CN220520077U - Multistation multi-angle RGV dolly for power exchange station - Google Patents

Abstract

The utility model relates to a multi-station multi-angle RGV trolley for a power exchange station, which comprises a lifting and transferring device and an RGV trolley arranged on the lifting and transferring device, wherein the lifting and transferring device comprises a bottom plate, a first supporting plate, a second supporting plate and two groups of scissor fork lifting brackets arranged between the first supporting plate and the second supporting plate, wherein the first supporting plate and the second supporting plate move along the Y direction of the bottom plate; the RGV trolley comprises rollers rotatably arranged at four corners of the second supporting plate, a rotating mechanism arranged on the upper surface of the second supporting plate, a third supporting plate arranged on the rotating mechanism, a plurality of groups of power scissor fork supports arranged on the third supporting plate and a storage table correspondingly arranged on each power scissor fork support, wherein the storage table is used for supporting a battery pack; the problem that the existing power-changing trolley is poor in flexibility, one battery pack can be replaced at a time, and working efficiency is low is solved.

Description

Multistation multi-angle RGV dolly for power exchange station

Technical Field

The utility model belongs to the technical field of new energy automobile power conversion, and relates to a multi-station multi-angle RGV trolley for a power conversion station.

Background

Electric heavy truck is receiving a great deal of attention as an environment-friendly new energy automobile. The power of the electric heavy truck comes from the vehicle-mounted battery. In order to save charging residence time, some electric heavy trucks employ removable vehicle-mounted batteries. That is, when the electric heavy truck is about to be powered off, the old storage battery with insufficient electric quantity is detached from the power exchange station, then a new storage battery with full electric quantity is replaced, and the powered-off storage battery is charged in the power exchange station and then is supplied to other electric heavy trucks for use. Therefore, each electric heavy truck only needs to spend the time of replacing the storage battery, and the waiting time for charging is not needed, so that the electric heavy truck naturally brings convenience to a driver.

Although various power exchanging modes exist at present, for example, a battery assembly is automatically exchanged by adopting a movable power exchanging trolley to transport a battery, in the power exchanging process, the battery assembly cannot be easily moved in and out of the vehicle bottom after being carried by the power exchanging trolley due to limited space at the vehicle bottom, for example, the embedded rail mode has high requirement on the integral infrastructure of the power exchanging station, long construction engineering time consumption and poor maneuverability; if the scheme of lifting the vehicle is adopted, the requirement on a lifting mechanism is high, the lifting space is relatively large, the safety control difficulty of the whole process of electricity replacement is high, and the energy consumption is high. In addition, the mode needs to accurately park the vehicle at a determined position of the parking platform, the requirement on parking the vehicle by a driver is high, the flexibility is poor, only one battery pack can be replaced at one time, and the working efficiency is low. Therefore, the improvement of the existing power-changing trolley structure is urgently needed, the structural design is optimized, the overall structure height is reduced, and the flexibility and the working efficiency are improved while the movement is met.

Disclosure of Invention

In view of the above, the utility model provides a multi-station multi-angle RGV trolley for a power exchange station, which aims to solve the problems that the existing power exchange trolley has relatively poor flexibility, can only exchange one battery pack at a time and has relatively low working efficiency.

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

the multi-station multi-angle RGV trolley for the power exchange station comprises a lifting and transferring device and an RGV trolley arranged on the lifting and transferring device, wherein the lifting and transferring device comprises a bottom plate, a first supporting plate, a second supporting plate and two groups of scissor fork lifting brackets arranged between the first supporting plate and the second supporting plate, wherein the first supporting plate and the second supporting plate move along the Y direction of the bottom plate; the RGV trolley comprises rollers rotatably arranged at four corners of a second supporting plate, a rotating mechanism arranged on the upper surface of the second supporting plate, a third supporting plate arranged on the rotating mechanism, a plurality of groups of power scissor fork supports arranged on the third supporting plate and a storage table correspondingly arranged on each power scissor fork support, wherein the storage table is used for supporting a battery pack.

Further, the first slide rails are fixedly arranged on the two sides of the upper surface of the bottom plate, the first slide rails on the two sides of the upper surface of the bottom plate extend along the horizontal Y direction and are parallel to each other, and the first sliding blocks matched with the corresponding first slide rails and the first power components for driving the first sliding blocks to move are fixedly arranged on the two sides of the lower surface of the first supporting plate.

Further, the first power component comprises a first motor and a first speed reducer, the output end of the first motor is connected with the input end of the first speed reducer, and the output end of the first speed reducer is connected with the first sliding block.

Further, first U type draw-in groove is all fixed mounting in first backup pad upper surface and second backup pad lower surface both sides, center articulated scissors fork lifting support four corners articulates in corresponding first U type draw-in groove, fixed mounting has the second slider on one side first U type draw-in groove, fixed mounting has the second slide rail that uses with the cooperation of second slider on corresponding first backup pad upper surface and the second backup pad lower surface, first backup pad upper surface central point puts fixed mounting and has the second power component, the second power component can drive scissors fork lifting support and close or open so that scissors fork lifting support drives RGV dolly in the second backup pad and rise or descend.

Further, the second power component comprises a second motor and a steering reducer, the second motor is connected with a screw rod through the steering reducer, the screw rod is connected with a wedge block through a screw rod nut, a roller is connected to the hinge shaft of the scissor lifting support, and the roller is connected to the inclined upper surface of the wedge block in a rolling mode.

Further, rotary mechanism includes with third backup pad fixed connection's ring gear and with ring gear pivot fixed connection's rotary drive, rotary drive fixes in the second backup pad, and fixed mounting has the scale on the ring gear, can adjust the rotation angle who trades the electric battery package in the third backup pad through the ring gear.

Further, the second U-shaped clamping grooves are fixedly arranged on the upper surface of the third supporting plate and the two sides of the lower surface of the object placing table, four corners of the power scissors fork support with hinged centers are hinged to the corresponding second U-shaped clamping grooves, a third sliding block is fixedly arranged on the second U-shaped clamping grooves on one side, a third sliding rail matched with the third sliding block is fixedly arranged on the upper surface of the corresponding third supporting plate and the lower surface of the object placing table, a third power assembly corresponding to the object placing table is fixedly arranged on the upper surface of the third supporting plate, the third power assembly can drive the power scissors fork support to be closed or opened so that the power scissors fork support drives a battery pack to be lifted or lowered, and the battery pack is replaced by the electric heavy truck.

Further, the third power assembly comprises a third motor and a third speed reducer, the output end of the third motor is connected with the input end of the third speed reducer, the output end of the third speed reducer is connected with the left second U-shaped clamping groove, the third motor can drive the second U-shaped clamping groove to linearly move along the corresponding third sliding rail through the third speed reducer, and then the power scissor fork support drives the object placing table to ascend or descend, and the battery pack on the object placing table is transported to a designated height position under the synergistic effect of the power scissor fork support and the third power assembly.

Further, the unlocking mechanism is arranged on the object placing table and is matched with the battery locking mechanism on the electric heavy truck chassis, after the position of the object placing table relative to the battery is adjusted by the transfer mechanism, the object placing table can be matched with the locking mechanism, the battery can be detached and installed, and specifically, the matched locking and unlocking mechanism is arranged according to the form of the locking mechanism.

Further, the sheet metal shell is sleeved outside the object placing table and the corresponding power scissor fork support, and the sheet metal shell plays a role in protecting the object placing table and the corresponding power scissor fork support.

The utility model has the beneficial effects that:

1. according to the multi-station multi-angle RGV trolley for the power exchange station, disclosed by the utility model, the scissor fork lifting support in the lifting and transferring device can adjust the height of the roller on the second support plate to be matched with the corresponding slide rail, so that the RGV trolley on the second support plate can be driven to move to the bottom of the electric heavy card to be subjected to power exchange along the horizontal X direction to exchange a battery pack, and the applicability is strong.

2. According to the multi-station multi-angle RGV trolley for the power exchange station, disclosed by the utility model, the rotating mechanism on the second supporting plate rotates the object placing table by an angle, so that the power exchange requirements of electric heavy trucks with different parking angles are met. The object placing table on the third supporting plate is used for supporting the battery pack for replacing the battery, a plurality of battery packs for replacing the battery can be transferred simultaneously, and the problems that the existing battery replacing trolley is relatively poor in flexibility and low in working efficiency and only one battery pack can be replaced at a time are solved.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objects and other advantages of the utility model may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.

Drawings

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in the following preferred detail with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of a multi-station multi-angle RGV cart for a power exchange station according to the present utility model;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is a schematic view of the lifting and transferring apparatus shown in FIG. 1;

FIG. 5 is a front view of the lift transfer device of FIG. 1;

FIG. 6 is a schematic view of a multi-station multi-angle RGV trolley for a power exchange station according to the present utility model for removing sheet metal shells;

FIG. 7 is a side view of FIG. 6;

fig. 8 is a front view of fig. 6.

Reference numerals: the lifting device comprises a bottom plate 11, a first supporting plate 12, a second supporting plate 13, a scissor fork lifting support 14, a screw rod 15, a wedge block 16, a screw rod nut 17, a roller 21, a rotating mechanism 22, a third supporting plate 23, a power scissor fork support 24, a storage table 25 and a sheet metal shell 26.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present utility model by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the utility model; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present utility model, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.

The multi-station multi-angle RGV trolley for the power exchange station as shown in fig. 1-8 comprises a lifting and transferring device and an RGV trolley arranged on the lifting and transferring device, wherein the lifting and transferring device comprises a bottom plate 11, a first supporting plate 12, a second supporting plate 13 and two groups of scissor fork lifting brackets 14 arranged between the first supporting plate 12 and the second supporting plate 13, wherein the first supporting plate 12 and the second supporting plate 13 move along the Y direction of the bottom plate 11; first sliding rails are fixedly arranged on two sides of the upper surface of the bottom plate 11, the first sliding rails on two sides of the upper surface of the bottom plate 11 extend along the horizontal Y direction and are parallel to each other, and first sliding blocks matched with the corresponding first sliding rails and first power components for driving the first sliding blocks to move are fixedly arranged on two sides of the lower surface of the first supporting plate 12.

The first power assembly comprises a first motor and a first speed reducer, the output end of the first motor is connected with the input end of the first speed reducer, and the output end of the first speed reducer is connected with the first sliding block; the two sides of the upper surface of the first supporting plate 12 and the lower surface of the second supporting plate 13 are fixedly provided with first U-shaped clamping grooves, four corners of the scissor fork lifting support 14 hinged to the center are hinged to corresponding first U-shaped clamping grooves, a second sliding block is fixedly arranged on the first U-shaped clamping grooves on one side, a second sliding rail matched with the second sliding block is fixedly arranged on the upper surface of the corresponding first supporting plate 12 and the lower surface of the second supporting plate 13, a second power assembly is fixedly arranged at the center of the upper surface of the first supporting plate 12, and the second power assembly can drive the scissor fork lifting support 14 to be closed or opened so that the scissor fork lifting support 14 drives an RGV trolley on the second supporting plate 13 to ascend or descend.

The second power assembly comprises a second motor and a steering reducer, wherein the second motor is connected with a screw rod 15 through the steering reducer, the screw rod 15 is connected with a wedge block 16 through a screw rod 15 nut, a roller 21 is connected to the hinge shaft of the scissor lifting support 14, and the roller 21 is in rolling connection with the inclined upper surface of the wedge block 16. The second motor drives the screw rod 15 to rotate when rotating, the screw rod 15 drives the screw rod nut 17 and the wedge block 16 to translate synchronously after rotating, and the inclined plane guide roller 21 of the wedge block 16 climbs or descends when translating. When the roller 21 climbs a slope, the height of the top end of the scissor lift bracket 14 increases, and when the roller 21 descends a slope, the height of the top end of the scissor lift bracket 14 decreases.

The RGV trolley comprises rollers 21 rotatably arranged at four corners of a second supporting plate 13, a rotating mechanism 22 arranged on the upper surface of the second supporting plate 13, a third supporting plate 23 arranged on the rotating mechanism 22, a plurality of groups of power scissor fork supports 24 arranged on the third supporting plate 23 and a storage table 25 correspondingly arranged on each power scissor fork support 24, wherein the storage table 25 is used for supporting battery packs for replacement, and the RGV trolley can simultaneously support a plurality of groups of power scissor fork supports 24 and the storage table 25 and simultaneously transfer a plurality of battery packs for replacement. The sheet metal shell 26 is sleeved outside the power scissor bracket 24 corresponding to the object placing table 25, and the sheet metal shell 26 plays a role in protecting the object placing table 25 and the power scissor bracket 24 corresponding to the object placing table.

The rotating mechanism 22 is used for rotating the object placing table 25 by an angle to meet the electric power changing requirements of the electric heavy truck with different parking angles. The rotating mechanism 22 comprises a gear ring fixedly connected with the third supporting plate 23 and a rotating drive fixedly connected with a rotating shaft of the gear ring, the rotating drive is fixed on the second supporting plate 13, a graduated scale is fixedly arranged on the gear ring, and the rotating angle of the battery pack on the third supporting plate 23 can be adjusted through the gear ring.

The upper surface of the third supporting plate 23 and the two sides of the lower surface of the object placing table 25 are fixedly provided with second U-shaped clamping grooves, four corners of the power scissors fork support 24 with hinged centers are hinged to the corresponding second U-shaped clamping grooves, a third sliding block is fixedly arranged on the second U-shaped clamping groove on one side, a third sliding rail matched with the third sliding block is fixedly arranged on the upper surface of the corresponding third supporting plate 23 and the lower surface of the object placing table 25, a third power assembly corresponding to the object placing table 25 is fixedly arranged on the upper surface of the third supporting plate 23, and the third power assembly can drive the power scissors fork support 24 to be closed or opened so that the power scissors fork support 24 drives a battery pack on the object placing table 25 to ascend or descend, and the battery pack is replaced by the electric heavy truck. The specific third power assembly comprises a third motor and a third speed reducer, the output end of the third motor is connected with the input end of the third speed reducer, the output end of the third speed reducer is connected with a left second U-shaped clamping groove, the third motor can drive the second U-shaped clamping groove to linearly move along a corresponding third sliding rail through the third speed reducer, and then the power scissor bracket 24 drives the object placing table 25 to ascend or descend, and the battery pack on the object placing table 25 is transported to a designated height position under the synergistic effect of the power scissor bracket 24 and the third power assembly.

The unlocking mechanism is arranged on the object placing table 25 and is matched with a battery locking mechanism on the electric heavy truck chassis, after the position of the object placing table 25 relative to a battery is adjusted by the transfer mechanism, the unlocking mechanism can be matched with the locking mechanism, the battery can be detached and installed, and specifically, the matched locking and unlocking mechanism is arranged according to the form of the locking mechanism.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present utility model, which is intended to be covered by the claims of the present utility model.

Claims (10)

1. The multi-station multi-angle RGV trolley for the power exchange station is characterized by comprising a lifting and transferring device and an RGV trolley arranged on the lifting and transferring device, wherein the lifting and transferring device comprises a bottom plate, a first supporting plate, a second supporting plate and two groups of scissor fork lifting brackets arranged between the first supporting plate and the second supporting plate, wherein the first supporting plate and the second supporting plate move along the Y direction of the bottom plate; the RGV trolley comprises a rotating mechanism arranged on the upper surface of the second supporting plate, a third supporting plate arranged on the rotating mechanism, a plurality of groups of power scissor fork supports arranged on the third supporting plate and a storage table correspondingly arranged on each power scissor fork support, wherein the storage table is used for supporting a battery pack for replacing a battery.

2. The multi-station multi-angle RGV cart for a power exchange station of claim 1, wherein the first sliding rails are fixedly installed at both sides of the upper surface of the base plate, the first sliding rails at both sides of the upper surface of the base plate extend along the horizontal Y direction and are parallel to each other, and the first sliding blocks adapted to the corresponding first sliding rails and the first power assembly for driving the first sliding blocks to move are fixedly installed at both sides of the lower surface of the first supporting plate.

3. The multi-station, multi-angle RGV cart for a power plant of claim 2, wherein the first power assembly comprises a first motor and a first decelerator, an output of the first motor is coupled to an input of the first decelerator, and an output of the first decelerator is coupled to the first slider.

4. The multi-station multi-angle RGV cart for a power exchange station of claim 1, wherein a first U-shaped clamping groove is fixedly installed on both sides of the upper surface of the first support plate and the lower surface of the second support plate, four corners of the scissor fork lifting support with hinged centers are hinged to corresponding first U-shaped clamping grooves, a second sliding block is fixedly installed on the first U-shaped clamping groove on one side, a second sliding rail matched with the second sliding block is fixedly installed on the upper surface of the first support plate and the lower surface of the second support plate, a second power assembly is fixedly installed on the central position of the upper surface of the first support plate, and the second power assembly can drive the scissor fork lifting support to be closed or opened so that the scissor fork lifting support can drive the RGV cart on the second support plate to ascend or descend.

5. The multi-station, multi-angle RGV cart for a power plant of claim 4, wherein the second power assembly comprises a second motor and a steering reducer, the second motor is connected with a screw rod through the steering reducer, the screw rod is connected with a wedge block through a screw rod nut, a roller is connected on a hinge shaft of the scissor fork lifting bracket, and the roller is connected on an inclined upper surface of the wedge block in a rolling manner.

6. The multi-station multi-angle RGV cart for a power exchange station of claim 1, wherein the rotating mechanism comprises a gear ring fixedly connected with the third support plate and a rotating drive fixedly connected with a rotating shaft of the gear ring, the rotating drive is fixed on the second support plate, and a graduated scale is fixedly arranged on the gear ring.

7. The multi-station multi-angle RGV trolley for the power exchange station of claim 1, wherein the upper surface of the third supporting plate and two sides of the lower surface of the object placing table are fixedly provided with second U-shaped clamping grooves, four corners of the power scissor fork support with hinged centers are hinged to corresponding second U-shaped clamping grooves, a third sliding block is fixedly arranged on the second U-shaped clamping groove on one side, a third sliding rail matched with the third sliding block is fixedly arranged on the upper surface of the corresponding third supporting plate and the lower surface of the object placing table, a third power assembly corresponding to the object placing table is fixedly arranged on the upper surface of the third supporting plate, and the third power assembly can drive the power scissor fork support to be closed or opened so that the power scissor fork support drives a battery pack to be replaced on the object placing table to ascend or descend, and the battery pack is replaced on the electric heavy truck.

8. The multi-station multi-angle RGV cart for a power exchange station of claim 7, wherein the third power assembly comprises a third motor and a third speed reducer, an output end of the third motor is connected with an input end of the third speed reducer, an output end of the third speed reducer is connected with a left second U-shaped clamping groove, and the third motor can drive the second U-shaped clamping groove to linearly move along a corresponding third sliding rail through the third speed reducer, so that the power scissor fork support drives the object placing table to ascend or descend.

9. The multi-station, multi-angle RGV cart for a power exchange station of claim 1, wherein the object placing table is provided with an unlocking mechanism, and the unlocking mechanism is matched with a battery locking mechanism on the electric heavy truck chassis.

10. The multi-station multi-angle RGV cart for a power exchange station of claim 1, wherein the object placing table and the corresponding power scissor fork bracket are sleeved with sheet metal shells.