CN220402135U - Energy storage power supply - Google Patents
Energy storage power supply Download PDFInfo
- Publication number
- CN220402135U CN220402135U CN202322037774.9U CN202322037774U CN220402135U CN 220402135 U CN220402135 U CN 220402135U CN 202322037774 U CN202322037774 U CN 202322037774U CN 220402135 U CN220402135 U CN 220402135U
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- China
- Prior art keywords
- light guide
- energy storage
- power supply
- storage power
- cover
- Prior art date
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- 238000004146 energy storage Methods 0.000 title claims abstract description 50
- 239000011324 bead Substances 0.000 claims abstract description 69
- 238000007789 sealing Methods 0.000 claims description 17
- 238000010586 diagram Methods 0.000 description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000003086 colorant Substances 0.000 description 3
- 238000005034 decoration Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010147 laser engraving Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The embodiment of the utility model discloses an energy storage power supply which comprises a shell, a circuit board and a light guide assembly. The housing is provided with a receiving cavity. The circuit board is accommodated in the accommodating cavity, the circuit board is provided with a lamp bead, the lamp bead can emit light after being electrified, and the light emitted by the lamp bead can indicate the working state of the energy storage power supply. One end of the light guide component is positioned in the accommodating cavity, and one end of the light guide component is arranged corresponding to the lamp beads, so that light emitted by the lamp beads can enter the light guide component. The other end of the light guide component outwards penetrates through the shell so that a user can conveniently observe whether the lamp beads emit light or not. The light guide component can atomize and filter light emitted by the lamp beads, so that the dazzling of light emitted by the lamp beads is avoided.
Description
Technical Field
The embodiment of the utility model relates to the technical field of energy storage equipment, in particular to an energy storage power supply.
Background
An energy storage power supply is a device that can store electrical energy. The energy storage power supply is provided with the pilot lamp that is used for display device operating condition generally, among the prior art, and the pilot lamp of energy storage device is direct install in the surface of casing generally, and the direct outside direct light that jets out of pilot lamp leads to the light that the pilot lamp sent comparatively glaring.
Disclosure of Invention
The embodiment of the utility model provides an energy storage power supply, which aims to solve the problem that an indicator lamp of the energy storage power supply is more glaring in the prior art.
In order to solve the technical problems, the utility model adopts a technical scheme that: there is provided an energy storage power supply comprising:
a housing provided with a receiving cavity;
the circuit board is arranged in the accommodating cavity and provided with lamp beads;
one end of the light guide component is positioned in the accommodating cavity, and one end of the light guide component is arranged corresponding to the lamp beads; the other end of the light guide component outwards penetrates out of the shell.
Optionally, the shell includes casing, end cover and decoration lid, the both sides of end cover respectively with the casing with the decoration lid is connected, the casing, the end cover with the decoration lid encloses jointly and closes and form the chamber accommodates.
Optionally, the light guide assembly includes a first light guide member and a second light guide member, where the first light guide member is connected to the decorative cover, one end of the first light guide member extends outward from the decorative cover, and the other end of the first light guide member is located in the accommodating cavity; the second light guide piece is located between the first light guide piece and the circuit board, and the second light guide piece is installed on the end cover.
Optionally, the decorative cover comprises a cover body and an installation part, and the cover body is provided with an installation groove; the mounting part is connected to one side of the cover body, which faces the end cover, and is provided with a containing through cavity which is communicated with the mounting groove; one end of the first light guide piece penetrates out of the cover body from the mounting groove.
Optionally, the decorative cover further includes a fixing column, the fixing column is located in the accommodating through cavity, and the fixing column is connected with the mounting portion;
the energy storage power supply further comprises a first fastening piece, and the first fastening piece penetrates through the first light guide piece and is connected with the fixing column.
Optionally, the end cover is provided with a mounting through hole, and the other end of the first light guide piece is accommodated in the mounting through hole;
the second light guide piece comprises a connecting part and a protruding part, and the connecting part is arranged on one side of the end cover, which faces the shell; the protruding portion is connected to one side, facing the first light guide piece, of the connecting portion, the protruding portion is contained in the mounting through hole, and the protruding portion corresponds to the lamp bead.
Optionally, a first accommodating groove is formed on a side, facing the circuit board, of the protruding portion, and the lamp beads are accommodated in the first accommodating groove.
Optionally, the energy storage power supply further includes a sealing member located between the connection portion and the end cap to seal the mounting through hole.
Optionally, a second accommodating groove is formed in one side, facing the end cover, of the connecting portion, the second accommodating groove is formed around the protruding portion, and the sealing element is accommodated in the second accommodating groove.
Optionally, the energy storage power supply further includes a second fastener, and the second fastener sequentially penetrates through the circuit board, the connecting portion, the sealing element and the end cover.
The embodiment of the utility model has the beneficial effects that: unlike the prior art, the energy storage power supply comprises a shell, a circuit board and a light guide assembly. The housing is provided with a receiving cavity. The circuit board is accommodated in the accommodating cavity, the circuit board is provided with a lamp bead, the lamp bead can emit light after being electrified, and the light emitted by the lamp bead can indicate the working state of the energy storage power supply. One end of the light guide component is positioned in the accommodating cavity, and one end of the light guide component is arranged corresponding to the lamp beads, so that light emitted by the lamp beads can enter the light guide component. The other end of the light guide component outwards penetrates through the shell so that a user can conveniently observe whether the lamp beads emit light or not. The light guide component can atomize and filter light emitted by the lamp beads, so that the dazzling of light emitted by the lamp beads is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic diagram of an energy storage power supply according to an embodiment of the utility model;
FIG. 2 is an exploded view of an energy storage power supply according to an embodiment of the present utility model;
FIG. 3 is an exploded view of an energy storage power supply according to an embodiment of the present utility model;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3;
FIG. 5 is a schematic diagram of a partial structure of an energy storage power supply according to an embodiment of the utility model;
FIG. 6 is a schematic diagram of a decorative cover of an energy storage power supply according to an embodiment of the utility model;
FIG. 7 is a schematic diagram of a partial structure of an energy storage power supply according to an embodiment of the utility model;
FIG. 8 is an enlarged schematic view of portion B of FIG. 7;
FIG. 9 is a schematic diagram of a second light guide of the energy storage power supply according to an embodiment of the utility model;
fig. 10 is a rear view of fig. 9.
Reference numerals illustrate:
100. an energy storage power supply; 1. a housing; 11. a housing; 12. an end cap; 121. mounting through holes; 13. a decorative cover; 131. a cover body; 1311. a mounting groove; 132. a mounting part; 1321. a through cavity is accommodated; 133. fixing the column; 14. a housing chamber; 2. a circuit board; 3. a lamp bead; 4. a light guide assembly; 41. a first light guide; 42. a second light guide; 421. a connection part; 4211. a second accommodating groove; 422. a boss; 4221. a first receiving groove; 5. a seal; 6. a first fastener; 7. and a second fastener.
Detailed Description
In order that the utility model may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 3 and fig. 5, the present utility model provides an energy storage power supply 100, wherein the energy storage power supply 100 includes a housing 1, a circuit board 2 and a light guiding component 4. Wherein, circuit board 2 and light guide assembly 4 are both located in shell 1.
The housing 1 has a substantially rectangular parallelepiped shape, and the housing 1 is provided with a housing chamber 14.
The circuit board 2 is accommodated in the accommodating cavity 14, the circuit board 2 is provided with the lamp beads 3, the lamp beads 3 are electrically connected with the circuit board 2, the lamp beads 3 can emit light after being electrified, and the light emitted by the lamp beads 3 can indicate the working state of the energy storage power supply 100.
The light guide assembly 4 is used for guiding light emitted by the lamp beads 3. One end of the light guide assembly 4 is located in the accommodating cavity 14, and one end of the light guide assembly 4 is disposed corresponding to the lamp bead 3, so that light emitted by the lamp bead 3 can enter the light guide assembly 4. The other end of the light guide assembly 4 is outwards penetrated out of the shell 1 so as to facilitate a user to observe whether the lamp beads 3 emit light or not. The light guide assembly 4 can atomize and filter the light emitted by the lamp beads 3, so that the dazzling of the light emitted by the lamp beads 3 is avoided.
The other end of the light guide component 4 has preset roughness so as to further atomize and filter the light emitted by the lamp beads 3, so that the light transmitted outwards by the light guide component 4 is softer.
For the light guide assembly 4, the light guide assembly 4 is made of a light guide plate, and the light guide plate is made of an optical acrylic/PC (Polycarbonate) plate, and then light guide points are printed on the bottom surface of the optical acrylic plate by using a high-tech material with extremely high refractive index and no light absorption, and by using laser engraving, V-shaped cross grid engraving and UV screen printing technologies. The light emitted from the lamp is absorbed by the optical acrylic plate and stays on the surface of the optical acrylic plate, when the light rays are emitted to each light guide point, the reflected light can be diffused towards each angle, and then the reflection condition is destroyed and emitted from the front surface of the light guide plate. The light guide plate can uniformly emit light through various light guide points with different densities and sizes. The reflector plate is used for reflecting the light exposed from the bottom surface back to the light guide plate so as to improve the use efficiency of the light; under the condition of the same area of luminous brightness, the luminous efficiency is high, and the power consumption is low. Therefore, the light guide assembly 4 can reduce and atomize the brightness of the light emitted by the lamp beads 3, and the light source is filtered.
For the preset roughness of the other end of the light guide component 4, the preset roughness can be set according to actual requirements. The preset roughness can be achieved by providing texture or fine grooves on the end surface of the light guiding assembly 4.
Referring to fig. 3, in some embodiments, the housing 1 includes a shell 11, an end cap 12, and a decorative cover 13. Wherein the shell 11 is a main body part of the shell 1, and the shell 11 is of a hollow structure. The cover 12 is substantially plate-shaped, the cover 12 is located on one side of the housing 11, and both sides of the cover 12 are connected to the housing 11 and the decorative cover 13, respectively. The decorative cover 13 is substantially plate-shaped, and the decorative cover 13 is positioned at the outermost side of the housing 1. The housing 11, the end cover 12 and the decorative cover 13 together enclose the housing 11, the end cover 12 and the decorative cover 13 to form a housing cavity 14.
The light guide assembly 4 includes a first light guide 41 and a second light guide 42. The first light guide 41 is substantially arc-shaped, and the first light guide 41 is connected with the decorative case to achieve fixation. One end of the first light guide 41 is outwardly penetrated through the decorative cover 13 so that a user can observe the state of the lamp bead 3. The end of the first light guide 41 penetrating out of the decorative cover 13 has a predetermined roughness. The other end of the first light guide 41 is located in the accommodating cavity 14, and the other end of the first light guide 41 extends toward the second light guide 42.
The second light guide 42 is substantially plate-shaped, and the second light guide 42 is located between the first light guide 41 and the circuit board 2. The second light guide 42 is mounted to the end cap 12 to achieve fixation of the second light guide 42.
Referring to fig. 3, in some embodiments, the decorative cover 13 includes a cover body 131 and a mounting portion 132, the cover body 131 is substantially plate-shaped, the cover body 131 is a main body portion of the decorative cover 13, the cover body 131 is provided with a mounting groove 1311, and the mounting groove 1311 is a through groove. The mounting portion 132 is substantially box-shaped, and the mounting portion 132 is connected to a side of the cover 131 facing the end cap 12, i.e. the mounting portion 132 is located in the accommodating cavity 14. The mounting portion 132 is provided with a receiving through cavity 1321, and the receiving through cavity 1321 communicates with the mounting groove 1311. It is appreciated that the housing cavity 1321 is a part of the housing cavity 14, and the housing cavity 1321 communicates with the housing cavity 14. One end of the first light guide 41 is located in the accommodating through cavity 1321, and one end of the first light guide 41 passes through the cover 131 from the mounting groove 1311, and the other end of the first light guide 41 passes through the accommodating through cavity 1321.
Referring to fig. 3 and 6, in some embodiments, the decorative cover 13 further includes a fixing post 133, the fixing post 133 is accommodated in the accommodating cavity 1321, and the fixing post 133 is connected to the mounting portion 132.
The energy storage power supply 100 further includes a first fastener 6, where the first fastener 6 penetrates through the first light guide 41 and is connected to the fixing post 133, so as to fix the first light guide 41. The first fastener 6 includes, but is not limited to, a screw, a rivet, and the connection of the first fastener 6 to the fixing post 133 may be a threaded connection or a rivet.
Referring to fig. 4 and fig. 7 to fig. 9, in some embodiments, the end cover 12 is provided with a mounting through hole 121, and the other end of the first light guide 41 is received in the mounting through hole 121, specifically, the other end of the first light guide 41 is received in an end of the mounting through hole 121 near the cover 131.
The second light guide 42 includes a connection portion 421 and a protruding portion 422, the connection portion 421 is substantially sheet-shaped, and the connection portion 421 is disposed on a side of the end cover 12 facing the housing 11. The protruding portion 422 is substantially elongated, the protruding portion 422 is connected to a side of the connecting portion 421 facing the first light guide 41, the protruding portion 422 is accommodated in the mounting through cavity, specifically, the protruding portion 422 is accommodated at an end of the mounting through hole 121 facing the housing 11. The protruding portion 422 is a portion of the second light guiding member 42 for guiding light, and the protruding portion 422 is disposed corresponding to the lamp bead 3, so that light emitted by the lamp bead 3 can penetrate into the protruding portion 422, and since the protruding portion 422 is disposed corresponding to the first light guiding member 41, light in the protruding portion 422 can be transmitted into the first light guiding member 41, thereby facilitating the user to observe light emitted by the lamp bead 3.
Referring to fig. 10, in some embodiments, a first receiving groove 4221 is formed on a side of the protruding portion 422 facing the circuit board 2, and the lamp bead 3 is received in the first receiving groove 4221, so that the protruding portion 422 covers the lamp bead 3, and light emitted by the lamp bead 3 can enter the protruding portion 422 conveniently. Meanwhile, the first receiving groove 4221 can also avoid interference between the protruding portion 422 and the lamp bead 3.
In this embodiment, a plurality of lamp beads 3 are provided, and a plurality of lamp beads 3 are arranged side by side, and each lamp bead 3 is located in the first receiving groove 4221.
Referring to fig. 3, in some embodiments, the energy storage power supply 100 further includes a sealing member 5, the sealing member 5 is annular, the sealing member 5 is sleeved on the protruding portion 422, and the sealing member 5 is located between the connecting portion 421 and the end cover 12 to seal the mounting through hole 121, so as to implement the waterproof and dustproof treatment of the circuit board 2.
For the material of the sealing element 5, the sealing element 5 can be silica gel or rubber, and the sealing element 5 has a certain elasticity, so that the sealing element 5 has better sealing performance.
Referring to fig. 3 and 9, in some embodiments, a second receiving groove 4211 is disposed on a side of the connecting portion 421 facing the end cap 12, the second receiving groove 4211 is substantially annular, the second receiving groove 4211 is disposed around the protruding portion 422, and the sealing member 5 is received in the second receiving groove 4211, so as to facilitate installation of the sealing member 5. At the same time, the probability of sliding of the seal 5 can be reduced due to the arrangement of the ring boss 422 of the seal 5.
Referring to fig. 3, in some embodiments, the energy storage power supply 100 further includes a second fastening member 7, when the energy storage power supply is installed, the sealing member 5 is installed in the second receiving groove 4211, then the second light guiding member 42 is placed in a preset position, and finally the second fastening member 7 is sequentially inserted through the circuit board 2, the connecting portion 421, the sealing member 5 and the end cover 12, so that the circuit board 2 and the light guiding member can be installed on the end cover 12.
Referring to fig. 5, in some embodiments, the lamp beads 3 can emit at least three different colors of light when energized, for example, the lamp beads 3 can emit red light, green light and yellow light, and the lamp beads 3 indicate different working states of the energy storage power supply 100 through different colors.
In some embodiments, a plurality of beads 3 are provided, and a plurality of beads 3 are arranged side by side. Each bead 3 is electrically energized to emit light of at least three different colors, for example, each bead 3 emits red, green and yellow light. The light emitted by each of the light beads 3 at the same time has the same color, and thus, the combination of the plurality of light beads 3 can indicate different operation states of the energy storage power supply 100. For example, when the state of the energy storage power supply 100 is normal, each of the lamp beads 3 emits green light; when the energy storage power supply 100 fails, each lamp bead 3 emits red light; when the energy storage power supply 100 is in an alarm state, each lamp bead 3 emits yellow light.
The lamp beads 3 may be LEDs (light-emitting diode), which are a commonly used light emitting device that emits light by energy released by recombination of electrons and holes.
In summary, the energy storage power supply 100 includes the housing 1, the circuit board 2, and the light guide assembly 4. The housing 1 is provided with a receiving cavity 14. The circuit board 2 is accommodated in the accommodating cavity 14, the circuit board 2 is provided with the lamp beads 3, the lamp beads 3 can emit light after being electrified, and the light emitted by the lamp beads 3 can indicate the working state of the energy storage power supply 100. One end of the light guide assembly 4 is located in the accommodating cavity 14, and one end of the light guide assembly 4 is disposed corresponding to the lamp bead 3, so that light emitted by the lamp bead 3 can enter the light guide assembly 4. The other end of the light guide assembly 4 is outwards penetrated out of the shell 1 so as to facilitate a user to observe whether the lamp beads 3 emit light or not. The light guide assembly 4 can atomize and filter the light emitted by the lamp beads 3, so that the dazzling of the light emitted by the lamp beads 3 is avoided.
It should be noted that the description of the present utility model and the accompanying drawings illustrate preferred embodiments of the present utility model, but the present utility model may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, which are not to be construed as additional limitations of the utility model, but are provided for a more thorough understanding of the present utility model. The above-described features are further combined with each other to form various embodiments not listed above, and are considered to be the scope of the present utility model described in the specification; further, modifications and variations of the present utility model may be apparent to those skilled in the art in light of the foregoing teachings, and all such modifications and variations are intended to be included within the scope of this utility model as defined in the appended claims.
Claims (10)
1. An energy storage power supply, comprising:
a housing provided with a receiving cavity;
the circuit board is arranged in the accommodating cavity and provided with lamp beads;
one end of the light guide component is positioned in the accommodating cavity, and one end of the light guide component is arranged corresponding to the lamp beads; the other end of the light guide component outwards penetrates out of the shell.
2. The energy storage power supply of claim 1, wherein the housing comprises a shell, an end cover and a decorative cover, wherein two sides of the end cover are respectively connected with the shell and the decorative cover, and the shell, the end cover and the decorative cover are jointly enclosed to form the accommodating cavity.
3. The energy storage power supply according to claim 2, wherein the light guide assembly comprises a first light guide member and a second light guide member, the first light guide member is connected with the decorative cover, one end of the first light guide member penetrates out of the decorative cover, and the other end of the first light guide member is located in the containing cavity; the second light guide piece is located between the first light guide piece and the circuit board, and the second light guide piece is installed on the end cover.
4. The energy storage power supply according to claim 3, wherein the decorative cover comprises a cover body and a mounting portion, and the cover body is provided with a mounting groove; the mounting part is connected to one side of the cover body, which faces the end cover, and is provided with a containing through cavity which is communicated with the mounting groove; one end of the first light guide piece penetrates out of the cover body from the mounting groove.
5. The energy storage power supply according to claim 4, wherein the decorative cover further comprises a fixing post, the fixing post is located in the accommodating through cavity, and the fixing post is connected with the mounting portion;
the energy storage power supply further comprises a first fastening piece, and the first fastening piece penetrates through the first light guide piece and is connected with the fixing column.
6. The energy storage power supply according to claim 3, wherein the end cover is provided with a mounting through hole, and the other end of the first light guide member is accommodated in the mounting through hole;
the second light guide piece comprises a connecting part and a protruding part, and the connecting part is arranged on one side of the end cover, which faces the shell; the protruding portion is connected to one side, facing the first light guide piece, of the connecting portion, the protruding portion is contained in the mounting through hole, and the protruding portion corresponds to the lamp bead.
7. The energy storage power supply according to claim 6, wherein a first accommodating groove is formed in a side, facing the circuit board, of the protruding portion, and the lamp beads are accommodated in the first accommodating groove.
8. The energy storage power supply of claim 7, further comprising a seal between the connection and the end cap to seal the mounting through hole.
9. The energy storage power supply according to claim 8, wherein a second receiving groove is formed in a side of the connecting portion facing the end cover, the second receiving groove is formed around the protruding portion, and the sealing member is received in the second receiving groove.
10. The energy storage power supply of claim 8 or 9, further comprising a second fastener passing through the circuit board, the connection portion, the seal, and the end cap in that order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322037774.9U CN220402135U (en) | 2023-07-31 | 2023-07-31 | Energy storage power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322037774.9U CN220402135U (en) | 2023-07-31 | 2023-07-31 | Energy storage power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220402135U true CN220402135U (en) | 2024-01-26 |
Family
ID=89604863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322037774.9U Active CN220402135U (en) | 2023-07-31 | 2023-07-31 | Energy storage power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220402135U (en) |
-
2023
- 2023-07-31 CN CN202322037774.9U patent/CN220402135U/en active Active
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