CN204360374U - A kind of RS232/RS485 is two switches transformer station's integrated power supply supervising device - Google Patents
A kind of RS232/RS485 is two switches transformer station's integrated power supply supervising device Download PDFInfo
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- CN204360374U CN204360374U CN201520012792.4U CN201520012792U CN204360374U CN 204360374 U CN204360374 U CN 204360374U CN 201520012792 U CN201520012792 U CN 201520012792U CN 204360374 U CN204360374 U CN 204360374U
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- level circuits
- power supply
- transformer station
- integrated power
- supervising device
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Abstract
The utility model discloses a kind of RS232/RS485 two switching transformer station integrated power supply supervising device, comprise several 485 level circuits, 232 level circuits and dip-switch package, wherein, each 485 level circuits and 232 level circuits connect one to one a toggle switch of dip-switch package, and dip-switch package is installed on the outer end of transformer station's integrated power supply supervising device; Each 485 level circuits, 232 level circuits are respectively equipped with anti-lightning strike, anti-static module.The utility model can safely, carry out the switching of serial ports RS232 and RS485 fast; Without the need to device for opening bonnet, also do not need power-off, simple to operate, stop potential safety hazard, all provide more convenient, a safer operating environment to user and technician.
Description
Technical field
The utility model relates to a kind of RS232/RS485 two switching transformer station integrated power supply supervising device.
Background technology
In existing transformer station integrated power supply supervising device, containing multiple RS232, RS485 level, each RS232, RS485 need then to access terminal by the connection of wire jumper; Due to the difference of communication modes, often run into the situation being carried out by serial ports RS232 and RS485 switching, existing switching mode needs artificial opening power supervising device rear cover for case, manually changes the mutual conversion that jumper cap realizes two kinds of communication modes.
The necessary stopping device power supply in advance of this mode, troublesome poeration, easily causes electric shock accidents, and security is not high; Inconvenience and potential safety hazard is brought to engineering technical personnel.
Utility model content
The utility model is in order to solve the problem, propose a kind of RS232/RS485 two switching transformer station integrated power supply supervising device, when RS232 and RS485 switches by this device back and forth, without the need to device for opening bonnet, also power-off is not needed, this device also anti-lightning strike, electrostatic prevention and interference of anti-error code simultaneously, simple to operate, stop potential safety hazard, all provide more convenient, a safer mode of operation to user and technician.
To achieve these goals, the utility model adopts following technical scheme:
A kind of RS232/RS485 is two switches transformer station's integrated power supply supervising device, comprise several 485 level circuits, 232 level circuits and dip-switch package, wherein, each 485 level circuits and 232 level circuits connect one to one a toggle switch of dip-switch package, and dip-switch package is installed on the outer end of transformer station's integrated power supply supervising device; Each 485 level circuits, 232 level circuits are respectively equipped with anti-lightning strike, anti-static module.
Described 485 level circuits, comprise 485 control chips, pull-up resistor, pull down resistor and protection diode and thermistor, when occurring when being struck by lightning, and induction sustained overvoltage, thermistor temp is too high, and thermistor wire disconnects; Protection diode carries out antistatic protection, when instantaneous large-current passes through, after the pressure limiting of protection diode secondary, carries out antistatic protection; Pull-up resistor and pull down resistor, when signal is idle, filters undesired signal, prevent error code from operating.
Described 232 level circuits, comprise 232 control chips, matching capacitance and protection diode; Wherein protect diode to carry out antistatic protection, when instantaneous large-current passes through, after the pressure limiting of protection diode secondary, carry out antistatic protection.
Principle of work of the present utility model is: when being switched by serial ports RS232 and RS485, without the need to opening power supervising device rear cover for case, only needs to stir toggle switch, can carry out the switching of RS232 and RS485.
The beneficial effects of the utility model are:
(1) can safely, carry out the switching of serial ports RS232 and RS485 fast;
(2) without the need to device for opening bonnet, also power-off is not needed, simple to operate, stop potential safety hazard, all provide more convenient, a safer operating environment to user and technician.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of former substitute mode;
Fig. 2 is structural representation of the present utility model.
Fig. 3 is the utility model RS485 transformer station integrated power supply circuit interconnect pattern;
Fig. 4 is the utility model RS232 transformer station integrated power supply circuit interconnect pattern.
Embodiment:
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
As shown in Figure 1, run into the situation being carried out by serial ports RS232 and RS485 switching, switching mode originally needs artificial opening power supervising device rear cover for case, manually changes the mutual conversion that jumper cap realizes two kinds of communication modes.The necessary stopping device power supply in advance of this mode, troublesome poeration, easily causes electric shock accidents, and security is not high.Inconvenience and potential safety hazard is brought to engineering technical personnel.
As shown in Figure 2, a kind of RS232/RS485 is two switches transformer station's integrated power supply supervising device, comprise several 485 level, 232 level and dip-switch package, wherein, each 485 level and 232 level connect one to one a toggle switch of dip-switch package, and dip-switch package is installed on the outer end of transformer station's integrated power supply supervising device.
As shown in Figure 3; in transformer station's integrated power source apparatus circuit interconnect pattern; comprise 485 control chips, build-out resistor R54, R55, R76 and protection diode D16, D17 and RT1, RT2 thermistor; when occurring when being struck by lightning; induction sustained overvoltage RT1, RT2 temperature are too high, and thermistor wire disconnects.D16, D17 carry out antistatic protection, when instantaneous large-current passes through, after the pressure limiting of TVS1/2 pipe secondary, carry out antistatic protection to R-T unit.Pull-up resistor R55 and pull down resistor R54, when signal is idle, filters undesired signal, prevents error code from operating.
As shown in Figure 4, in transformer station's integrated power source apparatus circuit interconnect pattern, comprise 232 control chips, matching capacitance C43, C44, C45, C46 and protection diode D16, D17, TVS1/2.Wherein D16, D17 carry out antistatic protection, when instantaneous large-current passes through, after the pressure limiting of TVS1/2 pipe secondary, carry out antistatic protection to R-T unit.
Only switch need be pressed one of them just can easily RS232 and RS485 be switched back and forth, without the need to device for opening bonnet, also not need power-off, simple to operate, stop potential safety hazard, all provide more convenient, a safer mode of operation to user and technician.
By reference to the accompanying drawings embodiment of the present utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (3)
1. RS232/RS485 two switching transformer station integrated power supply supervising device, it is characterized in that: comprise several 485 level circuits, 232 level circuits and dip-switch package, wherein, each 485 level circuits and 232 level circuits connect one to one a toggle switch of dip-switch package, and dip-switch package is installed on the outer end of transformer station's integrated power supply supervising device; Each 485 level circuits, 232 level circuits are respectively equipped with anti-lightning strike, anti-static module.
2. a kind of RS232/RS485 as claimed in claim 1 is two switches transformer station's integrated power supply supervising device, it is characterized in that: described 485 level circuits, comprise 485 control chips, pull-up resistor, pull down resistor and protection diode and thermistor, when occurring when being struck by lightning, induction sustained overvoltage, thermistor temp is too high, and thermistor wire disconnects; Protection diode carries out antistatic protection, when instantaneous large-current passes through, after the pressure limiting of protection diode secondary, carries out antistatic protection; Pull-up resistor and pull down resistor, when signal is idle, filters undesired signal, prevent error code from operating.
3. a kind of RS232/RS485 as claimed in claim 1 is two switches transformer station's integrated power supply supervising device, it is characterized in that: described 232 level circuits, comprises 232 control chips, matching capacitance and protection diode; Wherein protect diode to carry out antistatic protection, when instantaneous large-current passes through, after the pressure limiting of protection diode secondary, carry out antistatic protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520012792.4U CN204360374U (en) | 2015-01-07 | 2015-01-07 | A kind of RS232/RS485 is two switches transformer station's integrated power supply supervising device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520012792.4U CN204360374U (en) | 2015-01-07 | 2015-01-07 | A kind of RS232/RS485 is two switches transformer station's integrated power supply supervising device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204360374U true CN204360374U (en) | 2015-05-27 |
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| CN201520012792.4U Active CN204360374U (en) | 2015-01-07 | 2015-01-07 | A kind of RS232/RS485 is two switches transformer station's integrated power supply supervising device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106549492A (en) * | 2015-09-23 | 2017-03-29 | 张永新 | A kind of electronics watch alarm |
| CN107678998A (en) * | 2017-10-12 | 2018-02-09 | 上海宽域工业网络设备有限公司 | A kind of external serial server of toggle switch |
| CN109698710A (en) * | 2017-10-20 | 2019-04-30 | 中国航天科工飞航技术研究院动力供应站 | Data transmission terminal based on LoRa and the communication system with it |
-
2015
- 2015-01-07 CN CN201520012792.4U patent/CN204360374U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106549492A (en) * | 2015-09-23 | 2017-03-29 | 张永新 | A kind of electronics watch alarm |
| CN107678998A (en) * | 2017-10-12 | 2018-02-09 | 上海宽域工业网络设备有限公司 | A kind of external serial server of toggle switch |
| CN107678998B (en) * | 2017-10-12 | 2019-10-15 | 上海宽域工业网络设备有限公司 | A kind of external serial server of toggle switch |
| CN109698710A (en) * | 2017-10-20 | 2019-04-30 | 中国航天科工飞航技术研究院动力供应站 | Data transmission terminal based on LoRa and the communication system with it |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 250101 Electric Power Intelligent Robot Production Project 101 in Jinan City, Shandong Province, South of Feiyue Avenue and East of No. 26 Road (ICT Industrial Park) Patentee after: National Network Intelligent Technology Co., Ltd. Address before: 250101 Shandong city of Ji'nan province high tech Zone (Lixia District) Xinluo Avenue No. 2008 silver bearing building B block 626 Patentee before: Shandong Luneng Intelligent Technology Co., Ltd. |
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| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201216 Address after: Room 902, 9 / F, block B, Yinhe building, 2008 Xinluo street, hi tech Zone, Jinan City, Shandong Province Patentee after: Shandong Luneng Software Technology Co.,Ltd. intelligent electrical branch Address before: 250101 power intelligent robot production project 101 south of Feiyue Avenue and east of No.26 Road (in ICT Industrial Park) in Suncun District of Gaoxin, Jinan City, Shandong Province Patentee before: National Network Intelligent Technology Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 902, 9 / F, block B, Yinhe building, 2008 Xinluo street, hi tech Zone, Jinan City, Shandong Province Patentee after: Shandong luruan Digital Technology Co.,Ltd. smart energy branch Address before: Room 902, 9 / F, block B, Yinhe building, 2008 Xinluo street, hi tech Zone, Jinan City, Shandong Province Patentee before: Shandong Luneng Software Technology Co.,Ltd. intelligent electrical branch |
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| CP01 | Change in the name or title of a patent holder |