CN219469530U - Energy storage device and engineering machinery - Google Patents

Abstract

The utility model relates to the technical field of engineering machinery, in particular to an energy storage device and engineering machinery. The energy storage device includes: the energy supply box is detachably hung on the frame of the engineering machine, has a fixed state fixedly connected with the frame and an unlocking state capable of being separated from the frame after being lifted, and is used for supplying energy to the engineering machine. According to the utility model, the energy supply box is hung on the frame, the energy supply box can be assembled and disassembled through the suspension arm of the crane, when the energy of a power-connection-free facility scene or the energy of a battery system of the crane is insufficient, the energy supply box can be hung on the crane for supplying energy, when the crane does not need additional energy supply, the energy supply box can be hung and disassembled through the suspension arm, the dead weight of the crane at the moment is reduced, the power consumption anxiety of the crane is effectively relieved while the disassembly is convenient, the energy supply box can be used as a main power source or a standby power source of the crane, and the problem that the arrangement difficulty of the battery system of the electric crane is high in the prior art is effectively solved.

Description

Energy storage device and engineering machinery

Technical Field

The utility model relates to the technical field of engineering machinery, in particular to an energy storage device and engineering machinery.

Background

With the popularization of engineering machinery in electric operation, various engineering machinery is continuously developing toward electric operation, and a crane is one of them. The battery system is a key component in the electric crane, and the improvement of the use convenience and the arrangement convenience of the battery system on the electric crane is an important direction of development.

At present, because the crane boom and the counterweight are arranged on the electric crane, the battery system cannot be arranged at the rear side of the cab like a light truck, a heavy truck and the like when being arranged, and the common battery system is difficult to directly apply to the electric crane, so that the battery system of the existing electric crane also has the problem of high arrangement difficulty.

Disclosure of Invention

Therefore, the technical problem to be solved by the utility model is to overcome the defect of the prior art that the arrangement difficulty of the battery system of the electric crane is high, so as to provide an energy storage device and engineering machinery.

In order to solve the above problems, the present utility model provides an energy storage device comprising: the energy supply box is detachably hung on the frame of the engineering machine, and is provided with a fixed state fixedly connected with the frame and an unlocking state capable of being separated from the frame, wherein the energy supply box can supply energy for the engineering machine when being in the fixed state.

Optionally, a hook member is fixedly arranged on the outer wall of the energy supply box, and a matching seat matched with the hook member is fixedly arranged at the tail part of the frame. When the energy supply box is in a fixed state, the hook piece is fixedly connected with the matching seat through a plurality of fastening parts.

Optionally, the hook piece is provided with a first waist hole for the fastening component to pass through, the matching seat is provided with a second waist hole for the fastening component to pass through, and the extending direction of the first waist hole is crossed with the extending direction of the second waist hole.

Optionally, the energy supply box comprises a bearing frame and a power battery, and the power battery is fixedly arranged on the bearing frame.

Optionally, a hanging ring is fixedly arranged on the bearing frame.

Optionally, the energy supply case still includes the guard plate of enclosing to establish on the carriage, and the fixed grafting subassembly that is equipped with on the guard plate can pass through grafting subassembly and engineering machine tool electricity to be connected.

The utility model also provides an engineering machine, which comprises: the frame and the energy storage device.

Optionally, the engineering machine further comprises a support frame fixedly arranged on the frame, and the support frame is provided with a support surface for supporting the energy supply box.

Optionally, the support frame is located at the tail of the frame.

Optionally, a plurality of positioning pieces are arranged on the bottom surface of the energy supply box, and a plurality of positioning holes matched with each positioning piece are arranged on the supporting surface.

The utility model has the following advantages:

1. the energy supply box is hung on the frame of the automobile crane, the energy supply box can be assembled and disassembled through the suspension arm of the crane, when the energy of a power-free facility scene or a battery system of the crane is insufficient, the energy supply box can be hung on the crane for supplying energy, when the crane does not need additional energy supply, the energy supply box can be lifted and disassembled through the suspension arm, the dead weight of the crane at the moment is reduced, the power consumption anxiety of the crane is effectively relieved when the crane is conveniently disassembled and assembled, the crane can be used as a main power source or a standby power source of the crane, and the problem that the battery system of the electric crane is difficult to arrange in the prior art is effectively solved.

2. After the couple spare on the energy supply case cooperates with the cooperation seat, in order to prevent that the energy supply case from taking place to beat and drop in engineering machine tool driving process, use fastening component can more effectual fixed couple spare and cooperation seat, promoted the connection reliability of energy supply case greatly.

3. The fastening part wears to establish on first waist hole and second waist hole, and first waist hole and second waist hole can provide the ascending adjustment volume of a plurality of directions, effectively promote the hook piece and cooperate the scope that can cooperate of seat, simultaneously, if the energy supply case takes place vertical or vertical removal at the in-process of traveling, first waist hole and second waist hole can provide certain removal allowance equally, prevent hook piece and cooperation seat and continuously bump and become invalid.

4. The energy supply box can be quickly connected with the whole vehicle through the plug-in assembly, so that communication and energy supply are realized, and when engineering machinery such as a crane needs energy supply urgently, energy supplementing operation can be realized through quick connection of the wire harness and the plug-in assembly.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 illustrates a three-dimensional schematic of an energy storage device according to an embodiment of the present utility model;

FIG. 2 shows a schematic internal structure of the energy storage device of FIG. 1;

FIG. 3 illustrates a schematic diagram of an installation of the energy storage device of FIG. 1;

FIG. 4 shows an enlarged schematic view of the energy storage device of FIG. 3 at A;

FIG. 5 shows an enlarged schematic view of the energy storage device of FIG. 3 at B;

fig. 6 shows a schematic diagram of a tail of a work machine according to an embodiment of the present utility model.

Reference numerals illustrate:

10. an energy supply box; 11. a carrier; 12. a power battery; 13. hanging lugs; 14. a protection plate; 15. a plug assembly; 16. a high pressure box; 17. a controller; 18. a battery energy distribution unit; 20. a hook member; 21. a first waist hole; 30. a mating seat; 31. a second waist hole; 40. a support frame; 41. a positioning piece; 42. positioning holes; 50. and a frame.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

As shown in fig. 1 to 5, the energy storage device of the present embodiment includes: the energy supply box 10 is detachably hung on the frame 50 of the engineering machine, the energy supply box 10 is provided with a fixed state fixedly connected with the frame 50 and an unlocking state which can be lifted and separated from the frame 50, and the energy supply box 10 is used for supplying energy to the engineering machine.

By applying the energy storage device of the embodiment, the energy supply box 10 is hung on the frame 50 of the automobile crane, the energy supply box 10 can be assembled and disassembled through the suspension arm of the crane, the energy supply box 10 can be hung on the crane for supplying energy when the energy is insufficient in a power-free facility scene or a battery system of the crane, when the crane does not need to supply additional energy, the energy supply box 10 can be lifted and disassembled through the suspension arm, the dead weight of the crane is reduced, the power consumption anxiety of the crane is effectively relieved when the disassembly is convenient, the crane can be used as a main power source or a standby power source of the crane, and the problem that the battery system of the electric crane is difficult to arrange in the prior art is effectively solved.

In this embodiment, the fixed couple piece 20 that is equipped with on the outer wall of energy supply case 10, engineering machine tool's afterbody is fixed be equipped with couple piece 20 complex cooperation seat 30, with energy supply case 10 hoist the back, make couple piece 20 with cooperation seat 30 fixed cooperation can, the installation simple and fast, couple piece 20 simple structure is convenient to process, after energy supply case 10 accomplishes the installation, inserts the plug of power supply cable one end on engineering machine tool on the power supply interface of energy supply case 10, can realize supplying power. It will be appreciated that, as an alternative embodiment, the outer wall of the energy supply box 10 may be integrally formed to form a hanger without providing the hanger member 20 alone. It should be noted that, because the boom of engineering machinery such as a crane has a certain lifting range, the energy supply box 10 is hung at the tail part and can be matched with the lifting appliance of the crane, so that the engineering machinery such as the crane can complete the installation and the disassembly of the energy supply box 10, the possibility is provided for vehicle-to-electricity separation, and the contribution is made to the aim of realizing the light weight of the whole vehicle.

Specifically, the specific number of the hook members 20 is not limited, and may be one or more, in this embodiment, the hook members 20 are disposed at two lateral ends of the energy supply box 10, the hook members 20 have a fixed end and a mating end which are fixedly connected, the mating end is bent at an angle, the fixed end of the hook members 20 is fixedly connected with the outer wall of the energy supply box 10, and the mating end of the hook members 20 is bent downward and can be mated with the mating seat 30 which is vertically disposed.

In this embodiment, the hook member 20 is fixedly connected with the mating seat 30 through a plurality of fastening components, after the hook member 20 on the energy supply box 10 is well mated with the mating seat 30, in order to prevent the energy supply box 10 from jumping and falling off in the running process of the engineering machinery, the fastening components are used to more effectively fix the hook member 20 and the mating seat 30, so that the connection reliability of the energy supply box 10 is greatly improved.

Specifically, the number of fastening members used for fixedly connecting each hook member 20 to the mating seat 30 is not limited, and may be single or plural, and the specific form of the fastening members is not limited, and may be a bolt or a nut, or may be a fixing buckle, so that the hook member 20 and the mating seat 30 may be simply and reliably fixed.

In this embodiment, the first waist hole 21 through which the fastening component passes is disposed on the hook member 20, the second waist hole 31 through which the fastening component passes is disposed on the mating seat 30, the extending direction of the first waist hole 21 and the extending direction of the second waist hole 31 are disposed at an angle, the fastening component passes through the first waist hole 21 and the second waist hole 31, the first waist hole 21 and the second waist hole 31 can provide adjustment amounts in multiple directions, the mating range of the hook member 20 and the mating seat 30 is effectively lifted, and meanwhile, if the energy supply box 10 moves longitudinally or vertically during the driving process, the first waist hole 21 and the second waist hole 31 can also provide a certain movement allowance to prevent the hook member 20 and the mating seat 30 from continuously colliding and failing. It will be appreciated that the first waist hole 21 or the second waist hole 31 may be circular holes as an alternative embodiment. Wherein, the longitudinal direction refers to the direction of the arrow in fig. 3, and the vertical direction refers to the direction of the arrow in fig. 3.

Specifically, the mating seat 30 includes a first mating plate disposed vertically and a second mating plate disposed at two ends of the first mating plate, where the first mating plate extends along a lateral direction, the second mating plate extends along a longitudinal direction, the second waist hole 31 is disposed on the second mating plate, after the hook member 20 is mated with the mating seat 30, the first mating plate can limit the longitudinal movement of the hook member 20, and the second mating plate is fixedly connected with the hook member 20 to limit the lateral and vertical movement of the hook member 20. It will be appreciated that as an alternative embodiment, the first mating plate may not be provided and only the second mating plate may be provided. Wherein, the transverse direction refers to a direction perpendicular to a direction of the arrow in fig. 3. It should be noted that, due to the existence of the first matching plate and the second matching plate, when the hook member 20 is matched with the first matching plate and the second matching plate, the energy supply box 10 needs to be lifted first, then the hook member 20 is located above the first matching plate and the second matching plate, and then the energy supply box 10 is put down, so that the hook member 20 is well matched with the matching seat 30.

In this embodiment, the energy supply box 10 includes a carrier 11 and a plurality of power batteries 12, and the plurality of power batteries 12 are fixedly arranged on the carrier 11, so that the structure is simple and reliable, and the processing and the manufacturing are convenient.

Specifically, the energy supply box 10 further includes necessary components of an energy storage system such as a high-voltage box 16, a controller 17, a battery energy distribution unit 18, a water cooling unit, and the like, the bearing frame 11 is a multi-layer frame structure, the high-voltage box 16, the controller 17, the battery energy distribution unit 18, and the like are prevented from being at the uppermost layer, and the plurality of power batteries 12 are uniformly arranged in a space below the uppermost layer.

In this embodiment, the fixed hangers 13 that are equipped with on the carriage 11, energy supply case 10 are used for being hung through hangers 13, set up the hanger 13 and more be convenient for energy supply case 10 and hoist self hoist cooperation, the simple structure of hangers 13 is convenient for process simultaneously, can effectively reduce the processing degree of difficulty and manufacturing cost. It will be appreciated that, as an alternative embodiment, the hanger 13 may not be provided, and other components capable of being engaged with the hanger, such as engagement bars or engagement hooks, may be provided on the carrier 11.

Specifically, hangers 13 and bear frame 11 integrated into one piece, still be convenient for make simultaneously that structural strength is higher, and hangers 13 are the through-hole of bearing frame 11 upper end seting up, and the transverse both sides of bearing frame 11 upper end all are provided with hangers 13, and during the use, pass two hangers 13 with hoist through instruments such as rope and can wholly hoist energy supply case 10, easy operation, it is convenient to dismantle.

In this embodiment, energy supply case 10 is still including enclosing a plurality of guard plates 14 of establishing on bearing frame 11, the fixed grafting subassembly 15 that is equipped with on the guard plate 14, energy supply case is used for being connected with engineering machine tool electricity through grafting subassembly 15, guard plate 14 can effectively protect hardware facilities such as inside power battery, high-voltage box, energy supply case 10 can be connected with whole car electricity fast through grafting subassembly 15, realize communication and energy supply, when engineering machine tool emergency such as hoist is supplied energy, accessible pencil and grafting subassembly 15 quick connect realize the energy filling operation.

Specifically, the number and the arrangement position of the plugging components 15 are not limited, and the plugging components may be a side wall of the energy supply box 10, or may be on a top cover of the energy supply box 10, and the plugging components 15 may be single or multiple.

As shown in fig. 6, the present utility model also provides a construction machine, which includes: frame 50 and the energy storage devices described above.

In this embodiment, the construction machine may be an excavator, a crane, a rotary drilling machine, or the like.

In this embodiment, the construction machine further includes a support frame 40 fixedly disposed on the frame 50, where the support frame 40 has a support surface for supporting the energy supply box 10, and the support frame 40 can reliably support the energy storage device, so as to provide additional safety assurance for the energy storage device, and prevent the fixed structure in the energy storage device from being damaged and then being directly separated from the construction machine.

In this embodiment, the support 40 is located at the rear of the frame 50, while not occupying the side space of the frame 50, and at the same time allowing the boom to conveniently lift or lower the power supply box 10.

In this embodiment, be equipped with a plurality of setting elements 41 on the bottom surface of energy supply case 10, be equipped with on the holding surface with every setting element 41 complex a plurality of locating holes 42, during installation energy supply case 10, when the hoist lifts up energy supply case 10 the back, accessible operating personnel is supplementary to aim at locating hole 42 with setting element 41 on the energy supply case 10, and the hoist is released at this moment can install energy supply case 10 to predetermined position for the installation process is more accurate quick.

The following describes a manner of using the energy storage device of this embodiment:

the crane is matched with the hanging lugs 13 through the hanging arms, the energy storage device is hung to the tail, and a driver assists in aligning the energy storage device to the tail; when the hook piece 20 on the energy storage device is tightly buckled with the matching seat 30 at the tail part of the vehicle body, bolts are used for penetrating through the first waist hole 21 and the second waist hole 31 and fixing, so that the installation is completed; the plug-in assembly 15 is connected with a power supply port on the vehicle body through a wire harness, and energy supply is started; the energy storage device with the electricity deficiency can be automatically detached and replaced by the full-electricity energy storage device.

From the above description, it can be seen that the above-described embodiments of the present utility model achieve the following technical effects:

1. the energy supply box 10 is hung on the frame 50 of the automobile crane, the energy supply box 10 can be assembled and disassembled through the suspension arm of the crane, when the energy of a battery system of the crane is insufficient or in a power-free facility scene, the energy supply box 10 can be hung on the crane for supplying energy, when the crane does not need additional energy supply, the energy supply box 10 can be lifted and disassembled through the suspension arm, the dead weight of the crane at the moment is reduced, the power consumption anxiety of the crane is effectively relieved while the assembly and the disassembly are convenient, and the crane can be used as a main power source or a standby power source of the crane.

2. The outer wall of the energy supply box 10 is fixedly provided with the hook piece 20, after the energy supply box 10 is lifted, the hook piece 20 and the matching seat 30 are fixedly matched, so that the installation can be completed, the installation process is simple and quick, the hook piece 20 is simple in structure and convenient to process.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims (10)

1. An energy storage device, comprising:

the energy supply box (10) is detachably hung on a frame (50) of the engineering machine, the energy supply box (10) is provided with a fixed state fixedly connected with the frame (50) and an unlocking state separated from the frame (50), and the energy supply box (10) can supply energy for the engineering machine when in the fixed state.

2. The energy storage device according to claim 1, characterized in that a hook member (20) is fixedly arranged on the outer wall of the energy supply box (10), a matching seat (30) matched with the hook member (20) is fixedly arranged at the tail part of the frame (50), and the hook member (20) is fixedly connected with the matching seat (30) through a fastening component when the energy supply box (10) is in the fixed state.

3. Energy storage device according to claim 2, characterized in that the hook member (20) is provided with a first waist hole (21) through which the fastening component passes, the mating seat (30) is provided with a second waist hole (31) through which the fastening component passes, and the extending direction of the first waist hole (21) and the extending direction of the second waist hole (31) intersect.

4. A power storage device according to any one of claims 1-3, characterized in that the power supply box (10) comprises a carrier (11) and a power battery (12), the power battery (12) being fixedly arranged on the carrier (11).

5. Energy storage device according to claim 4, characterized in that the carrier (11) is fixedly provided with lugs (13).

6. The energy storage device according to claim 4, wherein the energy supply box (10) further comprises a protection plate (14) surrounding the bearing frame (11), a plug-in assembly (15) is fixedly arranged on the protection plate (14), and the energy supply box can be electrically connected with the engineering machinery through the plug-in assembly (15).

7. A construction machine, comprising: a vehicle frame (50) and an energy storage device as claimed in any one of claims 1 to 6.

8. The working machine according to claim 7, characterized in that the working machine further comprises a support frame (40) fixedly arranged on the frame (50), the support frame (40) having a support surface for supporting the energy supply tank (10).

9. The working machine according to claim 8, characterized in that the support frame (40) is located at the rear of the frame (50).

10. The construction machine according to claim 8, wherein a plurality of positioning members (41) are provided on the bottom surface of the energy supply box (10), and a plurality of positioning holes (42) are provided on the support surface, which are engaged with each of the positioning members (41).