CN111688582B - A welfare vehicle mounting device - Google Patents

Abstract

The present invention discloses a vehicle-mounted device for a welfare vehicle, relating to the technology of welfare vehicles. The device comprises a mounting base fixed to the vehicle floor, located at a position corresponding to the rear cover of the vehicle. A running board mechanism for carrying a wheelchair is mounted on the mounting base. The running board mechanism is driven by a translational drive mechanism for horizontal telescopic movement and by a swing arm mechanism for non-vertical lifting and lowering movement. The swing arm mechanism and the translational drive mechanism are controlled by a central control system. This device is easy to operate and highly safe during use. It can transport a person and a wheelchair simultaneously and is compatible with most wheelchairs on the market.

Description

Welfare car facial make-up device

Technical Field

The invention relates to the technical field of welfare vehicles, in particular to a welfare vehicle loading device.

Background

At present, as the population ages more and more seriously, various physical diseases bring various troubles to the body of the old, and particularly bring a plurality of inconveniences to walking. The prior solution is to equip the old people with inconvenient movement with a wheelchair, but if the old people need to go to a far place or attend the old people's movable gathering, the old people are more heavy and inconvenient to carry and influence the environmental topography, and the old people can only go to the destination by sitting, but the old people have inconvenient movement because the old people do not have the assistance of the wheelchair after arriving at the destination.

Therefore, a new technical improvement is urgently needed to solve the above-mentioned problems.

Disclosure of Invention

The invention provides a loading device for a well-being car, which aims at the defects of the prior art and comprises a fixed seat fixed on a carriage bottom plate, wherein the fixed seat is positioned at a position corresponding to a carriage rear cover, a walking plate mechanism for bearing a wheelchair is arranged on the fixed seat, the walking plate mechanism is driven by a translation driving mechanism to do horizontal telescopic movement and is driven by a swing arm mechanism to do non-vertical lifting movement, and the swing arm mechanism and the translation driving mechanism are controlled by a central control system. The device is convenient to operate, has high safety in the use process, can realize simultaneous carrying and migration of people and wheelchairs, and is suitable for most wheelchairs in the market.

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

The utility model provides a welfare car loading attachment, includes the fixing base 1 that is used for being fixed with the carriage bottom plate, be equipped with a set of mutual symmetry on the fixing base 1 and be used for connecting swing arm supporting seat 1-1 of swing arm mechanism 3, the end-to-end connection of swing arm mechanism 3 has the walking trigger mechanism 2 that is used for bearing the wheelchair, walking trigger mechanism 2 is through translation actuating mechanism 4 drive do horizontal concertina movement, and through swing arm mechanism 3 drive do non-vertical lifting movement, swing arm mechanism 3 with translation actuating mechanism 4 receives central control system 6 control.

Preferably, the fixing base 1 is a rectangular frame formed by a group of mutually symmetrical transverse plates 1-2 and a group of mutually symmetrical vertical plates 1-3, mutually symmetrical limit baffle strips 1-4 for limiting the walking plate mechanism 2 are respectively arranged on the transverse plates 1-2, the swing arm supporting base 1-1 is arranged at the same end of the limit baffle strips 1-4, a group of clamping blocks 1-5 for clamping the walking plate mechanism 2 are respectively arranged at the other ends of the limit baffle strips 1-4, first connecting blocks 1-6 are respectively arranged at adjacent positions of the clamping blocks 1-5, and first slope plates 1-7 are movably connected between the adjacent first connecting blocks 1-6.

Preferably, locking devices 1-8 matched with pull rings at the tail ends of the walking plate mechanisms 2 are further arranged on the vertical plates 1-3 adjacent to the first slope plates 1-7.

Preferably, the walking plate mechanism 2 comprises a walking plate 2-1 for bearing a wheelchair, a group of sliding edges of the walking plate 2-1 are respectively provided with a sliding mechanism 2-2, the sliding mechanism 2-2 is driven by a translation driving mechanism 4 to do horizontal telescopic motion, the horizontal telescopic motion comprises a rack track 2-21 and a pulley track groove 2-22 which are arranged up and down in parallel, and a second slope plate 2-4 which is movably connected through a second connecting block 2-3 is arranged on one outward side of the walking plate 2-1.

Preferably, any one of the sliding mechanisms 2-2 is provided with a handrail 8.

Preferably, a wheelchair locking mechanism 5 is arranged at the central position of the walking plate 2-1, the wheelchair locking mechanism 5 comprises 4 hooks for hooking the wheelchair, the tail ends of the hooks are connected with steel wire ropes, the steel wire ropes are respectively connected with a locking handle through a single-rail pulley, and the purpose of tightening the hooks can be achieved by pulling the locking handle, so that the purpose of fixing wheels of the wheelchair is achieved.

Preferably, the translation driving mechanism 4 comprises a group of limit baffles 4-1 which are symmetrical with each other, a supporting plate 4-2 for supporting the walking plate mechanism 2 is connected between the limit baffles 4-1, a motor 4-3 is arranged on any limit baffle 4-1, a gear 4-4 matched with the rack rail 2-21 is connected on a rotating shaft of the motor 4-3, a group of horizontal transmission pulleys 4-6 are also arranged on the limit baffles 4-1 corresponding to the lower part of the gear 4-4, and the transmission pulleys 4-6 are matched with the pulley rail grooves 2-22.

Preferably, a clutch 4-5 is further arranged between the motor 4-3 and the rack rail 2-21, and the clutch 4-5 is manually controlled by a pin 4-7 arranged at the top.

Preferably, the swing arm mechanism 3 comprises a first arm rod 3-1, a second arm rod 3-2 and a 7-shaped third arm rod 3-3 and a hydraulic cylinder 3-4 which are movably clamped by the swing arm support seat 1-1, the bottom of the hydraulic cylinder 3-4 and the bottom of the second arm rod 3-2 are hinged with the swing arm support seat 1-1 at the same time, the top of a piston of the hydraulic cylinder 3-4 and the top of the first arm rod 3-1 are hinged with the top of the third arm rod 3-3 at the same time, the top of the second arm rod 3-2 and the top of the third arm rod 3-3 are hinged, the first arm rod 3-1 and the second arm rod 3-2 are kept relatively parallel forever, and the bottom end of the third arm rod 3-3 is fixed on the outer side of the limit baffle 4-1.

Preferably, the hydraulic cylinders 3-4 provide pressure through a hydraulic pump system 7, and the hydraulic pump system 7 can be controlled by the central control system 6 to realize automatic control, and can also be controlled manually to achieve the purpose of emergency.

Advantageous effects

The invention provides a welfare vehicle loading device which comprises a fixed seat fixed on a carriage bottom plate, wherein the fixed seat is positioned at a position corresponding to a carriage rear cover, a walking plate mechanism for bearing a wheelchair is arranged on the fixed seat, the walking plate mechanism is driven by a translation driving mechanism to do horizontal telescopic motion and is driven by a swing arm mechanism to do non-vertical lifting motion, and the swing arm mechanism and the translation driving mechanism are controlled by a central control system. The device is convenient to operate, has high safety in the use process, can realize simultaneous carrying and migration of people and wheelchairs, and is suitable for most wheelchairs in the market.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of a well-being car loading device according to the present invention;

fig. 2 is a schematic diagram of a translation driving mechanism driving walking board mechanism of a welfare vehicle loading device according to the present invention;

FIG. 3 is a schematic view of a slide rail mechanism of a loading device for a welfare vehicle;

fig. 4 is a schematic structural view of a fixing seat of the well-being car loading device according to the present invention;

FIG. 5 is a schematic diagram of a swing arm mechanism and a translational drive mechanism of a welfare vehicle loading device according to the present invention;

Fig. 6 is a schematic structural view of a swing arm mechanism of the welfare vehicle loading device according to the present invention;

Fig. 7 is a schematic working diagram of a swing arm mechanism of a welfare vehicle loading device according to the present invention.

The graphic indicia:

1-fixing seat, 1-1-swing arm supporting seat, 1-2-transverse plate, 1-3-vertical plate, 1-4-limit stop bar, 1-5-clamping block, 1-6-first connecting block, 1-7-first slope plate, 1-8-locking device, 2-walking plate mechanism, 2-1-walking plate, 2-2-sliding mechanism, 2-21-rack track, 2-22-pulley track groove, 2-23-stop block, 2-3-second connecting block, 2-4-second slope plate, 3-swing arm mechanism, 3-1-first arm lever, 3-2-second arm lever, 3-3-third arm lever, 3-4-hydraulic cylinder, 4-translation driving mechanism, 4-1-limit stop plate, 4-2-supporting plate, 4-3-motor, 4-4-gear, 4-5-clutch, 4-6-transmission pulley, 4-7-pin, 5-wheelchair locking mechanism, 6-central control system, 7-8-hydraulic pump system.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Welfare mainly refers to a wheelchair which can be used for a person with mobility impairment to directly and conveniently get on and off a vehicle, and in China, some enterprises refer to the wheelchair as a welfare vehicle or a barrier-free vehicle. The invention provides a welfare vehicle loading device, which is shown in figure 1, and comprises a fixed seat 1 used for being fixed with a carriage bottom plate, wherein a group of mutually symmetrical swing arm supporting seats 1-1 used for being connected with a swing arm mechanism 3 are arranged on the fixed seat 1, the tail end of the swing arm mechanism 3 is connected with a walking plate mechanism 2 used for bearing a wheelchair, the walking plate mechanism 2 is driven by a translation driving mechanism 4 to do horizontal telescopic motion and is driven by the swing arm mechanism 3 to do non-vertical lifting motion, and the swing arm mechanism 3 and the translation driving mechanism 4 are controlled by a central control system 6. Specifically, a plurality of people and wheelchairs which are loaded in the carriage by the device can be arranged in the carriage according to the space and the requirement of the carrying capacity.

As an optimization of the embodiment, as shown in FIG. 4, the fixing base 1 is a rectangular frame formed by a group of mutually symmetrical transverse plates 1-2 and a group of mutually symmetrical vertical plates 1-3, a mutually symmetrical limit stop bar 1-4 for limiting the travel of the travel plate mechanism 2 is respectively arranged on the transverse plates 1-2, the structure can ensure that the travel plate mechanism 2 keeps horizontal linear motion, the swing arm supporting base 1-1 is arranged on the transverse plates 1-2 corresponding to the same end of the limit stop bar 1-4 and is positioned at a port of the transverse plates 1-2, which is close to a carriage cover plate, so as to facilitate the movement of the travel plate mechanism 2 out of or into the carriage, a group of clamping blocks 1-5 for clamping the travel plate mechanism 2 are respectively arranged at the other ends of the limit stop bars 1-4, the clamping blocks 1-5 are buckled with the stop blocks 2-23 arranged on the travel plate mechanism 2, as shown in FIG. 3, the stop blocks 2-23 are used for preventing the travel plate mechanism 2 from completely sliding out of the mechanism 3, can effectively reduce the potential safety hazards along the position of the swing arm supporting base 1-4, and enable the first side blocks 1-6 to be connected with the first side blocks 1-6 to be more smoothly moved into the first side of the carriage 1-6, and the first side of the wheelchair device is connected with the first side 7.

As the optimization of safe use, the locking device 1-8 matched with the pull ring at the tail end of the walking plate mechanism 2 is also arranged on the vertical plate 1-3 adjacent to the first slope plate 1-7, and the mechanism can ensure that the walking plate mechanism 2 stays in a carriage stably. In addition, the locking device 1-8 can be connected with the central control system 6 to realize intelligent control, and when automatic control fails, the purpose of locking can be achieved manually, so that double insurance can be realized.

As shown in fig. 4, the walking board mechanism 2 includes a walking board 2-1 for carrying a wheelchair, a group of sliding edges of the walking board 2-1 are respectively provided with a sliding mechanism 2-2, the sliding mechanism 2-2 is driven by a translational driving mechanism 4 to do horizontal telescopic motion, the horizontal telescopic motion includes a rack rail 2-21 and a pulley rail groove 2-22 which are arranged up and down in parallel, a second slope board 2-4 movably connected by a second connecting block 2-3 is arranged on one outward side of the walking board 2-1, and the second slope board 2-4 is used for smooth driving in or driving out of the wheelchair.

In this embodiment, an armrest 8 is further disposed on any of the sliding mechanisms 2-2, and when a person walks on the sliding plate mechanism 2, the person can hold the armrest 8, so that the loading safety is further enhanced, and the psychological burden of the old caused in the working process of the device is also reduced.

As shown in fig. 1 and 2, a wheelchair locking mechanism 5 is disposed at the central position of the walking board 2-1, the wheelchair locking mechanism 5 includes 4 hooks for hooking the wheelchair, the ends of the hooks are connected with steel wires, the steel wires are respectively connected with a locking handle through a single track pulley, and the purpose of tightening the hooks can be achieved by pulling the locking handle, so that the purpose of fixing the wheelchair wheels is achieved. The device is additionally arranged, so that the fixation of wheelchairs of various models in the market can be met, the use is more convenient, and the adaptability is stronger.

As shown in fig. 2 and 3, the translational driving mechanism 4 includes a set of limit baffles 4-1 symmetrical to each other, a support plate 4-2 for supporting the travelling plate mechanism 2 is connected between the limit baffles 4-1, a motor 4-3 may be provided on any limit baffle 4-1, a gear 4-4 matched with the rack rail 2-21 is connected to a rotating shaft of the motor 4-3, a set of horizontal transmission pulleys 4-6 are further provided on the limit baffles 4-1 corresponding to the lower part of the gear 4-4, and the transmission pulleys 4-6 are matched with the pulley rail grooves 2-22. When the motor 4-3 receives a starting instruction sent by the central control system 6, the motor 4-3 moves clockwise or anticlockwise according to the received instruction, the rack rail 2-21 is driven to move forwards or backwards through rotation of the gear 4-4, meanwhile, the transmission pulley 4-6 can drive rotation in the forward and backward movement of the pulley rail groove 2-22, a stabilizing effect is achieved, and the running plate 2-1 can move forwards and backwards smoothly.

As an optimization of the translation driving mechanism 4, a clutch 4-5 is further arranged between the motor 4-3 and the rack rail 2-21, and the clutch 4-5 is manually controlled by a pin 4-7 arranged at the top. According to the arrangement, when the motor goes wrong, the clutch 4-5 can be controlled through the manual pin shaft 4-7, the purpose of separating the gear 4-4 from the rack track 2-21 is achieved, and then horizontal translation of the walking plate mechanism 2 can be achieved manually through hand pushing, so that the device is more practical in emergency situations.

As shown in fig. 5-7, the swing arm mechanism 3 includes a first arm 3-1, a second arm 3-2, and a 7-shaped third arm 3-3 and a hydraulic cylinder 3-4 movably clamped by the swing arm support base 1-1, the bottom of the hydraulic cylinder 3-4 and the bottom of the second arm 3-2 are hinged to the swing arm support base 1-1 at the same time, the top of a piston of the hydraulic cylinder 3-4 and the top of the first arm 3-1 are hinged to the top of the third arm 3-3 at the same time, the top of the second arm 3-2 is hinged to the top of the third arm 3-3, the first arm 3-1 and the second arm 3-2 remain relatively parallel forever, and the bottom end of the third arm 3-3 is fixed on the outer side of the limit baffle 4-1.

In the device, the hydraulic cylinders 3-4 provide pressure through the hydraulic pump system 7, and the hydraulic pump system 7 can be controlled by the central control system 6 to realize automatic control, and can also be controlled manually to achieve the purpose of emergency. The central control system 6 in the system can be a human-computer interaction touch screen or a button control mode. In addition, the power source of the device is provided by the vehicle.

The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims (1)

1. A welfare vehicle upper mounting device, characterized in that it comprises a fixing seat (1) for fixing to a vehicle compartment floor, the fixing seat (1) being provided with a group of mutually symmetrical swing arm support seats (1-1) for connecting to a swing arm mechanism (3), the end of the swing arm mechanism (3) being connected to a walking board mechanism (2) for carrying a wheelchair, the walking board mechanism (2) being driven by a translation drive mechanism (4) to perform horizontal telescopic movement, and being driven by the swing arm mechanism (3) to perform non-vertical lifting movement, the swing arm mechanism (3) and the translation drive mechanism (4) being controlled by a central control system (6); The fixing seat (1) is composed of a group of mutually symmetrical horizontal plates (1-2) and a group of mutually symmetrical vertical plates (1-3) to form a rectangular frame. Mutually symmetrical limit bars (1-4) for limiting the walking of the walking plate mechanism (2) are respectively provided along the horizontal plates (1-2). The swing arm support seat (1-1) is provided at the same end of the limit bars (1-4). A group of clamping blocks (1-5) for clamping the walking plate mechanism (2) are respectively provided at the other end of the limit bars (1-4). First connecting blocks (1-6) are respectively provided at adjacent positions of the clamping blocks (1-5). First ramp plates (1-7) are movably connected between adjacent first connecting blocks (1-6). The first ramp plates (1-7) are used to smoothly and safely move people and wheelchairs stored in the carriage out of the device so as to better enter the carriage for fixing. The walking board mechanism (2) comprises a walking board (2-1) for carrying a wheelchair, a group of sliding edges of the walking board (2-1) are respectively provided with sliding mechanisms (2-2), the sliding mechanisms (2-2) are driven by a translation drive mechanism (4) to perform horizontal telescopic movement, and comprise rack rails (2-21) and pulley rail grooves (2-22) arranged parallel to each other in an upper and lower direction, and a second ramp plate (2-4) movably connected via a second connecting block (2-3) is provided on an outward side of the walking board (2-1) for smooth entry or exit of the wheelchair; Any one of the sliding mechanisms (2-2) is provided with an armrest (8); The translation drive mechanism (4) comprises a group of mutually symmetrical limit baffles (4-1), wherein a support plate (4-2) for supporting the walking plate mechanism (2) is connected between the limit baffles (4-1); a motor (4-3) is provided on any of the limit baffles (4-1), a gear (4-4) matching the rack track (2-21) is connected to the rotating shaft of the motor (4-3), and a group of horizontal transmission pulleys (4-6) are further provided on the corresponding limit baffles (4-1) below the gears (4-4), and the transmission pulleys (4-6) ) matches the pulley track groove (2-22); when the motor (4-3) receives a start instruction from the central control system (6), the motor (4-3) moves clockwise or counterclockwise according to the received instruction, and drives the rack track (2-21) to move forward or backward through the rotation of the gear (4-4). At the same time, the transmission pulley (4-6) drives the rotation during the forward or backward movement of the pulley track groove (2-22), playing a stabilizing role, so that the walking board (2-1) can move forward and backward smoothly; A clutch (4-5) is also provided between the motor (4-3) and the rack track (2-21), and the clutch (4-5) is manually controlled by a pin shaft (4-7) provided on the top; The swing arm mechanism (3) comprises a first arm (3-1), a second arm (3-2), a 7-shaped third arm (3-3) and a hydraulic cylinder (3-4) which are respectively movably clamped by the swing arm support seat (1-1); the bottom of the hydraulic cylinder (3-4) and the bottom of the second arm (3-2) are simultaneously hinged to the swing arm support seat (1-1); the top of the piston of the hydraulic cylinder (3-4) and the top of the first arm (3-1) are simultaneously hinged to the top of the third arm (3-3); The top of the second arm (3-2) is hinged to the top of the third arm (3-3), and the first arm (3-1) and the second arm (3-2) always remain relatively parallel; the bottom end of the third arm (3-3) is fixed to the outside of the limit baffle (4-1); the hydraulic cylinder (3-4) provides pressure through a hydraulic pump system (7), and the hydraulic pump system (7) can be controlled by the central control system (6) to achieve automatic control, and can also be controlled manually to achieve emergency purposes; A wheelchair locking mechanism (5) is provided at the central position of the walking board (2-1), and the wheelchair locking mechanism (5) comprises four hooks for hooking the wheelchair, the ends of the hooks are connected to steel wire ropes, and the steel wire ropes are respectively connected to the locking handles via a monorail pulley, and the hooks can be tightened by pulling the locking handles, thereby achieving the purpose of fixing the wheelchair wheels; A locking device (1-8) is also installed on the vertical plate (1-3) adjacent to the first inclined plate (1-7) and matches the pull ring at the end of the walking plate mechanism (2), so as to ensure that the walking plate mechanism (2) stays securely in the carriage; the locking device (1-8) is connected to the central control system (6) to realize intelligent control, and when the automatic control fails, the locking purpose can be achieved manually, thereby realizing double insurance.