotation amplitude, thereby affecting the handling and stability of the vehicle. Although the door hook forms a locked state with the lock hook of the vehicle body, so that the door becomes a part of the vehicle body, substantially there is still a gap after the door and the vehicle body are locked. Therefore, when the vehicle is in a driving state such as turning, the door may be displaced and cannot completely close with the vehicle body, thereby causing an increase in the deflection of the steering wheel, thereby reducing the handling of the vehicle.

In view of this, the creator has made great efforts to solve the above problems by focusing on the above-mentioned prior art, and has devoted himself to the application of the theory, that is, the goal of the creator's improvement.

An object of the present invention is to provide a door fixing mechanism in which each elastic rolling assembly elastically abuts the door panel to improve the rigidity of the vehicle and optimize its handling and stability.

In order to achieve the above object, the present invention provides a door fixing mechanism which is mounted on a vehicle body and is latched with a door, the door is provided with a door panel and a latching slot formed in the door panel and located at the door A door lock assembly inside the board. The latch assembly has a body, a latch extending perpendicularly from a side surface of the body, and two platforms corresponding to the body, wherein each platform is located on two sides of the latch. The fixing structure comprises a cover body and a cover of the buckle and a plurality of elastic rolling assemblies disposed between the platform and the cover, wherein each elastic rolling assembly is elastically displaced between the cover and the platform and rotates relative to the cover .

The present invention also has the following advantages: the elastic rolling assembly of the present invention eliminates (fills in) the gap that may exist between the vehicle body and the door, and makes the vehicle body and the door more encrypted to become a structure. .

Each elastic rolling assembly includes a seat and a rolling member mounted on the support. The rolling member has a roller and a shaft that feeds the roller. The support has a support plate and two support portions vertically disposed on the support plate. The support shaft is erected on each support portion, and the roller rotates relative to the support plate, so that the roller can be elastically displaced on the support. All the supports and the rolling elements of the embodiment are elastic bodies, so that the support and the roller can provide double elasticity and resetting effect, and at the same time, have better absorption collision force and reduce the effect of closing the door.

The cover is provided with a locking hole for the buckle to pass through, a plurality of positioning holes for exposing the rolling elements of the elastic rolling components, and a plurality of pairs of baffles protruding from the inner surface of the cover, and the pair of baffles are disposed at each positioning The opposite sides of the hole. When the roller of each rolling member is subjected to the collision force, the roller itself and the two supporting portions can provide elasticity and restore force, so that the rolling member moves between the cover and the platform to absorb the door when the door is closed. Impact/collision force. In addition, the rotation of each roller can further offset the collision or knocking force when the door is closed, thereby reducing the friction with the door.

10‧‧ ‧ car door

20‧‧‧door panels

30‧‧‧Latch slot

100‧‧‧Door fixing mechanism

110‧‧‧Lock assembly

112‧‧‧Ontology

114‧‧‧Strengthened ribs

120‧‧‧Lock

130‧‧‧ platform

132‧‧‧Positioning holes

134‧‧‧Assembled holes

140‧‧‧Fixed structure

150‧‧‧ Cover

152‧‧‧Lock hole

154‧‧‧Positioning holes

156‧‧ ‧Baffle

158‧‧‧Bump

160‧‧‧Flexible rolling components

170‧‧‧Support

172‧‧‧ board

174‧‧‧Support

176‧‧‧ recess

180‧‧‧Rolling parts

182‧‧‧Roller

184‧‧‧ fulcrum

190‧‧‧Assembled nails

200‧‧‧Lock attachment cover

1 is an exploded view showing the door fixing mechanism of the present invention.

Fig. 2 is a combination view showing the door fixing mechanism of the present invention.

Figure 3 is a cross-sectional view showing the door fixing mechanism of the present invention.

Fig. 4 is a cross-sectional view showing another angle of the door fixing mechanism of the present invention.

Fig. 5 is a cross-sectional view showing still another angle of the door fixing mechanism of the present invention.

FIG. 6 is a schematic view showing the door panel of the present invention with a lock attachment cover attached to the door fixing mechanism.

FIG. 7 is another schematic view showing the door panel mounting lock cover of the present invention abutting against the door fixing mechanism.

The detailed description and technical content of the present invention are set forth in the accompanying drawings.

As shown in FIG. 1 to FIG. 5, the present invention provides a door fixing mechanism 100 which is mounted on a vehicle body (not shown) and latched with a door 10, and the door 10 is provided with a door panel 20 and is opened in the A latching slot 30 of the door panel 20 is locked by a latch 120 mounted on the vehicle body to be locked with a door lock assembly (not shown) provided in the door 10, so that the door is kept closed, for example, completely status.

The door fixing mechanism 100 includes a latch assembly 110 and a fixing structure 140. The latch assembly 110 has a body 112, a latch 120 extending perpendicularly from a surface of the body 112, and two platforms 130 corresponding to the body 112. The platforms 130 are located on two sides of the latch 120. The shape of the body 112 as shown in FIG. 1 is preferably similar to a rectangular shape; however, in other different embodiments, the shape of the body 112 may also be a circular shape, a diamond shape or other suitable shape, and is not limited.

The fixing structure 140 includes a cover body 112 and exposes a cover 150 of the buckle 120 and a plurality of elastic rolling assemblies 160 disposed between the platforms 130 and the cover 150. The shape of the cover 150 as shown in FIG. 1 is preferably similar to a rectangular shape, and is fixed by the cover corresponding to the body 112. In other different embodiments, the cover 150 may be correspondingly changed according to the shape of the body 112. Each of the elastic rolling assemblies 160 is elastically displaced between the cover 150 and each of the platforms 130 and rotated relative to the cover 150.

In the present embodiment, the latch 120 is preferably in the shape of a horseshoe and is fixed to a reinforcing rib 114 of the body 112, for example, by riveting or other suitable manner, wherein the reinforcing rib 114 is a structure slightly protruding from the middle of the body 112. Used to strengthen the rigidity of the body 112. In addition, the main body 112 is further provided with two positioning holes 132 and two assembly holes 134. Each of the positioning holes 132 and each of the assembly holes 134 are formed in each platform 130. Each of the assembly holes 134 is screwed to the vehicle body (not shown) by a fixing member such as a bolt. The number of the positioning holes 132 and the assembly holes 134 is not limited as long as it is increased or decreased as needed.

In the embodiment shown in FIG. 1 and FIG. 3, the second assembly nail 190 is also connected to each of the positioning holes 132. The cover 150 has two protrusions 158 corresponding to the assembly nails 190 to fix the cover 150 to the body 112. Each of the assembly nails 190 is preferably a screw-like rubber nail, and the material thereof is, for example, EPDM (Ethylene Propylene Diene Monomer rubber) or other suitable material. The characteristics of EPDM rubber are elastic deformation under a certain load, and when the load is removed, the original shape is restored.

Each elastic rolling assembly 160 includes a seat 170 and a rolling member 180 mounted on the support 170. The rolling member 180 has a roller 182 and a shaft 184 that pierces the roller 182. The support 170 has a carrier 172, two support portions 174 disposed perpendicularly to the support plate 172, and a recess 176 at the top end of each support portion 174. The support shaft 184 is mounted on the recess 176 of each support portion 174, and the roller 182 is rotated relative to the carrier plate 172 to enable the roller 182 to be elastically displaced on the support 170. However, in other different embodiments, each of the rolling members 180 may also be a ball, and each of the supports 170 is, for example, an arcuate carrier (not shown) that covers the balls.

In addition, all the brackets 170 of the embodiment and the rollers 182 of the rolling elements 180 are all or a part of an elastic body, and the material is also an elastic EPDM or other suitable material. The EPDM rubber will be elastically deformed except under a certain load; when the load is removed, the original shape will be restored. Other properties of EPDM rubber include, for example, weathering resistance, heat/high temperature, ozone resistance, etc., as well as excellent insulation properties. Therefore, the support 170 and the roller 182, which are both elastic materials, can provide double elasticity and resetting effect, and at the same time, have better absorption collision force and reduce the effect of closing the door.

The cover 150 is provided with a latching hole 152 for the latch 120 to pass through, a plurality of positioning holes 154 for exposing the elastic rolling components 160, and a plurality of pairs of baffles 156 protruding from the inner surface of the cover 150. 156 is disposed on opposite sides of each positioning hole 154. The shape of the locking hole 152 shown in FIG. 1 and FIG. 2 is preferably a cross hole for the locking buckle 120 to pass through, and a fixing member (not shown) is inserted into the assembling hole 134 from the locking hole 152. It is fixed to the car body (not shown).

In the embodiment shown in FIGS. 1 to 5, four elastic rolling assemblies 160 are preferably disposed in the four positioning holes 154. Further, each of the supports 170 of each of the elastic rolling assemblies 160 is positioned in the cover 150 by a corresponding two baffle 156. The support shaft 184 of each roller 182 is erected on two branches The support portion 174 protrudes from the space between the two baffles 156 (not shown), so that the support shaft 184 of each roller 182 can be moved up and down between the two baffles 156, and the rollers 182 are stabilized. Turn.

Therefore, when the roller 182 of each rolling member 180 is subjected to the collision force, the roller 182 itself and the two supporting portions 174 can provide elasticity and restore force, so that the rolling member 180 moves (displaces) between the cover 150 and the platform 130 to absorb The impact/collision force when the door is closed. In addition, by the rotation of each roller 182 or the ball, the collision or the striking force when the door is closed can be further offset, thereby reducing the friction with the door.

Referring to FIG. 6 and FIG. 7 together, the door panel 20 is further mounted with at least one lock attachment cover 200 adjacent to the latch slot 30. In the embodiment shown in the figure, four lock applique covers 200 are preferably respectively disposed corresponding to each of the elastic rolling assemblies 160 to abut each of the elastic rolling assemblies 160 to prevent the paint of the door panel 22 from being scratched or Wear and at the same time increase the durability of the door 10 and the fixed structure 100. The material of the lock cover 200 described herein is, for example, polyoxymethylene (POM), also known as plastic steel, which has excellent low friction, wear resistance, excellent dimensional stability, and has metal-like properties. Hardness, strength and rigidity.

When the door 10 is closed from the outer vehicle body (not shown), the latching slot 30 of the door panel 20 is engaged with the buckle 120 of the door fixing mechanism 100, and is locked by the door lock assembly (not shown) in the door 10. The buckle 120. At this time, the lock attachment covers 200 on the door panel 20 respectively collide with the elastic rolling assemblies 160, and each elastic rolling assembly 160 absorbs the collision force and elastically abuts the door panel 20 to fill the door 10 and the vehicle. Inter-body gap (not shown).

In detail, each of the rolling elements 180 and the respective supports 170 of the present embodiment can absorb the gap in the vertical closing direction of the door 10, and realize that the door 10 and the vehicle body (not shown) become a structure, thereby increasing the door. 10 and the rigidity between the car body. This reduces the vehicle's cornering, changing lanes, and even When the climbing state is controlled, the steering wheel is rotated to reduce the handling and stability of the vehicle.

In the above, the embodiments disclosed herein are to be considered as illustrative of the invention and not to limit the invention. The scope of the present invention is defined by the scope of the appended claims, and the legal equivalents thereof are not limited to the foregoing description.

100‧‧‧Door fixing mechanism

110‧‧‧Lock assembly

112‧‧‧Ontology

114‧‧‧Strengthened ribs

120‧‧‧Lock

130‧‧‧ platform

140‧‧‧Fixed structure

150‧‧‧ Cover

152‧‧‧Lock hole

160‧‧‧Flexible rolling components

170‧‧‧Support

172‧‧‧ board

174‧‧‧Support

176‧‧‧ recess

180‧‧‧Rolling parts

182‧‧‧Roller

184‧‧‧ fulcrum

Claims (11)

A door fixing mechanism is mounted on a vehicle body and latched with a door. The door is provided with a door panel and a latching slot formed in the door panel. The door fixing mechanism comprises: a latch assembly. The latch assembly has a body, a latch extending perpendicularly from a side surface of the body, and two platforms corresponding to the body, wherein each platform is located on two sides of the latch; and a fixing structure including a cover The body exposes a cover of the buckle and a plurality of elastic rolling assemblies disposed between the platform and the cover, wherein each of the elastic rolling assemblies is elastically displaced between the cover and each of the platforms and opposite to the cover The cover rotates, and each of the elastic rolling assemblies includes a seat and a rolling member mounted on the seat. The door fixing mechanism of claim 1, wherein the rolling member has a roller and a shaft that passes through the roller, the carrier has a carrier plate, two supporting portions vertically disposed corresponding to the carrier plate, and a recess of each of the support portions, the support shaft is mounted on the concave portion of each of the support portions, and the roller rotates relative to the carrier plate. The door fixing mechanism according to claim 1, wherein each of the rolling members is a ball. The door fixing mechanism according to any one of claims 1 to 3, wherein each of the holders and each of the rolling members is an elastic body and is made of EPDM (ethylene propylene binary rubber). The door fixing mechanism of claim 1, wherein the body is further provided with two positioning holes and two assembly holes, and the positioning holes and the assembly holes are respectively formed on each of the platforms. The door fixing mechanism of claim 5, further comprising two assembling pins that are respectively connected to the positioning holes, and the cover has two protrusions corresponding to the assembly nails, so that the cover is fixed on the body. The door fixing mechanism of claim 6, wherein each of the assembly nails is an elastic body and the material is EPDM. The door fixing mechanism of claim 1, wherein the cover is provided with a locking hole for the buckle to pass through, a plurality of positioning holes for exposing the elastic rolling components, and a protruding surface of the cover. The plurality of pairs of baffles are disposed on opposite sides of each of the positioning holes. The door fixing mechanism according to claim 8, wherein the locking hole has a shape of a cross hole. The door fixing mechanism of claim 1, wherein the door panel is further provided with at least one lock attachment cover adjacent to the latch slot, the lock attachment cover abutting corresponding to each of the elastic rolling assemblies. The door fixing mechanism according to claim 1, wherein the buckle is riveted and fixed to the body, and the buckle is located between the two platforms.