CN213461227U - Power module for supplying power to intelligent system of hotel - Google Patents
Power module for supplying power to intelligent system of hotel Download PDFInfo
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- CN213461227U CN213461227U CN202022487610.2U CN202022487610U CN213461227U CN 213461227 U CN213461227 U CN 213461227U CN 202022487610 U CN202022487610 U CN 202022487610U CN 213461227 U CN213461227 U CN 213461227U
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Abstract
The utility model relates to a power module for being power supply for hotel's intelligent system, including the power supply box, be provided with first electric quantity display on the power supply box, manual change over switch, first power indicator, second power indicator, alternating current power supply interface, first electric energy output interface and second electric energy output interface, be provided with the controller in the power supply box, the rectifier, first DC/DC converter, second DC/DC converter, first voltage sensor, first electric quantity sensor, first relay, main battery and auxiliary battery, whether normal through the alternating current of first voltage sensor detection, when the alternating current is normal, provide electric energy by the alternating current, when the alternating current is abnormal, provide electric energy by main battery or auxiliary battery, wherein, if main battery electric quantity is sufficient, then select main battery to provide electric energy through manual change over switch, otherwise, the auxiliary storage battery is selected to provide electric energy through the manual change-over switch, and the power supply reliability is improved.
Description
Technical Field
The utility model relates to a power module for being hotel's intelligent system power supply.
Background
At present, in order to improve the efficiency and the degree of intelligence of hotel management, more and more hotels use hotel intelligent systems to manage the hotels. Because the reliable operation of the hotel management system is determined by the power supply of the hotel intelligent system, the reliable power supply of the hotel intelligent system is very important.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a power module for being hotel's intelligent system power supply.
The technical scheme of the utility model includes:
a power supply module for supplying power to an intelligent system of a hotel comprises a power supply box body, wherein the power supply box body comprises a top plate, a bottom plate, a left side plate, a right side plate, a front side plate and a rear side plate, a first electric quantity display, a manual change-over switch, a first power indicator lamp and a second power indicator lamp are arranged on the top plate, an alternating current power supply interface is arranged on the left side plate, a first electric energy output interface and a second electric energy output interface are arranged on the right side plate, and the alternating current power supply interface is used for being connected with external alternating current;
the manual change-over switch comprises a first input end, a second input end and an output end, and the output end of the manual change-over switch can be selectively conducted with the first input end or the second input end;
the power supply box body is internally provided with a controller, a rectifier, a first DC/DC converter, a second DC/DC converter, a first voltage sensor, a first electric quantity sensor, a first relay, a main storage battery and an auxiliary storage battery; the first relay comprises a first control coil, a first normally open contact switch and a first normally closed contact switch;
the alternating current power supply interface is connected with the alternating current side of the rectifier, the direct current side of the rectifier is connected with the input end of the first normally closed contact switch through the first power indicator lamp, and the output end of the first normally closed contact switch is connected with the input ends of the first DC/DC converter and the second DC/DC converter; the power supply end of the main storage battery is connected with a first input end of the manual switch, the power supply end of the auxiliary storage battery is connected with a second input end of the manual switch, the output end of the manual switch is connected with the input end of the first normally open contact switch through the second power indicator lamp, and the output end of the first normally open contact switch is connected with the input ends of the first DC/DC converter and the second DC/DC converter; the output end of the first DC/DC converter is connected with the first electric energy output interface, and the output end of the second DC/DC converter is connected with the second electric energy output interface;
the first voltage sensor is arranged on the direct current side of the rectifier and used for detecting whether voltage exists on the direct current side of the rectifier; the first electric quantity sensor is arranged at the power supply end of the main storage battery and used for detecting the electric quantity of the main storage battery;
the signal output ends of the first voltage sensor and the first electric quantity sensor are connected with the signal input end of the controller, and the signal output end of the controller is connected with the first electric quantity display and the first control coil.
Preferably, still be provided with the second electric quantity display on the roof, the feeder ear of supplementary battery is provided with second electric quantity sensor, the signal output part of second electric quantity sensor connects the signal input part of controller, the signal output part of controller connects the second electric quantity display.
Preferably, still be provided with manual charge switch on the roof, the direct current side of rectifier is connected manual charge switch's input, manual charge switch's output is through first branch connection that charges the main battery, charges through the second branch connection that charges the auxiliary battery.
Preferably, an insulating rubber layer is adhered to the lower part of the power supply box body.
The utility model has the advantages that: the controller controls the first relay according to whether voltage exists on the direct current side of the rectifier or not, when the direct current side of the rectifier has the voltage, the first normally closed contact switch is controlled to be closed, the first normally open contact switch is controlled to be opened, and therefore alternating current power supply is achieved, when the direct current side of the rectifier does not have the voltage, the alternating current power supply fault is achieved, the first normally closed contact switch is controlled to be opened, the first normally open contact switch is controlled to be closed, the main storage battery is enabled to supply power, and power supply reliability is improved; the power supply system is provided with two storage batteries, the first electric quantity sensor detects the electric quantity of the main storage battery, the first electric quantity display displays the electric quantity of the main storage battery, when the electric quantity of the main storage battery is insufficient, the auxiliary storage battery is switched to supply power through the manual change-over switch, even if the alternating current power supply fails and the main storage battery is insufficient in power supply, the auxiliary storage battery can be used for continuously supplying electric energy, and the power supply reliability is further improved; the first DC/DC converter and the second DC/DC converter are arranged, so that two different voltage outputs can be met, the power supply requirement of the hotel intelligent system is further met, and the power supply reliability is improved; the first power indicator lamp and the second power indicator lamp realize indication of two paths of power supply.
Drawings
FIG. 1 is a schematic external view of a power module for powering a hotel intelligence system;
FIG. 2 is a circuit diagram of a power module for powering hotel intelligence systems;
figure 3 is a control schematic diagram of a power module for powering hotel intelligence systems.
Detailed Description
This embodiment provides a power module for being hotel's intelligent system power supply, as shown in fig. 1, including power supply box 1, power supply box 1 is the cuboid structure, including roof, bottom plate, left side board, right side board, preceding curb plate and posterior lateral plate. It should be understood that the six panels are made of metal or plastic according to actual requirements. Moreover, the sizes of the six panels are also set by actual requirements.
The top plate is provided with a first electric quantity display 2, a manual change-over switch 3, a first power indicator lamp 4 and a second power indicator lamp 5. The first electric quantity display 2 is used for displaying the electric quantity of the main storage battery 18, and may be of a pointer type or a digital type. The manual switch 3 includes a first input terminal, a second input terminal and an output terminal, the output terminal of the manual switch 3 can be selectively conducted with the first input terminal or the second input terminal, and the manual switch 3 can be a conventional manual double-throw switch. The first power indicator light 4 and the second power indicator light 5 may be conventional LED lights, which may be of different colors for the purpose of differentiation, such as: one is a red color lamp and the other is a green color lamp. It will be appreciated that the positions of the first power indicator 2, the manual switch 3, the first power indicator light 4 and the second power indicator light 5 on the top panel are determined by actual requirements.
The left side plate is provided with an alternating current power supply interface 8, and the right side plate is provided with a first electric energy output interface 9 and a second electric energy output interface 10. The ac power supply interface 8 is used for connecting an external ac power, such as a single-phase ac power or a three-phase ac power, the specific type of the ac power supply interface 8 is set according to actual needs, and the setting position on the left side plate is determined according to the actual needs. The first electric energy output interface 9 and the second electric energy output interface 10 are two electric energy output interfaces, the types of the interfaces are set according to actual needs, the setting positions of the two interfaces on the right side plate are determined according to the actual needs, and the two interfaces are used for providing two different voltages for the hotel intelligent system.
In this embodiment, the insulating rubber layer 11 is pasted below the power supply box body 1, so that the placing is convenient, the impact is reduced, a certain insulating effect can be realized, and the safety is improved.
The power supply case 1 is provided therein with a controller 12, a rectifier 13, a first DC/DC converter 14, a second DC/DC converter 15, a first voltage sensor 16, a first electric quantity sensor 17, a first relay, a main battery 18, and an auxiliary battery 19. The controller 12 may be a conventional control chip, such as a conventional single chip, a Micro Controller Unit (MCU), a PLC, etc. The single chip microcomputer can be a common single chip microcomputer with a 51-structure, such as an AT89CXX series, a baiAT89Sxx series, an AT89C20 series (20 pins) and the like of Atmel. The rectifier 13 may be a conventional ac to dc device, and the voltage output from the dc side of the rectifier 13 needs to match the voltages of the main battery 18 and the auxiliary battery 19. The first DC/DC converter 14 and the second DC/DC converter 15 may be conventional DC-to-DC conversion devices, may be voltage boosting devices, may be voltage reducing devices, and may be selected according to actual needs, and the first DC/DC converter 14 and the second DC/DC converter 15 may be different DC/DC converters, that is, the DC voltages output by the first DC/DC converter 14 and the second DC/DC converter 15 are different. The first voltage sensor 16 is disposed on the dc side of the rectifier 13 for detecting whether there is a voltage on the dc side of the rectifier 13, and may be a conventional dc voltage detecting device. A first charge sensor 17 is provided at a power supply terminal of the main battery 18 for detecting the charge of the main battery 18, and the first charge sensor 17 may be a conventional state of charge detection device (i.e., SOC sensor). The first relay includes a first control coil 20, a first normally open contact switch 21, and a first normally closed contact switch 22. The main accumulator 18 and the auxiliary accumulator 19 can be both conventional energy storage devices, the capacity and the output voltage are set by actual needs, and the main accumulator 18 and the auxiliary accumulator 19 can be the same accumulator (i.e. accumulators with the same electrical parameters), such as: the two lithium ion energy storage batteries are the same.
As shown in fig. 2, the ac power supply interface 8 is connected to the ac side of the rectifier 13, the DC side of the rectifier 13 is connected to the input terminal of the first normally closed contact switch 22 through the first power indicator 4, and the output terminal of the first normally closed contact switch 22 is connected to the input terminals of the first DC/DC converter 14 and the second DC/DC converter 15. The power supply end of the main storage battery 18 is connected with the first input end of the manual change-over switch 3, the power supply end of the auxiliary storage battery 19 is connected with the second input end of the manual change-over switch 3, the output end of the manual change-over switch 3 is connected with the input end of the first normally-open contact switch 21 through the second power indicator lamp 5, and the output end of the first normally-open contact switch 21 is connected with the input ends of the first DC/DC converter 14 and the second DC/DC converter 15. The output end of the first DC/DC converter 14 is connected to the first power output interface 9, and the output end of the second DC/DC converter 15 is connected to the second power output interface 10.
As shown in fig. 3, the signal outputs of the first voltage sensor 16 and the first electric quantity sensor 17 are connected to the signal inputs of the controller 12, and the signal output of the controller 12 is connected to the first electric quantity display 2 and the first control coil 20. The connection mode between the controller 12 and the first control coil 20 belongs to the prior art, for example, the signal output end of the controller 12 is connected to one end of the first control coil 20, and the other end of the first control coil 20 is grounded.
In this embodiment, in order to detect the electric quantity of the auxiliary storage battery 19, the power supply terminal of the auxiliary storage battery 19 is provided with a second electric quantity sensor 23, correspondingly, a second electric quantity display 6 is further provided on the top plate for displaying the electric quantity of the auxiliary storage battery 19, and the setting position of the second electric quantity display 6 on the top plate is determined by actual needs. The signal output end of the second electric quantity sensor 23 is connected with the signal input end of the controller 12, and the signal output end of the controller 12 is connected with the second electric quantity display 6.
In order to charge the main battery 18 and the auxiliary battery 19, the top plate is also provided with a manual charging switch 7, and the manual charging switch 7 can be a conventional rocker switch, and the arrangement position of the manual charging switch on the top plate is determined by actual needs. The direct current side of the rectifier 13 is connected with the input end of the manual charging switch 7, the output end of the manual charging switch 7 is connected with the power supply end of the main storage battery 18 through a first charging branch circuit, and is connected with the power supply end of the auxiliary storage battery 19 through a second charging branch circuit. The staff can know the electric quantity of the main storage battery 18 and the electric quantity of the auxiliary storage battery 19 through the first electric quantity display 2 and the second electric quantity display 6, and when the electric quantity is insufficient, the staff manually operates the manual charging switch 7 to charge the main storage battery 18 and the auxiliary storage battery 19. As other embodiments, a dedicated charging line (i.e. the input power source of the dedicated charging line is specially configured) may be specially connected to charge the main battery 18 and the auxiliary battery 19, or the main battery 18 and the auxiliary battery 19 are manually detached and then the main battery 18 and the auxiliary battery 19 are manually charged. It should be understood that the main battery 18 and the auxiliary battery 19 may be selected from large capacity lithium ion batteries in order to reduce the charging frequency of the main battery 18 and the auxiliary battery 19.
It should be understood that the power supply of the power utilization devices such as the controller 12, the first voltage sensor 16, the first power sensor 17, the second power sensor 23, the first power display 2, the second power display 6, etc. may be provided by other specially arranged power supply sources, and may also be provided by the main battery 18 or the auxiliary battery 19.
The alternating current power supply interface 8 is connected with alternating current, and the hotel intelligent system is connected with the first DC/DC converter 14 and/or the second DC/DC converter 15 according to the requirement.
The first voltage sensor 16 detects whether the direct current side of the rectifier 13 has voltage, that is, detects whether the accessed alternating current is normal, when the direct current side of the rectifier 13 has voltage, that is, the accessed alternating current is normal, the controller 12 controls the first control coil 20 to lose power, the first normally open contact switch 21 is opened, the first normally closed contact switch 22 is closed, and the voltage output by the direct current side of the rectifier 13 is output to the first DC/DC converter 14 and the second DC/DC converter 15 through the first power indicator 4 and the first normally closed contact switch 22. When there is no voltage on the dc side of the rectifier 13, i.e. there is a fault in the ac power, the controller 12 controls the first control coil 20 to be powered, the first normally closed contact switch 22 is opened, the first normally open contact switch 21 is closed, and the ac power is no longer supplied. The first electric quantity sensor 17 detects the electric quantity of the main storage battery 18, when the electric quantity of the main storage battery 18 is sufficient, the manual change-over switch 3 is manually operated to change over to the main storage battery 18, and then the electric energy of the main storage battery 18 is output to the first DC/DC converter 14 and the second DC/DC converter 15 through the second power indicator lamp 5 and the first normally open contact switch 21; when the main battery 18 is short of charge, the manual changeover switch 3 is manually operated to change over to the auxiliary battery 19, and then the electric power of the auxiliary battery 19 is output to the first DC/DC converter 14 and the second DC/DC converter 15 through the second power indicator lamp 5 and the first normally open contact switch 21.
It should be understood that the present application protects a hardware architecture for a power module for powering a hotel intelligence system, where the control strategies involved are all conventional control strategies, the power module for powering a hotel intelligence system protected by the present application only utilizes existing control strategies, and the power module for powering a hotel intelligence system protected by the present application is not constrained by these control strategies.
Claims (4)
1. A power supply module for supplying power to an intelligent system of a hotel is characterized by comprising a power supply box body, wherein the power supply box body comprises a top plate, a bottom plate, a left side plate, a right side plate, a front side plate and a rear side plate, a first electric quantity display, a manual change-over switch, a first power indicator lamp and a second power indicator lamp are arranged on the top plate, an alternating current power supply interface is arranged on the left side plate, a first electric energy output interface and a second electric energy output interface are arranged on the right side plate, and the alternating current power supply interface is used for being connected with external alternating current;
the manual change-over switch comprises a first input end, a second input end and an output end, and the output end of the manual change-over switch can be selectively conducted with the first input end or the second input end;
the power supply box body is internally provided with a controller, a rectifier, a first DC/DC converter, a second DC/DC converter, a first voltage sensor, a first electric quantity sensor, a first relay, a main storage battery and an auxiliary storage battery; the first relay comprises a first control coil, a first normally open contact switch and a first normally closed contact switch;
the alternating current power supply interface is connected with the alternating current side of the rectifier, the direct current side of the rectifier is connected with the input end of the first normally closed contact switch through the first power indicator lamp, and the output end of the first normally closed contact switch is connected with the input ends of the first DC/DC converter and the second DC/DC converter; the power supply end of the main storage battery is connected with a first input end of the manual switch, the power supply end of the auxiliary storage battery is connected with a second input end of the manual switch, the output end of the manual switch is connected with the input end of the first normally open contact switch through the second power indicator lamp, and the output end of the first normally open contact switch is connected with the input ends of the first DC/DC converter and the second DC/DC converter; the output end of the first DC/DC converter is connected with the first electric energy output interface, and the output end of the second DC/DC converter is connected with the second electric energy output interface;
the first voltage sensor is arranged on the direct current side of the rectifier and used for detecting whether voltage exists on the direct current side of the rectifier; the first electric quantity sensor is arranged at the power supply end of the main storage battery and used for detecting the electric quantity of the main storage battery;
the signal output ends of the first voltage sensor and the first electric quantity sensor are connected with the signal input end of the controller, and the signal output end of the controller is connected with the first electric quantity display and the first control coil.
2. The power module for supplying power to the intelligent system of the hotel according to claim 1, wherein a second power display is further disposed on the top plate, a second power sensor is disposed at the power supply end of the auxiliary battery, the signal output end of the second power sensor is connected to the signal input end of the controller, and the signal output end of the controller is connected to the second power display.
3. The power module for supplying power to intelligent systems of hotels according to claim 1, wherein a manual charging switch is further disposed on the top plate, an input end of the manual charging switch is connected to a direct current side of the rectifier, an output end of the manual charging switch is connected to the main storage battery through a first charging branch, and the auxiliary storage battery is connected to the auxiliary storage battery through a second charging branch.
4. The power module for supplying power to the intelligent system of the hotel as recited in claim 1, wherein an insulating rubber layer is adhered to the lower side of the power box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022487610.2U CN213461227U (en) | 2020-11-02 | 2020-11-02 | Power module for supplying power to intelligent system of hotel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022487610.2U CN213461227U (en) | 2020-11-02 | 2020-11-02 | Power module for supplying power to intelligent system of hotel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213461227U true CN213461227U (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022487610.2U Expired - Fee Related CN213461227U (en) | 2020-11-02 | 2020-11-02 | Power module for supplying power to intelligent system of hotel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213461227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113794262A (en) * | 2021-10-19 | 2021-12-14 | 国网湖北省电力有限公司咸宁供电公司 | Intelligent mobile power box with monitoring and self-checking functions |
-
2020
- 2020-11-02 CN CN202022487610.2U patent/CN213461227U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113794262A (en) * | 2021-10-19 | 2021-12-14 | 国网湖北省电力有限公司咸宁供电公司 | Intelligent mobile power box with monitoring and self-checking functions |
| CN113794262B (en) * | 2021-10-19 | 2024-05-03 | 国网湖北省电力有限公司咸宁供电公司 | Intelligent mobile power box with monitoring and self-checking functions |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210615 Termination date: 20211102 |