CN116598173A - Internet of things circuit breaker - Google Patents

Internet of things circuit breaker Download PDF

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Publication number
CN116598173A
CN116598173A CN202310454844.2A CN202310454844A CN116598173A CN 116598173 A CN116598173 A CN 116598173A CN 202310454844 A CN202310454844 A CN 202310454844A CN 116598173 A CN116598173 A CN 116598173A
Authority
CN
China
Prior art keywords
plug
circuit breaker
circuit board
circuit
internet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310454844.2A
Other languages
Chinese (zh)
Inventor
叶选镇
曾谊
童浩杰
潘礼云
赵恩东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qianyou Technology Co ltd
Original Assignee
Qianyou Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qianyou Technology Co ltd filed Critical Qianyou Technology Co ltd
Priority to CN202310454844.2A priority Critical patent/CN116598173A/en
Publication of CN116598173A publication Critical patent/CN116598173A/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/02—Housings; Casings; Bases; Mountings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase ac
    • H01F38/28—Current transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/08—Terminals; Connections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/128—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment involving the use of Internet protocol

Abstract

The invention discloses an Internet of things circuit breaker, which comprises a base, a middle cover, a controller device and an intermediate transmitter, wherein the controller device is arranged in a mounting window of an upper cover, the intermediate transmitter is arranged in the base and is provided with a transmission circuit board arranged in an isolation cavity, a first plug-in structure is arranged between the controller device and the intermediate transmitter, a second plug-in structure is arranged between the intermediate transmitter and a plurality of groups of functional circuits in the circuit breaker, the isolation cavity with a closed design plays a role in insulating and isolating the transmission circuit board, so that the transmission circuit board is prevented from being damaged by erosion of free gas and metal particles, and meanwhile, the transmission circuit board and a three-phase main circuit are ensured to be completely isolated, the controller device, the intermediate transmitter and the functional circuits are connected in a plug-in structure manner, the effects of modularization and convenient installation are achieved, the installation process is simplified, the installation efficiency is improved, and the production cost is reduced.

Description

Internet of things circuit breaker
Technical Field
The invention relates to the technical field of piezoelectric devices, in particular to an Internet of things circuit breaker.
Background
The internet of things circuit breaker has the capability of directly or indirectly accessing the internet of things cloud platform, can exchange data between the state information of the circuit breaker and the cloud platform, meets the network safety requirement, and is convenient for a user to monitor in real time and remotely control.
Along with the intelligent requirement of the circuit breaker of the internet of things is higher and higher, on the basis of having original protect function, still possess signal acquisition transmission simultaneously, automatic divide-shut brake and remote control, the telemetering measurement, the remote control function of realizing above-mentioned function needs install the controller unit on the circuit breaker, this kind of controller unit has mainly included circuit board subassembly and communication subassembly (circuit board subassembly comprises components such as power strip, control panel and display panel), the tradition is that install the controller unit between base and the well lid of circuit breaker through the support seat, and the controller unit is half to expose on the support seat, in order to realize the function of the controller unit to signal acquisition of circuit breaker, transmission and intelligent control, need with the direct welded connection of the multiple group of functional lines (including signal detection circuit, signal execution circuit etc.) in the circuit breaker, but the mounting structure of this kind of controller unit is complicated, need demolish whole circuit breaker in the maintenance, still easily tear down the circuit board in the process of taking out, the installation process and inefficiency, manufacturing cost is high, also be inconvenient for maintenance work.
The prior art also shows a controller unit installed in a modularized manner, the method is that the controller unit is installed in a box body to form an independent controller box, a slot is correspondingly formed in a middle cover, an intermediate circuit board is also required to be installed between the middle cover and a base in order to realize the connection of the controller unit and a plurality of groups of functional circuits, the functional circuits are firstly connected to the intermediate circuit board, then the controller box is inserted into the slot to be connected with the intermediate circuit board, so that the circuit connection between the functional circuits and the controller unit is realized, and as the intermediate circuit board is positioned above a three-phase main circuit, insulation isolation is realized by winding an insulating tape on the soft connection of the three-phase main circuit through a transformer. As can be seen from the above structure, such a modularly installed controller unit still has the following problems in practical use: 1. the breaker generates free gas and metal particles when breaking, the free gas and the metal particles are harmful and can contact the middle circuit board along with the gas flow to cause erosion damage, even affect the connection function between the controller unit and the middle circuit board, and shorten the service life of the middle circuit board; 2. because the intermediate circuit board is relatively close to the main circuit in the circuit breaker, the insulating tape is easily aged and damaged due to the influence of high temperature, metal particles and the like of the main circuit, the electric distance between the intermediate circuit board and the main circuit is not safe enough, the intermediate circuit board is easily ionized and broken down, potential safety hazards exist, and the service performance and the service life of a product are influenced.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the problems that the middle circuit board in the prior art is installed in the circuit breaker and is corroded and damaged by free gas and metal particles, the electrical distance between the middle circuit board and the three-phase main circuit is not safe enough, and the potential safety hazard that the middle circuit board is ionized and broken down exists, so that the service performance and the service life of the product are influenced.
In order to solve the technical problems, the invention provides an internet of things circuit breaker, which comprises a base, a middle cover and a mounting window arranged on the middle cover, wherein the mounting window is connected with an inner space between the base and the middle cover, and the circuit breaker further comprises:
a controller device installed and accommodated between the base and the middle cover through the installation window;
an intermediate conveyor mounted within the base and spanning over the three-phase main circuit, having a closed isolation cavity and a transmission circuit board disposed in the isolation cavity;
the controller device is electrically connected with the transmission circuit board through the first plug-in structure, the second plug-in structure is arranged between the intermediate transmitter and a plurality of groups of functional circuits in the circuit breaker in a plug-in manner, and a plurality of groups of functional circuits are electrically connected with the transmission circuit board through the second plug-in structure.
In the above-mentioned thing networking circuit breaker, the intermediate transmitter is including being equipped with the insulating box in isolation chamber, makes transmission circuit board seal install in the insulating box, be provided with on the base and be fit for holding the holding groove of insulating box, the controller device insert to the holding groove in with the insulating box forms detachable grafting cooperation.
In the above-mentioned thing networking circuit breaker, the intermediate transmitter includes the interval setting and can supplies three wire casing passageway that three-phase main circuit passed through in insulating box bottom, the transversal circular arc of wire casing passageway is personally submitted.
In the above-mentioned thing networking circuit breaker, insulating box bottom is provided with two supporting baseplate that separates three wire casing passageway respectively, and two supporting baseplate butt is in the storage tank, make between insulating box bottom and the storage tank separate through two supporting baseplate and be formed with three bottom space, three wire casing passageway is connected the upside in three bottom space respectively.
In the above-mentioned thing networking circuit breaker, insulating box passes through fixed knot constructs to be installed in the storage tank, fixed knot constructs and includes: the fixing holes are respectively arranged at the end parts of the two supporting bottom plates, the connecting holes penetrate through the base bottom surface and the mounting groove and are opposite to the fixing holes, and the fastening pieces penetrate through the connecting holes and are fastened to the fixing holes.
In the above-mentioned thing networking circuit breaker, the controller device includes the controller box and installs control panel subassembly and communication module in the controller box, first grafting structure includes: the controller device is inserted into the mounting window to drive the first socket and the first plug to form plug-in fit.
In the above-mentioned thing networking circuit breaker, the second grafting structure includes: the second plug connectors are arranged at the bottom of the insulating box and connected with the transmission circuit board, and the second plug connectors are connected with a plurality of groups of functional circuits and are matched and spliced on the second plug connectors.
In the above circuit breaker for internet of things, an upper jack is arranged around the first plug at the top of the insulation box, the first plug penetrates into the upper jack to be connected with the first plug, and a first sealing ring is arranged between the first plug or the first plug and the upper jack;
the bottom of insulating box is equipped with down the jack around the second and connects the socket, second connect the socket or second connect the plug with down be provided with the second sealing washer between the jack.
In the above-mentioned thing networking circuit breaker, install in the base and be located the current transformer module of middle conveyer one side, the current transformer module includes three threading cavity corresponding with three wire casing passageway, and three-phase main circuit has three through three threading cavity back and extends to three respectively in the wire casing passageway three flexible coupling.
In the above-mentioned circuit breaker of the internet of things, a plurality of groups of functional circuits extend into the bottom gap and are connected with the intermediate transmitter through the second plugging structure; the multi-group functional circuits comprise a current information acquisition circuit, a temperature information acquisition circuit, a gate information detection circuit, a main circuit power-taking circuit and a tripping protection control circuit which are respectively connected with the second plug connectors.
Compared with the prior art, the technical scheme of the invention has the following advantages:
1. according to the Internet of things circuit breaker, the controller device is in plug-in fit with the intermediate transmitter through the first plug-in structure, the controller device is electrically connected with the transmission circuit board, the multiple groups of functional circuits are in plug-in fit with the intermediate transmitter through the second plug-in structure, the multiple groups of functional circuits are electrically connected with the transmission circuit board, the transmission circuit board plays a role in connecting the intermediate circuit between the controller device and the multiple groups of functional circuits, the transmission circuit board is arranged in the isolation cavity of the intermediate transmitter according to the transmission circuit board, the isolation cavity with the closed design plays a role in insulating isolation on the transmission circuit board, so that the transmission circuit board is prevented from being corroded and damaged by free gas and metal particles, and meanwhile, the transmission circuit board is ensured to be completely isolated from the three-phase main circuit, so that the transmission circuit board is prevented from being ionized and broken down, and the safety protection is greatly improved.
2. According to the circuit breaker of the Internet of things, the transmission circuit board is installed in the insulation box in a sealing mode to form the intermediate transmitter, the insulation box has the advantages that the transmission circuit board is isolated from the internal environment of the circuit breaker, the circuit breaker has excellent pressure resistance and insulation performance, the circuit breaker is installed and accommodated in the accommodating groove of the base according to the insulation box, and the three slot channels through which the three-phase main circuit can pass are arranged at the bottom of the circuit breaker, so that the three-phase main circuit cannot be influenced to pass through the bottom of the insulation box, the transmission circuit board and the three-phase main circuit can be isolated from top to bottom through the insulation box, and insulation safety between the transmission circuit board and the three-phase main circuit is guaranteed.
3. In the circuit breaker of the Internet of things, the two supporting bottom plates which are used for respectively separating the three wire slot channels are arranged at the bottom of the insulating box, the two supporting bottom plates are abutted in the accommodating groove to play a role in mounting and supporting the insulating box, so that a certain gap distance is reserved from the bottom of the insulating box to the bottom of the accommodating groove, namely, three bottom gaps are formed between the insulating box and the accommodating groove by utilizing the two supporting bottom plates in a separated mode.
4. According to the circuit breaker of the Internet of things, the upper jack for exposing the first plug is arranged at the top of the insulating box, the lower jack for exposing the second plug is arranged at the bottom of the insulating box, the controller box is connected with the first plug in an opposite way through the first plug, the functional circuit is connected with the second plug in an opposite way through the second plug, the first sealing ring is arranged between the first plug or the first plug and the upper jack, the second sealing ring is arranged between the second plug or the second plug and the lower jack, the sealing effect on the position of the upper jack is realized through the first sealing ring on the position of the upper jack, and therefore the sealing performance of the controller box and the insulating box is guaranteed.
5. In the circuit breaker of the Internet of things, the current transformer module positioned at one side of the middle transmitter is arranged in the base, the current transformer module is provided with three threading cavities corresponding to the three wire slot channels, the three-phase main circuit penetrates into the three threading cavities through the three flexible connections respectively, so that the current transformer module can detect relevant current information of the three-phase main circuit, the three flexible connections are directly stretched into the three wire slot channels after penetrating through the three threading cavities, and the three flexible connections are mutually separated through the supporting bottom plate arranged between the three wire slot channels at intervals, so that the sufficient safe inter-phase electric distance is ensured, the designed middle transmitter spans over the three-phase main circuit on the base, the wiring trend of the three flexible connections in the circuit breaker is not interfered, and the effect of complete insulation and isolation of the transmission circuit board in the middle transmitter and the three-phase main circuit can be ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic plan view of an internet of things circuit breaker according to the present invention;
FIG. 2 is a schematic cross-sectional view of the IoT circuit breaker shown in FIG. 1 along line A-A;
fig. 3 is a schematic cross-sectional structure of the circuit breaker of the internet of things shown in fig. 1 along line B-B;
FIG. 4 is a schematic diagram of a controller device according to the present invention;
FIG. 5 is a schematic plan view of an intermediate conveyor according to the present invention;
FIG. 6 is a schematic view of the mounting structure of the intermediate conveyor of the present invention on a base;
FIG. 7 is a schematic view of the structure of the base of the present invention;
reference numerals illustrate: 1. a base; 11. a receiving groove; 12. a connection hole; 2. a middle cover; 21. installing a window; 3. a controller device; 31. a controller box; 32. a control panel assembly; 33. a communication module; 4. an intermediate conveyor; 41. a transmission circuit board; 42. an insulation box; 43. a trunking channel; 44. a support base plate; 45. a fixing hole; 5. a first connector structure; 51. a first plug; 52. a first socket; 6. a second connector structure; 61. a second socket; 7. a bottom void; 8. a current transformer module; 81. a threading cavity; 9. a first seal ring.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1
The present embodiment is specifically described below with reference to the accompanying drawings:
the embodiment provides an internet of things circuit breaker as shown in fig. 1-7, which comprises a base 1, a middle cover 2 and a mounting window 21 arranged on the middle cover 2, wherein the mounting window 21 is connected with an inner space between the base 1 and the middle cover 2, and the circuit breaker further comprises:
a controller device 3 installed and accommodated between the base 1 and the middle cover 2 through the installation window;
an intermediate conveyor 4 mounted in the base 1 and straddling the three-phase main circuit, having a closed isolation chamber and a transmission circuit board 41 disposed in the isolation chamber;
the controller device 3 and the intermediate transmitter are provided with a first plug structure 5 in a pluggable manner, the controller device 3 is electrically connected with the transmission circuit board 41 through the first plug structure, the intermediate transmitter 4 and a plurality of groups of functional circuits in the circuit breaker are provided with a second plug structure 6 in a pluggable manner, and a plurality of groups of functional circuits are electrically connected with the transmission circuit board 41 through the second plug structure 6.
In the above embodiment, the controller device 3 forms a plugging fit with the intermediate transmitter 4 through the first plugging structure, so as to realize the electrical connection between the controller device 3 and the transmission circuit board 41, and forms a plugging fit between the plurality of groups of functional circuits and the intermediate transmitter 4 through the second plugging structure, so as to realize the electrical connection between the plurality of groups of functional circuits and the transmission circuit board 41, the transmission circuit board 41 plays a role in connecting the intermediate circuit between the controller device 3 and the plurality of groups of functional circuits, the transmission circuit board 41 is installed in the isolation cavity of the intermediate transmitter 4 according to the transmission circuit board 41, the isolation cavity with a closed design plays a role in insulating isolation, so that the transmission circuit board 41 is prevented from being corroded and damaged by free gas and metal particles, and meanwhile, the transmission circuit board and the three-phase main circuit are ensured to be completely isolated in isolation, so that the transmission circuit board is prevented from being ionized and broken down, and the safety protection is greatly improved.
The specific arrangement of the intermediate transmitter is described in detail below in connection with fig. 2-6:
the middle conveyer 4 comprises an insulation box 42 provided with an isolation cavity, the transmission circuit board 41 is arranged in the insulation box 42 in a sealing mode, the base 1 is provided with a containing groove 11 suitable for containing the insulation box 42, the controller device 3 is inserted into the containing groove 11 to form detachable plug-in matching with the insulation box 42, installation and maintenance of the controller device 3 and the middle conveyer 4 are facilitated, the middle conveyer 4 comprises three wire slot channels 43 which are arranged at the bottom of the insulation box 42 at intervals and can be used for a three-phase main circuit to pass through, and the cross section of each wire slot channel 43 is arc-shaped. According to the structure, the transmission circuit board 41 is installed in the insulation box 42 in a sealing mode to form the intermediate transmitter 4, the insulation box 42 is used for isolating the transmission circuit board 41 from the internal environment of the circuit breaker, the circuit breaker has excellent voltage resistance and insulation performance, the circuit breaker is installed and accommodated in the accommodating groove of the base 1 according to the insulation box 42, and three wire slot channels 43 through which the three-phase main circuit can pass are formed in the bottom of the circuit breaker, so that the design can not influence the three-phase main circuit to pass through the bottom of the insulation box, and the transmission circuit board and the three-phase main circuit can be isolated up and down through the insulation box, and the insulation safety between the two is guaranteed.
In this embodiment, the three-phase main circuit is a A, B, C three-phase circuit, and when the A, B, C three-phase circuit passes through the three wire slot channels, in order to ensure a safe inter-phase electrical distance, two supporting bottom plates 44 separating the three wire slot channels 43 are disposed at the bottom of the insulating box 42, when the insulating box 42 is mounted in the accommodating groove 11 of the base 1, the two supporting bottom plates 44 are abutted in the accommodating groove 11, and the two supporting bottom plates 44 are abutted in the accommodating groove 11 to perform a mounting supporting function on the insulating box 42, so that a certain gap distance is reserved from the bottom of the insulating box 42 to the bottom of the accommodating groove, and three bottom gaps 7 are formed between the bottom of the insulating box 42 and the accommodating groove 11 by separating the two supporting bottom plates 44, and the three wire slot channels 43 are respectively connected to the upper sides of the three bottom gaps 7. The advantage of this design lies in that on the one hand, the creepage distance between three wire casing channels 43 is increased through two supporting baseplate 44, guarantees the safety of alternate electric distance, on the other hand, utilizes the wiring space of bottom space increase insulating box bottom to can hold multiunit function circuit, thereby make multiunit function circuit penetrate in the bottom space with middle conveyer realizes the plug and links to each other, rationally optimize structural layout, use safe and reliable more.
The insulation box 42 is installed in the accommodating groove 11 by a fixing structure, as a specific structure, as shown in fig. 4 and 7, the fixing structure includes: the fixing holes 45 are respectively formed in the end portions of the two supporting bottom plates 44, the connecting holes 12 are formed between the bottom surface of the base 1 and the mounting groove in a penetrating mode and are opposite to the fixing holes 45, the fastening pieces penetrate through the connecting holes 12 and are fastened to the fixing holes 45, the fastening pieces are preferably screw pieces, the fixing holes 45 are of screw hole structures, the screw pieces penetrate into the connecting holes 12 from the bottom direction of the base 1, the insulating box 42 is fixed in the accommodating groove 11 through threaded fastening fit with the fixing holes 45, the mounting structure is simple, and the fit fixing is reliable.
The specific arrangement of the controller device is described in detail below with reference to fig. 2-4:
the controller device 3 comprises a controller box 31 and a control board assembly 32 and a communication module 33 which are arranged in the controller box 31, wherein the control board assembly 32 has a data information processing function, the control board assembly is mainly composed of a control circuit board, a power circuit board and a display circuit board, a display screen and a mounting groove for inserting the communication module 33 are arranged at the top of the controller box 31, a socket communicated with the mounting cavity is formed in the bottom of the mounting groove, the communication module 33 and the control board assembly 32 are in plug-in fit through a connector structure, the communication module 33 is used for carrying out high-speed transmission on analog or digital signals of the circuit breaker, and communication connection between the circuit breaker and an intelligent power grid system and an Internet of things cloud platform is realized, so that remote control, remote measurement and remote adjustment functions are realized on the circuit breaker according to signal instructions through the controller device 3.
As a preferred embodiment, as shown in fig. 1-4, the first plugging structure 5 includes a first socket 52 disposed at the bottom of the controller box 31 and connected to the control board assembly 32, and a first plug 51 correspondingly disposed at the top of the insulating box 42 and connected to the transmission circuit board 41, and when the controller device 3 is inserted into the mounting window 21, the first socket 52 and the first plug 51 are driven to form a plugging fit, and the circuit connection between the controller device 3 and the transmission circuit board 41 is realized by plugging the first plug 51 and the first socket 52 with each other. In addition, the second plugging structure 6 includes a plurality of second sockets 61 disposed at the bottom of the insulating box 42 and connected to the transmission circuit board 41, and a plurality of second plugs connected to the plurality of groups of functional circuits and plugged onto the second sockets 61 in a matching manner, and the circuit connection between the transmission circuit board 41 and the plurality of groups of functional circuits (functional circuits and second plugs are not shown in the drawing) is realized by the mutual plugging of the second plugs and the second sockets 61, and the plugs and the sockets are designed by adopting matched electric connector structures, so that the plugging connection is convenient, the reliable electric performance and mechanical performance are realized, and the electric service life is long. As can be seen from the above, the transmission circuit board 41 serves as a core component of the intermediate transmitter 4, and plays a role in connecting intermediate circuits between the controller device and the multiple groups of functional circuit boards, that is, functional circuits with different roles are connected to the transmission circuit board first, and then the transmission circuit board 41 is connected with the controller device 3, so that the electrical connection between the controller device and the multiple groups of functional circuits is realized, the whole connection process is implemented by adopting modularized plug-in connection, a traditional circuit welding mode is not adopted any more, the installation process flow is simplified, and the assembly efficiency is improved.
In this embodiment, the plurality of groups of functional circuits extend into the bottom gap 7 and are connected with the intermediate transmitter 4 through the second connector structure 6, and it is to be understood that the plurality of groups of functional circuits include a current information acquisition circuit, a temperature information acquisition circuit, a gate information detection circuit, a main circuit power taking circuit, and a trip protection control circuit which are respectively connected with the plurality of second connectors. The current information acquisition circuit is used for acquiring current information of a main circuit in the circuit breaker through the current transformer module; the temperature information acquisition circuit is used for detecting temperature information of a main circuit in the circuit breaker through a temperature sensor; the brake position information detection circuit collects brake opening or closing state information of the circuit breaker through the micro switch, and the micro switch is triggered to be opened or closed respectively when a rotating shaft in the circuit breaker drives a moving contact to execute brake opening rotation or brake closing rotation; the main circuit power taking circuit is used for providing a power supply required by work for the controller device 3 through connecting the inlet wire end of the main circuit of the circuit breaker; when detecting that the circuit breaker has faults such as short circuit, overload and undervoltage, the controller device 3 can execute a tripping execution command to the electronic tripping device in the circuit breaker through the tripping protection control circuit, so that the electronic tripping device triggers the tripping and opening of the circuit breaker. These functional circuits are all of some existing circuit designs that will be apparent to those skilled in the art and will not be specifically described herein. Through the above-mentioned structural design, make the controller device can establish electric connection with electric current information acquisition circuit, temperature information acquisition circuit, floodgate position information detection circuit, main circuit electricity-taking circuit, tripping protection control circuit to realize the function to information acquisition, signal transmission and intelligent control of circuit breaker.
In order to ensure the sealing performance of the connection between the intermediate transmitter 4 and the controller device 3 and the functional circuit respectively, as shown in fig. 2-4, an upper jack is arranged around the first plug 51 at the top of the insulation box 42, the first plug socket 52 penetrates into the upper jack to be connected with the first plug 51, and a first sealing ring is arranged between the first plug socket 52 or the first plug socket 51 and the upper jack; similarly, the bottom of the insulation box 42 is provided with a lower jack around the second socket 61, a second sealing ring is arranged between the second socket 61 or the second plug and the lower jack, and the first sealing ring adopt silicone rubber rings. In this structural arrangement, the first sealing ring plays a role in sealing connection with the first socket 52 and the first plug 51 at the upper jack, so as to realize a sealing effect on the upper jack position, thereby ensuring the tightness of installation between the controller box 31 and the insulation box 42; in addition, realize the sealed effect to lower jack position through the second sealing washer, the design can be with controller box 31 and insulating box 42 and the sealed separation of circuit breaker internal environment to prevent that inside free gas and the metal particle of circuit breaker from going into in controller box and the insulating box from upper and lower jack position, and cause erosion injury to control panel subassembly and conveying circuit board, sealing performance is good, thereby guarantees the technical index reliability and the security of controller device and intermediate transmitter.
As a preferred embodiment, referring to fig. 6-7, a current transformer module 8 located at one side of the intermediate transmitter 4 is installed in the base 1, the current transformer module 8 includes three threading cavities 81 corresponding to the three wire slot channels 43, the three-phase main circuit has three flexible connections extending into the three wire slot channels 43 after passing through the three threading cavities 81 respectively, the current transformer module 8 includes a plurality of transformer units corresponding to the three threading cavities 81 and arranged at intervals, each transformer unit is composed of a concentric current transformer and a metering transformer, the metering transformer is used for accurately detecting electricity consumption information of the three-phase main circuit, the current transformer can be used for detecting current information of the three-phase main circuit, and the electronic trip device can be triggered to act in time when short-circuit current is detected, so that trip tripping of the circuit breaker is realized. The design has the advantages that the three-phase main circuit penetrates into the three threading cavities 81 respectively through the three flexible connections, so that the current transformer module 8 can detect relevant current information of the three-phase main circuit, the three flexible connections are directly stretched into the three wire slot channels 43 after penetrating through the three threading cavities 81 through the installation, the three flexible connections are mutually separated through the supporting bottom plates 44 arranged between the three wire slot channels 43 at intervals, the sufficient safe inter-phase electric distance is ensured, the designed intermediate transmitter spans over the three-phase main circuit on the base, the wiring trend of the three flexible connections in the circuit breaker is not interfered, and the effect that the transmission circuit board in the intermediate transmitter is completely insulated and isolated from the three-phase main circuit can be ensured.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.

Claims (10)

1. The utility model provides an thing networking circuit breaker, includes base (1), well lid (2) and sets up installation window (21) on well lid (2), installation window (21) are connected the inner space between base (1) and well lid (2), its characterized in that still includes:
a controller device (3) installed and accommodated between the base (1) and the middle cover (2) through the installation window (21);
an intermediate conveyor (4) mounted in the base (1) and crossing over the three-phase main circuit, having a closed isolation cavity and a transmission circuit board (41) disposed in the isolation cavity;
the controller device (3) and the intermediate transmitter are provided with a first plugging structure (5) in a pluggable manner, the controller device (3) is electrically connected with the transmission circuit board (41) through the first plugging structure, the intermediate transmitter (4) and a plurality of groups of functional circuits in the circuit breaker are provided with a second plugging structure (6) in a pluggable manner, and a plurality of groups of functional circuits are electrically connected with the transmission circuit board (41) through the second plugging structure (6).
2. The internet of things circuit breaker according to claim 1, wherein: the middle conveyor (4) comprises an insulation box (42) provided with an isolation cavity, the transmission circuit board (41) is arranged in the insulation box (42) in a sealing mode, the base (1) is provided with a containing groove (11) suitable for containing the insulation box (42), and the controller device (3) is inserted into the containing groove (11) to form detachable plug-in fit with the insulation box (42).
3. The internet of things circuit breaker according to claim 2, wherein: the intermediate conveyor (4) comprises three wire slot channels (43) which are arranged at the bottom of the insulation box (42) at intervals and can be used for a three-phase main circuit to pass through, and the cross sections of the wire slot channels (43) are arc-shaped.
4. The internet of things circuit breaker of claim 3, wherein: two supporting bottom plates (44) for separating three wire slot channels (43) are arranged at the bottom of the insulation box (42), the two supporting bottom plates (44) are abutted to the accommodating groove (11), three bottom gaps (7) are formed between the bottom of the insulation box (42) and the accommodating groove (11) through separation of the two supporting bottom plates (44), and the three wire slot channels (43) are connected to the upper sides of the three bottom gaps (7) respectively.
5. The internet of things circuit breaker of claim 4, wherein: the insulation box (42) is installed in the accommodating groove (11) through a fixing structure, and the fixing structure comprises: the fixing holes (45) are respectively arranged at the end parts of the two supporting bottom plates (44), the connecting holes (12) are penetrated between the bottom surface of the base (1) and the mounting groove and are opposite to the fixing holes (45), and the fastening pieces penetrate through the connecting holes (12) and are fastened to the fixing holes (45).
6. The internet of things circuit breaker according to any one of claims 2-5, wherein: the controller device (3) comprises a controller box (31) and a control board assembly (32) and a communication module (33) which are installed in the controller box (31), and the first plugging structure (5) comprises: the controller device comprises a controller box (31), a first socket (52) and a first plug (51), wherein the first socket (52) is arranged at the bottom of the controller box and connected with a control board assembly (32), the first plug (51) is correspondingly arranged at the top of the insulating box (42) and connected with a transmission circuit board (41), and the first socket (52) and the first plug (51) are driven to form plug-in fit when the controller device (3) is inserted into an installation window (21).
7. The internet of things circuit breaker of claim 6, wherein: the second connector structure (6) comprises: the second plug sockets (61) are arranged at the bottom of the insulating box (42) and connected with the transmission circuit board (41), and the second plug plugs are connected to a plurality of groups of functional circuits and are matched and spliced on the second plug sockets (61).
8. The internet of things circuit breaker of claim 7, wherein:
an upper jack is arranged around the first plug (51) at the top of the insulation box (42), the first plug socket (52) penetrates into the upper jack and is connected with the first plug (51), and a first sealing ring is arranged between the first plug socket (52) or the first plug socket (51) and the upper jack;
the bottom of the insulation box (42) surrounds the second socket (61) and is provided with a lower jack, and a second sealing ring is arranged between the second socket (61) or the second plug and the lower jack.
9. The internet of things circuit breaker according to any one of claims 1-8, wherein: the three-phase main circuit is provided with three soft connections which respectively penetrate through the three threading cavities (81) and then extend into the three wire slot channels (43), and the current transformer module (8) positioned at one side of the middle transmitter (4) is arranged in the base (1), and the current transformer module (8) comprises three threading cavities (81) corresponding to the three wire slot channels (43).
10. The internet of things circuit breaker of claim 9, wherein: a plurality of groups of functional circuits extend into the bottom gap (7) and are connected with the intermediate transmitter (4) through a second plugging structure (6); the multi-group functional circuits comprise a current information acquisition circuit, a temperature information acquisition circuit, a gate information detection circuit, a main circuit power-taking circuit and a tripping protection control circuit which are respectively connected with the second plug connectors.
CN202310454844.2A 2023-04-24 2023-04-24 Internet of things circuit breaker Pending CN116598173A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310454844.2A CN116598173A (en) 2023-04-24 2023-04-24 Internet of things circuit breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310454844.2A CN116598173A (en) 2023-04-24 2023-04-24 Internet of things circuit breaker

Publications (1)

Publication Number Publication Date
CN116598173A true CN116598173A (en) 2023-08-15

Family

ID=87610744

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310454844.2A Pending CN116598173A (en) 2023-04-24 2023-04-24 Internet of things circuit breaker

Country Status (1)

Country Link
CN (1) CN116598173A (en)

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