CN217334751U - Power distribution device and power distribution system - Google Patents
Power distribution device and power distribution system Download PDFInfo
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- CN217334751U CN217334751U CN202221762737.3U CN202221762737U CN217334751U CN 217334751 U CN217334751 U CN 217334751U CN 202221762737 U CN202221762737 U CN 202221762737U CN 217334751 U CN217334751 U CN 217334751U
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Abstract
This application is applicable to distribution technical field, provides a distribution device and distribution system, distribution device includes: a main power supply wire inlet; the power distribution interface is electrically connected with the main power supply wire inlet and is used for being electrically connected with external electric equipment; the switching power supply is electrically connected to the main power supply wire inlet; the signal interface is electrically connected with the switching power supply and is used for connecting a signal pin of the external electric equipment; the signal indicator light is electrically connected with the switching power supply; the box body comprises an outer shell and an interlayer, the outer shell is provided with a first accommodating cavity and a second accommodating cavity, and the interlayer is connected to the outer shell so as to separate the first accommodating cavity from the second accommodating cavity; the first accommodating cavity is internally provided with the power distribution interface; the switch power supply and the main power supply wire inlet are arranged in the second accommodating cavity. The power distribution device provided by the embodiment of the application can guarantee the power utilization safety.
Description
Technical Field
The application belongs to the technical field of power distribution, and more specifically relates to a power distribution device and a power distribution system.
Background
With the rapid development of domestic manufacturing industry, large-scale electric equipment (such as a water chiller) is widely applied to various manufacturers, such as laser industry, mechanical industry, building industry, medical industry, electronic industry, pharmaceutical industry, food processing industry, breeding industry and the like.
In actual production, often need open distribution device, with consumer and distribution device electric connection to the realization is carried out the distribution and is carried out signal test to consumer. A plurality of devices are arranged in the power distribution device, and potential safety hazards of power utilization exist when power distribution operation is carried out by operating personnel.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a distribution device and a distribution system, which can guarantee the power utilization safety.
In a first aspect, an embodiment of the present application provides a power distribution apparatus, including:
a main power supply wire inlet;
the power distribution interface is electrically connected with the main power supply wire inlet and is used for being electrically connected with external electric equipment;
the switching power supply is electrically connected to the main power supply wire inlet;
the signal interface is electrically connected with the switching power supply and is used for connecting a signal pin of the external electric equipment;
the signal indicator light is electrically connected with the switching power supply;
the box body comprises an outer shell and an interlayer, the outer shell is provided with a first accommodating cavity and a second accommodating cavity, and the interlayer is connected to the outer shell so as to separate the first accommodating cavity from the second accommodating cavity;
the first accommodating cavity is internally provided with the power distribution interface;
the switch power supply and the main power supply wire inlet are arranged in the second accommodating cavity.
In some possible embodiments of the first aspect, the power distribution apparatus further comprises:
the protective cover is connected to the box body so as to expose or cover the first accommodating cavity.
In some possible embodiments of the first aspect, the power distribution apparatus further comprises:
and the door plate is connected to the box body so as to expose or cover the second accommodating cavity.
In some possible embodiments of the first aspect, the case comprises:
the outer shell is connected to the door plate, and the first accommodating cavity and the second accommodating cavity are arranged in the outer shell;
and the interlayer is connected to the outer shell so as to separate the first accommodating cavity from the second accommodating cavity.
In some possible embodiments of the first aspect, the power distribution apparatus further comprises:
and the telescopic part is connected with the protective cover and the box body so as to prop open or retract the protective cover.
In some possible embodiments of the first aspect, the outer housing is provided with a wire inlet hole, and the wire inlet hole is communicated with the first accommodating cavity.
In some possible embodiments of the first aspect, the power distribution apparatus further comprises:
and the caster wheel is rotatably connected to the box body.
In some possible embodiments of the first aspect, the power distribution interface is fixedly disposed on an outer side of the box body.
In some possible embodiments of the first aspect, the switching power supply, the signal interface, and the signal indicator light are connected to form a signal testing circuit to test the signal pin.
In some possible embodiments of the first aspect, the power distribution interface comprises a plurality of types of power distribution interfaces.
In some possible embodiments of the first aspect, the power distribution interface located in the first receiving cavity is a line bank.
In some possible embodiments of the first aspect, the power distribution interface located in the first receiving cavity is carried by the partition.
In some possible embodiments of the first aspect, the power distribution interface includes at least one of an explosion proof receptacle, a water proof receptacle, an aviation receptacle, and a wiring harness.
In a second aspect, embodiments of the present application provide a power distribution system comprising any of the power distribution apparatuses described above.
Compared with the prior art, the embodiment of the application has the beneficial effects that:
the power distribution interface is electrically connected with external electric equipment to distribute power for the external electric equipment; the switch power supply supplies power to the signal interface and the signal indicator light, the signal interface is connected with the signal pin of the external electric equipment, and the signal indicator light provides indication for the state of the signal pin of the external electric equipment, so that the signal pin of the external electric equipment is tested; the first chamber that holds is provided with the distribution interface (for example line bank) that is used for the distribution of outside consumer, the second holds the chamber and then holds the device (for example main power supply inlet and switching power supply) relevant with the power, and the interlayer holds the chamber with the first chamber that holds and separates with the second, can prevent that operating personnel from touching the second when the first chamber that holds carries out distribution operation (for example wiring or grafting action) and hold the device that the intracavity or the maloperation appears to can ensure the power consumption safety.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
Fig. 1 is a perspective view of a power distribution apparatus provided in an embodiment of the present application;
fig. 2 is a front perspective view of a power distribution apparatus provided in an embodiment of the present application;
FIG. 3 is a cross-sectional view of FIG. 2;
fig. 4 is an operating state diagram of a power distribution apparatus according to an embodiment of the present application.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application more clearly apparent, the present application is further described in detail below with reference to fig. 1 to 4 and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad application.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.
It should be understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
Fig. 1 is a perspective view of a power distribution apparatus according to an embodiment of the present application. Fig. 2 is a front projection view of a power distribution apparatus according to an embodiment of the present application. Fig. 3 is a cross-sectional view of fig. 2. Referring to fig. 1 to 3, an embodiment of the present application provides a power distribution apparatus including a main power inlet 1, a power distribution interface 2, a switching power supply 3, a signal interface 4, and a signal indicator lamp 5.
Referring to fig. 2, a main power inlet 1 is used for accessing an external power source. Illustratively, the main power inlet 1 is used for connecting an external high-voltage power supply.
The main power supply inlet 1 can be a socket, and also can be a plug or a power supply wiring bar.
Referring to fig. 1, the power distribution interface 2 is electrically connected to the main power inlet 1, so that the power supply from the main power inlet 1 to the power distribution interface 2 is realized.
The number of power distribution interfaces 2 may be one or more.
The power distribution interface 2 may include various types of power distribution interfaces. The power distribution interface 2 can be at least one of an explosion-proof socket, a waterproof socket, an aviation socket and a wiring row, so that multiple power distribution modes can be provided, the power distribution interface is suitable for various external electric equipment, and power distribution in a switching mode is not needed.
The power distribution interface 2 is used for connecting an external power consumption device to distribute electric energy to the external power consumption device, so as to realize power distribution.
The external electric equipment can be a water chiller, a laser processing device or a robot.
Referring to fig. 3, the switching power supply 3 is electrically connected to the main power inlet 1, so that the main power inlet 1 supplies power to the switching power supply 3.
Referring to fig. 1, the signal interface 4 is electrically connected to the switching power supply 3, so that the switching power supply 3 supplies power to the signal interface 4.
The signal interface 4 is used for connecting a signal pin of external electric equipment.
The signal interface 4 may be an aviation plug or a common plug.
Referring to fig. 1, the signal indicator 5 is electrically connected to the switching power supply 3, such as directly electrically connected to the switching power supply 3 or electrically connected to the switching power supply 3 through the signal interface 4.
The switching power supply 3, the signal interface 4 and the signal indicator lamp 5 are connected to form a signal test circuit which is used for testing a signal pin of external electric equipment; for example, the flow liquid level alarm output signal pin or the temperature alarm output signal pin of the water chiller is tested.
The number of the signal interfaces 4 and the signal indicator lamps 5 can be multiple, so that multiple signal testing circuits can be formed, and multiple or multiple signal pins can be tested.
In practical application, a signal pin of external electric equipment is connected with a signal interface 4, and a switching power supply 3 provides power for the signal interface 4 and a signal indicator lamp 5; if the signal pin of the external electric equipment is normal, the switching power supply 3, the signal interface 4 and the signal indicator lamp 5 form a passage, and the signal indicator lamp 5 emits light; if the signal pin of the external electric equipment has a fault, the signal indicator lamp 5 does not emit light; therefore, whether the signal of the external electric equipment is normal or not can be tested.
The main power supply wire inlet 1 is connected with an external power supply to supply power to the power distribution interface 2 and the switch power supply 3; the power distribution interface 2 is electrically connected with external electric equipment to distribute power for the external electric equipment; the switch power supply 3 supplies power to the signal interface 4 and the signal indicator lamp 5, the signal interface 4 is connected with a signal pin of the external electric equipment, and the signal indicator lamp 5 provides indication for the state of the signal pin of the external electric equipment to realize the test of the signal pin of the external electric equipment; therefore, power distribution can be realized, signal testing can also be realized, the production efficiency can be improved, and the power utilization safety and the production quality can be guaranteed.
Referring to fig. 1, in some embodiments, the power distribution apparatus further includes a box 6.
The box 6 is a main structure of the power distribution apparatus.
The case 6 is used to mount various components. Specifically, the main power inlet 1, the power distribution interface 2, the switching power supply 3, the signal interface 4, and the signal indicator lamp 5 are disposed in the box 6, specifically, may be disposed inside the box 6, or may be disposed outside the box 6.
When the signal interface 4 is disposed outside the box 6, the signal pin of the external electric device can be connected to the signal interface 4 conveniently.
Referring to fig. 1, in some embodiments, the housing 6 is provided with a wire entry hole 60.
The wire inlet hole 60 is used for allowing a wire of an external electric device to pass through, so that the wire of the external electric device can be connected with the power distribution interface 2 inside the box body 6 to realize power distribution.
Fig. 4 is an operating state diagram of a power distribution apparatus according to an embodiment of the present application. Referring to FIG. 4, in some embodiments, the case 6 includes an outer shell 61 and a barrier 62.
The outer case 61 is provided with a first accommodation chamber 611 and a second accommodation chamber 612.
Referring to fig. 4, a power distribution interface 2 (which may be a terminal block) is disposed in the first receiving cavity 611.
Referring to fig. 3, the second receiving cavity 612 is used for receiving power-related devices (such as the main power inlet 1, the switching power supply 3, the switch, and related cables).
The partition 62 is connected to the outer case 61 to separate the first accommodation chamber 611 and the second accommodation chamber 612.
The compartment 62 may be a plate or a frame.
The power distribution interface 2 located in the first receiving cavity 611 is carried by the compartment 62, which is convenient for the operator to view and operate.
Of course, the power distribution interface 2 located in the first accommodating cavity 611 may also be disposed at the side of the first accommodating cavity 611 according to actual needs.
As can be seen from the above, the first accommodating cavity 611 is provided with a power distribution interface 2 (such as a wiring row) for distributing power to external electrical equipment, the second accommodating cavity 612 accommodates power-related devices (such as the main power inlet 1, the switching power supply 3, the switch, and related cables), and the partition 62 separates the first accommodating cavity 611 from the second accommodating cavity 612, so as to prevent an operator from touching the devices in the second accommodating cavity 612 or performing misoperation when the first accommodating cavity 611 performs power distribution operation (such as wiring or plugging), thereby ensuring power utilization safety, and preventing the devices in the second accommodating cavity 612 from being collided to damage the power distribution apparatus, thereby protecting the power distribution apparatus.
When the power distribution interface 2 arranged in the first accommodating cavity 611 is a wiring bar, the wiring operation of the wiring bar is complex, and the power distribution device provided by the embodiment of the application can better guarantee the power utilization safety.
The wiring bar can supply power for the power lines of the terminal class.
Referring to fig. 3 and 4, in some embodiments, the partition 62 separates the first accommodating cavity 611 and the second accommodating cavity 612 in the height direction H of the power distribution apparatus, so that one accommodating cavity (e.g., the first accommodating cavity 611) is located above and the other accommodating cavity (e.g., the second accommodating cavity 612) is located below, which can reduce the floor area of the power distribution apparatus and facilitate the up-and-down operation of an operator.
Since an operator often needs to perform power distribution operations (such as wiring) in the first accommodation chamber 611, the height position of the first accommodation chamber 611 is more convenient for the operator to operate when the first accommodation chamber 611 is located above the second accommodation chamber 612 in the height direction H.
In other embodiments, the partition 62 separates the first accommodating cavity 611 and the second accommodating cavity 612 in the width direction W of the power distribution device, such that one accommodating cavity (e.g., the first accommodating cavity 611) is on the left side and the other accommodating cavity (e.g., the second accommodating cavity 612) is on the right side, which can facilitate the operation of the power distribution device at the same height by an operator.
Referring to fig. 4, in some embodiments, the power distribution apparatus further comprises a protective cover 7.
The protective cover 7 is attached to the case 6 to expose or cover the first receiving chamber 611. The protective cover 7 may be attached to the outer case 61 or the partition 62.
The cover 7 may be rotatably attached to the housing 6, or movably attached to the housing 6, or detachably attached to the housing 6.
Illustratively, the shield cover 7 is rotatably coupled to the cabinet 6 by a hinge or a bearing.
The protective cover 7 moves (e.g., rotates) relative to the housing 6 to expose the first receiving cavity 611, so as to connect the wires of the external device to the power distribution interface 2 in the first receiving cavity 611.
The protective cover 7 moves (e.g., rotates) relative to the housing 6 to cover the first receiving cavity 611, so as to protect the devices (e.g., the terminal block) in the first receiving cavity 611 and prevent water from entering the first receiving cavity 611.
The wire inlet hole 60 is communicated with the first accommodating cavity 611, a wire of an external electric device can pass through the wire inlet hole 60 and be electrically connected with the power distribution interface 2 in the first accommodating cavity 611, and the protective cover 7 covers and protects the connection between the wire and the power distribution interface 2 (such as a wiring row), so that the power utilization safety can be improved.
The protective cover 7 can be transparent, and the power utilization state inside the power distribution device can be visually observed conveniently.
Referring to fig. 4, in some embodiments, the power distribution apparatus further comprises a telescoping member 8.
The telescopic part 8 is connected to the protective cover 7 and the box body 6 so as to unfold or retract the protective cover 7, the protective cover 7 is convenient to open, and the sealing performance can be guaranteed.
The telescopic member 8 may be an outer casing 61 connected to the box 6 or a partition 62.
The telescopic member 8 may be a hydraulic telescopic rod or an elastic rod.
Referring to fig. 1, in some embodiments, the power distribution apparatus further comprises a door panel 9.
Referring to fig. 1 and 3, a door panel 9 is attached to the cabinet 6 to expose or cover the second receiving chamber 612. The door panel 9 may be attached to the outer shell 61 or the compartment 62.
The door panel 9 may be rotatably attached to the cabinet 6, or movably attached to the cabinet 6, or detachably attached to the cabinet 6.
The door panel 9 moves (e.g., rotates) relative to the box 6 to expose the second accommodating cavity 612, so as to facilitate operation or observation of the device in the second accommodating cavity 612.
The door panel 9 moves (e.g., rotates) relative to the box 6 to cover the second receiving cavity 612, so that the devices in the second receiving cavity 612 can be protected.
According to the above, the protective cover 7 covers the first accommodating cavity 611 and the door panel 9 covers the second accommodating cavity 612, so that the first accommodating cavity 611 is independent of the second accommodating cavity 612, when an operator performs power distribution operation, the protective cover 7 can be opened, the first accommodating cavity 611 is exposed, external electric equipment is connected with a power distribution interface in the first accommodating cavity 611, the door panel 9 can be in a closed state for a long time, the second accommodating cavity 612 is covered, frequent opening of the door panel 9 can be avoided, devices in the second accommodating cavity 612 can be prevented from being affected with damp, pollution or damage, long-term stable operation of the power distribution device can be guaranteed, and the first accommodating cavity 611 can be prevented from being affected when the second accommodating cavity 612 is in an accident (such as fire).
Referring to fig. 1, in some embodiments, the power distribution device further includes a door handle lock 10.
The door handle lock 10 may be embodied as an outer housing 61 attached to the housing 6.
Referring to fig. 4, in some embodiments, the case 6 is further provided with a power distribution hole 63.
The power supply wire distributing hole 63 is communicated with the second accommodating cavity 612, so that threading is facilitated.
Referring to fig. 4, in some embodiments, the power distribution device further includes casters 11.
The caster 11 is rotatably attached to the case 6. The caster 11 may be disposed at the bottom of the box 6, such as the bottom of the outer casing 61.
The number of casters 11 may be four.
The arrangement of the caster 11 can facilitate the movement of the power distribution device.
The caster 11 may be a caster with a brake to enable reliable positioning.
Referring to fig. 4, in some embodiments, the power distribution interface 2 is fixedly disposed on the outer side of the box 6, for example, the power distribution interface 2 (for example, an explosion-proof socket or other plug interface) is disposed on the left side, the right side, or the back side of the outer casing 61, so that the external electrical equipment can be conveniently connected to the power distribution interface 2, a quick connection (for example, plug connection) can be achieved, and the efficiency can be further improved.
The number of the explosion-proof sockets can be multiple.
The explosion-proof socket can be explosion-proof and waterproof, supports 380V power output, bears the maximum current of 32A, can simultaneously distribute power for a plurality of external electric equipment, and is high in efficiency and safety.
Referring to fig. 4, in some embodiments, the power distribution apparatus further includes a first air switch 12.
The first air switch 12 is electrically connected to the power distribution interface 2 (such as an explosion-proof socket) outside the box body, and controls the explosion-proof socket, so that the power utilization safety can be further ensured.
Referring to fig. 4, in some embodiments, the power distribution apparatus further includes a power signal light 13.
The power signal lamp 13 is electrically connected to the power distribution interface 2 (such as an explosion-proof socket) outside the box 6, and displays the power supply state of the power distribution interface 2.
The power distribution interface 2 (such as an explosion-proof socket) on the outer side of the box body 6 is controlled by the first air switch 12, and then the power supply state is displayed by the power signal lamp 13, so that the misoperation of live working of operators can be better avoided.
Referring to fig. 4, in some embodiments, the power distribution apparatus further includes a second air switch 14.
The second air switch 14 is electrically connected to the power distribution interface 2 (such as a line bank) in the first accommodation cavity 611, and controls the line bank.
Referring to fig. 4, in some embodiments, the power distribution apparatus further includes a terminal block signal light 15.
The number of the second air switches 14 and the wiring bank signal lamps 15 is plural; the number of power distribution interfaces 2 (such as terminal blocks) in the first receiving cavity 611 is also plural. The power distribution interface 2 (such as a wiring row) in the first accommodating cavity 611 is controlled by the second air switch 14, whether the wiring end is electrified or not is displayed by the wiring row signal lamp 15, a plurality of external electric devices can be tested simultaneously, the power supply can be controlled independently, the efficiency is high, and the safety is high.
The wiring row signal lamp 15 may be disposed on the protective cover 7, and correspond to the power distribution interface 2 (such as a wiring row) in the first accommodating cavity 611, so as to facilitate viewing.
Referring to fig. 3, in some embodiments, the power distribution device further includes a leakage switch 16.
The leakage switch 16 is electrically connected to the main power inlet 1, so that leakage protection can be realized, and the power utilization safety can be guaranteed.
The power distribution device provided by the embodiment of the application can distribute power to external electric equipment and carry out signal test; the multifunctional power distribution mode and signal automatic detection are provided, and the device is not limited by narrow space and has strong mobility; the problem that frequent switching of equipment power distribution and the joint are not universal can be solved to and equipment signal detects manual operation's problem, can effectively avoid operating personnel to take place the power consumption incident because of the misoperation, can ensure personal and property safety, can increase substantially operating personnel's work efficiency simultaneously.
As can be seen from the above, the power distribution device provided in the embodiments of the present application is a mobile power distribution and testing device with multiple functions, safety, and strong versatility.
Embodiments of the present application further provide a power distribution system, which includes the power distribution apparatus provided in any of the above embodiments. The power distribution system may further include the external consumer.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (13)
1. An electrical distribution apparatus, comprising:
a main power supply wire inlet;
the power distribution interface is electrically connected with the main power supply wire inlet and is used for being electrically connected with external electric equipment;
the switching power supply is electrically connected to the main power supply wire inlet;
the signal interface is electrically connected with the switching power supply and is used for connecting a signal pin of the external electric equipment;
the signal indicator light is electrically connected with the switching power supply;
the box body comprises an outer shell and an interlayer, the outer shell is provided with a first accommodating cavity and a second accommodating cavity, and the interlayer is connected to the outer shell so as to separate the first accommodating cavity from the second accommodating cavity;
the first accommodating cavity is internally provided with the power distribution interface;
the switch power supply and the main power supply wire inlet are arranged in the second accommodating cavity.
2. The power distribution apparatus of claim 1, further comprising:
the protective cover is connected to the box body so as to expose or cover the first accommodating cavity.
3. The power distribution apparatus of claim 1 or 2, further comprising:
and the door plate is connected to the box body so as to expose or cover the second accommodating cavity.
4. The electrical distribution device of claim 1, wherein the compartment separates the first receiving cavity from the second receiving cavity in a height direction of the electrical distribution device; or the first accommodating cavity and the second accommodating cavity are separated by the partition layer in the width direction of the power distribution device.
5. The electrical distribution device of claim 4, wherein the first receiving cavity is located above the second receiving cavity along the height direction.
6. The power distribution apparatus of claim 2, further comprising:
and the telescopic part is connected with the protective cover and the box body so as to prop open or retract the protective cover.
7. The electrical distribution apparatus of claim 1, wherein the outer housing defines a wire inlet aperture, the wire inlet aperture communicating with the first receiving cavity.
8. The electrical distribution apparatus of claim 1, wherein the electrical distribution interface is fixedly disposed on an exterior side of the enclosure.
9. The power distribution apparatus of claim 1, wherein the switching power supply, the signal interface, and the signal indicator light are connected to form a signal test circuit to test the signal pin.
10. The electrical distribution apparatus of any one of claims 1, 2, 4 to 9, wherein the electrical distribution interfaces comprise a plurality of types of electrical distribution interfaces.
11. The electrical distribution apparatus of any of claims 1, 2, 4 to 9, wherein the electrical distribution interface located within the first cavity is a terminal block.
12. The electrical distribution device of any of claims 1, 2, 4 to 9, wherein the electrical distribution interface located within the first receiving cavity is carried by the compartment.
13. An electrical distribution system comprising an electrical distribution apparatus as claimed in any of claims 1 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221762737.3U CN217334751U (en) | 2022-07-11 | 2022-07-11 | Power distribution device and power distribution system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221762737.3U CN217334751U (en) | 2022-07-11 | 2022-07-11 | Power distribution device and power distribution system |
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| Publication Number | Publication Date |
|---|---|
| CN217334751U true CN217334751U (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221762737.3U Active CN217334751U (en) | 2022-07-11 | 2022-07-11 | Power distribution device and power distribution system |
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| Country | Link |
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| CN (1) | CN217334751U (en) |
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- 2022-07-11 CN CN202221762737.3U patent/CN217334751U/en active Active
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