CN112002600B - Extra-high voltage direct current permanent magnet hybrid circuit breaker - Google Patents
Extra-high voltage direct current permanent magnet hybrid circuit breaker Download PDFInfo
- Publication number
- CN112002600B CN112002600B CN202010883217.7A CN202010883217A CN112002600B CN 112002600 B CN112002600 B CN 112002600B CN 202010883217 A CN202010883217 A CN 202010883217A CN 112002600 B CN112002600 B CN 112002600B
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- locking
- sliding
- control
- seat
- fixedly connected
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/666—Operating arrangements
Abstract
The invention relates to the field of electric power, in particular to an extra-high voltage direct current permanent magnet hybrid circuit breaker which comprises a mounting base, a male connection mechanism, a female connection mechanism, a buffer side spring, a buffer middle spring, a connection locking mechanism, a sliding control mechanism, a rotating control frame, a toggle lifting frame and a reset mechanism.
Description
Technical Field
The invention relates to the field of electric power, in particular to an extra-high voltage direct current permanent magnet hybrid circuit breaker.
Background
A circuit breaker is a switching device capable of closing, carrying and breaking a current under normal circuit conditions and capable of closing, carrying and breaking a current under abnormal circuit conditions for a prescribed time. The circuit breaker is classified into a high voltage circuit breaker and a low voltage circuit breaker according to its use range. The circuit breaker can be used for distributing electric energy, protecting a power line, a motor and the like, and can automatically cut off the circuit when serious overload, short circuit, undervoltage and other faults occur, so that the circuit breaker can not be timely cut off in a flexible direct-current extra-high voltage converter valve power transmission system at present, and uncertain potential safety hazards are brought to the stable performance of the power transmission system.
Disclosure of Invention
The invention aims to provide an extra-high voltage direct current permanent magnet hybrid circuit breaker which can timely open and close a circuit system and avoid potential safety hazards.
The aim of the invention is achieved by the following technical scheme:
the utility model provides an extra-high voltage direct current permanent magnetism hybrid circuit breaker, includes that installation base, public mechanism, female mechanism that connects, buffering side spring, buffering in spring, connect locking mechanical system, slip control mechanism, rotation control frame, stir crane and canceling release mechanical system, public mechanism and female mechanism that connects all sliding connection on the installation base, buffering side spring be equipped with four, wherein two buffering side springs are located between installation base and the public mechanism that connects, two other buffering side springs are located between installation base and the female mechanism that connects, buffering in spring be equipped with two, spring in two buffering is located between public mechanism and the female mechanism that connects, connection locking mechanical system fixed connection connect on the mechanism and with public mechanism sliding connection, slip control mechanism be equipped with two, two slip control mechanism symmetry sliding connection on the both ends of installation base, rotation control frame rotate and connect on the installation base, stir crane through connecting on the rotation control frame, public mechanism and female mechanism all be located and stir the crane under, canceling release mechanical system and connect at the rotation control frame.
The mounting base include bottom plate, curb plate, coil, traveller, backup pad, fixed pin, roof and diaphragm, the equal fixedly connected with curb plate in both ends about the bottom plate, the equal fixedly connected with coil in inboard of two curb plates, two travellers of fixedly connected with between two curb plates, the backup pad is equipped with two, two backup pads are respectively fixedly connected with both ends around the bottom plate middle part, symmetrical fixedly connected with fixed pin on the outer terminal surface of two backup pads, the upper end fixedly connected with diaphragm between two backup pads, roof fixedly connected with is being located the inboard of the curb plate on right side.
The male connection mechanism comprises a male connection seat, a permanent magnet, a connector lug I, a male connection column and a locking sliding hole, wherein the permanent magnet is fixedly connected to the right side face of the male connection seat, the male connection column is fixedly connected to the left side face of the male connection seat, the connector lug I is arranged at the side end of the male connection seat and communicated with the male connection column, the locking sliding hole is formed in the lower end of the male connection seat, and the male connection seat is slidably connected to the two sliding columns.
The female mechanism include female seat, connector lug II and female hole that connects, be equipped with female hole that connects on the female seat, connector lug II set up in female seat's side and with female hole intercommunication, female seat sliding connection is on two slide posts, female hole and public post sliding connection that connects, buffering side spring be equipped with four, wherein two buffering side springs are located between female seat and the curb plate and overlap respectively and establish on two slide posts, two other buffering side springs are located between public seat and the curb plate and overlap respectively and establish on two slide posts, buffering in the spring be equipped with two, spring in two buffering is located between public seat and the female seat and overlap respectively and establish on two slide posts.
The connecting locking mechanism comprises a locking column, locking balls, a locking spring and a round head, wherein the locking column is fixedly connected to the right end face of the female joint seat, locking holes are formed in the locking column, two locking balls are arranged in the locking holes of the locking column in a sliding mode, the locking spring is arranged in the locking holes of the locking column and located between the two locking balls, the round head is arranged at the front end of the locking column, and the locking column and the two locking balls are all in sliding connection with the locking sliding holes.
The sliding control mechanism comprises a top frame, control slide bars, control springs and a control push plate, wherein two control slide bars are fixedly connected between the top frame and the control push plate, the two control slide bars are sleeved with the control springs, the sliding control mechanism is provided with two groups of control slide bars which are respectively and slidably connected on the two side plates, and the two groups of control springs are positioned between the side plates and the control push plate.
The rotary control frame comprises a rotary frame, an arc hole and a control rod, wherein the arc hole is penetrated through the rotary frame, the control rod is rotationally connected to the upper end of the rotary frame, and the rotary frame is rotationally connected to the cross column.
The lifting frame is stirred including stirring board and screw thread board, the equal fixedly connected with in both ends of screw thread board stir the board, the screw thread board passes through threaded connection on the control rod, two stir the board respectively with the both ends sliding connection of revolving rack, public seat and female seat all are located under the revolving rack and are located between two stirring boards.
The reset mechanism comprises a lifting slide bar, limiting seats and reset tension springs, wherein the two ends of the lifting slide bar are fixedly connected with the limiting seats, the two limiting seats are respectively and slidably connected with the two supporting plates, the lifting slide bar is slidably connected with the arc-shaped holes, the reset tension springs are fixedly connected with the two limiting seats, and the two reset tension springs are respectively and fixedly connected with the two fixing pins.
The invention has the beneficial effects that: the invention provides an extra-high voltage direct current permanent magnet hybrid circuit breaker which can realize the timely disconnection of a circuit system through a plurality of disconnection modes, thereby avoiding potential safety hazards.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the mounting base structure of the present invention;
FIG. 3 is a schematic view of the male connection mechanism of the present invention;
FIG. 4 is a schematic view of the female connection mechanism of the present invention;
FIG. 5 is a schematic view of the connection locking mechanism of the present invention;
FIG. 6 is a schematic cross-sectional view of the connection locking mechanism of the present invention;
FIG. 7 is a schematic view of a slide control mechanism according to the present invention;
FIG. 8 is a schematic view of the structure of the rotary control stand of the present invention;
FIG. 9 is a schematic illustration of a toggle lift bracket of the present invention;
fig. 10 is a schematic view of the reset mechanism of the present invention.
In the figure: a mounting base 1; a bottom plate 1-1; side plates 1-2; 1-3 of coils; 1-4 of a slide column; 1-5 parts of supporting plates; 1-6 fixing pins; top plates 1-7; the cross posts 1-8; a male connection mechanism 2; a male socket 2-1; 2-2 parts of permanent magnets; 2-3 of connector lug; 2-4 of male connecting posts; locking the slide hole 2-5; a female connection mechanism 3; a female socket 3-1; 3-2 of connector lug; 3-3 parts of female connecting holes; a buffer side spring 4; a buffer middle spring 5; a connection locking mechanism 6; locking column 6-1; locking the balls 6-2; a locking spring 6-3; round head 6-4; a slide control mechanism 7; a top frame 7-1; a control slide bar 7-2; a control spring 7-3; 7-4 of a control push plate; a rotation control frame 8; a rotating frame 8-1; arc-shaped holes 8-2; a control lever 8-3; toggle the lifting frame 9; toggle plate 9-1; a thread plate 9-2; a reset mechanism 10; lifting slide bar 10-1; a limit seat 10-2; and a reset tension spring 10-3.
Detailed Description
The invention is described in further detail below with reference to fig. 1-10.
The first embodiment is as follows:
as shown in fig. 1-10, an extra-high voltage direct current permanent magnet hybrid breaker comprises a mounting base 1, a male connection mechanism 2, a female connection mechanism 3, buffer side springs 4, buffer middle springs 5, a connection locking mechanism 6, a sliding control mechanism 7, a rotating control frame 8, a toggle lifting frame 9 and a reset mechanism 10, wherein the male connection mechanism 2 and the female connection mechanism 3 are both in sliding connection with each other on the mounting base 1, the buffer side springs 4 are four, two buffer side springs 4 are positioned between the mounting base 1 and the male connection mechanism 2, the other two buffer side springs 4 are positioned between the mounting base 1 and the female connection mechanism 3, the buffer middle springs 5 are two, the buffer middle springs 5 are positioned between the male connection mechanism 2 and the female connection mechanism 3, the connection locking mechanism 6 is fixedly connected with the female connection mechanism 3 and is in sliding connection with the male connection mechanism 2, the sliding control mechanism 7 is provided with two sliding control frames 7 are symmetrically connected with two ends of the mounting base 1, the rotating control frame 8 is in rotating connection with the mounting base 1, the lifting frame 8 is in sliding connection with the rotating control frame 8 is positioned on the rotating control frame 1 and the rotating control frame 9 is in sliding connection with the rotating control frame 2 and the rotating control frame 3 is positioned below the rotating control frame 8 and is in sliding control frame 3.
When the device is used, the two coils 1-3 are connected with an external extra-high voltage line through the connector lug I2-3 and the connector lug II 3-2, meanwhile, the two coils 1-3 are connected with weak electricity, when the device is closed, the coil 1-3 positioned at the left side can be connected to generate magnetic pole attraction permanent magnets 2-2, the male connection seat 2-1 slides leftwards until the male connection column 2-4 slides into the female connection hole 3-3, meanwhile, the two locking balls 6-2 on the locking column 6-1 slide into the locking sliding holes 2-5 and penetrate through the locking sliding holes 2-5, so that the relative positions of the male connection seat 2-1 and the female connection seat 3-1 are limited, the circuit communication is realized, the two buffer side springs 4 positioned at the left side and the two buffer middle springs 5 are extruded, after the closing is finished, the coil 1-3 positioned at the left side is closed, the magnetic poles disappear, and the male connection seat 2-1 and the female connection seat 3-1 automatically slide back to the middle part of the sliding column 1-4 by the elasticity of the two buffer side springs 4 at the left side; the sliding control mechanism 7 positioned on the right side can be pushed by a special tool, so that the top frame 7-1 pushes the male seat 2-1 to move left until circuit communication is completed, the male seat 2-1 and the female seat 3-1 automatically slide back to the middle after loosening, the sliding control mechanism 7 automatically slides back under the elasticity of the spring 7-3, the control rod 8-3 can be rotated by the special tool, the toggle plate 9-1 is lowered and then the control rod 8-3 is rotated to the right, the control rod 8-3 drives the toggle plate 9-1 to toggle the male seat 2-1 to move left through the rotating frame 8-1 until circuit communication is completed, the male seat 2-1 and the female seat 3-1 automatically slide back to the middle after loosening, and the reset tension spring 10-3 pulls the lifting slide rod 10-1 to move downwards, so that the rotating frame 8-1 automatically slides back; when a circuit is required to be disconnected, the coil 1-3 positioned on the right side can be connected to generate magnetic poles to attract the permanent magnet 2-2, so that the male seat 2-1 and the female seat 3-1 slide rightwards until the round head 6-4 contacts the top plate 1-7 to continue to move rightwards, thereby extruding the two locking balls 6-2 into the locking column 6-1, matching with the elasticity of the buffering middle spring 5, sliding the two locking balls 6-2 on the locking column 6-1 out of the locking sliding hole 2-5 to finish the separation of the male seat 2-4 and the female seat 3-3, realizing the circuit disconnection, closing the coil 1-3 positioned on the right side, eliminating the magnetic poles, and automatically sliding the male seat 2-1 and the female seat 3-1 back to the middle part of the sliding column 1-4 by the elasticity of the buffering middle spring 4 and the buffering middle spring 5; the sliding control mechanism 7 positioned at the left side can be pushed by a special tool, the top frame 7-1 pushes the female connecting seat 3-1 to move right until the male connecting post 2-4 and the female connecting hole 3-3 are separated, a circuit is disconnected, the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle after the circuit is disconnected, the sliding control mechanism 7 automatically slides back under the elasticity of the control spring 7-3, the control rod 8-3 can be rotated by the special tool, the toggle plate 9-1 descends and then rotates the control rod 8-3 leftwards, the control rod 8-3 drives the toggle plate 9-1 to toggle the male connecting seat 2-1 to move right through the rotating frame 8-1 until the male connecting post 2-4 and the female connecting hole 3-3 are separated, the circuit is disconnected after the circuit is disconnected, the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle, and the lifting slide rod 10-1 is pulled by the reset tension spring 10-3 to move downwards, so that the rotating frame 8-1 automatically slides back.
The second embodiment is as follows:
as shown in fig. 1-10, the mounting base 1 comprises a bottom plate 1-1, side plates 1-2, coils 1-3, sliding columns 1-4, supporting plates 1-5, fixing pins 1-6, top plates 1-7 and transverse columns 1-8, wherein the side plates 1-2 are fixedly connected to the left end and the right end of the bottom plate 1-1, the coils 1-3 are fixedly connected to the inner sides of the two side plates 1-2, two sliding columns 1-4 are fixedly connected between the two side plates 1-2, two supporting plates 1-5 are arranged, the two supporting plates 1-5 are respectively and fixedly connected to the front end and the rear end of the middle part of the bottom plate 1-1, the fixing pins 1-6 are symmetrically and fixedly connected to the outer end faces of the two supporting plates 1-5, the transverse columns 1-8 are fixedly connected to the upper ends between the two supporting plates 1-5, and the top plates 1-7 are fixedly connected to the inner sides of the side plates 1-2 positioned on the right side.
And a third specific embodiment:
as shown in FIG. 1-10, the male connection mechanism 2 comprises a male connection seat 2-1, a permanent magnet 2-2, a connector lug I2-3, a male connection post 2-4 and a locking slide hole 2-5, wherein the permanent magnet 2-2 is fixedly connected to the right side surface of the male connection seat 2-1, the male connection post 2-4 is fixedly connected to the left side surface of the male connection seat 2-1, the connector lug I2-3 is arranged at the side end of the male connection seat 2-1 and is communicated with the male connection post 2-4, the locking slide hole 2-5 is arranged at the lower end of the male connection seat 2-1, and the male connection seat 2-1 is slidably connected to the two slide posts 1-4.
The specific embodiment IV is as follows:
as shown in fig. 1-10, the female connection mechanism 3 includes a female connection seat 3-1, a connector lug ii 3-2 and a female connection hole 3-3, the female connection seat 3-1 is provided with the female connection hole 3-3, the connector lug ii 3-2 is arranged at a side end of the female connection seat 3-1 and is communicated with the female connection hole 3-3, the female connection seat 3-1 is slidably connected to two slide posts 1-4, the female connection hole 3-3 is slidably connected to the male connection post 2-4, four buffer side springs 4 are arranged, two buffer side springs 4 are arranged between the female connection seat 3-1 and the side plate 1-2 and are respectively sleeved on the two slide posts 1-4, the other two buffer side springs 4 are arranged between the male connection seat 2-1 and the side plate 1-2 and are respectively sleeved on the two slide posts 1-4, two buffer middle springs 5 are arranged between the male connection seat 2-1 and the female connection seat 3-1 and are respectively sleeved on the two slide posts 1-4.
The coil 1-3 on the left side is connected to generate a magnetic pole attraction permanent magnet 2-2, so that the male socket 2-1 slides leftwards until the male connection post 2-4 slides into the female connection hole 3-3, the male socket 2-1 and the female socket 3-1 are locked by matching with the connection locking mechanism 6, then the device is kept in a closed state, the coil 1-3 on the right side is connected to generate the magnetic pole attraction permanent magnet 2-2, so that the male socket 2-1 and the female socket 3-1 slide rightwards until the connection locking mechanism 6 extrudes with the top plate 1-7 to release the locking of the male socket 2-1 and the female socket 3-1, the male socket 2-1 and the female socket 3-1 are kept in an off state through the spring 5 in buffering, and the arrangement of the spring 4 on the buffering side and the spring 5 prevents the device from violent collision and damage.
Fifth embodiment:
as shown in fig. 1-10, the connecting locking mechanism 6 comprises a locking column 6-1, locking balls 6-2, a locking spring 6-3 and a round head 6-4, wherein the locking column 6-1 is fixedly connected to the right end face of the female socket 3-1, locking holes are formed in the locking column 6-1, two locking balls 6-2 are arranged in the locking holes of the locking column 6-1, the locking spring 6-3 is arranged in the locking holes of the locking column 6-1 and is located between the two locking balls 6-2, the round head 6-4 is arranged at the front end of the locking column 6-1, and the locking column 6-1 and the two locking balls 6-2 are in sliding connection with the locking sliding holes 2-5.
The elastic force of the locking spring 6-3 enables the two locking balls 6-2 to be always in the locking column 6-1 and to be in an outward ejection state, so that after the locking column 6-1 and the locking balls 6-2 slide into the locking sliding holes 2-5, the positions of the male seat 2-1 and the female seat 3-1 are locked, and when the round head 6-4 is extruded by a large force, the locking balls 6-2 slide into the locking column 6-1 against the elastic force of the locking spring 6-3, and then the locking can be released.
Specific embodiment six:
as shown in fig. 1-10, the sliding control mechanism 7 comprises a top frame 7-1, control slide bars 7-2, control springs 7-3 and a control push plate 7-4, wherein two control slide bars 7-2 are fixedly connected between the top frame 7-1 and the control push plate 7-4, the two control slide bars 7-2 are respectively sleeved with the control springs 7-3, the two sliding control mechanisms 7 are provided with two groups of control slide bars 7-2 which are respectively connected with the two side plates 1-2 in a sliding manner, and the two groups of control springs 7-3 are respectively positioned between the side plates 1-2 and the control push plate 7-4.
The pushing control push plate 7-4 can drive the top frame 7-1 to slide through the control slide rod 7-2, so that the male seat 2-1 or the female seat 3-1 is pushed, and the sliding control mechanism 7 can automatically slide back to the outer end of the installation base 1 through the control spring 7-3.
Seventh embodiment:
as shown in FIG. 1-10, the rotary control frame 8 comprises a rotary frame 8-1, an arc hole 8-2 and a control rod 8-3, wherein the arc hole 8-2 is arranged on the rotary frame 8-1 in a penetrating manner, the control rod 8-3 is rotatably connected to the upper end of the rotary frame 8-1, and the rotary frame 8-1 is rotatably connected to the transverse column 1-8.
Eighth embodiment:
as shown in fig. 1-10, the toggle lifting frame 9 includes a toggle plate 9-1 and a threaded plate 9-2, both ends of the threaded plate 9-2 are fixedly connected with the toggle plate 9-1, the threaded plate 9-2 is connected to the control rod 8-3 through threads, the two toggle plates 9-1 are respectively connected with both ends of the rotating frame 8-1 in a sliding manner, and the male socket 2-1 and the female socket 3-1 are both located under the rotating frame 8-1 and between the two toggle plates 9-1.
Detailed description nine:
as shown in fig. 1-10, the reset mechanism 10 comprises a lifting slide bar 10-1, a limiting seat 10-2 and a reset tension spring 10-3, wherein both ends of the lifting slide bar 10-1 are fixedly connected with the limiting seat 10-2, the two limiting seats 10-2 are respectively and slidably connected to the two supporting plates 1-5, the lifting slide bar 10-1 is slidably connected to the arc-shaped holes 8-2, the reset tension springs 10-3 are fixedly connected to the two limiting seats 10-2, and the two reset tension springs 10-3 are respectively and fixedly connected with the two fixing pins 1-6.
The rotating control rod 8-3 drives the toggle plate 9-1 to lift through threads through the threaded plate 9-2, so that when the control rod 8-3 is rotated, the male seat 2-1 or the female seat 3-1 can be toggled through the toggle plate 9-1, after toggling is finished, the lifting slide rod 10-1 slides downwards in the arc-shaped hole 8-2 through the pulling force of the reset tension spring 10-3, so that the rotating frame 8-1 drives the toggle plate 9-1 to automatically rotate to a centering position, at the moment, the lifting slide rod 10-1 is positioned at the lowest end of the arc-shaped hole 8-2, and through lifting displacement setting of the toggle plate 9-1, the movement of the male seat 2-1 or the female seat 3-1 when the other two control devices are closed or opened can be prevented from being influenced by the toggle plate 9-1.
The invention relates to an extra-high voltage direct current permanent magnet hybrid circuit breaker, which is characterized in that the use principle is as follows: when the device is used, the two coils 1-3 are connected with an external extra-high voltage line through the connector lug I2-3 and the connector lug II 3-2, meanwhile, the two coils 1-3 are connected with weak electricity, when the device is closed, the coil 1-3 positioned at the left side can be connected to generate magnetic pole attraction permanent magnets 2-2, the male connection seat 2-1 slides leftwards until the male connection column 2-4 slides into the female connection hole 3-3, meanwhile, the two locking balls 6-2 on the locking column 6-1 slide into the locking sliding holes 2-5 and penetrate through the locking sliding holes 2-5, so that the relative positions of the male connection seat 2-1 and the female connection seat 3-1 are limited, the circuit communication is realized, the two buffer side springs 4 positioned at the left side and the two buffer middle springs 5 are extruded, after the closing is finished, the coil 1-3 positioned at the left side is closed, the magnetic poles disappear, and the male connection seat 2-1 and the female connection seat 3-1 automatically slide back to the middle part of the sliding column 1-4 by the elasticity of the two buffer side springs 4 at the left side; the sliding control mechanism 7 positioned on the right side can be pushed by a special tool, so that the top frame 7-1 pushes the male seat 2-1 to move left until circuit communication is completed, the male seat 2-1 and the female seat 3-1 automatically slide back to the middle after loosening, the sliding control mechanism 7 automatically slides back under the elasticity of the spring 7-3, the control rod 8-3 can be rotated by the special tool, the toggle plate 9-1 is lowered and then the control rod 8-3 is rotated to the right, the control rod 8-3 drives the toggle plate 9-1 to toggle the male seat 2-1 to move left through the rotating frame 8-1 until circuit communication is completed, the male seat 2-1 and the female seat 3-1 automatically slide back to the middle after loosening, and the reset tension spring 10-3 pulls the lifting slide rod 10-1 to move downwards, so that the rotating frame 8-1 automatically slides back; when a circuit is required to be disconnected, the coil 1-3 positioned on the right side can be connected to generate magnetic poles to attract the permanent magnet 2-2, so that the male seat 2-1 and the female seat 3-1 slide rightwards until the round head 6-4 contacts the top plate 1-7 to continue to move rightwards, thereby extruding the two locking balls 6-2 into the locking column 6-1, matching with the elasticity of the buffering middle spring 5, sliding the two locking balls 6-2 on the locking column 6-1 out of the locking sliding hole 2-5 to finish the separation of the male seat 2-4 and the female seat 3-3, realizing the circuit disconnection, closing the coil 1-3 positioned on the right side, eliminating the magnetic poles, and automatically sliding the male seat 2-1 and the female seat 3-1 back to the middle part of the sliding column 1-4 by the elasticity of the buffering middle spring 4 and the buffering middle spring 5; the sliding control mechanism 7 positioned at the left side can be pushed by a special tool, the top frame 7-1 pushes the female connecting seat 3-1 to move right until the male connecting post 2-4 and the female connecting hole 3-3 are separated, a circuit is disconnected, the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle after the circuit is disconnected, the sliding control mechanism 7 automatically slides back under the elasticity of the control spring 7-3, the control rod 8-3 can be rotated by the special tool, the toggle plate 9-1 descends and then rotates the control rod 8-3 leftwards, the control rod 8-3 drives the toggle plate 9-1 to toggle the male connecting seat 2-1 to move right through the rotating frame 8-1 until the male connecting post 2-4 and the female connecting hole 3-3 are separated, the circuit is disconnected after the circuit is disconnected, the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle, and the lifting slide rod 10-1 is pulled by the reset tension spring 10-3 to move downwards, so that the rotating frame 8-1 automatically slides back.
Of course, the above description is not intended to limit the invention, but rather the invention is not limited to the above examples, and variations, modifications, additions or substitutions within the spirit and scope of the invention will be within the scope of the invention.
Claims (6)
1. The utility model provides an extra-high voltage direct current permanent magnetism hybrid circuit breaker, includes mounting base (1), public mechanism (2), female mechanism (3), buffering side spring (4), spring (5) in the buffering, connection locking mechanical system (6), slip control mechanism (7), rotation control frame (8), toggle crane (9) and canceling release mechanical system (10), its characterized in that: the device is characterized in that the male connection mechanism (2) and the female connection mechanism (3) are both in sliding connection on the mounting base (1), four buffer side springs (4) are arranged, two buffer side springs (4) are arranged between the mounting base (1) and the male connection mechanism (2), the other two buffer side springs (4) are arranged between the mounting base (1) and the female connection mechanism (3), two buffer middle springs (5) are arranged between the male connection mechanism (2) and the female connection mechanism (3), the connection locking mechanism (6) is fixedly connected on the female connection mechanism (3) and is in sliding connection with the male connection mechanism (2), two sliding control mechanisms (7) are arranged, two sliding control mechanisms (7) are symmetrically and slidably connected at two ends of the mounting base (1), the rotating control frame (8) is rotationally connected on the mounting base (1), the rotating lifting frame (9) is connected on the rotating control frame (8), the male connection mechanism (2) and the female connection mechanism (3) are arranged under the rotating frame (8), and the rotating control frame (10) is connected with the rotating frame (1) in a sliding mode;
the mounting base (1) comprises a bottom plate (1-1), side plates (1-2), coils (1-3), sliding columns (1-4), supporting plates (1-5), fixing pins (1-6), top plates (1-7) and transverse columns (1-8), wherein the left end and the right end of the bottom plate (1-1) are fixedly connected with the side plates (1-2), the inner sides of the two side plates (1-2) are fixedly connected with the coils (1-3), two sliding columns (1-4) are fixedly connected between the two side plates (1-2), two supporting plates (1-5) are arranged, one of the two supporting plates (1-5) is fixedly connected with the front end of the middle of the bottom plate (1-1), the other one of the two supporting plates is fixedly connected with the rear end of the middle of the bottom plate (1-1), the outer end faces of the two supporting plates (1-5) are symmetrically fixedly connected with the fixing pins (1-6), the upper ends of the two supporting plates (1-5) are fixedly connected with the transverse columns (1-8), and the top plates (1-7) are fixedly connected with the inner sides of the side plates (1-2) located on the right side sides of the side plates (1-2);
the male connection mechanism (2) comprises a male connection seat (2-1), a permanent magnet (2-2), a connector lug I (2-3), a male connection column (2-4) and a locking sliding hole (2-5), wherein the permanent magnet (2-2) is fixedly connected to the right side surface of the male connection seat (2-1), the male connection column (2-4) is fixedly connected to the left side surface of the male connection seat (2-1), the connector lug I (2-3) is arranged at the side end of the male connection seat (2-1) and is communicated with the male connection column (2-4), the locking sliding hole (2-5) is arranged at the lower end of the male connection seat (2-1), and the male connection seat (2-1) is slidably connected to the two sliding columns (1-4);
the female connection mechanism (3) comprises a female connection seat (3-1), a connector lug II (3-2) and a female connection hole (3-3), the female connection seat (3-1) is provided with the female connection hole (3-3), the connector lug II (3-2) is arranged at the side end of the female connection seat (3-1) and communicated with the female connection hole (3-3), the female connection seat (3-1) is slidably connected to two sliding columns (1-4), the female connection hole (3-3) is slidably connected with a male connection column (2-4), the buffer side springs (4) are provided with four buffer side springs, wherein the two buffer side springs (4) are arranged between the female connection seat (3-1) and a side plate (1-2), one buffer side spring (4) is sleeved on one of the two sliding columns (1-4), the other buffer side spring (4) is sleeved on the other sliding column (1-4), the other buffer side spring (4) is positioned between the male connection seat (2-1) and the side plate (1-2), the other buffer side spring (4) is sleeved on the other buffer side of the two sliding columns (4), the two buffering middle springs (5) are positioned between the male connecting seat (2-1) and the female connecting seat (3-1), one buffering middle spring (5) is sleeved on one of the two sliding columns (1-4), and the other buffering middle spring (5) is sleeved on the other of the two sliding columns (1-4).
2. The extra-high voltage direct current permanent magnet hybrid circuit breaker according to claim 1, wherein: the connecting locking mechanism (6) comprises a locking column (6-1), locking balls (6-2), a locking spring (6-3) and round heads (6-4), wherein the locking column (6-1) is fixedly connected to the right end face of the female joint seat (3-1), locking holes are formed in the locking column (6-1), the locking balls (6-2) are arranged in the two locking holes, the two locking balls (6-2) are all slidingly connected to the locking holes in the locking column (6-1), the locking spring (6-3) is arranged in the locking holes in the locking column (6-1) and located between the two locking balls (6-2), the round heads (6-4) are arranged at the front ends of the locking column (6-1), and the locking column (6-1) and the two locking balls (6-2) are all slidingly connected with the locking sliding holes (2-5).
3. The extra-high voltage direct current permanent magnet hybrid circuit breaker according to claim 2, wherein: the sliding control mechanism (7) comprises a top frame (7-1), control slide bars (7-2), control springs (7-3) and a control push plate (7-4), wherein two control slide bars (7-2) are fixedly connected between the top frame (7-1) and the control push plate (7-4), the two control slide bars (7-2) are sleeved with the control springs (7-3), the sliding control mechanism (7) is provided with two groups of control slide bars (7-2), one of the two groups of control slide bars (7-2) is connected onto one side plate (1-2) in a sliding mode, the other of the two groups of control slide bars (7-2) is connected onto the other side plate (1-2) in a sliding mode, and the two groups of control springs (7-3) are located between the side plate (1-2) and the control push plate (7-4).
4. An extra-high voltage dc permanent magnet hybrid circuit breaker according to claim 3 wherein: the rotary control frame (8) comprises a rotary frame (8-1), an arc-shaped hole (8-2) and a control rod (8-3), wherein the arc-shaped hole (8-2) is penetrated through the rotary frame (8-1), the control rod (8-3) is rotationally connected to the upper end of the rotary frame (8-1), and the rotary frame (8-1) is rotationally connected to the transverse column (1-8).
5. The extra-high voltage direct current permanent magnet hybrid circuit breaker according to claim 4, wherein: the stirring lifting frame (9) comprises stirring plates (9-1) and threaded plates (9-2), the stirring plates (9-1) are fixedly connected to the two ends of the threaded plates (9-2), the threaded plates (9-2) are connected to the control rod (8-3) through threads, one of the two stirring plates (9-1) is in sliding connection with one end of the rotating frame (8-1), the other of the two stirring plates (9-1) is in sliding connection with the other end of the rotating frame (8-1), and the male connection seat (2-1) and the female connection seat (3-1) are located under the rotating frame (8-1) and between the two stirring plates (9-1).
6. The extra-high voltage direct current permanent magnet hybrid circuit breaker according to claim 5, wherein: the reset mechanism (10) comprises a lifting slide bar (10-1), a limit seat (10-2) and a reset tension spring (10-3), the two ends of the lifting slide bar (10-1) are fixedly connected with the limit seat (10-2), a first part Personal (S) The limiting seats (10-2) are slidably connected to one supporting plate (1-5), the other limiting seat (10-2) is slidably connected to the other supporting plate (1-5), the lifting sliding rod (10-1) is slidably connected to the arc-shaped hole (8-2), the two limiting seats (10-2) are fixedly connected with reset tension springs (10-3), one reset tension spring (10-3) is fixedly connected with one fixing pin (1-6), and the other reset tension spring (10-3) is fixedly connected with the other fixing pin (1-6).
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| CN202010883217.7A CN112002600B (en) | 2020-08-28 | 2020-08-28 | Extra-high voltage direct current permanent magnet hybrid circuit breaker |
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| CN202010883217.7A CN112002600B (en) | 2020-08-28 | 2020-08-28 | Extra-high voltage direct current permanent magnet hybrid circuit breaker |
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| CN112002600B true CN112002600B (en) | 2023-09-12 |
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| CN112002600A (en) | 2020-11-27 |
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Effective date of registration: 20230809 Address after: No. 555, labor Road, Suzhou City, Jiangsu Province Applicant after: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. SUZHOU BRANCH Address before: 165033 group 7, Zhanbei street, Huzhong Town, Huzhong District, Daxinganling Prefecture, Heilongjiang Province Applicant before: Yu Jie |
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