CN216389225U - Intelligent circuit breaker - Google Patents

Abstract

The utility model discloses an intelligent circuit breaker which comprises a circuit breaker main body, wherein the circuit breaker main body comprises a copper busbar, a main circuit board and an electric piece, the electric piece is provided with a hard needle, and the electric piece is electrically connected with the circuit board through the hard needle. In the scheme, the form of the upper plate of the hard needle is adopted, so that the electric connection between the electric part and the main circuit board is realized, the wiring harness connection of the internal electric part is cancelled, the production process is simplified, the production cost is reduced, the redundancy of the internal wiring harness is effectively reduced, and the reliable separation of the electric structure and the mechanical structure can be realized.

Description

Intelligent circuit breaker

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to an intelligent circuit breaker.

Background

At present, a traditional circuit board of a molded case circuit breaker is generally integrated in a main body, and due to the fact that the circuit breaker is complex in internal structure and tight in space, the circuit board is often realized by multiple laminated boards, and the circuit board is small in size, so that production difficulty is caused, the process is complex, and more connection points are formed among the circuit boards, so that the reliability is reduced; the electric parts inside the molded case circuit breaker are often connected with the circuit board through a large number of wire harnesses, and the connection mode increases the manufacturing cost of the product, so that the consistency of the product is poor, and the circuit of the circuit breaker is easily influenced by a mechanical part; and the existing circuit breaker does not have the temperature measurement function of the incoming and outgoing line copper bar.

In addition, an additional expansion module of the traditional molded case circuit breaker is generally arranged on a circuit breaker main body or an incoming and outgoing line copper bar; the module is arranged on the breaker main body, the module can affect the operation space of the breaker, and a circuit board in the module is close to a contact of the breaker, so that the temperature in the module is high, and the performance of the module is affected; and when the module was installed on circuit breaker business turn over line copper bar, although the connection stability of module is better, nevertheless connect and dismantle and need mounting tool, the dismouting is inconvenient, and the module can increase the overall dimension of circuit breaker, and inconvenient the installation is in the comparatively constrictive distribution box in space.

In summary, the following disadvantages exist with current circuit breakers:

1. the wiring harness of the electric part in the circuit breaker is redundant, the process is complex and the reliability is poor;

2. the circuit breaker does not have the temperature measurement function of the incoming and outgoing line copper bar;

3. the installation of the additional extension module of the circuit breaker cannot be compatible with the reliability and the installation convenience;

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an intelligent circuit breaker, which adopts a form of a hard needle upper plate to realize the electrical connection between an electrical component and a main circuit board, cancels the wiring harness connection of an internal electrical component, simplifies the production process, reduces the production cost, and effectively reduces the redundancy of the internal wiring harness, thereby realizing the reliable separation of electrical and mechanical structures.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides an intelligent circuit breaker, includes the circuit breaker main part, the circuit breaker main part includes that copper is female arranges, main circuit board and electric spare, electric spare is equipped with hard needle, just electric spare passes through hard needle with the circuit board electricity is connected.

Preferably, the main circuit board is provided with a fabrication hole for mounting a hard pin of the electrical component, and the hard pin is welded with the fabrication hole.

Preferably, the circuit breaker main body further comprises a temperature measuring module;

the copper busbar is connected with the main circuit board through a metal connecting piece;

the temperature measurement module is used for measuring the temperature of the main circuit board and calculating through temperature compensation to obtain the temperature of the copper busbar.

Preferably, the thermometry module comprises:

and the thermocouple is arranged on the main circuit board.

Preferably, the side plug-in module is also lifted; the pull-up side insert module comprises:

the module connecting base is arranged on the side part of the breaker main body and is electrically connected with the main circuit board;

and the side-inserting module main body is inserted into the module connecting base and is electrically connected with the module connecting base.

Preferably, the bottom of the side plug-in module main body is provided with a plug-in sheet;

the module connecting base is provided with a socket which is used for being matched with the inserting piece of the side inserting module main body and electrically connected with the main circuit board.

Preferably, the side insert module body includes: the side-inserting module comprises a side-inserting module shell, an operation control panel, a circuit board and a handle;

the side-inserting module shell comprises a left module cover and a right module cover which are assembled in a matching way;

the operation control panel is arranged on the top of the module left cover or the module right cover; the circuit board is arranged between the module left cover and the module right cover and is electrically connected with the operation control panel, and the bottom of the circuit board is provided with the inserting piece; the handle is arranged at the top of the right cover of the module in a hidden mode.

Preferably, the top of the module right cover is provided with a receiving groove matched with the handle along the horizontal direction, and the handle can be movably arranged in the receiving groove along the normal direction of the module right cover and is provided with a horizontal receiving position and a horizontal disengaging position;

the handle can also be rotatably arranged in the accommodating groove and is provided with a vertical plugging position;

the handle can move between the horizontal storage position and the horizontal separation position for switching, and can rotate between the horizontal separation position and the vertical plugging position for switching.

Preferably, the handle comprises a long bar and two short bars; one ends of the two short rods are respectively and vertically connected with two ends of the long rod;

the shape of the accommodating groove is matched with that of the handle, the two short grooves of the accommodating groove are through grooves, and the left cover of the module is close to the two short grooves of the accommodating groove; the side part of the long groove of the accommodating groove, which is far away from the left cover of the module, is of an opening structure;

the inner side surfaces of the two short rods are respectively provided with a rotating shaft which is aligned with each other;

the medial surface of accomodating two short grooves in groove is equipped with and is used for with two the pivot one-to-one cooperation of short-rod, and follow the mounting groove that module right side lid normal direction distributes.

Preferably, the other ends of the two short rods are respectively provided with a lock catch;

the module left cover is provided with first locking grooves which are used for being correspondingly matched with the lock catches of the two short rods one by one; when the handle moves to the horizontal containing position, the lock catch can be inserted into the first locking groove.

According to the technical scheme, the intelligent circuit breaker provided by the utility model adopts the form of the upper plate of the hard needle, so that the electric connection between the electric part and the main circuit board is realized, the wiring harness connection of the internal electric part is cancelled, the production process is simplified, the production cost is reduced, the redundancy of the internal wiring harness is effectively reduced, and the reliable separation of the electric structure and the mechanical structure can be realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an intelligent circuit breaker according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a circuit breaker main body according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of connection between a hard pin of a transformer and a main circuit board according to an embodiment of the present invention;

fig. 4 is an exploded view of an intelligent circuit breaker according to an embodiment of the present invention;

fig. 5 is a schematic connection diagram of a pull-up side plug-in module and a module connection base according to an embodiment of the present invention;

fig. 6 is an exploded view of a structure of a pull-up side plug-in module according to an embodiment of the present invention;

fig. 7 is an exploded view of a pull-up side-entry module according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a lifting side-plug module according to an embodiment of the present invention (the handle is in a horizontal disengaged position);

fig. 9 is a schematic structural view of a lifting side-plug module according to an embodiment of the present invention (the handle is located at a horizontal storage position);

fig. 10 is a schematic view of the attachment of the handle to the lead sealing line of the pull-up side plug module according to the embodiment of the present invention;

fig. 11 is a schematic structural view of a lifting side-plug module according to an embodiment of the present invention (with a handle located at a vertical plugging position).

The circuit breaker comprises a circuit breaker main body 1, a copper busbar 1.1, a connecting screw 1.2, a thermocouple 1.3, a main circuit board 1.4, a mutual inductor 1.5, a mutual inductor hard pin 1.6, a circuit breaker shell 1.7 and a second locking groove 1.7.1, wherein the circuit breaker main body is a circuit breaker main body; 2, a side-inserting module main body, 2.1, a module left cover, 2.1.1, a first locking groove, 2.2, an operation control panel, 2.3, a handle, 2.3.1, a rotating shaft, 2.3.2, a lock catch, 2.3.3, a limiting strip, 2.3.4, a long rod, 2.3.5, a short rod, 2.4, a circuit board, 2.5, a module right cover, 2.5.1, a limiting plate, 2.5.2, a limiting groove, 2.5.3, an accommodating groove, 2.5.4, an installation groove, 2.6, an inserting piece and 2.7, a lead sealing line; 3 is a module connecting base, and 3.1 is a socket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

As shown in fig. 2, the intelligent circuit breaker provided by the embodiment of the utility model comprises a circuit breaker main body 1, wherein the circuit breaker main body 1 comprises a copper busbar 1.1, a main circuit board 1.4 and an electrical part, the electrical part is provided with a hard needle, and the electrical part is electrically connected with the circuit board 1.4 through the hard needle.

It should be noted that the electrical components refer to all electrical components electrically connected to the main circuit board 1.4 inside the circuit breaker main body 1, such as a transformer. That is, all electrical components inside the circuit breaker body 1 are electrically connected to the circuit board 1.4 through the hard pins. The mode that the electricity of all inside electric parts of circuit breaker main part 1 all adopted hard needle upper plate promptly has cancelled the pencil connection of all inside electric parts, has reduced the redundancy of complicated circuit, has enlarged circuit breaker main part 1's usage space, has increased the reliability and the convenience of electric part installation, has made things convenient for production technology, has reduced manufacturing cost, not only separates circuit and mechanical structure, has also strengthened the convenience and the economic nature of maintenance.

According to the technical scheme, the intelligent circuit breaker provided by the embodiment of the utility model adopts the form of the upper plate of the hard needle, realizes the electric connection between the electric part and the main circuit board, cancels the wiring harness connection of the internal electric part, simplifies the production process, reduces the production cost, and effectively reduces the redundancy of the internal wiring harness, thereby realizing the reliable separation of electric and mechanical structures.

In the scheme, the main circuit board 1.4 is provided with a process hole for installing a hard needle of an electric part, and the hard needle is welded with the process hole. Wherein the fabrication holes of the main circuit board 1.4 are used for inserting hard pins of electrical components. That is to say, this scheme is through the first grafting of the hard needle of electric spare and the fabrication hole of main circuit board 1.4 welding to realize the fixed electricity of electric spare and main circuit board 1.4 and be connected. The scheme is designed like this, and the electric connector has the characteristics of simple electric connection structure, simple and convenient production process, reliable installation of electric parts and the like.

Further, in order to realize the temperature measuring function of the copper busbar 1.1, the running state of the breaker main body 1 is monitored conveniently; correspondingly, the circuit breaker main body 1 further comprises a temperature measuring module;

the copper busbar 1.1 is connected with the main circuit board 1.4 through a metal connecting piece;

the temperature measurement module is used for measuring the temperature of the main circuit board 1.4 and calculating the temperature of the copper busbar 1.1 through temperature compensation. Specifically, when the breaker main body 1 operates, heat transferred to the copper busbar 1.1 is transferred to the thermocouple 1.3 of the main circuit board 1.4 through the metal connecting piece (namely, the connecting screw 1.2), the thermocouple 1.3 can realize resistance value change along with temperature change, the temperature near the main circuit board 1.4 can be measured in real time by testing the resistance value change of the thermocouple 1.3, and the temperature on the copper busbar 1.1 is indirectly obtained through the existing temperature compensation and interpolation algorithm technology, so that the real-time monitoring of the temperature of the copper busbar 1.1 is realized.

Still further, as shown in fig. 2, the temperature measuring module includes:

and a thermocouple 1.3 arranged on the main circuit board 1.4. The scheme is designed like this, and the temperature measurement device has the characteristics of high temperature measurement precision, easiness in implementation and the like.

Specifically, as shown in fig. 1, the intelligent circuit breaker provided by the embodiment of the present invention further includes a pull-up side plug-in module; the pull-up side insert module includes:

the module connecting base 3 is arranged on the side part of the breaker main body 2 and is electrically connected with the main circuit board 1.4;

and a side plug-in module body 2 inserted in the module connecting base 3 and electrically connected with the module connecting base 3.

It should be noted that, as shown in fig. 4, the module connecting base 3 is disposed on a side portion of the circuit breaker case 1.7 of the circuit breaker main body 1, and is electrically connected to the main circuit board 1.4 of the circuit breaker main body 1. Of course, the side plug module body 2 can be electrically connected to the main circuit board 1.4 via the module connection base 3. In addition, the scheme is inserted to the module side of this scheme, helps making 1 space of circuit breaker main part more effectively obtain utilizing, and the inside temperature of module is lower, and the module installation is more simple and convenient simultaneously, and is safer and more reliable. That is to say, the module side of this scheme is inserted the scheme, has been favorable to promoting the reliability and the installation convenience of circuit breaker expansion module, reduces potential safety hazard.

In addition, this scheme is based on the side and inserts the module main part and set up the grafting in the module connection base of circuit breaker main part lateral part to realized expanding the side of module in the circuit breaker main part and inserted, and then utilized circuit breaker main part space more effectively, also made the inside temperature of module lower, the module installation is more simple and convenient, and security and reliability are higher.

In the scheme, as shown in fig. 5, the bottom of the side plug module body 2 is provided with an inserting piece 2.6;

the top of the module connecting base 3 is provided with a socket 3.1 which is used for matching with an inserting piece 2.6 of the module main body 2 and is electrically connected with a main circuit board 1.4 of the circuit breaker main body 1. Wherein the module connecting base 3 is not a mere mounting base for the side-plug module body 2, and is provided with an electrical structure; that is, as shown in fig. 5, 3 sets of insertion pieces 2.6 are provided on the side-insertion module body 2, and are electrically connected to 3 sets of sockets 3.1 provided in the module connection base 3. By the design, the side-inserting module body 2 and the module connecting base 3 can be more conveniently and rapidly inserted. Furthermore, as shown in fig. 4, the socket 3.1 is substantially located in the module connecting base 3 and is disposed on the main circuit board 1.4. More specifically, module connection base 3 and circuit breaker casing 1.7 integrated into one piece in the circuit breaker main part 1, carry and draw in the side and insert module main part 2 and insert in module connection base 3, main circuit board 1.4 is fixed to the drain pan of circuit breaker casing with the screw, and main circuit board 1.4 is equipped with 3 groups of sockets, realizes electrical connection with 3 groups of inserts that are equipped with on carrying and drawing the side and inserting the module main part.

Specifically, as shown in fig. 6, the side insert module body 2 includes: the side plug-in module comprises a side plug-in module shell, an operation control panel 2.2, a circuit board 2.4 and a handle 2.3;

the side-inserting module shell comprises a left module cover 2.1 and a right module cover 2.5 which are assembled in an involutory manner;

the operation control panel 2.2 is arranged on the top of the module left cover 2.1 or the module right cover 2.5; the circuit board 2.4 is arranged between the module left cover 2.1 and the module right cover 2.5 (the circuit board 2.4 is certainly positioned in the side plug-in module shell), and is electrically connected with the operation control panel 2.2, and the bottom of the circuit board 2.4 is provided with an insertion piece 2.6; the handle 2.3 is arranged at the top of the module right cover 2.5 in a hidden way. In this scheme, handle 2.3's hidden design can make the side insert module main part 2 spaces obtain rational use, but also for the side insert module main part 2 pull out insert bring good experience sense. In addition, as shown in fig. 6, the above-mentioned structural form of the pull-up side plug module in this embodiment enables the internal circuit to be integrated on one circuit board 2.4, and the circuit board 2.4 does not need to meet the functional requirement through stacking, and the structural form space of the single board is larger, so that a space margin can be left for the function expansion.

Further, as shown in fig. 6, a receiving groove 2.5.3 for matching with the handle 2.3 is arranged on the top of the module right cover 2.5 along the horizontal direction, the handle 2.3 can be movably arranged in the receiving groove 2.5.3 along the normal direction of the module right cover 2.5, and has a horizontal receiving position (as shown in fig. 9) and a horizontal disengaging position (as shown in fig. 8); when the handle 2.3 moves to the horizontal storage position, the handle is positioned in the storage groove 2.5.3; when the handle 2.3 moves to the horizontal disengaging position, the handle is positioned outside the accommodating groove 2.5.3;

the handle 2.3 can also be rotatably arranged in the accommodating groove 2.5.3 and has a vertical plugging position (as shown in fig. 11);

handle 2.3 can remove the switching between horizontal storage position and the horizontal position of breaking away from to can rotate the switching between horizontal position of breaking away from and vertical plug position. Wherein, the process of pulling out of side plug module main part 2 is: the handle 2.3 is moved out from the horizontal storage position to the horizontal separation position, and then is rotated from the horizontal separation position to the vertical plugging position, so that the side plug module body 2 can be pulled out. Of course, the plugging process of the side plug module body 2 is the reverse of the pulling process, and will not be described herein. This scheme is so designed to the side is inserted module body 2's pulling and is pulled out and insert has been realized, and the plug that also can make side insert module body 2 moreover is safe and reliable more.

Still further, the handle 2.3 comprises a long bar 2.3.4 and two short bars 2.3.5; one end of each of the two short rods 2.3.5 is vertically connected to the two ends of the long rod 2.3.4, and the structure can be seen in fig. 6;

as shown in fig. 6, the shape of the storage groove 2.5.3 is matched with the shape of the handle 2.3, and the two short grooves of the storage groove 2.5.3 are through grooves to avoid influencing the rotation of the two short rods, and the module left cover 2.1 is close to the two short grooves of the storage groove 2.5.3; the side part of the long groove of the accommodating groove 2.5.3, which is far away from the module left cover 2.1, is of an opening structure, so that the handle 2.3 can be conveniently moved out or pushed into a horizontal accommodating position;

the inner side surfaces of the two short rods 2.3.5 are respectively provided with a rotating shaft 2.3.1 which are aligned with each other, and the structure can be shown by referring to fig. 6 and 7;

as shown in fig. 6, the inner side surfaces of the two short grooves of the accommodating groove 2.5.3 are provided with mounting grooves 2.5.4 which are used for being correspondingly matched with the rotating shafts 2.3.1 of the two short rods 2.3.5 one by one and are distributed along the normal direction of the module right cover 2.5, so that the two short rods 2.3.5 can move along the normal direction of the module right cover 2.5, and the horizontal pulling-out or horizontal pushing-in of the handle 2.3 into the accommodating groove 2.5.3 can be realized; when the handle 2.3 moves to the horizontal containing position, the rotating shaft 2.3.1 is positioned at the starting end of the mounting groove 2.5.4; when the handle 2.3 moves to the horizontal disengaging position, the rotating shaft 2.3.1 is positioned at the termination end of the mounting groove 2.5.4, so that the movement limitation of the handle 2.3 can be realized. As shown in fig. 7, in order to facilitate the installation of the rotating shaft 2.3.1 of the handle 2.3 into the mounting groove 2.5.4, it is required to arrange the starting end of the mounting groove 2.5.4 to be an open structure. In addition, the lifting structure of the side plug module body 2 has the advantages of being simple in structure, convenient to lift and the like.

Specifically, in order to realize the locking of the handle 2.3 at the horizontal storage position, the handle 2.3 is prevented from being stored and moved; correspondingly, as shown in fig. 7, the other ends of the two short rods 2.3.5 are respectively provided with a lock catch 2.3.2;

the module left cover 2.1 is provided with first locking grooves 2.1.1 which are correspondingly matched with the lock catches 2.3.2 of the two short rods 2.3.5 one by one; when the handle 2.3 moves to the horizontal storage position, the latch 2.3.2 can be inserted into the first locking groove 2.1.1. This scheme handle 2.3 accomodate locking structure design like this, have simple structure, the convenient and reliable characteristics such as of locking. Of course, as shown in fig. 10, the case of the circuit breaker main body 1 may be further provided with a second locking groove 1.7.1 aligned and communicated with the first locking groove 2.1.1, so as to interlock the pull-up side plug module with the circuit breaker main body 1.

Further, as shown in fig. 6, the top of the long slot of the receiving slot 2.5.3 is provided with a limiting plate 2.5.1 for matching with the top of the long rod 2.3.4, so that the handle 2.3 can be received and prevented from rotating;

the top of the long rod 2.3.4 is provided with a limit strip 2.3.3; the limiting plate 2.5.1 is provided with a limiting groove 2.5.2 matched with the limiting strip 2.3.3; when handle 2.3 removed to the level and accomodate the position, spacing 2.3.3 contradict the cooperation with spacing groove 2.5.2. This scheme design so to realized accomodating of handle 2.3 spacing, moreover through spacing 2.3.3's protruding design, still so that handle 2.3 pull out or push. In order to better understand the pulling process of the side plug module body 2 of the present embodiment, the pulling process of the side plug module body 2 is introduced as follows:

as shown in fig. 9, the handle 2.3 is first pushed a certain distance from the horizontal storage position to the normal direction of the right module cover 2.5, so that the handle 2.3 can be moved out of the limiting groove 2.5.2 of the right module cover 2.5 to the horizontal separation position, as shown in fig. 8, and then the handle 2.3 is rotated by 90 ° around the rotation shaft 2.3.1 thereof to the vertical plugging position, at this time, the side plug module body 2 is pulled out. Of course, the lifting and plugging process of the side plug module body 2 is opposite to the above process, and will not be described herein.

Furthermore, in order to fix the handle at the horizontal containing position; correspondingly, as shown in fig. 10, when the handle 2.3 is in the horizontal storage position, the long rod 2.3.4 is fixed with the top of the module right cover 2.5 through the lead sealing line 2.7. Of course, before the side plug module body 2 is pulled out, the lead sealing line 2.7 needs to be damaged, and the top parts of the long rod 2.3.4 and the module right cover 2.5 are provided with mounting through holes used for being matched with the lead sealing line 2.7.

The present solution is further described below with reference to specific embodiments:

the intelligent circuit breaker can expand the side insertion of the module, more effectively utilize space, has larger circuit board (circuit board) space, lower internal temperature, simple and convenient module installation, space saving and higher safety and reliability.

The utility model aims to improve the reliability and the installation convenience of the breaker module, reduce potential safety hazards and optimize the performance of the breaker.

As shown in fig. 1, the smart circuit breaker is composed of the following units: the circuit breaker comprises a circuit breaker main body, a lifting side-inserting module main body and a module connecting base.

The main body of the circuit breaker is a plastic shell circuit breaker with common specification and size in the market;

the module connecting base and the bottom shell of the molded case circuit breaker can be integrated or split;

the lifting side-plug module supports hot plug, and the breaker main body cannot be damaged by hot plug;

the temperature in the lifting side-inserting module bin can be lower than the temperature in the breaker main body by more than 10 ℃.

As shown in fig. 2, the circuit breaker main body further includes a copper busbar, a connection screw (i.e., a metal connection member), a thermocouple, a main circuit board, a transformer, and the like.

The copper busbar 1.1 is connected with the main circuit board 1.3 through a connecting screw 1.2, the copper busbar 1.1 is made of red copper or other copper alloys meeting the conductivity, and the connecting screw 1.2 is made of a material with corrosion resistance, high temperature resistance and good heat conductivity; when the circuit breaker operates, heat transferred to the incoming and outgoing line copper busbar is transferred to the main circuit board 1.3 through the connecting screw 1.2, the thermocouple 1.4 on the main circuit board 1.3 can measure the temperature near the main circuit board in real time, the temperature on the incoming and outgoing line copper busbar is indirectly obtained through a temperature compensation and interpolation algorithm, and then the real-time monitoring of the temperature on the incoming and outgoing line copper busbar is realized.

The mutual inductor 1.5 is connected with the main circuit board 1.4 through the mutual inductor hard needle 1.6 in a welding mode, the traditional electronic wiring harness connection mode is avoided, the redundancy of wiring harnesses in the circuit breaker is reduced, the use space is enlarged, and the reliability of electrical parts is improved;

the electric connection of all electric parts in the circuit breaker adopts the mode of hard needle upper plate, has reduced the redundancy of complicated circuit, has increased reliability and convenience, has made things convenient for production technology, has reduced manufacturing cost, separates circuit and mechanical structure, has also strengthened the convenience and the economic nature of maintenance.

As shown in fig. 6, the pull-up side insert module body is composed of the following units: the module comprises a left module cover, an operation control panel, a hidden handle, a circuit board and a right module cover.

The operation control panel 2.2 may be integrated on the module left cover 2.1 or the module right cover 2.5, or may be separately installed together as a part with the module left cover 2.1 and the module right cover 2.5.

The circuit board 2.4 is provided with a plurality of terminals which can control the action of an electromagnetic mechanism inside the breaker main body; the structural style of the lifting side-inserting module can enable an internal circuit to be integrated on one circuit board, the circuit board does not need to meet functional requirements through laminated boards, the structural style space of a single board is larger, and space allowance is reserved for function expansion.

The circuit board 2.4 can be mounted between the module left cover 2.1 and the module right cover 2.5 by means of screws, snaps or any other secure fixing means.

The motion process of the hidden handle comprises the following steps: pushing the hidden handle from the horizontal storage position (as shown in fig. 9) to the normal direction of the right module cover 2.5 for a certain distance, so that the hidden handle can be moved out of the limiting groove of the right module cover 2.5 to the horizontal disengagement position (as shown in fig. 8); then, the handle is rotated by 90 degrees along the rotating shaft 2.3.1 of the hidden handle to a vertical plugging position (as shown in fig. 11), and at this time, the module can be plugged by pulling; wherein, when hidden handle is located initial hidden position (promptly be located the level and accomodate the position), the hasp that is equipped with on the hidden handle can insert in the middle of the first locking groove 2.1.1 of the left lid 2.1 of module, and the first locking groove 2.1.1 on the left lid 2.1 of module communicates with each other with the second locking groove on the circuit breaker main part 1, and then can realize carrying the interlocking of drawing side plug-in module and circuit breaker, it is fixed through plumbous seal line with the module simultaneously hidden handle, realize side plug-in module and circuit breaker main part fixed connection.

The structure of the lifting side-inserting module has the following advantages: the structure is stable, the reliability is good, the space can be more effectively utilized due to the side-inserting scheme, the temperature in the module is lower, the installation is simple and convenient, and the safety is high; the design of the hidden handle further ensures the reasonable use of space, and simultaneously ensures that the lifting side-plugging module is more reliable, and the damage to the circuit board in the plugging process is minimized.

The key points and points to be protected of the utility model are as follows:

1. the temperature on the incoming and outgoing line copper bar is transmitted to the main circuit board through the connecting screw with good heat conductivity, and then is measured and compensated through the thermocouple, so that the real-time monitoring of the temperature of the incoming and outgoing line copper bar is realized;

2. the wiring harness connection of internal electrical components such as the mutual inductor and the like is cancelled, and the form of a hard needle upper plate is adopted, so that the reliability and the convenience are improved, the production process is facilitated, the production cost is reduced, and the effective separation of an electrical structure and a mechanical structure is realized;

3. compared with the traditional circuit breaker expansion module, the installation form of the lifting side-inserting module is safer and more reliable, the available space of the internal circuit board is increased, the stacking of multiple layers of circuit boards is avoided, and the temperature is lower;

4. the design of hidden handle is compromise and is carried the reasonable use in carrying practicality and space for the module plug is safe and reliable more.

The utility model has the advantages that:

1. the real-time monitoring of the temperature of the copper bar of the incoming and outgoing line is realized;

2. the wiring harness connection of an internal circuit is cancelled, the structural form of a hard needle upper plate is adopted, the production process is simplified, the production cost is reduced, the redundancy of the internal wiring harness is effectively reduced, and the reliable separation of an electric structure and a mechanical structure is realized;

3. compared with the traditional circuit breaker expansion module, the installation form of the lifting side-inserting module is safer and more reliable, the available space of the internal circuit board is increased, the stacking of multiple layers of circuit boards is avoided, and the temperature is lower;

4. the design of hidden handle is compromise and is carried the reasonable use in carrying practicality and space for the module plug is safe and reliable more.

Certainly, the scheme of inserting to the side of arbitrary position on the circuit breaker and the hidden handle scheme of non-all fall into the protection scope of this scheme.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides an intelligent circuit breaker, includes circuit breaker main part (1), circuit breaker main part (1) includes female (1.1), main circuit board (1.4) and electric spare of copper, its characterized in that, electric spare is equipped with hard needle, just electric spare passes through hard needle with main circuit board (1.4) electricity is connected.

2. The smart circuit breaker according to claim 1, characterized in that the main circuit board (1.4) is provided with a process hole for mounting a hard pin of the electrical piece, the hard pin being soldered with the process hole.

3. The smart circuit breaker according to claim 1, characterized in that the breaker body (1) further comprises a temperature measurement module;

the copper busbar (1.1) is connected with the main circuit board (1.4) through a metal connecting piece;

the temperature measurement module is used for measuring the temperature of the main circuit board (1.4) and calculating the temperature of the copper busbar (1.1) through temperature compensation.

4. The smart circuit breaker of claim 3, wherein the thermometry module comprises:

and the thermocouple (1.3) is arranged on the main circuit board (1.4).

5. The smart circuit breaker of claim 1 further comprising a pull-up side plug-in module; the pull-up side insert module comprises:

the module connecting base (3) is arranged on the side part of the breaker main body (1) and is electrically connected with the main circuit board (1.4);

the side-plug module body (2) is plugged in the module connecting base (3) and is electrically connected with the module connecting base (3).

6. The intelligent circuit breaker according to claim 5, characterized in that the bottom of the side plug module body (2) is provided with a plug-in sheet (2.6);

the module connecting base (3) is provided with a socket (3.1) which is used for being matched with an inserting piece (2.6) of the side inserting module main body (2) and is electrically connected with the main circuit board (1.4).

7. Intelligent circuit breaker according to claim 6, characterized in that the side plug module body (2) comprises: the side-plug module comprises a side-plug module shell, an operation control panel (2.2), a circuit board (2.4) and a handle (2.3);

the side-inserting module shell comprises a left module cover (2.1) and a right module cover (2.5) which are assembled in a matching way;

the operation control panel (2.2) is arranged on the top of the module left cover (2.1) or the module right cover (2.5); the circuit board (2.4) is arranged between the module left cover (2.1) and the module right cover (2.5) and is electrically connected with the operation control panel (2.2), and the bottom of the circuit board (2.4) is provided with the inserting piece (2.6); the handle (2.3) is arranged at the top of the module right cover (2.5) in a hidden way.

8. The intelligent circuit breaker according to claim 7, wherein the top of the module right cover (2.5) is provided with a receiving groove (2.5.3) for matching with the handle (2.3) along a horizontal direction, the handle (2.3) can be movably arranged in the receiving groove (2.5.3) along a normal direction of the module right cover (2.5), and has a horizontal receiving position and a horizontal disengaging position;

the handle (2.3) can also be rotatably arranged in the accommodating groove (2.5.3) and is provided with a vertical plugging position;

the lifting handle (2.3) can be switched between the horizontal storage position and the horizontal separation position in a moving mode, and can be switched between the horizontal separation position and the vertical plugging position in a rotating mode.

9. The smart circuit breaker according to claim 8, characterized in that said handle (2.3) comprises a long bar (2.3.4) and two short bars (2.3.5); one end of each of the two short rods (2.3.5) is vertically connected with the two ends of the long rod (2.3.4) respectively;

the shape of the accommodating groove (2.5.3) is matched with that of the handle (2.3), the two short grooves of the accommodating groove (2.5.3) are through grooves, and the module left cover (2.1) is close to the two short grooves of the accommodating groove (2.5.3); the side part of the long groove of the accommodating groove (2.5.3), which is far away from the module left cover (2.1), is of an opening structure;

the inner side surfaces of the two short rods (2.3.5) are respectively provided with a rotating shaft (2.3.1) which are aligned with each other;

the medial surface of accomodating two short grooves of groove (2.5.3) is equipped with and is used for with two pivot (2.3.1) one-to-one cooperation of short-bar (2.3.5), and follows mounting groove (2.5.4) that module right side lid (2.5) normal direction distributes.

10. The intelligent circuit breaker according to claim 9, characterized in that the other ends of the two short rods (2.3.5) are respectively provided with a latch (2.3.2);

the module left cover (2.1) is provided with first locking grooves (2.1.1) which are correspondingly matched with the lock catches (2.3.2) of the two short rods (2.3.5) one by one; when the handle (2.3) moves to the horizontal storage position, the lock catch (2.3.2) can be inserted into the first locking groove (2.1.1).

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