CN215924136U - Swinging type lifting appliance assembly for truck power changing station - Google Patents

Abstract

The utility model relates to a lifting appliance component for a swing type truck power changing station, which comprises a rectangular frame, a lifting hook and a lifting hook driving device, wherein the lifting hook driving device comprises a lifting hook driving device and a lifting hook driving device; a plurality of cross beams are fixed in the rectangular frame, a plurality of lifting hooks are hinged in the cross beams, and the lifting hooks are rotatably arranged on two sides of the rectangular frame in two rows; the hook body of the lifting hook is positioned below the rectangular frame, and the driving handle of the lifting hook is connected to the lifting hook driving device; the lifting hook driving device comprises more than 2 groups of driving mechanisms which operate independently, each driving mechanism comprises a driving swing rod, and one end of each driving swing rod is hinged with the corresponding driving handle; the other end of the driving swing rod is hinged to one end of the linear driving unit, and the linear driving unit only carries out linear telescopic motion. The utility model adopts the swing rods for driving, the structure of parts is simpler, and two groups of parts are respectively driven, so that the driving power can be reduced, the reliability is indirectly improved, and the hoisting requirement can be fully met.

Description

Swinging type lifting appliance assembly for truck power changing station

Technical Field

The utility model relates to a special lifting appliance assembly installed in an intelligent truck battery replacement station for lifting a battery, and belongs to the technical field of new energy automobiles.

Background

With the maturity of the technology and the increasing attention of the national society on environmental protection, the electric automobile technology is rapidly developed in recent years; correspondingly, more and more electric trucks are put into use in factories, docks and other production fields; different from ordinary household car, can utilize evening rest time, the utilization is filled electric pile and is charged electric automobile's battery, in order to satisfy the user demand, the truck is as important production transportation facility, need keep the user state for a long time, when its electric energy exhausts, the preferred is to carry out quick replacement to the battery package, thereby make the truck can be quick drop into in the production once more, so when present industrial and mining enterprise purchase electric truck as transportation facility, generally all need be equipped with special power station that trades of filling, be used for swiftly changing the battery of truck, and concentrate to charge.

The Chinese patent publication No. CN211764962U discloses a heavy truck with battery replacement and charging functions, and discloses a truck structure with battery replacement functions, wherein a battery box capable of being detached and replaced is fixedly arranged at the rear part of a cab and the front part of a cargo platform of the truck; at present, most electric trucks adopt similar layout design, and after a hopper, a carriage and other parts are installed on a cargo platform, batteries can be replaced by only hoisting the batteries from the upper side and horizontally removing the batteries. Therefore, aiming at the battery replacement requirement of the truck, the battery replacement operation mechanism is obviously different from the conventional battery replacement operation mechanism of the electric automobile.

For a battery for a truck, an integral hoisting mode for hoisting the battery from the top is generally adopted, for example, a heavy truck battery unilateral replacement station with Chinese patent publication No. CN110406506A, but the hoisting mode of a cantilever type is adopted, and the problems that the whole extending structure is easy to be stressed and bent and the like exist.

In order to overcome the defects, a power exchanging method and a power exchanging system of an intelligent power exchanging station disclosed in chinese patent publication No. CN112848964A are provided, wherein a set of gantry type hoisting structure is provided, a power exchanging area is located below the hoisting structure, a battery hoisting tool is controlled to move between the power exchanging area and a battery compartment, and a battery is hoisted for replacement. Because the reliable portal frame hoisting structure is adopted, the bending deformation of the frame body is basically avoided, and the battery hoisting process is more stable.

However, by adopting the disclosed intelligent battery replacement station, a battery lifting tool is required to be used for being quickly and reliably butted with a battery assembly, so that the battery assembly is reliably transferred between a truck at a battery replacement station and a charging station of a battery cabin; the battery hanger is one of the core components, and needs to be designed in a specific structure.

Therefore, the accurate design is carried out on some detailed parts of the truck power changing station so as to meet the intelligent power changing requirement of the truck.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a battery lifting appliance for replacing batteries of trucks, which aims to provide a safer and more reliable lifting appliance to serve the charging and replacing of the batteries of the trucks and realize quick and reliable lifting of battery components.

In order to achieve the purpose of the utility model, a battery lifting appliance for truck battery replacement is provided, which is characterized by comprising a rectangular frame, a lifting hook and a lifting hook driving device;

a plurality of cross beams are fixed in the rectangular frame, a plurality of lifting hooks are hinged in the cross beams, and the lifting hooks are rotatably arranged on two sides of the rectangular frame in two rows; the hook body of the lifting hook is positioned below the rectangular frame, and the driving handle of the lifting hook is connected to the lifting hook driving device;

the lifting hook driving device comprises more than 2 groups of driving mechanisms which operate independently, each driving mechanism comprises a driving swing rod, and one end of each driving swing rod is hinged with the corresponding driving handle;

the other end of the driving swing rod is hinged to one end of a linear driving unit, and the linear driving unit only carries out linear telescopic motion; the linear driving unit is telescopic in length, so that the position of one end of the driving swing rod is changed, and the angle of the driving swing rod is changed.

As a further improvement of the present invention, 2 driving swing rods are symmetrically arranged along the linear driving unit;

one end of each of the 2 driving swing rods is hinged to the linear driving unit;

the other ends of the 2 driving swing rods are respectively hinged on the corresponding driving handles of the lifting hooks.

As a further improvement of the utility model, the driving swing rod is hinged with the linear driving unit through a sliding guide block;

a sliding guide strip is fixed on the rectangular frame, and a sliding guide groove is formed in the sliding guide strip; the direction of the sliding guide groove is consistent with the telescopic direction of the linear driving unit;

the sliding guide block is slidably mounted in the sliding guide groove.

Further, when the hook body reaches the turning-in limit position and the turning-out limit position, the sliding guide block is positioned at any end of the sliding guide groove.

As a further improvement of the utility model, the lifting hook comprises a hook body, a rotating shaft, a bearing, a shaft end limiting part, a driving connection and a driving handle;

the hook body is used for supporting the battery butt-joint frame; one end of the hook body is fixed on a rotating shaft, and the rotating shaft is rotatably arranged in the cross beam through a bearing; a shaft end limit is fixed above the bearing, tightly embraces the rotating shaft and abuts against the top of the upper bearing;

and the upper part of the rotating shaft is also fixedly connected with a driving connection, and the driving connection is fixedly connected with a driving handle.

In the utility model, the sliding guide groove not only plays a role in guiding, but also plays a role in limiting; when the driving swing rods on the two sides are equal in length, the driving swing rods can be directly driven by the linear driving element which is directly driven horizontally, but due to lack of limiting, the problems of over swing, clamping caused by swing dead angles and the like can be caused.

The utility model adopts the swing rods for driving, the structure of parts is simpler, and two groups of parts are respectively driven, so that the driving power can be reduced, the reliability is indirectly improved, and the hoisting requirement can be fully met.

Drawings

FIG. 1 is a schematic view of a battery hanger and a battery assembly;

FIG. 2 is a schematic view of the hook assembly of the present invention;

FIG. 3 is a top plan view of the overall structure in a relaxed state of the present invention;

FIG. 4 is a top view of a single-sided structure in a locked state according to the present invention;

fig. 5 is a partially enlarged view illustrating a locked state of the present invention.

Detailed Description

The utility model is further described below with reference to the following figures and specific examples.

As shown in fig. 1, which is a schematic view of the combination of a battery hanger and a battery assembly, a battery docking frame is disposed on the upper portion of the battery assembly and is used for docking with the battery hanger, the battery hanger includes a hanger body, which is installed below a lifting device, a plurality of hooks are protrudingly disposed below the battery hanger and can extend into the battery docking frame, and then the battery hanger is connected with the battery docking frame to achieve locking.

The utility model discloses a lifting appliance component for a swing type truck power changing station, which comprises a rectangular frame 1, a lifting hook 2 and a lifting hook driving device 3; a plurality of cross beams 11 are fixed in the rectangular frame 1, a plurality of lifting hooks 2, preferably 4 lifting hooks 2, are hinged in the cross beams 11 and are respectively positioned at four corners of the rectangular frame 1; the hook body of the hook 2 is positioned below the rectangular frame 1, and the driving handle of the hook 2 is connected to the hook driving device 3; the lifting hook driving device 3 drives the lifting hook 2 to rotate according to the requirement, so that a hook body is positioned on the inner side of the rectangular frame 1 and is not in contact with the battery butt joint frame; or the lifting hook 2 is driven to rotate, so that the hook body rotates outwards relative to the rectangular frame 1, the battery butt-joint frames are hooked correspondingly differently, and the hoisting and fixing are realized.

According to the lifting appliance component for the swing type truck power changing station, the lifting hook 2 is driven in a rotating mode, and specifically as shown in fig. 3, the lifting appliance component comprises a hook body 21, a rotating shaft 22, a bearing 23, a shaft end limiting 24 and a driving connection 25; the hook body 21 is a long straight body for supporting the battery butt-joint frame; one end of the hook body 21 is fixed on a rotating shaft 22, the rotating shaft 22 is rotatably mounted in the cross beam 11 through a bearing 23, and the bearing 23 plays a role of rotating support; preferably, the bearing 23 can be a conical roller bearing, and can bear axial supporting force, namely can bear the gravity of the battery assembly; a shaft end limit 24 is fixed above the bearing 23, the shaft end limit 24 tightly holds the rotating shaft 22 and abuts against the top of the upper bearing 23 to prevent the rotating shaft 22 from loosening in the vertical direction; a drive connection 25 is also fixed to the upper portion of the rotary shaft 22 for connection to a drive lever 26 or the like.

The lifting hook driving device 3 can adopt swing type driving; as shown in fig. 3 and 4, 2 sets of driving mechanisms which operate independently are arranged in the rectangular frame 1 according to the distribution of the hooks 2, each driving mechanism includes a driving swing link 331, one end of each driving swing link 331 is hinged to the driving handle 26, and the other end of each driving swing link 331 is provided with a sliding guide block 332; a sliding guide bar 333 is fixed on the rectangular frame 1, a sliding guide groove 334 is formed in the sliding guide bar, the sliding guide block 332 is slidably mounted in the sliding guide groove 334, and the driving swing rod 331 is hinged to the sliding guide block 332; when the sliding guide block 332 translates left and right along the sliding guide groove 334, the driving swing rod 331 is driven to move and swing, and further the driving handle 26 is driven to rotate around the rotating shaft 22, and finally the hook body 21 is driven to rotate in or out. 1 sliding guide block 332 is used for every 2 driving swing rods 331, so that 2 groups of driving mechanisms which can independently operate are formed.

The sliding guide block 332 is driven by a linear driving element 336, a mounting seat 335 is fixed on the rectangular frame 1, one end of the linear driving element 336 is fixed on the mounting seat 335, and the other end of the linear driving element 336 is fixed with the sliding guide block 332; the linear driving element 336 can be an air cylinder, a hydraulic cylinder, or an electric pushing cylinder, and changes its length to drive the sliding guide block 332 to move left and right, so as to drive the driving swing rod 331 to swing, and finally drive the driving handle 26 and the hook 21 to perform a rotational motion, i.e., move from the state shown in fig. 3 to the state shown in fig. 4, or move in the opposite direction.

The length of the sliding guide groove 334 is set properly, so that the sliding guide block 332 is located at either end of the sliding guide groove 334 when the hook body 21 reaches the turning-in limit position and the turning-out limit position.

In this embodiment, since the slide guide block 332 only horizontally moves along the slide guide groove 334, both ends of the linear driving element 336 may be directly fixed to the slide guide block 332 and the mounting seat 335, respectively, or may be fixed in a hinged manner to eliminate a certain movement gap, as shown in fig. 5.

In this embodiment, the sliding guide groove 334 not only plays a guiding role, but also plays a limiting role; when the driving swing link 331 on the 2 side is equal in length, the driving swing link 331 can be directly driven by the linear driving element 336 which is directly driven horizontally, but due to lack of limit, over swing can be caused, and the problems of clamping caused by swing dead angles and the like exist.

The utility model has simpler part structure, adopts two groups of driving respectively, can reduce driving power and indirectly improves reliability.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (5)

1. The lifting appliance component for the swing type truck power changing station is characterized by comprising a rectangular frame, a lifting hook and a lifting hook driving device;

a plurality of cross beams are fixed in the rectangular frame, a plurality of lifting hooks are hinged in the cross beams, and the lifting hooks are rotatably arranged on two sides of the rectangular frame in two rows; the hook body of the lifting hook is positioned below the rectangular frame, and the driving handle of the lifting hook is connected to the lifting hook driving device;

the lifting hook driving device comprises more than 2 groups of driving mechanisms which operate independently, each driving mechanism comprises a driving swing rod, and one end of each driving swing rod is hinged with the corresponding driving handle;

the other end of the driving swing rod is hinged to one end of a linear driving unit, and the linear driving unit only carries out linear telescopic motion; the linear driving unit is telescopic in length, so that the position of one end of the driving swing rod is changed, and the angle of the driving swing rod is changed.

2. The hoist assembly for the swing type truck replacing power station as claimed in claim 1, wherein 2 driving swing rods are symmetrically arranged along the linear driving unit;

one end of each of the 2 driving swing rods is hinged to the linear driving unit;

the other ends of the 2 driving swing rods are respectively hinged on the corresponding driving handles of the lifting hooks.

3. The hoist assembly for the swing type truck replacing power station as claimed in claim 1, wherein the driving swing link is hinged to the linear driving unit through a sliding guide block;

a sliding guide strip is fixed on the rectangular frame, and a sliding guide groove is formed in the sliding guide strip; the direction of the sliding guide groove is consistent with the telescopic direction of the linear driving unit;

the sliding guide block is slidably mounted in the sliding guide groove.

4. The hanger assembly for swing type truck changing station as claimed in claim 3, wherein the slide guide block is located at either end of the slide guide groove when the hook body reaches the turning-in limit position and the turning-out limit position.

5. The hanger assembly for swing type truck changing station as claimed in claim 1, wherein the lifting hook comprises a hook body, a rotating shaft, a bearing, a shaft end limit, a driving connection, and a driving handle;

the hook body is used for supporting the battery butt-joint frame; one end of the hook body is fixed on a rotating shaft, and the rotating shaft is rotatably arranged in the cross beam through a bearing; a shaft end limit is fixed above the bearing, tightly embraces the rotating shaft and abuts against the top of the upper bearing;

and the upper part of the rotating shaft is also fixedly connected with a driving connection, and the driving connection is fixedly connected with a driving handle.

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