CN220220692U

CN220220692U - Electricity exchanging device and electricity exchanging station with same

Info

Publication number: CN220220692U
Application number: CN202321435028.9U
Authority: CN
Inventors: 李立国; 孙松伟; 张玉良
Original assignee: Sichuan Zhili Intelligent Energy Technology Co ltd
Current assignee: Sichuan Zhili Intelligent Energy Technology Co ltd
Priority date: 2023-06-07
Filing date: 2023-06-07
Publication date: 2023-12-22
Anticipated expiration: 2033-06-07

Abstract

The utility model discloses a power conversion device and a power conversion station with the same, wherein the power conversion device is arranged on a track between a traffic lane and a battery bin, the power conversion device comprises a moving device which moves back and forth along the track, a lifting device which is arranged on the moving device, and a grabbing device which is arranged on the lifting device and can extend to the upper part of the traffic lane and the battery bin, the lifting device comprises a fixed supporting part which is fixedly arranged on the moving device and a lifting part which is movably connected with the fixed supporting part in the vertical direction, a vertical sliding rail is arranged between the fixed supporting part and the lifting part, the grabbing device is arranged on the lifting part, the power conversion mode of the power conversion device is safer and more reliable, and the structural space in the power conversion station adopting the power conversion device is more compact and effective.

Description

Electricity exchanging device and electricity exchanging station with same

Technical Field

The utility model relates to the technical field of power conversion, in particular to a power conversion device and a power conversion station with the same.

Background

The new energy heavy truck adopts the power conversion mode to operate, so that the waiting time for parking and charging is saved, the utilization rate of the new energy heavy truck is improved, the increasingly strict environmental protection requirements are met, and the new energy heavy truck has a very broad prospect through market verification. Because the battery box that new forms of energy heavily blocked adopted is all great in volume and quality, change not easy, a battery box's that is disclosed in the chinese patent No. CN218431199U of 23 nd of 2023 bulletin is traded to the replacement device, it is equipped with the extending structure on moving structure, utilize extending structure drive to snatch the structure and get the battery box that discharges, wherein, extending structure's own height is fixed, through installing the elevation structure on snatching the structure, promptly adopt hoist sling or chain's form control to snatch the structure's lift, the hoist sling belongs to flexibility, at the in-process of moving the battery box, be difficult to avoid the rocking of battery box, and the hoist sling is longer to rock more and is more unsafe. And, since the height of the moving structure supporting the telescopic structure is constant, the ascending stroke of the grabbing structure is limited, in other words, the moving structure needs to be set high enough to be compatible with new energy trucks with different heights, which clearly increases the potential safety hazard and increases the construction cost of the power exchange station due to the requirement of the height, so that the existing power exchange device needs to be improved.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a safer and more reliable power exchanging device and a power exchanging station with more compact and smart structural design.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a trade electric installation, this trade electric installation is located on the track between lane and the battery position in storehouse, trade electric installation including along the mobile device of track reciprocating motion, set up elevating gear on mobile device to and install the grabbing device that can extend to lane and battery position in storehouse top on elevating gear, elevating gear includes fixed support portion and the elevating gear that is connected in vertical direction removal with fixed support portion on mobile device, be equipped with vertical slide rail between fixed support portion and the elevating gear, grabbing device installs on the elevating gear.

Further, the mobile device, the fixed supporting part and the lifting part enclose to form a telescopic frame structure, the fixed supporting part comprises a pair of fixed supporting arms which are oppositely arranged, the lifting part comprises a pair of lifting supporting arms which are respectively matched with the fixed supporting arms and a mounting part which is connected to the upper ends of the two lifting supporting arms, and the grabbing device is mounted on the mounting part.

Further, the installation department has two minor faces that are on a parallel with the track setting and two long limits that are perpendicular to the track setting, the middle part and the two lifting support arms fixed connection of long limit, the both ends on long limit respectively with minor face fixed connection.

Further, a shielding cover is arranged at the top of the mounting part and is respectively connected between the short sides and the long sides.

Further, the moving device is provided with a driving device, and the driving device comprises a first driving part for driving the moving device to reciprocate and a second driving part for driving the lifting device to lift.

Further, the second driving part comprises a second motor fixedly installed on the moving device and a screw rod in threaded connection with the two lifting support arms respectively, the screw rod is parallel to the vertical sliding rail, and the second motor drives the screw rod to rotate.

Further, the second driving part further comprises a second transmission shaft which is parallel to the track, the second driving part further comprises a screw rod sleeve fixedly connected with the lifting support arm, the screw rod is in threaded connection with the screw rod sleeve, and the second motor drives the screw rod to rotate through the second transmission shaft.

Further, the installation part is provided with long sides which are respectively perpendicular to the lifting support arm and the rail, an inclined support rod is arranged between the lifting support arm and the long sides, and the screw rod sleeve is fixedly installed on the inclined support rod.

Further, the lifting support arm is located between the two fixed support arms, and the lower end of the lifting support arm is connected with a reinforcing cross beam.

The utility model also aims to provide a power exchange station, wherein the power exchange station is provided with a power exchange device which is in accordance with any one of the above.

By adopting the technical scheme, the utility model has the beneficial effects that:

the upper limit of the lifting height of the grabbing device is obtained by adopting a mode that the fixed supporting part and the lifting part mutually slide, the limitation that the battery cannot be lifted beyond the cross beam in the prior art is broken, the power exchanging mode is safer and more reliable, and the structural space in the power exchanging station adopting the power exchanging device is more compact and effective.

Drawings

Fig. 1 is a schematic structural diagram of a power conversion device according to an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of a portion of the area A shown in FIG. 1;

FIG. 3 is a schematic view of the power conversion device shown in FIG. 1 from another perspective;

FIG. 4 is a schematic view of another embodiment of the power conversion device shown in FIG. 3;

FIG. 5 is a schematic view of the power conversion device shown in FIG. 3 from another perspective;

fig. 6 is a schematic structural diagram of another embodiment of a power conversion device according to the present utility model.

In the figure:

100. a power exchanging device; 2. a mobile device; 20. a driving device; 21. a first driving section; 210. a first motor; 211. a first change gear box; 212. a first drive shaft; 22. a second driving section; 220. a second motor; 221. a screw rod; 222. a second drive shaft; 223. a screw rod sleeve; 225. a second change gear box; 226. a third change gear box; 3. a lifting device; 30. a vertical slide rail; 31. a fixed support part; 311. fixing the support arm; 32. a lifting part; 320. a mounting part; 321. lifting the support arm; 3210. a fixed connection part; 3201. short sides; 3202. a long side; 3203. a shielding cover; 323. a diagonal support bar; 324. reinforcing the cross beam; 325. a diagonal reinforcing rod; 4. a gripping device; 600. a traffic lane; 700. a battery bin; 70. and a battery.

Description of the embodiments

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

Referring to fig. 1 to 3 and 5, an embodiment of the present utility model provides a power conversion device 100, where the power conversion device 100 is disposed on a track 11 between a traffic lane 600 and a battery compartment 700 of a power conversion vehicle (not shown), and is used for taking down a battery with a low power consumption on the power conversion vehicle into the battery compartment 700, taking out a full power battery in the battery compartment 700, and placing the full power battery on the power conversion vehicle to realize a power conversion operation. The power exchanging device 100 comprises a moving device 2 which moves reciprocally along a track 11, a lifting device 3 arranged on the moving device 2, and a grabbing device 4 which is arranged on the lifting device 3 and can extend to the position above the traffic lane 600 and the battery bin 700. The lifting device 3 comprises a fixed supporting part 31 fixedly installed on the moving device 2 and a lifting part 32 movably connected with the fixed supporting part 31 in the vertical direction, and a vertical sliding rail 30 is arranged between the fixed supporting part 31 and the lifting part 32. Preferably, the lifting portion 32 is further provided with a guide roller (not numbered) rolling along the vertical sliding rail 30, the gripping device 4 is mounted on the lifting portion 32, and the gripping device 4 has a telescopic mechanism 41 with one end fixedly connected to the lifting portion 32 and the other end capable of extending towards two ends along a direction perpendicular to the track 11, that is, the telescopic mechanism 41 has a bidirectional telescopic function. The moving device 2 is provided with a rectangular structural frame which is arranged approximately horizontally and is paved above the rail 11, the moving device 2 is provided with a moving roller which is meshed with the rail 11, and the moving roller rolls along the rail 11 to drive the moving device 2 to reciprocate on the rail 11.

The moving device 2, the fixed supporting portion 31 and the lifting portion 32 enclose in the vertical direction to form a telescopic frame structure, the fixed supporting portion 31 includes a pair of fixed supporting arms 311 that are oppositely disposed, the lifting portion 32 includes a pair of lifting supporting arms 321 that are respectively matched with the fixed supporting arms 311, a mounting portion 320 that is connected to the upper ends of the two lifting supporting arms 321, and a reinforcing cross beam 324 that is connected to the lower ends of the two lifting supporting arms 321, one end of the gripping device 4 is fixedly mounted on the mounting portion 320, preferably, the lifting supporting arms 321 are disposed between the two fixed supporting arms 311, that is, the two vertical sliding rails 30 are disposed on the inner sides of the two fixed supporting arms 311. In other embodiments, the lifting support arm 321 may be configured to slide along the outer sides of the two fixed support arms 311, where the vertical sliding rail 30 is disposed outside the two fixed support arms 311, and the reinforcing beam 324 may be configured to bypass the fixed support arms 311 and be connected to the lower ends of the lifting support arms 321. In particular, the reciprocating movement of the gripping device 4 between the travelling lane 600 and the battery compartment 700 may pass between two vertically arranged vertical rails 30, supporting the gripping device 4 from both sides, reducing the risk of tipping when the gripping device 4 is loaded.

The mounting portion 320 has two short sides 3201 parallel to the track and two long sides 3202 perpendicular to the track, the middle of the long side 3202 is fixedly connected with the two lifting support arms 321, two ends of the long side 3202 are respectively and fixedly connected with two ends of the short side 3201 to form a horizontally placed frame structure, and preferably, at least one reinforcing cross beam (not numbered) is further arranged in the middle of the frame structure formed by the mounting portion 320. As shown in fig. 4, in another embodiment, a shielding cover 3203 is further provided on the top of the mounting portion 320 and connected between each short side 3201 and each long side 3202, and the shielding cover 3203 is fixed on the upper end of the mounting portion 320 by means of bolts, rivets or snap connections, so that the shielding cover 3203 can play a role in dust prevention and rain prevention for parts located below the shielding cover 3203.

The driving device 20 is disposed on the moving device 2, and the driving device 20 includes a first driving portion 21 for driving the moving device 2 to reciprocate and a second driving portion 22 for driving the lifting device 3 to lift, where the driving device 20 may be directly mounted on a frame of the moving device 2, or may be implemented by disposing a mounting plate on the frame, which belongs to a conventional mechanical mounting means and is not described herein.

In this embodiment, the first driving part 21 includes a first motor 210 and a first change gear box 211 that are fixedly mounted on the moving device 2, the second driving part 22 includes a second motor 220 that is fixedly mounted on the moving device 2, a screw rod 221 that is respectively screwed with two lifting support arms 321, a screw rod sleeve 223 that is respectively fixedly connected with two lifting support arms 321, two second transmission shafts 222 that are disposed parallel to the track 11, and a second change gear box 225 that is disposed between the second transmission shafts 222 and the second motor 220, two third change gear boxes 226 that are disposed between the second transmission shafts 222 and the screw rod 221, and the first motor 210 transmits the power of the first motor 210 to the moving roller that is disposed between the moving device 2 and the track 11 through the first transmission shaft 212 through the first change gear box 211; the second motor 220 transmits power to the two second transmission shafts 222 through the second change gear box 225, the second transmission shafts 222 transmit power to the screw rod 221 through the third change gear box 226, and the screw rod 221 is driven to rotate in the vertical direction, so that the screw rod sleeve 223 in threaded connection with the screw rod 221 is spirally lifted relative to the screw rod 221.

The long edge 3202 of the installation part 320 with be equipped with the diagonal bracing pole 323 between the lifting support arm 321, the upper end fixed mounting of lead screw cover 223 is on diagonal bracing pole 323, and the lower extreme is fixed as an organic wholely with lifting support arm 321 through fixed connection portion 3210, lead screw cover 223 is hollow tubulose, and inside is equipped with the internal thread at least locally, is equipped with the external screw thread with the internal thread meshing on the lead screw 221, and the lead screw 211 can rotate in situ, and lead screw cover 223 can drive lifting support arm 321 vertical movement. Preferably, the screw 221 is disposed parallel to the vertical sliding rail 30, and the power of the lifting of the screw sleeve 223 is transmitted to the lifting support arm 321 without generating other force components. The screw 221 is arranged at a position parallel to the vertical sliding rail 30 and can also play a role of offset support, when the gripping device 4 is loaded, the offset screw 221 is more beneficial to stabilizing the battery changing device 100, further, the screw 221 is arranged at one side of the telescopic mechanism 41 where the maximum moment is required to be provided, for example, if the distance between the battery on the battery compartment 700 and the fixed supporting arm 311 is smaller than the distance between the battery on the traffic lane 600 and the fixed supporting arm 311, which means that the telescopic mechanism 41 needs to extend a further moment arm to take and place the battery on the traffic lane 600, and under the condition of the same load, the telescopic mechanism 41 needs to provide a larger moment to complete the taking and placing of the battery on the traffic lane 600, so that the screw 221 can be arranged between the fixed supporting arm 311 and the traffic lane 600, otherwise, if the distance between the battery on the battery compartment 700 and the fixed supporting arm 311 is larger than the distance between the battery on the traffic lane 600 and the fixed supporting arm 311, and the screw 221 can also be arranged between the fixed supporting arm 311 and the battery compartment 700.

In another embodiment, as shown in fig. 6, in order to make the structure more stable and reliable, an oblique reinforcement rod 325 is further provided between the long side 3202 of the mounting portion 320 and the lifting support arm 321. Meanwhile, in the present embodiment, two first motors 210 are used as power sources to directly drive the moving roller, and the first change gear box 211 and the first transmission shaft 212 may be omitted. Obviously, the power for enabling the moving device 2 to move horizontally and the lifting device 3 to lift vertically is not limited to being provided by a motor, and since the displacement requirement of the moving device 2 is limited, that is, the length of the track 11 is limited, in other embodiments, a hydraulic cylinder or even a pneumatic cylinder can be used as a power source of the driving device 20, for example, a motor is used as the power of the first driving portion 21, and a hydraulic cylinder is used as the power of the second driving portion 22; or a hydraulic cylinder as the power of the first driving part 21, a motor as the power of the second driving part 22, and the like. According to the power conversion device 100, the reciprocating movement of the X direction is realized through the moving device 2, the telescopic movement of the Y direction is realized through the grabbing device 4, the lifting movement of the Z direction is realized through the lifting device 3, the power conversion device has a flexible operation space, particularly in the vertical Z direction, the lifting height is the superposition result of the fixed supporting part 31 and the lifting part 32, the height of the grabbing device 4 can be easily controlled according to the height of the power conversion vehicle, and the height space of the power conversion device 100 is greatly saved.

The utility model also provides a power exchange station, which is internally provided with a traffic lane 600 for a power exchange vehicle to run, a battery bin 700 for placing a battery box 70 and a power exchange device 100 conforming to the characteristics, wherein the battery box 70 can be full-power batteries and insufficient-power batteries. Preferably, the battery box 70 in the battery compartment 700 is placed at a certain height, that is, the battery compartment 700 is disposed at a high traffic lane 600, and in order to achieve this function, the battery box 70 may be disposed on a counter or a step in the battery compartment 700. Therefore, the running track of the battery can be shortened, the power conversion time is shortened, and the power conversion efficiency is improved. Compared with the prior art, the overall height of the power exchanging device 100 and the power exchanging station according to the utility model is reduced, in other words, the stroke of the grabbing device 4 in the power exchanging device 100 according to the utility model can be higher than that of the fixed supporting part 31, the traditional lifting appliance and the battery box 70 are prevented from being lifted in a lifting manner by lifting the grabbing device 4, and the power exchanging manner is safer and more reliable.

The above embodiments merely illustrate the basic principle and features of the present utility model, and the present utility model is not limited to the above embodiments, but may be varied and altered without departing from the spirit and scope of the present utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a trade electric installation (100), locates on track (11) between lane (600) and battery storehouse (700), trade electric installation includes mobile device (2) along track reciprocating motion, sets up elevating gear (3) on mobile device (2) to and install grabbing device (4) that can extend to lane and battery storehouse top on elevating gear (3), a serial communication port, elevating gear (3) include fixed support portion (31) on mobile device (2) and with fixed support portion (31) in the elevating portion (32) of vertical direction removal connection, be equipped with vertical slide rail (30) between fixed support portion (31) and elevating portion (32), grabbing device (4) are installed on elevating portion (32).

2. The power conversion device (100) according to claim 1, wherein: the mobile device comprises a mobile device body, wherein the mobile device body is characterized in that the mobile device body comprises a mobile device body (2), a fixed supporting part (31) and a lifting part (32), the mobile device body, the fixed supporting part (31) and the lifting part (32) are surrounded to form a telescopic frame structure, the fixed supporting part (31) comprises a pair of fixed supporting arms (311) which are oppositely arranged, the lifting part (32) comprises a pair of lifting supporting arms (321) which are respectively matched with the fixed supporting arms (311) and a mounting part (320) which is connected to the upper ends of the two lifting supporting arms (321), and the grabbing device (4) is mounted on the mounting part (320).

3. The power conversion device (100) according to claim 2, wherein: the mounting part (320) is provided with two short sides (3201) parallel to the track and two long sides (3202) perpendicular to the track, the middle part of the long sides (3202) is fixedly connected with the two lifting support arms (321), and the two end parts of the long sides are respectively fixedly connected with the short sides.

4. A power conversion device (100) according to claim 3, characterized in that: a shielding cover (3203) is arranged at the top of the mounting part (320) and is respectively connected between each short side (3201) and each long side (3202).

5. The power conversion device (100) according to claim 2, wherein: the mobile device (2) is provided with a driving device (20), and the driving device comprises a first driving part (21) for driving the mobile device (2) to reciprocate and a second driving part (22) for driving the lifting device (3) to lift.

6. The power conversion device (100) according to claim 5, wherein: the second driving part (22) comprises a second motor (220) fixedly installed on the moving device (2) and a screw rod (221) in threaded connection with the two lifting support arms (321) respectively, the screw rod (221) is parallel to the vertical sliding rail (30), and the second motor (220) drives the screw rod (221) to rotate.

7. The power conversion device (100) according to claim 6, wherein: the second driving part (22) further comprises a second transmission shaft (222) which is parallel to the track, the second driving part (22) further comprises a screw rod sleeve (223) which is fixedly connected with the lifting support arm (321), the screw rod (221) is in threaded connection with the screw rod sleeve (223), and the second motor (220) drives the screw rod (221) to rotate through the second transmission shaft (222).

8. The power conversion device (100) according to claim 7, wherein: the installation part (320) is provided with a long side (3202) which is respectively perpendicular to the lifting support arm (321) and the rail (11), an inclined support rod (323) is arranged between the lifting support arm and the long side, and the screw rod sleeve (223) is fixedly installed on the inclined support rod (323).

9. The power conversion device (100) according to claim 2, wherein: the lifting support arm (321) is positioned between the two fixed support arms (311), and the lower end of the lifting support arm (321) is connected with a reinforcing cross beam (324).

10. A power exchange station, characterized in that the power exchange station is provided with a power exchange device (100) according to any one of claims 1-9.