CN112002600A - Extra-high voltage direct current permanent magnet hybrid circuit breaker - Google Patents
Extra-high voltage direct current permanent magnet hybrid circuit breaker Download PDFInfo
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- CN112002600A CN112002600A CN202010883217.7A CN202010883217A CN112002600A CN 112002600 A CN112002600 A CN 112002600A CN 202010883217 A CN202010883217 A CN 202010883217A CN 112002600 A CN112002600 A CN 112002600A
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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
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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
- H01H33/666—Operating arrangements
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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 an installation base, a male connection mechanism, a female connection mechanism, a buffering side spring, a buffering middle spring, a connection locking mechanism, a sliding control mechanism, a rotating control frame, a shifting lifting frame and a resetting mechanism, wherein the male connection mechanism and the female connection mechanism are both connected on the installation base in a sliding manner, the connection locking mechanism is fixedly connected on the female connection mechanism and is connected with the male connection mechanism in a sliding manner, the two sliding control mechanisms are symmetrically and slidably connected at two ends of the installation base, the rotating control frame is rotatably connected on the installation base, the shifting lifting frame is connected on the rotating control frame, the male connection mechanism and the female connection mechanism are both positioned under the shifting lifting frame, the resetting mechanism is connected on the installation base and is connected with the rotating control frame in a sliding manner, and a circuit system can be timely switched off, and potential safety hazards are avoided.
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
The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition for a predetermined time. Circuit breakers are divided into high-voltage circuit breakers and low-voltage circuit breakers according to their range of use. The circuit breaker can be used for distributing electric energy, protecting a power supply circuit, a motor and the like, and automatically cutting off a circuit when serious overload or short circuit, undervoltage and other faults occur, and the current flexible direct-current ultrahigh-voltage converter valve power transmission system cannot be timely disconnected, so that 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 be used for timely switching off a circuit system and avoiding potential safety hazards.
The purpose of the invention is realized by the following technical scheme:
an extra-high voltage direct current permanent magnet hybrid circuit breaker comprises an installation base, a male connection mechanism, a female connection mechanism, four buffering side springs, four buffering middle springs, four connection locking mechanisms, two sliding control mechanisms, two rotating control frames, two shifting lifting frames and a reset mechanism, wherein the male connection mechanism and the female connection mechanism are both connected on the installation base in a sliding mode, two buffering side springs are arranged between the installation base and the male connection mechanism, the other two buffering side springs are arranged between the installation base and the female connection mechanism, the two buffering middle springs are arranged between the male connection mechanism and the female connection mechanism, the connection locking mechanisms are fixedly connected on the female connection mechanism and are connected with the male connection mechanism in a sliding mode, the two sliding control mechanisms are arranged and are symmetrically connected at two ends of the installation base in a sliding mode, the rotation control frame rotate to be connected on the installation base, stir the crane through connecting on the rotation control frame, public connecing mechanism and female connecing mechanism all are located stir the crane under, canceling release mechanical system connect install the base and with rotation control frame sliding connection.
The mounting base include bottom plate, curb plate, coil, traveller, backup pad, fixed pin, roof and spreader, 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 travelers of fixedly connected with between two curb plates, the backup pad is equipped with two, two backup pads are fixed connection both ends around the bottom plate middle part respectively, symmetrical fixedly connected with fixed pin on the outer terminal surface of two backup pads, the upper end fixedly connected with spreader between two backup pads, roof fixed connection is in the inboard of the curb plate that is located the right side.
Public joint mechanism include public connection seat, permanent magnet, connector lug I, public post and locking slide opening, fixedly connected with permanent magnet on the right flank of public connection seat, fixedly connected with public post on the left flank of public connection seat, connector lug I sets up the side of public connection seat and communicates with public post, the lower extreme of public connection seat is equipped with the locking slide opening, public connection seat sliding connection is on two posts.
Female mechanism include female connection socket, connector lug II and female hole that connects, female being equipped with female hole on the connection socket, connector lug II sets up the side of female connection socket and with female hole intercommunication, female connection socket sliding connection is on two travelers, 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 connection socket and the curb plate and overlap respectively on two travelers, other two buffering side springs are located between public connection socket and the curb plate and overlap respectively on two travelers, the buffering in the spring be equipped with two, the spring is located between public connection socket and the female connection socket and overlap respectively on two travelers in two buffering.
Connect locking mechanical system include locking post, locking ball, locking spring and button head, locking post fixed connection is equipped with the locking hole on the right-hand member face of female joint chair on the locking post, the locking ball is equipped with two, in the locking hole of two equal sliding connection on the locking post of locking ball, the locking spring sets up in the locking hole on the locking post and is located between two locking balls, the front end of locking post is equipped with the button head, locking post and two locking balls all with locking slide opening sliding connection.
Slide control mechanism include roof-rack, control slide bar, control spring and control push pedal, two control slide bars of fixedly connected with between roof-rack and the control push pedal, all overlap on two control slide bars and be equipped with the control spring, slide control mechanism be equipped with two, two sets of control slide bars are sliding connection respectively on two curb plates, two sets of control springs all are located between curb plate and the control push pedal.
The rotating control frame comprises a rotating frame, an arc-shaped hole and a control rod, the arc-shaped hole penetrates through the rotating frame, the control rod is connected to the upper end of the rotating frame in a rotating mode, and the rotating frame is connected to the cross column in a rotating mode.
Stir the crane include dial the movable plate and the threading board, the equal fixedly connected with in both ends of threading board dials the movable plate, the threading board passes through threaded connection on the control lever, two dial the movable plate respectively with the both ends sliding connection of revolving rack, public joint seat and female joint chair all are located the revolving rack under and are located between two dial the movable plate.
The reset mechanism comprises a lifting slide bar, a limiting seat and reset tension springs, wherein the two ends of the lifting slide bar are fixedly connected with the limiting seat, the two limiting seats are respectively connected onto the two supporting plates in a sliding mode, the lifting slide bar is connected into the arc-shaped hole in a sliding mode, the two limiting seats are respectively fixedly connected with the reset tension springs, and the two reset tension springs are respectively fixedly connected with the two fixed 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 timely disconnection of a circuit system through multiple disconnection forms, so that potential safety hazards are avoided.
Drawings
FIG. 1 is a first general structural diagram of the present invention;
FIG. 2 is a schematic view of the mounting base structure of the present invention;
FIG. 3 is a schematic structural view of the male coupling mechanism of the present invention;
FIG. 4 is a schematic structural diagram of a female coupling 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 the slide control mechanism of the present invention;
FIG. 8 is a schematic view of the rotational control mount of the present invention;
figure 9 is a schematic view of the structure of the poking lifting frame of the invention;
fig. 10 is a schematic structural view of the return mechanism of the present invention.
In the figure: installing a base 1; a bottom plate 1-1; side plates 1-2; 1-3 of a coil; 1-4 of a sliding column; support plates 1-5; fixing pins 1-6; a top plate 1-7; 1-8 of transverse column; a male connection mechanism 2; a male connection seat 2-1; 2-2 parts of permanent magnet; the connector lug I2-3; 2-4 parts of a male connecting column; 2-5 of a locking slide hole; a female connection mechanism 3; a female connection seat 3-1; a connector lug II 3-2; female jack 3-3; a buffer side spring 4; a middle buffer spring 5; a connection locking mechanism 6; locking post 6-1; locking balls 6-2; a locking spring 6-3; 6-4 parts of round head; a slide control mechanism 7; a top frame 7-1; controlling a sliding rod 7-2; a control spring 7-3; controlling a push plate 7-4; a rotating control frame 8; 8-1 of a rotating frame; an arc-shaped hole 8-2; a control lever 8-3; the lifting frame 9 is pulled; a toggle plate 9-1; a thread plate 9-2; a reset mechanism 10; a lifting slide bar 10-1; a limiting seat 10-2; and a reset tension spring 10-3.
Detailed Description
The invention is described in further detail below with reference to figures 1-10.
The first embodiment is as follows:
as shown in fig. 1-10, an extra-high voltage direct current permanent magnet hybrid circuit breaker comprises an installation base 1, a male connection mechanism 2, a female connection mechanism 3, four buffering side springs 4, four buffering middle springs 5, a connection locking mechanism 6, a sliding control mechanism 7, a rotation 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 connected to the installation base 1 in a sliding manner, two buffering side springs 4 are arranged between the installation base 1 and the male connection mechanism 2, the other two buffering side springs 4 are arranged between the installation base 1 and the female connection mechanism 3, two buffering 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 to the female connection mechanism 3 and is connected to the male connection mechanism 2 in a sliding manner, the two sliding control mechanisms 7 are symmetrically and slidably connected to two ends of the installation base 1, the rotating control frame 8 is rotatably connected to the installation base 1, the stirring lifting frame 9 is connected to the rotating control frame 8, the male connection mechanism 2 and the female connection mechanism 3 are located under the stirring lifting frame 9, and the reset mechanism 10 is connected to the installation base 1 and slidably connected with the rotating control frame 8.
When the device is used, the device is connected with an external extra-high voltage line through the connector lug I2-3 and the connector lug II 3-2, the two coils 1-3 are simultaneously connected with weak current, when the device is closed, the coil 1-3 on the left side can be switched on to generate a magnetic pole to attract the permanent magnet 2-2, the male connector 2-1 slides leftwards until the male connector 2-4 slides into the female connector hole 3-3, and simultaneously the two locking balls 6-2 on the locking column 6-1 slide into the locking slide holes 2-5 and pass through the locking slide holes 2-5, so that the relative positions of the male connector 2-1 and the female connector 3-1 are limited to realize circuit communication, in the process, the two buffer side springs 4 and the two buffer middle springs 5 on the left side are extruded, after closing is completed, the coil 1-3 on the left side is closed, when the magnetic poles disappear, the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle part of the sliding column 1-4 under the elasticity of the two buffer side springs 4 on the left side; the sliding control mechanism 7 on the right side can be pushed by a special tool to enable the top frame 7-1 to push the male connecting seat 2-1 to move left until circuit communication is completed, the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle after the circuit communication is released, the sliding control mechanism 7 automatically slides back under the elastic force of the control spring 7-3, the control rod 8-3 can be rotated by the special tool to enable the shifting plate 9-1 to descend and then rotate the control rod 8-3 rightwards, the control rod 8-3 enables the shifting plate 9-1 to drive the shifting plate 9-1 to shift the male connecting seat 2-1 to move left through the rotating frame 8-1 until the circuit communication is completed, the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle after the circuit communication is released, and the lifting slide rod 10-1 is pulled to move downwards by the reset tension spring 10-3 to; when the circuit is required to be disconnected, the coil 1-3 on the right side can be switched on to generate a magnetic pole to attract the permanent magnet 2-2, so that the male connecting seat 2-1 and the female connecting seat 3-1 slide rightwards until the round head 6-4 is in contact with the top plate 1-7 and continues to move rightwards, the two locking balls 6-2 are squeezed into the locking column 6-1, the two locking balls 6-2 on the locking column 6-1 slide out of the locking slide holes 2-5 in cooperation with the elasticity of the buffer middle spring 5, the separation of the male connecting column 2-4 and the female connecting hole 3-3 is completed, the circuit is disconnected, the coil 1-3 on the right side is closed, the magnetic pole disappears, and the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle of the slide columns 1-4 under the elasticity of the buffer side spring 4 and the buffer; the sliding control mechanism 7 positioned on the left side can be pushed by a special tool to enable the top frame 7-1 to push the female connecting seat 3-1 to move right until the male connecting column 2-4 is separated from the female connecting hole 3-3, the circuit is disconnected, the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle part after being released, the sliding control mechanism 7 automatically slides back by the elasticity of the spring 7-3, the control rod 8-3 can be rotated by the special tool to enable the poking plate 9-1 to descend and then rotate the control rod 8-3 leftwards, the control rod 8-3 drives the poking plate 9-1 to poke the male connecting seat 2-1 to move right through the rotating frame 8-1 until the male connecting column 2-4 is separated from the female connecting hole 3-3, the circuit is disconnected, and the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle part after being released, the reset tension spring 10-3 pulls the lifting slide bar 10-1 to move downwards, so that the rotating frame 8-1 automatically slides back.
The second embodiment is as follows:
as shown in the figures 1-10, the installation base 1 comprises a bottom plate 1-1, side plates 1-2, coils 1-3, sliding columns 1-4, support plates 1-5, fixing pins 1-6, a top plate 1-7 and cross 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, the number of the support plates 1-5 is two, the two support plates 1-5 are respectively and fixedly connected with the front end and the rear end of the middle part of the bottom plate 1-1, the outer end surfaces of the two support plates 1-5 are symmetrically and fixedly connected with the fixing pins 1-6, and the upper end between the two support plates 1-5, the top plate 1-7 is fixedly connected to the inner side of the side plate 1-2 on the right side.
The third concrete implementation mode:
as shown in fig. 1-10, the male connection mechanism 2 includes a male connection base 2-1, a permanent magnet 2-2, a connector lug i 2-3, a male connection post 2-4 and a locking slide hole 2-5, the permanent magnet 2-2 is fixedly connected to the right side surface of the male connection base 2-1, the male connection post 2-4 is fixedly connected to the left side surface of the male connection base 2-1, the connector lug i 2-3 is arranged at the side end of the male connection base 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 base 2-1, and the male connection base 2-1 is slidably connected to the two slide posts 1-4.
The fourth concrete implementation mode:
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 the 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 sliding columns 1-4, the female connection hole 3-3 is slidably connected to the male connection column 2-4, four buffer side springs 4 are provided, 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 sliding columns 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 sliding columns 1-4, the number of the middle buffer springs 5 is two, and the two middle buffer springs 5 are positioned between the male connecting seat 2-1 and the female connecting seat 3-1 and are respectively sleeved on the two sliding columns 1-4.
A coil 1-3 on the left side is switched on to generate a magnetic pole to attract a permanent magnet 2-2, the male connecting seat 2-1 slides leftwards until a male connecting column 2-4 slides into a female connecting hole 3-3, the male connecting seat 2-1 and the female connecting seat 3-1 are locked by matching with a connecting and locking mechanism 6, then the device is kept in a closed state, the coil 1-3 on the right side is switched on to generate a magnetic pole to attract a permanent magnet 2-2, the male connecting seat 2-1 and the female connecting seat 3-1 slide rightwards until the connecting and locking mechanism 6 and a top plate 1-7 are extruded to release the locking of the male connecting seat 2-1 and the female connecting seat 3-1, the male connecting seat 2-1 and the female connecting seat 3-1 are kept in a disconnected state through a buffer middle spring 5, and the buffer side spring 4 and the buffer middle spring 5 are arranged to avoid severe collision of the device, damage occurs.
The fifth concrete implementation mode:
as shown in fig. 1-10, the connecting and locking mechanism 6 includes a locking post 6-1, two locking balls 6-2, two locking springs 6-3 and two round heads 6-4, the locking post 6-1 is fixedly connected to the right end face of the female joint 3-1, the locking post 6-1 is provided with two locking holes, the two locking balls 6-2 are slidably connected to the locking holes of the locking post 6-1, the locking spring 6-3 is arranged in the locking hole of the locking post 6-1 and located between the two locking balls 6-2, the round head 6-4 is arranged at the front end of the locking post 6-1, and the locking post 6-1 and the two locking balls 6-2 are slidably connected to the locking slide hole 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 keep an outward ejection state, so that after the locking column 6-1 and the locking balls 6-2 slide into the locking slide hole 2-5, the positions of the male connecting seat 2-1 and the female connecting seat 3-1 are locked, and when the round head 6-4 is extruded by large force, the locking balls 6-2 overcome the elastic force of the locking spring 6-3 and slide into the locking column 6-1, and then locking can be released.
The sixth specific implementation mode:
as shown in fig. 1-10, the sliding control mechanism 7 includes a top frame 7-1, two control slide bars 7-2, two control springs 7-3 and a control push plate 7-4, 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 both sleeved with the control springs 7-3, the two sliding control mechanisms 7 are provided, two groups of control slide bars 7-2 are respectively slidably connected to the two side plates 1-2, and the two groups of control springs 7-3 are both located between the side plates 1-2 and the control push plate 7-4.
The push control push plate 7-4 can drive the top frame 7-1 to slide by controlling the slide rod 7-2, so as to push the male connecting seat 2-1 or the female connecting seat 3-1, and the slide control mechanism 7 can automatically slide back to the outer end of the mounting base 1 by controlling the spring 7-3.
The seventh embodiment:
as shown in fig. 1-10, the rotating control frame 8 comprises a rotating frame 8-1, an arc hole 8-2 and a control rod 8-3, the rotating frame 8-1 is provided with the arc hole 8-2 in a penetrating way, the control rod 8-3 is rotatably connected to the upper end of the rotating frame 8-1, and the rotating frame 8-1 is rotatably connected to the cross column 1-8.
The specific implementation mode is eight:
as shown in fig. 1-10, the poking lifting frame 9 comprises a poking plate 9-1 and a thread plate 9-2, wherein the poking plate 9-1 is fixedly connected to both ends of the thread plate 9-2, the thread plate 9-2 is connected to a control rod 8-3 through threads, the two poking plates 9-1 are respectively connected with both ends of the rotating frame 8-1 in a sliding manner, and the male connecting seat 2-1 and the female connecting seat 3-1 are both positioned under the rotating frame 8-1 and between the two poking plates 9-1.
The specific implementation method nine:
as shown in the figures 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 seats 10-2, the two limiting seats 10-2 are respectively connected with two supporting plates 1-5 in a sliding manner, the lifting slide bar 10-1 is connected in an arc-shaped hole 8-2 in a sliding manner, the two limiting seats 10-2 are respectively and fixedly connected with the reset tension spring 10-3, and the two reset tension springs 10-3 are respectively and fixedly connected with two fixing pins 1-6.
The control rod 8-3 is rotated to enable the threaded plate 9-2 to drive the shifting plate 9-1 to lift through threads, so that when the control rod 8-3 is rotated, the male connecting seat 2-1 or the female connecting seat 3-1 can be shifted through the shifting plate 9-1, after shifting is completed, 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, the rotating frame 8-1 drives the shifting plate 9-1 to automatically rotate to the middle position, the lifting slide rod 10-1 is located at the lowest end of the arc-shaped hole 8-2, and the shifting plate 9-1 is arranged through lifting displacement of the shifting plate 9-1, so that the male connecting seat 2-1 or the female connecting seat 3-1 can be prevented from moving when the other two control devices are closed or disconnected due to the influence of the shifting plate 9-1.
The invention relates to an extra-high voltage direct current permanent magnet hybrid circuit breaker, which has the use principle that: when the device is used, the device is connected with an external extra-high voltage line through the connector lug I2-3 and the connector lug II 3-2, the two coils 1-3 are simultaneously connected with weak current, when the device is closed, the coil 1-3 on the left side can be switched on to generate a magnetic pole to attract the permanent magnet 2-2, the male connector 2-1 slides leftwards until the male connector 2-4 slides into the female connector hole 3-3, and simultaneously the two locking balls 6-2 on the locking column 6-1 slide into the locking slide holes 2-5 and pass through the locking slide holes 2-5, so that the relative positions of the male connector 2-1 and the female connector 3-1 are limited to realize circuit communication, in the process, the two buffer side springs 4 and the two buffer middle springs 5 on the left side are extruded, after closing is completed, the coil 1-3 on the left side is closed, when the magnetic poles disappear, the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle part of the sliding column 1-4 under the elasticity of the two buffer side springs 4 on the left side; the sliding control mechanism 7 on the right side can be pushed by a special tool to enable the top frame 7-1 to push the male connecting seat 2-1 to move left until circuit communication is completed, the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle after the circuit communication is released, the sliding control mechanism 7 automatically slides back under the elastic force of the control spring 7-3, the control rod 8-3 can be rotated by the special tool to enable the shifting plate 9-1 to descend and then rotate the control rod 8-3 rightwards, the control rod 8-3 enables the shifting plate 9-1 to drive the shifting plate 9-1 to shift the male connecting seat 2-1 to move left through the rotating frame 8-1 until the circuit communication is completed, the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle after the circuit communication is released, and the lifting slide rod 10-1 is pulled to move downwards by the reset tension spring 10-3 to; when the circuit is required to be disconnected, the coil 1-3 on the right side can be switched on to generate a magnetic pole to attract the permanent magnet 2-2, so that the male connecting seat 2-1 and the female connecting seat 3-1 slide rightwards until the round head 6-4 is in contact with the top plate 1-7 and continues to move rightwards, the two locking balls 6-2 are squeezed into the locking column 6-1, the two locking balls 6-2 on the locking column 6-1 slide out of the locking slide holes 2-5 in cooperation with the elasticity of the buffer middle spring 5, the separation of the male connecting column 2-4 and the female connecting hole 3-3 is completed, the circuit is disconnected, the coil 1-3 on the right side is closed, the magnetic pole disappears, and the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle of the slide columns 1-4 under the elasticity of the buffer side spring 4 and the buffer; the sliding control mechanism 7 positioned on the left side can be pushed by a special tool to enable the top frame 7-1 to push the female connecting seat 3-1 to move right until the male connecting column 2-4 is separated from the female connecting hole 3-3, the circuit is disconnected, the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle part after being released, the sliding control mechanism 7 automatically slides back by the elasticity of the spring 7-3, the control rod 8-3 can be rotated by the special tool to enable the poking plate 9-1 to descend and then rotate the control rod 8-3 leftwards, the control rod 8-3 drives the poking plate 9-1 to poke the male connecting seat 2-1 to move right through the rotating frame 8-1 until the male connecting column 2-4 is separated from the female connecting hole 3-3, the circuit is disconnected, and the male connecting seat 2-1 and the female connecting seat 3-1 automatically slide back to the middle part after being released, the reset tension spring 10-3 pulls the lifting slide bar 10-1 to move downwards, so that the rotating frame 8-1 automatically slides back.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (9)
1. The utility model provides an extra-high voltage direct current permanent magnetism hybrid circuit breaker, includes installation base (1), public connecing mechanism (2), female mechanism (3), buffering side spring (4), spring (5) in the buffering, connect locking mechanical system (6), sliding control mechanism (7), rotation control frame (8), stir crane (9) and canceling release mechanical system (10), its characterized in that: the male connection mechanism (2) and the female connection mechanism (3) are connected on the installation base (1) in a sliding manner, four buffer side springs (4) are arranged, two of the buffer side springs (4) are arranged between the installation base (1) and the male connection mechanism (2), the other two buffer side springs (4) are arranged between the installation 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 connected with the male connection mechanism (2) in a sliding manner, two sliding control mechanisms (7) are arranged, the two sliding control mechanisms (7) are symmetrically connected at two ends of the installation base (1) in a sliding manner, the rotation control frame (8) is rotatably connected on the installation base (1), stir crane (9) through connecting on rotation control frame (8), public grafting mechanism (2) and female grafting mechanism (3) all are located stir crane (9) under, canceling release mechanical system (10) connect install base (1) and with rotation control frame (8) sliding connection.
2. The extra-high voltage direct current permanent magnet hybrid circuit breaker of claim 1, characterized in that: 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), a top plate (1-7) and cross 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), the two sliding columns (1-4) are fixedly connected between the two side plates (1-2), the number of the supporting plates (1-5) is two, the two supporting plates (1-5) are respectively and fixedly connected with 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 on the outer end faces of the two supporting plates (1-, the upper end between the two supporting plates (1-5) is fixedly connected with a cross column (1-8), and the top plate (1-7) is fixedly connected with the inner side of the side plate (1-2) on the right side.
3. The extra-high voltage direct current permanent magnet hybrid circuit breaker of claim 2, characterized in that: 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), the permanent magnet (2-2) is fixedly connected to the right side face of the male connection seat (2-1), the male connection column (2-4) is fixedly connected to the left side face 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 communicated with the male connection column (2-4), the locking sliding hole (2-5) is formed in the lower end of the male connection seat (2-1), and the male connection seat (2-1) is connected to the two sliding columns (1-4) in a sliding mode.
4. The extra-high voltage direct current permanent magnet hybrid circuit breaker of claim 3, characterized in that: the female connection mechanism (3) comprises a female connection seat (3-1), a connector lug II (3-2) and female connection holes (3-3), the female connection seat (3-1) is provided with the female connection holes (3-3), the connector lug II (3-2) is arranged at the side end of the female connection seat (3-1) and is communicated with the female connection holes (3-3), the female connection seat (3-1) is connected onto the two sliding columns (1-4) in a sliding manner, the female connection holes (3-3) are connected with the male connection columns (2-4) in a sliding manner, the number of the buffer side springs (4) is four, two buffer side springs (4) are positioned between the female connection seat (3-1) and the side plate (1-2) and are respectively sleeved on the two sliding columns (1-4), and the other two buffer side springs (4) are positioned between the male connection seat (2-1) and the side plate (1-2) and are respectively sleeved on the two sliding columns (1-4) The two buffer middle springs (5) are arranged and are positioned between the male connecting seat (2-1) and the female connecting seat (3-1) and are respectively sleeved on the two sliding columns (1-4).
5. The extra-high voltage direct current permanent magnet hybrid circuit breaker of claim 4, characterized in that: the connecting and locking mechanism (6) comprises a locking column (6-1) and a locking ball (6-2), the locking device comprises a locking spring (6-3) and round heads (6-4), a locking column (6-1) is fixedly connected to the right end face of a female joint seat (3-1), two locking balls (6-2) are arranged on the locking column (6-1), the two locking balls (6-2) are connected into the locking hole in the locking column (6-1) in a sliding mode, the locking spring (6-3) is arranged in the locking hole 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 end of the locking column (6-1), and the locking column (6-1) and the two locking balls (6-2) are connected with the locking sliding hole (2-5) in a sliding mode.
6. The extra-high voltage direct current permanent magnet hybrid circuit breaker of claim 5, characterized in that: the sliding control mechanism (7) comprises an upper frame (7-1), two control slide bars (7-2), two control springs (7-3) and a control push plate (7-4), wherein the two control slide bars (7-2) are fixedly connected between the upper 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 arranged, the two groups of control slide bars (7-2) are respectively connected onto 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).
7. The extra-high voltage direct current permanent magnet hybrid circuit breaker of claim 6, characterized in that: the rotary control frame (8) comprises a rotary frame (8-1), arc-shaped holes (8-2) and control rods (8-3), the arc-shaped holes (8-2) penetrate through the rotary frame (8-1), the control rods (8-3) are rotatably connected to the upper end of the rotary frame (8-1), and the rotary frame (8-1) is rotatably connected to the transverse columns (1-8).
8. The extra-high voltage direct current permanent magnet hybrid circuit breaker of claim 7, characterized in that: the poking lifting frame (9) comprises poking plates (9-1) and threaded plates (9-2), the two ends of each threaded plate (9-2) are fixedly connected with the poking plates (9-1), the threaded plates (9-2) are connected to control rods (8-3) through threads, the two poking plates (9-1) are respectively connected with the two ends of the rotating frame (8-1) in a sliding mode, and the male connecting seat (2-1) and the female connecting seat (3-1) are located under the rotating frame (8-1) and located between the two poking plates (9-1).
9. The extra-high voltage direct current permanent magnet hybrid circuit breaker of claim 8, characterized in that: the reset mechanism (10) comprises a lifting slide bar (10-1), limiting seats (10-2) and reset tension springs (10-3), wherein the limiting seats (10-2) are fixedly connected to two ends of the lifting slide bar (10-1), the two limiting seats (10-2) are respectively connected to the two supporting plates (1-5) in a sliding mode, the lifting slide bar (10-1) is connected to the arc-shaped hole (8-2) in a sliding mode, the two limiting seats (10-2) are respectively fixedly connected with the reset tension springs (10-3), and the two reset tension springs (10-3) are respectively fixedly connected with the two fixing pins (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 CN112002600B (en) | 2023-09-12 |
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|---|---|
| CN112002600B (en) | 2023-09-12 |
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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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