CN220314705U - Chargeable and replaceable electric loader - Google Patents

Abstract

The utility model relates to an electric loader capable of charging and changing electricity, which comprises a body, a movable assembly, an electric assembly and a power supply assembly, wherein a first platform and a second platform are arranged on the body; the power storage module is electrically connected with the power transmission pipeline, and can supply power to the electrical components on the body while supplying power to the external equipment on the second platform, so that energy conservation and emission reduction are realized.

Description

Chargeable and replaceable electric loader

Technical Field

The utility model relates to the field of power batteries, in particular to an electric loader capable of being charged and replaced.

Background

As emissions from off-road mobile machines are upgraded from third to fourth, and subsequent upgrade cycles are increasingly shortened. The use of the first and second national standards of construction machines in stock has been limited in many areas. Along with the successive discharge of a plurality of new emission regulations, engineering mechanical equipment which does not meet the national three emission standard gradually exits the market and is replaced and updated, and a host factory and a user are actively exploring the energy conservation and emission reduction directions of the engineering machinery.

In recent years, the technical level of electric drive is continuously improved, the reliability and the efficiency of an electric drive system of the electric loader are greatly improved, the cost of the electric drive system and a power battery is rapidly reduced, and the cost of the electric loader in later operation, such as energy consumption cost, maintenance cost and the like, are greatly lower than the operation cost of a fuel vehicle.

The characteristics of the motor can generate maximum torque at low speed, the automatic adjusting capability is strong, the mechanical gear of the gearbox is few, the use requirement can be met without a hydraulic torque converter, and the electric drive system has stronger power performance relative to fuel power, is stable and reliable, and is suitable for the use scenes of engineering machinery such as a loader.

Engineering machinery such as a loader is heavy in load and high in energy consumption. The prior art level power battery has lower energy density relative to fuel oil, and the specific energy weight is one tenth; the energy supplementing time is long, the quick charging is basically about 1 hour, the slow charging needs more than 6 hours, and the fuel vehicle charging time only needs 3 to 5 minutes; the engineering machinery operation area is mostly in remote areas, the power grid cannot be connected or the transformer capacity is smaller, and the power grid cannot be charged or quick charging cannot be realized frequently. Compared with the fuel oil vehicle, the fuel oil vehicle has larger difference in use convenience, and forms larger obstruction for the electric propulsion of engineering machinery such as a loader and the like.

The parts of the fuel loader with the national first and second emission standards, such as the frame, the cab and the axle, are in good condition, and if the fuel loader is forcibly scrapped because the emission does not reach the standard, the fuel loader is likely to cause great waste. The original fuel loader is manufactured by a plurality of manufacturers through oil-to-electricity remanufacturing, a power system is changed from an internal combustion engine to a motor drive, and related components such as a motor controller, a power battery system, a whole vehicle control system and the like are installed. Saving social resources and reducing carbon emission to the greatest extent.

The existing oil-to-electricity electric loader has at least the following problems: the mainstream oil changes electric motor loader mostly and adopts fixed mounting's power battery, adopts electric pile to supplement electric energy. The power supply time is longer, the current quick charge also needs about 1 hour, and for the scenes of 24-hour shift work, such as power plants, cement plants and the like, the service efficiency is lower due to longer time of charge loss. In mine shutdown maintenance, equipment such as a loader and the like is forced to be stopped and idle, and a power battery with high cost is also in an idle state, so that the service efficiency of the power battery is low.

Disclosure of Invention

In view of the above problems, the utility model provides a rechargeable electric loader, which solves the problem that the existing electric loader adopts a fixedly installed power battery, and the power battery is limited by the position and the charging time of a charging pile, so that the service efficiency of the power battery on the electric loader is low.

In order to achieve the above object, the applicant provides a rechargeable electric loader comprising a body, a moving assembly, an electric assembly and a power assembly, wherein the body comprises a first platform and a second platform, the first platform is arranged on the body, and the second platform is arranged in the backward direction of the body; the moving component is arranged at the bottom of the body and is used for driving the body to move; the electric assembly is arranged on the first platform and comprises a first driving unit, a power transmission pipeline and a control unit, the control unit is electrically connected with the first driving unit, the first driving unit is connected with the movable assembly, and the power transmission pipeline is electrically connected with the first driving unit and the control unit; the power supply assembly is detachably arranged on the second platform and comprises a charging pipeline and at least one electric storage module, the output end of the at least one electric storage module is detachably connected with the power transmission pipeline, the charging pipeline is connected with the input end of the electric storage module, a first charging interface is further arranged on the charging pipeline, and the first charging interface can be inserted into a charging pile to charge the electric storage module.

In some embodiments, the second platform is provided with a first guiding structure, the power supply assembly further comprises a frame, the frame is provided with a second guiding structure, the first guiding structure and the second guiding structure can be connected in a clamping mode in the vertical direction, the frame is provided with a storage cavity, the number of the storage modules is multiple, the storage module arrays are arranged in the storage cavity, the charging pipeline is arranged in the frame, and the charging pipeline is provided with a plurality of second charging interfaces, and each second charging interface is detachably connected with one storage module.

In some embodiments, the first guide structure comprises at least two first protrusions arranged along the circumference of the second platform, each first protrusion extending in a vertical direction; the second guide structure comprises at least two second clamping grooves, each second clamping groove extends along the vertical direction, and the first protrusions are arranged corresponding to the positions of the second clamping grooves; or, the first guide structure comprises at least two first clamping grooves, each first clamping groove extends along the vertical direction, the at least two first clamping grooves are arranged along the circumference of the second platform, the second guide structure comprises at least two second bulges, each second bulge extends along the vertical direction, and the first clamping grooves are arranged corresponding to the positions of the second bulges.

In some embodiments, a lifting structure is provided on the frame, the lifting structure being removably connected to an external lifting device.

In some embodiments, the power supply assembly further comprises a clamping assembly, the clamping assembly comprises at least two first clamping pieces and at least two second clamping pieces, the at least two first clamping pieces are arranged on two sides of the second platform respectively, the at least two second clamping pieces are arranged at the bottom of the frame, and the first clamping pieces are matched with the second clamping pieces to enable the power supply assembly to be fixed relative to the second platform.

In some embodiments, the clamping assembly further comprises a third drive unit disposed on the second platform, the third drive unit being coupled to the first clamping member, the third drive unit being a pneumatic cylinder.

In some embodiments, the electrical assembly further comprises a second drive unit disposed on the second platform, the second drive unit further electrically connected to the control unit, and a quick connector; the quick connector is arranged at the driving end of the second driving unit and is electrically connected with the power transmission pipeline, and the second driving unit is used for driving the quick connector to be connected to the output end of the power storage module in a plugging mode so that the power transmission pipeline is electrically connected with the power storage module.

In some embodiments, a cab is also provided on the body, the cab being disposed between the first platform and the second platform.

In some embodiments, the moving assembly includes a drive shaft and a set of rolling elements, the drive shaft being connected to the first drive unit; the rolling element group comprises at least four rolling elements, and each driving element is connected with one output end of the transmission shaft.

In some embodiments, a speed change assembly is also included, the speed change assembly being disposed between the drive shaft and the first drive unit, the speed change assembly being operable to adjust the rotational speed of the rolling elements.

Compared with the prior art, in the technical scheme, the first platform and the second platform are arranged on the body, the movable assembly is arranged at the bottom of the body, the movable assembly can drive the body to move, the electric assembly is arranged on the first platform and comprises a first driving unit, a power transmission pipeline and a control unit, the power assembly is arranged on the second platform and comprises a charging pipeline and at least one power storage module, the power assembly is detachably connected with the second platform, and the power storage module is detachably connected with the power transmission pipeline. Moreover, still be equipped with charge pipe on power module, the power module that changes down can directly utilize charge pipe to be connected with the electric pile and realize instant charging, and power storage module still is connected with the transmission line electricity in this technical scheme, and power storage module also can provide power supply for the electrical components on the body when supplying with electric power for external equipment on the second platform, energy saving and emission reduction.

The foregoing summary is merely an overview of the present utility model, and may be implemented according to the text and the accompanying drawings in order to make it clear to a person skilled in the art that the present utility model may be implemented, and in order to make the above-mentioned objects and other objects, features and advantages of the present utility model more easily understood, the following description will be given with reference to the specific embodiments and the accompanying drawings of the present utility model.

Drawings

The drawings are only for purposes of illustrating the principles, implementations, applications, features, and effects of the present utility model and are not to be construed as limiting the utility model.

In the drawings of the specification:

FIG. 1 is a first schematic view of a rechargeable and replaceable loading device according to an embodiment;

FIG. 2 is a second schematic view of a rechargeable and interchangeable electric loading device according to an embodiment;

FIG. 3 is a first schematic view of a clamping assembly according to an embodiment;

FIG. 4 is a second schematic view of the clamping assembly according to the embodiment;

fig. 5 is a third schematic view of a rechargeable and replaceable loading device according to an embodiment. Reference numerals referred to in the above drawings are explained as follows:

1. a body;

11. a first platform;

12. a second platform;

121. a first guide structure;

13. a cab;

131. a visual window;

2. an electrical component;

21. a quick connector;

3. a power supply assembly;

31. a first charging interface;

32. an electricity storage module;

33. a frame;

333. a hoisting structure;

4. a moving assembly;

41. a transmission shaft;

42. a rolling member;

5. a clamping assembly;

51. a first clamping member;

52. a third driving unit;

53. u-shaped structure.

Detailed Description

In order to describe the possible application scenarios, technical principles, practical embodiments, and the like of the present utility model in detail, the following description is made with reference to the specific embodiments and the accompanying drawings. The embodiments described herein are only for more clearly illustrating the technical aspects of the present utility model, and thus are only exemplary and not intended to limit the scope of the present utility model.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of the phrase "in various places in the specification are not necessarily all referring to the same embodiment, nor are they particularly limited to independence or relevance from other embodiments. In principle, in the present utility model, as long as there is no technical contradiction or conflict, the technical features mentioned in each embodiment may be combined in any manner to form a corresponding implementable technical solution.

Unless defined otherwise, technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present utility model pertains; the use of related terms herein is for the purpose of describing particular embodiments only and is not intended to limit the utility model.

In the description of the present utility model, the term "and/or" is a representation for describing a logical relationship between objects, which means that three relationships may exist, for example a and/or B, representing: there are three cases, a, B, and both a and B. In addition, the character "/" herein generally indicates that the front-to-back associated object is an "or" logical relationship.

In the present utility model, terms such as "first" and "second" are used merely to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual number, order, or sequence of such entities or operations.

Without further limitation, the use of the terms "comprising," "including," "having," or other like terms in this specification is intended to cover a non-exclusive inclusion, such that a process, method, or article of manufacture that comprises a list of elements does not include additional elements but may include other elements not expressly listed or inherent to such process, method, or article of manufacture.

As in the understanding of "review guidelines," the expressions "greater than", "less than", "exceeding" and the like are understood to exclude this number in the present utility model; the expressions "above", "below", "within" and the like are understood to include this number. Furthermore, in the description of embodiments of the present utility model, the meaning of "a plurality of" is two or more (including two), and similarly, the expression "a plurality of" is also to be understood as such, for example, "a plurality of" and the like, unless specifically defined otherwise.

In the description of embodiments of the present utility model, spatially relative terms such as "center," "longitudinal," "transverse," "length," "width," "thickness," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "vertical," "top," "bottom," "inner," "outer," "clockwise," "counter-clockwise," "axial," "radial," "circumferential," etc., are used herein as a basis for the description of the embodiments or as a basis for the description of the embodiments, and are not intended to indicate or imply that the devices or components referred to must have a particular position, a particular orientation, or be configured or operated in a particular orientation and therefore should not be construed as limiting the embodiments of the present utility model.

Unless specifically stated or limited otherwise, the terms "mounted," "connected," "affixed," "disposed," and the like as used in the description of embodiments of the utility model should be construed broadly. For example, the "connection" may be a fixed connection, a detachable connection, or an integral arrangement; the device can be mechanically connected, electrically connected and communicated; it can be directly connected or indirectly connected through an intermediate medium; which may be a communication between two elements or an interaction between two elements. The specific meaning of the above terms in the embodiments of the present utility model can be understood by those skilled in the art to which the present utility model pertains according to circumstances.

Referring to fig. 1 and 2, the present embodiment provides a rechargeable electric loader, which includes a body 1, a moving assembly 4, an electric assembly 2 and a power assembly 3, wherein the body 1 includes a first platform 11 and a second platform 12, the first platform 11 is disposed on the body 1, and the second platform 12 is disposed in a backward direction of the body 1; the moving component 4 is arranged at the bottom of the body 1, and the moving component 4 is used for driving the body 1 to move; the electric assembly 2 is arranged on the first platform 11, the electric assembly 2 comprises a first driving unit, a power transmission pipeline and a control unit, the control unit is electrically connected with the first driving unit, the first driving unit is connected with the moving assembly 4, and the power transmission pipeline is electrically connected with the first driving unit and the control unit; the power supply assembly 3 can be detachably arranged on the second platform 12, the power supply assembly 3 comprises a charging pipeline and at least one electric storage module 32, the output end of the at least one electric storage module 32 is detachably connected with the power transmission pipeline, the charging pipeline is connected with the input end of the electric storage module 32, a first charging interface 31 is further arranged on the charging pipeline, and the first charging interface 31 can be plugged onto a charging pile to charge the electric storage module 32.

The rechargeable electric loader of the present embodiment can be obtained by retrofitting an existing fuel loader frame 33, as in the case of an existing fuel loader. That is, the body 1 may be an existing fuel loader housing, and fig. 1 and 2 show a specific structure of the body 1 according to the present embodiment. The body 1 is movable on the ground. The first platform 11 and the second platform 12 are respectively used for accommodating different components, wherein the first platform 11 is arranged on the body 1, and can be specifically any orientation of the body 1, so the embodiment is not limited to this, the second platform 12 is arranged in the backward direction of the body 1, that is, the second platform 12 is arranged at the rear part of the body 1, so that the front view of the body 1 is not influenced by the power supply assembly 3 when the body 1 advances, and the mode is also convenient for the related operation of directly using the power storage module 32 in the power supply assembly 3 on the body 1 by external components.

The moving assembly 4 is a device for driving the body 1 to move, for example, the moving assembly 4 shown in fig. 1 includes four tires, which are disposed at the bottom of the body 1 and are used for driving the body 1 to move, and besides the tires, the moving assembly can be a part capable of running, such as a roller, a track, and the like. The specific structure of the moving assembly 4 will be described in detail later.

In this embodiment, the electric component 2 is a part for mainly driving and controlling the movement of the body 1, and is similar to the engine and console of the existing fuel loader. The electrical component 2 specifically includes a first driving unit, a power transmission pipeline and a control unit, and it is to be noted that, the control unit is used for controlling the moving direction of the body 1, the moving speed of the body 1 and controlling related electrical elements according to other operation instructions input by a user, the control unit is also an existing central console of the loader, and the function of the control unit of the embodiment can be realized by directly adopting the central console of the commercial loader; the first drive unit corresponds to an existing loader engine, except that the drive type of the first drive unit is electric drive. Preferably, in the modification structure of the fuel loader shown in fig. 1, the first platform 11 is also the oil tank position of the original fuel truck, and the first driving unit specifically includes an integrated auxiliary drive, a traveling motor controller, an electric air compressor, an electric oil pump or a motor controller of an upper motor, so as to fully utilize the space of the oil tank of the original truck, and meanwhile, compared with the existing fuel-to-electric loader, the installation position of the original internal combustion engine and the gearbox is used for placing the electrical component 2, the modification structure can avoid the driving safety problems that the volume of the electrical component 2 is higher than that of an engine cabin, the center of gravity of the whole truck is high, the rear view of a driver is blocked, and the like, and maximally utilize the space of the body of the original fuel truck, reduce the rear view blind area of the driver, reduce the center of the whole truck, and improve the driving safety.

The power transmission pipeline in this embodiment is used for connecting the power supply assembly 3 and the electrical assembly 2, so that the electric energy of the electric storage module 32 in the power supply assembly 3 can be synchronously supplied to the control unit and the first driving unit in the electrical assembly 2, and the movement of the whole body 1 mainly depends on electric driving, so that the power transmission pipeline is more environment-friendly.

The power supply assembly 3 in this embodiment includes a charging circuit and at least one power storage module 32, where the power storage module 32 is a power battery pack, the charging circuit is used for charging the power battery pack, and the interface model of the first charging interface 31 of the charging circuit is adapted to the interface model of the charging pile. The specific connection manner of the power supply assembly 3 and the second platform 12 can be described in detail later. The number of the power storage modules 32 in the power supply unit 3 may be plural, and may be specifically set according to actual use requirements. Through the form of the amalgamation of a plurality of electric power storage modules 32, compare with the fixed large capacity's of setting up power battery on the current oil changes electric loader, a plurality of electric power storage units can be according to the different adjustment electric power storage module 32 of application scenario, and the configuration of whole power module is more nimble, lightens the load of single electric loader, and single electric power storage module 32's availability factor is higher.

In the embodiment, the power supply assembly 3 can be directly removed from the second platform 12, the charged power storage module 32 is replaced on the second platform 12, the time for waiting for the power storage module 32 to charge on the body 1 is shortened to the time required for power conversion, the applicability is wide, and the use efficiency is high; moreover, still be equipped with charge pipe on power module 3, the power module 3 of changing can directly utilize charge pipe to be connected with the electric pile and realize instant charging, and power storage module 32 still is connected with the transmission line electricity in this embodiment, and power storage module 32 is supplied with the power for external equipment on second platform 12 simultaneously, also can provide power supply for the electrical component 2 on the body 1, and energy saving and emission reduction.

Referring to fig. 1 and 4, in some embodiments, the second platform 12 is provided with a first guiding structure 121, the power module 3 further includes a frame 33, the frame 33 is provided with a second guiding structure, the first guiding structure 121 and the second guiding structure can be engaged and connected in a vertical direction, the frame 33 has a storage cavity, the number of the storage modules 32 is plural, the plurality of storage modules 32 are arranged in the storage cavity in an array manner, the charging pipeline is arranged in the frame 33, the charging pipeline is provided with a plurality of second charging interfaces, and each second charging interface is detachably connected with one storage module 32.

The frame 33 in this embodiment is a frame 33 for fixing the power storage modules 32, specifically, the power storage modules 32 are disposed in the storage cavities of the frame 33, and when the number of the power storage modules 32 is plural, the power storage modules 32 are disposed in the storage cavities in an array along the advancing direction of the body 1, that is, in the stacking manner of the power storage modules 32 shown in fig. 1. The charging pipe is directly integrated in the frame 33, so that the space of the frame 33 can be fully utilized, and the whole power supply assembly 3 is neat and attractive.

The second charging interfaces on the charging pipeline are mutually independent, each second charging interface is detachably connected with one power storage module 32, and when the power storage module 32 needs to be charged, the body 1 is only required to be moved to the position with the charging pile, and the charging pipeline is used for connecting the power storage modules 32 on the second platform 12. The problem that the existing oil changes the electric loader and is limited by the position of a charging pile and the charging time during use can be solved, the used-up power storage module 32 can be directly placed at the position of the charging pile through the mode of changing electricity, the full-electricity power storage module 32 can be replaced, the operation is rapid, the problems that a part of mine excavation areas cannot be connected with a large-capacity industrial power supply, the charging pile cannot be installed nearby, engineering machinery such as a charging type electric loader and the like needs to travel a certain distance to charge, the energy consumption is increased, the use efficiency is reduced, the electric loader can only be used in a scene with larger power grid capacity, and the electric loader has larger use limitation are solved.

Referring to fig. 1 and 4, in some embodiments, the first guiding structure 121 includes at least two first protrusions, where the at least two first protrusions are disposed along a circumferential direction of the second platform 12, and each first protrusion extends in a vertical direction; the second guide structure comprises at least two second clamping grooves, each second clamping groove extends along the vertical direction, and the first protrusions are arranged corresponding to the positions of the second clamping grooves; alternatively, the first guiding structure 121 includes at least two first clamping grooves, each extending in the vertical direction, the at least two first clamping grooves being disposed along the circumference of the second platform 12, the second guiding structure includes at least two second protrusions, each extending in the vertical direction, the first clamping grooves being disposed corresponding to the positions of the second protrusions.

Fig. 4 shows an embodiment of the first protrusion and the second card slot: the number of the first protrusions is four, the first protrusions are distributed on the circumferential direction of the second platform 12, and the end portions of the first protrusions extending in the vertical direction are pointed, so that the second clamping grooves can be guided conveniently.

Referring to fig. 1 and 2, in some embodiments, a lifting structure 333 is provided on the frame 33, and the lifting structure 333 is detachably connected to an external lifting device. Specifically, the external hoisting device and the hoisting structure 333 are matched in different manners, and the specific structure of the hoisting structure 333 is also different.

For example, the external hoisting device may be a suspension arm, and when the suspension arm is magnetically engaged with the hoisting structure 333, the hoisting structure 333 is a plurality of magnetic attraction joints disposed on top of the frame 33 as shown in fig. 2, and specifically, the magnetic attraction joints are made of permanent magnets and have magnetism. The integral hoisting of the power supply assembly 3 is realized through the magnetic attraction cooperation of the plurality of magnetic attraction joints and the suspension arm.

For another example, when the external hoisting device is a forklift, the hoisting structure 333 is a fork blade formed on a side surface of the frame 33, and as shown in fig. 1, a fork arm of the forklift may be inserted into the fork blade to lift the whole power module 3.

Referring to fig. 3, in some embodiments, the power supply module further includes a clamping assembly 5, where the clamping assembly 5 includes at least two first clamping members 51 and at least two second clamping members, the at least two first clamping members 51 are disposed on two sides of the second platform 12, the at least two second clamping members are disposed at the bottom of the frame 33, and the first clamping members 51 and the second clamping members cooperate to fix the power supply module 3 relative to the second platform 12.

The specific structures of the first clamping member 51 and the second clamping member in this embodiment may be set according to actual needs, for example, the first clamping member 51 is a bump with an elastic deformation function, and the second clamping member is a recess, so when the frame 33 falls onto the second platform 12, the first clamping member 51 may be elastically deformed and fall into the second clamping member, thereby clamping the frame 33. Preferably, the number of first clamping members 51 is 4, distributed over the second platform 12 as shown in fig. 3; the second clamping member is provided corresponding to the first clamping member 51.

Referring to fig. 3 and 4, in some embodiments, the clamping assembly 5 further includes a third driving unit 52 disposed on the second platform 12, the third driving unit 52 is connected to the first clamping member 51, and the third driving unit 52 is an air cylinder.

Referring to fig. 3 and 4, the third driving unit 52 is disposed on the second platform 12, and the number of the third driving units 52 corresponds to the number of the first clamping members 51 one by one, the output end of the third driving unit 52 is connected to the first clamping members 51, and the third driving unit 52 can drive the first clamping members 51 to move. Specifically, as shown in fig. 4, the clamping assembly 5 further includes a U-shaped structure 53, the first clamping member 51 may penetrate through the U-shaped structure 53 under the driving of the third driving unit 52, the second clamping member is a plate member that may extend into the U-shaped structure 53, the plate member is provided with a locking hole, the locking hole is used for the first clamping member 51 to penetrate through, when the second clamping member is placed in the U-shaped structure 53, the first clamping member 51 sequentially penetrates through the locking holes on the U-shaped structure 53 and the second clamping member under the driving of the third driving unit 52, and then the second clamping member is locked in the U-shaped structure 53. When the power supply assembly 3 needs to be replaced, the first clamping member 51 is moved out of the U-shaped structure 53 and the locking hole, and the frame 33 can be lifted out of the second platform 12 by adopting the lifting structure 333.

Referring to fig. 3 and 4, in some embodiments, the electrical assembly 2 further includes a second driving unit and a quick connector 21, the second driving unit is disposed on the second platform 12, and the second driving unit is further electrically connected to the control unit; the quick connector 21 is disposed at the driving end of the second driving unit and electrically connected to the power transmission pipeline, and the second driving unit is configured to drive the quick connector 21 to be plugged into the output end of the power storage module 32, so that the power transmission pipeline is electrically connected to the power storage module 32. The second driving unit may be a device with a driving function, such as a cylinder, an oil cylinder, a motor, or a sliding table.

In some embodiments, the body 1 is further provided with a cab 13, the cab 13 is disposed between the first platform 11 and the second platform 12, and the cab 13 is provided with a visual window 131.

Referring to fig. 1 and 2, the cab 13 shown in the present embodiment corresponds to the cab 13 of the existing fuel loader, and accessories required for driving such as a steering wheel, an operation interface, an operation lever, a pedal, a seat and the like are disposed in the cab 13, wherein the steering wheel is used for adjusting the moving direction of the moving assembly 4, the operation interface is electrically connected with the control unit, so that a user can input an operation instruction, the operation lever is a gear adjusting lever, the pedal is used for controlling the output power of the first driving unit and the functions such as braking, and a specific connection manner can refer to the connection relationship of each component in the cab 13 of the existing motor vehicle, which is not described herein.

The visual window 131 on the cab 13 is a visual window 131 opening which is needed in the driving process and comprises a front view window, a rear view window and side view windows on two sides, the number of the specific visual window 131 openings can be determined according to actual needs, and it is required to be noted that the height of the electric component 2 is lower than the bottom height of the visual window 131, so that the safety performance is improved.

Referring to fig. 5, in some embodiments, the moving assembly 4 includes a transmission shaft 41 and a rolling member 42 set, where the transmission shaft 41 is connected to a first driving unit; the set of rolling elements 42 comprises at least four rolling elements 42, each driving element being connected to one output of the drive shaft 41.

The moving assembly 4 shown in the present embodiment can be understood as a transmission pair associated with a tire in a conventional fuel loader, in this embodiment, the rolling elements 42 may be tires, rollers, etc., and the rolling elements 42 are distributed along the circumference of the bottom surface of the body 1, specifically, when there are 4 rolling elements 42, the distribution state thereof can be shown in fig. 5. The transmission shaft 41 is connected with the first driving unit, the output end of the transmission shaft 41 is connected with the transmission member, the transmission shaft 41 can transmit the power of the first driving unit to each rolling member 42 to drive each rolling member 42 to rotate, and therefore the movement of the body 1 and the change of the movement rate of the body 1 are achieved.

In some embodiments, a speed change assembly is also included, disposed between the drive shaft 41 and the first drive unit, which can be used to adjust the rotational speed of the rolling elements 42.

The gearbox of the electric loader can be used for the gearbox of the electric loader, preferably, in the oil-to-electricity electric loader, the gearbox can directly use the gearbox of the original fuel loader, recycling of parts is achieved, and the transformation cost of the whole electric loader is reduced.

In some embodiments, the second platform 12 is further sleeved with a protection cover, and the protection cover can cover the power supply assembly 3 inside, so that the power supply assembly 3 is prevented from being affected by external environments such as wind, rain and the like in transportation, the safe storage of the electric components such as the internal power storage module 32 and the charging pipeline is further ensured, and the service life of the power storage module 32 is prolonged.

The following is a further understanding of the present technical solution in connection with the oil-to-electricity electric loader of fig. 1:

the power conversion base, namely the second platform 12, is shown in the embodiment, the body 1, namely the chassis of the electric loader, the power storage module 32, namely the power battery box, is arranged in the middle of the chassis of the electric loader, and is connected with the power battery box in a vertical arrangement mode which is the same as the main axis of the vehicle body.

In the working process, the power battery box provides electric energy for the chassis of the electric loader, and the power battery box is fixed by the electricity conversion base.

In the electric energy supplementing process, a charging gun of the charging pile charges the power battery box through a charging port; when the battery cannot be charged or the electric energy needs to be quickly replenished, the battery box full of the electric energy is replaced through the fixed or mobile power exchange station to be replenished.

In the process of replacing the power battery box of the fixed power battery box replacing station, the electric loader of the power battery box needing to be replaced is parked to a designated position and fixed, after a button for starting power replacement is pressed, a power battery replacing station mechanical arm (namely an external hoisting device) starts to move to the position above the power battery box of the electric loader, a control unit sends an unlocking instruction of a clamping mechanism of the power battery box replacing station, a cylinder of a power battery replacing base is controlled to push and loosen a mechanical clamping mechanism (namely a clamping assembly 5), and meanwhile the cylinder pushes a quick connection device (namely a quick connection joint 21) to a starting position, so that high-voltage and low-voltage power supply connection is cut off, and a power battery replacing preparation state is entered; sending a command of lifting the replaceable power battery box by the mechanical arm of the power exchange station through the mechanical clamping mechanism on the power exchange base, and lifting the replaceable power battery box which needs to be replaced to a power battery box storage place; loosening the connection between the mechanical arm of the power exchange station and the replaceable power battery box, moving the mechanical arm of the power exchange station to the position above the power battery box in the full-power state in the power exchange station, and sending a command of the mechanical arm of the power exchange mechanism to connect the replaceable power battery box in the full-power state by a control unit; the power battery box in the full-power state is hoisted above the power exchange base of the electric loader through the control unit, the instruction of falling the power battery box in the full-power state is sent out, the power battery box in the full-power state is placed in place under the assistance of the guide mechanism (namely the first guide structure 121 and the second guide structure) on the power exchange base, the clamping mechanism action instruction of the replaceable power battery box is sent out through the control unit, the cylinder of the power exchange base is controlled to push the mechanical clamping mechanism, meanwhile, the mechanical clamping mechanism control unit on the power exchange base is used for sending out an instruction of loosening the power exchange station mechanical arm, the power exchange station mechanical arm is moved to return to the original position, and meanwhile, the cylinder is used for pushing the quick-connection device to the connection position, and high-voltage and low-voltage power supplies are connected to prepare for the next round of operation.

In the above technical scheme, the first platform 11 and the second platform 12 are arranged on the body 1, the moving component 4 is arranged at the bottom of the body 1, then the moving component 4 can drive the body 1 to move, the electric component 2 is arranged on the first platform 11, the electric component 2 comprises a first driving unit, a power transmission pipeline and a control unit, the power component 3 is arranged on the second platform 12, the power component 3 comprises a charging pipeline and at least one power storage module 32, and the power component 3 is detachably connected with the second platform 12, and the power storage module 32 is detachably connected with the power transmission pipeline. Moreover, still be equipped with charge pipe on power module 3, the power module 3 that changes down can directly utilize charge pipe to be connected with the electric pile and realize instant charging, and power storage module 32 still is connected with the transmission line electricity in this technical scheme, and power storage module 32 is supplied with the power for external equipment on second platform 12 simultaneously, also can provide power supply for electrical component 2 on the body 1, and energy saving and emission reduction.

Finally, it should be noted that, although the embodiments have been described in the text and the drawings, the scope of the utility model is not limited thereby. The technical scheme generated by replacing or modifying the equivalent structure or equivalent flow by utilizing the content recorded in the text and the drawings of the specification based on the essential idea of the utility model, and the technical scheme of the embodiment directly or indirectly implemented in other related technical fields are included in the patent protection scope of the utility model.

Claims (10)

1. An electric loader capable of being charged and replaced, comprising:

the body comprises a first platform and a second platform, wherein the first platform is arranged on the body, and the second platform is arranged in the backward direction of the body;

the moving assembly is arranged at the bottom of the body and is used for driving the body to move;

the electric assembly is arranged on the first platform and comprises a first driving unit, a power transmission pipeline and a control unit, the control unit is electrically connected with the first driving unit, the first driving unit is connected with the moving assembly, and the power transmission pipeline is electrically connected with the first driving unit and the control unit;

the power supply assembly is detachably arranged on the second platform and comprises a charging pipeline and at least one power storage module, the output end of the power storage module is detachably connected with the power transmission pipeline, the charging pipeline is connected with the input end of the power storage module, a first charging interface is further arranged on the charging pipeline, and the first charging interface can be inserted into a charging pile to charge the power storage module.

2. The rechargeable electric loader of claim 1, wherein the second platform is provided with a first guiding structure, and the power supply assembly further comprises:

the frame, be equipped with the second guide structure on the frame, first guide structure with the second guide structure can be in vertical direction block connection, the frame has one and puts the thing chamber, the quantity of electric power storage module is a plurality of, a plurality of electric power storage module array set up in put the thing intracavity, the charging tube way sets up in the frame, the charging tube way is last to have a plurality of second interfaces that charge, every second interface that charges with one electric power storage module can dismantle and be connected.

3. The rechargeable electric loader of claim 2, wherein,

the first guide structure comprises at least two first bulges, the at least two first bulges are arranged along the circumferential direction of the second platform, and each first bulge extends along the vertical direction; the second guide structure comprises at least two second clamping grooves, each second clamping groove extends along the vertical direction, and the first protrusions are arranged corresponding to the positions of the second clamping grooves;

or, the first guide structure includes at least two first draw-in grooves, every first draw-in groove extends along vertical direction, and at least two first draw-in grooves are followed the circumference setting of second platform, the second guide structure includes at least two second archs, every the second arch extends along vertical direction, first draw-in groove with the bellied position of second corresponds the setting.

4. The rechargeable electric loader of claim 2, wherein the frame is provided with a lifting structure, and wherein the lifting structure is detachably connected to an external lifting device.

5. The rechargeable electric loader of claim 2, further comprising:

the clamping assembly comprises at least two first clamping pieces and at least two second clamping pieces, wherein the at least two first clamping pieces are respectively arranged on two sides of the second platform, the at least two second clamping pieces are arranged at the bottom of the frame, and the first clamping pieces are matched with the second clamping pieces so that the power supply assembly is fixed relative to the second platform.

6. The rechargeable electric loader of claim 5, wherein the clamping assembly further comprises a third drive unit disposed on the second platform, the third drive unit being coupled to the first clamping member, the third drive unit being a cylinder.

7. The rechargeable electric motor loader of claim 1, wherein said electrical assembly further comprises:

the second driving unit is arranged on the second platform and is also electrically connected with the control unit;

the quick connector is arranged at the driving end of the second driving unit and is electrically connected with the power transmission pipeline, and the second driving unit is used for driving the quick connector to be connected to the output end of the power storage module in a plugging mode so that the power transmission pipeline is electrically connected with the power storage module.

8. The rechargeable electric loader of claim 1, wherein a cab is further provided on said body, said cab being disposed between said first platform and said second platform.

9. The rechargeable electric motor loader of claim 1, wherein said moving assembly comprises:

the transmission shaft is connected with the first driving unit;

the rolling element group comprises at least four rolling elements, and each rolling element is connected with one output end of the transmission shaft.

10. The rechargeable electric loader of claim 9, further comprising:

and the speed changing assembly is arranged between the transmission shaft and the first driving unit and can be used for adjusting the rotating speed of the rolling element.