CN212323737U - Intelligent wire holder - Google Patents

Abstract

The utility model discloses an intelligence connection terminal, including insulating casing, inlet wire end, leading-out terminal, insulating casing includes voltage collection station, electronic controller, three-phase or three-phase four-wire system power cord are connected to the inlet wire end, leading-out terminal jointing equipment, device and/or load end, voltage collection station sets up between inlet wire end and the leading-out terminal, last at least one communication module and the at least one microprocessor of being provided with of electronic controller, voltage collection station is connected to at least one electronic controller. The power output port of the intelligent wire holder is a protection device/equipment/device connected to a lower port single-phase wire, extra stable power supply is provided when the short-circuit voltage is reduced, and the protection device/equipment/device connected to the lower port single-phase wire does not need to be provided with a current self-generating power supply device.

Description

Intelligent wire holder

Technical Field

The utility model relates to an intelligence connection terminal especially relates to an intelligence connection terminal with power output.

Background

With the continuous advance of the national power grid in the plan of three-type and two-network, various products in the power system are continuously transformed and upgraded, and the functions of circuits, equipment monitoring, remote communication, data processing, display and the like are continuously added into low-voltage products and equipment. Due to the fact that modules and devices such as the communication module, the man-machine interaction module, the power supply module, the voltage collector and the current collector are added, low-voltage products and the internal space of equipment are crowded, structural design is difficult, and the heat dissipation effect is poor.

Under the prerequisite that satisfies each low pressure product, equipment function and reliability, based on the angle consideration of system integration, retrench, merge low pressure product, the respective inside components and parts of equipment, make the used low pressure product of system, the inside components and parts total number that uses of equipment obtain retrench, merge and reduce, further save the single item cost of the respective low pressure product, equipment, practice thrift inside occupation space, improve inside electronic components and parts environmental friendliness, improve electromagnetic compatibility, reduce inside temperature rise, become outstanding urgent problem of awaiting solution.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one of above problem, the utility model provides an intelligence connection terminal can effectively overcome above-mentioned problem, and concrete scheme is as follows:

the utility model provides an intelligence connection terminal with power output, includes insulating casing, inlet wire end, leading-out terminal, insulating casing includes voltage collector, electronic controller, three-phase or three-phase four-wire system power cord are connected to the inlet wire end, leading-out terminal jointing equipment, device and/or load end, voltage collector sets up between inlet wire end and the leading-out terminal, last at least one communication module and the at least one microprocessor of being provided with of electronic controller, voltage collector is connected to at least one electronic controller.

Preferably, the electronic controller further comprises a power supply module and is provided with a power supply output port.

Preferably, the communication module adopts a wireless communication mode and/or a wired communication mode, the wireless communication mode includes at least one of communication modes such as 4G, 5G, WIFI, BLE, ZigBee, NB-IoT and LoRa, and the wired communication mode includes at least one of communication modes such as HPLC, PLC, RS485, LAN, CAN and Profibus.

Preferably, at least one of communication interfaces of RS485, LAN, CAN and Profibus is arranged on the insulating housing.

Preferably, the communication module receives communication information from a power meter or/and a switch installed at a lower stage of the main circuit.

Preferably, the communication module transmits the received communication information to the microprocessor, the communication information is further communicated to an upper computer through the communication module after being processed by the microprocessor, and/or the communication information is directly displayed on the local computer after being processed by the microprocessor.

Preferably, the communication module is arranged on the upper surface of the insulating shell in a pluggable manner.

Preferably, a current collector is arranged in the intelligent wire holder.

Preferably, a man-machine interaction module is arranged on an insulating shell of the intelligent wire holder.

Preferably, the intelligent wire holder is provided with an optical pulse signal receiving and/or optical pulse signal sending device.

Preferably, a manually operated isolating switch is arranged on the intelligent wire holder, and the isolating switch is arranged on the side of the wire inlet end or the side of the wire outlet end.

Preferably, the intelligent wire holder is 4P or 3P.

Preferably, a temperature collector is further arranged in the intelligent wire holder.

Preferably, the current signal output by the current collector is transmitted to the microprocessor, is processed by the microprocessor and then is transmitted to the communication module, and is further communicated to an upper computer, and/or is processed by the microprocessor and then is directly displayed on the intelligent wire holder local machine for current and current fault information.

Preferably, after the temperature signal output by the temperature collector is transmitted to the microprocessor, the temperature signal is further communicated to an upper computer through the communication module and/or temperature and temperature alarm information is displayed on the intelligent wire holder local machine.

Preferably, after the voltage signal output by the voltage collector is transmitted to the microprocessor and processed by the microprocessor, the voltage signal is further communicated to an upper computer through the communication module and/or directly displayed on the intelligent wire holder local machine after being processed by the microprocessor, and the voltage collector is simultaneously used as the electric energy input of the working power supply of the electronic controller.

Preferably, a Geographic Information System (GIS) device is arranged on the intelligent wire holder.

Preferably, the operating handle of the isolating switch is exposed or not exposed out of the insulating shell of the intelligent wire holder.

Preferably, the communication module follows the width direction of intelligence connection terminal with the A looks and the corresponding setting of B of intelligence connection terminal, and follows the length direction of intelligence connection terminal locates insulating casing is close to one side of terminal, or follows the width direction of intelligence connection terminal with the C looks and the corresponding setting of N of intelligence connection terminal, and follow the length direction of intelligence connection terminal locates insulating casing is close to one side of terminal.

Preferably, the moving contact of the isolating switch is a normally closed contact, and an elastic element is arranged on the moving contact to apply elastic force to the static contact through the moving contact so as to realize electric connection.

Preferably, the final pressure applied to the fixed contact by the movable contact is independent of the operating force of the operating handle.

Preferably, the moving contact is driven to move by the translation or rotation of the operating handle, the elastic force of the elastic element is overcome, the moving contact is separated from the static contact, and the breaking and isolation of electricity are achieved.

The utility model has the advantages as follows:

1. this intelligence wire holder is based on the angle consideration of system integration, retrencies, merges low pressure product, the respective inside components and parts of equipment, makes the used low pressure product of system, the inside components and parts total number that uses of equipment obtain retrench, merge and reduce, further saves the single item cost of low pressure product, equipment separately, practices thrift inside occupation space, improves inside electronic components and parts environmental friendliness, improves electromagnetic compatibility, reduces inside temperature rise, increase of service life.

2. The power output port of the intelligent wire holder meets the requirement of providing additional stable power supply for the protection device/equipment/device connected to the lower port single-phase wire when the short-circuit voltage is reduced, so that the protection device/equipment/device connected to the lower port single-phase wire does not need to be provided with a current self-generating power supply device, the product structure is simplified, and the production cost is effectively reduced.

3. The intelligent wire holder can realize the monitoring of current, voltage, residual current and temperature equivalent, and has the functions of measurement, automatic physical topology support, measurement misalignment positioning, on-site fault research and judgment, HPLC (high performance liquid chromatography) communication, wireless communication, RS485 communication, line loss analysis support, non-invasive load identification and the like.

4. This intelligence wire holder structural design is reasonable. Communication module, power module, man-machine interaction module, current collector, voltage collector etc. place in the insulating casing of intelligence connection terminal, form independent unit, and this intelligence connection terminal can match the switch of a plurality of models and use, has strengthened the suitability of product.

5. The insulation shell is provided with the light/electric pulse display lamp, so that the light/electric pulse calibration operation in various modes can be performed, and the use by a user is facilitated.

6. The intelligent wire holder can realize early warning and alarm of temperature abnormity caused by wiring faults.

7. The intelligent wire holder is provided with a physical isolation breakpoint, can replace an isolation switch, meets the requirement of simplifying and integrating a system, and meets the requirement of power-off isolation in maintenance of lower-end equipment and devices.

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 schematic diagram of the utility model discloses an intelligent wire holder is 4P form.

Fig. 2 is a schematic diagram of the utility model discloses an intelligent wire holder is 3P form.

Fig. 3 is a schematic structural diagram of an embodiment of the intelligent wire holder of the present invention.

Fig. 4 is a schematic structural diagram of another embodiment of the intelligent wire holder of the present invention.

Fig. 5 is the utility model discloses an isolator of intelligence connection terminal is off-state structure schematic diagram.

Fig. 6 is the utility model discloses an isolator of intelligence connection terminal is closed state structure schematic diagram.

Fig. 7 is the structure diagram of the disconnecting switch contact system and the operating handle of the intelligent wire holder of the present invention.

Detailed Description

Features and exemplary embodiments of various aspects of the present invention will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by illustrating examples of the invention. The present invention is in no way limited to any specific configuration and algorithm set forth below, but covers any modification, replacement or improvement of elements, components and algorithms without departing from the spirit of the present invention.

As shown in fig. 1 to 7, this embodiment discloses an intelligent wire holder, which includes an insulating housing 1, a wire inlet end 2, a wire outlet end 3, a voltage collector 4, and an electronic controller 5, the insulating housing 1 is provided with the wire inlet end 2 and the wire outlet end 3 for a main circuit to connect wires, the wire inlet end 2 is connected to a three-phase or three-phase four-wire system power line, the wire outlet end 3 is connected to at least one of a device, and a load end of a lower end, the voltage collector 4 is provided between the wire inlet end 2 and the wire outlet end 3, the voltage collector 4 is connected to at least one of the electronic controllers 5, and the electronic controller 5 is at least provided with at least one communication module 5-1 and at least one microprocessor 5-2.

The voltage collector 4 is arranged between the incoming line end 2 and the outgoing line end 3, a voltage signal 4F output by the voltage collector 4 is transmitted to the voltage signal sampling circuit 5-V, a signal 5-VF processed by the voltage signal sampling circuit 5-V is transmitted to the microprocessor 5-2, is processed by the microprocessor 5-2, further passes through the communication module 5-1, and is further communicated with an upper computer and/or is processed by the microprocessor 5-2 to directly display voltage and voltage fault information on the intelligent wire holder local machine. And the voltage collector 4 is simultaneously used as the electric energy input of the working power supply of the electronic controller 5.

The electronic controller 5 further comprises a power module 5-P and is provided with a power output port 5-PJ, the power output port 5-PJ is a protection device/equipment/device connected to the lower end single-phase wire, such as a switch 7, extra stable power supply is provided when the short-circuit voltage is reduced, and a current self-generating power supply device does not need to be repeatedly arranged inside the switch 7. The total number of the components convenient for the internal use of the switch 7 is simplified, combined and reduced, the cost is further saved, the occupied space inside is saved, the environmental friendliness of internal electronic components is improved, the electromagnetic compatibility is improved, the internal temperature rise is reduced, and the service life is prolonged.

The communication module 5-1 adopts wireless communication and/or wired communication mode, the wireless communication includes at least one of communication modes such as 4G, 5G, WIFI, BLE, ZigBee, NB-IoT and LoRa, and the wired communication includes at least one of communication modes such as HPLC, PLC, RS485, LAN, CAN and Profibus. The communication module 5-1 receives communication information from an electric energy meter 6 or/and a switch 7 installed at a lower stage of a main circuit, the switch 7 comprises a switch 7-1 and a switch 7-2 according to specific specifications and function classification, the switch 7-1 is arranged on one side of a wire inlet end of the electric energy meter 6 and provides short-circuit protection for the electric energy meter 6 and other connected load equipment, and the switch 7-2 is arranged on one side of a wire outlet end of the electric energy meter 6 and provides protection for the load equipment and other connected load equipment. The communication module 5-1 transmits the received communication information to the microprocessor 5-2, the communication information is transmitted to the communication module 5-1 after being processed by the microprocessor 5-2 and is further communicated to an upper computer, and meanwhile, the microprocessor 5-2 directly displays the processed information on the computer. In other specific embodiments, the microprocessor 5-2 only communicates the processed information to the upper computer through the communication module 5-1 or only directly displays the processed information on the local computer, and the processing is determined according to specific requirements of products. Specifically, in this embodiment, a communication interface 5-1-1 is provided on the insulating housing 1, and the communication interface 5-1-1 is configured to allow at least one of RS485, LAN, CAN, and Profibus to communicate.

When the intelligent wire holder is connected with the electric energy meter 6 and/or the switch 7 through the communication module 5-1, communication information of the electric energy meter 6 and the switch 7 can be received, the communication information of the electric energy meter 6 includes but is not limited to data such as equipment number, address, current, voltage, electrical quantity, electrical measurement, frequency, harmonic wave and the like, and the related communication information of the switch 7 includes but is not limited to information such as equipment number, address, current, voltage, electrical quantity, electrical measurement, frequency, harmonic wave, switching on and switching off, fault protection event and the like. After the microprocessor 5-2 carries out the comparison of the current data at the same time, the current comparison data is obtained, and the phase information of the branch where the current comparison data belongs is obtained. And local display is carried out through a human-computer interaction module 9 of the machine, or the local display is transmitted to the communication module 5-1, and further the communication is carried out on the upper machine.

For example, the current electric energy meter 6 is provided with an RS485 communication interface, and after the communication interface is connected with the RS485 type communication interface 5-1-1 of the communication module 5-1 of the intelligent connection base, the intelligent connection base can read communication information of the electric energy meter 6, such as data of equipment number, address, current, voltage, electric quantity, frequency, harmonic wave and the like, and perform data comparison with the monitoring quantity of the intelligent connection base at the same time and in the same type. After the microprocessor 5-2 compares the voltage data at the same time, voltage drop data is obtained and compared with a threshold value prestored in the microprocessor 5-2, and whether voltage drop abnormity alarm information is sent or not is obtained. If the data with voltage drop abnormity is obtained, local display can be carried out through a man-machine interaction module 9 of the computer, or the data are transmitted to the communication module 5-1 and further communicated to the upper computer.

When the electric energy meter 6 is provided with wireless Bluetooth communication, the electric energy meter can also complete the functions after being connected with the Bluetooth communication module of the communication module 5-1 of the intelligent wire holder. Other communication methods are similar.

When the intelligent wire holder is connected with the switch 7 through the communication module 5-1, related communication information of the switch 7, such as information of equipment number, address, current, voltage, electric quantity, electric measurement, frequency, harmonic wave, switching on and switching off, fault protection event and the like, can be received. After the microprocessor 5-2 compares the voltage data at the same time, voltage drop data is obtained and compared with a threshold value prestored in the microprocessor 5-2, and whether voltage drop abnormity alarm information is sent or not is obtained. If the data with voltage drop abnormity is obtained, local display can be carried out through a man-machine interaction module 9 of the computer, or the data are transmitted to the communication module 5-1 and further communicated to the upper computer.

Further, when the intelligent wire holder is connected with the electric energy meter 6 and/or the switch 7 through the communication module 5-1, a local physical topological relation can be obtained, so that all the electric energy meters 6 connected in a branch manner at the lower end of the intelligent wire holder, the switches 7-1 installed in front of the meter or the switches 7-2 installed behind the meter can be obtained.

Furthermore, the intelligent wire holder obtains the electric metering difference data of the total incoming line and the branch outgoing line by combining the electric metering information detected by the intelligent wire holder with the electric metering information of the electric energy meter 6 or the switch 7 obtained by communication and combining the local physical topological relation, the electric metering difference data is used as important analysis data of electricity stealing and line loss, and the important analysis data can be locally displayed through a human-computer interaction module 9 of the intelligent wire holder or transmitted to the communication module 5-1 and further communicated to an upper computer.

The intelligent wire holder obtains electricity measurement comparison data of the total incoming line and the branch outgoing line and the electricity measurement total of the electric energy meter by combining the electricity measurement information detected by the intelligent wire holder and the electricity measurement information of the electric energy meter 6 and the switch 7 obtained by communication, the electricity measurement comparison data are used as important analysis data of measurement misalignment and obtain fault ID of fault equipment, and the important analysis data can be locally displayed through a human-computer interaction module 9 of the intelligent wire holder or transmitted to the communication module 5-1 and further communicated to an upper computer.

And (3) zero-breaking alarm: when the intelligent wire holder is 4P, N-phase metering detection can be detected, and the detection current of the N phase can reach the mA level. When the N lines of the inlet line end of the intelligent wire holder are broken: the load difference degree of each phase of A, B, C is different, so that load voltages Ua, Ub and Uc of each phase of A, B, C are unbalanced, and when the unbalance value of the detected current of the N phase and the three-phase voltage reaches a certain threshold value, the N-line is judged to be broken. When the current of the switch N phase is smaller than the judgment threshold value and any one phase current of the switch A, B, C phase is larger than or equal to the judgment threshold value, the N line at the outgoing line end is judged to be broken or the N lines at the incoming and outgoing line ends are simultaneously broken. The disconnection fault information can be locally displayed through a man-machine interaction module 9 of the local computer or transmitted to the communication module 5-1 and further communicated to the upper computer.

Non-invasive load identification: the intelligent wire holder can measure and obtain vector signals of voltage, current, harmonic waves and the like of the total load, which carry power information, wherein the information comprises information of different characteristic load components. By extracting the characteristic information of the electric quantity, the load decomposition can be realized, and the electric appliance and the using time of the user can be detected, so that the non-invasive load identification can be realized.

In a preferred embodiment, a man-machine interaction module 9 is arranged on the insulating shell 1 of the intelligent wire holder, the electronic controller 5 further comprises a power module 5-P, an automatic calibration key is arranged on the man-machine interaction module 9, and the power module 5-P can maintain the operation and communication of each component on the electronic controller 5 for more than 3 seconds after the main circuit is powered off.

Further, the electronic controller 5 is further provided with a pulse output circuit, which may be an optical pulse output circuit and/or an electrical pulse output circuit, and the optical pulse output circuit includes an optical pulse signal receiving device 10-1 and an optical pulse signal transmitting device 10-2, and is used for detecting the measurement accuracy during process verification and maintenance, observing whether the measurement function is normal, and performing signal sampling on the measurement accuracy to further verify the measurement accuracy.

In a preferred embodiment, a current collector 8 is arranged in the intelligent wire holder. The current collector 8 is at least one of a residual current transformer, a shunt, a hall current sensor, a fluxgate current sensor, a rogowski coil, a reluctance current sensor and an optical fiber current sensor. The intelligent wire holder can complete current measurement or current detection of a metering level. When the detection of the measuring-level current is realized, the output signal 8F of the current collector 8 is transmitted to a current signal sampling circuit 5-C in the electronic controller 5, and is transmitted to a signal processing circuit 5-H after being sampled and processed by the circuit, and is transmitted to a microprocessor 5-2 after being processed by the circuit, and the current measuring value is obtained after being calculated and processed by the microprocessor 5-2. When the metering-level current detection is realized, an output signal 8F of the current collector 8 is transmitted to a current signal sampling circuit 5-C in the electronic controller 5, only a signal 5-CF after the sampling processing of the circuit is transmitted to a signal processing circuit 5-H, a signal 5-HF after the processing of the circuit is transmitted to a metering microprocessor 5-21, a current measurement value is obtained after the calculation processing of the metering microprocessor 5-21, a result is further transmitted to the microprocessor 5-2, and the microprocessor 5-2 is further transmitted to a local human-computer interaction module 9 or a communication module 5-1. In this embodiment, the current collector 8 is a through type, and physically isolates the primary and secondary circuits, thereby improving the electrical safety level of the secondary circuit.

It should be noted that the intelligent wire holder may be in a 4P or 3P form, as shown in fig. 1, the intelligent wire holder is in a 4P form, and as shown in fig. 2, the intelligent wire holder is in a 3P form; can be applied to the condition of the concrete actual wiring of the corresponding box and the cabinet body respectively.

Still set up temperature collector 12 in the intelligence connection terminal, temperature collector 12 is one of thermocouple, thermistor, platinum resistance, temperature IC, can early warning and report to the police the temperature anomaly that wiring fault leads to. After the temperature signal 12F output by the temperature collector 12 is transmitted to the microprocessor 5-2, the temperature signal is further communicated to an upper computer through the communication module 5-1 and/or temperature and temperature class alarm information is displayed on the intelligent wire holder local machine.

As shown in fig. 1 and 2, a geographic information system GIS device 13 is disposed on the intelligent wire holder, and the intelligent wire holder is connected to a power distribution system through the geographic information system GIS device 13, so as to realize automatic positioning of equipment.

In a specific embodiment, as shown in fig. 3 to 7, a manually operated isolating switch 11 is arranged on the intelligent wire holder, and the isolating switch 11 provides an isolating breakpoint for manual overhaul of lower-end equipment. As shown in fig. 3, 4 and 6, the isolating switch 11 may be disposed on a side close to the incoming terminal 2 along the length direction of the intelligent wire holder, and in another embodiment, as shown in fig. 5, the isolating switch 11 is disposed on a side close to the outgoing terminal 3 along the length direction of the intelligent wire holder.

Specifically, when the isolating switch 11 is arranged near the incoming line end 2 along the length direction of the intelligent wire holder, i.e., the Y-axis direction, the voltage collector 4 is arranged near the incoming line end 2 along the length direction of the intelligent wire holder, i.e., the Y-axis direction, at a breakpoint formed by the moving contact 11-2 and the fixed contact 11-4 of the isolating switch 11, and the current collector 8 is arranged near the incoming line end 2 or the outgoing line end 3 along the length direction of the intelligent wire holder, i.e., the Y-axis direction, at a breakpoint of the isolating switch 11. When the current collector 8 adopts a non-isolated collection mode, the insulation reliability of the break point of the isolating switch 11 is better along the length direction of the intelligent wire holder, namely the direction of the Y axis, which is close to the leading-out terminal 3.

In another preferred embodiment, when the isolating switch 11 is disposed on the side of the wire outlet 2 along the length direction of the intelligent wire holder, i.e., the Y-axis direction, the voltage collector 4 is disposed in the direction in which the breakpoint of the isolating switch 11 is close to the wire inlet 2 along the length direction of the intelligent wire holder, i.e., the Y-axis direction, and the current collector 8 is disposed in the direction in which the breakpoint of the isolating switch 11 is close to the wire inlet 2 or the wire outlet 3 along the length direction of the intelligent wire holder, i.e., the Y-axis direction, such an arrangement can satisfy both the functions of voltage collection and power supply to the electronic controller 5 and the requirement of current collection. When the current collector 8 adopts a non-isolated collection mode, the insulation reliability of the direction of the break point of the isolating switch 11 close to the leading-out terminal 3 is better.

Further, in a specific embodiment, the operating handle 11-1 of the isolating switch 11 may or may not be exposed from the insulating housing 1 of the intelligent wire holder, as shown in fig. 5, the operating handle 11-1 of the isolating switch 11 is exposed from the insulating housing 1, as shown in fig. 6, and in another embodiment, the operating handle 11-1 of the isolating switch 11 is disposed in the insulating housing 1 without exposing the insulating housing 1. The setting can satisfy the requirement of manual isolation operation like this, can satisfy the space requirement under the different installation environmental conditions again, and is specific, the preferred scheme that does not expose when the direction of height space is limited, optional exposure scheme when the direction of height space has higher height, just so obtains littleer operating force and more comfortable operation experience.

As shown in fig. 3 and 4, the communication module 5-1 is removably disposed on the upper surface of the insulating housing 1. The communication module 5-1 adopts a core board modularization mode, and is provided with a power supply and a communication interface which are matched with a mainboard of the electronic controller 5, so that a pluggable and replaceable standardized module is realized.

Specifically, as shown in fig. 3 and 4, the X-axis direction is the width direction of the intelligent wire holder, the Y-axis direction is the length direction of the intelligent wire holder, and the communication module 5-1 may be disposed on any side of the human-computer interaction module 9 along the X-axis direction, and disposed on one side of the insulating housing 1 near the wire outlet end 3 or the wire inlet end 2 along the Y-axis direction. As shown in fig. 3, the communication module 5-1 is disposed along the width direction of the intelligent wire holder, i.e., the X-axis direction, corresponding to the phases a and B of the intelligent wire holder, and is disposed along the length direction of the intelligent wire holder, i.e., the Y-axis direction, on the side of the insulating housing 1 close to the wire outlet 3; as shown in fig. 4, the communication module 5-1 is disposed along the width direction of the intelligent wire holder, i.e., the X-axis direction, corresponding to the phases C and N of the intelligent wire holder, and is disposed along the length direction of the intelligent wire holder, i.e., the Y-axis direction, on the side of the insulating housing 1 close to the wire inlet end 2. Namely: the communication module 5-1 is arranged at the lower left corner of the AB phase (see figure 3) or the upper right corner of the CN phase (see figure 4) of the device. The modularized design is convenient for, the mainboard of the electronic controller 5 is regular, the wiring is more reasonable and convenient, the strong and weak current separation is realized, and the anti-electromagnetic interference capability is improved.

Furthermore, the contact system of the isolating switch 11 comprises a moving contact 11-2, a moving contact support 11-5 and a fixed contact 11-4, one end of the fixed contact 11-4 is electrically connected with the incoming line end 2, the other end of the fixed contact can be contacted with or separated from the moving contact 11-2, the moving contact 11-2 is arranged on the moving contact support 11-5 and can move linearly relative to the contact support 11-5, a limiting surface is arranged on the contact support 11-5 to limit the maximum moving position of the moving contact 11-2, and the moving contact 11-2 is electrically connected with the outgoing line end 3. An elastic part 11-3 is sleeved between the movable contact 11-2 and one end of the insulating shell 1 far away from the static contact 11-4 along the height direction of the insulating shell 1, namely the Z-axis direction, one end of the elastic part 11-3 is abutted against the bottom surface of the movable contact 11-2, and the other end of the elastic part penetrates through the movable contact support 11-5 to be abutted against the insulating shell 1, so that contact pressure is provided for the movable contact 11-2, the movable contact 11-2 and the static contact 11-4 are kept in a normally closed state, and electric connection is realized. The moving contact 11-2 is a normally closed contact, that is, under normal working conditions, the moving contact 11-2 and the static contact 11-4 are in a normally closed state, and keep the power on. At this time, as shown in fig. 6, the operating handle 11-1 of the isolating switch 11 is in a switch-on state, and is not in contact with the movable contact support 11-5, and the movable contact support 11-5 is only subjected to the acting force from the elastic member 11-3, so that the final pressure applied to the fixed contact 11-4 by the movable contact 11-2 is independent of the operating force of the operating handle 11-1.

Further, when the operating handle 11-1 is in the open position state, as shown in fig. 5, the operating handle 11-1 rotates toward the moving contact support 11-5, when the cam 11-11 of the operating handle 11-1 contacts the moving contact support 11-5, under the action of the operating handle 11-1, the moving contact support 11-5 drives the moving contact 11-2 to move together along the Z-axis direction toward the direction away from the static contact 11-4, the operating handle 11-1 overcomes the elastic force of the elastic member 11-3, the moving contact 11-2 is separated from the static contact 11-4, and when the cam 11-11 of the operating handle 11-1 completely falls into the groove of the moving contact support 11-5, the operating handle 11-1 keeps a self-locking state, so that the moving contact 11-2 and the static contact 11-4 are disconnected and isolated.

It should be noted that the movement mode of the operating handle 11-1 may be translation or rotation, as long as the moving contact 11-2 can be driven to be separated from or contacted with the stationary contact 11-4, which is not limited herein, and in this embodiment, the movement mode of the operating handle 11-1 is rotation.

It should be noted that, in other specific embodiments, the elastic element 11-3 may also be composed of two elastic elements, one elastic element is disposed between the movable contact 11-2 and the movable contact support 11-5, and the other elastic element is disposed between the movable contact support 11-5 and the insulating housing 1, so that the same technical effect can be achieved.

The present invention may be embodied in other specific forms without departing from its spirit or essential characteristics. The present embodiments are to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (18)

1. An intelligent wire holder comprises an insulating shell (1), a wire inlet end (2) and a wire outlet end (3), wherein the insulating shell (1) comprises a voltage collector (4) and an electronic controller (5),

the method is characterized in that: the inlet end (2) is connected with a three-phase or three-phase four-wire system power line, the outlet end (3) is connected with equipment, devices and/or a load end,

the voltage collector (4) is arranged between the wire inlet end (2) and the wire outlet end (3),

the electronic controller (5) is at least provided with at least one communication module (5-1) and at least one microprocessor (5-2),

the voltage collector (4) is connected to at least one electronic controller (5).

2. The intelligent wire holder according to claim 1, wherein: the electronic controller (5) further comprises a power supply module (5-P) and is provided with a power supply output port (5-PJ).

3. The intelligent wire holder according to claim 1, wherein: the communication module (5-1) adopts a wireless communication mode and/or a wired communication mode, the wireless communication mode comprises at least one of a 4G communication mode, a 5G communication mode, a WIFI communication mode, a BLE communication mode, a ZigBee communication mode, an NB-IoT communication mode and a LoRa communication mode, and the wired communication mode comprises at least one of an HPLC communication mode, a PLC communication mode, an RS485 communication mode, a LAN communication mode, a CAN communication mode and a Profibus communication mode.

4. The intelligent wire holder according to claim 3, wherein: at least one of communication interfaces (5-1-1) of RS485, LAN, CAN and Profibus is arranged on the insulating shell (1).

5. The intelligent wire holder according to claim 1, wherein: the communication module (5-1) receives communication information from an electric energy meter (6) or/and a switch (7) arranged at the lower stage of the main circuit.

6. The intelligent wire holder according to claim 1, wherein: the communication module (5-1) is arranged on the upper surface of the insulating shell (1) in a pluggable manner.

7. The intelligent wire holder according to claim 1, wherein: and a current collector (8) is arranged in the intelligent wire holder.

8. The intelligent wire holder according to claim 1, wherein: and a man-machine interaction module (9) is arranged on the insulating shell (1) of the intelligent wire holder.

9. The intelligent wire holder according to claim 1, wherein: the intelligent wire holder is provided with an optical pulse signal receiving device (10-1) and/or an optical pulse signal sending device (10-2).

10. The intelligent wire holder according to claim 1, wherein: the intelligent wire holder is provided with a manually operated isolating switch (11), and the isolating switch (11) is arranged on the wire inlet end (2) side or the wire outlet end (3) side.

11. The intelligent wire holder according to claim 1, wherein: the intelligent wire holder is 4P or 3P.

12. The intelligent wire holder according to claim 1, wherein: and a temperature collector (12) is also arranged in the intelligent wire holder.

13. The intelligent wire holder according to claim 1, wherein: and a Geographic Information System (GIS) device (13) is arranged on the intelligent wire holder.

14. The intelligent wire holder according to claim 10, wherein: and an operating handle (11-1) of the isolating switch (11) is exposed or not exposed out of the insulating shell (1) of the intelligent wire holder.

15. The intelligent wire holder according to claim 2, wherein: communication module (5-1) are followed the width direction of intelligence connection terminal with the A of intelligence connection terminal looks and the corresponding setting of B, and follow the length direction of intelligence connection terminal locates insulating casing (1) is close to one side of leading-out terminal (3), or follows the width direction of intelligence connection terminal with the C of intelligence connection terminal looks and the corresponding setting of N, and follow the length direction of intelligence connection terminal locates insulating casing (1) is close to one side of leading-in terminal (2).

16. The intelligent wire holder according to claim 10, wherein: the moving contact (11-2) of the isolating switch (11) is a normally closed contact, an elastic element (11-3) is arranged on the moving contact (11-2), and elastic force is applied to the static contact (11-4) through the moving contact (11-2) to realize electric connection.

17. The intelligent wire holder according to claim 16, wherein: the final pressure applied to the static contact (11-4) by the movable contact (11-2) is irrelevant to the operating force of the operating handle (11-1).

18. The intelligent wire holder according to claim 17, wherein: the moving contact (11-2) is driven to act by the translation or rotation of the operating handle (11-1), the elastic force of the elastic element (11-3) is overcome, the moving contact (11-2) is separated from the static contact (11-4), and the breaking and isolation of electricity are achieved.

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