CN112599391A - Air circuit breaker capable of automatically rebounding and resetting - Google Patents
Air circuit breaker capable of automatically rebounding and resetting Download PDFInfo
- Publication number
- CN112599391A CN112599391A CN202110007157.7A CN202110007157A CN112599391A CN 112599391 A CN112599391 A CN 112599391A CN 202110007157 A CN202110007157 A CN 202110007157A CN 112599391 A CN112599391 A CN 112599391A
- Authority
- CN
- China
- Prior art keywords
- end wall
- cavity
- rod
- transmission
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/66—Power reset mechanisms
- H01H71/68—Power reset mechanisms actuated by electromagnet
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/24—Interlocking, locking, or latching mechanisms for interlocking two or more parts of the mechanism for operating contacts
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to the related field of circuit breakers, in particular to an air circuit breaker capable of automatically rebounding and resetting, which comprises a box body and a first cavity fixedly arranged in the box body, wherein a driving shaft is rotatably arranged between the upper end wall and the lower end wall of the first cavity, the driving shaft is in power connection with a main shaft of a motor, the motor is fixedly arranged on the upper end wall of the first cavity, the air circuit breaker capable of automatically rebounding and resetting can realize automatic disconnection when a fault occurs in a circuit, protect electrical appliances and the like, automatically start the motor after the fault occurs, detect a lead in the circuit, facilitate the maintenance of maintenance personnel to be quicker, detect the repaired circuit by using an inner loop, prevent the problem from occurring, and clamp a connecting rod under the condition that the fault of repairing the circuit is not repaired, the air circuit breaker is prevented from being closed due to mistaken pushing, and damage is caused to maintenance personnel.
Description
Technical Field
The invention relates to the related field of circuit breakers, in particular to an air circuit breaker capable of automatically rebounding and resetting.
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 within a prescribed time. The circuit breaker is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the application range of the circuit breaker, the dividing of high and low voltage boundary lines is fuzzy, the circuit breaker is generally called a high-voltage electrical appliance with the voltage of more than 3kV, the air circuit breaker is also one type of the circuit breaker, the current air circuit breaker can only realize the automatic disconnection of a circuit when the circuit fails, can not realize the detection of a lead in the circuit, can not realize the automatic rebound after the circuit fault is repaired, can not realize the closing under the condition that the circuit fault is not repaired, and therefore, the air circuit breaker capable of automatically rebounding and resetting is necessary to be arranged to improve.
Disclosure of Invention
The invention aims to provide an air circuit breaker capable of automatically rebounding and resetting, which can overcome the defects in the prior art, so that the practicability of equipment is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an air circuit breaker capable of automatically rebounding and resetting, which comprises a box body and a first cavity fixedly arranged in the box body, wherein a driving shaft is rotatably arranged between the upper end wall and the lower end wall of the first cavity, the driving shaft is in power connection with a main shaft of a motor, the motor is fixedly arranged on the upper end wall of the first cavity, a worm is fixedly arranged on the outer surface of the driving shaft, the worm and a worm wheel are in meshing transmission, the worm wheel is fixedly arranged on the outer surface of the tail end of the left side of a worm wheel shaft, the worm wheel shaft is rotatably arranged on the right end wall of the first cavity in a penetrating way, a first transmission device for transmission between the worm wheel shaft and a sliding connection rod is fixedly arranged on the outer surface of the tail end of the right side of the worm wheel shaft, the sliding connection rod is, the outer surface of the right side end wall of the sliding connecting rod in the coil installation cavity is fixedly connected with a fixed rod, the tail end of the right side of the outer surface of the lower side end wall of the fixed rod is fixedly connected with a metal rod, the metal rod is nested in the coil and installed on the lower side end wall of the coil installation cavity, the box body on the lower side of the coil installation cavity is internally and fixedly provided with an electrifying cavity, the outer surface of the lower side end wall of the sliding connecting rod is fixedly connected with a communicating block, the outer surface of the driving shaft on the lower side of the worm is provided with a second transmission device for transmission between the driving shaft and a detection sensing block, the left side end wall of the electrifying cavity is vertically and symmetrically and fixedly provided with communicating rods, the communicating rods on the lower side are fixedly connected with the left side end wall of the electrifying block, the electrifying block is fixedly, second transmission downside the surface mounting of drive shaft has and is used for driven third transmission between drive shaft and the measuring bar one, circular telegram chamber downside the box internal fixation is provided with the second cavity, bilateral symmetry fixed mounting has the wire on the second cavity upside end wall, wire upside end wall surface with fixed connection between the downside end wall of circular telegram piece, the terminal surface fixed mounting of downside of drive shaft has and is used for driven fourth transmission between drive shaft and the measuring bar two, fixed mounting has on the side end wall of coil installation cavity is used for the starting drive that the motor started, box upside end wall right side fixed mounting has the display screen.
Further, the first transmission device comprises the worm wheel shaft, a contact transmission cavity is fixedly arranged in the box body on the right side of the first cavity, a stop lever mounting disc is fixedly mounted on the outer surface of the right end of the worm wheel shaft in the contact transmission cavity, stop levers are fixedly mounted on the outer surface of the end wall of one side, away from the worm wheel shaft, of the stop lever mounting disc in an array manner, the stop levers are in contact transmission with shift levers, the shift levers are fixedly mounted on the outer surface of a shift lever shaft, the shift lever shaft is rotatably mounted between front and rear shift lever shaft mounting frames, the shift lever shaft mounting frames are fixedly mounted on the outer surface of a rotary drum, the shift lever shaft mounting frames are connected with the shift levers through torsion springs, the torsion springs are mounted on the outer surface of the shift lever shaft in an embedded manner, the rotary drum is fixedly mounted on the outer surface of a rotary, the terminal outer fixed surface of front side of rotary drum axle installs gear one, gear one with the meshing transmission between the sliding connection pole, contact transmission chamber downside the box internal fixation is provided with the braking chamber, fixed mounting has the electro-magnet on the wall of braking chamber left side end, the electro-magnet with adsorb and adsorb each other between the piece, adsorb piece fixed mounting at the left side end wall surface of slide bar, slide bar slidable mounting is on the mounting panel, mounting panel fixed mounting be in between the upper and lower end wall in braking chamber, slide bar right side end wall outer fixed surface is connected with the braking awl, the braking awl with connect through coupling spring one between the mounting panel, the braking awl inserts in the brake groove, the brake groove is fixed to be set up on the left side end wall of sliding connection pole.
Further, the second transmission device comprises the driving shaft, a centrifugal transmission cavity is fixedly arranged in the box body on the lower side of the driving shaft, a fixing frame is fixedly arranged on the outer surface of the driving shaft in the centrifugal transmission cavity, a centrifugal cavity is fixedly arranged in the fixing frame in an array manner, a centrifugal rod is slidably arranged on the end wall of one side, far away from the driving shaft, of the centrifugal cavity, the outer surface of the end wall, close to one side of the driving shaft, of the centrifugal rod is connected with the end wall of one side, far away from the driving shaft, of the centrifugal cavity through a centrifugal rod connecting spring, the centrifugal rod connecting spring is nested on the outer surface of the centrifugal rod, a contact soft belt is fixedly connected to the outer surface of the end wall of one side, far away from the centrifugal cavity, of the centrifugal rod, the contact soft belt is in contact transmission with, the detection sensing block is characterized in that a first reset spring is fixedly connected to the outer surface of the end wall of the left side of the detection sensing block in an up-and-down symmetrical mode, the first reset spring is far away from the end of one side of the detection sensing block and a fixed block, the fixed block is fixedly installed on the upper end wall and the lower end wall of the centrifugal transmission cavity in an up-and-down symmetrical mode, and the detection sensing block is in contact with the communication rod.
Further, the third transmission device comprises the driving shaft, a screw cavity is fixedly arranged in the box body on the lower side of the centrifugal transmission cavity, a bevel gear II is fixedly arranged on the outer surface of the driving shaft in the screw cavity, the bevel gear II and the bevel gear I are in meshing transmission, the bevel gear I is fixedly arranged on the outer surface of the tail end of the left side of the screw, the screw is rotatably arranged on a mounting rack, the mounting rack is fixedly arranged on the end wall of the lower side of the screw cavity, a sliding rack is slidably arranged on the outer surface of the screw on the right side of the mounting rack, a connecting cavity is fixedly arranged in the sliding rack in a circumferential array, a nut block is slidably arranged in the connecting cavity, the nut block is rotatably connected with the screw, and the nut block is connected with the end wall of the connecting cavity, which, the carriage runs through slidable mounting and is in on the right side end wall in lead screw chamber, the last side end wall fixed surface of carriage is connected with the slider, slider slidable mounting is in on the last side end wall in lead screw chamber, the slider with connect through connecting spring four between the right side end wall in lead screw chamber, the right side end wall fixed surface of carriage installs transmission block one, transmission block one right side end wall fixed surface installs detection pole one.
Further, the fourth transmission device comprises the driving shaft, a bevel gear cavity is fixedly arranged in the box body on the lower side of the screw rod cavity, a third bevel gear is fixedly arranged on the outer surface of the tail end of the lower side of the driving shaft in the bevel gear cavity, the third bevel gear and the fourth bevel gear are in meshing transmission, the fourth bevel gear is fixedly arranged on the outer surface of the tail end of the left side of a gear shaft, the gear shaft is rotatably arranged on the end wall of the right side of the bevel gear cavity in a penetrating manner, the box body on the right side of the bevel gear cavity is fixedly arranged in the box body, a second gear is fixedly arranged on the outer surface of the tail end of the right side of the gear shaft in the box body, the second gear is in meshing transmission with a turntable with teeth on the end wall of the lower side, the turntable with teeth, the upside the box internal fixation is provided with the rack chamber, the rack intracavity the terminal fixed surface of upside of carousel axle installs the turning block, the internal fixed array of turning block is provided with meshing tooth sliding chamber, meshing tooth sliding chamber slidable mounting has the meshing tooth, the meshing tooth with meshing tooth sliding chamber is close to connect through meshing tooth coupling spring between the end wall of carousel axle one side, the meshing transmission between meshing tooth and the rack, the rack runs through slidable mounting and is in on the left side end wall in rack chamber, rack right side end wall surface with connect through reset spring two between the end wall of rack chamber right side, rack left side end wall fixed surface installs transmission block two, two left side end wall fixed surface of transmission block are connected with detection pole two.
Further, the starting device comprises a spring cavity which is fixedly arranged in the box body on the upper side of the coil mounting cavity, a contact rod is arranged on the lower side end wall of the spring cavity in a penetrating and sliding mode, the outer surface of the upper side end wall of the contact rod is connected with the lower side end wall of the spring cavity through a second connecting spring, the outer surface of the upper side end wall of the contact rod is fixedly connected with a starting cord, the tail end of one side of the starting cord, which is far away from the contact rod, is fixedly connected with the outer surface of the upper side end wall of the starting rod, the starting rod is arranged on the lower end wall of the starting cavity in a penetrating and sliding mode, the starting cavity is fixedly arranged in the box body on the upper side of the first cavity, the outer surface of the upper end wall of the starting rod is connected with the lower end wall of the starting cavity through a starting spring, and the starting spring is nested on the outer surface of the starting rod.
The invention has the beneficial effects that: the utility model provides an air circuit breaker that can kick-back automatically and reset, automatic disconnection when breaking down in the circuit can be realized, protect with electrical apparatus etc, can realize the automatic start motor after breaking down, can realize detecting the wire in the circuit, the maintenance that the maintenance personal of being convenient for is faster, can realize utilizing the inner loop to detect the circuit of restoreing, prevent the problem, can realize carrying out the chucking to the connecting rod under the trouble of repairing, prevent that the mistake from pushing away and make air circuit breaker closed, produce harm to the maintenance personal.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of an overall structure of an air circuit breaker capable of automatically rebounding and resetting according to the present invention.
Fig. 2 is a schematic view of the structure a-a in fig. 1.
FIG. 3 is a schematic diagram of B-B in FIG. 1.
Fig. 4 is an enlarged schematic view of C in fig. 1.
Fig. 5 is an enlarged schematic view of D in fig. 1.
Fig. 6 is an enlarged schematic view of E in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-6, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The air circuit breaker capable of automatically rebounding and resetting as described in conjunction with fig. 1-6 comprises a case 11 and a first cavity 12 fixedly disposed in the case 11, a driving shaft 62 is rotatably mounted between upper and lower end walls of the first cavity 12, the driving shaft 62 is in power connection with a main shaft of a motor 13, the motor 13 is fixedly mounted on an upper end wall of the first cavity 12, a worm 64 is fixedly mounted on an outer surface of the driving shaft 62, the worm 64 and a worm wheel 63 are in meshing transmission, the worm wheel 63 is fixedly mounted on an outer surface of a left end of a worm wheel shaft 18, the worm wheel shaft 18 is rotatably mounted on a right end wall of the first cavity 12 in a penetrating manner, a first transmission device 100 for transmission between the worm wheel shaft 18 and a sliding connecting rod 35 is fixedly mounted on an outer surface of a right end of the worm wheel shaft 18, the sliding connecting rod 35 is slidably mounted in the case, a coil installation cavity 30 is fixedly arranged in the box body 11 on the right side of the box body 11, a fixing rod 31 is fixedly connected to the outer surface of the right end wall of the sliding connecting rod 35 in the coil installation cavity 30, a metal rod 33 is fixedly connected to the right end of the outer surface of the lower end wall of the fixing rod 31, the metal rod 33 is nested in and installed in a coil 32, the coil 32 is internally installed on the lower end wall of the coil installation cavity 30, a power-on cavity 58 is fixedly arranged in the box body 11 on the lower side of the coil installation cavity 30, a power-on block 36 is fixedly connected to the outer surface of the lower end wall of the sliding connecting rod 35, a second transmission device 101 for transmission between the driving shaft 62 and the detection sensing block 79 is installed on the outer surface of the driving shaft 62 on the lower side of the worm 64, a connecting rod 60 is vertically symmetrically and fixedly installed on the left end wall of the power-on the, the energizing block 46 is fixedly installed on the lower end wall of the energizing cavity 58, the energizing block 36 and the energizing block 46 are in contact energization, a third transmission device 102 for transmission between the driving shaft 62 and the first detection rod 49 is installed on the outer surface of the driving shaft 62 on the lower side of the second transmission device 101, a second cavity 47 is fixedly arranged in the box body 11 on the lower side of the energizing cavity 58, lead wires 45 are fixedly installed on the upper end wall of the second cavity 47 in a bilateral symmetry manner, the outer surface of the upper end wall of the lead wire 45 is fixedly connected with the lower end wall of the energizing block 46, a fourth transmission device 103 for transmission between the driving shaft 62 and the second detection rod 44 is fixedly installed on the outer surface of the lower end of the driving shaft 62, and a starting device 104 for starting the motor 13 is fixedly installed on the upper end wall of the coil installation cavity 30, and a display screen 28 is fixedly arranged on the right side of the upper end wall of the box body 11.
Advantageously, the first transmission device 100 includes the worm gear shaft 18, a contact transmission cavity 73 is fixedly arranged in the casing 11 on the right side of the first cavity 12, a stop lever mounting plate 66 is fixedly mounted on the outer surface of the right end of the worm gear shaft 18 in the contact transmission cavity 73, stop levers 65 are fixedly mounted on the outer surface of the stop lever mounting plate 66 on the end wall of one side away from the worm gear shaft 18, the stop levers 65 are in contact transmission with a shift lever 67, the shift lever 67 is fixedly mounted on the outer surface of a shift lever shaft 71, the shift lever shaft 71 is rotatably mounted between front and rear shift lever shaft mounting brackets 69, the shift lever shaft mounting bracket 69 is fixedly mounted on the outer surface of a rotating drum 70, the shift lever shaft mounting 69 is connected with the shift lever 67 through a torsion spring 68, the torsion spring 68 is nested on the outer surface of the shift lever shaft 71, and the rotating drum 70 is fixedly mounted on, the rotary drum shaft 72 is rotatably installed on the rear end wall of the contact transmission cavity 73, a first gear 74 is fixedly installed on the outer surface of the front end of the rotary drum shaft 72, the first gear 74 and the sliding connecting rod 35 are in meshing transmission, the brake cavity 21 is fixedly arranged in the box body 11 and is in contact with the lower side of the transmission cavity 73, an electromagnet 19 is fixedly installed on the left end wall of the brake cavity 21, the electromagnet 19 and an adsorption block 20 are adsorbed with each other, the adsorption block 20 is fixedly installed on the outer surface of the left end wall of the sliding rod 61, the sliding rod 61 is slidably installed on the installation plate 22, the installation plate 22 is fixedly installed between the upper end wall and the lower end wall of the brake cavity 21, a brake cone 24 is fixedly connected to the outer surface of the right end wall of the sliding rod 61, the brake cone 24 is connected with the installation plate 22 through a first connecting spring 23, the stopper groove 34 is fixedly provided on the left end wall of the slide connecting rod 35.
Advantageously, the second transmission device 101 includes the driving shaft 62, a centrifugal transmission cavity 59 is fixedly arranged in the casing 11 on the lower side of the driving shaft 62, a fixed frame 82 is fixedly arranged on the outer surface of the driving shaft 62 in the centrifugal transmission cavity 59, a centrifugal cavity 81 is fixedly arranged in an array in the fixed frame 82, a centrifugal rod 75 is slidably arranged on the end wall of the centrifugal cavity 81 on the side far from the driving shaft 62, the outer surface of the end wall of the centrifugal rod 75 on the side near to the driving shaft 62 is connected with the end wall of the centrifugal cavity 81 on the side far from the driving shaft 62 through a centrifugal rod connecting spring 76, the centrifugal rod connecting spring 76 is nested and arranged on the outer surface of the centrifugal rod 75, a contact soft belt 80 is fixedly connected to the outer surface of the end wall of the centrifugal rod 75 on the side far from the centrifugal cavity 81, and contact transmission is performed between, detect sensing piece 79 slidable mounting be in between the upper and lower end wall of centrifugal transmission chamber 59, detect sensing piece 79 left side end wall surface symmetry from top to bottom fixedly connected with reset spring 78, reset spring 78 keeps away from detect fixed connection between sensing piece 79 one side end and the fixed block 77, fixed block 77 symmetry fixed mounting from top to bottom on the upper and lower end wall of centrifugal transmission chamber 59, detect sensing piece 79 with contact between the connecting rod 60.
Advantageously, the third transmission device 102 comprises the driving shaft 62, a screw cavity 56 is fixedly arranged in the box body 11 at the lower side of the centrifugal transmission cavity 59, a second bevel gear 57 is fixedly arranged on the outer surface of the driving shaft 62 in the screw cavity 56, the second bevel gear 57 is in meshing transmission with a first bevel gear 55, the first bevel gear 55 is fixedly arranged on the outer surface of the left end of the screw 83, the screw 83 is rotatably arranged on a mounting bracket 95, the mounting bracket 95 is fixedly arranged on the lower side end wall of the screw cavity 56, a sliding bracket 87 is slidably arranged on the outer surface of the screw 83 at the right side of the mounting bracket 95, a fixed circumferential array in the sliding bracket 87 is provided with a connecting cavity 89, a nut block 84 is slidably arranged in the connecting cavity 89, the nut block 84 is rotatably connected with the screw 83, the nut block 84 is connected with the end wall of the connecting cavity 89 at the side far away from the screw 83 through a third, sliding frame 87 runs through slidable mounting and is in on the right side end wall of lead screw chamber 56, sliding frame 87's upside end wall surface fixed connection has slider 85, slider 85 slidable mounting be in on the upside end wall of lead screw chamber 56, slider 85 with be connected through connecting spring four 86 between the right side end wall of lead screw chamber 56, sliding frame 87's right side end wall surface fixed mounting has transmission block one 50, transmission block one 50 right side end wall surface fixed mounting has detection pole one 49.
Advantageously, the fourth transmission device 103 comprises the driving shaft 62, a bevel gear chamber 53 is fixedly arranged in the box body 11 at the lower side of the screw rod chamber 56, a bevel gear third 54 is fixedly arranged on the outer surface of the lower end of the driving shaft 62 in the bevel gear chamber 53, the bevel gear third 54 is in meshing transmission with a bevel gear fourth 51, the bevel gear fourth 51 is fixedly arranged on the outer surface of the left end of a gear shaft 52, the gear shaft 52 is rotatably arranged on the right end wall of the bevel gear chamber 53 in a penetrating manner, a gear transmission chamber 96 is fixedly arranged in the box body 11 at the right side of the bevel gear chamber 53, a gear second 42 is fixedly arranged on the outer surface of the right end of the gear shaft 52 in the gear transmission chamber 96, the gear second 42 is in meshing transmission with the rotating disc 40 with teeth at the lower end wall, and the rotating disc 40 with teeth at the lower end wall is fixedly arranged on, the turntable shaft 41 is installed on the upper end wall of the gear transmission cavity 96 in a penetrating and rotating mode, a rack cavity 38 is fixedly arranged in the box body 11 on the upper side of the gear transmission cavity 96, a rotating block 92 is fixedly installed on the outer surface of the tail end of the upper side of the turntable shaft 41 in the rack cavity 38, meshing tooth sliding cavities 91 are fixedly arranged in the rotating block 92 in an array mode, meshing teeth 93 are installed in the meshing tooth sliding cavities 91 in a sliding mode, the meshing teeth 93 are connected with the end wall, close to one side of the turntable shaft 41, of the meshing tooth sliding cavities 91 through meshing tooth connecting springs 94, meshing transmission is conducted between the meshing teeth 93 and the rack 39, the rack 39 is installed on the left end wall of the rack cavity 38 in a penetrating and sliding mode, the outer surface of the right end wall of the rack 39 is connected with the right end wall of the rack cavity 38 through a return spring II 37, and a transmission block II 43 is fixedly installed on the outer, the outer surface of the left end wall of the second transmission block 43 is fixedly connected with the second detection rod 44.
Advantageously, the actuating device 104 includes a spring cavity 25, the spring cavity 25 is fixedly disposed in the casing 11 on the upper side of the coil installation cavity 30, a contact rod 27 is slidably mounted through the lower end wall of the spring cavity 25, an upper end wall outer surface of the contact rod 27 is connected with the lower end wall of the spring cavity 25 through a second connecting spring 26, an actuating wire 17 is fixedly connected with an upper end wall outer surface of the contact rod 27, a distal end of the actuating wire 17 away from the contact rod 27 is fixedly connected with an upper end wall outer surface of an actuating rod 16, the actuating rod 16 is slidably mounted through the lower end wall of an actuating cavity 14, the actuating cavity 14 is fixedly disposed in the casing 11 on the upper side of the first cavity 12, an upper end wall outer surface of the actuating rod 16 is connected with the lower end wall of the actuating cavity 14 through an actuating spring 15, the actuating spring 15 is nested on the outer surface of the actuating lever 16.
The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.
In the initial state: the electromagnet 19 is de-energized.
Sequence of mechanical actions of the whole device:
when the device of the invention is in operation, when the current in the line changes, the current in the coil 32 changes, the magnetic force generated in the coil 32 also changes, so that the metal rod 33 moves upwards, when the current in the line changes, the electromagnet 19 is de-energized, the electromagnet 19 no longer adsorbs the adsorption block 20, so that the sliding rod 61 can move, the metal rod 33 moves upwards, so that the fixing rod 31 is driven to move upwards, so that the sliding connecting rod 35 moves upwards, due to the action of the connecting spring I23, the braking cone 24 is clamped into the braking groove 34, so that the sliding connecting rod 35 does not move any more, when the fixing rod 31 moves upwards to be in contact with the contact rod 27, the contact rod 27 moves upwards, so that the connecting spring II 26 extends, so that the actuating wire 17 is loosened, and the actuating rod 16 is moved downward to contact the motor 13 due to the action of the actuating spring 15, thereby actuating the motor 13.
The motor 13 is started to drive the driving shaft 62 to rotate, so that the fixed frame 82 rotates, so that the centrifugal rod 75 is driven to move, the contact soft belt 80 is tightly supported and is in contact with the detection sensing block 79, so that the detection sensing block 79 is pushed to move rightwards and is in contact with the communication rod 60, so that the first reset spring 78 is stretched, and whether the detection sensing block 79 and the communication rod 60 are in contact with a detection circuit or not is recovered to be normal. .
The driving shaft 62 rotates to drive the second bevel gear 57 to rotate, the second bevel gear 57 is in meshing transmission with the first bevel gear 55 to drive the lead screw 83 to rotate, the lead screw 83 is in rotating connection with the nut block 84 to drive the sliding frame 87 to move rightwards, so that the first transmission block 50 moves rightwards, the first detection rod 49 is driven to move rightwards to be in contact with the left wire 45, and when the first detection rod 49 is in contact with the wire 45, the sliding frame 87 does not move rightwards any more, so that the nut block 84 reciprocates in the connecting cavity 89.
The driving shaft 62 rotates to drive the bevel gear three 54 to rotate, the bevel gear three 54 and the bevel gear four 51 are in meshing transmission, the gear shaft 52 is driven to rotate, the gear two 42 and the rotary disc 40 with teeth on the lower end wall are in meshing transmission, the rotary disc shaft 41 is driven to rotate, the rotary block 92 is driven to rotate, the meshing teeth 93 are driven to rotate, the meshing transmission between the meshing teeth 93 and the rack 39 is driven to drive the transmission block two 43 to move to the left, and the detection rod two 44 moves to the left to be in contact with the lead 45 on the right side.
The first detection rod 49 and the second detection rod 44 are in contact with the wire 45 to detect whether the wire 45 has a problem or not, and when the wire has the problem, the second transmission block 43 and the first transmission block 50 send signals to the display screen 28, so that the line can be maintained conveniently.
When the detection sensing block 79 detects that the line is normal, the detection sensing block 79 sends a signal to the electromagnet 19 to electrify the electromagnet 19, the electromagnet 19 adsorbs the adsorption block 20 to drive the slide rod 61 to move leftwards, so that the brake cone 24 is disengaged from the brake groove 34, the driving shaft 62 rotates, so that the worm 64 is driven to rotate, the worm 64 and the worm wheel 63 are in meshing transmission, so that the worm wheel shaft 18 is driven to rotate, so that the gear lever mounting plate 66 is driven to rotate, so that the gear lever 65 is driven to rotate, the gear lever 65 and the shift lever 67 are in contact transmission, so that the shift lever shaft 71 is driven to move, so that the rotary drum 70 is driven to rotate, so that the rotary drum shaft 72 is driven to rotate, so that the first gear 74 is driven to rotate, and the first gear 74 is meshed with the sliding connecting rod 35, thereby bringing the switch block 36 to move downwards to switch on the switch block 46, the fixing rod 31 moves downwards to be out of contact with the contact rod 27, and the starting cord 17 is tightened due to the action of the second connecting spring 26, so that the starting rod 16 is moved upwards to be out of contact with the motor 13, and the motor 13 is stopped.
The first return spring 78 is used for returning the detection sensing block 79 to the left, the fourth connecting spring 86 is used for returning the sliding frame 87 to the left, and the second return spring 37 is used for returning the rack 39 to the right.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an air circuit breaker that can kick-back automatically and reset, include the box and the box internal fixation is provided with first cavity, its characterized in that: a driving shaft is rotatably arranged between the upper end wall and the lower end wall of the first cavity, the driving shaft is in power connection with a main shaft of a motor, the motor is fixedly arranged on the upper end wall of the first cavity, a worm is fixedly arranged on the outer surface of the driving shaft, the worm and a worm wheel are in meshing transmission, the worm wheel is fixedly arranged on the outer surface of the tail end of the left side of a worm wheel shaft, the worm wheel shaft is rotatably arranged on the right end wall of the first cavity in a penetrating manner, a first transmission device for transmission between the worm wheel shaft and a sliding connecting rod is fixedly arranged on the outer surface of the tail end of the right side of the worm wheel shaft, the sliding connecting rod is slidably arranged in the box body, a coil installation cavity is fixedly arranged in the box body on the right side of the box body, a fixing rod is fixedly connected to the outer surface, the metal rods are nested in the coils, the coils are arranged on the lower side end wall of the coil installation cavity, the box body on the lower side of the coil installation cavity is internally and fixedly provided with a power-on cavity, the outer surface of the lower side end wall of the sliding connecting rod is fixedly connected with a power-on block, the outer surface of the driving shaft on the lower side of the worm is provided with a second transmission device for transmission between the driving shaft and the detection sensing block, the left side end wall of the power-on cavity is vertically and symmetrically and fixedly provided with a power-on rod, the left side end wall of the power-on block is fixedly connected with the lower side of the power-on rod, the power-on block is fixedly arranged on the lower side end wall of the power-on cavity, the power-on block is in contact with the power-on block, and the outer surface of the driving shaft on the lower, the circular telegram chamber downside the box internal fixation is provided with the second cavity, bilateral symmetry fixed mounting has the wire on the second cavity upside end wall, wire upside end wall surface with fixed connection between the downside end wall of circular telegram piece, the terminal surface fixed mounting of downside of drive shaft has and is used for driven fourth transmission between drive shaft and the test bar two, fixed mounting has on the upside end wall of coil installation cavity and is used for motor start's starting drive, box upside end wall right side fixed mounting has the display screen.
2. An air circuit breaker capable of automatic rebound reset as claimed in claim 1, wherein: the first transmission device comprises the worm wheel shaft, a contact transmission cavity is fixedly arranged in the box body on the right side of the first cavity, a baffle rod mounting disc is fixedly mounted on the outer surface of the tail end of the right side of the worm wheel shaft in the contact transmission cavity, baffle rods are fixedly mounted on the outer surface of the end wall of one side, far away from the worm wheel shaft, of the baffle rod mounting disc, the baffle rods are in contact transmission with a shift rod, the shift rod is fixedly mounted on the outer surface of a shift rod shaft, the shift rod shaft is rotatably mounted between front and rear shift rod shaft mounting frames, the shift rod shaft mounting frames are fixedly mounted on the outer surface of a rotary drum, the shift rod shaft mounting frames are connected with the shift rod through torsion springs, the torsion springs are mounted on the outer surface of the shift rod shaft in a nested manner, the rotary drum is fixedly mounted on the outer, the terminal outer fixed surface of front side of rotary drum axle installs gear one, gear one with the meshing transmission between the sliding connection pole, contact transmission chamber downside the box internal fixation is provided with the braking chamber, fixed mounting has the electro-magnet on the wall of braking chamber left side end, the electro-magnet with adsorb and adsorb each other between the piece, adsorb piece fixed mounting at the left side end wall surface of slide bar, slide bar slidable mounting is on the mounting panel, mounting panel fixed mounting be in between the upper and lower end wall in braking chamber, slide bar right side end wall outer fixed surface is connected with the braking awl, the braking awl with connect through coupling spring one between the mounting panel, the braking awl inserts in the brake groove, the brake groove is fixed to be set up on the left side end wall of sliding connection pole.
3. An air circuit breaker capable of automatic rebound reset as claimed in claim 1, wherein: the second transmission device comprises the driving shaft, a centrifugal transmission cavity is fixedly arranged in the box body on the lower side of the driving shaft, a fixing frame is fixedly arranged on the outer surface of the driving shaft in the centrifugal transmission cavity, centrifugal cavities are fixedly arranged in the fixing frame in an array mode, a centrifugal rod is slidably arranged on the end wall of one side, far away from the driving shaft, of the centrifugal cavity, the outer surface of the end wall, close to one side of the driving shaft, of the centrifugal rod is connected with the end wall, far away from the driving shaft, of the centrifugal cavity through a centrifugal rod connecting spring, the centrifugal rod connecting spring is mounted on the outer surface of the centrifugal rod in a nested mode, a contact soft belt is fixedly connected to the outer surface of the end wall, far away from the centrifugal cavity, of one side of the centrifugal rod, the contact soft belt is in contact, the detection sensing block is characterized in that a first reset spring is fixedly connected to the outer surface of the end wall of the left side of the detection sensing block in an up-and-down symmetrical mode, the first reset spring is far away from the end of one side of the detection sensing block and a fixed block, the fixed block is fixedly installed on the upper end wall and the lower end wall of the centrifugal transmission cavity in an up-and-down symmetrical mode, and the detection sensing block is in contact with the communication rod.
4. An air circuit breaker capable of automatic rebound reset as claimed in claim 1, wherein: the third transmission device comprises the driving shaft, a screw rod cavity is fixedly arranged in the box body on the lower side of the centrifugal transmission cavity, a bevel gear II is fixedly arranged on the outer surface of the driving shaft in the screw rod cavity, the bevel gear II is in meshing transmission with the bevel gear I, the bevel gear I is fixedly arranged on the outer surface of the tail end of the left side of the screw rod, the screw rod is rotatably arranged on a mounting frame, the mounting frame is fixedly arranged on the end wall of the lower side of the screw rod cavity, a sliding frame is slidably arranged on the outer surface of the screw rod on the right side of the mounting frame, a connecting cavity is arranged in a fixed circumferential array in the sliding frame, a nut block is slidably arranged in the connecting cavity, the nut block is rotatably connected with the screw rod, the nut block is connected with the connecting cavity through a third connecting spring, the end wall of the connecting, the outer fixed surface of the upper side end wall of the sliding frame is connected with a sliding block, the sliding block is slidably mounted on the upper side end wall of the screw rod cavity, the sliding block is connected with the right side end wall of the screw rod cavity through a connection spring, a first transmission block is mounted on the outer fixed surface of the right side end wall of the sliding frame, and a first detection rod is mounted on the outer fixed surface of the right side end wall of the first transmission block.
5. An air circuit breaker capable of automatic rebound reset as claimed in claim 1, wherein: the fourth transmission device comprises the driving shaft, a bevel gear cavity is fixedly arranged in the box body on the lower side of the screw rod cavity, a bevel gear third is fixedly arranged on the outer surface of the tail end of the lower side of the driving shaft in the bevel gear cavity, the bevel gear third and the bevel gear fourth are in meshing transmission, the bevel gear fourth is fixedly arranged on the outer surface of the tail end of the left side of a gear shaft, the gear shaft is rotatably arranged on the end wall of the right side of the bevel gear cavity in a penetrating manner, a gear second is fixedly arranged in the box body on the right side of the gear shaft in the bevel gear cavity, the gear second is in meshing transmission with a turntable with teeth on the end wall of the lower side, the turntable with teeth on the end wall of the lower side is fixedly arranged on the outer surface of the tail end of the lower side of a turntable shaft, the turntable shaft is, the rack intracavity the terminal surface fixed mounting of upside of carousel axle has the turning block, the internal fixed array of turning block is provided with the meshing tooth and slides the chamber, the meshing tooth slides intracavity slidable mounting has the meshing tooth, the meshing tooth with the meshing tooth slides the chamber and is close to connect spring coupling through the meshing tooth between the end wall of carousel axle one side, the meshing transmission between meshing tooth and the rack, the rack runs through slidable mounting and is in on the left side end wall in rack chamber, rack right side end wall surface with connect through reset spring two between the end wall of rack chamber right side, rack left side end wall surface fixed mounting has transmission piece two, two left side end wall surface fixed connections of transmission piece have detect pole two.
6. An air circuit breaker capable of automatic rebound reset as claimed in claim 1, wherein: the starting device comprises a spring cavity, the spring cavity is fixedly arranged in the box body on the upper side of the coil installation cavity, a contact rod penetrates through and is slidably mounted on the lower side end wall of the spring cavity, the outer surface of the upper side end wall of the contact rod is connected with the lower side end wall of the spring cavity through a second connecting spring, a starting cord is fixedly connected to the outer surface of the upper side end wall of the contact rod, the end, far away from one side of the contact rod, of the starting cord is fixedly connected with the outer surface of the upper side end wall of the starting rod, the starting rod penetrates and is slidably mounted on the lower side end wall of the starting cavity, the starting cavity is fixedly arranged in the box body on the upper side of the first cavity, the outer surface of the upper side end wall of the starting rod is connected with the lower side end wall of the.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110007157.7A CN112599391A (en) | 2021-01-05 | 2021-01-05 | Air circuit breaker capable of automatically rebounding and resetting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110007157.7A CN112599391A (en) | 2021-01-05 | 2021-01-05 | Air circuit breaker capable of automatically rebounding and resetting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112599391A true CN112599391A (en) | 2021-04-02 |
Family
ID=75206906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110007157.7A Withdrawn CN112599391A (en) | 2021-01-05 | 2021-01-05 | Air circuit breaker capable of automatically rebounding and resetting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112599391A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340193A (en) * | 2021-06-16 | 2021-09-03 | 赵文彬 | Check out test set is used in road construction |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112003254A (en) * | 2020-09-08 | 2020-11-27 | 杭州彩雅电子科技有限公司 | Auxiliary device capable of preventing electric arc from generating and detecting and disconnecting short circuit |
| CN112162131A (en) * | 2020-10-19 | 2021-01-01 | 永康串行电子有限公司 | Ammeter install bin with safety protection function |
-
2021
- 2021-01-05 CN CN202110007157.7A patent/CN112599391A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112003254A (en) * | 2020-09-08 | 2020-11-27 | 杭州彩雅电子科技有限公司 | Auxiliary device capable of preventing electric arc from generating and detecting and disconnecting short circuit |
| CN112162131A (en) * | 2020-10-19 | 2021-01-01 | 永康串行电子有限公司 | Ammeter install bin with safety protection function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340193A (en) * | 2021-06-16 | 2021-09-03 | 赵文彬 | Check out test set is used in road construction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209055621U (en) | A kind of fault indicator for overhead lines | |
| CN112599391A (en) | Air circuit breaker capable of automatically rebounding and resetting | |
| CN104779549A (en) | Intelligent fully-enclosed permanent magnetic vacuum circuit breaker | |
| JP2010160926A (en) | Fault diagnosis device and method for gas-blast circuit breaker for electric power | |
| CN112510645A (en) | Overcurrent protection equipment special for circuit | |
| WO2014106912A1 (en) | Vacuum circuit breaker | |
| CN106154149A (en) | The detection of magnetic latching relay contact force and motion test device and using method thereof | |
| KR101804583B1 (en) | The trip device of earth leakage circuit braker | |
| CN105759205A (en) | Online monitoring device for mechanical characteristics of circuit breaker and coil current of driving mechanism | |
| CN112802713B (en) | Potato machine control relay | |
| CN203733727U (en) | Switchable state indicating device of circuit breaker | |
| CN216526011U (en) | Voltage measuring device for analog circuit fault diagnosis | |
| CN205643642U (en) | Circuit breaker mechanical property and actuating mechanism coil current on -line monitoring device | |
| CN201465880U (en) | Vacuum feed switch with bistable double-coil permanent magnet mechanism | |
| CN115263956A (en) | Device and method for detecting working state of motor electromagnetic brake | |
| CN2919203Y (en) | Contact-type bin level indicator | |
| CN211504626U (en) | Circuit breaker fatigue test equipment | |
| CN209016007U (en) | A kind of energy storage hydraulic circuit breaker and overcurrent protective device | |
| CN113300637A (en) | Quick braking system for area spacing revolving stage | |
| CN203966961U (en) | A kind of incorrect operation preventing interlocking apparatus for permanent magnetic vacuum breaker | |
| CN207966901U (en) | A kind of electrical leakage tripping device of leakage circuit breakers | |
| CN213460490U (en) | Main body mechanism of dual-power incoming line switch cabinet | |
| CN105070611A (en) | Tripping mechanism of residual current circuit breaker | |
| CN109950098A (en) | A kind of breaker | |
| CN211604983U (en) | Operating device's check out test set |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210402 |
|
| WW01 | Invention patent application withdrawn after publication |