CN216671522U - Modularized intelligent measurement circuit breaker integrating signal indication and communication functions - Google Patents

Abstract

The utility model discloses a modularized intelligent measuring circuit breaker integrating signal indication and communication functions, which comprises a shell assembly, a driving rotating shaft and a signal alarm device arranged in a mounting groove structure through a connecting structure, wherein the signal alarm device comprises a first switch structure, a second switch structure and a power supply unit device which are arranged on a shell frame structure, the first switch structure and the second switch structure are respectively provided with a first contact pin and a second contact pin which extend on a rotating path of the driving rotating shaft, the signal alarm device adopting the technical scheme has simple structure, can realize modularized and integrated installation, occupies small space, is convenient for the installation and replacement operation of the two switch structures on the circuit breaker, reduces the setting cost, can provide power for a carrier communication device through the power supply unit device, and can detect the opening and closing state information of the circuit breaker through the two switch structures, and the breaker can be distinguished from normal opening or opening due to fault tripping, so that the use safety of the product is ensured.

Description

Modularized intelligent measurement circuit breaker integrating signal indication and communication functions

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to a modular intelligent measurement circuit breaker integrating signal indication and communication functions.

Background

The prior intelligent circuit breaker has the protection functions of overload long time delay and short circuit instantaneous motion, and can be matched with a communication carrier module to realize the intelligent communication function, the communicable intelligent circuit breaker outputs a switching-on/off signal, the most common way is that the switching-on/off signal is provided by an auxiliary contact accessory arranged in a shell of the circuit breaker, the auxiliary contact accessory occupies large space, is easily limited by the space of the shell of the circuit breaker and can not be arranged, the installation matching degree is poor,

therefore, chinese patent document CN20938881U discloses a switching detection device for a molded case circuit breaker, which includes a driving shaft installed in a circuit breaker housing, a housing, and a signal trigger device installed on the housing and electrically connected to a circuit board, wherein the driving shaft contacts or separates from the signal trigger device when switching off or switching on, the signal trigger device includes a first trigger device and a second trigger device installed in the housing, and the first trigger device has an elastic contact pin which is arranged on a rotation path of the driving shaft and driven by the driving shaft to deflect; the second trigger device comprises a second trigger device body and a transmission rod, wherein the second trigger device body and the transmission rod are arranged in the housing, one end of the transmission rod is a contact end connected with the second trigger device body, the other end of the transmission rod is a driven end which extends in the same direction as the elastic contact pin and is positioned on a rotating path of the driving rotating shaft, so that the first trigger device and the second trigger device are driven and triggered in the rotating process of the driving rotating shaft, and the two trigger devices are microswitches respectively. In order to realize signal transmission, an RS485 communication module interface is usually arranged on a circuit board, so that a bus is inconvenient to lay and high in cost.

As is apparent from the above patent documents, the conventional opening/closing detection device for a circuit breaker still has the following problems: 1. the two trigger devices need to be installed in the housing firstly, then the housing is fixed on the base, and finally the middle seat and the upper cover are covered, so that the housing is large in occupied space during installation, the internal space of the circuit breaker is crowded, the installation is complicated, the installation and replacement operations of the two trigger devices on the circuit breaker are inconvenient, the installation efficiency is low, and the setting cost is high; 2. the two trigger devices are respectively used as the self-checking function and the external checking function of the circuit breaker, so that the two trigger devices are only used for detecting the opening and closing state of the circuit breaker, the circuit breaker cannot be distinguished as a tripping fault opening or a normal free opening, and the using requirements of users cannot be met.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the problems that the two triggering devices in the prior art are only used for detecting the opening and closing states of the circuit breaker, the circuit breaker cannot be distinguished as tripping failure and normal opening, and the two triggering devices are complex in installation structure on the circuit breaker, inconvenient to install and replace and high in installation cost.

In order to solve the above technical problem, the present invention provides a modular intelligent measurement circuit breaker integrating signal indication and communication functions, comprising:

the shell assembly comprises a base, a middle seat and a driving rotating shaft which is rotatably arranged between the base and the middle seat, wherein the driving rotating shaft is provided with a first position for driving the moving contact and the static contact to be separated to form a first section of opening distance when the circuit breaker is normally opened and a second position for driving the moving contact and the static contact to be separated to form a second section of opening distance when the circuit breaker is tripped and the fault is opened, and the second section of opening distance is larger than the first section of opening distance;

the mounting groove structure is arranged on the middle seat, and the bottom of the mounting groove structure is provided with a through hole opposite to the driving rotating shaft;

the signal alarm device is installed in the installation groove structure through a connecting structure and comprises a shell frame structure accommodated in the installation groove structure, and a first switch structure and a second switch structure which are installed on two sides of the shell frame structure, wherein the first switch structure and the second switch structure are respectively provided with a first contact pin and a second contact pin which penetrate through the through hole and extend on a rotating path of the driving rotating shaft; the driving rotating shaft presses the first contact pin when in a first position so as to trigger the first switch structure to send a signal for indicating the opening of the circuit breaker, and presses the second contact pin when in a second position in sequence so as to trigger the second switch structure to send a signal for indicating the opening of the tripping fault of the circuit breaker.

As a preferable scheme, the housing structure includes two side chambers disposed at two sides thereof, the first switch structure and the second switch structure are micro switches fixed in the two side chambers, the first contact pin is rotatably disposed on a side chamber sidewall of one side thereof and connected to the trigger portion of the first switch structure, and the second contact pin is rotatably disposed on a side chamber sidewall of the other side thereof and connected to the trigger portion of the second switch structure.

As a preferred scheme, the bottom ends of the two side chambers are open ends communicated with the through hole, the first contact pin and the second contact pin penetrate through the through hole and then are positioned above the driving rotating shaft in a high-low mode, the driving rotating shaft comprises two abutting and pushing bosses respectively opposite to the first contact pin and the second contact pin, the driving rotating shaft drives the first contact pin to rotate through one of the abutting and pushing bosses when being located at the first position, and drives the second contact pin to rotate through the other abutting and pushing boss when being located at the second position.

As a preferred scheme, an upper chamber is arranged at the top of the shell frame structure, an electric connection plate is installed in the upper chamber, and a communication module in communication connection with the first switch structure and the second switch structure is arranged on the electric connection plate; or the electric connection board is provided with a connector module which is in line connection with the first switch structure and the second switch structure.

As a preferred scheme, a carrier communication device is arranged between the base and the middle seat, a power supply unit device for providing power for the carrier communication device is arranged on the shell frame structure, and the power supply unit device and the carrier communication device are respectively connected with the electric connection plate and communicated with each other to form a transmission circuit.

As a preferred scheme, a groove cavity is formed in the shell frame structure and located at the front end of the upper cavity, the power supply unit device is installed and contained in the groove cavity and connected with the electric connection board through the first plug-in structure, and the carrier communication device is connected with the electric connection board through the second plug-in structure.

As a preferable scheme, a first socket communicated with the upper end of the groove cavity is arranged between the side wall of the front end of the upper cavity and the upper end of the groove cavity, the first plug-in structure comprises a first socket arranged on the electric connection plate close to the first socket and a first connector arranged on the power supply unit device and opposite to the first socket, and the power supply unit device drives the first socket when being installed in the groove cavity and forms an opposite insertion fit with the first socket.

As a preferred scheme, the carrier communication device comprises a carrier module body which is arranged on the middle seat in a pluggable manner, and a control electrical component which is arranged on the base and electrically connected with the carrier module body; the rear end side wall of the upper cavity is provided with a second socket, the second plug-in structure comprises a second socket and a second joint, the second socket is arranged on the electric connection board close to the second socket, the second joint is connected with the control electric assembly through a circuit, and the second joint penetrates through the second socket to be connected to the second socket in an inserting mode.

As a preferred scheme, a positioning boss is arranged in the upper chamber, and a positioning through hole which is matched and arranged on the positioning boss in a penetrating way is arranged on the electric connection plate; the connector module comprises two connector seat ends arranged on two sides of the electric connection plate and two connector line ends respectively connected with the first switch structure and the second switch structure, and the connector line ends are in plug-in fit with the connector seat ends.

As a preferred scheme, the power supply unit device is a battery structure which is installed in a groove cavity in a matching mode, the groove cavity is in a cylindrical groove shape, at least one limiting sliding groove is formed in the circumferential inner wall of the groove cavity in an extending mode along the length direction of the groove cavity, and the power supply unit device is provided with at least one limiting sliding block which is matched with and inserted into the limiting sliding groove in a sliding mode.

As a preferred scheme, the shell frame structure comprises two cover structures which are used for installing two sides of the shell frame structure and covering two side chambers, the two cover structures are provided with two upper blocking surfaces which cover the upper chambers when the two cover structures are closed, the two upper blocking surfaces are respectively provided with a limiting column which is opposite to the electric connecting plate from top to bottom, and the shell assembly further comprises an upper cover which is arranged on the middle seat and covers the installation groove structure.

As an optimal scheme, connection structure is including setting up a plurality of elasticity pothook structures at shell frame structure both ends are in with correspond the setting and be in a plurality of draw-in groove structures and/or a plurality of buckle boss on the relative both sides lateral wall of mounting groove structure the shell frame structure is packed into during the mounting groove structure, it is a plurality of elasticity pothook structure with draw-in groove structure or buckle boss form the joint cooperation.

Compared with the prior art, the technical scheme of the utility model has the following advantages:

1. in the modular intelligent measuring circuit breaker provided by the utility model, the first switch structure and the second switch structure are arranged on two sides of the shell frame structure, and the signal alarm device is directly arranged in the mounting groove structure of the middle seat, so that the first contact pin and the second contact pin of the first switch structure and the second switch structure can pass through the through hole and extend to the rotating path of the driving rotating shaft, the design has the advantages that the driving rotating shaft moves to the first position and presses the first contact pin when the circuit breaker is normally opened, the first switch structure sends a signal for indicating the opening of the circuit breaker, and therefore, the circuit breaker in a halving state has an auxiliary indication function, and when the circuit breaker is opened due to a fault, the driving rotating shaft rotates to the second position beyond the first position and presses the second contact pin, so that the second switch structure sends a signal for indicating the opening of the circuit breaker to open the fault, therefore, the signal alarm effect is achieved on the circuit breaker tripped due to faults, in addition, the driving rotating shaft is separated from the first contact pin and the second contact pin when the circuit breaker is switched on, and therefore the first switch structure and the second switch structure are triggered to send signals used for indicating the circuit breaker to be switched on respectively. The signal alarm device adopting the technical scheme has the advantages that the structure is simple, the modularization and the integrated installation can be realized, the installation occupied space is small, the installation and the replacement operation of the two switch structures on the circuit breaker are convenient, the installation is simple and convenient, the installation efficiency is improved, the setting cost is reduced, the opening and closing state information of the circuit breaker can be detected through the signal alarm device, the circuit breaker can be distinguished from normal opening or opening due to fault tripping, the detection is accurate and reliable, and the use safety of products is ensured.

2. In the modular intelligent measurement circuit breaker provided by the utility model, the power supply unit device for providing a power supply for the carrier communication device is arranged on the shell frame structure, the power supply unit device and the carrier communication device are communicated through the electric connecting plate, the structural design is that the power supply unit device and the two switch structures are integrated on the shell frame structure, the overall structure is compact, the space is saved, the cost is reduced, the integrated installation is synchronously realized on the circuit breaker, the installation is more convenient, the power supply unit device can independently supply power for the carrier communication device, the conditions of communication interruption and information loss of the carrier communication device when the main circuit of the circuit breaker is suddenly powered off are prevented, and the stability and the reliability of signal transmission of the carrier communication device are ensured.

3. In the modular intelligent measuring circuit breaker provided by the utility model, the power supply unit device is installed and accommodated in the groove cavity of the shell frame structure and is connected with the electric connecting plate in a pluggable manner through the first plug-in structure, and the carrier communication device is connected with the electric connecting plate in a pluggable manner through the second plug-in structure.

4. In the modularized intelligent measurement circuit breaker provided by the utility model, the carrier communication device consists of a carrier module body and a control electrical component, the control electrical component is connected with a second connector through a circuit, a first socket and a second socket are correspondingly arranged on an electric connection board, in the installation process, when a power supply unit device is installed in a groove cavity, the first connector and the first socket are driven to form opposite insertion fit, and the second connector and the second socket form insertion fit, so that the circuit connection between the power supply unit device and the carrier communication device is realized, and two switch structures can also form insertion installation through a connector module and the electric connection board, so that the circuit connection between the two switch structures and the carrier communication device is realized, the indication signals sent by the two switch structures can realize signal transmission through the carrier communication device, and the installation structure design can realize the installation through the insertion fit in the form of connector (electric connector), and can realize the installation of each switch structure The device is assembled and connected, the mounting structure is simple, the mounting process is simplified, the assembly is convenient, the assembly time is saved, the disassembly, the assembly and the maintenance are convenient, and therefore the modular installation of the signal alarm device and the carrier communication device on the circuit breaker is realized.

5. According to the modularized intelligent measurement circuit breaker, the power supply unit device is of a cylindrical battery structure, the groove cavity is correspondingly of a circular groove structure, when the power supply unit device is installed in the groove cavity from top to bottom, the limiting sliding block on the power supply unit device is driven to slide downwards along the limiting sliding groove in the inner wall of the groove cavity and insert, the phenomenon of torsion in the groove cavity when the power supply unit device is stressed can be limited through the matching of the limiting sliding block and the limiting sliding groove, the limiting installation effect is achieved, and the installation stability of the power supply unit device is guaranteed.

6. In the modular intelligent measuring circuit breaker provided by the utility model, the signal alarm device integrates and installs two switch structures and a power supply unit device on a shell structure, two side chambers for installing the two switch structures are arranged on two sides of the shell structure, an upper chamber for installing an electric connecting plate is arranged at the top of the shell structure, a groove chamber for installing the power supply unit device is arranged on the front side of the upper chamber, and the two side chambers and the upper chamber are covered by two cover structures to achieve a protection effect.

7. In the modular intelligent measuring circuit breaker provided by the utility model, the two ends of the shell frame structure are respectively provided with the plurality of elastic clamping hook structures, and the side walls of the two sides of the mounting groove structure are respectively provided with the plurality of clamping groove structures or the plurality of buckling bosses, when the modular intelligent measuring circuit breaker is installed, the shell frame structure is only installed in the mounting groove structure, and the elastic clamping hook structures and the clamping groove structures or the buckling bosses are in clamping fit, so that the shell frame structure keeps the installation position in the mounting groove structure fixed, namely, the signal alarm device is installed and fixed in place in one step, the traditional installation mode of a plurality of fasteners such as screws is avoided, the matching fixation is reliable, the installation structure is simplified, the assembly efficiency is improved, the cost is reduced, and finally, the mounting groove structure is covered when the upper cover is fixed on the middle seat, so that the signal alarm device is prevented from being exposed, and the protection performance is good.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below.

Fig. 1 is a schematic structural diagram of a modular smart metering circuit breaker according to the present invention;

fig. 2 is a schematic plan view of the modular smart metering circuit breaker of the present invention, particularly illustrating the mounting groove structure;

FIG. 3 is a schematic view of the installation structure of the signal alarm device and the driving shaft of the present invention;

FIG. 4 is a schematic view of a first switch structure of the present invention mounted on a signal alarm device;

FIG. 5 is a schematic diagram of a second switch structure of the present invention mounted on a signal alarm device;

FIG. 6 is a schematic cross-sectional view of the signaling device of the present invention;

FIG. 7 is a schematic structural diagram of a power supply unit device according to the present invention;

fig. 8 is a schematic structural diagram of a first switch structure of the utility model when the circuit breaker is opened;

fig. 9 is a schematic structural view of a second switch structure of the present invention when the circuit breaker trips to open the circuit breaker;

description of reference numerals: 1. a housing assembly; 11. a base; 12. a middle seat; 2. a housing structure; 21. a side chamber; 22. an upper chamber; 23. a groove cavity; 24. a first socket; 25. a second jack; 26. positioning the boss; 27. a limiting chute; 28. an elastic hook structure; 29. a cover structure; 291. a buckle assembly; 292. a limiting column; 293. a strip-shaped groove; 3. a first switch structure; 31. a first contact pin; 4. a second switch structure; 4. a first contact pin; 5. an electrical connection plate; 50. a connector module; 51. a first socket; 52. a second socket; 6. a power supply unit device; 61. a first joint; 62. a limiting slide block; 7. a carrier communication device; 8. a mounting groove structure; 80. a through hole; 81. a slot structure; 82. buckling a boss; 9. driving the rotating shaft; 91. pushing the boss.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present 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 otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

The present embodiment provides a modular smart metering circuit breaker integrated with signal indication and communication functions as shown in fig. 1 to 9, which includes:

the shell assembly 1 comprises a base 11, a middle base 12 and a driving rotating shaft 9 rotatably arranged between the base 11 and the middle base 12, wherein the driving rotating shaft 9 is provided with a first position for driving a moving contact and a fixed contact to be separated to form a first section of opening distance when the circuit breaker is normally opened and a second position for driving the moving contact and the fixed contact to be separated to form a second section of opening distance when the circuit breaker is released and the fault is opened, and the second section of opening distance is larger than the first section of opening distance;

the mounting groove structure 8 is arranged on the middle seat 12, and the bottom of the mounting groove structure is provided with a through hole 80 opposite to the driving rotating shaft 9;

the signal alarm device is installed in the installation groove structure 8 through a connecting structure and comprises a shell frame structure 2 accommodated in the installation groove structure 8, and a first switch structure 3 and a second switch structure 4 which are installed at two sides of the shell frame structure 2, wherein the first switch structure 3 and the second switch structure 4 are respectively provided with a first contact pin 31 and a second contact pin 41 which penetrate through the through hole 80 and extend on the rotation path of the driving rotating shaft 9; the driving rotating shaft 9 presses the first contact pin 31 when in a first position so as to trigger the first switch structure 3 to send a signal for indicating the opening of the breaker, and successively presses the second contact pin 41 when in a second position so as to trigger the second switch structure 4 to send a signal for indicating the opening of the breaker tripping fault; and the driving rotating shaft 9 is respectively separated from the first contact pin and the second contact pin when the circuit breaker is switched on so as to trigger the first switch structure and the second switch structure to respectively send signals for indicating the switching-on of the circuit breaker.

In the above embodiment, the signal alarm device is directly installed in the installation groove structure 8 of the middle seat 12, that is, the first contact pin 31 and the second contact pin of the first switch structure 3 and the second switch structure 4 can extend to the rotation path of the driving shaft 9 through the through hole 80, which is advantageous in that, the driving shaft 9 moves to a first position and presses the first contact pin 31 when the circuit breaker is normally opened, so that the first switch structure 3 sends a signal for indicating the opening of the circuit breaker, thereby playing an auxiliary indication role for the circuit breaker in a switching-on state, and when the circuit breaker is tripped and switched off due to faults, the driving rotating shaft 9 can cross the first position to rotate to the second position and touch and press the second contact pin, so that the second switch structure 4 sends a signal for indicating the tripping fault of the circuit breaker, and the signal alarm effect is achieved on the circuit breaker tripped by a fault. The signal alarm device adopting the technical scheme has the advantages that the structure is simple, the modularization and the integrated installation can be realized, the occupied space for installation is small, the installation and the replacement operation of the two switch structures on the circuit breaker are facilitated, the installation is simple and convenient, the installation efficiency is improved, the setting cost is reduced, the opening and closing state information of the circuit breaker can be detected through the signal alarm device, the circuit breaker can be distinguished from normal opening or opening due to fault tripping, the detection is accurate and reliable, and the use safety of products is ensured.

The specific arrangement of the first switch structure and the second switch structure is described in detail below with reference to fig. 1-3:

the housing structure 2 comprises two side chambers 21 arranged at two sides thereof, the first switch structure 3 and the second switch structure 4 are micro switches fixed in the two side chambers 21 respectively, the first contact pin 31 is rotatably arranged on the side wall of the chamber 21 at one side and is connected with the trigger part of the first switch structure 3, the second contact pin is rotatably arranged on the side wall of the other side chamber 21 and is connected with the trigger part of the second switch structure 4, the first contact pin and the second contact pin are in L-shaped structures and are respectively provided with a reset torsion spring, the trigger part is an elastic button or an elastic key of a microswitch, when the circuit breaker is in a closing state, because the first contact pin and the second contact pin respectively press against the triggering parts of the two micro switches under the action of the reset torsion spring, namely, the two microswitches are in a normally closed state, so that the first switch structure or the second switch structure sends a closing signal for indicating the closing of the circuit breaker. Therefore, when the circuit breaker is normally opened, referring to fig. 8, the driving rotating shaft drives the first contact pin 31 to rotate and separate from the triggering portion of the first switch structure 3, so that the first switch structure is switched from a normally closed state to a normally open state, and the first switch structure is triggered to open to send an opening indication signal; and when the circuit breaker trips and opens the brake due to a fault, referring to fig. 9, the driving rotating shaft can drive the second contact pin to rotate and separate from the triggering part of the second switch structure, so that the second switch structure is switched from a normally closed state to a normally open state, and the first switch structure is triggered to open and send a brake-opening indication signal. Obviously, the first contact pin and the second contact pin can be selected not to contact with the triggering parts of the two switch structures when the circuit breaker is switched on, but to respectively press the triggering parts of the two switch structures under the driving of the driving rotating shaft when the circuit breaker is switched off or is switched off, so that the triggering processes of the two switch structures can be realized. A person skilled in the art can select a specific arrangement manner of the first contact pin and the second contact pin according to the above description, and details are not repeated herein.

As a preferred embodiment, the bottom ends of the two side chambers 21 are open ends communicated with the through hole 80, the first contact pin 31 and the second contact pin pass through the through hole 80 and then are located above the driving rotating shaft 9 in a high-low manner, the driving rotating shaft 9 includes two pushing bosses 91 respectively opposite to the first contact pin 31 and the second contact pin, since the driving rotating shaft 9 rotates to the first position when the circuit breaker is normally opened and passes through the first position and rotates to the second position when the circuit breaker is tripped, that is, the driving rotating shaft 9 drives the moving contact to open the brake more greatly in the tripped state, so as to trigger the first contact pin 31 and the second contact pin first and then, as can be known in the above, when the driving rotating shaft 9 is located at the first position, the pushing boss 91 drives the first contact pin 31 to rotate, and when the driving rotating shaft is located at the second position, the other pushing boss 91 drives the second contact pin to rotate, the driving rotating shaft 9 at the second position can successively trigger the first switch structure 3 and the second switch structure 4 to send signals, the opening indicating signal of the first switch structure 3 plays a role in auxiliary indication, and the tripping fault signal of the second switch structure 4 indicates that the tripping fault of the circuit breaker can be judged, so that the tripping fault of the circuit breaker mainly comprises a short-circuit fault, an electric leakage fault or an overload fault.

As shown in fig. 4-5, an upper chamber 22 is disposed at the top of the housing structure 2, an electrical connection board 5 is installed in the upper chamber 22, and a communication module in communication connection with the first switch structure 3 and the second switch structure 4 is disposed on the electrical connection board 5; or the electric connection board 5 is provided with a connector module 50 in line connection with the first switch structure 3 and the second switch structure 4, so that wireless or wireless connection can be adopted between the two switch structures and the electric connection board 5, and the connection mode is various.

The intelligent circuit breaker that this embodiment provided is still including setting up carrier communication device 7 between base 11 and the well seat 12, it is shown in combination figure 1, fig. 4-6 to combine, be provided with on the shell frame structure 2 and be used for carrier communication device 7 provides the power supply unit device 6 of power, power supply unit device 6 with carrier communication device 7 connects respectively electricity connecting plate 5 and intercommunication formation transmission circuit between the two, the available current power line of carrier communication device 7 just can carry out data transfer, carries out high-speed transmission with the analog or digital signal of circuit breaker through the carrier mode promptly, just so need not to erect new network bus, and the wiring is simple, and consequently, first switch structure 3 and second switch structure 4 realize the transmission function of indicator signal through carrier communication device 7. The benefit of design like this lies in, will power supply unit device 6 sets up on shell frame structure 2 with two switch structure integrations, and overall structure is compact, saves space, and reduce cost realizes the integration installation in step on the circuit breaker, and it is just comparatively convenient to install, can be independent through power supply unit device 6 for carrier communication device 7 supplies power to cause the condition that 7 communication of carrier communication device were interrupted and information lost when preventing the proruption outage of circuit breaker major loop, thereby guarantee 7 signal transmission's of carrier communication device stability and reliability.

In order to quickly connect a circuit between the power supply unit device 6 and the carrier communication device 7, a groove cavity 23 located at the front end of an upper cavity 22 is formed in the shell frame structure 2, the power supply unit device 6 is installed and contained in the groove cavity 23 and is connected with the electric connecting plate 5 through a first plug-in structure, the carrier communication device 7 is connected with the electric connecting plate 5 through a second plug-in structure, the first plug-in structure and the second plug-in structure are designed according to the principle of an electric connector, the plugging connection is convenient, the electric performance is good, the installation connection of the power supply unit device 6 and the carrier communication device 7 with the electric connecting plate 5 can be quickly realized, the modularized connection effect is achieved, the assembly process is simplified, the batch production and assembly of the signal alarm device and the carrier communication device 7 are facilitated, and the assembly efficiency is improved.

Set up location boss 26 in the upper chamber 22, it wears to establish to be equipped with the looks adaptation on the electric connecting plate 5 positioning hole 80 on the boss 26 of location, it is right with positioning hole 80's cooperation through location boss 26 electric connecting plate 5 plays the positioning action, and in this embodiment, two switch structure can preferably adopt connector module 50's the mode of setting, and is specific, connector module 50 is including setting up two connector seat ends of electric connecting plate 5 both sides to and connect first switch structure 3 and second switch structure 4's two connector line ends respectively, the connector line end with connector seat end forms the cooperation of pegging graft, and erection joint is convenient.

The specific arrangement of the first and second card structures is described in detail below with reference to fig. 4-6:

a first plug-in structure is arranged between the side wall of the front end of the upper cavity 22 and the upper end of the groove cavity 23, the first plug-in structure comprises a first socket 51 arranged on the electric connecting plate 5 close to the first plug-in 24 and a first connector 61 arranged on the power supply unit device 6 and opposite to the first socket 51, and the power supply unit device 6 is driven to be inserted into the groove cavity 23 and forms an opposite insertion fit with the first socket 51; further preferably, the carrier communication device 7 includes a carrier module body which is disposed on the middle seat 12 in a pluggable manner, and a control electrical component which is disposed on the base 11 and electrically connected to the carrier module body, the middle seat 12 is provided with a plugging groove for mounting the carrier module body, the control electrical component mainly includes a control circuit board and a power circuit board, and a plugging module which is disposed on the control circuit board and is plugged in the carrier module body in a matching manner, wherein a second socket 25 is disposed on the rear end side wall of the upper cavity 22, the second plug-in structure includes a second socket 52 which is disposed on the electrical connection board 5 near the second socket 25, and a second connector which is connected to the control electrical component through a circuit, and the second connector passes through the second socket 25 and is plugged on the second socket 52.

The design of the scheme has the advantages that the electric connection board 5 integrates a plurality of circuit structures, the circuit connection between the power supply unit device 6 and the carrier communication device 7 is realized through the matching of the first joint 61 and the first socket 51 as well as the matching of the second joint and the second socket 52, and the two switch structures can also be inserted and installed with the electric connection board 5 through the connector module 50, so that the circuit connection between the two switch structures and the carrier communication device 7 is realized, the indication signals sent by the two switch structures can be transmitted through the carrier communication device 7, the installation structure is designed to realize the modularized assembly among the devices through the insertion and matching in a connector assembly (electric connector) mode, the installation structure is simple, the installation process is greatly simplified, the assembly is very convenient, the assembly time is saved, and the disassembly, the assembly and the maintenance are very convenient, therefore, the modular installation of the signal alarm device and the carrier communication device 7 on the circuit breaker is realized.

As shown in fig. 5 and fig. 7, the power supply unit device 6 is a battery structure which is fittingly installed in a groove cavity, the battery structure includes a cylindrical battery case and a lithium battery part installed in the battery case, the groove cavity 23 is in the shape of a cylindrical groove, in order to prevent the power supply unit device 6 from rotating under a force in the groove cavity 23, at least one limit sliding groove 27 is arranged on the circumferential inner wall of the groove cavity 23 in an extending manner along the length direction thereof, the power supply unit device 6 has at least one limit sliding block 62 which is fittingly and slidably inserted in the limit sliding groove, the structure is such that, when the power supply unit device 6 is installed in the groove cavity 23 from top to bottom, the limit sliding block 62 thereon is inserted into the groove cavity 23 in a downward sliding manner along the limit sliding groove 27, and a twisting phenomenon can be prevented from occurring in the groove cavity 23 when the power supply unit device 6 is under a force by the cooperation of the limit sliding block 62 and the limit sliding groove 27, the installation limiting function is achieved, and the stability of installation and connection of the power supply unit device 6 is guaranteed.

In this embodiment, the housing structure 2 includes two cover structures 29 that are installed on two sides thereof through a buckle assembly 291 and cover the two side chambers 21, the two cover structures 29 have two upper blocking surfaces that cover the upper chamber 22 when closing, the two upper blocking surfaces are respectively provided with a limiting post 292 that is opposite to the electrical connection plate 5 up and down, and the two upper blocking surfaces are abutted against the electrical connection plate 5 through the limiting post 292 to prevent the electrical connection plate 5 from shaking and tilting in the upper chamber 22, the buckle assembly 291 includes a strip-shaped groove 293 that is respectively disposed on the front and rear side walls of the housing structure, and a plurality of installation buckles that are respectively disposed on the two cover structures and are engaged with the strip-shaped groove; the shell assembly 1 further comprises an upper cover which is arranged on the middle seat and shields the mounting groove structure 8, the signal alarm device integrally installs two switch structures and the power supply unit device 6 on the shell frame structure 2, two side chambers 21 for installing the two switch structures are arranged on two sides of the shell frame structure 2, an upper chamber 22 for installing the electric connecting plate 5 is arranged at the top of the signal alarm device, a groove chamber 23 for installing the power supply unit device 6 is arranged at the front end of the upper chamber 22, the two side chambers 21 and the upper chamber 22 are covered by two cover structures 29, the two switch structures are limited and protected, so that enough electric clearance is formed between the two switch structures, the two switch structures and the power supply unit device 6 are connected with the carrier communication device 7 through the electric connecting plate 5, and the structural layout is reasonably optimized, the occupied space is reduced, and the signal alarm device is beneficial to being small in size.

In order to realize the quick installation of the alarm signal device on the circuit breaker, as shown in fig. 2-4, the connection structure includes a plurality of elastic hook structures 28 disposed at two ends of the housing structure 2, and a plurality of slot structures 81 and/or a plurality of fastening bosses 82 correspondingly disposed on two opposite side walls of the mounting groove structure 8, that is, the slot structures 81 and the fastening bosses 82 can be used by selecting one of the slot structures 81 and the fastening bosses 82 or by combining them, for example, the slot structure 81 is disposed on one side wall of the mounting groove structure 8, and the fastening boss 82 is disposed on the other side wall, such a structure is configured that when the housing structure 2 is mounted in the mounting groove structure 8, the plurality of elastic hook structures 28 and the slot structures 81 or the fastening bosses 82 form a clamping fit, so as to make the housing structure 2 maintain the mounting position in the mounting groove structure 8 fixed, the installation that puts in place promptly for one step realizes signal alarm device is fixed, avoids adopting fastener mounting means such as traditional a plurality of screws, and the cooperation is fixed reliable, has simplified mounting structure, and the assembly is got up more swiftly conveniently, improves assembly efficiency, is favorable to reduce cost, covers mounting groove structure 8 when fixing the well seat with the upper cover at last to avoid signal alarm device to expose, the outward appearance is neat pleasing to the eye, and the protectiveness is good.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims (12)

1. The utility model provides a circuit breaker is measureed to modularization intelligence of integrated signal instruction and communication function which characterized in that includes:

the shell assembly (1) comprises a base (11), a middle seat (12) and a driving rotating shaft (9) rotatably arranged between the base (11) and the middle seat (12), wherein the driving rotating shaft (9) is provided with a first position for driving a moving contact and a fixed contact to be separated to form a first section of opening distance when the circuit breaker is normally opened and a second position for driving the moving contact and the fixed contact to be separated to form a second section of opening distance when the circuit breaker is tripped and the fault is opened, and the second section of opening distance is larger than the first section of opening distance;

the mounting groove structure (8) is arranged on the middle seat (12), and the bottom of the mounting groove structure is provided with a through hole (80) opposite to the driving rotating shaft (9);

the signal alarm device is installed in the installation groove structure (8) through a connecting structure and comprises a shell frame structure (2) accommodated in the installation groove structure (8), and a first switch structure (3) and a second switch structure (4) which are installed on two sides of the shell frame structure (2), wherein the first switch structure (3) and the second switch structure (4) are respectively provided with a first contact pin (31) and a second contact pin (41) which penetrate through the through hole (80) and extend on a rotating path of the driving rotating shaft (9); the driving rotating shaft (9) presses the first contact pin (31) when in a first position so as to trigger the first switch structure (3) to send a signal for indicating the opening of the circuit breaker, and successively presses the second contact pin (41) when in a second position so as to trigger the second switch structure (4) to send a signal for indicating the opening of the tripping fault of the circuit breaker.

2. The modular smart metering circuit breaker with integrated signaling and communication functions of claim 1, wherein: the shell frame structure (2) comprises two side chambers (21) arranged on two sides of the shell frame structure, the first switch structure (3) and the second switch structure (4) are micro switches fixed in the side chambers (21), the first contact pin (31) is rotatably arranged on the side wall of one side chamber (21) and connected with the trigger part of the first switch structure (3), and the second contact pin (41) is rotatably arranged on the side wall of the other side chamber (21) and connected with the trigger part of the second switch structure (4).

3. The modular smart metering circuit breaker with integrated signaling and communication functions of claim 2, wherein: the bottom ends of the two side cavities (21) are communicated with an opening end of the through hole (80), the first contact pin (31) and the second contact pin (41) penetrate through the through hole (80) and then are located above the driving rotating shaft (9) in a high-low mode, the driving rotating shaft (9) comprises two abutting-pushing bosses (91) which are opposite to the first contact pin (31) and the second contact pin respectively, the driving rotating shaft (9) is driven to rotate by the abutting-pushing boss (91) when located at a first position, and the driving rotating shaft (9) is driven to rotate by the abutting-pushing boss (91) when located at a second position.

4. The modular smart metering circuit breaker of claim 3, wherein said modular smart metering circuit breaker further comprises: an upper cavity (22) is arranged at the top of the shell frame structure (2), an electric connection plate (5) is installed in the upper cavity (22), and a communication module in communication connection with the first switch structure (3) and the second switch structure (4) is arranged on the electric connection plate (5); or a connector module (50) which is connected with the first switch structure (3) and the second switch structure (4) in a circuit mode is arranged on the electric connection plate (5).

5. The modular smart metering circuit breaker of any one of claims 1-4, wherein: be equipped with carrier communication device (7) between base (11) and well seat (12), be provided with on shell frame structure (2) and be used for carrier communication device (7) provide power supply unit device (6) of power, power supply unit device (6) with carrier communication device (7) connect electric connecting plate (5) respectively and communicate between the two and form transmission circuit.

6. The modular smart metering circuit breaker with integrated signaling and communication functions of claim 5, wherein: the power supply device is characterized in that a groove cavity (23) located at the front end of the upper cavity (22) is formed in the shell frame structure (2), the power supply unit device (6) is installed and contained in the groove cavity (23) and is connected with the electric connection plate (5) through a first plug-in structure, and the carrier communication device (7) is connected with the electric connection plate (5) through a second plug-in structure.

7. The modular smart metering circuit breaker of claim 6, wherein said modular smart metering circuit breaker further comprises: go up the front end lateral wall of cavity (22) and be provided with first socket (24) that are linked together between recess chamber (23) upper end, first plug-in components structure is including being close to first socket (24) and setting up on electric connecting plate (5) and setting up power supply unit device (6) go up and with first joint (61) that first socket (51) are relative, power supply unit device (6) drive when packing into recess chamber (23) well, and with first socket (51) form the cooperation of cutting graftage.

8. The modular smart metering circuit breaker with integrated signaling and communication functions of claim 7, wherein: the carrier communication device (7) comprises a carrier module body which is arranged on the middle seat (12) in a pluggable manner, and a control electric component which is arranged on the base (11) and is electrically connected with the carrier module body; a second socket (25) is arranged on the side wall of the rear end of the upper chamber (22), the second plug-in structure comprises a second socket (52) which is arranged on the electric connection board (5) close to the second socket (25), and a second joint which is connected with the control electric assembly through a circuit, and the second joint penetrates through the second socket (25) and is connected to the second socket (52) in an inserting mode.

9. The modular smart metering circuit breaker of claim 4, wherein said modular smart metering circuit breaker further comprises: a positioning boss (26) is arranged in the upper cavity (22), and a positioning through hole (80) which is matched and arranged on the positioning boss (26) in a penetrating way is arranged on the electric connection plate (5); the connector module (50) comprises two connector seat ends arranged on two sides of the electric connection plate (5) and two connector line ends respectively connected with the first switch structure (3) and the second switch structure (4), and the connector line ends are in plug-in fit with the connector seat ends.

10. The modular smart metering circuit breaker of claim 8, wherein said modular smart metering circuit breaker further comprises: the power supply unit device (6) is of a battery structure which is installed in the groove cavity in a matched mode, the groove cavity (23) is in a cylindrical groove shape, at least one limiting sliding groove (27) is formed in the circumferential inner wall of the groove cavity in an extending mode along the length direction of the groove cavity, and the power supply unit device (6) is provided with at least one limiting sliding block (62) which is matched with the limiting sliding groove in a sliding and inserting mode.

11. The modular smart metering circuit breaker of any one of claims 6-10, wherein: the shell frame structure (2) comprises two cover structures (29) which are installed on two sides of the shell frame structure through a buckle component (291) and cover two side chambers (21), the two cover structures (29) are provided with two upper blocking surfaces which cover the upper chamber (22) when the two cover structures are closed, and the two upper blocking surfaces are respectively provided with a limit column (292) which is opposite to the electric connecting plate (5) from top to bottom.

12. The modular smart metering circuit breaker with integrated signaling and communication functions of claim 1, wherein: the shell assembly (1) further comprises an upper cover which is arranged on the middle seat and shields the mounting groove structure (8); connection structure is including setting up a plurality of elasticity pothook structures (28) at shell frame structure (2) both ends are in with corresponding the setting a plurality of draw-in groove structure (81) and/or a plurality of buckle boss (82) on the relative both sides lateral wall of mounting groove structure (8) shell frame structure (2) are packed into during mounting groove structure (8), make a plurality ofly elasticity pothook structure (28) with draw-in groove structure (81) or buckle boss (82) form the joint cooperation.

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