CN210537103U - Signal concentrator - Google Patents
Signal concentrator Download PDFInfo
- Publication number
- CN210537103U CN210537103U CN201921186681.XU CN201921186681U CN210537103U CN 210537103 U CN210537103 U CN 210537103U CN 201921186681 U CN201921186681 U CN 201921186681U CN 210537103 U CN210537103 U CN 210537103U
- Authority
- CN
- China
- Prior art keywords
- solar panel
- light
- signal concentrator
- cover
- circuit board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a signal concentrator, wherein signal concentrator includes: a housing; the data acquisition circuit board is arranged in the shell; and the solar panel component is arranged on the shell, absorbs light energy and converts the light energy into electric energy for storage, and is used for supplying power to the data acquisition circuit board. The utility model discloses technical scheme aims at realizing continuously supplying power for signal concentrator, guarantees the work that signal concentrator can be stable.
Description
Technical Field
The utility model relates to a signal transmission technical field, in particular to signal concentrator.
Background
With the development of science and technology, the numerical value of the hydroelectric gas meter used by a user can be recorded on the spot without a meter reader. Data are collected on site from the water and electricity gas meter through the collectors, then the data of each collector are collected through the signal concentrator, and then the data are transmitted to the server, so that remote meter reading can be realized. However, the existing signal concentrator needs an external power supply to provide power to be continuously used, so that an electric cable needs to be laid to supply power or a battery needs to be frequently replaced, and therefore long-term stable operation work of the signal concentrator cannot be guaranteed, the signal concentrator is prone to downtime due to power failure, and meanwhile, later maintenance is extremely inconvenient, so that the signal concentrator is inconvenient to use.
The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a signal concentrator aims at realizing continuously supplying power for the signal concentrator, guarantees the work that the signal concentrator can be stable.
In order to achieve the above object, the present invention provides a signal concentrator, including:
a housing;
the data acquisition circuit board is arranged in the shell; and
the solar panel assembly is arranged on the shell, absorbs light energy and converts the light energy into electric energy for storage, and the data acquisition circuit board supplies power.
In an embodiment of the present invention, the casing includes a box body and a cover plate, the cover plate is connected to the box body cover and is matched to form a holding cavity for placing the data acquisition circuit board and the solar panel assembly, the cover plate is provided with a light transmission part, the solar panel assembly transmits the light transmission part to absorb light energy.
In an embodiment of the present invention, the solar panel assembly includes:
the solar panel is arranged in the accommodating cavity and is close to the light transmission part;
the energy storage element is arranged in the accommodating cavity; and
the power management circuit board is arranged in the accommodating cavity and used for controlling the efficiency of converting light energy absorbed by the solar panel into electric energy and transmitting the electric energy to the energy storage element and the data acquisition circuit board.
In an embodiment of the present invention, the light-transmitting portion is a light-transmitting through hole;
or the light transmission part is a transparent plastic plate or transparent glass.
In an embodiment of the present invention, when the light-transmitting portion is a light-transmitting through hole, the solar panel is a glass package structure.
In an embodiment of the present invention, the box body is provided with two opposite yielding openings, two the yielding openings are all communicated with the accommodating cavity, one of the yielding openings is located by the cover plate cover, the shell further comprises a bottom cover, the bottom cover is connected to the box body and the cover is located by the other yielding opening.
In an embodiment of the present invention, the box body is provided with a boss, the cover lid is connected to the box body, the cover board is pressed to fix the solar panel to the boss, and the light transmission part is arranged opposite to the solar panel.
In an embodiment of the present invention, the cover plate includes a main body plate and a side plate extending from the periphery of the main body plate to the direction of the box body, the light-transmitting portion is disposed on the main body plate, and the box body is embedded in the cover plate and abuts against the inner surface of the side plate.
The utility model discloses an in one embodiment, the main part board orientation solar panel's the protruding a plurality of stoppers that are equipped with in surface, it is a plurality of the stopper is used for spacing butt solar panel's periphery.
The utility model discloses an in the embodiment, the box body with the apron is connected through the mode of joint, the box body with be equipped with the buckle on one of them in the apron, be equipped with on the other with the draw-in groove of buckle looks adaptation.
The utility model discloses set up solar panel element through the casing at the signal concentrator among the technical scheme for the signal concentrator can absorb the light energy through solar panel element, and convert the light energy into the electric energy and save, be used for continuously supplying power to the data acquisition circuit board. Therefore, the system can work normally without external power supply access, avoids the breakdown of the signal concentrator caused by power failure, ensures the normal use of the signal concentrator, and has easy deployment and low maintenance cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic perspective view of an embodiment of a signal concentrator of the present invention;
FIG. 2 is a schematic cross-sectional view of the signal concentrator of FIG. 1;
FIG. 3 is an enlarged schematic view at A in FIG. 2;
FIG. 4 is a schematic cross-sectional view of another perspective of the signal concentrator of FIG. 2;
FIG. 5 is an exploded view of the signal concentrator of FIG. 1;
FIG. 6 is a schematic diagram of the exploded structure of FIG. 5 from another perspective;
fig. 7 is an enlarged schematic view at B in fig. 6.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a signal concentrator 100 can be used to unify the data of collecting a plurality of collectors or also can directly collect a plurality of data terminal's data, and the unified transmission is to server terminal department again.
Referring to fig. 1 and fig. 2 in combination, in an embodiment of the present invention, the signal concentrator 100 includes: a housing 10, a data acquisition circuit board 20 and a solar panel assembly 30; wherein, the data acquisition circuit board 20 is arranged in the shell 10; solar panel assembly 30 is disposed on housing 10, and solar panel assembly 30 absorbs light energy and converts the light energy into electrical energy for storage, for supplying power to data acquisition circuit board 20.
It should be noted that, the housing 10 is mainly used for supporting and protecting the data acquisition circuit board 20 and the solar panel assembly 30, and the shape thereof may be a square structure or a circular structure, which is not limited in this application, and the housing can be adapted to the shapes of the solar panel assembly 30 and the data acquisition circuit board 20. The wireless antenna can be arranged inside the housing 10 of the signal concentrator 100, and is used for performing wireless network connection with the collector and an external server, so that the limitation of a wired wire when the signal concentrator 100 is installed is avoided, and meanwhile, the transmission of the wireless antenna can be avoided by avoiding the interference of metal or alloy materials, so that the material of the housing 10 can be selected from plastics (such as ABS, POM, PS, PMMA, PC, PET, PBT, PPO and the like), the supporting and protecting effects can be provided, and the network transmission of the signal concentrator 100 can not be influenced. Since the signal concentrator 100 is located outdoors for a long time, the solar panel assembly 30 is disposed inside the housing 10, so that the solar panel assembly 30 is prevented from being damaged in the external environment, thereby prolonging the service life of the signal concentrator 100.
The utility model discloses technical scheme sets up solar panel assembly 30 through casing 10 at signal concentrator 100 for signal concentrator 100 can absorb light energy through solar panel assembly 30, and convert light energy into the electric energy and save, be used for continuously supplying power to data acquisition circuit board 20. Therefore, the signal concentrator can work normally without external power supply access, the signal concentrator 100 is prevented from being down due to power failure, the normal use of the signal concentrator 100 is ensured, and meanwhile, the signal concentrator is easy to deploy and low in maintenance cost.
Referring to fig. 1 to 6, in an embodiment of the present invention, the housing 10 includes a box 12 and a cover plate 11, the cover plate 11 is covered and connected with the box 12 and is matched to form a containing cavity 14 for placing the data acquisition circuit board 20 and the solar panel assembly 30, the cover plate 11 is provided with a light transmission portion 1111, and the solar panel assembly 30 absorbs light energy through the light transmission portion 1111. It can be understood that, the space shape of the accommodating cavity 14 formed by the box body 12 and the cover plate 11 is matched with the shape and size of the solar panel assembly 30 and the data acquisition circuit board 20, so as to prevent the solar panel assembly 30 and the data acquisition circuit board 20 from shaking in the accommodating cavity 14, improve the installation stability of the solar panel assembly 30 and the data acquisition circuit board 20, and make the installation of the solar panel assembly 30 and the data acquisition circuit board 20 and the box body 12 and the cover plate 11 more compact, so as to reduce the occupied space of the signal concentrator 100. In addition, the cover plate 11 is provided with a light-transmitting portion 1111 through which light can pass, and the light-transmitting portion 1111 communicates the inside of the housing 10 of the signal concentrator 100 with the external environment, and the solar panel assembly 30 can absorb sunlight through the light-transmitting portion 1111 to generate light energy and convert the light energy into electric energy, thereby providing electric power for the working process of the signal concentrator 100.
Further, the solar panel assembly 30 includes: a solar panel 31, an energy storage element 32 and a power management circuit board 33; the solar panel 31 is arranged in the accommodating cavity 14 and is close to the light-transmitting portion 1111; the energy storage element 32 is arranged in the accommodating cavity 14; the power management circuit board 33 is disposed in the accommodating cavity 14, and the power management circuit board 33 is used for controlling the efficiency of converting the light energy absorbed by the solar panel 31 into the electric energy, and transmitting the electric energy to the energy storage element 32 and the data acquisition circuit board 20.
Specifically, referring to fig. 4 to 6, the solar panel 31 is used for directly absorbing sunlight, in order to better absorb sunlight, the solar panel 31 is disposed near the light-transmitting portion 1111 and opposite to the light-transmitting portion 1111, and the shape of the solar panel 31 is similar to the shape of the light-transmitting portion 1111, that is, the maximum area of the projection of the light-transmitting portion 1111 on the cover plate 11 may be rectangular, circular, square, etc., and the solar panel 31 is correspondingly rectangular, circular, square, etc., so as to achieve better sunlight absorption effect. Energy storage element 32 respectively with solar panel 31 and data acquisition circuit board 20 electric connection, energy storage element 32 is used for storing the electric energy that solar panel 31 conversion produced to for data acquisition circuit board 20 power supply, thereby can make signal concentrator 100 do not have the sunlight night and also can last stable work, energy storage element 32 can be the quality lighter and can be at any time charge-discharge for the lithium cell, certainly energy storage element 32 also can be for can charge repeatedly, discharge's lead accumulator etc.. The power management circuit board 33 is electrically connected to the solar panel 31 and the energy storage element 32, and the power management circuit board 33 can enable the solar panel 31 to still collect relatively large light energy and convert the light energy into electric energy under the condition of weak light, so that the efficiency under the condition of weak light is obviously superior to that of other schemes. The use of light energy can be maximized. The power management circuit board 33 can be an ultra-low power consumption collector power management integrated circuit board of models such as BQ25570, BQ25505 and BQ25504, and meanwhile, the power management circuit board 33 can also monitor and control the charging process of the energy storage element 32, protect the energy storage element 32, and therefore the service life of the signal concentrator 100 is prolonged.
Optionally, the light-transmitting portion 1111 is a light-transmitting through hole. In addition, in order to improve the convenience of production installation, printing opacity portion 1111 can be directly for the through-hole setting, and apron 11 is produced through injection moulding or die-casting forming's mode, and solar panel 31 can more direct contact through this printing opacity through-hole absorbs the sunlight, improves extinction efficiency, improves the productivity.
Optionally, the light-transmitting portion 1111 is a transparent plastic plate or a transparent glass; in an embodiment of the present invention, the cover plate 11 itself is made of transparent material to form the light-transmitting portion 1111 or the part of the cover plate 11 is made of transparent material to form the light-transmitting portion 1111, i.e. the cover plate 11 itself is made of transparent plastic or transparent glass, or the through hole is formed in the middle of the cover plate 11, and a transparent plastic plate or a transparent glass plate is installed and connected to the through hole, so that the solar panel 31 can be protected from being damaged by the outside, and the solar panel 31 can absorb the sunlight.
Further, when the light-transmitting portion 1111 is a light-transmitting through hole, the solar panel 31 is a glass package structure. In order to avoid solar panel 31 to receive external damage for a long time and influence the efficiency of absorbed light energy, can encapsulate solar panel 31 through toughened glass, avoid the damage of environmental factors such as external rainwater dust, extension solar panel 31's life.
In an embodiment of the present invention, referring to fig. 5 and 6, the box body 12 is provided with two opposite yielding openings 121, the two yielding openings 121 are both communicated with the accommodating cavity 14, one of the yielding openings 121 is covered by the cover plate 11, the casing 10 further includes a bottom cover 13, and the bottom cover 13 is connected to the box body 12 and covers the other yielding opening 121. It can be understood that, two let position mouth 121 all communicate holding chamber 14 to when signal concentrator 100 is inside to break down and need to change parts or maintain, maintenance person can select to dismantle apron 11 or bottom 13 according to trouble actual conditions, because apron 11 is equipped with printing opacity portion 1111, so solar energy is close to the setting of apron 11, when the testing result is that solar panel 31 breaks down and needs to be changed, can conveniently take out solar panel 31 through letting position mouth 121 behind the dismantlement apron 11. If the detection result is that the data acquisition circuit board 20 or the energy storage element 32 has a fault, the bottom cover 13 is detached and the data acquisition circuit board 20 or the energy storage element 32 is maintained or replaced from the position-giving opening 121, so that the maintenance efficiency is improved.
In an embodiment of the present invention, the box 12 is provided with a boss 122, when the cover plate 11 is covered and connected to the box 12, the cover plate 11 presses the solar panel 31 to be fixed on the boss 122, and the light-transmitting portion 1111 is disposed opposite to the solar panel 31. Referring to fig. 5, it can be understood that the inside of the box 12 is provided with a boss 122 capable of supporting the solar panel 31, the solar panel 31 is placed behind the boss 122, and is connected to the box 12 through the cover plate 11 and presses the solar panel 31, so as to avoid the solar panel 31 from shaking, in order to strengthen the fixing effect, the solar panel 31 can be further strengthened and fixed on the boss 122 through waterproof glue, and it needs to be described that a fixing mode can be selected by a technician according to actual needs, and the explanation is omitted here.
In an embodiment of the present invention, the cover plate 11 includes a main body plate 111 and a side plate 112 extending from the periphery of the main body plate 111 toward the box 12, the light-transmitting portion 1111 is disposed on the main body plate 111, and the box 12 is embedded in the cover plate 11 and abuts against the inner surface of the side plate 112. Specifically, referring to fig. 4, by partially embedding the box 12 into the cover 11 and abutting against the inner surface of the side plate 112, a gap between the cover 11 and the box 12 exists at the joint between the box 12 and the inner surface of the side plate 112, since the main body plate 111 of the cover 11 and the side plate 112 are of an integral structure, when the signal concentrator 100 falls down carelessly, the impact force acting on the housing 10 acts directly on the side plate 112 instead of on the joint between the cover 11 and the box 12, thereby preventing the connection between the cover 11 and the box 12 and other elements of the housing 10 from being damaged, and improving the anti-falling performance and the service life of the signal concentrator 100.
Furthermore, a plurality of stoppers 1112 are protruded from the surface of the main body plate 111 facing the solar panel 31, and the plurality of stoppers 1112 are configured to limit the circumference of the solar panel 31. Specifically, referring to fig. 6 and fig. 7 in combination, in order to ensure the installation accuracy of the solar panel 31, a plurality of limiting blocks 1112 are convexly disposed on the surface of the main body plate 111 facing the solar panel 31, and particularly, the limiting blocks 1112 are disposed on the peripheral edge of the main body plate 111, so that when the cover plate 11 is connected to the box 12, the limiting blocks 1112 on the periphery of the main body plate 111 are limited to abut against the peripheral edge of the solar panel 31, thereby ensuring that the solar panel 31 moves to the installation position, and further avoiding the solar panel 31 from interfering with the installation connection of the cover plate 11 and the box 12, wherein the limiting blocks 1112 may be disposed in an arc shape, so as to avoid damaging the solar panel 31 when abutting.
In an embodiment of the present invention, the box body 12 and the cover plate 11 are connected by a clamping connection, one of the box body 12 and the cover plate 11 is provided with a buckle 113, and the other is provided with a slot 123 adapted to the buckle 113. Referring to fig. 1 to 3, specifically, in the present embodiment, a plurality of slots 123 are formed on the box body 12, a plurality of fasteners 113 are convexly disposed on the cover plate 11, the fasteners 113 correspond to the slots 123 one by one, and the fasteners 113 on the cover plate 11 are fastened in the slots 123 of the box body 12, so as to connect the cover plate 11 and the box body 12; a plurality of clamping grooves 123 can also be formed on the cover plate 11; the box body 12 is provided with a plurality of buckles 113 protruding towards the cover plate 11, the buckles 113 correspond to the slots 123 one by one, and the buckles 113 on the box body 12 are clamped in the slots 123 of the cover plate 11, so that the cover plate 11 is connected with the box body 12. In addition, in the specific application process, the number of the slots 123 and the fasteners 113 may be 2, 3, or more, in the embodiment, the housing 10 and the cover plate 11 are provided with a locking groove 123 and a locking buckle 113 around, this not only achieves the function of connecting the cover plate 11 and the box body 12, ensures the reliability of the housing 10 of the signal concentrator 100, meanwhile, the material can be saved, the cost can be reduced, furthermore, in order to realize tight buckling between the cover plate 11 and the box body 12, the box body 12 can be provided with a threaded hole, the cover plate 11 is provided with a corresponding connecting hole, the fastening screw penetrates through the connecting hole and is in threaded connection with the threaded hole, so that the box body 12 and the cover plate 11 are connected more firmly, and besides, a magnet can be arranged on the box body 12, a magnet or an iron piece may be mounted on the cover plate 11, and the box 12 and the cover plate 11 are more firmly connected by attraction of the magnet and the iron piece. It should be noted that, technicians may select other connection modes of the cover plate 11 and the box body 12 according to actual needs, and details are not described herein.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A signal concentrator, the signal concentrator comprising:
a housing;
the data acquisition circuit board is arranged in the shell; and
the solar panel assembly is arranged on the shell, absorbs light energy and converts the light energy into electric energy for storage, and the data acquisition circuit board supplies power.
2. The signal concentrator of claim 1, wherein the housing includes a box and a cover, the cover is coupled to the box and cooperates with the box to form a cavity for receiving the data acquisition circuit board and the solar panel assembly, the cover has a light-transmissive portion through which the solar panel assembly absorbs light energy.
3. The signal concentrator of claim 2, wherein the solar panel assembly comprises:
the solar panel is arranged in the accommodating cavity and is close to the light transmission part;
the energy storage element is arranged in the accommodating cavity; and
the power management circuit board is arranged in the accommodating cavity and used for controlling the efficiency of converting light energy absorbed by the solar panel into electric energy and transmitting the electric energy to the energy storage element and the data acquisition circuit board.
4. The signal concentrator of claim 2, wherein the light-transmissive portion is a light-transmissive via;
or the light transmission part is a transparent plastic plate or transparent glass.
5. The signal concentrator of claim 4, wherein the solar panel is a glass package structure when the light-transmissive portion is a light-transmissive via.
6. The signal concentrator of claim 2, wherein the box body defines two opposing relief openings, both of the relief openings communicating with the receiving cavity, the cover plate covering one of the relief openings, the housing further comprising a bottom cover connected to the box body and covering the other relief opening.
7. The signal concentrator of claim 3, wherein the housing has a boss, and the cover presses the solar panel to be fixed to the boss when the cover is coupled to the housing in a covering manner, and the light-transmitting portion is disposed opposite to the solar panel.
8. The signal concentrator of claim 3, wherein the cover plate includes a main plate and a side plate extending from a periphery of the main plate in a direction toward the case, the light-transmitting portion is provided on the main plate, and the case is fitted into the cover plate and abuts against an inner surface of the side plate.
9. The signal concentrator of claim 8, wherein the surface of the main body plate facing the solar panel is provided with a plurality of stoppers for limiting and abutting against the periphery of the solar panel.
10. The signal concentrator as claimed in any one of claims 2 to 9, wherein the box body and the cover plate are connected by a snap-fit connection, one of the box body and the cover plate is provided with a snap, and the other is provided with a slot adapted to the snap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921186681.XU CN210537103U (en) | 2019-07-25 | 2019-07-25 | Signal concentrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921186681.XU CN210537103U (en) | 2019-07-25 | 2019-07-25 | Signal concentrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210537103U true CN210537103U (en) | 2020-05-15 |
Family
ID=70599099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921186681.XU Active CN210537103U (en) | 2019-07-25 | 2019-07-25 | Signal concentrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210537103U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110290662A (en) * | 2019-07-25 | 2019-09-27 | 深圳市华奥通通信技术有限公司 | Signal concentrator |
-
2019
- 2019-07-25 CN CN201921186681.XU patent/CN210537103U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110290662A (en) * | 2019-07-25 | 2019-09-27 | 深圳市华奥通通信技术有限公司 | Signal concentrator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110021775B (en) | Pole core, battery unit, battery module and car | |
| CN210537103U (en) | Signal concentrator | |
| CN117059979B (en) | End cover assembly, energy storage device and electric equipment | |
| CN209822825U (en) | Lithium battery device with plug-in BMS module | |
| CN116190905B (en) | End cover assembly, energy storage device and electric equipment | |
| CN209993651U (en) | Portable lithium battery device | |
| CN210537105U (en) | Signal concentrator | |
| CN210537102U (en) | Signal concentrator | |
| CN110290662A (en) | Signal concentrator | |
| CN216591443U (en) | Emergency power supply lamp | |
| CN210039083U (en) | Signal concentrator | |
| CN218183032U (en) | Solar energy charger | |
| CN112038822A (en) | Electric automobile alternating current charging gun capable of integrating control circuit inside | |
| CN211429490U (en) | Take solar charging's bluetooth headset box and bluetooth headset | |
| CN210039091U (en) | Signal concentrator | |
| CN220895691U (en) | Energy storage power supply for household energy storage integrated machine | |
| CN215184295U (en) | Rechargeable battery with USB interface | |
| CN220653405U (en) | Mobile phone shell with NFC application module | |
| CN219918869U (en) | Portable photovoltaic module | |
| CN212461949U (en) | Novel battery pack | |
| CN216145708U (en) | Battery compartment end cover sealing structure | |
| CN220108158U (en) | Microphone receiver and pickup device | |
| CN218886007U (en) | High waterproof performance's coulomb meter | |
| CN219476851U (en) | Shell of battery replacement and battery replacement | |
| CN217444550U (en) | High strength sharing electric bicycle lithium ion battery system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 518000 R & D building 901, block a, building 7, Vanke Cloud City Phase I, Xingke 1st Street, Xili community, Xili street, Nanshan District, Shenzhen City, Guangdong Province (9th floor) Patentee after: SHENZHEN HAC TELECOM TECHNOLOGY Co.,Ltd. Address before: 6 / F, building 2, jiuxiangling new industrial zone, 4227 xilihu Road, Nanshan District, Shenzhen, Guangdong 518000 Patentee before: SHENZHEN HAC TELECOM TECHNOLOGY Co.,Ltd. |