CN110957851A - Emergency power-off brake motor - Google Patents
Emergency power-off brake motor Download PDFInfo
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- CN110957851A CN110957851A CN202010006505.4A CN202010006505A CN110957851A CN 110957851 A CN110957851 A CN 110957851A CN 202010006505 A CN202010006505 A CN 202010006505A CN 110957851 A CN110957851 A CN 110957851A
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- motor
- guide groove
- brake
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses an emergency power-off brake motor, which comprises: a motor cavity is arranged in the main machine body, a brake cavity communicated with the upper side of the main machine body is arranged on the upper side of the main machine body, a motor is fixedly arranged on the lower side wall of the motor cavity, a brake device for braking the motor shaft when the motor is powered off is arranged in the brake cavity, a linkage cavity communicated with the brake cavity is arranged on the right side of the brake cavity, a power-off cavity communicated with the linkage cavity is arranged on the lower side of the linkage cavity, and a disconnecting device for disconnecting a connecting circuit of the motor when the motor is suddenly powered off is arranged in the power-off cavity; the invention has simple operation and low manufacturing cost, can lead the circuit to be in an open circuit state for a long time when the motor is suddenly powered off, prevents the motor from being suddenly powered on to cause secondary loss, and simultaneously brakes the output shaft of the motor.
Description
Technical Field
The invention relates to the technical field of motor protection, in particular to an emergency power-off brake motor.
Background
The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the law of electromagnetic induction, and mainly has the main function of generating driving torque to serve as a power source of electric appliances or various machines, a protection device is required to be installed on the motor when the motor operates, the motor protection device is used for comprehensively protecting the motor, and when the motor is overloaded, default phases, locked rotations, short circuits, overvoltage, undervoltage, electric leakage, three-phase imbalance, overheating, bearing abrasion and stator and rotor eccentricity, the motor is alarmed or protected, when the motor is suddenly powered off, a circuit of the motor needs to be disconnected, so that the motor cannot be started when the motor is suddenly powered on to cause secondary loss, but the conventional general protection device is only a circuit disconnection and does not brake an output shaft of the motor.
Disclosure of Invention
The present invention aims to provide an emergency power-off brake motor for overcoming the above-mentioned drawbacks of the prior art.
The invention discloses an emergency power-off brake motor, which comprises a main machine body, wherein a motor cavity is arranged in the main machine body, a brake cavity communicated with the motor cavity is arranged on the upper side of the main machine body, a motor is fixedly arranged on the lower side wall of the motor cavity, a motor shaft extending upwards to the outside of the main machine body is arranged on the upper side wall of the motor cavity, a brake device for braking the motor shaft when the motor is powered off is arranged in the brake cavity, a linkage cavity communicated with the brake cavity is arranged on the right side of the brake cavity, a power-off cavity communicated with the linkage cavity is arranged on the lower side of the linkage cavity, a disconnecting device for disconnecting a connecting circuit of the motor when the motor is suddenly powered off is arranged in the power-off cavity, a transmission device for linking the disconnecting device and the brake device is arranged in the linkage cavity, the brake device comprises first guide rods symmetrically and fixedly arranged on the front and rear walls of the brake, a first fixing pin is fixedly arranged on the upper side face of the heat conducting block, brake pads are fixedly arranged on one side face, close to the motor shaft, of the heat conducting block on two sides, a first connecting rod and a second connecting rod are arranged in the brake cavity according to the upper position and the lower position, the first connecting rod and the second connecting rod are positioned on the right side of the motor shaft, a first guide groove is formed in the left side section of the first connecting rod, a second guide groove is formed in the left side section of the second connecting rod, the first fixing pin is arranged in the second guide groove in a sliding mode on the front side, the first fixing pin is arranged in the first guide groove in a sliding mode on the rear side, the first connecting rod is hinged and connected with a dual-purpose rotating pin of the connecting rod, a third guide groove is formed in the right side section of the first connecting rod, a fourth guide groove is formed in the right side section of the second connecting rod, a second guide rod is symmetrically and fixedly, the front side the second fixing pin slides and sets up in the third guide way, the rear side the second fixing pin slides and sets up in the fourth guide way, the first connecting rod with set firmly first spring between the second connecting rod, first spring is located the first connecting rod with two left side contained angles departments of connecting rod, both sides be equipped with magnet between the iron piece one.
On the basis of the technical scheme, the disconnecting device comprises a connecting block arranged in the power-off cavity, a connecting groove is formed in the left side wall of the connecting block, a guide groove five is formed in the right side wall of the connecting block, a first conductor rod extending to the right side is arranged in the guide groove five in a sliding mode, the conductor rod extends to the outside of the main machine body from the right side, a second iron block is fixedly arranged at the tail end of the left side of the lower side wall of the connecting block, a first auxiliary block is fixedly arranged on the lower side wall of the power-off cavity, a second spring is fixedly arranged between the first auxiliary block and the second iron block, a second conductor rod extending from the left side to the right side is fixedly arranged on the left side wall of the power-off cavity, a first conductor rod dual-purpose screw for the conductor rod in the motor cavity is fixedly arranged on the motor, a coil is wound on a third conductor rod, two ends, the tail end of the left side of the electric wire is arranged outside the main machine body, and the tail end of the right side of the electric wire is fixedly arranged on the motor through a second screw.
On the basis of the technical scheme, the transmission device comprises a linkage cavity right side wall sets firmly and the guide bar three that extends right, it is equipped with rack one to slide on the guide bar three, rack one left side end with magnet fixed connection, the symmetry has set firmly fixed pin three on the wall of both sides of rack one front and back, the symmetry has set firmly fixed pin four on the wall of both sides around the connecting block, it is equipped with transmission shaft one to rotate between the linkage cavity front and back, the symmetry has set firmly connecting rod three around the transmission shaft one, six guide ways have been seted up to the side section on the connecting rod three, guide way seven has been seted up to the side section under the connecting rod three, three slides of fixed pin set up in guide way six, four interactive settings of fixed pin set up in guide way seven.
On the basis of the technical scheme, the front and back positions of the side wall on the linkage cavity are symmetrically and fixedly provided with supporting seats, a transmission shaft II is rotatably arranged between the supporting seats on two sides, a connecting rod II is symmetrically and fixedly arranged on the transmission shaft II, a gear meshed with the rack I is further fixedly arranged on the transmission shaft II, the gear is positioned between the connecting rods II on two sides, a push rod I is fixedly arranged between the tail ends of one side, away from the transmission shaft II, of the connecting rods IV on two sides, the side wall on the linkage cavity is provided with a guide groove eight, the guide groove eight is arranged between the supporting seats on two sides, an auxiliary block II is arranged in the guide groove eight, a spring III is fixedly arranged between the auxiliary block II and the left side wall of the guide groove eight, the left side wall of the guide groove eight is fixedly provided with a trigger switch, the side wall on the main machine body is fixedly provided with an indicator lamp, the side wall on the brake, and a heat dissipation device for dissipating heat of the brake pad after the brake pad becomes hot due to friction is arranged in the ventilation port.
On the basis of the technical scheme, the heat dissipation device comprises a guide groove nine formed in one side wall of the scavenging port in the anticlockwise direction, a sector gear is slidably arranged in the guide groove nine, a stop pin is fixedly arranged on the side wall of the sector gear, a gear cavity is formed in the outer ring of the scavenging port, a ring gear meshed with the sector gear is arranged in the gear cavity, a guide groove ten communicated with the gear cavity is formed in the front side of the gear cavity, a rack two meshed with the ring gear is arranged in the guide groove ten, a hydraulic cavity is arranged on the tenth left side of the guide groove, a push rod two is slidably arranged between the hydraulic cavity and the guide groove ten, the right tail end of the push rod two is fixedly arranged on the rack two, a spring four is fixedly arranged between the right tail end of the rack two and the right tail end of the guide groove ten, a push block is fixedly arranged at the left tail end of the push block, and an oil pipe is, the oil pipes on the two sides are connected with the left section of the hydraulic cavity, and the oil pipes are filled with hydraulic oil.
The invention has the beneficial effects that: according to the invention, when the motor is suddenly powered off, the second conductor rod and the first conductor rod are in an open circuit state due to the power loss of the coil, so that the motor is prevented from being suddenly powered on to cause loss again, and the motor shaft can be braked through the brake pad; the invention has simple operation and low manufacturing cost, can lead the circuit to be in an open circuit state for a long time when the motor is suddenly powered off, prevents the motor from being suddenly powered on to cause secondary loss, and simultaneously brakes the output shaft of the motor.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic front view of an emergency power off brake motor according to the present invention;
FIG. 2 is a schematic top view of the structure of FIG. 1, partially in plan;
FIG. 3 is a schematic view of the structure at A-A in FIG. 1;
FIG. 4 is a schematic view of the structure at B-B in FIG. 1;
fig. 5 is a schematic view of the structure at C in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: 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.
Referring to fig. 1-5, an emergency power-off brake motor according to an embodiment of the present invention includes a main body 10, a motor cavity 14 is provided in the main body 10, a brake cavity 17 communicated with the upper side is provided on the upper side, a motor 13 is fixedly provided on the lower side wall of the motor cavity 14, a motor shaft 22 extending upward to the outside of the main body 10 is mounted on the upper side wall of the motor 13, a brake device 77 for braking the motor shaft 22 when the motor 13 is powered off is provided in the brake cavity 17, a linkage cavity 58 communicated with the right side of the brake cavity 17 is provided on the right side, a power-off cavity 59 communicated with the linkage cavity 58 is provided on the lower side of the linkage cavity 58, a disconnecting device 78 for disconnecting a connecting circuit of the motor 13 when the motor is powered off suddenly is provided in the power-off cavity 59, a transmission device 79 for linking the disconnecting device 78 with the brake device 77 is provided in the linkage cavity, the braking device 77 comprises first guide rods 44 symmetrically and fixedly arranged on the front wall and the rear wall of the braking cavity 17, a heat conducting block 48 is arranged on the first guide rods 44 in a sliding manner, a first fixing pin 60 is fixedly arranged on the upper side surface of the heat conducting block 48, brake pads 61 are fixedly arranged on the two sides of the heat conducting block 48 close to one side surface of the motor shaft 22, a first connecting rod 37 and a second connecting rod 43 are arranged in the braking cavity 17 according to the upper position and the lower position, the first connecting rod 37 and the second connecting rod 43 are positioned at the right side position of the motor shaft 22, a first guide groove 62 is formed in the left side section of the first connecting rod 37, a second guide groove 69 is formed in the left side section of the second connecting rod 43, the first fixing pin 60 on the front side is arranged in the second guide groove 69 in a sliding manner, the first fixing pin 60 on the rear side is arranged in the first guide groove 62 in a sliding manner, the first connecting rod 37 is connected with, a guide groove fourth 66 is formed in the right side section of the second connecting rod 43, a second guide rod 41 is symmetrically and fixedly arranged on the front wall and the rear wall of the linkage cavity 58, a first iron block 42 is slidably arranged on the second guide rod 41, a second fixing pin 36 is fixedly arranged on the upper side of the first iron block 42, the second fixing pin 36 on the front side is slidably arranged in the third guide groove 68, the second fixing pin 36 on the rear side is slidably arranged in the fourth guide groove 66, a first spring 64 is fixedly arranged between the first connecting rod 37 and the second connecting rod 43, the first spring 64 is positioned at a left included angle between the first connecting rod 37 and the second connecting rod 43, and a magnet 67 is arranged between the first iron blocks 42 on the two sides; when magnet 67 is not in both sides when the iron piece 42 between, connecting rod 37 with connecting rod 43 receives spring 64 acts on the increase of contained angle between the two, makes brake block 61 keeps away from motor shaft 22, and when magnet 67 is in when the iron piece 42 between, magnet 67 holds both sides iron piece 42 is inhaled, makes connecting rod 37 with contained angle between the connecting rod 43 reduces, makes brake block 61 be close to motor shaft 22, motor shaft 22 through with the friction between the brake block 61, stall.
In addition, in one embodiment, the disconnecting device 78 includes a connecting block 73 disposed in the power-off cavity 59, a connecting slot 47 is disposed on a left side wall of the connecting block 73, a guide slot five 55 is disposed on a right side wall of the connecting block 73, a first conductor rod 38 extending to the right side is slidably disposed in the guide slot five 55, the first conductor rod 38 extends to the right outside of the main body 10, a second iron block 52 is fixedly disposed on a left end of a lower side wall of the connecting block 73, a first auxiliary block 50 is fixedly disposed on a lower side wall of the power-off cavity 59, a second spring 51 is fixedly disposed between the first auxiliary block 50 and the second iron block 52, a second conductor rod 46 extending to the left and right is fixedly disposed on a left side wall of the power-off cavity 59, the second conductor rod 46 is fixedly disposed on the motor 13 by a first screw 45 in the motor cavity 14, a coil 53 is wound on the third conductor rod 54, and both ends of the coil 53 are fixedly disposed on the second conductor rod, a wire 15 extending left and right is fixedly arranged on the left side wall of the motor cavity 14, the left end of the wire 15 is arranged outside the main machine body 10, and the right end of the wire 15 is fixedly arranged on the motor 13 by a second screw 16; when the connecting block 73 moves leftwards, the right end of the second conductor bar 46 is inserted into the connecting groove 47, so that a passage is formed between the second conductor bar 46 and the first conductor bar 38, the third conductor bar 54 generates magnetism when the coil 53 is electrified, the second iron block 52 is attracted to prevent the connecting block 73 from retracting, when the motor 13 is suddenly powered off, the coil 53 is powered off, so that the second iron block 52 drives the connecting block 73 to move rightwards under the action of the second spring 51, the right end of the second conductor bar 46 is separated from the connecting groove 47, and sudden electrification is prevented, so that the motor 13 is started, and larger loss is caused.
In addition, in one embodiment, the transmission device 79 includes a third guide bar 35 fixedly disposed on the right side wall of the linkage cavity 58 and extending rightward, a first rack 33 is slidably disposed on the third guide bar 35, the left end of the first rack 33 is fixedly connected to the magnet 67, three fixing pins 40 are symmetrically disposed on the front and rear side walls of the first rack 33, four fixing pins 74 are symmetrically disposed on the front and rear side walls of the connecting block 73, a first transmission shaft 71 is rotatably disposed between the front and rear of the linkage cavity 58, a third connecting rod 70 is symmetrically disposed on the front and rear side walls of the first transmission shaft 71, a sixth guide groove 39 is disposed on the upper side section of the third connecting rod 70, a seventh guide groove 72 is disposed on the lower side section of the third connecting rod 70, the third fixing pin 40 is slidably disposed in the sixth guide groove 39, and the fourth fixing pin 74 is interactively disposed in the seventh guide groove; when the rack gear 33 moves rightwards, the connecting block 73 is driven to move leftwards by the connecting rod three 70, so that the right end of the conductor rod two 46 is placed in the connecting groove 47, and meanwhile, the magnet 67 is pulled out between the two side iron blocks one 42, so that the brake block 61 is far away from the motor shaft 22.
In addition, in one embodiment, the front and rear positions of the side wall of the linkage cavity 58 are symmetrically and fixedly provided with supporting seats 29, a transmission shaft two 34 is rotatably arranged between the supporting seats 29 on both sides, a connecting rod four 32 is symmetrically and fixedly arranged on the transmission shaft two 34, a gear 28 meshed with the rack one 33 is further and fixedly arranged on the transmission shaft two 34, the gear 28 is positioned between the connecting rod four 32 on both sides, a push rod one 31 is fixedly arranged between the ends of the connecting rod four 32 on both sides, which are far away from the side end of the transmission shaft two 34, a guide groove eight 30 is formed in the side wall of the linkage cavity 58, the guide groove eight 30 is positioned between the supporting seats 29 on both sides, an auxiliary block two 27 is arranged in the guide groove eight 30, a spring three 25 is fixedly arranged between the auxiliary block two 27 and the left side wall of the guide groove eight 30, a trigger switch 26 is fixedly arranged on the left side wall of the guide groove, the upper side wall of the brake cavity 17 is provided with three ventilation ports 23 in an annular array with the motor shaft 22 as a symmetric center, the ventilation ports 23 are communicated with the outside of the main body 10, and a heat dissipation device 80 for dissipating heat of the brake pad 61 after the brake pad is heated due to friction is arranged in each ventilation port 23.
In addition, in one embodiment, the heat dissipation device 80 includes a guide slot nine 63 opened on a side wall corresponding to the counterclockwise direction of the ventilation port 23, a sector gear 20 is slidably disposed in the guide slot nine 63, a stop pin 21 is fixedly disposed on an upper side wall of the sector gear 20, a gear cavity 18 is disposed on an outer ring of the ventilation port 23, a ring gear 19 engaged with the sector gear 20 is disposed in the gear cavity 18, a guide slot ten 56 communicated with the gear cavity 18 is disposed on a front side of the gear cavity 18, a rack two 11 engaged with the ring gear 19 is disposed in the guide slot ten 56, a hydraulic cavity 75 is disposed on a left side of the guide slot ten 56, a push rod two 12 is slidably disposed between the hydraulic cavity 75 and the guide slot ten 56, a right end of the push rod two 12 is fixedly disposed on the rack two 11, a spring four 57 is fixedly disposed between a right end of the rack two 11 and a right end of the guide slot ten 56, the left end of the push block 76 is fixedly provided with the push block 76, the left side wall of the heat conducting block 48 is provided with an oil pipe 49, the oil pipes 49 on the two sides are connected with the left section of the hydraulic cavity 75, and the oil pipe 49 is filled with hydraulic oil; when the temperature of the brake pad 61 rises, heat is transferred to hydraulic oil in the oil pipe 49 through the heat conducting block 48, so that the volume of the hydraulic oil expands, the pushing block 76 is pushed to move rightwards, the second rack 11 is driven to move rightwards, the second rack 11 is meshed with the gear cavity 18 to drive the gear cavity 18 to rotate, the gear cavity 18 drives the sector gear 20 to rotate, the sector gear rotates in the guide groove nine 63, the brake cavity 17 is communicated with the outside of the main machine body 10, and the cooling speed of the brake pad 61 is accelerated.
In the initial state, the pushing block 76 contacts with the left side wall of the hydraulic chamber 75, so that the ventilation opening 23 is closed, the four connecting rods 32 contact with the two auxiliary blocks 27, so that the pushing block 76 contacts with the two side first ferrous blocks 42, so that the brake block 61 contacts with the motor shaft 22, the right end of the second conductor rod 46 is not in the connecting groove 47, so that the second conductor rod 46 and the first conductor rod 38 are in an open circuit state.
When the motor 13 starts to work, the first push rod 31 is pushed leftwards, so that the first rack 33 moves rightwards, the first rack 33 enables the magnet 67 not to be located between the first iron blocks 42 on the two sides through the transmission device 79, the first connecting rod 37 and the second connecting rod 43 are acted by the first spring 64 to increase the included angle between the two, so that the brake block 61 is far away from the motor shaft 22, meanwhile, when the first rack 33 enables the connecting block 73 to move leftwards through the transmission device 79, the right tail end of the second conductor rod 46 is inserted into the connecting groove 47, so that a passage is formed between the second conductor rod 46 and the first conductor rod 38, the third conductor rod 54 generates magnetism when the coil 53 is electrified, the second iron block 52 is sucked, and the connecting block 73 is prevented from retracting.
When the motor 13 is suddenly powered off, the coil 53 is powered off, so that the second iron block 52 is driven by the second spring 51 to move rightwards, the right end of the second conductor rod 46 is separated from the connecting groove 47, a sudden power is prevented from being powered on, the motor 13 is started, and a larger loss is caused, meanwhile, the first rack 33 is rapidly moved leftwards by the connecting block 73 through the third connecting rod 70, so that the magnet 67 attracts the first iron blocks 42 on two sides, the included angle between the first connecting rod 37 and the second connecting rod 43 is reduced, the brake pad 61 is contacted with the motor shaft 22, the motor shaft 22 is braked, meanwhile, the gear 28 is meshed with the first rack 33, the fourth connecting rod 32 is driven to rotate rightwards, and the gear 28 generates larger inertia when rotating due to the large moving acceleration of the first rack 33, the four link 32 is made to impact the second auxiliary block 27, so that the second auxiliary block 27 moves rightwards to contact the trigger switch 26, and the indicator lamp 24 is lightened.
The invention has the beneficial effects that: according to the invention, when the motor is suddenly powered off, the second conductor rod and the first conductor rod are in an open circuit state due to the power loss of the coil, so that the motor is prevented from being suddenly powered on to cause loss again, and the motor shaft can be braked through the brake pad; the invention has simple operation and low manufacturing cost, can lead the circuit to be in an open circuit state for a long time when the motor is suddenly powered off, prevents the motor from being suddenly powered on to cause secondary loss, and simultaneously brakes the output shaft of the motor.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The utility model provides an emergency power-off brake motor, includes the main frame body, its characterized in that: the main machine body is internally provided with a motor cavity, the upper side is provided with a brake cavity communicated with the upper side, the lower side wall of the motor cavity is fixedly provided with a motor, the upper side wall of the motor is provided with a motor shaft which extends upwards to the outside of the main machine body, the brake cavity is internally provided with a brake device which brakes the motor shaft when the motor is powered off, the right side of the brake cavity is provided with a linkage cavity communicated with the brake cavity, the lower side of the linkage cavity is provided with a power-off cavity communicated with the linkage cavity, the power-off cavity is internally provided with a disconnecting device which disconnects a connecting circuit of the motor when the motor is suddenly powered off, the linkage cavity is internally provided with a transmission device which links the disconnecting device and the brake device, the brake device comprises first guide rods symmetrically and fixedly arranged on the front wall and the rear wall of the brake cavity, the first guide rods are provided with heat-conducting blocks in, the brake pad is fixedly arranged on one side face, close to the motor shaft, of the heat conducting blocks on two sides, a first connecting rod and a second connecting rod are arranged in the brake cavity according to the upper position and the lower position, the first connecting rod and the second connecting rod are located on the right side of the motor shaft, a first guide groove is formed in the left side section of the first connecting rod, a second guide groove is formed in the left side section of the second connecting rod, a first fixing pin is arranged in the second guide groove in a sliding mode on the front side, a first fixing pin is arranged in the first guide groove on the rear side in a sliding mode, the first connecting rod is hinged and connected with a second connecting rod rotating pin, a third guide groove is formed in the right side section of the first connecting rod, a fourth guide groove is formed in the right side section of the second connecting rod, a second guide rod is symmetrically and fixedly arranged on the front wall and the rear wall of the linkage cavity, a first iron block is arranged on the second, the rear side the second fixing pin is arranged in the fourth guide groove in a sliding mode, a first spring is fixedly arranged between the first connecting rod and the second connecting rod and located at the included angle at the left side of the first connecting rod and the left side of the second connecting rod, and magnets are arranged between the first iron blocks on two sides.
2. The emergency power-off brake motor according to claim 1, wherein: the disconnecting device comprises a connecting block arranged in the power-off cavity, a connecting groove is formed in the left side wall of the connecting block, a guide groove five is formed in the right side wall of the connecting block, a first conductor rod extending to the right side is arranged in the guide groove five in a sliding mode, the conductor rod extends to the outside of the host machine from the right side to the right side, a second iron block is fixedly arranged at the left end of the lower side wall of the connecting block, a first auxiliary block is fixedly arranged on the lower side wall of the power-off cavity, a second spring is fixedly arranged between the first auxiliary block and the second iron block, a second conductor rod extending to the left and right is fixedly arranged on the left side wall of the power-off cavity, a first conductor rod dual-purpose screw is fixedly arranged on the motor in the motor cavity, a coil is wound on a third conductor rod, two ends of the coil are fixedly arranged on the second conductor rod, a wire extending to the left, and the tail end of the right side of the wire is fixedly arranged on the motor by a second screw.
3. The emergency power-off brake motor according to claim 1, wherein: the transmission includes linkage chamber right side wall sets firmly and the guide bar three that extends right, it is equipped with rack one to slide on the guide bar three, rack one left side end with magnet fixed connection, the symmetry has set firmly fixed pin three on the wall of rack one front and back both sides, the symmetry has set firmly fixed pin four on the wall of both sides around the connecting block, it is equipped with transmission shaft one to rotate between the linkage chamber around, the symmetry has set firmly connecting rod three around the transmission shaft one, six guide ways have been seted up to the side section on three connecting rods, guide way seven has been seted up to the side section under three connecting rods, three slides of fixed pin set up in guide way six is interior, four interactive settings of fixed pin in guide way seven.
4. The emergency power-off brake motor according to claim 1, wherein: the front and back positions of the side wall of the linkage cavity are symmetrically and fixedly provided with supporting seats, a transmission shaft II is rotatably arranged between the supporting seats at two sides, a connecting rod IV is symmetrically and fixedly arranged at the front and back positions on the transmission shaft II, a gear meshed with the rack I is further fixedly arranged on the transmission shaft II, the gear is positioned between the connecting rods IV at two sides, a push rod I is fixedly arranged between the tail ends of one side of the connecting rods IV far away from the transmission shaft II at two sides, a guide groove VIII is formed in the side wall of the linkage cavity, the guide groove VIII is positioned between the supporting seats at two sides, an auxiliary block II is arranged in the guide groove VIII, a spring III is fixedly arranged between the auxiliary block II and the left side wall of the guide groove VIII, a trigger switch is fixedly arranged on the left side wall of the guide groove VIII, an indicator lamp is fixedly arranged on the side wall of the main machine body, and three, and a heat dissipation device for dissipating heat of the brake pad after the brake pad becomes hot due to friction is arranged in the ventilation port.
5. The emergency power-off brake motor according to claim 4, wherein: the heat dissipation device comprises a guide groove nine formed in one side wall of the ventilation opening in the anticlockwise direction, a sector gear is slidably arranged in the guide groove nine, a stop pin is fixedly arranged on the side wall of the sector gear, a gear cavity is formed in the outer ring of the ventilation opening, a ring gear meshed with the sector gear is arranged in the gear cavity, a guide groove ten communicated with the gear cavity is formed in the front side of the gear cavity, a rack two meshed with the ring gear is arranged in the guide groove ten, a hydraulic cavity is arranged on the left side of the guide groove ten, a push rod two is slidably arranged between the hydraulic cavity and the guide groove ten, the right end of the push rod two is fixedly arranged on the rack two, a spring four is fixedly arranged between the right end of the rack two and the right end of the guide groove ten, a push block is fixedly arranged at the left end of the push block, an oil pipe is arranged on the left side wall of the heat conduction block, and the oil pipes on the two, and the oil pipe is filled with hydraulic oil.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010006505.4A CN110957851B (en) | 2020-01-03 | 2020-01-03 | Emergency power-off brake motor |
| JP2020075670A JP2021112102A (en) | 2020-01-03 | 2020-04-21 | Motor braked at sudden power failure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010006505.4A CN110957851B (en) | 2020-01-03 | 2020-01-03 | Emergency power-off brake motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110957851A true CN110957851A (en) | 2020-04-03 |
| CN110957851B CN110957851B (en) | 2020-08-21 |
Family
ID=69985486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010006505.4A Active CN110957851B (en) | 2020-01-03 | 2020-01-03 | Emergency power-off brake motor |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2021112102A (en) |
| CN (1) | CN110957851B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113027946A (en) * | 2021-03-15 | 2021-06-25 | 宜宾职业技术学院 | Braking device for new energy automobile |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2661289A1 (en) * | 1990-04-20 | 1991-10-25 | Rib Srl | Unlocking device for electric motor brakes |
| CN2207657Y (en) * | 1993-10-30 | 1995-09-13 | 冶金工业部自动化研究院 | Protective brake when cut off of electricity |
| CN1571754A (en) * | 2002-10-18 | 2005-01-26 | 三菱电机株式会社 | Driver of elevator |
| JP2010041735A (en) * | 2008-07-31 | 2010-02-18 | Tateyama Machine Kk | Electromagnetic brake for linear motor |
| CN102594015A (en) * | 2012-03-23 | 2012-07-18 | 哈尔滨工业大学 | Z-axis servomotor integrated with power-off braking device |
| CN205160287U (en) * | 2015-12-01 | 2016-04-13 | 宁波市镇海元益机电制造有限公司 | Electronic wheelchair permanent magnetism gear motor |
| EP2926020B1 (en) * | 2012-11-27 | 2018-05-30 | Sew-Eurodrive GmbH & Co. KG | Brake assembly and electric motor |
| KR20180134107A (en) * | 2017-06-08 | 2018-12-18 | 주식회사 사이보그-랩 | Hollow type intergrated driving module structure |
| CN208939738U (en) * | 2018-11-29 | 2019-06-04 | 江苏美邦电机科技有限公司 | Locking-type braking motor |
-
2020
- 2020-01-03 CN CN202010006505.4A patent/CN110957851B/en active Active
- 2020-04-21 JP JP2020075670A patent/JP2021112102A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2661289A1 (en) * | 1990-04-20 | 1991-10-25 | Rib Srl | Unlocking device for electric motor brakes |
| CN2207657Y (en) * | 1993-10-30 | 1995-09-13 | 冶金工业部自动化研究院 | Protective brake when cut off of electricity |
| CN1571754A (en) * | 2002-10-18 | 2005-01-26 | 三菱电机株式会社 | Driver of elevator |
| JP2010041735A (en) * | 2008-07-31 | 2010-02-18 | Tateyama Machine Kk | Electromagnetic brake for linear motor |
| CN102594015A (en) * | 2012-03-23 | 2012-07-18 | 哈尔滨工业大学 | Z-axis servomotor integrated with power-off braking device |
| EP2926020B1 (en) * | 2012-11-27 | 2018-05-30 | Sew-Eurodrive GmbH & Co. KG | Brake assembly and electric motor |
| CN205160287U (en) * | 2015-12-01 | 2016-04-13 | 宁波市镇海元益机电制造有限公司 | Electronic wheelchair permanent magnetism gear motor |
| KR20180134107A (en) * | 2017-06-08 | 2018-12-18 | 주식회사 사이보그-랩 | Hollow type intergrated driving module structure |
| CN208939738U (en) * | 2018-11-29 | 2019-06-04 | 江苏美邦电机科技有限公司 | Locking-type braking motor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113027946A (en) * | 2021-03-15 | 2021-06-25 | 宜宾职业技术学院 | Braking device for new energy automobile |
| CN113027946B (en) * | 2021-03-15 | 2022-08-02 | 宜宾职业技术学院 | Braking device for new energy automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110957851B (en) | 2020-08-21 |
| JP2021112102A (en) | 2021-08-02 |
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