CN116811652A - Trade electric storehouse and trade power station - Google Patents

Abstract

The application discloses a power exchanging bin and a power exchanging station, wherein the power exchanging bin comprises: a box body and a temporary storage seat. The inside first cavity and the second cavity that is formed with of box, first cavity and second cavity set gradually along the direction of height of box, and first cavity is used for loading the battery box, and the second cavity is used for installing and trades the motor robot. The temporary storage seat is arranged in the second cavity and used for temporarily storing the battery box. According to the application, the first cavity and the second cavity of the power exchange bin are longitudinally arranged, the occupied area is small, the space is saved, and the battery box moving channel is formed by arranging the second cavity, so that the power exchange station can exchange power at fixed points, the sealing performance of the box body is improved, and the safety of the power exchange station is good. The setting of seat of keeping in can be in the change in-process, the battery box of electric machine upper deficiency of electricity is kept in the seat of keeping in earlier to change the electric robot, makes things convenient for the change electric robot to snatch the battery box of full electricity in the first cavity and pack into electric machine for can arrange more battery position in the first cavity, make full use of the inner space in change storehouse.

Description

Trade electric storehouse and trade power station

Technical Field

The application relates to the technical field of power conversion, in particular to a power conversion bin and a power conversion station.

Background

In response to global energy conservation and emission reduction calls, in recent years, mechanical equipment using fuel oil as a power source is gradually replaced by electric mechanical equipment. However, the problems of short battery box endurance, slow charging, fast battery box attenuation and the like of the electromechanical equipment restrict the application of the electromechanical equipment. In order to solve the problem, a power exchange station for directly exchanging power for electric equipment is provided on the market so as to achieve the effect of rapidly replenishing energy for the electric machine.

We have previously provided two kinds of power exchange stations, and first kind of power exchange station includes two cavitys, is used for depositing the battery box in one cavity, is used for setting up the power exchange robot in another cavity, and these two cavitys arrange in proper order along the horizontal direction, then makes power exchange station area big, has increased the cost. The second type trades the power station and only has a cavity, need arrange battery box and trades the motor robot simultaneously in the cavity, does not provide battery box travel channel in the cavity, consequently, a length limit one side of box needs to be uncovered completely just can satisfy the requirement of trading the electricity, can't realize fixed point and trade the electricity, and a plurality of electric machines are when trading the electricity in proper order, and each electric machine needs the station of changing the electricity of berthing all inequality, has improved the driving degree of difficulty, and the box because one side needs to set up longer uncovered, and the leakproofness is poor, and the security is low.

If two cavities are arranged in the power exchange station, the two cavities are arranged up and down, the power exchange robot is arranged in the upper cavity, and the battery box is positioned in the lower cavity, so that the occupied area is reduced, and fixed-point power exchange is facilitated. However, in the power exchange process, a temporary storage seat of the temporary storage battery box needs to be provided, if the temporary storage seat is arranged in the lower cavity, the battery position of the lower cavity for charging is occupied, and the battery storage amount of the lower cavity is not increased.

In view of this, the present application has been made.

Disclosure of Invention

The application provides a power exchanging bin and a power exchanging station.

The application provides the following technical scheme:

the first object of the present application is to provide a power exchanging bin, comprising:

the battery box comprises a box body, wherein a first cavity and a second cavity are formed in the box body, the first cavity and the second cavity are sequentially arranged along the height direction of the box body, the first cavity is used for loading a battery box, and the second cavity is used for installing a motor replacing robot;

the temporary storage seat is arranged in the second cavity and is used for temporarily storing the battery box.

Optionally, a plurality of battery box bases are disposed in the second cavity, and each battery box base and the temporary storage seat are arranged in a staggered manner.

Optionally, the temporary storage seat is disposed at an end portion of the second cavity along the length direction of the box body.

Optionally, a control cabinet installation area is arranged at the bottom of the temporary storage seat in the first cavity.

Optionally, the power changing bin includes a track, the track set up in the second cavity, the track is followed the length direction of box extends, the track extends through the seat of keeping in.

Optionally, the track comprises two rails, and the two rails are respectively arranged at two sides of the box body along the width direction;

the temporary storage seat is positioned between the two rails, and extends along the direction perpendicular to the rails.

Optionally, a maintenance platform is disposed in the second cavity, and the temporary storage seat is installed on the maintenance platform.

Optionally, two upper long beams are respectively arranged on two sides of the box body along the width direction;

the maintenance platform comprises a support frame and a plate body, wherein the support frame is connected to the two upper long beams, a plurality of first connecting seats are arranged on the support frame, and the plate body is covered on the support frame;

the temporary storage seat is supported on the plate body, and a plurality of second connecting seats are arranged on the temporary storage seat;

Each first connecting seat is connected and fixed with the corresponding second connecting seat through a fastener.

Optionally, the upper long beam is provided with a web plate and wing plates arranged at two sides of the web plate, and a concave part is formed between the web plate and the wing plates;

the support frame includes a primary support beam that extends into the recess, and the primary support beam and the web and/or wing are welded together.

Optionally, a through hole is formed in the maintenance platform.

A second object of the present application is to provide a power exchange station comprising:

the electricity changing bin;

the motor replacing robot is arranged in the second cavity of the motor replacing bin.

By adopting the technical scheme, the application has the following beneficial effects:

according to the application, the first cavity and the second cavity of the power exchange bin are longitudinally arranged, the occupied area is small, the space is saved, and the battery box moving channel is formed by arranging the second cavity, so that the power exchange station can exchange power at fixed points, the sealing performance of the box body is improved, and the safety of the power exchange station is good. The setting of seat of keeping in can be in the change in-process, the battery box of electric machine upper deficiency of electricity is kept in the seat of keeping in earlier to change the electric robot, makes things convenient for the change electric robot to snatch the battery box of full electricity in the first cavity and pack into electric machine for can arrange more battery position in the first cavity, make full use of the inner space in change storehouse.

The following describes the embodiments of the present application in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:

fig. 1 shows a schematic diagram of the overall structure of a power exchange station according to an embodiment of the present application;

fig. 2 shows a schematic structural diagram of an upper case of a power exchange station according to an embodiment of the present application;

fig. 3 is a schematic bottom view of an upper case of the power exchange station according to the embodiment of the present application;

fig. 4 is a schematic diagram showing a partial structure of an upper case of a power exchange station according to an embodiment of the present application;

FIG. 5 is a schematic view showing another partial structure of an upper case of a power exchange station according to an embodiment of the present application;

fig. 6 is a schematic structural diagram of a temporary storage seat disposed in an upper case of a power exchange station according to an embodiment of the present application;

fig. 7 is a partial view showing a bottom view of an upper case of the power exchange station according to the embodiment of the present application;

Fig. 8 shows a schematic structural diagram of a lower case of a power exchange station according to an embodiment of the present application;

fig. 9 is a schematic diagram showing a partial structure of a lower case of a power exchange station according to an embodiment of the present application;

fig. 10 is a schematic structural view of a battery box base disposed on a lower box body of a power exchange station according to an embodiment of the present application;

fig. 11 shows a schematic structural view of an upper support of a lower case of a power exchange station according to an embodiment of the present application;

fig. 12 shows a state diagram of a battery box transported by a battery exchange robot of a battery exchange station according to an embodiment of the present application;

fig. 13 is a schematic view showing a telescopic arm assembly of a power exchange station robot in an extended state according to an embodiment of the present application;

fig. 14 shows a schematic structural diagram of a frame of a power exchanging station of the power exchanging robot according to an embodiment of the present application;

fig. 15 shows a schematic structural diagram of a first telescopic arm of a power exchange station robot according to an embodiment of the present application;

fig. 16 shows a schematic structural diagram of a second telescopic arm of a power exchange station robot according to an embodiment of the present application;

fig. 17 is a schematic bottom view of a second telescopic arm of a power exchange station robot according to an embodiment of the present application;

fig. 18 is a schematic view showing a partial structure of a second telescopic arm of a power exchanging station according to an embodiment of the present application;

Fig. 19 shows a state diagram of a second telescopic arm of a power exchange robot of a power exchange station after deleting a motor and a reduction gearbox according to an embodiment of the present application;

fig. 20 shows a state diagram of a second telescopic arm of a power exchange robot of a power exchange station after deleting a motor, a reduction gearbox and a winding drum according to an embodiment of the present application;

fig. 21 shows a schematic structural diagram of a gripper of a power exchange robot of a power exchange station according to an embodiment of the present application.

In the figure: 1. a case; 11. a lower box body; 110. a top lifting opening; 111. a first cavity; 112. a battery box base; 113. a limit beam; 114. a guide member; 1141. an upper sloping plate; 1142. a lower sloping plate; 115. a lower long beam; 116. an adapter; 117. a supporting and elevating frame; 118. a control cabinet installation area; 119. a threading opening; 12. an upper case; 121. a second cavity; 122. an inlet and an outlet of the battery box; 123. a temporary storage seat; 1231. a second connecting seat; 124. a slide rail; 125. a track; 127. a door body driving device; 128. an upper long beam; 1281. a recessed portion; 129. maintaining the platform; 1291. a support frame; 12911. a first connection base; 12912. a main support beam; 1292. a plate body; 1293. a through port; 13. a door body; 2. replacing the robot; 21. a frame; 211. a fixing seat; 2111. a lower extension arm; 2112. a first track bar; 21121. a first roller; 212. a walking mechanism; 22. a telescoping arm assembly; 221. a first telescopic arm; 2211. a mounting base; 2212. a second track bar; 22121. a second roller; 2214. a limiting piece; 22141. a limit part; 22142. a connection part; 222. a second telescopic arm; 2221. a guide part; 2222. a vertical mounting plate; 22221. a middle plate body; 22222. a side plate body; 22223. a guide bevel edge; 22224. a first arc segment; 22225. a second arc segment; 22226. an upper support arm; 22227. a lower support arm; 223. a first transmission mechanism; 2231. a first transmission bar; 2232. a second transmission bar; 2233. a first steering member; 224. a driving device; 2241. a motor; 2242. a second transmission mechanism; 22421. a third transmission bar; 22422. a second steering member; 2243. a gearbox; 23. a lifting device; 231. a winding device; 2311. a reel; 2312. a motor; 2313. a reduction gearbox; 232. a hanging rope; 24. a gripping apparatus; 241. a tapered guide; 3. a charger; a. a battery box; b. a driving assistance device; c. a laser positioning assembly; d. an electric machine; e. and (3) a bracket.

It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, 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, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1 to 21, a first embodiment of the present application provides a power exchanging bin, including: the device comprises a box body 1 and a temporary storage seat. The case has a first cavity 111 and a second cavity 121, the first cavity 111 and the second cavity 121 being sequentially arranged along a height direction of the case, the first cavity 111 being for accommodating the battery case a. The battery changing robot 2 is arranged in the second cavity 121, the battery changing robot 2 is provided with a battery changing mechanism, the battery changing mechanism is provided with a gripping apparatus 24, the battery changing mechanism can move up and down along the height direction of the box body, the gripping apparatus 24 is driven to move between the first cavity 111 and the second cavity 121, the battery changing mechanism can move along the width direction of the box body, and the gripping apparatus 24 is driven to extend out of the box body or retract to the second cavity 121 so as to transfer the battery box a between the first cavity 111 and the outside of the box body. The first cavity 111 and the second cavity 121 of the power exchange station are longitudinally arranged, the occupied area is small, the space is saved, and the second cavity 121 is arranged to form a moving channel of the battery box a, so that the power exchange station can exchange electricity at fixed points, the sealing performance of the box body is improved, and the safety of the power exchange station is good.

In one possible embodiment, a plurality of battery box bases 112 may be disposed in the first cavity 111, the battery box bases 112 are used for mounting the battery boxes a, each battery box base 112 is sequentially arranged along the length direction of the box, the motor replacing robot 2 is movably disposed in the second cavity 121, and the motor replacing robot 2 can translate along the length direction of the box. After gripping the old battery on the electric machine d, the battery box a may be unloaded by the battery changing robot 2 in the first chamber or the second chamber. While the full battery box a in the first cavity 111 is to be loaded into the electric machine d, the electric machine 2 may be translated along the second cavity 121 above the respective battery box a to grasp the respective battery box a by the gripper 24.

The replacing mechanism comprises a horizontal telescopic arm assembly 22 and a lifting device 23 connected to the horizontal telescopic arm assembly 22, the gripping apparatus 24 is connected to the lifting device 23, the horizontal telescopic arm assembly 22 can move in a telescopic mode along the width direction of the box body, so that the gripping apparatus 24 is driven to extend out of the second cavity 121 or retract into the second cavity 121, and the lifting device 23 can drive the gripping apparatus 24 to move in a lifting mode along the height direction of the box body 1.

The gripping apparatus 24 may be connected to the lifting device 23, and the lifting device 23 drives the gripping apparatus 24 to move up and down, so as to realize movement of the gripping apparatus 24 between the first cavity 111 and the second cavity 121, lift or lower the discharge cell box a, and realize transportation of the cell box a in a vertical direction. The horizontal telescopic arm assembly 22 can move in a telescopic manner along the width direction of the box body, and can drive the battery box a to extend out of the battery box inlet and outlet 122 on the box body and communicated with the second cavity 121, or retract into the second cavity 121 from the battery box inlet and outlet 122, so that the transfer of the battery box a in the horizontal direction is realized.

The motor replacing robot 2 is provided with a frame 21, the horizontal telescopic arm assembly 22 comprises at least two telescopic arms, each telescopic arm is sequentially arranged, adjacent telescopic arms are movably connected, a telescopic arm at the head end is connected with the frame 21, and the lifting device 23 is connected with a telescopic arm at the tail end.

The box body is provided with a battery box inlet and outlet 122 communicated with the second cavity 121, and the motor replacing robot 2 can move to the battery box inlet and outlet 122 and control the motor replacing mechanism to extend out of the battery box inlet and outlet 122 or retract from the battery box inlet and outlet 122 into the second cavity 121. The width of the battery box inlet and outlet 122 is far smaller than the length of the corresponding side surface of the battery box a, and the width is slightly larger than the width of the battery box a, so that the box body still has good sealing performance.

Referring to fig. 6 and 7, at least one battery box temporary storage seat 123 is disposed in the second cavity 121, and the robot 2 can temporarily store the grabbed battery box a in the battery box temporary storage seat 123.

The design of the battery box temporary storage seat 123 facilitates that after the battery box a with the power shortage on the electric machine d is grabbed by the battery box replacement robot 2 in the power replacement process, the battery box a with the power shortage is temporarily stored in the battery box a temporary storage position, then the battery box a with the power shortage in the first cavity 111 is grabbed and is filled into the electric machine d, so that more battery positions can be arranged in the first cavity 111, and the internal space of the box is fully utilized.

A plurality of battery box bases 112 are arranged in the first cavity 111, and each battery box base 112 and the temporary storage base 123 are arranged in a staggered manner. If the temporary storage seat 123 is located right above the battery box base 112, the battery box base 112 is shielded, so that the battery box a on the battery box base 112 cannot be grasped by the battery changing robot 2. Therefore, each battery box base 112 needs to be offset from the temporary storage base 123. In addition, referring to fig. 10, a control cabinet installation area 118 is provided on the first cavity 111 corresponding to the temporary storage seat 123, and an electrical control cabinet is provided in the installation area, so that space below the temporary storage seat 123 is not wasted, and therefore, the position of the first cavity 111 staggered from the temporary storage seat 123 can be used for arranging the battery box base 112.

The temporary storage seat 123 is disposed at an end portion of the second cavity 121 along the length direction of the case 1. The travel of the battery changing robot 2 to above the different battery box bases 112 is not affected. Likewise, the electrical control cabinet is also arranged at the end part position of the first cavity 111 along the length direction of the box body, so that an access door communicated with the control cabinet installation area 118 is conveniently arranged on the box body 1, and maintenance personnel can conveniently enter the control cabinet installation area 118 to maintain the electrical control cabinet.

The rail 125 is disposed in the second cavity 121, the rail 125 extends along the length direction of the box, and the rail 125 extends through the temporary storage seat 123. The robot 2 can move to the temporary storage base 123 along the rail 125, and temporarily store the grasped battery box a with power shortage on the temporary storage base 123.

The rail 125 includes two rails, the two rails are disposed on two sides of the box along the width direction, the temporary storage seat 123 is located between the two rails, and the temporary storage seat 123 extends along the direction perpendicular to the rails. The temporary storage seat 123 does not affect the arrangement of the rail.

Referring to fig. 6 and 7, a maintenance platform 129 is disposed in the second cavity 121, and the temporary storage seat 123 is mounted on the maintenance platform 129. The worker can climb to the maintenance platform 129 to perform maintenance on the battery exchange robot 2. An inspection ladder may be provided, the inspection ladder being located mainly in the first cavity 111, and a passage opening 1293 may be provided on the maintenance platform 129, the inspection ladder extending to the passage opening 1293. A service worker may climb within the first cavity 111 through the service ladder to the access port 1293 and pass from the access port 1293 into above the service platform 129.

The two sides of the box body 1 along the width direction are respectively provided with two upper long beams 128, the maintenance platform 129 comprises a support frame 1291 and a plate body 1292, the support frame 1291 is connected to two upper long beams 128, a plurality of first connecting seats 12911 are arranged on the support frame, and the plate body 1292 is covered on the support frame. The temporary storage base 123 is supported on the board 1292, and a plurality of second connection bases 1231 are disposed on the temporary storage base 123. Each first connecting seat 12911 is connected and fixed with the corresponding second connecting seat 1231 through a fastener. The fasteners may be screws, which are disposed through the plate 1292.

The upper long beam 128 has a web and wing plates disposed on both sides of the web, and a recess 1281 is formed between the web and the wing plates. The support frame includes a main support beam 12912, the main support beam 12912 extending into the recess 1281, and the main support beam 12912 and the web and/or wing are welded together.

The box body is provided with a lower box body 11 and an upper box body 12, the upper box body 12 is arranged at the top of the lower box body 11, the lower box body 11 forms at least part of the first cavity 111, and the second box body forms the second cavity 121. The vertical height of box is big, through last box 12 and lower box 11 stack setting, has made things convenient for the transportation and the installation of box.

The upper case 12 is provided with a rail 125 at a side close to the lower case 11, and the robot 2 is movably connected to the rail 125. The change robot 2 can translate along the rail 125.

The lower box 11 has the diapire and sets up in the perisporium of diapire week, set up a plurality of battery box bases 112 on the diapire, battery box base 112 has guide structure and locking mechanism, and guide structure is used for falling in the in-process of battery box base 112 at battery box a, plays the guide effect for battery box a stably regularly supports in battery box base 112, and locking mechanism can lock battery box a position, prevents that battery box a from rocking.

In the embodiment of the present application, the temporary storage seat 123 may be disposed in the first cavity 111, where the temporary storage seat 123 and each battery box base 112 are sequentially arranged along the length direction of the box, and the temporary storage seat 123 is located at one end of each battery box base 112. It should be noted that the two frames 21 of the two electric robots shown in fig. 12 and 13 of the present application are slightly different, the frame 21 includes two side frames, the two side frames are sequentially spaced along the length direction of the electric robot, each of the two side frames includes two upright posts, and a reinforcing beam may or may not be disposed between the upright posts opposite to the two side frames.

When the temporary storage seat is arranged in the second cavity, the frame 21 of the battery changing robot shown in fig. 13 and 14 can be adopted by the battery changing robot, the height of a cross beam arranged between at least one pair of opposite two upright posts of the two side brackets in the frame 21 is higher than that of the battery box, and after the battery box is arranged in the temporary storage seat 123 by the battery changing robot, the battery box and the frame 21 are not interfered with each other because the cross beam is higher than the battery box, and the battery changing robot can smoothly and reversely move to the top position of the battery box full of electricity in the second cavity so as to conveniently grasp the battery box full of electricity. Of course, no cross beam is required between the two opposite side brackets. When the temporary storage seat is arranged in the first cavity, the cross beam can be connected between the two opposite upright posts of the side brackets, and the height of the cross beam can be set downwards.

Example two

Referring to fig. 2 to 5, a second embodiment of the present application will be described in further detail. The battery replacing bin further comprises a door body 13, and a battery box inlet and outlet 122 communicated with the second cavity 121 is arranged on the box body 1. The motor changing robot 2 is disposed in the second cavity 121. A door 13 is connected to the case, and the door 13 is used to open or close the battery case inlet/outlet 122.

The rail 125 is disposed in the case, the rail 125 is disposed in the second cavity 121, and the rail 125 extends along a length direction of the case. The battery exchange robot 2 is slidably coupled to the rail 125 to be adjacent to or remote from the battery compartment access opening 122.

The rail 125 includes rails that are disposed on two sides of the box along the width direction, and limit seats (not shown) are respectively disposed at two ends of each rail in the box. In a state that the motor changing robot 2 moves to the tail end of the rail, the motor changing robot 2 abuts against the limiting seat. The limiting seat can be provided with an elastic buffer piece, when the motor changing robot 2 moves to the tail end along the track 125, the motor changing robot 2 is contacted with the elastic buffer piece, the elastic buffer piece plays a role in buffering and protecting the motor changing robot 2, and the motor changing robot 2 is prevented from rigid collision, so that local structural deformation is damaged.

The box 1 is provided with a top wall, two long side walls and two short side walls, wherein the two long side walls are arranged at intervals, the two short side walls are respectively arranged at two ends of the long side walls along the length direction, and the short side walls are respectively connected with the two long side walls. The top wall is located on top of each of the long side wall and the short side wall. One of the long side walls is provided with the battery box inlet and outlet 122. The width of the battery box inlet/outlet 122 is slightly larger than the battery box a and is far smaller than the long side wall. When the battery is replaced, the door body 13 opens the inlet and the outlet of the battery box, and after the battery is replaced, the door body 13 closes and seals the inlet and the outlet 122 of the battery box, so that the box has good tightness and good safety.

Referring to fig. 2, the battery box inlet and outlet 122 is located at a middle position of the long side wall along the length direction, two groups of driving assistance devices b are disposed on the long side wall, the two groups of driving assistance devices b are symmetrically disposed on two sides of the long side wall with the battery box inlet and outlet 122 as a center, and the driving assistance devices b include any one or a combination of a plurality of display screens, speakers, warning signs and indicator lamps. Through setting up two sets of driving auxiliary device b, then no matter electric machine d goes to battery box import and export 122 department (going to the second end from the first end of box, or going to first end by the second end), driving auxiliary device b position is all unchangeable for electric machine d, is favorable to cultivateing driver's driving habit, has reduced the driving degree of difficulty.

Referring to fig. 4 and 5, a sliding rail 124 is provided on the long side wall, the door 13 is slidably connected to the sliding rail 124, and the door 13 can translate along the sliding rail 124 to open or close the battery box inlet/outlet 122.

The door body 13 may include only one door body, in order to improve the door opening efficiency, the door body 13 may include two sub-door bodies, two sub-door bodies are both slidably connected to the slide rail 124, a door body driving device 127 is disposed on the box body, and the door body driving device 127 is in transmission connection with two sub-door bodies. The door driving device 127 can drive the two sub-doors to approach to close the battery box inlet and outlet 122, and the door driving device 127 can drive the two sub-doors to move away reversely to open the battery box inlet and outlet 122. The door driving device 127 can drive the two sub-doors to move at the same time, so that the efficiency of opening and closing the door 13 is improved.

The door driving device 127 includes two telescopic members, both of which are disposed on the long side wall, and both of which are disposed on both sides of the battery box inlet and outlet 122. The telescopic ends of the two telescopic parts are respectively connected with the corresponding sub-door bodies. The telescopic component can be a telescopic oil cylinder or an electric push rod, and the end part of the telescopic component can be hinged on the sub-door body.

The box body is provided with a plurality of air outlets, and at least part of the air outlets are provided with fans. The fan starts and can accelerate the exchange of the air in the box body and the outside air. Is beneficial to adjusting the temperature in the box body.

The inner wall of the box body is covered with the heat preservation layer, so that heat loss can be reduced in winter, the battery box a is protected, and the battery box a can maintain good working conditions.

Referring to fig. 3, the case further includes a protection cover, a laser positioning assembly c is disposed on the case, the protection cover is connected to the case, and the protection cover covers the laser positioning assembly c. The laser positioning component c is used for monitoring the advancing position of the electric machine d and the driving auxiliary device b to prompt a driver to drive the vehicle in a matching way, so that the electric machine d can accurately stop at the power exchange station.

Example III

The third embodiment of the present application describes in detail the structure of the horizontal telescopic arm assembly 22 of the battery-powered robot.

Referring to fig. 12 to 21, the motor changer 2 includes: frame 21, holder 211, battery gripper 24 and horizontal telescopic arm assembly 22. The horizontal telescopic arm assembly 22 comprises a first telescopic arm 221, a second telescopic arm 222, a first transmission 223 and a driving device 224. The frame 21 has a running mechanism 212, a fixing base 211 is mounted on the frame 21 (the fixing base 211 can be considered as a part of the frame 21), a first telescopic arm 221 is movably connected with the fixing base 211, a second telescopic arm 222 is movably connected with the first telescopic arm 221, a first transmission mechanism 223 comprises two steering components and a transmission bar, the two steering components are respectively arranged on the first telescopic arm 221, the two steering components are sleeved with the transmission bar, a bar section of the transmission bar positioned on one side of the rotation component is connected with the fixing base 211, and a bar section of the transmission bar positioned on the other side of the rotation component is connected with the second telescopic arm 222. The battery gripper 24 is connected to the second telescopic arm 222. The driving device 224 is disposed on the fixing seat 211, and the driving device 224 is in transmission connection with the first telescopic arm 221 to drive the first telescopic arm 221 to translate, and the first telescopic arm 221 translates to drive the second telescopic arm 222 to translate.

The first telescopic arm 221 may be driven by the driving device 224, when the driving device 224 drives the first telescopic arm 221 to translate at a first speed, the first telescopic arm 221 drives the second telescopic arm 222 to translate at a second speed, which is twice the first speed, through the first transmission mechanism 223, and during the translation of the first telescopic arm 221, the second telescopic arm 222 gradually extends out of the first telescopic arm 221. The total length of extension of the second telescopic arm 222 and the first telescopic arm 221 meets the power conversion distance requirement.

In the telescopic arm assembly 22 (short for horizontal telescopic arm assembly), a driving mechanism is not arranged between the first telescopic arm 221 and the second telescopic arm 222, but an unpowered first transmission mechanism 223 is arranged, when the first telescopic arm 221 is driven to translate, the first telescopic arm 221 can simultaneously drive the second telescopic arm 222 to translate, a telescopic oil cylinder is not required to be arranged between the first telescopic arm 221 and the second telescopic arm 222, the cost is reduced, and the structure of the telescopic arm assembly 22 is simplified.

The drive 224 may include any one of a telescopic ram, an electric push rod, a chain drive mechanism, and a belt drive mechanism.

The telescopic mechanism of the application only needs to be provided with one driving device 224, a driving mechanism is not required to be arranged between the first telescopic arm 221 and the second telescopic arm 222, but an unpowered first transmission mechanism 223 is arranged, when the first telescopic arm 221 is driven to translate, the driving device 224 drives the first telescopic arm 221 to translate, the first telescopic arm 221 can simultaneously drive the second telescopic arm 222 to translate, and the driving device 224 is not required to be arranged between the first telescopic arm 221 and the second telescopic arm 222, so that the cost is reduced, and the structure of the telescopic mechanism is simplified.

Referring to fig. 15, the transmission bar includes a first transmission bar 2231 and a second transmission bar 2232, the first transmission bar 2231 passes around the first steering member 2233, and a fixed end of the first transmission bar 2231 is connected to the fixing base 211. The second transmission rod 2232 passes through the other first steering member 2233, and the fixed end of the second transmission rod 2232 is connected to the fixed base 211. The movable ends of the first transmission bar 2231 and the second transmission bar 2232 are connected to the second telescopic arm 222.

The fixed base 211 has a lower extension arm 2111, and movable ends of the first transmission bar 2231 and the second transmission bar 2232 are respectively connected to two sides of the lower extension arm 2111 along the moving direction of the first telescopic arm 221. Specifically, the lower extension arm 2111 has two support pieces, two support pieces are disposed at intervals, and a clamping cavity is formed between the two support pieces. The movable ends of the first transmission bar 2231 and the second transmission bar 2232 are connected with pull rings. The pull ring is contained in the clamping cavity, and the connecting piece penetrates through the supporting piece and is arranged on the pull ring to connect and fix the pull ring with the supporting piece.

The telescopic arm assembly 22 comprises two first transmission mechanisms 223, wherein the two first transmission mechanisms 223 are respectively arranged on the first telescopic arms 221, and the two first transmission mechanisms 223 are sequentially arranged along the moving direction perpendicular to the first telescopic arms 221. The two first transmission mechanisms 223 are symmetrically arranged along the width direction of the first telescopic arm 221, so that the first telescopic arm 221 can apply balanced driving force to the second telescopic arm 222 through the first transmission mechanism 223, and the second telescopic arm 222 can stably stretch and retract without being easy to skew.

Referring to fig. 14, the driving device 224 includes a motor 2241 and a second transmission mechanism 2242, where the motor 2241 is in transmission connection with the first telescopic arm 221 through the second transmission mechanism 2242, so as to drive the first telescopic arm 221 to translate along the fixing seat 211.

The second transmission mechanism 2242 includes a third transmission strip 22421 and two second steering members 22422, two second steering members 22422 are both disposed on the fixing seat 211, the third transmission strip 22421 is sleeved on two second steering members 22422, the third transmission strip 22421 is connected with the first telescopic arm 221, the motor 2241 is in transmission connection with one second steering member 22422, and the second steering members 22422 are driven to rotate so as to drive the third transmission strip 22421 to move. The third transmission bar 22421 of the first transmission 223 may be a chain, and the second steering member 22422 may be a sprocket. The first transmission mechanism 223 adopts a chain transmission mechanism, and has simple structure and low cost. And the chain wheel is matched with the motor 2241 to drive the telescopic arm assembly 22 to move in a telescopic way, so that the whole structure is simpler, the transmission is stable, and the cost is greatly reduced.

The driving device 224 further includes a gearbox 2243, an output shaft of the motor 2241 is parallel to the translation direction of the first telescopic arm 221, an input shaft of the gearbox 2243 is connected with an output shaft of the motor 2241, the output shaft of the gearbox 2243 is perpendicular to the translation direction of the first telescopic arm 221, and the second steering member 22422 is connected with the output shaft of the gearbox 2243. Gearbox 2243 reduces the rotational speed of motor 2241 to facilitate low speed stable movement of first telescoping arm 221 driven by drive 224.

The two ends of the first telescopic arm 221 are respectively provided with a mounting seat 2211, the mounting seat 2211 is provided with two supporting arms arranged at intervals, the first steering member 2233 is located between the two supporting arms, and the first steering member 2233 and the mounting seat 2211 are rotatably connected.

The first steering member 2233 may be a wheel shape, and the circumferential end surface of the first steering member 2233 is provided with a wire groove, and the transmission bar is embedded in the wire groove. Preventing the drive bar from disengaging from the first steering member 2233.

As shown in fig. 15, a limiting member 2214 is connected to the mounting base 2211, and the limiting member 2214 extends to a peripheral side end surface close to the first steering member. The limiting member 2214 has the function of limiting the transmission bar on the first steering member, preventing the transmission bar from being separated from the wire groove of the first steering member.

The limiting member includes a limiting portion 22141 and a connecting portion 22142, the limiting portion 22141 extends along the rotation axis direction of the first steering member, the limiting portion 22141 is close to the circumferential end surface of the first steering member 2233, and the connecting portion 22142 connects the limiting portion 22141 and the mounting seat 2211.

The connection portion 22142 may have two ends provided with the limiting portions 22141, and the two limiting portions 22141 may be located on two sides of the circumferential end surface of the first steering member in a state in which the connection portion 22142 is connected to the mounting base 2211.

Referring to fig. 12 to 21, the fixing base 211 includes two first track bars 2112 disposed at intervals, the first track bars 2112 have first track grooves, the first telescopic arm 221 has two second track bars 2212, and the two second track bars 2212 are respectively movably connected to the corresponding first track grooves.

The first track bar 2112 is provided with a first roller 21121 near the end of the first telescopic arm 221, where the first roller 21121 is located at the end of the first track groove, and the first roller 21121 is rotatably connected to the first track bar 2112. The second track bar 2212 has a second roller 22121, the second roller 22121 is received in the first track groove, and the second track bar 2212 is supported on the first roller 21121. During translation of the first telescoping arm 221 along the first track bar 2112, the first roller 21121 remains supported on the second track bar 2212, providing a fulcrum for the first telescoping arm 221, facilitating the first telescoping arm 221 to remain in a horizontal position.

The second track bar 2212 has a second track groove, and third rollers are respectively disposed on two sides of the second telescopic arm 222, and the third rollers are accommodated in the second track groove. The second telescoping arm 222 is translatable along the first telescoping arm.

Example IV

Referring to fig. 16 to 21, a fifth embodiment of the present application will be described in detail with respect to a lifting device 23 of a battery-powered robot. The lifting device 23 is disposed on the second telescopic arm 222.

The elevating device 23 includes: winding device 231, lifting rope 232 and battery gripper 24. The second telescoping arm 222 has a via. The winding device 231 is provided to the second telescopic arm 222. The hanging rope 232 penetrates through the wire passing hole, and one end of the hanging rope 232 is wound around the winding device 231. The battery gripper 24 is connected to the other end of the hoist rope 232.

The lifting mechanism of the battery box a adopts the winding device 231 to wind or release the lifting rope 232 to realize the lifting or lowering of the battery gripping device 24, and compared with the prior art which adopts an oil cylinder telescopic mode, the lifting mechanism of the battery gripping device a simplifies the structure and increases the lifting stroke of the battery gripping device 24.

The winding device 231 comprises a winding drum 2311 and a motor 2312, the winding drum 2311 is rotatably arranged on the second telescopic arm 222, the winding drum 2311 is provided with a winding groove, the lifting rope 232 is wound on the winding groove, the motor 2312 is arranged on the second telescopic arm 222, and the motor 2312 is in transmission connection with the winding drum 2311 so as to drive the winding drum 2311 to rotationally wind or release the lifting rope 232.

The winding device 231 further comprises a reduction gearbox 2313, the reduction gearbox 2313 is arranged on the second telescopic arm 222, the reduction gearbox 2313 is provided with an input shaft and two output shafts, and the two output shafts are respectively arranged on two sides of the reduction gearbox 2313. The output shaft of the motor 2312 is in transmission connection with the input shaft of the reduction gearbox 2313, and the two output shafts of the reduction gearbox 2313 are respectively connected with a winding drum 2311. More lifting ropes 232 can be led out through the two reels 2311, more lifting point positions are provided for the gripping apparatus, and stable lifting or lowering of the gripping apparatus is facilitated.

The motor 2312 is fixed on the housing of the reduction gearbox 2313, and an output shaft of the motor 2312 is perpendicular to the second telescopic arm 222. The motor 2312 is perpendicular to the second telescopic arm 222, occupies a small area of the second telescopic arm 222, and avoids interference with the lifted battery box a.

The second telescopic arm 222 is provided with a vertical mounting plate 2222 at one end along the length direction, and the winding device 231 is mounted on the vertical mounting plate 2222. The winding device 231 is located on the side of the vertical mounting plate 2222 facing away from the battery gripper 24. The vertical mounting plate 2222 facilitates installation of the winding device 231 and isolates the winding device 231 from the battery gripper 24, improving safety.

The lower edge of the vertical mounting plate 2222 is provided with a guide bevel 22223 inclined to one side of the motor 2312. The arrangement of the guiding inclined edge 22223 has the function of protecting the winding device 231, and when the battery box a deflects to the winding device 231 side, the guiding inclined edge 22223 can guide the battery box a in the lifting process of the battery box a, so that the battery box a can be naturally lifted to the side far away from the winding device 231, and collision interference with the winding device 231 is avoided.

The vertical mounting plate 2222 includes a middle plate 22221 and side plate 22222 disposed on two sides of the middle plate 22221, two side plates 22222 are respectively provided with the winding drum 2311, the reduction gearbox 2313 is mounted on the middle plate 22221, and two output shafts of the reduction gearbox 2313 are respectively connected with the winding drums 2311 on two sides.

Set up the lantern ring portion on the vertical mounting panel 2222, lantern ring portion cover is located reel 2311, reel 2311 can wind the lantern ring portion is rotatory, the inner circle of lantern ring portion stretches into in the reel slot, just lantern ring portion has dodges the mouth of dodging of lifting rope 232. The collar portion is not a closed loop, and provides a relief opening to facilitate winding or releasing of the lifting rope 232 by the spool 2311. One side of the inner ring of the lantern ring part stretches into the winding groove, so that the effect of limiting the position of the lifting rope 232 is achieved, and the lifting rope 232 is prevented from being separated from the winding groove.

The vertical mounting plate 2222 is provided with an upper support arm 22226 and a lower support arm 22227, and the collar portion includes a first arc segment 22224 and a second arc segment 22225. The first arc section 22224 is fixed on the upper support arm 22226, the second arc section 22225 is fixed on the lower support arm 22227, and the avoidance opening is formed between the first arc section 22224 and the second arc section 22225.

The second telescopic arm 222 is provided with a steering component corresponding to the positions of the wire passing holes, the steering component comprises steering wheels, and the lifting rope 232 winds around the steering wheels. The arrangement of the steering wheel provides stable support for the lifting rope 232, is beneficial to smooth sliding of the lifting rope 232 along the steering wheel, and reduces sliding resistance.

The second telescopic arm 222 is provided with a guide portion 2221, the guide portion 2221 comprises a conical sleeve, the battery gripper 24 is provided with a conical guide piece 241, and the conical guide piece 241 is inserted into the conical sleeve in a state that the battery gripper 24 is close to the second telescopic arm 222. The guide portion 2221 has a guiding function on the battery gripper 24, so that the battery box a can be smoothly located at a preset position after being lifted.

Example five

Referring to fig. 8 to 11, a fifth embodiment of the present application will be described in detail with respect to the structure of the lower case 11.

The lower case 11 has a first cavity 111 and a top hanging hole 110 communicating with the first cavity 111. Each limiting beam 113 is disposed on the lower case 11, each limiting beam 113 is disposed at intervals in sequence along the length direction of the lower case 11, and a battery case limiting space is formed between two adjacent limiting beams 113.

The top lifting opening 110 is arranged on the lower box body 11, so that the battery box a in the lower box body 11 can be lifted through lifting equipment, the arrangement of each limiting beam 113 plays a role in guiding and limiting, one battery box a storage position corresponds to two adjacent limiting beams 113, the two limiting beams 113 limit the position of the battery box a in the process of lifting or lowering the battery box a through the lifting equipment, the serious shaking of the battery box a and the collision of other structures on the periphery are prevented, the damage to local structures is avoided, and the battery box a is stably and safely transported.

The lower case 11 has a bottom wall, and the bottom wall is provided with a plurality of battery case bases 112, and each of the battery case bases 112 is sequentially arranged at intervals along the length direction of the lower case 11. Each battery box base 112 is respectively located at the bottom of the limit space of the corresponding battery box a. A battery position is arranged at the lower position between two adjacent limiting beams 113, and in the process of lowering the battery box a, the two limiting beams 113 are limited at the two sides of the battery box a, so that the battery box a is prevented from shaking and cannot accurately fall into the battery position.

The lower case 11 has a bottom wall, and the limiting beam 113 is provided with a guide member 114, and the guide member 114 has two upper guide inclined surfaces and two lower guide inclined surfaces. In the direction from the top hanging opening 110 to the bottom wall, the two upper guiding inclined surfaces are gradually far away, and the two lower guiding inclined surfaces are gradually close.

The two upper guide inclined planes are lower than the two lower guide inclined planes, in the direction from bottom to top, the two upper guide inclined planes of the same guide part are gradually separated, so that the space between the two upper guide inclined planes, which are opposite to the guide part 114 on the two adjacent limiting beams 113, is gradually narrowed in the direction from bottom to top, the effect of gradually adjusting the position of the battery box a in the process of lifting the battery box is achieved, and even if the battery box a shakes and deviates, the battery box is gradually stable under the limitation of the two upper guide inclined planes, which are opposite to the guide part 114, on the two limiting beams 113, and can be beneficial to stable rising. Similarly, in the direction from top to bottom, the two lower guiding inclined planes on the same guiding member 114 are gradually separated, so that between the two lower guiding inclined planes opposite to the guiding member 114 on the two adjacent limiting beams 113, in the direction from top to bottom, the space is gradually narrowed, which plays a role in gradually adjusting the position of the battery box a, even if the battery box a is rocked and offset, the space is gradually stabilized under the limitation of the lower guiding inclined planes opposite to the two guiding members 114 on the two limiting beams 113, which is beneficial to stable falling.

The guide member 114 has two upper inclined plates 1141 and two lower inclined plates 1142, the two upper inclined plates 1141 are fixed to the stopper beam 113, and the upper inclined plates 1141 have the upper guide inclined surfaces. Both the lower sloping plates 1142 are fixed to the limiting beam 113, and the lower sloping plates 1142 have the lower guiding inclined surfaces.

The upper sloping plate 1141 and the lower sloping plate 1142 are both fixed to the stop beam 113 by fasteners. Or the upper sloping plate 1141 and the lower sloping plate 1142 may be fixed to the spacing beam 113 by glue bonding.

The upper sloping plate 1141 and the lower sloping plate 1142 are respectively provided with a connecting hole, one end of a fastener passes through the connecting holes and is connected to the limiting beam 113, and the other end of the fastener is limited in the connecting holes and does not protrude out of the outer surface of the guiding component 114. The fastener is not exposed and can not contact with the battery box a, so that friction interference is caused. For example, the fastener may be a bolt, the screw of the bolt is connected to the threaded hole of the limiting beam 113 through the connecting hole, and the nut of the bolt is limited in the connecting hole.

The limiting beams 113 are sequentially provided with four side planes along the circumferential direction, and the upper sloping plate 1141 and the lower sloping plate 1142 are respectively attached to the corresponding side planes. Wherein, edges are formed between two adjacent planes, and in a state that the limiting beam 113 is mounted on the lower case 11, one of the two opposite edges of the limiting beam 113 faces the top lifting opening 110, and the other edge faces the bottom wall. The cross section of the stop beam 113 may be square or diamond. And when in installation, one edge is upward, and the other edge is downward.

The two sides of the lower box 11 along the width direction are respectively provided with a lower long beam 115, the end part of the limiting beam 113 is connected with an adaptor 116, and the adaptor 116 is fixed on the lower long beam 115. For example, the adapter 116 may be attached to the lower elongate beam 115 by fasteners or by welding. And the adaptor 116 and the limiting beam 113 can be connected by welding or fastening.

Referring to fig. 10 and 11, the lower case 11 includes a battery case base 112, a stand 117 is provided on a bottom wall of the lower case 11, the battery case base 112 is mounted on the stand 117, and a gap is provided between the battery case base 112 and the bottom wall. The battery box base 112 is higher than the bottom wall, and the power supply line is conveniently arranged in a gap area formed between the battery box base 112 and the bottom wall, and an electric connector is arranged on the battery box base 112 and is connected with the power supply line to supply power to the electric connector, so that the battery box a supported on the battery box base 112 is charged.

The side wall of the lower box 11 is provided with a wire passing port, and the wire passing port is used for the power supply wire to pass through so as to be connected with the external charger 3.

Example six

Referring to fig. 1 to 21, a sixth embodiment of the present application provides a power exchange station, which includes a charging device and a power exchange bin of each of the above embodiments. The charging device is disposed outside the case, and is used for electrically connecting the battery case a located in the first cavity 111, and charging the battery case a.

The charging device may include a plurality of chargers 3, where each charger 3 is located opposite to each battery box a, and one charger 3 charges one battery box a.

Each charger 3 is arranged in sequence along the peripheral side of the box body. The box body is provided with a battery box inlet and outlet 122, and the battery box inlet and outlet 122 is positioned at one side of the box body along the width direction. Each charger 3 is located at one side of the case 1 away from the battery case inlet and outlet 122 and/or each charger 3 is located at one side or two sides of the case along the length direction, so as to avoid affecting the electric machine d to travel to the battery case inlet and outlet 122.

The battery box base 112 is arranged in the first cavity 111, the outer wall of the box body is provided with an electric connection seat, the electric connection seat is electrically connected with the battery box base 112, the charging equipment is provided with a charging cable, and the charging cable is electrically connected with the electric connection seat. The charging equipment can select a third party charging pile

Alternatively, as shown in fig. 8, the casing 1 is provided with a threading opening 119 communicating with the first cavity 111, and the charging device is provided with a charging cable, and the charging cable is connected to the battery box base 112 through the threading opening 119. The charging device can be a charger 3 matched with a power exchange station.

Example seven

The seventh embodiment of the application provides a power exchanging method of a power exchanging station, which comprises the following steps:

step S1, a motor replacing mechanism of the motor replacing robot 2 extends out of a second cavity 121 along the width direction of the box body, and a gripping device 24 grips a battery box a with power shortage on an electric machine d;

step S2, a battery box a is driven by a motor replacing mechanism of the motor replacing robot 2 to retract into the box body, and the battery box a is unloaded in the first cavity 111 or the second cavity 121;

step S3, the lifting device 23 of the motor replacing robot 2 drives the gripping apparatus to descend to the first cavity 111 to grip the full-power battery box a, and the lifting device 23 of the motor replacing robot 2 lifts the full-power battery box a to the second cavity 121;

step S4, the power exchanging mechanism of the power exchanging robot 2 extends out of the box body along the width direction of the battery box a, and the battery box a full of power is installed in the electric machine d.

Wherein, a temporary storage seat 123 can be disposed in the second cavity 121;

in step S2, the battery box a with power loss is unloaded to the temporary storage base 123 by the motor replacing robot 2;

after step S5, further comprising:

step S6, the motor replacing robot 2 transfers the battery box a with the power shortage on the temporary storage seat 123 to the battery box base on the first cavity 111 for charging.

The foregoing description is only illustrative of the preferred embodiment of the present application, and is not to be construed as limiting the application, but is to be construed as limiting the application to any simple modification, equivalent variation and variation of the above embodiments according to the technical matter of the present application without departing from the scope of the application.

Claims (11)

1. A power conversion cartridge, comprising:

the battery box comprises a box body, wherein a first cavity and a second cavity are formed in the box body, the first cavity and the second cavity are sequentially arranged along the height direction of the box body, the first cavity is used for loading a battery box, and the second cavity is used for installing a motor replacing robot;

the temporary storage seat is arranged in the second cavity and is used for temporarily storing the battery box.

2. The battery changing bin of claim 1, wherein a plurality of battery box bases are disposed in the second cavity, and each of the battery box bases and the temporary storage base are disposed in a staggered manner.

3. The power changing bin of claim 1, wherein the temporary storage seat is disposed at an end position of the second cavity along a length direction of the box.

4. The power changing bin of claim 1, wherein a control cabinet mounting area is provided in the first cavity at the bottom of the temporary storage seat.

5. The power conversion warehouse of claim 1, comprising a track disposed in the second cavity, the track extending along a length of the housing, the track extending past the temporary storage seat.

6. The power changing bin of claim 5, wherein the rail comprises two rails, the two rails being disposed on two sides of the box in a width direction;

the temporary storage seat is positioned between the two rails, and extends along the direction perpendicular to the rails.

7. The power changing bin of claim 1, wherein a maintenance platform is disposed in the second cavity, and the temporary storage seat is mounted on the maintenance platform.

8. The power changing bin according to claim 7, wherein two upper long beams are respectively arranged on two sides of the box body along the width direction;

the maintenance platform comprises a support frame and a plate body, wherein the support frame is connected to the two upper long beams, a plurality of first connecting seats are arranged on the support frame, and the plate body is covered on the support frame;

the temporary storage seat is supported on the plate body, and a plurality of second connecting seats are arranged on the temporary storage seat;

each first connecting seat is connected and fixed with the corresponding second connecting seat through a fastener.

9. The power conversion warehouse of claim 8, wherein the upper long beam is provided with a web plate and wing plates arranged at two sides of the web plate, and a concave part is formed between the web plate and the wing plates;

The support frame includes a primary support beam that extends into the recess, and the primary support beam and the web and/or wing are welded together.

10. The power changing bin of claim 7 wherein the maintenance platform is provided with a pass through opening.

11. A power exchange station, comprising:

a power changing bin according to any one of claims 1 to 10;

the motor replacing robot is arranged in the second cavity of the motor replacing bin.