CN214014700U - Charging and battery-changing cabinet with limiting function and refrigerating and heating functions - Google Patents
Charging and battery-changing cabinet with limiting function and refrigerating and heating functions Download PDFInfo
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- CN214014700U CN214014700U CN202022604970.6U CN202022604970U CN214014700U CN 214014700 U CN214014700 U CN 214014700U CN 202022604970 U CN202022604970 U CN 202022604970U CN 214014700 U CN214014700 U CN 214014700U
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Abstract
The utility model relates to a switch cabinet charges with limit function and refrigeration heating function, it includes to fill and trade the switch cabinet: the charging and discharging cabinet comprises a charging and discharging cabinet body (1), a camera (3), a human-computer interface (4), an operation panel (5), m battery compartments (2), m signal lamps (6), m temperature detection devices (7), m temperature-limiting heating elements (8), m heat dissipation elements (9), m exhaust dust collectors (10), m electromagnetic locks, m exhaust dust collection pipelines, m inlet and outlet rods (11), m fixing blocks (12) with through holes (13), m cavities (14), m ejector rods (15), m driving devices (16), m infrared geminate transistors and a PLC. The utility model provides an electric automobile fills and trades battery cabinet can adjust the temperature according to the change of temperature for the temperature is in a safety range all the time, has promoted electric automobile from this and has filled the life who trades the battery cabinet, has also avoided filling the damage of trading battery cabinet zero device because of the high temperature or cross the electric automobile who leads to the fact low excessively to reach conflagration or explosion scheduling problem because of the high temperature leads to.
Description
Technical Field
The utility model relates to a fill and trade electric cabinet technical field, especially relate to a fill and trade electric cabinet with limit function and refrigeration heating function.
Background
The electric automobile is a vehicle which takes a vehicle-mounted power supply as power and drives wheels by a motor to run, meets various requirements of road traffic and safety regulations, can be installed in places with sufficient illumination along with the development of a solar power generation technology, is energy-saving and environment-friendly, and has very remarkable advantages. The electric automobile utilizes the electric automobile cabinet that charges to charge.
The charging and battery replacing cabinet is a cabinet specially used for replacing a to-be-charged battery pack of an electric vehicle with a charged battery pack, a user can directly place the to-be-charged battery pack into the charging and battery replacing cabinet and directly replace a fully charged battery pack, so that normal riding can be met, the trouble of charging can be omitted for the user, the charging mode of the existing electric vehicle is broken, and the time of the user is saved.
However, the existing electric vehicle charging and replacing cabinet has no specific measure for avoiding the overcooling or overheating of the charging and replacing cabinet, and sometimes when a battery pack in a battery compartment of the charging and replacing cabinet is not installed, if a compartment door of the battery compartment is closed, the battery pack may be damaged.
SUMMERY OF THE UTILITY MODEL
Therefore, for solving the technical defect and not enough that prior art exists, the utility model provides a switch cabinet charges with limit function and refrigeration heating function.
Specifically, the utility model discloses a charging and switching cabinet with limit function and refrigeration heating function that embodiment provided, it includes to fill and switch the cabinet: the charging and discharging cabinet body, a camera, a human-computer interface, an operation panel, m battery bins, m signal lamps, m temperature detection devices, m temperature limiting heating elements, m heat radiating elements, m exhaust dust collectors, m electromagnetic locks, m exhaust dust collection pipelines, m inlet and outlet rods, m fixing blocks with through holes, m cavities, m ejector rods, m driving devices, m infrared geminate transistors and a PLC (programmable logic controller), wherein,
the m battery bins are fixedly arranged in the charging and discharging cabinet body in an array mode, the human-computer interface and the operating panel are fixedly arranged on the front wall of the charging and discharging cabinet body, the camera is arranged at the upper right part of the charging and discharging cabinet body, the bin door of each battery bin is provided with the signal lamp, each battery bin is internally provided with the temperature detection device, the temperature limiting heating element is arranged on the inner side wall of each battery compartment, the heat dissipation element is arranged on the inner top wall of each battery compartment, the air exhaust dust collector is arranged on the outer bottom wall of each battery compartment and is communicated with the interior of the battery compartment through a net-shaped air outlet, the outlet of the exhaust dust collector is communicated with the exhaust dust collection pipeline, the exhaust dust collection pipeline extends to the outside of the battery compartment, and the infrared geminate transistors are installed at the bin opening of the battery compartment;
one end of the inlet and outlet rod is rotatably connected to the inner side wall of the bin door, the fixed block is fixedly mounted on the inner side wall of the battery bin, the inlet and outlet rod can slide in the through hole of the fixed block, a cavity is arranged at one end of the fixed block, the cavity is communicated with the through hole, the driving device is mounted in the cavity, the driving end of the driving device is connected with the ejector rod, and the ejector rod can slide in the through hole under the driving of the driving device;
the camera, the human-computer interface, the operation panel, all the signal lamps, all the temperature detection devices, all the temperature limiting heating elements, all the heat radiating elements, all the exhaust dust collectors, all the electromagnetic locks, all the driving devices and all the infrared geminate transistors are all connected with the PLC.
The utility model discloses an embodiment, it trades battery cabinet still includes the opening and closing door to fill, the opening and closing door is installed on the inboard diapire of battery compartment, and is located on the netted air outlet, the opening and closing door includes first door leaf and second door leaf, first door leaf is connected first drive structure, the second door leaf is connected second drive structure.
In an embodiment of the present invention, the first driving structure and the second driving structure are cylinders.
In an embodiment of the present invention, the temperature detecting device is a temperature sensor.
In an embodiment of the present invention, the heat dissipating member is a fan.
In an embodiment of the present invention, the driving device is a cylinder.
In an embodiment of the present invention, the infrared pair of tubes includes an infrared transmitting tube and an infrared receiving tube, and the infrared transmitting tube and the infrared receiving tube are respectively installed on the opposite side wall of the battery compartment at the position of the opening.
The embodiment of the utility model provides a, possess following advantage:
the utility model provides an electric automobile charging and power exchanging cabinet installs infrared geminate transistors in the door department of battery compartment, can detect door department whether have the battery package, if have, then can not close the door, if do not, then can close the door, can inject opening and shutting of door to can avoid not installing because of the battery package, damage the battery package when closing the door.
The utility model provides an electric automobile fills and trades battery cabinet can adjust the temperature according to the change of temperature for the temperature is in a safety range all the time, has promoted electric automobile from this and has filled the life who trades the battery cabinet, has also avoided filling the damage of trading battery cabinet zero device because of the high temperature or cross the electric automobile who leads to the fact low excessively to reach conflagration or explosion scheduling problem because of the high temperature leads to.
Other aspects and features of the present invention will become apparent from the following detailed description, which proceeds with reference to the accompanying drawings. It is to be understood, however, that the drawings are designed solely for purposes of illustration and not as a definition of the limits of the invention, for which reference should be made to the appended claims. It should be further understood that the drawings are not necessarily drawn to scale and that, unless otherwise indicated, they are merely intended to conceptually illustrate the structures and procedures described herein.
Drawings
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a charging and exchanging cabinet with a limiting function and a cooling and heating function according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a limiting structure according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an opening/closing door according to an embodiment of the present invention.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" to another element, there are no intervening elements present.
Example one
Please refer to fig. 1, fig. 1 is a schematic structural diagram of a charging and exchanging cabinet with a limiting function and a cooling and heating function according to an embodiment of the present invention. The embodiment of the utility model provides a switch cabinet charges with limit function and refrigeration heating function, should fill and trade the switch cabinet and include: a charging and discharging cabinet body 1, a camera 3, a human-computer interface 4, an operation panel 5, m battery bins 2, m signal lamps 6, m temperature detection devices 7, m temperature limiting heating elements 8, m heat dissipation elements 9, m exhaust dust collectors 10, m electromagnetic locks, m exhaust dust collection pipelines, m inlet and outlet rods 11, m fixing blocks 12 with through holes 13, m cavities 14, m ejector rods 15, m driving devices 16, m infrared geminate transistors and a PLC controller, wherein,
the m battery bins 2 are fixedly arranged in the charging and discharging cabinet body 1 in an array mode, the human-computer interface 4 and the operation panel 5 are fixedly arranged on the front wall of the charging and discharging cabinet body 1, the camera 3 is arranged at the upper right side of the charging and discharging cabinet body 1, a signal lamp 6 is arranged on a bin door of each battery bin 2, a temperature detection device 7 is arranged in each battery 2, a temperature-limiting heating element 8 is arranged on the inner side wall of each battery bin 2, a heat radiating element 9 is arranged on the inner side top wall of each battery bin 2, an exhaust dust collector 10 is arranged on the outer side bottom wall of each battery bin 2, the exhaust dust collector 10 is communicated with the inside of the battery bin 2 through a net-shaped air outlet 17, the outlet of the exhaust dust collector 10 is communicated with an exhaust dust collection pipeline, the exhaust dust collection pipeline extends to the outside of the battery bin 2, and infrared geminate;
one end of the in-out rod 11 is rotatably connected to the inner side wall of the bin door, the fixed block 12 is fixedly installed on the inner side wall of the battery bin 2, the in-out rod 11 can slide in a through hole 13 of the fixed block 12, one end of the fixed block 12 is provided with a cavity 14, the cavity 14 is communicated with the through hole 13, a driving device 16 is installed in the cavity 14, the driving end of the driving device 16 is connected with a push rod 15, and the push rod 15 can slide in the through hole 13 under the driving of the driving device 16;
the camera 3, the human-computer interface 4, the operation panel 5, all signal lamps 6, all temperature detection devices 7, all temperature limiting heating elements 8, all heat dissipation elements 9, all exhaust dust collectors 10, all electromagnetic locks, all driving devices 16 and all infrared geminate transistors are connected with a PLC controller.
In this embodiment, the camera 3, the human-computer interface 4, and the operation panel 5 all belong to conventional devices of a charging and exchanging cabinet, for example, the camera 3 is used for face recognition or monitoring, the human-computer interface 4 is used for interaction, for example, swiping a card or scanning a code from the human-computer interface 4, and the operation panel 5 is a panel operated by a user.
In this embodiment, m battery compartments 2 are fixedly mounted in the cabinet body 1 of the power distribution cabinet in an array manner, the battery compartments 2 are used for placing battery packs, a compartment door is mounted at a compartment opening of the battery compartment 2, m is, for example, 8, the number of the battery compartments 2 is 8, and 8 battery compartments 2 are, for example, arranged in 4 rows and 2 columns.
Install a signal lamp 6 on the door of battery compartment 2 for the electric quantity state of display battery package, for example when signal lamp 6 is red, then explain that the electric quantity of battery package is not full, can control the electromagnetic lock dead through the PLC controller this moment to make the door of this battery compartment 2 close, when signal lamp 6 is green, then explain that the electric quantity of battery package is full, can open through the PLC controller control electromagnetic lock this moment, so that the door of this battery compartment 2 can be opened.
Preferably, the signal lamp 2 is an LED lamp.
Still install temperature detection device 7 in every battery compartment 2 of this embodiment, a temperature for detect battery compartment 2, temperature detection device 7 can be real-time with the temperature feedback that detects to the PLC controller, temperature upper limit and temperature lower limit have been set for this embodiment, when the temperature that temperature detection device 7 detected exceeded the temperature upper limit, then explain the high temperature in battery compartment 2, need cool down, the PLC controller just can control radiating piece 9 and carry out the heat dissipation treatment to battery compartment 2 inside this moment, when the temperature that temperature detection device 7 detected exceeded the temperature lower limit, then explain the temperature in the battery compartment 2 and hang down, need heat up, the PLC controller just can control limit for the temperature heating member 8 and carry out the heat treatment to battery compartment 2 inside this moment.
Further, the temperature-limited heating member 8 is a heating member that can be limited to the highest, that is, when the temperature-limited heating member 8 reaches a certain temperature, the temperature of the temperature-limited heating member 8 is not increased any more, so as to prevent the temperature of the battery compartment 2 from being overheated.
Preferably, the temperature limited heating member 8 is a temperature limited heater.
Further, the heat sink 9 is a fan.
Further, this embodiment still is provided with a netted air outlet 11 on the diapire of battery compartment 2 for air exhaust, still is equipped with a dust catcher 10 of airing exhaust at the lower extreme of netted air outlet 11, when radiating piece 9 is opened and is begun to blow the cooling, alright with the dust catcher 10 of airing exhaust of control through the PLC controller opens, with the wind suction with battery compartment 2, the rethread air exhaust dust absorption pipeline discharges the wind, simultaneously, when battery compartment 2 uses for a long time, can also clear away the dust etc. in the battery compartment 2 through dust catcher 10 of airing exhaust. When the outer wall is used, the PLC controller controls the heat dissipation member 9 and the exhaust dust collector 10 to be closed.
In addition, this embodiment installs infrared pair transistor in the bin mouth department of battery compartment 2, and infrared pair transistor is used for detecting whether can receive the infrared ray, and infrared pair connects the PLC controller.
Further, infrared geminate transistors include infrared transmitting tube and infrared receiving tube, and wherein infrared transmitting tube installs on the lateral wall of one side of the position of the bin gate of battery compartment 2, and infrared receiving tube installs on the lateral wall of the opposite side of the position of the bin gate of battery compartment 2, and the infrared ray that infrared transmitting tube sent can be received by infrared receiving tube when not sheltering from the thing.
In order to facilitate the control of the infrared transmitting tube and the infrared receiving tube, the infrared transmitting tube and the infrared receiving tube are both connected to the PLC, the installation positions of the infrared transmitting tube and the infrared receiving tube are guaranteed to push the battery pack into the battery compartment, after the battery pack is installed, the battery pack cannot block infrared rays emitted by the infrared transmitting tube, if the battery pack is not installed completely at the compartment opening, the infrared transmitting tube can be blocked, and therefore the infrared rays emitted by the infrared transmitting tube cannot be received by the infrared receiving tube.
In addition, referring to fig. 2, fig. 2 is a schematic structural diagram of a limiting structure according to an embodiment of the present invention, in which a limiting structure is further installed on each battery compartment, the limiting structure comprises an in-out rod 11, a fixed block 12 with a through hole 13, a cavity 14, a top rod 15 and a driving device 16, wherein one end of the in-out rod 11 is rotatably connected to the inner side wall of the door, for example, one end of the in-out rod 11 is connected to the inner side wall of the door through a rotating shaft, the in-out rod 11 can slide in the through hole 13 of the fixed block 12, when the bin door begins to open, the in-out lever 11 is pulled, so that the in-out lever 11 is moved away from the through hole 13, when the bin door starts to be closed, the in-out rod 11 is pushed, so that the in-out rod 11 moves towards the direction close to the through hole 13, and the length of the through hole 13 needs to be ensured to enable the in-out rod 11 to move in the through hole 13 all the time; in addition, in this embodiment, a cavity 14 is further disposed in the fixed block 12, the cavity 14 is disposed at an end away from the door, the cavity 14 is communicated with the through hole 13, a driving device 16 is installed in the cavity 14, a driving end of the driving device 16 is connected to a push rod 15, and the driving device 16 can push and pull the push rod 15 to move in the through hole 13.
When the electromagnetic lock is controlled to be opened by the PLC controller in actual use, the corresponding bin door of the battery bin 2 is opened, when the bin door is normally opened, the ejector rod 15 is positioned in the cavity 14, the driving device 16 is in a closed state, the in-out rod 11 can normally move in the through hole 13, the PLC controller controls the infrared transmitting tube and the infrared receiving tube to start working, namely the infrared transmitting tube sends out infrared rays, the infrared receiving tube receives the infrared rays, when a user uses the battery pack to replace the battery pack and puts the used battery pack back to the battery bin, if the battery pack is correctly installed, the infrared rays sent by the infrared transmitting tube can be received by the infrared receiving tube, the ejector rod 15 is also positioned in the cavity 14, the driving device 16 is still in a closed state, and the bin door can be normally closed; however, when the battery pack does not completely enter the battery compartment, and part of the battery pack is at the position of the compartment opening, the infrared rays emitted by the infrared emission tube cannot be received by the infrared receiving tube, at the moment, the PLC controller controls the driving device 16 to push the ejector rod 15 into the through hole 13, at the moment, if the compartment door is closed, the access rod 11 is blocked by the ejector rod 15 when moving towards the ejector rod 15, at the moment, the compartment door cannot be closed, when the battery pack is correctly placed by a user, the infrared rays emitted by the infrared emission tube can be received by the infrared receiving tube, at the moment, the PLC controller controls the driving device 16 to pull the ejector rod 15 back into the cavity 14, so that the access rod 11 can normally move in the through hole 13 without being blocked by the ejector rod 15, and potential safety hazards caused by incorrect installation of the battery pack can be prevented.
Still additionally, please refer to fig. 3, fig. 3 is a schematic structural diagram of an opening and closing door provided in an embodiment of the present invention, the charging and transforming cabinet of the embodiment further includes an opening and closing door, the opening and closing door is installed on the bottom wall inside the battery compartment 2 and located above the mesh-shaped air outlet 17 for controlling the opening and closing of the mesh-shaped air outlet 17, the opening and closing door includes a first door leaf 18 and a second door leaf 19, the first door leaf 18 is connected to the first driving structure 20, and the second door leaf 19 is connected to the second driving structure 21. The first driving structure 20 correspondingly drives the first door leaf 18 to move, and the second driving structure 21 correspondingly drives the second door leaf 19 to move, so as to control the opening and closing of the first door leaf 18 and the second door leaf 19.
Further, the first door leaf 18 and the second door leaf 19 are provided with sliding blocks, and the inner bottom wall of the battery compartment 2 is provided with sliding rails at positions corresponding to the sliding blocks, so that the first door leaf 18 and the second door leaf 19 can move through the linear sliding blocks and the sliding rails. When the reticular air outlet 17 needs to be in an open state, the PLC controller controls the corresponding first door leaf 18 and second door leaf 22 to be opened through the first driving structure 20 and the second driving structure 21, and when the reticular air outlet 17 needs to be in an open state, the PLC controller controls the corresponding first door leaf 18 and second door leaf 19 to be closed through the first driving structure 20 and the second driving structure 21.
Preferably, the first and second driving structures 20 and 21 are air cylinders.
Preferably, the temperature detection device 7 is a temperature sensor.
Preferably, the PLC controller is of the type CPU222 CN.
Preferably, the driving means 16 is a pneumatic cylinder.
The utility model provides an electric automobile charging and power exchanging cabinet installs infrared geminate transistors in the door department of battery compartment, can detect door department whether have the battery package, if have, then can not close the door, if do not, then can close the door, can inject opening and shutting of door to can avoid not installing because of the battery package, damage the battery package when closing the door.
The utility model provides an electric automobile fills and trades battery cabinet can adjust the temperature according to the change of temperature for the temperature is in a safety range all the time, has promoted electric automobile from this and has filled the life who trades the battery cabinet, has also avoided filling the damage of trading battery cabinet zero device because of the high temperature or cross the electric automobile who leads to the fact low excessively to reach conflagration or explosion scheduling problem because of the high temperature leads to.
It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. And can be adjusted as needed by those skilled in the art to suit particular applications.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "inside", "outside", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or member must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
It should also be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. The utility model provides a trade cabinet charges with limit function and refrigeration heating function, its characterized in that, it includes to change the electric cabinet to charge: a charging and discharging cabinet body (1), a camera (3), a human-computer interface (4), an operation panel (5), m battery bins (2), m signal lamps (6), m temperature detection devices (7), m temperature limiting heating elements (8), m heat dissipation elements (9), m exhaust dust collectors (10), m electromagnetic locks, m exhaust dust collection pipelines, m inlet and outlet rods (11), m fixing blocks (12) with through holes (13), m cavities (14), m ejector rods (15), m driving devices (16), m infrared geminate transistors and a PLC controller, wherein,
m battery compartments (2) are fixedly installed in the charging and discharging cabinet body (1) in an array mode, the human-computer interface (4) and the operation board (5) are fixedly installed on the front wall of the charging and discharging cabinet body (1), the camera (3) is installed at the upper right side of the charging and discharging cabinet body (1), the signal lamp (6) is installed on the compartment door of each battery compartment (2), the temperature detection device (7) is installed in each battery compartment (2), the temperature limiting heating element (8) is installed on the inner side wall of each battery compartment (2), the heat dissipation element (9) is installed on the inner side top wall of each battery compartment (2), the exhaust dust collector (10) is installed on the outer side bottom wall of each battery compartment (2), and the exhaust dust collector (10) is communicated with the interior of the battery compartment (2) through a net-shaped air outlet (17), the outlet of the exhaust dust collector (10) is communicated with the exhaust dust collection pipeline, the exhaust dust collection pipeline extends to the outside of the battery bin (2), and the infrared geminate transistors are installed at the bin mouth of the battery bin (2);
one end of the inlet and outlet rod (11) is rotatably connected to the inner side wall of the bin door, the fixed block (12) is fixedly mounted on the inner side wall of the battery bin (2), the inlet and outlet rod (11) can slide in a through hole (13) of the fixed block (12), a cavity (14) is arranged at one end of the fixed block (12), the cavity (14) is communicated with the through hole (13), a driving device (16) is mounted in the cavity (14), the driving end of the driving device (16) is connected with a push rod (15), and the push rod (15) can slide in the through hole (13) under the driving of the driving device (16);
the intelligent temperature-limiting air-exhaust dust collector comprises a camera (3), a human-computer interface (4), an operating panel (5), signal lamps (6), temperature detection devices (7), temperature-limiting heating elements (8), heat dissipation elements (9), exhaust dust collectors (10), electromagnetic locks, driving devices (16) and infrared geminate transistors, and is connected with a PLC controller.
2. The charging and power-exchanging cabinet according to claim 1, further comprising an opening and closing door, wherein the opening and closing door is installed on the bottom wall of the inner side of the battery compartment (2) and is located above the mesh air outlet (17), the opening and closing door comprises a first door leaf (18) and a second door leaf (19), the first door leaf (18) is connected with the first driving structure (20), and the second door leaf (19) is connected with the second driving structure (21).
3. A charging and exchange cabinet according to claim 2, characterized in that said first driving structure (20) and said second driving structure (21) are pneumatic cylinders.
4. Charging and exchange cabinet according to claim 1, characterized in that said temperature detection means (7) is a temperature sensor.
5. A charging and power cabinet according to claim 1, characterized in that the heat sink (9) is a fan.
6. A charging and exchange cabinet according to claim 1, characterized in that said driving means (16) is a pneumatic cylinder.
7. The charging and converting cabinet according to claim 1, characterized in that said infrared pair of tubes comprises an infrared transmitting tube and an infrared receiving tube, and said infrared transmitting tube and said infrared receiving tube are respectively installed on the opposite side walls at the bin mouth of said battery bin (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022604970.6U CN214014700U (en) | 2020-11-11 | 2020-11-11 | Charging and battery-changing cabinet with limiting function and refrigerating and heating functions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022604970.6U CN214014700U (en) | 2020-11-11 | 2020-11-11 | Charging and battery-changing cabinet with limiting function and refrigerating and heating functions |
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| CN214014700U true CN214014700U (en) | 2021-08-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114583780A (en) * | 2022-02-09 | 2022-06-03 | 河南中坤实业有限公司 | Battery replacing cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114583780A (en) * | 2022-02-09 | 2022-06-03 | 河南中坤实业有限公司 | Battery replacing cabinet |
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