CN104816611B - A kind of cabin door device and the car using the cabin door device - Google Patents

Abstract

A kind of car the invention discloses cabin door device and using the cabin door device.The door-plate of cabin door device is folding door-plate, and fold hinge axes of the hinge axes parallel to turnover hinge of the equivalent hinge of door-plate, so when in use, in the case where needing to seal up luggage compartment, after folding door-plate and integrally being overturn by turnover hinge, then the opening of luggage compartment is sealed up by way of expansion；When needing to open luggage compartment, can be by being converted into each conduplicatio plate for folding door-plate, so that fold the opening that door-plate gets out of the way luggage compartment, and the form turned on turnover hinge can be passed through by the way that door-plate will be folded, the opening degree of the opening of luggage compartment is further increased, therefore cabin door device has the advantages of increase nacelle interior or exterior space utilization rate in the present invention.

Description

A cabin door device and a passenger car using the cabin door device

technical field

The invention relates to a cabin door device and a passenger car using the cabin door device.

Background technique

At present, the door panels of the side doors of the luggage compartment of domestic passenger cars are mostly stamped from steel plates, and the inside of the door panels are provided with reinforcing ribs to increase the overall rigidity of the door. Commercially available passenger car doors mainly have two structures: one is Turn-up, as shown in Figure 1, the hatch and the body compartment are fixed together by the hinge 102, when the hatch 101 is opened, the hatch 101 moves in a circular arc with the hinge 102 central axis as the axis of rotation, and the hatch 101 two There is an air support spring 103 on the side, which is supported by the air support spring after opening, so that the opening mode of this swing-out hatch requires a large space on both sides of the vehicle body, such as a 14-meter-long large-scale tourist bus whose luggage compartment door has a lateral length of If this kind of luggage compartment door is installed on both sides, the space on both sides of the parking space will be at least 5 meters, resulting in a reduction in the number of vehicles parked in the station, which also reduces the utilization rate of parking spaces in the station; An upward movement type, such as a passenger car luggage compartment door translation device disclosed in Chinese patent document 201420024404. When the door is opened, the hatch 201 and the vehicle body can keep a small distance and move upwards in parallel. Although the external space required by this hatch device is not too large when the hatch is opened, the triangular arm 202 will occupy a huge space in the cabin when the hatch is closed. space, resulting in a sharp drop in the utilization of cabin space. In long-distance passenger transport, especially during the Spring Festival, passengers carry a lot of luggage, but this structure hinders the carrying of a large amount of luggage. In summary, the cabin door devices of the two structures are both Failure to make good use of the space, resulting in a waste of resource costs.

Contents of the invention

The object of the present invention is to provide a cabin door device that increases the utilization rate of the interior and exterior spaces of the cabin, and meanwhile, the invention also provides a passenger car using the cabin door device.

In order to achieve the above object, the technical scheme of hatch device among the present invention is as follows:

The cabin door device includes a door panel. The door panel is provided with a flip hinge for being hinged on the cabin body of the luggage compartment of the side wall. The door panel is a folding door panel formed by hinged hinges of two or more folding panels. The hinge axis of the hinge and The hinge axes of the flip hinges are parallel.

A return mechanism for preventing relative expansion of the two adjacent folding plates is provided between them.

The return mechanism includes connecting rods respectively hinged on two adjacent folding plates. The rotation axis of the connecting rods on the folding plates is parallel to the hinge axis of the folding hinge, and the two connecting rods are mutually hinged. bit spring.

At least one of the folding plates is provided with a lock for locking on the compartment body of the luggage compartment.

The lock has dead bolts that can protrude from opposite sides of the folding plate, and the direction of expansion and contraction of the dead bolts is parallel to the hinge axis of the folding hinge.

The technical scheme of passenger car in the present invention is as follows:

Passenger car, including the side wall of the body and the luggage compartment provided on it, the opening of the luggage compartment is equipped with a door device to control the opening and closing state, the door device includes a door panel, and the door panel is provided with a compartment for the luggage compartment hinged on the side wall The flip hinge on the body, the door panel is a folding door panel formed by hinged hinges of two or more folded panels, and the hinge axis of the fold hinge is parallel to the hinge axis of the flip hinge.

A return mechanism for preventing relative expansion of the two adjacent folding plates is provided between them.

The return mechanism includes connecting rods respectively hinged on two adjacent folding plates. The rotation axis of the connecting rods on the folding plates is parallel to the hinge axis of the folding hinge, and the two connecting rods are mutually hinged. bit spring.

At least one of the folding plates is provided with a lock for locking on the compartment body of the luggage compartment.

The lock has dead bolts that can protrude from opposite sides of the folding plate, and the direction of expansion and contraction of the dead bolts is parallel to the hinge axis of the folding hinge.

The door panel of the cabin door device in the present invention is a folding door panel, and the hinge axis of the folding hinge of the folding door panel is parallel to the hinge axis of the turning hinge, so that when in use, when the luggage compartment needs to be sealed, the folding door panel passes through the turning hinge After the whole is overturned, the opening of the luggage compartment is sealed by unfolding; when the luggage compartment needs to be opened, the foldable panels of the folding door panel can be folded so that the folding door panel can open the opening of the luggage compartment, and the opening of the luggage compartment can be opened by The folded door panel further increases the opening degree of the opening of the luggage compartment by turning up the turning hinge. Therefore, compared with the upward-moving hatch door in the present invention, the space occupied by the turning hinge in the luggage compartment is extremely small. Even the space in the luggage compartment is not occupied, so that the waste of space caused by the triangular arm mechanism occupying the space in the luggage compartment can be avoided; compared with the upward-turning hatch door, the turning radius of the folded hatch device will be greatly increased. Smaller than the upturned cabin door, the requirement for the parking space of the passenger car is reduced, the utilization rate of the parking space of the passenger car at the station is improved, and the space utilization rate outside the vehicle body is improved, so that the cabin door device in the present invention has an increased The advantages of space utilization inside and outside the cabin.

Description of drawings

Fig. 1 is a structural schematic diagram of an upturned hatch in the prior art;

Fig. 2 is a structural schematic diagram of an upward-moving hatch in the prior art;

Fig. 3 is the three-dimensional structure schematic diagram of hatch device in the embodiment of passenger car of the present invention;

Fig. 4 is a schematic diagram of the three-dimensional structure of the hatch device in Fig. 3 under another viewing angle;

Fig. 5 is a structural schematic diagram of the hatch device in Fig. 3 in a folded state;

Fig. 6 is a schematic structural view of the movable hinge seat in Fig. 3;

Fig. 7 is a structural schematic diagram of the folding hinge in Fig. 3;

Fig. 8 is a structural schematic diagram of the flip hinge in Fig. 3;

Fig. 9 is a schematic structural view of the return mechanism in Fig. 3;

Fig. 10 is a schematic diagram of the closing process of the hatch device in the embodiment of the passenger car of the present invention.

detailed description

Embodiment of passenger car in the present invention: as shown in Fig. 3 to Fig. 10, this passenger car comprises the luggage compartment that vehicle body 1 and side wall bottom thereof are provided with, the hatch opening of luggage compartment is provided with the hatch of the opening and closing state of control opening Device, the door device is a foldable luggage compartment door, mainly composed of a door panel, a return mechanism, a lock and a support mechanism. Wherein, the door panel is a folding door panel formed by hinged hinges 23 of the upper hinged panel 21 and the lower hinged panel 22. The top of the upper hinged panel 21 is connected with a turning hinge 24 hinged with the cabin body of the luggage compartment. The upper hinged panel 21 The bottom of the bottom is hinged on the top of the lower folding plate 22 by two folding hinges 23 spaced in front and back, and the hinge axis of the folding hinge 23 is parallel to the hinge axis of the turning hinge 24, so that the upper folding plate 21 and the lower folding plate 22 can be vertically opposite to each other. Folding and unfolding; the return mechanism is composed of an upper connecting rod 31, a lower connecting rod 32 and a return spring. There are two upper connecting rods 31 and are respectively hinged on the front and rear sides of the upper folding plate 21, and the lower connecting rod 32 also has two And respectively hinged on the front and rear sides of the lower folding plate 22, the hinge axis of the corresponding connecting rod on the folding plate is parallel to the hinge axis of the folding hinge 23, and the bottom of the upper connecting rod 31 and the top of the lower connecting rod 32 are hinged to each other, and The return spring is a torsion spring assembled between the mutual hinged parts of the upper link 31 and the lower link 32, and the return spring applies an elastic torque to the upper link 31 and the lower link 32 so that the two are relatively closed, so as to pass the upper link 31 and the lower link 32. Connecting rod 31, lower connecting rod 32 and folding hinge 23 form a four-link return mechanism between the upper folding plate 21 and the lower folding plate 22; On the inner side of the lower folding plate 22, two groups of locksets 4 have the same structure, and the front and rear sides of the two groups of locksets 4 respectively have dead bolts that can be retracted back and forth, that is, the telescopic direction of the dead bolts is parallel to the hinge axis of the folding hinge 23; The mechanism is composed of two groups of gas springs 5, one end of the two gas springs 5 is hinged on the cabin body of the luggage compartment, and the other end is hinged on the upper hinge plate 21.

The upper folding plate 21 is composed of three parts: an outer plate 211, an inner plate 212, and a frame. The inner plate 212 is fitted and fixed on the inner surface of the outer plate 211, and the frame is fixed on the inner surface of the inner plate 212. The upper and lower sides of the frame The frame edge is a crossbeam, the front and rear frame edges are vertical beams, and the ends where the vertical beam and the crossbeam meet are transitionally connected by corner reinforcing ribs. The difference between the lower folded plate 22 and the upper folded plate 21 is that there is no inner plate, and the frame is directly fixed on the outer plate. The upper vertical beam of the upper folded plate 21 and the lower vertical beam of the lower folded plate 22 are aligned and fixed, and the bottom of the upper vertical beam and the top of the lower vertical beam are respectively welded with fixed pins extending forward and backward, and the fixed pins are rotatably inserted in the corresponding joints. end of the rod so that the corresponding link is hinged on the hinged plate. A reinforcing rib 215 under the frame is provided on the inner side of the upper folding plate 21 for fixing the folding hinge 23, and the reinforcing rib 215 is a rectangular square steel. One end of the gas spring 5 is hinged on the top of the upper vertical beam 213 through a movable hinge seat 51, and the movable hinge seat 51 is fixed on the top of the upper vertical beam by bolt connection; the other end of the gas spring 5 is hinged in the cabin through a fixed hinge seat On the waist beam of the side wall, the fixed hinge seat is also fixed on the waist beam by means of bolt connection. The turning hinge 24 is connected to the top of the inner plate of the upper folding plate 21, and the turning hinge 24 has a bushing 241 connected to the top of the inner plate and a turning wing 242 hinged on the bushing.

In this embodiment, the edges and ends of the fixed hinge seat, the movable hinge seat, and the connecting rod are chamfered, so that the ends of the connecting rod are made into rounded corners, so as to avoid the hidden danger of sharp corners hurting people. Because the lockset 4 is relatively large, the bottom of the inner side of the upper folded plate 21 and the lower folded plate 22 is provided with a hatch lock seal plate, which is U-shaped and forms a hatch lock seal cavity with the outer plate. There is an inward-facing middle access opening in the middle of the sealing plate, and downward-facing side inspection openings are opened on both sides of the hatch locking sealing plate. Blocking plates are welded at both ends of the hatch locking sealing plate, and a locking tongue is provided on the blocking plate. Retractable lock hole for the installation of the latch deadbolt. Between the upper connecting rod 31 and the lower connecting rod 32 of the return mechanism, a connecting rod bushing and a connecting rod pin are arranged to connect the upper connecting rod 31 and the lower connecting rod 32. When the cabin door is opened, the return spring pulls the lower folding Plate 22 folds automatically, and when hatch door is closed, lockset 4 plays the effect of fixing upper folded plate 21, so as to avoid that last folded plate 21 shakes and affects the rigidity of whole hatch. Therefore, the cabin door device in this embodiment saves materials, reduces weight, and reduces normal costs through a simple structure, and saves the external parking space through the folding mechanism, so that the passenger car can park smoothly in a small space and open the luggage compartment smoothly. , greatly release the interior space of the luggage compartment, improve the utilization rate of the space of the compartment, and improve economic benefits. In general, the present invention can significantly improve the space of the luggage compartment and save parking space.

In the above embodiments, the door panels can be folded and unfolded in the up and down direction to realize the opening and closing of the luggage compartment. In other embodiments, the door panels can also be folded and unfolded in the front and rear directions. Correspondingly, the number of folding plates may be more than two, that is, the opening and closing of the luggage compartment is controlled by folding and unfolding more than three folding plates.

In the above embodiments, the return mechanism is composed of an upper link, a lower link and a return spring, and the return spring is a torsion spring. In other embodiments, the return spring can also be a common cylindrical coil spring. The time return spring can be top mounted between the upper link and the lower link. Correspondingly, the return mechanism can also be composed of a return spring installed between two adjacent folding plates, so that the entire return mechanism can be removed, and the switch can be realized entirely by manual control.

Embodiment of the hatch device in the present invention: the structure of the hatch device in this embodiment is the same as that of the hatch device in the above embodiment, so it will not be described again.

Claims (6)

1. The cabin door device includes a door panel. The door panel is provided with a flip hinge for being hinged on the cabin body of the luggage compartment of the side wall. It is characterized in that the door panel is a folding door panel formed by hinged hinges of two or more folding panels. The hinge axis of the folding hinge is parallel to the hinge axis of the flip hinge, and a return mechanism for preventing the relative expansion of the two adjacent hinge plates is provided between the adjacent two hinge plates. The rotation axis of the rod on the folding plate is parallel to the hinge axis of the folding hinge, and the two connecting rods are hinged to each other. The hinged part of the two connecting rods is equipped with a return spring that pulls the corresponding folding plate to fold automatically when the hatch is opened. 2. The cabin door device according to claim 1, wherein at least one of the hinged panels is provided with a lock for locking on the compartment body of the luggage compartment. 3. The cabin door device according to claim 2, wherein the lock has lock tongues protruding from opposite sides of the folding plate, and the expansion and contraction direction of the lock tongues is parallel to the hinge axis of the hinge. 4. Passenger cars, including the side wall of the body and the luggage compartment provided on it. The opening of the luggage compartment is equipped with a door device that controls the opening and closing state. The door device includes a door panel, and the door panel is provided with a luggage compartment that is hinged to the side wall. The flip hinge on the cabin body is characterized in that the door panel is a folding door panel formed by hinged hinges of two or more folded panels, the hinge axis of the folded hinge is parallel to the hinge axis of the flip hinge, and a hinge is set between two adjacent folded panels. There is a return mechanism for preventing the relative expansion of the two. The return mechanism includes connecting rods respectively hinged on two adjacent folding plates. The rotation axis of the connecting rod on the folding plate is parallel to the hinge axis of the folding hinge, and the two connecting rods are mutually Hinged, the hinged part of the two connecting rods is equipped with a return spring that pulls the corresponding folding plate to automatically fold when the hatch is opened. 5. The passenger car according to claim 4, characterized in that at least one of the folding plates is provided with a lock for locking on the compartment body of the luggage compartment. 6. The passenger car according to claim 5, wherein the lock has lock tongues protruding from opposite sides of the folding plate, and the expansion and contraction direction of the lock tongues is parallel to the hinge axis of the folding hinge.