CN209963484U - Hot plug type power distribution terminal - Google Patents
Hot plug type power distribution terminal Download PDFInfo
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- CN209963484U CN209963484U CN201920655095.9U CN201920655095U CN209963484U CN 209963484 U CN209963484 U CN 209963484U CN 201920655095 U CN201920655095 U CN 201920655095U CN 209963484 U CN209963484 U CN 209963484U
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Abstract
The utility model provides a hot plug type power distribution terminal, which comprises a base and a power distribution terminal main body, wherein the base is connected with the power distribution terminal main body in an inserting way; the base comprises a first shell and a first circuit board, wherein the first circuit board is provided with a first plug connector and at least one interface connected with the first plug connector; the power distribution terminal main body comprises a second shell and a second circuit board; the second circuit board is provided with a second plug connector; the power distribution terminal main body is connected with the first plug connector of the base in a plugging mode through the second plug connector. The utility model discloses hot plug formula distribution terminal, distribution terminal main part and base plug-in connection, distribution terminal main part can directly carry out the hot plug operation, and the installation is maintained conveniently, when distribution terminal breaks down, can directly change, need not cut off power supply with switch board drawer switch major loop, reduces the maintenance cost to inside the terminal with fault range control, do not influence the user power consumption, raise the efficiency.
Description
Technical Field
The utility model belongs to the technical field of high-low voltage distribution equipment, concretely relates to hot plug formula distribution terminal.
Background
At present, can install distribution terminal on some switch boards or switch board panel and drawer switch unit panel in the switch board, be used for distribution parameter to show or circuit breaker control, and traditional distribution terminal formula structure as an organic whole usually, when needs are maintained, need to break off power with drawer switch unit major loop in the switch board, and extract drawer switch unit, cut off the major loop, then pull down distribution terminal's connecting wire one by one, thereby cause the power supply to break off, influence the user and use, also have the inconvenient problem of installation maintenance simultaneously, influence work efficiency. Therefore, in order to solve the above problems, it is necessary to provide a hot plug type power distribution terminal.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect among the prior art, provide a hot plug formula distribution terminal, realize pegging graft fast, the installation is maintained conveniently, can not cause the power supply to break off, can not influence the user and use.
In order to achieve the above object, an embodiment of the present invention provides a hot plug type power distribution terminal, which includes a base and a power distribution terminal main body, wherein the base is connected to the power distribution terminal main body in an inserting manner; the base comprises a first shell and a first circuit board, wherein the first circuit board is provided with a first plug connector and at least one interface connected with the first plug connector through a first circuit board wire; the power distribution terminal main body comprises a second shell and a second circuit board arranged in the second shell; the second circuit board is provided with a second plug connector, a microprocessor, an input/output module and a communication module; the microprocessor is respectively connected with the second plug connector, the input/output module and the communication module through second circuit board wiring; the power distribution terminal main body is connected with the first plug connector of the first circuit board in the base in a plug-in connection mode through the second plug connector of the second circuit board.
Further, the input and output module consists of an optical coupler and a relay; the communication module comprises at least one of an RS485 communication module, an RS232 communication module, a CAN communication module and a ZigBee wireless communication module.
Further, the interface arranged on the first circuit board and connected with the first plug connector comprises at least one of a residual current interface, a voltage interface, a temperature interface, a power interface, an RS485 bus interface, a CAN bus interface, an auxiliary contact interface, a shunt release interface, an electric operating mechanism interface, a cascade control interface and an ammeter chip pulse output interface.
Further, a residual current sampling module, a voltage sampling module, an ammeter chip, an operational amplifier module, a power supply and a temperature sampling module are arranged on the second circuit board; the operational amplifier module is respectively connected with the residual current sampling module, the voltage sampling module and the power supply through second circuit board wiring; the ammeter chip is respectively connected with the current sampling module and the voltage sampling module through second circuit board wiring; the second plug connector is respectively connected with the residual current sampling module, the voltage sampling module, the power supply, the temperature sampling module, the input/output module and the communication module through second circuit board wiring; the microprocessor is respectively connected with the ammeter chip, the operational amplifier module, the power supply and the temperature sampling module through second circuit board wiring; the power supply is respectively connected with the ammeter chip, the operational amplifier module, the temperature sampling module, the input and output module and the communication module through the second circuit board wiring.
Furthermore, the residual current sampling module is formed by connecting a residual current transformer, a sampling resistor and an operational amplifier.
Further, the temperature sampling module is an isolation optocoupler.
Furthermore, the current sampling module is formed by connecting a current transformer, a sampling resistor and an operational amplifier.
Furthermore, the voltage sampling module is formed by connecting a voltage transformer, a sampling resistor and an operational amplifier.
Furthermore, the operational amplifier module is formed by connecting a reference power supply and an operational amplifier. Therefore, the monitoring of the power distribution electrical parameters and the protection, control and management of the power distribution are realized through the power distribution terminal main body, and the monitoring of electrical parameters such as current, residual current, voltage, electric energy and the like, circuit or environment temperature and the state of a circuit breaker can be included, and the control of the circuit breaker can be realized.
Furthermore, the power distribution terminal comprises at least one guide rail, wherein the guide rail is arranged on the base and/or the power distribution terminal body, so that the power distribution terminal body and the base can be conveniently and accurately connected in an inserting mode.
And the display screen can be connected with the first circuit board or the second circuit board corresponding to the plurality of hot plug type power distribution terminals, so that the centralized display of the plurality of hot plug type power distribution terminals is realized, and the centralized control is realized.
The utility model provides a hot plug formula distribution terminal, beneficial effect is: through the structural design of the hot plug type power distribution terminal, the power distribution terminal main body is connected with the base in a plug-in manner, the power distribution terminal main body can directly carry out hot plug operation, the installation and maintenance are convenient, when the power distribution terminal breaks down, the power distribution terminal can be directly replaced, a power distribution cabinet drawer switch unit is not required to be drawn out from a power distribution cabinet, the power distribution cabinet drawer switch unit main circuit is not required to be powered off, the maintenance cost is greatly reduced, the fault range is controlled in the terminal, the power failure of the main circuit cannot be caused, the power consumption of a user is not influenced, and the working efficiency is improved; meanwhile, the display screen can be connected with the first circuit board or the second circuit board corresponding to the plurality of hot plug type power distribution terminals, so that the centralized display of the plurality of hot plug type power distribution terminals is realized, the centralized control and management are realized, and the cost is saved.
Drawings
Fig. 1 is the embodiment of the present invention provides a schematic structural diagram of a hot-plug power distribution terminal.
Fig. 2 is a schematic structural view of a second circuit board in a hot-plug power distribution terminal according to an embodiment of the present invention.
The reference numbers illustrate:
1. a base; 11. a first housing; 12. a first circuit board; 121. a first connector; 122. a residual current interface; 123. a current interface; 124. a voltage interface; 125. a temperature interface; 126. a power interface; 127. an RS485 bus interface; 128. a CAN bus interface; 129. an auxiliary contact interface; 130. a shunt release interface; 131. an electric operating mechanism interface; 132. a cascade control interface; 133. an ammeter chip pulse output interface; 2. a power distribution terminal main body; 21. a second housing; 22. a second circuit board; 221. a second plug connector; 222. a microprocessor; 223. a residual current sampling module; 224. a current sampling module; 225. a voltage sampling module; 226. an ammeter chip; 227. an operational amplifier module; 228. a power source; 229. a temperature sampling module; 2210. an input-output module; 2211. a communication module; 23. a display screen; 3. a guide rail.
Detailed Description
The hot plug type power distribution terminal of the present invention is described in detail with reference to the accompanying drawings.
Fig. 1 shows a schematic structural diagram of a hot-plug power distribution terminal according to an embodiment of the present invention, fig. 2 shows a schematic structural diagram of a second circuit board in a hot-plug power distribution terminal according to an embodiment of the present invention, as shown in fig. 1-2, a hot-plug power distribution terminal according to a preferred embodiment of the present invention includes a base 1 and a power distribution terminal main body 2, wherein the base 1 is connected to the power distribution terminal main body 2 in an inserting manner; the base 1 comprises a first shell 11 and a first circuit board 12, wherein the first circuit board 12 is provided with a first plug connector 121 and at least one interface connected with the first plug connector 121 through the routing of the first circuit board 12; the power distribution terminal body 2 includes a second housing 21 and a second circuit board 22 provided in the second housing 21; the second circuit board 22 is provided with a second plug connector 221, a microprocessor 222, an input/output module 2210 and a communication module 2211; the microprocessor 222 is connected to the second connector 221, the input/output module 2210 and the communication module 2211 through the second circuit board 22; the power distribution terminal body 2 is plug-connected to the first plug 121 of the first circuit board 12 in the base 1 through the second plug 221 of the second circuit board 22.
Further, the input/output module 2210 is composed of an optical coupler and a relay; the communication module 2211 comprises at least one of an RS485 communication module, an RS232 communication module, a CAN communication module, and a ZigBee wireless communication module.
Further, the interface disposed on the first circuit board 12 and connected to the first plug-in unit 121 includes at least one of a residual current interface 122, a current interface 123, a voltage interface 124, a temperature interface 125, a power interface 126, an RS485 bus interface 127, a CAN bus interface 128, an auxiliary contact interface 129, a shunt release interface 130, an electric operating mechanism interface 131, a cascade control interface 132, and an electric meter chip pulse output interface 133.
Further, a residual current sampling module 223, a current sampling module 224, a voltage sampling module 225, an electric meter chip 226, an operational amplifier module 227, a power supply 228 and a temperature sampling module 229 are arranged on the second circuit board 22; the operational amplifier module 227 is respectively connected with the residual current sampling module 223, the current sampling module 224, the voltage sampling module 225 and the power supply 228 through the wiring of the second circuit board 22; the electric meter chip 226 is respectively connected with the current sampling module 224 and the voltage sampling module 225 through the wiring of the second circuit board 22; the second plug connector 221 is respectively connected with the residual current sampling module 223, the current sampling module 224, the voltage sampling module 225, the power supply 228, the temperature sampling module 229, the input/output module 2210 and the communication module 2211 through the wiring of the second circuit board 22; the microprocessor 222 is connected with the electric meter chip 226, the operational amplifier module 227, the power supply 228 and the temperature sampling module 229 through the wiring of the second circuit board 22; the power supply 228 is connected to the electric meter chip 226, the operational amplifier module 227, the temperature sampling module 229, the input/output module 2210 and the communication module 2211 through the second circuit board 22.
Optionally, the microprocessor may be an ARM single chip or a DSP digital signal processor, may be an MC68HC908AP32 chip, or may be a tms320c32, SMT32F series chip; the electric meter chip can be an ATT7026 chip.
Further, the residual current sampling module 223 is formed by connecting a residual current transformer, a sampling resistor and an operational amplifier.
Further, the temperature sampling module 229 is an isolation optocoupler.
Further, the current sampling module 224 is formed by connecting a current transformer, a sampling resistor and an operational amplifier.
Further, the voltage sampling module 225 is formed by connecting a voltage transformer, a sampling resistor and an operational amplifier.
Further, the operational amplifier module 227 is formed by connecting a reference power supply and an operational amplifier. Therefore, the monitoring of the power distribution electrical parameters and the protection, control and management of the power distribution are realized through the power distribution terminal main body, and the monitoring of electrical parameters such as current, residual current, voltage, electric energy and the like, circuit or environment temperature and the state of a circuit breaker can be included, and the control of the circuit breaker can be realized.
Further, the power distribution terminal comprises at least one guide rail 3, wherein the guide rail 3 is arranged on the base 1 and/or the power distribution terminal body 2, so that the power distribution terminal body and the base can be conveniently and accurately connected in an inserting mode.
Further, the intelligent power distribution system also comprises a display screen 23, wherein the display screen 23 is connected with at least one of the first circuit board 12 and the second circuit board 22, so that man-machine interaction can be carried out in real time through the display screen, power distribution parameters can be displayed or control management and other operations can be carried out, and meanwhile, the display screen can also be connected with the first circuit board or the second circuit board corresponding to the plurality of hot-plug power distribution terminals, so that the centralized display of the plurality of hot-plug power distribution terminals is realized, and the centralized control is realized.
The utility model provides a hot plug formula distribution terminal, through the utility model discloses hot plug formula distribution terminal's structural design, distribution terminal main part and base plug-in connection, distribution terminal main part can directly carry out the hot plug operation, and the installation is maintained conveniently, when distribution terminal breaks down, can directly change, need not take out switch board drawer switch unit from the switch board, need not cut off power to switch board drawer switch unit major loop, very big reduction the maintenance cost to control the fault range inside the terminal, can not cause the major loop to cut off power consequently, do not influence the user and use electricity, improve work efficiency; meanwhile, the display screen can be connected with the first circuit board or the second circuit board corresponding to the plurality of hot plug type power distribution terminals, so that the centralized display of the plurality of hot plug type power distribution terminals is realized, the centralized control and management are realized, and the cost is saved.
The above embodiments are only examples of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A hot-plug type power distribution terminal is characterized by comprising a base (1) and a power distribution terminal main body (2), wherein the base (1) is connected with the power distribution terminal main body (2) in an inserting manner; the base (1) comprises a first shell (11) and a first circuit board (12), wherein the first circuit board (12) is provided with a first plug connector (121) and at least one interface connected with the first plug connector (121) through the routing of the first circuit board (12); the power distribution terminal main body (2) comprises a second shell (21) and a second circuit board (22) arranged in the second shell (21); the second circuit board (22) is provided with a second plug connector (221), a microprocessor (222), an input-output module (2210) and a communication module (2211); the microprocessor (222) is respectively connected with the second plug connector (221), the input/output module (2210) and the communication module (2211) through the wiring of the second circuit board (22); the power distribution terminal body (2) is connected with a first plug connector (121) of a first circuit board (12) in the base (1) through a second plug connector (221) of a second circuit board (22).
2. A hot pluggable power distribution terminal according to claim 1, wherein the input output module (2210) is composed of an opto-coupler and a relay; the communication module (2211) comprises at least one of an RS485 communication module, an RS232 communication module, a CAN communication module and a ZigBee wireless communication module.
3. The hot-pluggable power distribution terminal according to claim 1, wherein the interface disposed on the first circuit board (12) and connected to the first plug connector (121) comprises at least one of a residual current interface (122), a current interface (123), a voltage interface (124), a temperature interface (125), a power interface (126), an RS485 bus interface (127), a CAN bus interface (128), an auxiliary contact interface (129), a shunt release interface (130), an electric operating mechanism interface (131), a cascade control interface (132), and an electric meter chip pulse output interface (133).
4. The hot-swap power distribution terminal according to claim 1, wherein the second circuit board (22) is provided with a residual current sampling module (223), a current sampling module (224), a voltage sampling module (225), an electric meter chip (226), an operational amplifier module (227), a power supply (228) and a temperature sampling module (229); the operational amplifier module (227) is respectively connected with the residual current sampling module (223), the current sampling module (224), the voltage sampling module (225) and the power supply (228) through the wiring of the second circuit board (22); the ammeter chip (226) is respectively connected with the current sampling module (224) and the voltage sampling module (225) through the wiring of the second circuit board (22); the second plug connector (221) is respectively connected with the residual current sampling module (223), the current sampling module (224), the voltage sampling module (225), the power supply (228), the temperature sampling module (229), the input-output module (2210) and the communication module (2211) through the wiring of the second circuit board (22); the microprocessor (222) is respectively connected with the electric meter chip (226), the operational amplifier module (227), the power supply (228) and the temperature sampling module (229) through the wiring of the second circuit board (22); the power supply (228) is respectively connected with the electric meter chip (226), the operational amplifier module (227), the temperature sampling module (229), the input-output module (2210) and the communication module (2211) through the wiring of the second circuit board (22).
5. The hot-pluggable power distribution terminal according to claim 4, wherein the residual current sampling module (223) is formed by connecting a residual current transformer, a sampling resistor and an operational amplifier; the temperature sampling module (229) is an isolation optocoupler.
6. A hot pluggable power distribution terminal as recited in claim 4, wherein the current sampling module (224) is comprised of a current transformer, a sampling resistor and an operational amplifier connection.
7. A hot pluggable power distribution terminal according to claim 4, wherein the voltage sampling module (225) is composed of a voltage transformer, a sampling resistor and an operational amplifier connection.
8. A hot swap power distribution terminal in accordance with claim 4, wherein the op-amp module (227) consists of a reference power supply and an operational amplifier connection.
9. A hot pluggable power distribution terminal according to claim 1, further comprising at least one rail (3), wherein the rail (3) is disposed on the base (1) and/or the power distribution terminal body (2).
10. A hot pluggable power distribution terminal as recited in claim 1, further comprising a display screen (23), wherein the display screen (23) is connected to at least one of the first circuit board (12) and the second circuit board (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920655095.9U CN209963484U (en) | 2019-05-05 | 2019-05-05 | Hot plug type power distribution terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920655095.9U CN209963484U (en) | 2019-05-05 | 2019-05-05 | Hot plug type power distribution terminal |
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| CN209963484U true CN209963484U (en) | 2020-01-17 |
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| CN201920655095.9U Active CN209963484U (en) | 2019-05-05 | 2019-05-05 | Hot plug type power distribution terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111900632A (en) * | 2019-05-05 | 2020-11-06 | 天津市中力神盾电子科技有限公司 | Hot plug type power distribution terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111900632A (en) * | 2019-05-05 | 2020-11-06 | 天津市中力神盾电子科技有限公司 | Hot plug type power distribution terminal |
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