CN214850615U - Device for supplying power to CPE and small base station - Google Patents
Device for supplying power to CPE and small base station Download PDFInfo
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- CN214850615U CN214850615U CN202120620311.3U CN202120620311U CN214850615U CN 214850615 U CN214850615 U CN 214850615U CN 202120620311 U CN202120620311 U CN 202120620311U CN 214850615 U CN214850615 U CN 214850615U
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- battery module
- power supply
- circuit board
- bracket
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a device for supplying power to CPE and small base stations, which comprises a main body upper cover, a main circuit board bracket, a main circuit board, a battery module bracket, a battery module and a main body lower cover; the main circuit board is arranged on the main circuit board bracket; the battery module is arranged on the battery module bracket; the battery module bracket is arranged on the lower cover of the main body; the main circuit board bracket is arranged on the battery module bracket; an electronic wire is connected between the battery module and the main circuit board; the main body upper cover and the main body lower cover are fixed together through a clamping position and a screw to form a box body; the utility model discloses an improve current adapter or DC power supply, increase backup battery and charge protection circuit and power path management circuit, let it possess reserve power supply ability, can automatic switch to the backup battery power supply under the condition of external power source outage, let the indoor, outdoor CPE that relies on this power supply unit power supply, little basic station can often work.
Description
Technical Field
The utility model relates to a 4G, 5G equipment field, concretely relates to device for CPE and little basic station power supply.
Background
With the maturity and popularization of the 5G technology, more and more mobile width products are released, especially indoor and outdoor CPE and small base stations, and these products enable the network coverage to be more comprehensive, enable the user to access more conveniently, and enable the internet access speed to be faster. However, these devices are mainly powered by an adapter or a dc power supply to the mains supply, and there is no backup power supply device, and once there are various natural disasters or mains supply power failure caused by factors, these devices cannot work, which may result in that all terminal devices relying on these devices to communicate with other devices or the internet cannot normally communicate, including IOT devices and monitoring devices that need to upload data in real time, and at this time, the devices will bring great influence to people's life and production, and even emergency calls cannot be dialed out.
Disclosure of Invention
The utility model aims to solve the technical problem that a device for CPE and little basic station power supply is provided, through improving current adapter or DC power supply, increase stand-by battery and charge protection circuit and power path management circuit on its basis, let it possess reserve power supply ability, can the automatic switch-over to stand-by battery power supply under the condition of external power supply outage, let the indoor, outdoor CPE that relies on this power supply unit power supply, little basic station can often work.
The utility model discloses the device of supplying power for CPE and little basic station realizes through following technical scheme: the battery module comprises a main body upper cover, a main circuit board bracket, a main circuit board, a battery module bracket, a battery module and a main body lower cover;
the main circuit board is arranged on the main circuit board bracket; the battery module is arranged on the battery module bracket; the battery module bracket is arranged on the lower cover of the main body; the main circuit board bracket is arranged on the battery module bracket; an electronic wire is connected between the battery module and the main circuit board; the main body upper cover and the main body lower cover are fixed together through a clamping position and a screw to form a box body;
main circuit board includes AC input interface, rectifier circuit, 48V step-down circuit, charging circuit, battery protection circuit, battery module interface, power route management circuit, 5V step-down circuit, 12V step-down circuit, direct current 12V output interface, direct current 48V output interface, POE power supply output interface, direct current 5V output interface.
Preferably, the POE power output interface includes an RJ45 network port without a power supply and an RJ45 network port with a power output.
As a preferred technical scheme, the alternating current input interface is connected with commercial power; the other side of the alternating current input interface is connected with a rectifying circuit; the other side of the rectifying circuit is connected with a 48V voltage reduction circuit; the 48V voltage reduction circuit is respectively connected with the input ends of the charging circuit and the power supply path management circuit; the charging circuit is connected with the charging protection circuit; the charging protection circuit is respectively connected with the battery module interface and the input end of the power path management circuit; the battery module interface is connected with the battery module through an electronic wire.
As a preferred technical scheme, the output ends of the power supply path management circuits are respectively connected with the 5V voltage reduction circuit; the 5V voltage reduction circuit is connected with the direct current 5V output interface.
As a preferred technical scheme, the output end of the power supply path management circuit is simultaneously connected with the 12V voltage reduction circuit; the 12V voltage reduction circuit is connected with the direct current 12V output interface.
As a preferred technical solution, the output end of the power path management circuit is connected to the dc 48V output interface and the POE power supply output interface at the same time.
The utility model has the advantages that: through improving current adapter or DC power supply, increase stand-by battery and protection device and power path management circuit that charges on its basis, let it possess reserve power supply ability, can automatic switch over the stand-by battery power supply under the circumstances of external power outage, let the indoor, outdoor CPE that rely on this power supply unit power supply, little basic station can often work.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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, 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 these drawings without creative efforts.
Fig. 1 is a cross-sectional view of the apparatus of the present invention for powering CPE and small base stations;
fig. 2 is a circuit block diagram of the main board of the device for supplying power to the CPE and the small base station according to the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The use of terms herein such as "upper," "above," "lower," "below," and the like in describing relative spatial positions is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; 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.
As shown in fig. 1 and 2, the device for supplying power to CPE and small base station of the present invention comprises a main body upper cover 1, a main circuit board bracket 2, a main circuit board 3, a battery module bracket 4, a battery module 5, and a main body lower cover 6;
the main circuit board 3 is arranged on the main circuit board bracket 2; the battery module 5 is arranged on the battery module bracket 4; the battery module bracket 4 is arranged on the lower cover 6 of the main body; the main circuit board bracket 2 is arranged on the battery module bracket 4; an electronic wire is connected between the battery module 5 and the main circuit board 3; the main body upper cover 1 and the main body lower cover 6 are fixed together through a clamping position and a screw to form a box body;
the main circuit board 3 includes an ac input interface 301, a rectifying circuit 302, a 48V step-down circuit 303, a charging circuit 304, a battery protection circuit 305, a battery module interface 306, a power path management circuit 307, a 5V step-down circuit 308, a 12V step-down circuit 309, a dc 12V output interface 310, a dc 48V output interface 311, a POE power supply output interface 313, and a dc 5V output interface 313.
In this embodiment, the POE power output interface 313 includes an RJ45 network port without power supply and an RJ45 network port with power output.
In this embodiment, the ac input interface 301 is connected to the commercial power; the other side of the alternating current input interface 301 is connected with a rectifying circuit 302, and alternating current is converted into direct current through the rectifying circuit 302; the other side of the rectifying circuit 302 is connected with a 48V voltage reduction circuit 303, and the direct current is converted into a 48V constant-voltage current source through the voltage reduction circuit 303; the 48V step-down circuit 303 is connected to the input terminals of the charging circuit 304 and the power supply path management circuit 307, respectively; the charging circuit 304 is connected to the charging protection circuit 305; the charging protection circuit 305 is connected to the battery module interface 306 and the input end of the power path management circuit 307 respectively; the battery module interface 306 is connected to the battery module 5 through an electronic wire.
In this embodiment, the 48V constant voltage current outputted from the 48V voltage step-down circuit 303 charges the battery module connected to the battery module interface 306 through the charging circuit 304 and the battery protection circuit 305, and stops charging when the charging circuit 304 detects that the battery is fully charged.
In this embodiment, the power supply path management circuit 307 functions to detect in real time whether or not a 48V constant voltage current source is input, and if the power supply has an input, preferentially takes the 48V constant voltage current source as its output power supply. If not, it indicates that there is a power failure in the external city, and at this time, the circuit uses the output of the battery module as its output power source, and during this period, the power path management circuit 307 continues to actually measure whether there is a 48V constant voltage current source input, and if there is an input of the power source, it takes the 48V constant voltage current source as its output power source preferentially, and the output of the battery module is no longer used as the power source input source, and the output port of the power path management circuit 307 is disconnected.
In this embodiment, the output end of the power path management circuit 307 is connected to the 5V step-down circuit 308, and the output power of the power path management circuit 307 is converted into a 5V constant current power supply by the circuit; the 5V step-down circuit 308 is connected to the dc 5V output interface 313, and supplies a 5V regulated power supply to the external portable device via the output terminal.
In this embodiment, the output terminal of the power path management circuit 307 is connected to the 12V step-down circuit 309, and the output power of the power path management circuit 307 is converted into a 12V constant current power supply by the circuit; the 12V step-down circuit 309 is connected to the dc 12V output interface 310, and provides a 12V regulated power supply to external devices, such as an indoor CPE, an indoor unit part of an outdoor CPE, an indoor router, etc., through the output terminal.
In this embodiment, the output end of the power path management circuit 307 is connected to the power line of a connection terminal of an RJ45 network port with power output in the POE power output interface 312, so as to provide a 48V dc power supply to the port, which makes the power supply device become a power supply end device in the POE system, and the port supplies power to a power receiving end device (indoor or outdoor CPE with POE power supply) in the POE system through the network; a signal wire of a connecting terminal of an RJ45 network port without a power supply in the POE power supply output interface 312 is connected with a signal wire of a connecting terminal of an RJ45 network port with a power supply output in the interface in a one-to-one correspondence manner according to a positive sequence; if the indoor CPE and the outdoor CPE are provided with indoor extension sets (wireless networks which are used for converting wired networks into WIFI modes), the indoor extension sets can be connected with an RJ45 network port without a power supply in the POE power supply output interface through network cables; if the indoor CPE and the outdoor CPE are not provided with the indoor extension, an RJ45 network port without a power supply in the POE power supply output interface can be connected with other network equipment; the output end of the power path management circuit 307 is connected 311 with the direct current 48V output interface, and supplies power to the indoor or outdoor small base station through the port; according to the mode, the device has the capability of continuously supplying power to indoor and outdoor CPE (customer premise equipment), small base stations and even other portable equipment after the mains supply is powered off, so that the equipment is not influenced by power failure.
The utility model has the advantages that: through improving current adapter or DC power supply, increase stand-by battery and protection circuit and power route management circuit that charges on its basis, let it possess reserve power supply ability, can automatic switch over the stand-by battery power supply under the circumstances of external power outage, let the indoor, outdoor CPE that rely on this power supply unit power supply, little basic station can often work.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (6)
1. A device for supplying power to CPE and small base stations is characterized in that: the battery module comprises a main body upper cover, a main circuit board bracket, a main circuit board, a battery module bracket, a battery module and a main body lower cover;
the main circuit board is arranged on the main circuit board bracket; the battery module is arranged on the battery module bracket; the battery module bracket is arranged on the lower cover of the main body; the main circuit board bracket is arranged on the battery module bracket; an electronic wire is connected between the battery module and the main circuit board; the main body upper cover and the main body lower cover are fixed together through a clamping position and a screw to form a box body;
the main circuit board comprises an alternating current input interface, a rectifying circuit, a 48V voltage reduction circuit, a charging circuit, a battery protection circuit, a battery module interface, a power path management circuit, a 5V voltage reduction circuit, a 12V voltage reduction circuit, a direct current 12V output interface, a direct current 48V output interface, a POE power supply output interface and a direct current 5V output interface.
2. The apparatus of claim 1, wherein the apparatus is further configured to: the POE power supply output interface comprises an RJ45 network port without a power supply and an RJ45 network port with a power supply output.
3. The apparatus of claim 1, wherein the apparatus is further configured to: the alternating current input interface is connected with commercial power; the other side of the alternating current input interface is connected with a rectifying circuit; the other side of the rectifying circuit is connected with a 48V voltage reduction circuit; the 48V voltage reduction circuit is respectively connected with the input ends of the charging circuit and the power supply path management circuit; the charging circuit is connected with the charging protection circuit; the charging protection circuit is respectively connected with the battery module interface and the input end of the power path management circuit; the battery module interface is connected with the battery module through an electronic wire.
4. The apparatus of claim 1, wherein the apparatus is further configured to: the output end of the power supply path management circuit is respectively connected with the 5V voltage reduction circuit; the 5V voltage reduction circuit is connected with the direct current 5V output interface.
5. The apparatus of claim 1, wherein the apparatus is further configured to: the output end of the power supply path management circuit is simultaneously connected with the 12V voltage reduction circuit; the 12V voltage reduction circuit is connected with the direct current 12V output interface.
6. The apparatus of claim 1, wherein the apparatus is further configured to: and the output end of the power supply path management circuit is simultaneously connected with the direct current 48V output interface and the POE power supply output interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120620311.3U CN214850615U (en) | 2021-03-26 | 2021-03-26 | Device for supplying power to CPE and small base station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120620311.3U CN214850615U (en) | 2021-03-26 | 2021-03-26 | Device for supplying power to CPE and small base station |
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| CN214850615U true CN214850615U (en) | 2021-11-23 |
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| CN202120620311.3U Active CN214850615U (en) | 2021-03-26 | 2021-03-26 | Device for supplying power to CPE and small base station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118337543A (en) * | 2024-02-23 | 2024-07-12 | 广州通则康威科技股份有限公司 | 5G-CPE power supply system and control method |
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2021
- 2021-03-26 CN CN202120620311.3U patent/CN214850615U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118337543A (en) * | 2024-02-23 | 2024-07-12 | 广州通则康威科技股份有限公司 | 5G-CPE power supply system and control method |
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