CN218949328U - Side-pull carriage bottom plate linkage mechanism and vehicle - Google Patents

Abstract

The utility model relates to the technical field of vehicles, in particular to a side-pull compartment bottom plate linkage mechanism and a vehicle, wherein the linkage mechanism comprises a lifting floor, a fixed floor and a connecting plate, the connecting plate is hinged with the fixed floor, lifting mechanisms are arranged in front of and behind the lifting floor, each lifting mechanism comprises a lifting block and a first roller, a first bearing is arranged on one side, close to the fixed floor, of each lifting block, and each first roller is arranged on each first bearing; the upper part of the lifting block is also provided with a second bearing, and the second bearing is provided with a second roller. This application is through setting up lifting mechanism, transversely installs first gyro wheel at the lifting block, installs the second gyro wheel on the upper portion of lifting block, rises and descends the in-process of going up and down at the lifting floor, through first gyro wheel and second gyro wheel contact with the connecting plate in succession to can not use the special man to operate the connecting plate, save the labour, the second gyro wheel can also provide a holding power to the connecting plate after the lifting floor descends simultaneously.

Description

Side-pull carriage bottom plate linkage mechanism and vehicle

Technical Field

The utility model relates to the technical field of vehicles, in particular to a side-pull compartment bottom plate linkage mechanism and a vehicle.

Background

Currently, in the face of many emergencies, a large number of emergency command vehicles are required to be sent to the scene for command and dispatch, and a large conference room is usually required on the emergency command vehicles for relevant personnel to study and deal with the problems. For the original common carriage of the vehicle, the width is limited, and the remaining movable space is very narrow after the table and the chair are put on, so that the width of the carriage is increased by adopting the side-pull carriage, thereby increasing the use space, and the vehicle with the side-pull carriage body, which can expand towards two sides, is disclosed.

The pulley and the slide rail are installed to the bottom of the side drawing railway carriage or compartment, and general side drawing railway carriage or compartment's length is less than the whole length of vehicle box, often can cause the side drawing railway carriage or compartment floor to highly inconsistent with former railway carriage or compartment floor after drawing the use of side drawing railway carriage or compartment, and then causes personnel in the car inconvenient to walk, consequently the elevating system who adopts in the middle part is connected with the bottom plate, makes things convenient for the side drawing railway carriage or compartment to pull open the back and be in same height with other bottom plates of automobile body.

In order to facilitate overhauling the sliding rail and the pulley, a detachable connecting plate is arranged between the middle floor and the front floor and the rear floor, but each time the side pull carriage is pulled out, the connecting plate needs to be put down manually, and when the side pull carriage is retracted, the connecting plate is pulled upwards manually, and the middle bottom plate can be lifted.

Disclosure of Invention

The utility model provides a side pull box bottom plate linkage mechanism and a vehicle, aiming at the problem that a middle floor needs to be manually put down and pulled up in the lifting process when a side pull box is pulled out and retracted at present.

In order to achieve the above object, the present utility model provides the following technical solutions:

in one aspect, the application provides a side-pull carriage bottom plate linkage mechanism, which comprises a lifting floor, a fixed floor and a connecting plate, wherein the connecting plate is hinged with the fixed floor, lifting mechanisms are arranged in front of and behind the lifting floor, each lifting mechanism comprises a lifting block and a first roller, a first bearing is arranged on one side, close to the fixed floor, of the lifting block, and each first roller is arranged on the first bearing; the upper part of the lifting block is also provided with a second bearing, and the second bearing is provided with a second roller.

The lifting block is provided with the first roller, so that the first roller ascends along with the ascending of the lifting floor, the second roller is contacted with the connecting plate, the connecting plate is inclined, the lifting floor continues to ascend, and the first roller is contacted with the connecting plate, so that the connecting plate is lifted; when the lifting floor descends, the first roller descends, and when the first roller does not contact with the connecting plate after the first roller descends, the connecting plate contacts with the second roller until the lifting floor descends in place. Therefore, the side pull box does not need to be manually pulled to pull the connecting plate when being pulled out or retracted, and labor is saved.

Preferably, the distance between the second bearing and the fixed floor is smaller than the distance between the second bearing and the lifting floor, so that the connecting plate can be in contact with the first roller when the lifting floor descends to a certain distance.

Preferably, the bottom of lift floor installs first installation piece, be equipped with the second installation piece on the lifting piece, second installation piece and lifting piece welding, first installation piece passes through bolted connection with the second installation piece, and the lifting piece is dismantled to simple to operate like this.

Preferably, after the lifting floor descends, the top of the second roller is contacted with the bottom of the connecting plate, so that the second roller can play a role in supporting the connecting plate.

Preferably, one side of the connecting plate, which is close to the lifting floor, is connected with a first overlap block, and the first overlap block is used for connecting the connecting plate with the lifting floor. If the connecting plate is directly contacted with the lifting floor, scratch can be generated, and if the first lapping plate is not adopted in the middle, a gap is reserved between the connecting plate and the lifting floor, so that dust and dregs can enter the sliding rail.

Preferably, the novel U-shaped connecting plate further comprises a second overlap block, wherein the second overlap block is located at the bottom of the first overlap block, the second overlap block is L-shaped, the first overlap block and the second overlap block are connected to form a U-shaped cavity, and the connecting plate is located in the U-shaped cavity. After the second overlap joint piece is connected with the first overlap joint piece, the connecting plate is positioned in the U-shaped cavity and then is connected with the lifting floor through bolts or welding, so that the second overlap joint piece and the first overlap joint piece can provide a force for the connecting plate.

On the other hand, the application also provides a vehicle with the side pull box, which comprises the side pull box bottom plate linkage mechanism.

Compared with the prior art, the utility model has the beneficial effects that: this application is through setting up lifting mechanism, transversely installs first gyro wheel at the lifting block, installs the second gyro wheel on the upper portion of lifting block, rises and descends the in-process of going up and down at the lifting floor, through first gyro wheel and second gyro wheel contact with the connecting plate in succession to can not use the special man to operate the connecting plate, save the labour, the second gyro wheel can also provide a holding power to the connecting plate after the lifting floor descends simultaneously.

Description of the drawings:

FIG. 1 is a side-lift car vehicle with a linkage provided herein;

FIG. 2 is a schematic view of the structure of the linkage mechanism after the lifting floor is completely lifted;

FIG. 3 is a schematic view of the structure of the linkage mechanism after lifting the floor lifting section;

FIG. 4 is a schematic view of the structure of the linkage mechanism after the lifting floor is completely lowered;

FIG. 5 is a schematic view of the structure of the lifting mechanism;

fig. 6 is a left side view of fig. 5.

The marks in the figure: 1-lifting floor, 2-fixed floor, 3-connecting plate, 4-lifting mechanism, 5-lifting block, 6-first gyro wheel, 7-first bearing, 8-second bearing, 9-second gyro wheel, 10-first installation piece, 11-second installation piece, 12-first overlap block, 13-second overlap block.

Detailed Description

The present utility model will be described in detail with reference to the accompanying drawings.

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 2 to 6, the application provides a side-pull carriage bottom plate linkage mechanism, which comprises a lifting floor 1, a fixed floor 2 and a connecting plate 3, wherein the connecting plate 3 is hinged with the fixed floor 2, and lifting mechanisms 4 are arranged on the front and rear sides of the lifting floor 1. The side pull carriage is positioned at the lifting floor 1, and the fixed floor 2 is positioned at the head and the tail of the vehicle.

The lifting mechanism 4 comprises a lifting block 5 and a first roller 6, a first bearing 7 is arranged on one side, close to the fixed floor 2, of the lifting block 5, and the first roller 6 is arranged on the first bearing 7; the upper part of the lifting block 5 is also provided with a second bearing 8, and the second bearing 8 is provided with a second roller 9.

The second bearing 8 is at a distance from the fixed floor 2 which is smaller than the distance of the second bearing 8 from the raised floor 1. The distance between the second bearing 8 and the first bearing 7 is required to be such that when the first roller 6 is not in contact with the connection plate 3, the second roller 9 is in contact with the connection plate 3, so as to prevent abnormal sound caused by falling of the connection plate 3.

The bottom of the lifting floor 1 is provided with a first installation block 10, the lifting block 5 is provided with a second installation block 11, the second installation block 11 is welded with the lifting block 5, and the first installation block 10 is connected with the second installation block 11 through bolts. This facilitates the removal of the lifting mechanism 4.

One side of the connecting plate 3, which is close to the lifting floor 1, is connected with a first joint block 12, and the first joint block 12 is used for connecting the connecting plate 3 with the lifting floor 1. The bottom of first overlap block 12 is connected with second overlap block 13, second overlap block 13 is located the bottom of first overlap block 12, and second overlap block 13 is L type, and first overlap block 12 forms U type cavity after being connected with second overlap block 13, and connecting plate 3 is located U type cavity. The U-shaped cavity enables the connecting plate 3 to be in contact with the first overlap block 12 and the second overlap block 13, so that the stress area is increased, and the stress is reduced.

After the lifting floor 1 descends, the top of the second roller 9 is contacted with the bottom of the connecting plate 3. The height of the second bearing 8 and the second roller 9 is preferably such that when the side pull box is completely pulled out and the lifting floor 1 is lowered to the lowest position, the top of the second roller 9 is in optimal contact with the bottom of the connecting plate 3, so that the second roller 9 can provide a certain supporting force for the connecting plate 3, and the first and second overlapping blocks 12 and 13 are prevented from being stressed limitedly after people step on the connecting plate 3, so that the first overlapping block 12 is broken.

On the other hand, the application also provides a vehicle with the side pull box, which comprises the side pull box bottom plate linkage mechanism, as shown in fig. 1.

The working process comprises the following steps: as shown in fig. 2, the side pull compartment is located at the bottom of the raised floor 1, the first roller 6 is in contact with the connection plate 3, the connection plate 3 is almost perpendicular to the fixed floor 2, and in practice the height of the connection plate 3 is not wide, typically 200mm, so that it is sufficient for a person to get into the car, if it is. When the side pull box needs to be pulled out, the lifting mechanism controls the lifting floor 1 to descend, the first roller 6 moves downwards along the connecting plate 3 until the first roller 9 contacts with the bottom of the connecting plate 3 as shown in fig. 3, the lifting floor 1 continues to descend to the lowest position, the first lap joint block 12 on the connecting plate 3 is lapped on the lifting floor 1, and the top of the second roller 9 contacts with the connecting plate 3 as shown in fig. 4. When the side pull compartment is required to be retracted, the operation is performed according to the sequence of fig. 4, 3 and 2.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (7)

1. The side-pull carriage bottom plate linkage mechanism is characterized by comprising a lifting floor (1), a fixed floor (2) and a connecting plate (3), wherein the connecting plate (3) is hinged with the fixed floor (2), lifting mechanisms (4) are arranged in front of and behind the lifting floor (1), each lifting mechanism (4) comprises a lifting block (5) and a first roller (6), a first bearing (7) is arranged on one side, close to the fixed floor (2), of each lifting block (5), and each first roller (6) is arranged on each first bearing (7); the upper part of the lifting block (5) is also provided with a second bearing (8), and the second bearing (8) is provided with a second roller (9).

2. Side pull compartment floor linkage according to claim 1, characterized in that the distance of the second bearing (8) from the fixed floor (2) is smaller than the distance of the second bearing (8) from the lifting floor (1).

3. The side-pull compartment bottom plate linkage mechanism according to claim 1, wherein a first mounting block (10) is mounted at the bottom of the lifting floor (1), a second mounting block (11) is arranged on the lifting block (5), the second mounting block (11) is welded with the lifting block (5), and the first mounting block (10) is connected with the second mounting block (11) through a bolt.

4. The side pull compartment bottom plate linkage according to claim 2, characterized in that the top of the second roller (9) is in contact with the bottom of the connecting plate (3) after the lifting floor (1) is lowered.

5. The side pull compartment bottom plate linkage mechanism according to claim 1, wherein a first joint block (12) is connected to one side of the connecting plate (3) close to the lifting floor (1), and the first joint block (12) is used for connecting the connecting plate (3) with the lifting floor (1).

6. The side-pull compartment floor linkage mechanism according to claim 5, further comprising a second overlap block (13), wherein the second overlap block (13) is located at the bottom of the first overlap block (12), the second overlap block (13) is L-shaped, the first overlap block (12) and the second overlap block (13) are connected to form a U-shaped cavity, and the connecting plate (3) is located in the U-shaped cavity.

7. A vehicle having a side pull compartment comprising the side pull compartment floor linkage of any one of claims 1-6.

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