CN216902600U - Handcart circuit breaker with interlocking manual and electric operating device - Google Patents
Handcart circuit breaker with interlocking manual and electric operating device Download PDFInfo
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- CN216902600U CN216902600U CN202122601137.0U CN202122601137U CN216902600U CN 216902600 U CN216902600 U CN 216902600U CN 202122601137 U CN202122601137 U CN 202122601137U CN 216902600 U CN216902600 U CN 216902600U
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Abstract
The utility model discloses a handcart circuit breaker with an interlocking manual electric operating device, which comprises a rack; isolating the enclosure; a double isolating switch; isolating the rotating shaft; the interlocking manual-electric operating device comprises an interlocking shell, a manual operating mechanism, an electric operating mechanism and an isolating transition shaft; one end of the isolation transition shaft is connected with the isolation rotating shaft, and a first transition gear and a second transition gear are sleeved on the isolation transition shaft; the electric operating mechanism comprises a motor, an electric switch and an electric isolating input shaft, wherein the electric isolating input shaft is provided with an electric isolating input gear meshed with the first transition gear; the manual operation mechanism comprises a screw rod rotating shaft, a screw rod nut shaft sleeve and an interlocking welding plate, a manual isolation input gear is arranged on the screw rod rotating shaft, the screw rod nut shaft sleeve is arranged on the screw rod rotating shaft in a sleeved mode, the screw rod nut shaft sleeve, the interlocking welding plate, a locking connecting plate and a switching-on interlocking plate are in linkage fit in sequence, and a reset spring is arranged on the switching-on interlocking plate. The utility model can realize rapid and accurate opening and closing, and has higher safety.
Description
Technical Field
The utility model relates to the technical field of handcart breakers, in particular to a handcart breaker comprising an interlocking manual and electric operating device.
Background
Mostly be manual operation mechanism in handcart circuit breaker's the interlocking operating means among the prior art, operation process is inconvenient, expend the manpower, and when breaking down, need overhaul the operation such as maintenance, often need adjust isolator to the separating brake state, but manual operation can not carry out quick separating brake to handcart circuit breaker, and the improper situation of operation appears very easily for isolator still is in the combined floodgate state, and the easy accident that takes place exists very big potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a handcart circuit breaker with an interlocking manual electric operating device, which aims to solve the existing problems.
In order to achieve the purpose, the technical scheme of the utility model is as follows: a handcart circuit breaker with an interlocking manual and electric operating device comprises a rack; the isolation shell is sleeved outside the rack; the double isolating switches are arranged on one side of the rack and are driven and connected through an isolating rotating shaft to realize opening and closing; the interlocking manual and electric operating device is arranged on one side of the frame and comprises an interlocking shell, and a manual operating mechanism, an electric operating mechanism and an isolating transition shaft which are arranged in the interlocking shell; one end of the isolation transition shaft is connected with the isolation rotating shaft, and a first transition gear and a second transition gear are sleeved on the isolation transition shaft; the electric operation mechanism comprises a motor, an electric switch and an electric isolation input shaft, wherein the motor is electrically connected with the electric switch, the electric isolation input shaft is connected with the motor, and the electric isolation input shaft is provided with an electric isolation input gear meshed with the first transition gear; the manual operating mechanism comprises a screw rod rotating shaft, a screw rod nut shaft sleeve and an interlocking welding plate, a manual isolation input gear meshed with a second transition gear is arranged on the screw rod rotating shaft, the screw rod nut shaft sleeve is arranged on the screw rod rotating shaft in a sleeved mode, the screw rod nut shaft sleeve is further in linkage fit with the interlocking welding plate, one end of the interlocking welding plate is connected with a locking connecting plate, a closing interlocking plate is further connected onto the locking connecting plate, and a reset spring is arranged on the closing interlocking plate.
Preferably, the interlock welding board other end is connected with isolation indicator board and the chain clamp plate of straight jointly through instructing even board, and isolation indicator board end is an isolation instruction position, directly links to lock the terminal and is connected with a handcart handle of clamp plate, the spacing cooperation of handcart handle and a handcart swizzle.
Preferably, one end of the isolation transition shaft is connected with the isolation rotating shaft through an isolation shaft sleeve.
Preferably, the double-isolation switch comprises three groups of isolation conductive assemblies which are longitudinally distributed, each group of isolation conductive assembly comprises two screw rods, two isolation conductive cylinders and a turbine, the two isolation conductive cylinders are respectively sleeved outside the two screw rods, the two screw rods are connected through the turbine, and the screw thread turning directions of the two screw rods are opposite.
Preferably, the isolation rotating shaft is provided with three worm rods which are in one-to-one correspondence with the turbines, the isolation rotating shaft drives the worm rods to rotate so as to drive the turbines to rotate, so that each group of two screw rods are driven to rotate, and finally the two isolation conductive cylinders on the two screw rods are driven to do vertical anisotropic linear motion to form movable connection with the isolation enclosure, so that the opening and closing of the double isolation switches are realized.
Preferably, the screw sleeves connected with the screw rods are respectively fixed at the ends, close to each other, of the two isolating conductive cylinders, the screw caps movably connected with the isolating shell are respectively fixed at the ends, far away from each other, of the two isolating conductive cylinders, and the two ends of the turbine are respectively riveted and fixed with the two screw rods through pins.
Preferably, still be provided with a vacuum circuit breaker and axle that opens circuit in the frame, vacuum circuit breaker includes utmost point post and sets up the vacuum interrupter in utmost point post, and vacuum interrupter's quiet end respectively with two electrically conductive section of thick bamboos of keeping apart electrical connection, vacuum interrupter's the end that moves and the axle that opens circuit form the drive with a drive assembly and be connected, and the axle that opens circuit is rotatory to be moved through drive assembly's transmission drive vacuum interrupter's the end that moves, realizes closing/minute of vacuum interrupter.
Preferably, the transmission assembly comprises an insulating pull rod, a transmission lever and a pull rod, a connecting lever is arranged on the breaking shaft, one end of the insulating pull rod is pivoted to one end of the connecting lever on the breaking shaft, the other end of the insulating pull rod is connected with one end of the transmission lever, one end of the pull rod is connected with the other end of the transmission lever, and the other end of the pull rod is in driving connection with the movable end of the vacuum arc-extinguishing chamber.
Preferably, an energy storage spring is sleeved outside the crank arm on the trip shaft.
Preferably, a manual energy storage shaft is further arranged in the interlocking shell, an energy storage gear is arranged on the manual energy storage shaft, and a circuit breaking shaft gear meshed with the energy storage gear is arranged on the circuit breaking shaft.
The utility model has the following beneficial effects:
(1) according to the handcart circuit breaker, the lead screw rotating shaft can be rotated through the manual operating mechanism, so that the lead screw nut shaft sleeve is driven to move inwards (outwards) along the lead screw and drive the interlocking welding plate, the locking connecting plate and the closing interlocking plate to move inwards (outwards) together, closing (opening) of the handcart circuit breaker is realized, meanwhile, the manual isolation input teeth rotate together with the lead screw rotating shaft, so that the second transition gear and the isolation transition shaft are driven to rotate, the isolation rotating shaft is driven to rotate, and finally closing (opening) is performed on the double isolation switches; or through opening (closing) electric switch, make the motor rotate, and then drive electronic isolation input shaft and electronic isolation input gear and rotate together, electronic isolation input gear drives first transition gear and rotates, and then drive isolation transition shaft and second transition gear and rotate, wherein keep apart the transition shaft and drive the rotation of isolation pivot, and then close a floodgate (separating brake) to two isolator, second transition gear drives manual isolation input gear, and then drive the lead screw pivot and rotate, finally realize closing a floodgate (separating brake) of handcart circuit breaker, this technical scheme can carry out quick accurate divide-shut brake to handcart circuit breaker, the improper situation of operation easily appears in the difficult, the security of handcart circuit breaker has been improved.
(2) The handcart handle can form fixed spacing with the handcart swizzle for the handcart handle is in the shutting state, can't take out the handcart circuit breaker, improves the security.
(3) Can be through the rotatory manual energy storage axle of outside manual handle for energy storage gear on it rotates and then drives and opens circuit shaft gear and the axle that opens circuit and rotate together, and the epaxial crank that opens circuit rotates downwards, and energy storage spring compresses the energy storage, and insulating pull rod moves down, and rethread transmission lever drives the pull rod and shifts up and make pull rod and vacuum interrupter's the end that moves form the closure, realizes vacuum interrupter's combined floodgate process.
Drawings
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is a schematic view of an interlock manual electric operating device according to an embodiment of the present invention;
FIG. 3 is a front view of an embodiment of the present invention;
FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;
FIG. 5 is a perspective view of the interlock manual electric operating device with the internal structure of the interlock housing removed in an embodiment of the present invention;
FIG. 6 is a front view of the interlock manual electric operator with the internal structure of the interlock housing removed in accordance with an embodiment of the present invention;
FIG. 7 is a right side view of the interlock manual electric operator with the internal structure of the interlock housing removed in accordance with an embodiment of the present invention;
FIG. 8 is a rear side view of the interlock manual electric operator with the internal structure of the interlock housing removed in accordance with an embodiment of the present invention;
the attached drawings are marked as follows: 1 rack, 2 isolated rotating shaft, 3 lead screw, 4 isolated conductive cylinder, 5 turbine, 6 scroll bar, 7 turnbuckle, 8 pin, 9 nut, 10 vacuum circuit breaker, 101 pole, 102 vacuum arc extinguish chamber, 11 broken shaft, 12 transmission assembly, 121 insulation pull rod, 122 transmission lever, 123 pull rod, 13 interlocking manual operation device, 131 interlocking shell, 132 manual operation mechanism, 1321 lead screw rotating shaft, 1322 lead screw nut shaft sleeve, 1323 interlocking welding plate, 1324 manual isolation input gear, 133 electric operation mechanism, 1331 motor, 1332 electric switch, 1333 electric isolation input shaft, 1334 electric isolation input gear, 134 isolation transition shaft, 1341 first transition gear, 1342 second transition gear, 14 interlocking connecting plate, 15 closing interlocking plate, 16 indicating connecting plate, 17 isolation indicator plate, 171 isolation indicator bit, 18 straight interlocking pressing plate, 19 handcart handle, 20 handcart switch pin, 21 manual energy storage shaft, 22 energy storage gear, 23 breaking shaft gear, 24 energy storage spring and 25 isolating shaft sleeve.
Detailed Description
To further illustrate the various embodiments, the utility model provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the utility model and, together with the description, serve to explain the principles of the embodiments. Those skilled in the art will appreciate still other possible embodiments and advantages of the present invention with reference to these figures. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
For convenience of description, define: the inward movement refers to a movement toward a side close to the isolation rotation shaft 2 in the axial direction of the isolation rotation shaft 2, and the outward movement refers to a movement toward a side away from the isolation rotation shaft 2 in the axial direction of the isolation rotation shaft 2.
Referring to fig. 1 to 8, as an embodiment of the present invention, there is provided a handcart breaker including an interlock manual electric operation device 13, including a frame; the isolation shell is sleeved outside the rack; the double isolating switches are arranged on one side of the rack and are driven and connected through an isolating rotating shaft 2 to realize opening and closing; the interlocking manual electric operating device 13 is arranged on one side of the frame, and the interlocking manual electric operating device 13 comprises an interlocking shell 131, a manual operating mechanism 132, an electric operating mechanism 133 and an isolating transition shaft 134 which are arranged in the interlocking shell 131; an isolation transition shaft 134, one end of which is connected with the isolation rotation shaft 2, and on which a first transition gear 1341 and a second transition gear 1342 are sleeved; the electric operating mechanism 133 comprises a motor 1331, an electric switch 1332 and an electric isolating input shaft 1333, wherein the motor 1331 is electrically connected with the electric switch 1332, the electric isolating input shaft 1333 is connected with the motor 1331, and the electric isolating input shaft 1333 is provided with an electric isolating input gear 1334 meshed with the first transition gear 1341; the manual operating mechanism 132 comprises a screw spindle 1321, a screw nut shaft sleeve 1322 and an interlocking welded plate 1323, a manual isolation input gear 1324 meshed with the second transition gear 1342 is arranged on the screw spindle 1321, the screw nut shaft sleeve 1322 is sleeved on the screw spindle 1321, the screw nut shaft sleeve 1322 is further in linkage fit with the interlocking welded plate 1323, one end of the interlocking welded plate 1323 is connected with a locking connecting plate 14, the locking connecting plate 14 is further connected with a closing interlocking plate 15, and a reset spring is arranged on the closing interlocking plate 15.
According to the technical scheme, the lead screw rotating shaft 1321 can be rotated forward (reversely) through an external manual handle so as to drive the lead screw nut shaft sleeve 1322 to move inwards (outwards) along the lead screw 3 and drive the interlocking welding plate 1323 to move inwards (outwards), so as to drive the locking connecting plate 14 and the closing interlocking plate 15 to move inwards (outwards) together, at the moment, the reset spring stretches (contracts) to realize closing (opening) of the handcart circuit breaker, meanwhile, the manual isolation input teeth rotate along with the lead screw rotating shaft 1321 to drive the second transition gear 1342 to rotate, drive the isolation transition shaft 134 to rotate, drive the isolation rotating shaft 2 to rotate, and finally perform closing (opening) on the double isolation switches; meanwhile, the motor 1331 can rotate by turning on (off) the electric switch 1332, so as to drive the electric isolating input shaft 1333 and the electric isolating input gear 1334 to rotate together, the electric isolating input gear 1334 drives the first transition gear 1341 to rotate, so as to drive the isolating transition shaft 134 and the second transition gear 1342 to rotate, wherein the isolating transition shaft 134 drives the isolating rotating shaft 2 to rotate, so as to perform switching-on (switching-off) on the double isolating switches, the second transition gear 1342 drives the manual isolating input gear 1324, so as to drive the lead screw rotating shaft 1321 to rotate, and then the manual handle rotation is repeated to drive the lead screw rotating shaft 1321 to finally realize switching-on (switching-off) of the handcart circuit breaker, according to the technical scheme, the handcart circuit breaker can be switched on and off rapidly and accurately through the manual operating mechanism 132 and the electric operating mechanism 133, so that improper operation is not easy to occur, the safety of the handcart circuit breaker is improved.
In this embodiment, the other end of interlocking welding plate 1323 is connected with isolation indicator plate 17 and straight chain clamp plate 18 through indicating even board 16 jointly, and isolation indicator plate 17 is terminal to be an isolation indicator position 171, and straight chain clamp plate 18 is terminal to be connected with a handcart handle 19, and handcart handle 19 and a handcart switch pin 20 are spacing fit.
In the technical scheme, when the interlocking welding plate 1323 moves inwards, the indication connecting plate 16 also moves inwards, at the moment, the isolation indication plate 17 moves downwards, the isolation indication position 171 moves downwards to display the closing state, the direct-connection locking pressing plate 18 and the handcart handle 19 move downwards, at the moment, the handcart handle 19 and the handcart switch pin 20 form a fixed limit through the stretching of the return spring, the handcart handle 19 is in a locking state, the handcart circuit breaker cannot be drawn out, when the interlocking welding plate 1323 moves outwards, the indicating connecting plate 16 also moves outwards, the isolation indicating plate 17 moves upwards at the moment, the isolation indicating position 171 moves upwards to display the opening state, the direct-connection locking pressing plate 18 and the handcart handle 19 move upwards, through the reset spring shrink, handcart handle 19 breaks away from spacingly with handcart switch pin 20 this moment, and handcart handle 19 is in the state of unblanking, can take out the handcart circuit breaker this moment. Isolation instruction position 171's structural design, the suggestion is more striking, and the precision is higher for handcart circuit breaker safe and reliable more.
In this embodiment, one end of the isolation transition shaft 134 is connected to the isolation rotating shaft 2 through an isolation shaft sleeve 25, so as to improve the connection stability.
Referring to fig. 4 and 5, in the embodiment, the double-isolation switch includes three sets of isolation conductive assemblies distributed longitudinally, each set of isolation conductive assembly includes two lead screws 3, two isolation conductive cylinders 4, and a turbine 5, the two isolation conductive cylinders 4 are respectively sleeved outside the two lead screws 3, the two lead screws 3 are connected through the turbine 5, and the thread turning directions of the two lead screws 3 are opposite; the isolating rotating shaft 2 is provided with three worm rods 6 which are in one-to-one correspondence with the turbines 5, the isolating rotating shaft 2 drives the worm rods 6 to rotate, and then drives the turbines 5 to rotate, so that the two lead screws 3 in each group are driven to rotate, and finally the two isolating conductive cylinders 4 on the two lead screws 3 are driven to do vertical anisotropic linear motion to form movable connection with the isolating casing, so that the opening and closing of the double isolating switches are realized.
According to the technical scheme, the isolation rotating shaft 2 rotates forwards to drive the three scroll rods 6 on the isolation rotating shaft to rotate, and then the turbines 5 of each group of isolation conductive components are driven to rotate respectively, so that the two isolation conductive cylinders 4 on the two screw rods 3 rotate towards the direction opposite to the direction away from each other, until the two isolation conductive cylinders are pushed to be connected with the isolation enclosure, the double isolation switches are in a closing state at the moment, and similarly, the three scroll rods 6 on the two isolation conductive cylinders 3 are driven to rotate through the reverse rotation of the isolation rotating shaft 2, the three scroll rods 6 drive the turbines 5 in butt joint with the three scroll rods 6 respectively, so that the two screw rods 3 are driven to rotate, so that the two isolation conductive cylinders 4 on the two screw rods 3 move towards the direction opposite to each other, the two isolation conductive cylinders 4 are separated from the isolation enclosure, and the double isolation switches are in a switching-off state at the moment. This two isolator's electrically conductive section of thick bamboo 4 carries out swing joint for upper and lower rectilinear motion mode and isolation casing to realize two isolator's divide-shut brake process, simple structure, occupation space is less, and overall structure is compacter and smaller and exquisite, is convenient for assemble and operate.
In this embodiment, the one end that two keep apart conductive tube 4 and be close to each other is fixed with the swivel nut 7 of being connected with lead screw 3 respectively, avoids keeping apart conductive tube 4 and lead screw 3 lug connection, and the one end that two keep apart conductive tube 4 and keep away from each other is fixed with nut 9 respectively, keeps apart conductive tube and forms swing joint through nut 9 and isolation casing, avoids keeping apart conductive tube 4 long-time direct contact and uses and cause wearing and tearing to reduce replacement and maintenance cost, 5 both ends of turbine are fixed with two lead screw 3 riveting respectively through pin 8, guarantee turbine 5 and 3 cooperation pivoted stability of lead screw.
In this embodiment, still be provided with a vacuum circuit breaker 10 and axle 11 that opens circuit in the frame, vacuum circuit breaker 10 includes utmost point post 101 and sets up the vacuum interrupter 102 in utmost point post 101, and the quiet end of vacuum interrupter 102 is connected with two electrically conductive section of thick bams 4 electrical connection of keeping apart respectively, and the end that moves of vacuum interrupter 102 forms the drive with axle 11 that opens circuit through a drive assembly 12 and is connected, and axle 11 that opens circuit is rotatory to be moved through the transmission drive vacuum interrupter 102 that drive assembly 12 moves the end, realizes closing/minute of vacuum interrupter 102. Specifically, the transmission assembly 12 includes an insulating pull rod 121, a transmission lever 122, and a pull rod 123, a connecting lever is disposed on the trip shaft 11, one end of the insulating pull rod 121 is pivoted to one end of the connecting lever on the trip shaft 11, the other end is connected to one end of the transmission lever 122, one end of the pull rod 123 is connected to the other end of the transmission lever 122, the other end of the pull rod 123 is in driving connection with the moving end of the vacuum interrupter 102, an energy storage spring 24 is sleeved outside the connecting lever on the trip shaft 11, as shown in fig. 8, a manual energy storage shaft 21 is further disposed in the interlock housing 131, an energy storage gear 22 is disposed thereon, and a trip shaft gear 23 engaged with the energy storage gear 22 is disposed on the trip shaft 11.
According to the technical scheme, the external manual handle rotates the manual energy storage shaft 21 in the forward direction, so that the energy storage gear 22 on the manual energy storage shaft rotates and further drives the energy storage gear to rotate together with the breaking shaft gear 23 and the breaking shaft 11, the crank arm on the breaking shaft 11 rotates downwards, the energy storage spring 24 compresses and stores energy, the insulating pull rod 121 moves downwards, the transmission lever 122 drives the pull rod 123 to move upwards, the pull rod 123 and the moving end of the vacuum arc-extinguishing chamber 102 are closed, and the switching-on process of the vacuum arc-extinguishing chamber 102 is achieved; similarly, the manual handle rotates the manual energy storage shaft 21 in the reverse direction, so that the energy storage gear 22 on the manual handle rotates to further drive the energy storage shaft to rotate together with the circuit breaking shaft gear 23 and the circuit breaking shaft 11, the crank arm on the circuit breaking shaft 11 rotates upwards, the energy storage spring 24 resets to release energy, the insulating pull rod 121 moves upwards, and then the transmission lever 122 drives the pull rod 123 to move downwards to separate the pull rod 123 from the moving end of the vacuum arc extinguish chamber 102, so that the switching-off process of the vacuum arc extinguish chamber 102 is realized.
While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (10)
1. The utility model provides a handcart circuit breaker that contains interlocking manual electric operating means which characterized in that: comprises that
A frame;
the isolation shell is sleeved outside the rack;
the double isolating switches are arranged on one side of the rack and are driven and connected through an isolating rotating shaft to realize opening and closing;
the interlocking manual and electric operating device is arranged on one side of the frame and comprises an interlocking shell, and a manual operating mechanism, an electric operating mechanism and an isolating transition shaft which are arranged in the interlocking shell;
one end of the isolation transition shaft is connected with the isolation rotating shaft, and a first transition gear and a second transition gear are sleeved on the isolation transition shaft;
the electric operation mechanism comprises a motor, an electric switch and an electric isolation input shaft, wherein the motor is electrically connected with the electric switch, the electric isolation input shaft is connected with the motor, and the electric isolation input shaft is provided with an electric isolation input gear meshed with the first transition gear;
the manual operating mechanism comprises a screw rod rotating shaft, a screw rod nut shaft sleeve and an interlocking welding plate, a manual isolation input gear meshed with a second transition gear is arranged on the screw rod rotating shaft, the screw rod nut shaft sleeve is arranged on the screw rod rotating shaft in a sleeved mode, the screw rod nut shaft sleeve is further in linkage fit with the interlocking welding plate, one end of the interlocking welding plate is connected with a locking connecting plate, a closing interlocking plate is further connected onto the locking connecting plate, and a reset spring is arranged on the closing interlocking plate.
2. The handcart circuit breaker with interlocking manual and electric operating device according to claim 1, characterized in that: the interlocking welding plate other end is connected with isolation indicator plate and the chain clamp plate of straight jointly through instructing even board, and isolation indicator plate end is an isolation instruction position, directly links the lock clamp plate end and is connected with a handcart handle, the spacing cooperation of handcart handle and a handcart swizzle.
3. The handcart circuit breaker with interlocking manual and electric operating device according to claim 1, characterized in that: one end of the isolation transition shaft is connected with the isolation rotating shaft through an isolation shaft sleeve.
4. The handcart circuit breaker with interlocking manual and electric operating device according to claim 1, characterized in that: the double-isolating switch comprises three groups of isolating conductive assemblies which are longitudinally distributed, each group of isolating conductive assemblies comprises two screw rods, two isolating conductive cylinders and a turbine, the two isolating conductive cylinders are respectively sleeved outside the two screw rods, the two screw rods are connected through the turbine, and the thread turning directions of the two screw rods are opposite.
5. The handcart circuit breaker with interlocking manual and electric operating device according to claim 4, characterized in that: the isolating rotating shaft is provided with three worm rods which are in one-to-one correspondence with the turbines respectively, the isolating rotating shaft drives the worm rods to rotate so as to drive the turbines to rotate, and therefore two lead screws of each group are driven to rotate, and finally two isolating conductive cylinders on the two lead screws are driven to do vertical anisotropic linear motion to form movable connection with the isolating casing, so that opening and closing of the double isolating switches are achieved.
6. The handcart circuit breaker with interlocking manual and electric operating device according to claim 5, characterized in that: the two ends of the turbine are respectively riveted and fixed with the two screw rods through pins.
7. The handcart circuit breaker with interlocking manual and electric operating device according to claim 1, characterized in that: still be provided with a vacuum circuit breaker and broken circuit axle in the frame, vacuum circuit breaker includes utmost point post and sets up the vacuum interrupter in utmost point post, and vacuum interrupter's quiet end is connected with two electrically conductive section of thick bamboos of keeping apart respectively, and vacuum interrupter's the end that moves forms the drive with the axle that opens circuit through a drive assembly and is connected, and the rotation of the axle that opens circuit drives vacuum interrupter's the end that moves through drive assembly's transmission and moves, realizes vacuum interrupter's the combination/branch.
8. The handcart circuit breaker with interlocking manual and electric operating device according to claim 7, characterized in that: the transmission assembly comprises an insulating pull rod, a transmission lever and a pull rod, a connecting lever is arranged on the circuit breaking shaft, one end of the insulating pull rod is pivoted to one end of the connecting lever on the circuit breaking shaft, the other end of the insulating pull rod is connected with one end of the transmission lever, one end of the pull rod is connected with the other end of the transmission lever, and the other end of the pull rod is in driving connection with the movable end of the vacuum arc extinguish chamber.
9. The handcart circuit breaker with interlocking manual and electric operating device according to claim 8, characterized in that: and an energy storage spring is sleeved outside the crank arm on the circuit breaking shaft.
10. The handcart circuit breaker with interlocking manual and electric operating device according to claim 8, characterized in that: the interlocking device is characterized in that a manual energy storage shaft is further arranged in the interlocking shell, an energy storage gear is arranged on the manual energy storage shaft, and a circuit breaking shaft gear meshed with the energy storage gear is arranged on the circuit breaking shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122601137.0U CN216902600U (en) | 2021-10-28 | 2021-10-28 | Handcart circuit breaker with interlocking manual and electric operating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122601137.0U CN216902600U (en) | 2021-10-28 | 2021-10-28 | Handcart circuit breaker with interlocking manual and electric operating device |
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| CN216902600U true CN216902600U (en) | 2022-07-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113990686A (en) * | 2021-10-28 | 2022-01-28 | 协成科技股份有限公司 | Handcart circuit breaker with interlocking manual and electric operating device |
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2021
- 2021-10-28 CN CN202122601137.0U patent/CN216902600U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113990686A (en) * | 2021-10-28 | 2022-01-28 | 协成科技股份有限公司 | Handcart circuit breaker with interlocking manual and electric operating device |
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