CN217544501U - Circuit breaker switching device - Google Patents

Abstract

A circuit breaker switching device is characterized in that corresponding handles are arranged on an incoming line end and an outgoing line section of a circuit breaker, the corresponding handles are connected with corresponding end sliding switching assemblies, the corresponding handles can be respectively linked with the corresponding sliding switching assemblies to slide back and forth in the rotating process of the corresponding incoming line end and the corresponding outgoing line end of the circuit breaker, the corresponding connecting assemblies can be correspondingly connected or disconnected in the back and forth sliding process of the corresponding sliding switching assemblies, interlocking mechanisms are arranged between the corresponding sliding switching assemblies and used for locking or unlocking corresponding electric connection states between the corresponding sliding switching assemblies, and locking mechanisms are arranged between the circuit breaker and the interlocking mechanisms. The switching device reduces the operation force of incoming line and outgoing line connection through a lever principle, and simultaneously associates the incoming line, the outgoing line and the on-off state of the breaker, thereby avoiding the wiring operation under the electrified condition and improving the safety performance of the whole device.

Description

Circuit breaker switching device

Technical Field

The utility model belongs to the technical field of the circuit breaker, specifically say so and relate to a circuit breaker switching device, reduced the wiring degree of difficulty of circuit breaker.

Background

The circuit breaker is an important part in a distribution electrical appliance, is mainly used for an industrial low-voltage power system, and is used for connecting and disconnecting current in a power grid circuit and protecting lines and power supply equipment from damage caused by faults of overload, undervoltage, short circuit, single-phase grounding and the like.

The circuit breaker switching base is mainly applied to a power distribution cabinet, provides a circuit breaker mounting platform for a circuit breaker, is tightly combined with the circuit breaker for use, and is mainly used for switching and transmitting electric energy. In the prior art, the switching and transmission of the electric energy of the power distribution cabinet are generally realized by fixedly connecting a copper bar with a circuit breaker by using a bolt. When the circuit breaker is installed, the incoming line and the electric connection of being qualified for the next round of competitions are fastened one by using bolts, so that the installation efficiency is lower when the circuit breaker is installed for the first time or maintained and replaced in the later period. When the switching base is used, the circuit breaker and the base are electrically connected in a one-off clamping or plugging mode, rapid installation or replacement can be realized, and particularly the efficiency of field maintenance and replacement is greatly improved.

Chinese patent ZL201820304904.7 discloses a circuit breaker adapter, which comprises a housing, a first connecting piece, a second connecting piece, a first connecting piece and a second connecting piece, wherein the housing is correspondingly arranged at the bottom of a circuit breaker and is formed with an accommodating cavity; the first wiring structure and the second wiring structure are arranged on the shell and are correspondingly connected with a first wiring end and a second wiring end of the circuit breaker; the bus bar is arranged in the accommodating cavity, one end of the bus bar is connected with the second wiring structure, and the other end of the bus bar is connected with a hook structure externally connected with the bus bar; the wiring board is used for connecting wires and is arranged at one side of the shell corresponding to the second wiring end; the conductive plate is arranged in the accommodating cavity, one end of the conductive plate is connected with the wiring board, and the other end of the conductive plate is connected with the first wiring structure; above-mentioned adapter enables operating personnel when the assembly wire, directly will directly overlook the operation from the upper end of circuit breaker, and operating personnel's operation sight is wide, is difficult for sheltering from, avoids appearing assembly error or connects insecurely to the assembly is convenient, also need not the wire and has avoided the dress hidden danger because of connecting the leading-out terminal and bypassing the circuit breaker. However, such an adapter still has several drawbacks:

(1) The installation and the dismantlement need great operating force, have increased the use degree of difficulty.

(2) The incoming line and the outgoing line are not related, so that the wiring operation is easily performed under the electrified condition, and safety accidents occur.

(3) The wiring state of the adapter is irrelevant to the switching-on and switching-off state of the circuit breaker, so that the wiring operation is easily carried out under the electrified condition, and safety accidents occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a circuit breaker switching device to the defect that above-mentioned current circuit breaker adapter exists, reduced the inlet wire through lever principle and the operating force who is connected of being qualified for the next round of competitions, simultaneously with the inlet wire with be qualified for the next round of competitions and the circuit breaker close separating brake state and associate, avoid carrying out the operation of working a telephone switchboard under the electrified condition, improved the security performance of whole device.

Technical scheme

In order to realize the technical purpose, the utility model provides a circuit breaker switching device, it includes the base, and the circuit breaker dress is on the base, its characterized in that the inlet wire end of circuit breaker is provided with the inlet wire handle, the leading-out terminal of circuit breaker is provided with the handle of being qualified for the next round of competitions, the inlet wire handle is connected with inlet wire end sliding switching subassembly, the handle of being qualified for the next round of competitions is connected with the leading-out terminal sliding switching subassembly, inlet wire handle and outlet wire handle can be respectively in the corresponding inlet wire end of circuit breaker rotates with the leading-out terminal, inlet wire handle and outlet wire handle are in can link corresponding inlet wire end sliding switching subassembly and leading-out terminal sliding switching subassembly respectively in the corresponding inlet wire end of circuit breaker and leading-out terminal rotation process and be in the corresponding inlet wire end of circuit breaker and leading-out terminal sliding switching subassembly and slide back and forth the slip, inlet wire end sliding switching subassembly and leading-out terminal sliding switching subassembly that the circuit breaker is in the corresponding connection or disconnection of connecting assembly of the corresponding inlet wire end of wiring subassembly and leading-out terminal, the terminal sliding switching subassembly can make on the base and the corresponding connection of the interlocking switching subassembly of circuit breaker and the interlocking switching subassembly of the locking switching subassembly and the corresponding connection of leading-out terminal sliding switching subassembly of circuit breaker and the corresponding unlocking switching subassembly and the corresponding connection of leading-out terminal sliding switching mechanism, the unlocking switching mechanism is provided with the corresponding unlocking switching mechanism between the chain switching mechanism.

Furthermore, the incoming line handle is installed in an incoming line vertical waist-shaped hole in the base through an incoming line handle rotating shaft, an incoming line linkage shaft is arranged on the incoming line handle, the incoming line handle can be linked with the incoming line end sliding switching assembly to slide back and forth through the incoming line linkage shaft in the rotating process, and the incoming line handle rotating shaft slides back and forth in the incoming line vertical waist-shaped hole in the rotating process.

Furthermore, the outgoing line handle is installed in the outgoing line vertical waist-shaped hole in the base through an outgoing line handle rotating shaft, an outgoing line linkage shaft is arranged on the outgoing line handle, the outgoing line handle can be linked with the outgoing line end sliding switching assembly to slide back and forth through the outgoing line linkage shaft in the rotating process, and the outgoing line handle rotating shaft slides back and forth in the outgoing line vertical waist-shaped hole in the rotating process.

Further, inlet wire end slip switching subassembly includes the inlet wire slip shell, the inlet wire slip shell can slide in the inlet wire spout of the inlet wire end of base, and vertical inlet wire connects the inserted sheet dress to be in the inlet wire slip shell inner chamber with the corresponding setting of inlet wire wiring subassembly, horizontal inlet wire connects the fixed dress of inserted sheet to be in vertical inlet wire connect the upper end with the corresponding setting of input wiring subassembly, the inlet wire universal driving shaft both ends are passed inlet wire universal driving shaft mounting hole on the inlet wire slip shell is located in the horizontal inlet wire waist shape hole on the base inlet wire end and can slide in the horizontal inlet wire waist shape hole, inlet wire step screwed connection interlocking gear is passed through in the inlet wire slip shell outside.

Furthermore, the outlet sliding switching assembly comprises an outlet sliding shell, the outlet sliding shell can slide in an outlet chute of the outlet of the base, a vertical outlet connecting insert is arranged in an inner cavity of the outlet sliding shell and corresponds to the outlet wiring assembly, a horizontal outlet connecting insert is fixedly arranged at the upper end of the vertical outlet connecting insert and corresponds to the outlet wiring assembly, two ends of an outlet linkage shaft penetrate through an outlet linkage shaft mounting hole in the outlet sliding shell and is located in a horizontal outlet waist-shaped hole in the outlet of the base and can slide in the horizontal outlet waist-shaped hole, and a limiting bulge is arranged on the outer side of the outlet handle and corresponds to the interlocking mechanism.

Furthermore, the interlocking mechanism comprises a sliding rod, an incoming line step screw penetrates through a connecting hole of an incoming line end on one end of the sliding rod and is locked on the incoming line sliding shell, the incoming line step screw is installed in a horizontal incoming line interlocking waist-shaped hole of an incoming line end of the base and can slide in the horizontal incoming line interlocking waist-shaped hole, an outgoing line step screw is locked in an outgoing line step screw locking hole on the sliding rod, the outgoing line step screw locking hole is positioned on one side, close to the outgoing line end, of the sliding rod, the outgoing line step screw is positioned in the horizontal outgoing line interlocking waist-shaped hole of the outgoing line end of the base, the outgoing line step screw can slide in the horizontal outgoing line interlocking waist-shaped hole, a limiting step is arranged at the other end of the sliding rod and corresponds to a limiting bulge and a limiting surface arranged on the outer side of the outgoing line handle, and interlocking of the sliding rod and the outgoing line handle can be achieved.

Furthermore, the locking mechanism comprises a first connecting rod, the lower end of the first connecting rod is connected with the transmission shaft, a clamping pin group is arranged at the upper end of the first connecting rod and is located in a first clamping hole in the sliding rod, and the transmission shaft is connected with the rotating shaft of the circuit breaker through a second connecting rod.

Furthermore, the position clamping hole comprises a first arc limiting hole comprising a first horizontal position clamping hole and a first inlet wire end, the position clamping pin group comprises a first position clamping pin and a second position clamping pin, the first connecting rod is driven by the rotating shaft of the circuit breaker to rotate, the inner side of the first position clamping pin is positioned in the first corresponding horizontal position clamping hole, the second position clamping pin is positioned in the first corresponding arc limiting hole, the outer side of the first position clamping pin is positioned in the limiting hole on the base, the lower end of the first connecting rod is sleeved on the transmission shaft through a waist-shaped hole of the connecting rod, the two ends of the transmission shaft are limited through limiting step screws, the lower end of the second connecting rod is pivoted on the transmission shaft, and the upper end of the second connecting rod is clamped on the rotating shaft of the circuit breaker.

Further, locking mechanism includes connecting rod three, the rotatable dress of connecting rod three is in between base and the slide bar, connecting rod three upper end is connected with the handle gangbar, and the handle is located in the handle linkage hole on the handle gangbar, the handle rotates the in-process can pass through the handle linkage hole drives connecting rod three rotates, the linkage plate is stretched out to three lower extremes of connecting rod, the linkage plate both sides set up projection one and projection two, the corresponding being located of projection one outside end and projection two spacing hole one on the base with in the screens hole two on the slide bar, the medial extremity of projection one is located in screens hole two on the slide bar.

Furthermore, the clamping hole II comprises a horizontal clamping hole II and an arc-shaped limiting hole II of the wire inlet end.

Furthermore, a current transformer or a hall sensor is inserted between the circuit breaker 2 and the outlet sliding switching assembly at the outlet of the circuit breaker, and the output wiring assembly penetrates through the current transformer or the hall sensor.

Furthermore, at least one of the inlet wire end sliding switching assembly and the outlet wire end sliding switching assembly is arranged in parallel at the inlet wire end and the outlet wire end corresponding to the circuit breaker.

Advantageous effects

The utility model provides a pair of circuit breaker switching device has the advantage of following several aspects:

(1) By utilizing the lever principle, the sliding switching assembly can be pulled to be connected with and disconnected from the circuit breaker wiring assembly in a labor-saving manner.

(2) After the sliding switching assembly is connected with the circuit breaker wiring assembly, the inner conductor of the circuit breaker is not exposed, and the safety level is improved.

(3) The interlocking mechanism controls the opening and closing sequence requirement of the handle, and ensures the safety of electric disconnection and electric connection.

(4) The locking mechanism further ensures the safety of the wiring of the circuit breaker.

(5) The current transformer or the Hall sensor is convenient and quick to install.

Drawings

Fig. 1 is a product diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 3 is an exploded view of embodiment 1 of the present invention.

Fig. 4a is a product diagram of the inlet terminal sliding switching assembly or the outlet terminal sliding switching assembly according to embodiment 1 of the present invention.

Fig. 4b is a schematic position diagram of the sliding housing, vertical insertion piece, and horizontal insertion piece corresponding to the incoming line end and the outgoing line end in embodiment 1 of the present invention.

Fig. 4c is an exploded view of the sliding adapter assembly for the incoming line end or the sliding adapter assembly for the outgoing line end in embodiment 1 of the present invention.

Fig. 5 is a product diagram of the base in embodiment 1 of the present invention.

Fig. 6a is a first schematic view of the locking mechanism according to embodiment 1 of the present invention.

Fig. 6b is a second schematic view of the locking mechanism according to embodiment 1 of the present invention.

Fig. 6c is a product diagram of a first connecting rod in embodiment 1 of the present invention.

Fig. 6d is a product diagram of the sliding rod in embodiment 1 of the present invention.

Fig. 7 is a schematic diagram of the circuit breaker closing handle of embodiment 1 of the present invention, which cannot rotate.

Fig. 8 is a schematic diagram of the present invention in which the circuit breaker trip link mechanism is released from the limit in embodiment 1.

Fig. 9 is a schematic view of the sliding adapter assembly of the circuit breaker in embodiment 1, wherein the circuit breaker is opened and the incoming line handle is completely pulled out of the incoming line end.

Fig. 10 is a schematic view of the sliding switching assembly of the circuit breaker in embodiment 1, wherein the circuit breaker is opened and the wire outlet handle is pulled out completely.

Fig. 11a is a first schematic view of the locking mechanism according to embodiment 2 of the present invention.

Fig. 11b is a schematic structural view of a third connecting rod in embodiment 2 of the present invention.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "inner", "outer", "front", "rear", "left", "right", "common side", "standby side", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

Example 1

As shown in fig. 1,2 and 3, a circuit breaker switching device includes a base 1, a circuit breaker 2 is installed on the base 1, an incoming line end of the circuit breaker 2 is provided with an incoming line handle 3, an outgoing line end of the circuit breaker 2 is provided with an outgoing line handle 4, the incoming line handle 3 is connected with an incoming line end sliding switching component 5, the outgoing line handle 4 is connected with an outgoing line end sliding switching component 6, at least one of the incoming line end sliding switching component 5 and the outgoing line end sliding switching component 6 is arranged side by side at the incoming line end and the outgoing line end corresponding to the circuit breaker, in this embodiment, 3 of the incoming line end sliding switching component 5 and the outgoing line end sliding switching component 6 are arranged side by side at the incoming line end and the outgoing line end corresponding to the circuit breaker. The incoming line handle 3 and the outgoing line handle 4 can be respectively arranged at a corresponding incoming line end and an outgoing line end of the circuit breaker 2 to rotate, the incoming line handle 3 and the outgoing line handle 4 can respectively link a corresponding incoming line end sliding switching component 5 and a corresponding outgoing line end sliding switching component 6 to slide back and forth at the corresponding incoming line end and the corresponding outgoing line end of the circuit breaker 2 in the rotating process of the corresponding incoming line end and the corresponding outgoing line end of the circuit breaker 2, the incoming line end sliding switching component 5 and the outgoing line end sliding switching component 6 are arranged in the back and forth sliding process of the corresponding incoming line end and the corresponding outgoing line end of the circuit breaker 2, the incoming line end sliding switching component 5 can enable the incoming line wiring component 7 at the incoming line end on the base 1 and the incoming line wiring component 8 at the incoming line end of the circuit breaker 2 to be correspondingly connected or disconnected, the outgoing line end sliding switching component 6 can enable the outgoing line component 9 at the outgoing line end on the base 1 and the outgoing line end sliding switching component 10 at the outgoing line end of the circuit breaker 2 to be correspondingly connected or disconnected, a linkage mechanism 11 is arranged between the incoming line end sliding switching component 5 and the outgoing line end sliding switching component 6 and the locking mechanism 12, and the unlocking mechanism is arranged between the locking mechanism and the corresponding locking mechanism 12. The current transformer or the Hall sensor 15 is inserted between the circuit breaker 2 and the leading-out end sliding switching assembly 6 at the leading-out end of the circuit breaker 2, and the output wiring assembly 10 penetrates through the current transformer or the Hall sensor 15.

The mechanism of each component will be further described in detail with reference to the accompanying drawings.

As shown in fig. 2 and 3, the wire inlet handle 3 is installed in the wire inlet vertical waist-shaped hole 101 on the base 1 through a wire inlet handle rotating shaft 3a, a wire inlet linkage shaft 3b is arranged on the wire inlet handle 3, the wire inlet handle 3 can be linked with the wire inlet end sliding switching assembly 5 to slide back and forth through the wire inlet linkage shaft 3b in the rotating process, and the wire inlet handle rotating shaft 3a slides back and forth in the wire inlet vertical waist-shaped hole 101 in the rotating process of the wire inlet handle 3. The outgoing line handle 4 is installed in an outgoing line vertical waist-shaped hole 102 on the base 1 as shown in fig. 5 through an outgoing line handle rotating shaft 4a, an outgoing line linkage shaft 4b is arranged on the outgoing line handle 4, the outgoing line handle 4 can be linked with the outgoing line end sliding switching assembly 6 to slide back and forth through the outgoing line linkage shaft 4b in the rotating process, and the outgoing line handle rotating shaft 4a slides back and forth in the outgoing line vertical waist-shaped hole 102 in the rotating process of the outgoing line handle 4.

As shown in fig. 4a,4b and 4c, the incoming line end sliding switching assembly 5 comprises an incoming line sliding housing 5a, the incoming line sliding housing 5a can slide in the incoming line chute 103 of the incoming line end of the base 1 as shown in fig. 5, a vertical incoming line switching insert 5b is arranged in the inner cavity of the incoming line sliding housing 5a and corresponds to the incoming line switching assembly 7, in the embodiment, the incoming line wiring component 7 is composed of a wiring bracket and a wiring terminal, the incoming line wiring component 7 is fixed on the base 1 by riveting or bolts, a horizontal incoming line inserting piece 5c is fixedly arranged at the upper end of the vertical incoming line inserting piece 5b by a fastener I5 e and is arranged corresponding to the incoming line wiring component 8, in this embodiment, horizontal inlet wire connects inserted sheet 5c to utilize a fastener 5e fixed dress to be in whole inlet wire pin 5a02 fixed dress is used to behind the vertical inlet wire connects inserted sheet 5b upper end in the inlet wire slip shell 5a inner chamber, thereby inlet wire pin 5a02 passes inlet wire recess 5b01 on the vertical inlet wire connects inserted sheet 5b will vertical inlet wire connects inserted sheet 5b to fix and avoids being pulled out, inlet wire insulating cap 5a03 is equipped with on inlet wire pin 5a02 and is used for preventing that inlet wire pin 5a02 is electrified to expose, input wiring subassembly 8 is the wiring copper bar, horizontal inlet wire connects inserted sheet 5c front end to be equipped with spring 5c01 and increases the plug power. As shown in the accompanying drawings 2 and 3, two ends of an incoming line linkage shaft 3b penetrate through an incoming line linkage shaft mounting hole 5a01 on an incoming line sliding shell 5a, are positioned in a horizontal incoming line kidney-shaped hole 104 on an incoming line end of a base 1 shown in the accompanying drawing 5 and can slide in the horizontal incoming line kidney-shaped hole 104, the outer side of the incoming line sliding shell 5a is connected with an interlocking mechanism 11 through an incoming line step screw 5d, and the incoming line step screw 5d penetrates through a horizontal incoming line interlocking kidney-shaped hole 105 of the incoming line end of the base 1, is fastened in an incoming line step screw locking hole 5a04 on the incoming line sliding shell 5a and can slide in the horizontal incoming line interlocking kidney-shaped hole 105. As shown in fig. 4a,4b and 4c, the wire outlet end sliding switching component 6 includes a wire outlet sliding housing 6a, the wire outlet sliding housing 6a can slide in the wire outlet chute 106 of the wire outlet end of the base 1 as shown in fig. 5, a vertical wire outlet connection insert 6b is mounted in the inner cavity of the wire outlet sliding housing 6a and is arranged corresponding to the wire outlet connection component 9, in this embodiment, the wire outlet connection component 9 is composed of a wiring bracket and a wiring terminal, the wire outlet connection component 9 is fixed on the base 1 by riveting or bolts, a horizontal wire outlet connection insert 6c is fixedly mounted at the upper end of the vertical wire outlet connection insert 6b by a second fastening piece 6d and is arranged corresponding to the output connection component 10, in this embodiment, the horizontal wire outlet connection insert 6c is fixedly mounted at the upper end of the vertical wire outlet connection insert 6b by a second fastening piece 6d and is integrally fixed in the inner cavity of the wire outlet sliding housing 6a02, the wire outlet pin 6a02 penetrates through the wire outlet groove 6b01 on the vertical wire outlet connection insert 6b so as to fix the vertical wire outlet 6b from being pulled out, the wire outlet pin 6a is mounted on the insulating cap 6a spring plug 6a02, and the wire outlet plug 6a is mounted on the front insulating plug-in order to prevent the wire outlet terminal of the wire outlet plug-in which is mounted on the copper bar 6a plug 6a for preventing the hot wire outlet plug-in the hot wire outlet plug 6a plug-in order to prevent the hot wire outlet plug-in which is mounted for increasing the hot wire outlet plug-in order to prevent the hot wire outlet terminal for increasing the hot wire outlet plug 6a plug-in which is mounted. As shown in fig. 2 and 3, two ends of the outgoing line linkage shaft 4b penetrate through the outgoing line linkage shaft mounting hole 6a01 on the outgoing line sliding housing 6a, are positioned in the horizontal outgoing line waist-shaped hole 107 on the outgoing line end of the base 1 and can slide in the horizontal outgoing line waist-shaped hole 107, and a limiting protrusion 4c is arranged on the outer side of the outgoing line handle 4 and corresponds to the interlocking mechanism 11. The outlet step screw 11b penetrates through the horizontal outlet interlocking slotted hole 108 at the outlet end of the base 1 and can slide in the horizontal outlet interlocking slotted hole 108.

As shown in fig. 2 and 3, the interlocking mechanism 11 includes a sliding rod 11a, a wire-in step screw 5d passes through a wire-in end connecting hole 11a01 on one end of the sliding rod 11a and is locked in a wire-in step screw locking hole 5a04 on the wire-in sliding housing 5a, and the wire-in step screw 5d is installed in a horizontal wire-in interlocking kidney-shaped hole 105 on the wire-in end of the base 1 and can slide in the horizontal wire-in interlocking kidney-shaped hole 105; the outlet step screw 11b is locked in an outlet step screw locking hole 1104 on the sliding rod 11a, the outlet step screw locking hole 1104 is positioned on one side, close to the outlet end, of the sliding rod 11a, the outlet step screw 11b is positioned in a horizontal outlet interlocking slotted hole 108 of the outlet end of the base 1, and the outlet step screw 11b can slide in the horizontal outlet interlocking slotted hole 108. The other end of the sliding rod 11a is provided with a limiting step 11a02, and the other end of the sliding rod 11a and a limiting bulge 4c arranged on the outer side of the wire outlet handle 4 can realize the interlocking of the sliding rod 11a and the wire outlet handle 4 relatively. In this embodiment, the two inlet terminal connection holes 11a01 are vertically arranged, and the sliding rods 11a are symmetrically disposed at both sides of the circuit breaker 2, so that an upper end hole is used at one side, and a lower end hole is used at the other side.

As shown in fig. 6a,6b,6c,6d, the locking mechanism 12 includes a first connecting rod 12a, the bottom end of the first connecting rod 12a is connected with a transmission shaft 12b, a locking pin group 12c is arranged at the upper end of the first connecting rod 12a, the locking pin group 12c is located in a first locking hole 11a03 on the sliding rod 11a, the transmission shaft 12b is connected with a rotating shaft 13 inside the circuit breaker through a second connecting rod 12d, and the rotating shaft 13 has different positions when the circuit breaker is opened and closed. The first clamping hole 11a03 comprises a horizontal clamping hole 11a0301 and an arc-shaped limiting hole 11a0302 of a wire inlet end, the clamping pin group 12c comprises a first clamping pin 12c01 and a second clamping pin 12c02, the first connecting rod 12a is driven by the rotating shaft 13 of the circuit breaker to rotate, the inner side of the first clamping pin 12c01 is located in the corresponding horizontal clamping hole 11a0301, the second clamping pin 12c02 is located in the corresponding arc-shaped limiting hole 11a0302, and the outer side of the first clamping pin 12c01 is located in the limiting hole 1a in the base 1.

The lower end of the first connecting rod 12a is sleeved on the transmission shaft 12b through a connecting rod waist-shaped hole 12a01 on the first connecting rod, two ends of the transmission shaft 12b are limited through limiting step screws 12e, the second connecting rod 12d is installed on the base 1 through a connecting rod rotating shaft 12f installed on the base 1, the lower end of the second connecting rod 12d is pivotally installed on the transmission shaft 12b, and the upper end of the second connecting rod 12d is clamped on the circuit breaker rotating shaft 13.

The working principle of the embodiment is as follows; when the circuit breaker is in a closing state, the circuit breaker rotating shaft 13 drives the first connecting rod 12a to rotate through the second connecting rod 12d, the first connecting rod 12a rotates to enable the first clamping pin 12c01 and the second clamping pin 12c02 to be located in the corresponding horizontal clamping hole one 11a0301 and the corresponding arc-shaped limiting hole one 11a0302 so as to limit the sliding rod 11a, the sliding rod 11a cannot move due to the limited stroke, the incoming line handle 3 cannot pull the incoming line end sliding adapter assembly 5, and the lower end surface 4d of the outgoing line handle 4 is blocked by the limiting surface 11a0201 of the limiting step 11a02 and cannot rotate outwards due to the limitation, as shown in fig. 7.

When the circuit breaker is in a tripping state, the circuit breaker rotating shaft 13 drives the first connecting rod 12a to rotate through the second connecting rod 12d, the first connecting rod 12a rotates to enable the first clamping pin 12c01 and the second clamping pin 12c02 to be located in the first horizontal clamping hole 11a0301 as shown in the attached drawing 8, the sliding rod 11a is unlocked and can move back and forth, at the moment, the incoming line handle 3 can pull the incoming line end sliding adapter assembly 5 to be disconnected with the incoming line wiring assembly 7 and the incoming line wiring assembly 8, and the lower end face 4d of the outgoing line handle 4 is blocked by the limiting face 11a0201 of the limiting step 11a02 and cannot rotate outwards normally. As shown in fig. 9, only when the incoming line handle 3 pulls the incoming line end sliding switching assembly 5 to be completely opened, the limiting surface 11a0201 of the limiting step 11a02 does not block the lower end surface 4d of the outgoing line handle 4, the outgoing line handle 4 can rotate outwards, the outgoing line end sliding switching assembly 6 is pulled to disconnect the outgoing line end sliding switching assembly 6 from the outgoing line wiring assembly 9 and the output wiring assembly 10, in this state, the sliding rod 11a acts against the connecting rod one 12a through the first clamping hole 11a03, and the connecting rod one 12a is locked and cannot rotate, so that the circuit breaker cannot be switched on; as shown in fig. 10, after the outlet handle 4 pulls the outlet end sliding adapter assembly 6 to be completely opened, the limiting protrusion 4c blocks the right side surface 11a0202 of the limiting step 11a02, and the sliding rod cannot move towards the outlet end, so that the inlet handle 3 cannot push the inlet end sliding adapter assembly 5 to be connected with the inlet wiring assembly 7 and the input wiring assembly 8.

Example 2

As shown in fig. 11a and 11b, in an embodiment provided by the present invention, the locking mechanism 12 includes a third connecting rod 12f, the third connecting rod 12f is rotatably installed between the base 1 and the sliding rod 11a, the upper end of the third connecting rod 12f is connected to a handle linkage rod 12g, a handle 14 is located in a handle linkage hole 12g01 of the handle linkage rod 12g, the handle 14 can drive the third connecting rod 12f to rotate through the handle linkage hole 12g01 during the rotation process, the lower end of the third connecting rod 12f extends out of a linkage plate 12h, a first convex column 12h01 and a second convex column 12h02 are disposed at two sides of the linkage plate 12h, the outer end of the first convex column 12h01 is located in a first limiting hole 109 of the base 1, and the inner end of the first convex column 12h01 is located in a second clamping hole 11a04 of the sliding rod 11 a; the second convex column 12h02 is located in a second clamping position hole 11a04 on the sliding rod 11a, and the second clamping position hole 11a04 comprises a horizontal second clamping position hole 11a0401 and a second arc-shaped limiting hole 11a0402 at a wire inlet end. In this embodiment, during the rotation of the third connecting rod 12f, the outer end of the first protruding column 12h01 is located in the first limit hole 109 on the base 1, and the inner end of the first protruding column 12h01 is located in the second horizontal clamping hole 11a0401 on the sliding rod 11 a; the second convex column 12h02 is located in a second arc-shaped limiting hole 11a0402 on the sliding rod 11a, so that the sliding rod 11a can be locked and unlocked. The other structures and operation principles are the same as those of embodiment 1.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (12)

1. A circuit breaker switching device comprises a base (1), a circuit breaker (2) is arranged on the base (1), and the circuit breaker switching device is characterized in that a wire inlet handle (3) is arranged at a wire inlet end of the circuit breaker (2), a wire outlet handle (4) is arranged at a wire outlet end of the circuit breaker (2), the wire inlet handle (3) is connected with a wire inlet end sliding switching component (5), the wire outlet handle (4) is connected with a wire outlet end sliding switching component (6), the wire inlet handle (3) and the wire outlet handle (4) can respectively rotate at the wire inlet end and the wire outlet end corresponding to the circuit breaker (2), the wire inlet handle (3) and the wire outlet handle (4) can respectively link the corresponding wire inlet end sliding switching component (5) and the corresponding wire outlet end sliding switching component (6) to slide back and forth at the wire inlet end and the wire outlet end corresponding to the circuit breaker (2) in the rotating process of the wire inlet end and the wire outlet end corresponding to the circuit breaker (2), the wire inlet end sliding switching component (5) and the wire outlet end sliding switching component (6) can respectively connect the wire inlet end and the wire outlet end corresponding to the wire end sliding component (7) of the circuit breaker (2) in the rotating process, and the wire inlet end sliding component (7) can make the wire inlet end and the wire outlet end of the circuit breaker (2) connect back and forth, leading-out terminal slip switching subassembly (6) can make the corresponding connection or disconnection of outgoing line wiring subassembly (9) and output wiring subassembly (10) of circuit breaker (2) leading-out terminal of leading-out terminal on base (1), it is used for to be provided with interlocking gear (11) between inlet wire end slip switching subassembly (5) and leading-out terminal slip switching subassembly (6) inlet wire end slip switching subassembly (5) and the corresponding electric connection status's of leading-out terminal slip switching subassembly (6) locking or unblock, circuit breaker (2) with be provided with locking mechanism (12) between interlocking gear (11) be used for circuit breaker (2) with locking and unblock between interlocking gear (11).

2. The circuit breaker transition device of claim 1, wherein: the incoming line handle (3) is installed through an incoming line handle rotating shaft (3 a) in an incoming line vertical waist-shaped hole (101) in the base (1), an incoming line linkage shaft (3 b) is arranged on the incoming line handle (3), the incoming line handle (3) can be linked through the incoming line linkage shaft (3 b) in the rotating process to enable the incoming line end sliding switching component (5) to slide back and forth, the incoming line handle (3) rotates in the process, and the incoming line handle rotating shaft (3 a) is in the incoming line vertical waist-shaped hole (101) to slide back and forth.

3. The circuit breaker transition device of claim 1, wherein: the outgoing line handle (4) is installed in an outgoing line vertical waist-shaped hole (102) in the base (1) through an outgoing line handle rotating shaft (4 a), an outgoing line linkage shaft (4 b) is arranged on the outgoing line handle (4), the outgoing line handle (4) can be linked with the outgoing line end sliding switching component (6) to slide back and forth through the outgoing line linkage shaft (4 b) in the rotating process, and the outgoing line handle rotating shaft (4 a) slides back and forth in the outgoing line vertical waist-shaped hole (102) in the rotating process of the outgoing line handle (4).

4. The circuit breaker transition device of claim 1, wherein: inlet wire end slip switching subassembly (5) is including inlet wire slip shell (5 a), inlet wire slip shell (5 a) can slide in inlet wire spout (103) of the inlet wire end of base (1), and vertical inlet wire connects inserted sheet (5 b) dress to be in inlet wire slip shell (5 a) inner chamber with inlet wire wiring subassembly (7) is corresponding to be set up, and horizontal inlet wire connects inserted sheet (5 c) fixed mounting to be in vertical inlet wire connects inserted sheet (5 b) upper end with input wiring subassembly (8) is corresponding to be set up, and inlet wire universal driving shaft (3 b) both ends are passed inlet wire universal driving shaft mounting hole (5 a 01) on inlet wire slip shell (5 a) are located in horizontal inlet wire waist shape hole (104) on base (1) inlet wire end and can slide in horizontal inlet wire waist shape hole (104), inlet wire slip shell (5 a) outside is through inlet wire step screw (5 d) and is connected interlocking gear (11).

5. The circuit breaker transition device of claim 1, wherein: the wire outlet end sliding switching assembly (6) comprises a wire outlet sliding shell (6 a), the wire outlet sliding shell (6 a) can slide in a wire outlet sliding groove (106) of a wire outlet end of the base (1), a vertical wire outlet connection insertion sheet (6 b) is arranged in an inner cavity of the wire outlet sliding shell (6 a) and corresponds to the wire outlet wiring assembly (9), a horizontal wire outlet connection insertion sheet (6 c) is fixedly arranged at the upper end of the vertical wire outlet connection insertion sheet (6 b) and corresponds to the output wiring assembly (10), two ends of a wire outlet linkage shaft (4 b) penetrate through a wire outlet linkage shaft mounting hole (6 a 01) in the wire outlet sliding shell (6 a) and are located in a horizontal wire outlet waist-shaped hole (107) in the wire outlet end of the base (1) and can slide in the horizontal wire outlet waist-shaped hole (107), and a limiting bulge (4 c) is arranged on the outer side of the wire outlet handle (4) and corresponds to the interlocking mechanism (11).

6. The circuit breaker transition device of claim 4, wherein: the interlocking mechanism (11) comprises a sliding rod (11 a), an incoming line step screw (5 d) penetrates through a connecting hole (11 a 01) of an incoming line end on one end of the sliding rod (11 a) and is locked on an incoming line sliding shell (5 a), the incoming line step screw (5 d) is arranged in a horizontal incoming line interlocking waist-shaped hole (105) of the incoming line end of the base (1) and can slide in the horizontal incoming line interlocking waist-shaped hole (105), an outgoing line step screw (11 b) is locked in an outgoing line step screw locking hole (1104) on the sliding rod (11 a), the outgoing line step screw locking hole (1104) is located on the sliding rod (11 a) and close to one side of the outgoing line end, the outgoing line step screw (11 b) is located in a horizontal outgoing line interlocking waist-shaped hole (108) of the outgoing line end of the base (1), the outgoing line step screw (11 b) can slide in the horizontal outgoing line interlocking waist-shaped hole (108), and the other end of the sliding rod (11 a) is provided with a limiting step (11 a 02) which corresponds to a limiting protrusion (4) arranged outside the handle (4) and a 0201) to realize interlocking.

7. The circuit breaker transition device of claim 6, wherein: the locking mechanism (12) comprises a first connecting rod (12 a), the lower end of the first connecting rod (12 a) is connected with the transmission shaft (12 b), a clamping pin group (12 c) is arranged at the upper end of the first connecting rod (12 a), the clamping pin group (12 c) is located in a first clamping hole (11 a 03) in the sliding rod (11 a), and the transmission shaft (12 b) is connected with the rotating shaft (13) of the circuit breaker through a second connecting rod (12 d).

8. The circuit breaker transition device of claim 7, wherein: the first clamping hole (11 a 03) comprises a first horizontal clamping hole (11 a 0301) and a first arc-shaped limiting hole (11 a 0302) of the incoming line end, the first clamping pin group (12 c) comprises a first clamping pin (12 c 01) and a second clamping pin (12 c 02), the first connecting rod is driven by the rotating shaft (13) of the circuit breaker to rotate, the inner side of the first clamping pin (12 c 01) is located in the corresponding first horizontal clamping hole (11 a 0301), the second clamping pin (12 c 02) is located in the corresponding first arc-shaped limiting hole (11 a 0302), the outer side of the first clamping pin (12 c 01) is located in the limiting hole (1 a) on the base (1), the lower end of the first connecting rod (12 a) is sleeved on the first transmission shaft (12 b) through a waist-shaped hole (12 a 01) on the first connecting rod, two ends of the transmission shaft (12 b) are clamped on the limiting step screw (12 e), the lower end of the second connecting rod (12 d) is pivoted on the upper connecting shaft (12 b), and the upper end of the second connecting rod (12 d) is clamped on the rotating shaft (13) of the circuit breaker.

9. The circuit breaker transition device of claim 1, wherein: locking mechanical system (12) include connecting rod three (12 f), the rotatable dress of connecting rod three (12 f) is in between base (1) and slide bar (11 a), connecting rod three (12 f) upper end is connected with handle gangbar (12 g), and handle (14) are located in handle gangbar hole (12 g 01) on handle gangbar (12 g), handle (14) rotate in-process can pass through handle gangbar hole (12 g 01) drive connecting rod three (12 f) rotate, connecting rod three (12 f) lower extreme stretches out linkage plate (12 h), linkage plate (12 h) both sides set up projection one (12 h 01) and projection two (12 h 02), the corresponding position that is located of projection one (12 h 01) outside end and projection two (12 h 02) in spacing hole one (109) on base (1) and the screens hole two (11 a 04) on the slide bar (11 a), the medial extremity of projection one (12 h 01) is located in slide bar (11 a) on the screens hole two (11 a) (04).

10. The circuit breaker transition device of claim 9, wherein: the second clamping holes (11 a 04) comprise a second horizontal clamping hole (11 a 0401) and a second arc-shaped limiting hole (11 a 0402) at the wire inlet end.

11. The circuit breaker transition device of claim 1, wherein: the current transformer or the Hall sensor (15) is inserted between the circuit breaker (2) and the outlet end sliding switching assembly (6), and the output wiring assembly (10) penetrates through the current transformer or the Hall sensor (15).

12. The circuit breaker transition device of claim 1, wherein: and at least one of the incoming line end sliding switching component (5) and the outgoing line end sliding switching component (6) is arranged in parallel at the corresponding incoming line end and outgoing line end of the circuit breaker (2).

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