CN216861222U

CN216861222U - Battery quick-change device and electric operation machine

Info

Publication number: CN216861222U
Application number: CN202220311767.6U
Authority: CN
Inventors: 居海波; 张鹏; 李昌武; 丁良
Original assignee: Sany America Inc
Current assignee: Sany America Inc
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-07-01
Anticipated expiration: 2032-02-16

Abstract

The utility model relates to the technical field of new energy vehicles, and provides a battery quick-changing device and an electric operation machine. This battery quick change device for solve among the prior art battery installation effectiveness low, the poor defect of reliability, including battery frame and battery bracket, on the battery frame is used for locating electric vehicle's frame platform, battery bracket detachably and battery frame attach, battery bracket is used for being connected with the battery is dismantled. According to the utility model, the battery is detachably connected with the battery bracket, so that the battery is replaced and maintained, the battery bracket is detachably connected with the battery frame, and the battery frame is arranged on the frame platform, so that the battery and the battery bracket are synchronously dismounted, the convenience of dismounting and mounting the battery is improved, and meanwhile, the firmness of battery assembly is effectively improved.

Description

Battery quick-change device and electric operation machine

Technical Field

The utility model relates to the technical field of new energy vehicles, in particular to a battery quick-changing device and an electric operation machine.

Background

At present, the crawler crane basically uses an internal combustion engine as a power source, the driving mode is low in efficiency and easy to cause environmental pollution, and under the condition that environmental protection is more and more emphasized and emission regulations of non-road mobile mechanical equipment are increasingly strict, the advantages of zero emission, low noise, high energy efficiency and the like of the electric crawler crane are in sharp contrast with those of the traditional fuel crawler crane.

Meanwhile, the electric crawler crane has better economy, and the electromotion accords with the trend of times development. The battery is used as a power source of the electric crawler crane for driving the motor, and needs to be quickly installed on the crawler crane and overhauled and disassembled in the subsequent use process.

However, because the left and right walking platforms of the crawler crane have limited width (limited width for road transportation), if a set of battery frame is designed independently, the frame will interfere with the framework of the covering part seriously; the fixed point of battery package is located battery package length direction's both sides, if the direct fixation is on the battery frame, the battery installation back, and the fixed point personnel that are close to the revolving stage side can't touch and install fixedly, leads to battery installation effectiveness low, and the reliability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a quick battery changing device and an electric operation machine, which are used for overcoming the defects of low battery installation efficiency and poor reliability in the prior art, realizing quick battery disassembly and assembly, ensuring firm installation and improving reliability.

The utility model provides a quick battery changing device which comprises a battery frame and a battery bracket, wherein the battery frame is arranged on a frame platform of an electric operation machine, the battery bracket is detachably connected with the battery frame, and the battery bracket is detachably connected with a battery.

According to the quick-change device for the battery, provided by the utility model, a plurality of first mounting holes are formed in the periphery of the battery bracket, and a detachable first connecting piece is arranged in each first mounting hole and used for fixedly mounting the battery.

According to the quick-change device for the battery, provided by the utility model, the periphery of the battery bracket is provided with a plurality of hanging rings.

According to the quick-change device for the battery, provided by the utility model, the battery bracket is detachably arranged in the battery frame, the two back sides of the battery bracket are respectively provided with the guide plates, the inner side of the battery frame is provided with the guide block, and the guide block is matched with the guide plates in a limiting and guiding manner.

According to the quick-change device for the battery, the battery frame comprises a first frame body and a second frame body, the first frame body is arranged on the frame platform, the second frame body is arranged on the first frame body, and the battery bracket is arranged in the second frame body.

According to the quick-change device for the battery, provided by the utility model, the two ends of the battery bracket are respectively provided with the first connecting plate, and the first connecting plate is detachably connected with the second frame body.

The quick battery change device further comprises a covering frame, wherein the covering frame is arranged on the battery and detachably connected with the battery frame.

According to the quick-change device for the battery, provided by the utility model, the second connecting plate is arranged on the peripheral side of the covering frame, and the second connecting plate is detachably connected with the battery frame.

According to the quick-change device for the battery provided by the utility model, the cushion block is arranged between the second connecting plate and the battery frame.

The utility model also provides an electric vehicle which comprises a frame platform and the battery quick-change device, wherein the battery frame is arranged on the frame platform.

The battery quick-change device and the electric operation machine comprise a battery frame and a battery bracket, wherein the battery frame is arranged on a frame platform of the electric operation machine, the battery bracket is detachably connected with the battery frame, the battery bracket is detachably connected with a battery, the battery is replaced and maintained by the detachable connection of the battery and the battery bracket, the battery bracket is detachably connected with the battery frame, the battery frame is arranged on the frame platform, the synchronous disassembly and assembly of the battery and the battery bracket are realized, the convenience of disassembly and assembly of the battery is improved, and meanwhile, the firmness of battery assembly is effectively improved.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a quick-change device for batteries provided by the utility model;

FIG. 2 is a schematic view of the assembly of the battery bracket and the battery in the battery quick-change device provided by the present invention;

fig. 3 is a schematic structural diagram of a covering frame in the quick battery replacing device provided by the utility model;

fig. 4 is a schematic structural diagram of a battery frame in the battery quick-change device provided by the utility model.

Reference numerals:

100. a battery frame; 110. a first frame body; 111. a first support beam; 120. a second frame body; 130. a guide block; 140. a cushion block; 200. a bracket; 210. a first connecting member; 220. a hoisting ring; 230. a guide plate; 240. a first connecting plate; 250. a second support beam; 300. a battery; 400. a cover frame; 410. a second connecting plate; 500. a frame platform.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The quick-change device for battery of the present invention is described with reference to fig. 1 to 4, and includes a battery frame 100 and a battery bracket 200, wherein the battery frame 100 is configured to be disposed on a frame platform 500 of an electric working machine, the battery bracket 200 is detachably connected to the battery frame 100, and the battery bracket 200 is configured to be detachably connected to a battery 300. It will be appreciated that the bottom side of the battery frame 100 is fixedly mounted to the frame platform 500 of the electric work machine, ensuring a secure and reliable mounting of the battery frame 100. Battery bracket 200 detachably installs in battery frame 100, realizes battery bracket 200 and battery frame 100's stable connection, and then realizes battery bracket 200 and frame platform 500's reliable stable connection, convenient to detach simultaneously, and battery frame 100 can effectively protect battery bracket 200.

Further, battery 300 detachably is connected with battery bracket 200, realize convenient dismantlement and maintenance to battery 300, and simultaneously, battery 300 assembles on battery bracket 200, and battery 300 assembles in battery frame 100 with battery bracket 200 is synchronous, that is, when trading battery 300 the electric operation, battery bracket 200 and battery 300 dismouting as a whole carry out, realize the convenient dismouting of battery 300, improve the fastness of battery 300 assembly in frame platform 500, guarantee to have sufficient operating space, the staff dismouting operation of being convenient for.

According to the quick-change device for batteries provided by the utility model, a plurality of first mounting holes are arranged on the periphery of the battery bracket 200, a detachable first connecting piece 210 is arranged in each first mounting hole, and the first connecting piece 210 is used for fixedly mounting the battery 300. It can be understood that a plurality of first mounting holes are uniformly formed on the peripheral side of the battery bracket 200, and a plurality of second mounting holes are uniformly formed on the peripheral side of the housing of the battery 300, and the second mounting holes are adapted to the first mounting holes in a one-to-one correspondence manner. The first connecting member 210 is inserted into the first mounting hole and the second mounting hole, so that the battery 300 and the battery bracket 200 are stably assembled. By removing the first connector 210, removal and further servicing of the battery 300 is achieved.

In this embodiment, the battery bracket 200 includes at least two parallel cross beams and a plurality of second support beams 250 longitudinally disposed between two adjacent cross beams, so as to stably support the battery 300. The first mounting holes are formed in the cross beam, wherein the extending direction of the cross beam is the same as the length direction of the battery 300, and the extending direction of the second support beam 250 is arranged along the width direction of the battery 300, so that the support strength of the battery 300 is improved while the overall structural strength of the battery bracket 200 is ensured, and the reliability of the assembled battery 300 is further improved.

In this embodiment, the first connecting member 210 may be a bolt or a locking pin.

According to the quick-change device for the battery provided by the utility model, a plurality of hanging rings 220 are arranged on the peripheral side of the battery bracket 200. It can be understood that the battery bracket 200 is provided with a plurality of hanging rings 220 on the peripheral side, and the plurality of hanging rings 220 are uniformly arranged, so that the stability of the hanging is improved.

In this embodiment, two lifting rings 220 are respectively arranged on each cross beam of the battery bracket 200, so that the stress balance of the battery bracket 200 is ensured in the lifting process.

According to the quick-change device for the battery provided by the utility model, the battery bracket 200 is detachably arranged in the battery frame 100, the two back sides of the battery bracket 200 in the width direction are respectively provided with the guide plates 230, the inner side of the battery frame 100 is provided with the guide block 130, and the guide block 130 is in limit and guide fit with the guide plates 230. It is understood that the guide plates 230 are respectively provided at both rear sides of the battery bracket 200, and the guide plates 230 are fixedly provided. The battery frame 100 is provided with a guide block 130, the guide block 130 is positioned on the inner side of the battery frame 100 and is in limit guide fit with the guide plate 230, wherein the guide fit means that the guide plate 230 is attached to the guide block 130 and moves downwards or upwards when the battery bracket 200 is put down into the battery frame 100 or lifted up away from the battery frame 100; the limiting adaptation means that the guide block 130 is attached to the guide plate 230, so that the battery bracket 200 is prevented from moving in the battery frame 100, and the battery 300 is effectively prevented from colliding with the battery frame 100 in the dismounting process.

According to the quick-change device for the battery provided by the utility model, the battery frame 100 comprises a first frame body 110 and a second frame body 120, the first frame body 110 is arranged on the frame platform 500, the second frame body 120 is arranged on the first frame body 110, and the battery bracket 200 is arranged in the second frame body 120. It is understood that the battery frame 100 includes a first frame body 110 at a lower side and a second frame body 120 at an upper side, and the first frame body 110 and the second frame body 120 are integrally formed or separately coupled. The first frame body 110 is fixedly disposed on the frame platform 500 to serve as a base, and the second frame body 120 is disposed on the first frame body 110 to ensure reliable and fixed connection between the second frame body 120 and the frame platform 500. The second frame body 120 is provided with an accommodating space for accommodating the battery tray 200 and the battery 300, and the battery tray 200 is disposed in the accommodating space and detachably connected to the second frame body 120, thereby achieving convenient detachment and installation of the battery 300.

In one embodiment, the first frame body 110 is provided at the top thereof with a first support beam 111, and the first support beam 111 is disposed in parallel with a second support beam 250 to stably support the cross beam of the battery bracket 200 for improved stability.

According to the quick-change device for batteries provided by the present invention, the battery bracket 200 is provided with the first connecting plates 240 at both ends thereof, and the first connecting plates 240 are detachably connected to the second frame body 120. It is understood that both ends of the battery bracket 200 are respectively provided with first connection plates 240 extending in a direction away from the battery bracket 200 and detachably connected to the longitudinal beams of the bottom side of the second frame body 120.

In this embodiment, a support table is provided on the inner side of the longitudinal beam on the bottom side of the second frame body 120, the support table is adapted to the first connection plate 240 in a lap joint manner, the support table is provided with an assembly hole, and the first connection plate 240 is provided with a through hole corresponding to the assembly hole, so that the bolt or the lock pin can be detachably mounted.

The quick-change device for the battery further comprises a covering frame 400, wherein the covering frame 400 is arranged on the battery 300 and is detachably connected with the battery frame 100. It can be understood that the covering frame 400 covers the battery 300, that is, the battery 300 is disposed between the battery bracket 200 and the covering frame 400, the battery bracket 200 supports the battery 300, and the covering frame 400 covers the battery 300, so as to achieve stability of the battery 300 during driving and prevent vibration of the battery 300.

Wherein, cover frame 400 and battery frame 100 can be dismantled and be connected, and is concrete, and cover frame 400 can be dismantled with the top side of second frame body 120 and be connected, and it is spacing to realize that cover frame 400 covers the pressure to battery 300, improves the fastness of battery 300 assembly.

According to the quick-change device for the battery provided by the utility model, the second connecting plate 410 is arranged on the peripheral side of the covering frame 400, and the second connecting plate 410 is detachably connected with the battery frame 100. It is to be understood that a plurality of second connecting plates 410 are provided on the circumferential side of the cover frame 400, and the second connecting plates 410 are detachably connected to the second frame body 120, so that the cover frame 400 is detachably assembled to the second frame body 120.

Specifically, the left and right sides and the front and rear sides of the cover frame 400 are respectively provided with the second connecting plates 410, and correspondingly, the longitudinal beams on the left and right sides of the second frame body 120 are provided with connecting positions detachably connected with the second connecting plates 410, and detachably connected and assembled by bolts. The vertical beams of the front and rear sides of the second frame body 120 are provided with brackets in lap joint with the second connecting plate 410, the brackets are provided with connecting columns, and the fitting holes of the corresponding second connecting plate 410 are in sleeve fit with the connecting columns, so that the detachable connection of the cover frame 400 and the second frame body 120 is realized.

According to the quick-change device for the battery provided by the utility model, the cushion block 140 is arranged between the second connecting plate 410 and the battery frame 100. It can be understood that the cushion block 140 is disposed between the second connecting plate 410 and the battery frame 100, so as to adjust the tightness of the covering frame 400 covering the battery 300, ensure the firmness, and prevent the battery 300 from being damaged due to the excessive covering force.

In this embodiment, the spacers 140 are provided on the longitudinal beams on the left and right sides of the second frame body 120.

It should be noted that the first frame body 110 and the second frame body 120 are each a frame structure formed by a cross beam, a longitudinal beam, and a vertical beam, and the joints between the cross beam and the longitudinal beam, between the cross beam and the vertical beam, and between the longitudinal beam and the vertical beam are provided with reinforcing ribs.

The quick battery replacement device provided by the utility model has the following specific disassembly and assembly processes:

assembly process

Correspondingly assembling the battery 300 on the battery bracket 200, enabling the second mounting holes to be in one-to-one correspondence with the first mounting holes, correspondingly inserting the first connecting pieces 210 into the second mounting holes and the first mounting holes, and locking to realize the assembly of the battery 300 and the battery bracket 200;

lifting the hanging ring 220 of the battery bracket 200, slowly placing the battery bracket 200 into the battery frame 100, fixedly installing the battery frame 100 on the frame platform 500, using the first frame body 110 as a base, and using the second frame body 120 to store the battery bracket 200;

the left side and the front side and the rear side of the battery bracket 200 are respectively provided with a guide plate 230, correspondingly, the left side and the front side and the rear side of the second frame body 120 are respectively provided with a guide block 130, when the battery bracket 200 is placed into the second frame body 120, the guide plates 230 and the guide blocks 130 are aligned, attached and guided, so that the dual functions of guiding and limiting are realized, and meanwhile, the battery bracket 200 can be effectively limited from shaking in the driving process;

after the battery bracket is lifted, the first support beam 111 plays a role in reinforcing and supporting the battery bracket 200, the first connecting plate 240 of the battery bracket 200 is lapped with the support table of the second frame body 120 and is fastened through bolts, and the battery bracket 200 and the second frame body 120 are reliably assembled;

correspondingly assembling the covering frame 400 on the upper side of the battery 300, wherein the left side and the front and rear sides of the covering frame 400 are respectively provided with a guide plate 230 and correspondingly matched with the guide blocks 130 in a guiding manner, so that the second connecting plates 410 on the left and right sides of the covering frame 400 are assembled with the cushion blocks 140 in an aligning manner, the second connecting plates 410 on the front and rear sides of the covering frame 400 are assembled with the guide posts of the bracket in an aligning manner, and then the second connecting plates 410 are locked with the covering frame 400 through bolts, so that the assembly of the covering frame 400 is realized; the guide post is provided with threads, the second connecting plate 410 is provided with a through hole, and the guide post correspondingly penetrates through the through hole and then is screwed on the guide post through a nut to realize locking;

disassembling process

The cover frame 400 and the battery bracket 200 are detached from the second frame body 120, respectively, the battery bracket 200 and the battery 300 are lifted by the hanging rings 220, and the battery bracket 200 is lifted off the second frame body 120, thereby completing the detachment.

The utility model also provides an electric working machine, which comprises a frame platform 500 and the battery quick-change device, wherein the battery frame 100 is arranged on the frame platform 500. It is understood that the battery frame 100 is fixedly disposed on the carriage platform 500, the battery bracket 200 is detachably mounted in the battery frame 100, and the battery 300 is detachably mounted on the battery bracket 200.

The utility model provides a quick battery changing device and an electric operation machine, which comprise a battery frame and a battery bracket, wherein the battery frame is arranged on a frame platform of the electric operation machine, the battery bracket is detachably connected with the battery frame, the battery bracket is detachably connected with a battery, the battery is replaced and maintained by the detachable connection of the battery and the battery bracket, the battery bracket is detachably connected with the battery frame, the battery frame is arranged on the frame platform, the synchronous disassembly and assembly of the battery and the battery bracket are realized, the convenience of the disassembly and assembly of the battery is improved, and meanwhile, the firmness of the assembly of the battery is effectively improved.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a quick battery changing device, its characterized in that includes battery frame and battery bracket, the battery frame is used for locating on electric vehicle's the frame platform, battery bracket detachably with battery frame connects, the battery bracket is used for can dismantling with the battery and be connected.

2. The quick-change device for batteries according to claim 1, characterized in that a plurality of first mounting holes are provided on the periphery of the battery bracket, and a detachable first connecting piece is provided in the first mounting holes, and the first connecting piece is used for fixedly mounting the batteries.

3. The quick-change device for batteries according to claim 1, characterized in that the battery bracket is provided with a plurality of hanging rings on the periphery.

4. The quick-change device for batteries according to claim 1, wherein the battery bracket is detachably disposed in the battery frame, two opposite sides of the battery bracket are respectively provided with a guide plate, and the inner side of the battery frame is provided with a guide block, and the guide block is matched with the guide plate in a limiting and guiding manner.

5. The quick-change device for batteries according to any one of claims 1 to 4, wherein said battery frame comprises a first frame body and a second frame body, said first frame body is configured to be disposed on said frame platform, said second frame body is configured to be disposed on said first frame body, and said battery bracket is configured to be disposed in said second frame body.

6. The quick-change device for batteries according to claim 5, characterized in that the battery bracket is provided with a first connecting plate at each of its two ends, and the first connecting plate is detachably connected with the second frame body.

7. The quick-change device for batteries according to any one of claims 1 to 4, characterized by further comprising a covering frame, which is used for being arranged on the batteries and is detachably connected with the battery frame.

8. The quick-change device for batteries according to claim 7, characterized in that a second connecting plate is arranged on the periphery of the covering frame, and the second connecting plate is detachably connected with the battery frame.

9. The quick-change device for batteries according to claim 8, characterized in that a cushion block is arranged between the second connecting plate and the battery frame.

10. An electric working machine comprising a frame platform, a battery and the battery quick-change device as claimed in any one of claims 1 to 9, wherein the battery frame is mounted on the frame platform, the battery is detachably mounted on the battery bracket, and the battery bracket is detachably connected to the battery frame.