CN209844766U - Motor with prevent to produce mechanical inertia after outage - Google Patents

Abstract

The utility model discloses a motor capable of preventing mechanical inertia force after power failure, which comprises a motor main body, wherein a time delay switch is fixedly arranged on the front surface of the motor main body, the time delay switch comprises a base, a side wall surface switch knife switch and a time delay device of the time delay switch, a one-way transmission device is fixedly arranged on the right surface of the time delay device, and a displacement switch is sleeved on the outer surface of the one-way transmission device, the utility model provides a motor main body with the time delay switch, when in use, the switch knife switch is pulled backwards, the motor main body is powered off, and simultaneously the switch knife switch is meshed to drive the time delay device, thereby driving the displacement switch to be connected with a reverse current circuit, offsetting the mechanical inertia force after the motor main body rotates forwards and stops rotating, effectively solving the problems that an electronic switch in the prior motor inertia force eliminating mode has a complex structure, high use cost and low rated bearing voltage and easy damage, the generation of static electricity is reduced, and the structure is reliable, solid and durable when the switch is used.

Description

Motor with prevent to produce mechanical inertia after outage

Technical Field

The utility model relates to an electromechanical inertial force eliminates technical field, specifically is a motor with prevent to produce mechanical inertial force after the outage.

Background

An Electric machine (also known as "motor") refers to an electromagnetic device that converts or transmits Electric energy according to the law of electromagnetic induction. The motor mainly has the function of generating driving torque and serving as a power source of electrical appliances or various machines, and the motor can continue to operate under the action of inertia after being rotated and powered off and finally stops gradually under the action of overcoming friction force. In the process, the rotor coil cuts a magnetic line of force to generate induction current, a part of static electricity is generated to influence the use of the motor, and a braking circuit is needed to complete the motor in order to stop without rebounding.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor with prevent to produce mechanical inertia after the outage to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a motor capable of preventing mechanical inertia force from being generated after power failure comprises a motor main body, wherein a delay switch is fixedly mounted on the front surface of the motor main body and comprises a base, an insulating shell is fixedly mounted on the front surface of the base, a first trepan boring and a second trepan boring are formed in the surface of the side wall of the insulating shell, a switch knife switch is sleeved inside the first trepan boring, a delay device is sleeved inside the second trepan boring positioned at the left end and comprises a power storage spring piece, a second fixing shaft is fixedly mounted at the center of the power storage spring piece, the front surface of the power storage spring piece is fixedly mounted on the inner surface of the insulating shell, a transmission gear is fixedly mounted on the right surface of the second fixing shaft, a planetary gear is meshed on the outer surface of the transmission gear, a planetary gear ring is meshed on the outer surface of the planetary gear ring, and the rear surface of the planetary gear ring is fixedly mounted on the front surface of the base, the center of the planetary gear is sleeved with a combined shaft, the right surface of the combined shaft is fixedly provided with a one-way transmission device, the outer surface of the one-way transmission device is sleeved with a displacement switch, and the rear surface of the displacement switch is fixedly arranged on the front surface of the base.

Preferably, the left end and the right end of the front surface of the base are fixedly provided with a first sleeve body, the front end of the first sleeve body positioned at the left end is sleeved at the left end of the delay device, the front end of the first sleeve body positioned at the right end is sleeved at the right end of the displacement switch, the middle part of the front surface of the base is fixedly provided with a fixed body close to the left, the front surface of the fixed body is fixedly arranged on the rear surface of the planet gear ring, the middle part of the front surface of the base is fixedly provided with a shell, the upper surface and the lower surface of the shell are fixedly provided with fixed bars, the front surface of the shell is fixedly provided with a fixed cover, the shell, the fixed bars and the fixed cover are fixedly arranged on the outer surface of the displacement switch, the middle part of the base is fixedly provided with a second sleeve body close to the right, the second sleeve body is sleeved at the left end of the displacement switch, and the front surface at the top, the front surface of the first contact is tightly attached to the switch blade.

Preferably, a second contact is fixedly mounted in the middle of the switch blade, the rear surface of the second contact is tightly attached to the first contact, an opening is formed in the inner surface of the second contact, a fuse is sleeved in the opening, a rotating shaft is fixedly mounted on the lower surface of the switch blade, a first transmission mechanism is sleeved at the right end of the rotating shaft, a second transmission mechanism is sleeved at the left end of the rotating shaft and comprises a first ratchet wheel, the first ratchet wheel is fixedly mounted on the outer surface of the rotating shaft, a first locking claw is meshed with the outer surface of the first ratchet wheel, a first gear is sleeved at the left end of the rotating shaft, a round hole is formed in the outer surface of the first gear, the round hole is sleeved on the left surface of the first locking claw, a first limiting ring is tightly attached to the left surface of the first gear, and a first fixing piece is fixedly mounted on the right surface of the first gear, the inner surface of the first fixing piece is fixedly provided with a first spring, the inner surface of the first spring is tightly attached to the outer surface of the first locking claw, and the first transmission mechanism and the second transmission mechanism are symmetrically arranged.

Preferably, a first fixing shaft is fixedly mounted on the left surface of the second fixing shaft, a second gear is fixedly mounted on the outer surface of the first fixing shaft, and the second gear is meshed with the first gear located on the left side.

Preferably, the displacement switch comprises a third gear and a communicating body, a third fixed shaft is fixedly installed at the center of the third gear, the left end of the third fixed shaft is sleeved at the front end of the second sleeved body, the right end of the third fixed shaft is sleeved at the front end of the first sleeved body, the third gear is meshed with the first gear outside the first transmission mechanism, third contacts are sleeved at the upper end and the lower end of the communicating body, sliding rails are sleeved at the front end and the rear end of the communicating body, the sliding rails are fixedly installed on the inner side surface of the fixed strip, the third contact is fixedly installed inside the shell, a thread is arranged at the center of the communicating body, a transmission screw is screwed inside the thread, the outer walls of the two ends of the transmission screw are sleeved on the side surface of the shell, and the two ends of the transmission screw are fixedly installed on the inner side surface of the one-way transmission device, and the left surface of the third fixed shaft is fixedly arranged on the right surface of the one-way transmission device.

Preferably, one-way transmission includes third drive mechanism and fourth drive mechanism, third drive mechanism includes second locking claw, the right surface of second locking claw cup joints the left surface at drive screw, drive screw's left fixed surface installs the second stationary blade, the inboard fixed mounting of second stationary blade has the second spring, the internal surface of second spring closely laminates at the surface of second locking claw, the inboard surface meshing of second locking claw has the second ratchet, the left fixed surface of second ratchet installs the transmission shaft, the left fixed surface of transmission shaft installs on the right surface of combination axle, third drive mechanism and fourth drive mechanism are the symmetry installation, and the ratchet structure rotation direction of the inboard installation of third drive mechanism and fourth drive mechanism is opposite.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a motor main part with delay switch has been set up, when using, stimulate the switch plug-in strip backward, the outage of motor main part, switch plug-in strip meshing drives delay unit left end and holds power spring leaf and hold power simultaneously, when switch plug-in strip reachd the maximum position, hold power spring release and hold power, drive gear and planetary gear rotate, thereby slow rotation slows down, thereby drive displacement switch and rotate, displacement switch puts through the reverse current circuit between the third contact, the inside switch-on reverse circuit of motor main part, offset the mechanical inertia after the motor main part corotation stall, the effectual electronic switch structure that has solved in the past in the motor inertia elimination mode is complicated, use cost is high, the problem of the low easy damage of rated withstand voltage, reduce the production of static, utilize pure mechanical type switch, the structure is reliable during the use, it is solid durable.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an assembly schematic diagram of the present invention.

Fig. 3 is a schematic view of the switch blade structure of the present invention.

Fig. 4 is an enlarged view of a structure shown in fig. 2.

Fig. 5 is the assembly schematic diagram of the time delay device of the present invention.

Fig. 6 is the assembly schematic diagram of the displacement switch of the present invention.

Fig. 7 is an enlarged view of the structure at b in fig. 5.

Fig. 8 is a schematic view of the planetary gear ring structure of the present invention.

In the figure: 1. a motor main body, 2, a time delay switch, 21, a base, 22, an insulating shell, 23, a sliding opening, 24, a first trepan boring, 25, a second trepan boring, 26, a first sheathing body, 27, a fixing body, 28, a shell, 29, a fixing strip, 210, a second sheathing body, 211, a fixing cover, 212, a first contact 3, a switch knife, 31, a second contact, 32, a fuse, 33, a rotating shaft, 34, a first transmission mechanism, 35, a second transmission mechanism, 36, a first ratchet wheel, 37, a first gear, 38, a round hole, 39, a first limit ring, 310, a first stop pawl, 311, a first spring, 312, a first fixing sheet, 4, a time delay device, 41, a second gear, 42, a first fixing shaft, 43, a power storage spring sheet, 44, a second fixing shaft, 45, a planetary gear ring, 46, a transmission gear, 47, a planetary gear, 48, a second limit ring, 49, a combined shaft, 5. the displacement switch 51, the third gear 52, the third fixed shaft 53, the communicating body 54, the third contact 55, the sliding rail 56, the transmission screw 6, the one-way transmission device 61, the third transmission mechanism 62, the second stop pawl 63, the second fixed plate 64, the second spring 65, the second ratchet wheel 66, the transmission shaft 67 and the fourth transmission mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a motor capable of preventing mechanical inertia force from being generated after power failure comprises a motor body 1, a delay switch 2 is fixedly installed on the front surface of the motor body 1, the delay switch 2 comprises a base 21, an insulating shell 22 is fixedly installed on the front surface of the base 21, a first sleeve hole 24 and a second sleeve hole 25 are formed in the surface of the side wall of the insulating shell 22, a switch knife 3 is sleeved inside the first sleeve hole 24, a delay device 4 is sleeved inside the second sleeve hole 25 at the left end, the delay device 4 comprises a force storage spring piece 43, a second fixing shaft 44 is fixedly installed at the center of the force storage spring piece 43, the front surface of the force storage spring piece 43 is fixedly installed on the inner surface of the insulating shell 22, a transmission gear 46 is fixedly installed on the right surface of the second fixing shaft 44, a planetary gear 47 is meshed on the outer surface of the transmission gear 46, a planetary gear ring 45 is meshed on the outer surface of the planetary gear 47, the rear surface of the planet gear ring 45 is fixedly arranged on the front surface of the base 21, the center of the planet gear 47 is sleeved with a combined shaft 49, the right surface of the combined shaft 49 is fixedly provided with a one-way transmission device 6, the outer surface of the one-way transmission device 6 is sleeved with a displacement switch 5, and the rear surface of the displacement switch 5 is fixedly arranged on the front surface of the base 21;

the utility model provides a motor main body 1 with delay switch 2, when using, pull switch plug 3 backward, motor main body 1 cuts off the power supply, switch plug 3 meshes simultaneously and drives delay device 4 left end power accumulation spring leaf 43 and hold the power, when switch plug 3 reachs the maximum position, power accumulation spring leaf 43 releases the power accumulation, drive gear 46 and planetary gear 47 and rotate, thereby slow down and rotate, thereby drive displacement switch 5 and rotate, displacement switch 5 switches on the reverse current circuit between third contact 54, the inside reverse circuit that switches on of motor main body 1, offset the mechanical inertia force after motor main body 1 corotation stall, the electronic switch structure in the past motor inertia force elimination mode is effectively solved, use cost is high, the problem that the rated voltage is easy to damage is born, reduce the production of static, utilize pure mechanical switch, the structure is reliable when using, is firm and durable.

Specifically, the left and right ends of the front surface of the base 21 are fixedly provided with a first engaging body 26, the front end of the first engaging body 26 at the left end is engaged with the left end of the delay device 4, the front end of the first engaging body 26 at the right end is engaged with the right end of the displacement switch 5, the middle part of the front surface of the base 21 near the left end is fixedly provided with a fixing body 27, the front surface of the fixing body 27 is fixedly provided on the rear surface of the planetary gear ring 45, the middle part of the front surface of the base 21 is fixedly provided with a casing 28, the upper and lower surfaces of the casing 28 are fixedly provided with fixing strips 29, the front surface of the casing 28 is fixedly provided with a fixing cover 211, the casing 28, the fixing strips 29 and the fixing cover 211 are fixedly provided on the outer surface of the displacement switch 5, the middle part of the base 21 near the right end is fixedly provided with a second engaging body 210, the second engaging body 210 is engaged with the left end of the displacement switch 5, the front, the front surface of the first contact 212 is closely attached to the switch blade 3;

the utility model discloses in, first contact 212 is a metal contact, wherein the terminal box of the one end of contact through time delay switch 2's rear end is connected with motor main part 1 electricity, the other end switch-on of first contact 212 to external power source, thereby through switch knife 3's laminating or pull open, realize switch-on and outage to motor main part 1, and simultaneously, time delay switch 2 that has base 21 makes things convenient for more in installing in other positions that make things convenient for switch-on and switch-off motor main part 1 and control machinery, only need with the wire connect long with time delay switch 2 be connected can, installation convenient to use, adaptation nature is high simultaneously, can install on the motor of other multiple models.

Specifically, the middle part of the switch knife 3 is fixedly provided with a second contact 31, the rear surface of the second contact 31 is tightly attached to the first contact 212, the inner surface of the second contact 31 is provided with an opening, the inside of the opening is sleeved with a fuse 32, the lower surface of the switch knife 3 is fixedly provided with a rotating shaft 33, the right end of the rotating shaft 33 is sleeved with a first transmission mechanism 34, the left end of the rotating shaft 33 is sleeved with a second transmission mechanism 35, the second transmission mechanism 35 comprises a first ratchet wheel 36, the first ratchet wheel 36 is fixedly arranged on the outer surface of the rotating shaft 33, the outer surface of the first ratchet wheel 36 is engaged with a first stop pawl 310, the left end of the rotating shaft 33 is sleeved with a first gear 37, the outer surface of the first gear 37 is provided with a circular hole 38, the circular hole 38 is sleeved on the left surface of the first stop pawl 310, the left surface of the first gear 37 is tightly attached to a first limit ring 39, the right surface of the first gear 37 is, the inner surface of the first fixing plate 312 is fixedly provided with a first spring 311, the inner surface of the first spring 311 is tightly attached to the outer surface of the first stopping pawl 210, the first transmission mechanism 34 and the second transmission mechanism 35 are symmetrically arranged, and the rotation directions of the ratchet structures arranged on the inner sides of the first transmission mechanism 34 and the second transmission mechanism 35 are opposite;

the fuse 32 sleeved in the middle of the switch knife 3 can ensure the overvoltage protection of the switch on the motor body 1 in the use process, effectively protect the motor body 1 and the time delay switch 2, meanwhile, the ratchet wheel installation mode and the rotation direction of the first transmission mechanism 34 and the second transmission mechanism 35 are shown in the figure, the rotation directions are opposite, when the switch knife 3 is pulled forward to cut off the power of the motor body 1, the outer surface of the first ratchet wheel 36 is tightly attached to the outer surface of the first stop pawl 310, the first stop pawl 310 is forced to be static relative to the first ratchet wheel 36, so that the first gear 37 is driven to rotate, the meshing time delay device 4 runs, meanwhile, the reverse ratchet wheel of the second transmission mechanism 35 slides on the inner surface of the stop pawl, the stop pawl drives the spring to be continuously compressed and extended, the stop pawl rotates relative to the ratchet wheel, so that the first gear 37 meshed with the displacement switch 5 is relatively static, therefore, the normal use of the switch knife 3 is ensured, when the motor body 1 is powered off, the single direction rotation drives the time delay device 4 to operate, the reverse circuit is switched on, the motor body 1 is decelerated, and when the motor body 1 is switched on, the switch knife 3 is pulled backwards to drive the displacement switch 5 to return, so that the motor body 1 is switched on for use.

Specifically, a first fixed shaft 42 is fixedly mounted on the left surface of the second fixed shaft 44, a second gear 41 is fixedly mounted on the outer surface of the first fixed shaft 42, and the second gear 41 is meshed with the first gear 37 on the left side;

it should be noted that a damping joint (with a small structure and not shown in the figures) is fixedly installed between the right surface of the first fixing shaft 42 and the left surface of the second fixing shaft 44, a spring leaf is installed on the outer surface of the connection portion in the damping joint, when the opposite torsion forces at the two ends of the damping joint reach a certain force, the damping joint can normally rotate, the second gear 41 is driven to rotate by the switch knife 3 to drive the force accumulation spring leaf 43 to rotate and accumulate the force, when the accumulated force reaches a certain peak value, the force accumulation spring leaf 43 twists the damping joint to rotate and release the elastic force to drive the transmission gear 46 to rotate, the transmission gear 46 engages with the planetary gear 47 to rotate, the planetary gear 47 drives the combined shaft 49 to rotate through an opening at the center, the combined shaft 49 drives the transmission screw 56 to rotate, the transmission screw 56 drives the communicating body 53 to move to the right side, the left end and the right end of, the moving speed of the communicating body 53 is slowed down by the speed reduction output action of the planetary gear 47, so that the purpose of sliding for a certain time inside the third contact 54 to close in a delayed manner is achieved, the motor is reversely activated, and the mechanical inertia force of the motor main body 1 is stopped.

Specifically, the displacement switch 5 includes a third gear 51 and a communicating body 53, a third fixed shaft 52 is fixedly installed at the center of the third gear 51, the left end of the third fixed shaft 52 is sleeved at the front end of the second sleeved body 210, the right end of the third fixed shaft 52 is sleeved at the front end of the first sleeved body 26, the third gear 51 is meshed with the first gear 37 outside the first transmission mechanism 34, third contacts 54 are sleeved at the upper and lower ends of the communicating body 53, slide rails 55 are sleeved at the front and rear ends of the communicating body 53, the slide rails 55 are fixedly installed on the inner side surface of the fixed strip 29, the third contacts 54 are fixedly installed inside the housing 28, a screw thread is opened at the center of the communicating body 53, a transmission screw 56 is screwed inside the screw thread, the outer walls at the two ends of the transmission screw 56 are sleeved on the side surface of the housing 28, the two ends of the transmission screw 56 are fixedly installed on the inner side surface of the one-way transmission device 6, the left surface of the third fixed shaft 52 is fixedly arranged on the right surface of the one-way transmission device 6;

the communicating body 53 is a conductor made of metal and provided with threads in the middle, when the third contact 54 slides inside, two ends of the third contact 54 can be connected, so that the purpose of delayed closing is achieved by matching with the delay device 4, wherein the length of the third contact 54 is shorter than that of the slide rail 55, the connection time can be controlled in the movement process of the communicating body 53, when the switch knife 3 is closed, the second transmission mechanism 35 drives the third gear 51 to rotate, the third gear directly drives the third fixed shaft 52 to rotate, the fourth transmission mechanism 67 drives the transmission screw 56 to push the communicating body 53 to the left side of the transmission screw 56, the communicating body 53 is reset, the communicating body 53 is convenient to use next time, because the third gear 51 directly uses the third fixed shaft 52 to drive the fourth transmission mechanism 67 to rotate in the rotation process, the transmission screw 56 is directly driven to rotate, the rotation speed of the third gear is faster than that the delay device 4 drives the transmission screw 56, in addition, a gap is reserved at the left end of the third contact 54, and before the second contact 31 is connected with the first contact 212, the communicating body 53 can leave the third contact 54 in advance, so that the situation that the two ends are connected with a circuit at the same time to damage the motor main body 1 is effectively avoided, and the safe operation of the device is ensured.

Specifically, the unidirectional transmission device 6 includes a third transmission mechanism 61 and a fourth transmission mechanism 67, the third transmission mechanism 61 includes a second stopping claw 62, the right surface of the second stopping claw 62 is sleeved on the left surface of the transmission screw 56, the left surface of the transmission screw 56 is fixedly provided with a second fixing piece 63, the inner side of the second fixing piece 63 is fixedly provided with a second spring 64, the inner surface of the second spring 64 is tightly attached to the outer surface of the second stopping claw 62, the inner side surface of the second stopping claw 62 is engaged with a second ratchet 65, the left surface of the second ratchet 65 is fixedly provided with a transmission shaft 66, the left surface of the transmission shaft 66 is fixedly provided on the right surface of the combination shaft 49, the third transmission mechanism 61 and the fourth transmission mechanism 67 are symmetrically provided, and the rotation directions of the ratchet structures arranged on the inner sides of the third transmission mechanism 61 and the fourth transmission mechanism 67 are opposite;

the ratchet wheel mounting mode and the rotation direction of the third transmission mechanism 61 and the fourth transmission mechanism 67 are shown in the figure, and the rotation directions are opposite, so that when the switch knife 3 is pulled forward to cut off the power of the motor main body 1, the first gear 37 is meshed with the time delay device 4 to operate, the time delay device 4 drives the second ratchet wheel 65 to rotate, the outer surface of the second ratchet wheel 65 is tightly attached to the outer surface of the second stopping claw 62, the second stopping claw 62 is forced to be stationary relative to the second ratchet wheel 65, meanwhile, the reverse ratchet wheel of the fourth transmission mechanism 67 slides on the inner surface of the stopping claw, the stopping claw drives the spring to compress and extend, the stopping claw rotates relative to the ratchet wheel, therefore, the third transmission mechanism 61 and the transmission screw rod 56 are relatively stationary, the transmission screw rod 56 is driven to rotate, the screwed connection body 53 is connected with the reverse circuit, the motor main body 1 is connected with the reverse rotation, the mechanical inertia force is counteracted, when the switch knife 3 is pulled, the first gear 37 is meshed with the third gear 51 to rotate, the third fixed shaft 52 drives the ratchet wheel in the fourth transmission mechanism 67 to rotate, the outer surface of the ratchet wheel is tightly attached to the outer surface of the stopping claw, the stopping claw is forced to be static relative to the ratchet wheel, meanwhile, the reverse ratchet wheel of the third transmission mechanism 61 slides on the inner surface of the stopping claw, the stopping claw drives the spring to continuously compress and extend, the stopping claw rotates relative to the ratchet wheel, therefore, the fourth transmission mechanism 67 and the transmission screw 56 are static relative to each other, the transmission screw 56 is driven to rotate, the screwed connection body 53 moves leftwards, and the connection body 53 returns to the position.

The working principle is as follows: when the novel motor is used, one end of the delay switch 2 is firstly connected inside the motor main body 1, the other end of the delay switch is connected in an external power supply, the external power supply is connected at one end of the third contact 54, the other end of the delay switch is connected into the motor main body 1, the two connection modes are in opposite connection modes, the forward rotation (the working requirement direction) of the motor is ensured when the first contact 212 is connected, and the reverse rotation of the motor is ensured when the third contact 54 is connected;

then the motor is used, after the connection is finished, firstly, the motor main body 1 is started, the switch knife 3 is pulled backwards, the first gear 37 is driven to rotate, the first gear 37 is meshed with the third gear 51 to rotate, the third fixed shaft 52 drives the ratchet wheel in the fourth transmission mechanism 67 to rotate, the outer surface of the ratchet wheel is tightly attached to the outer surface of the stop pawl, the stop pawl is forced to be static relative to the ratchet wheel, meanwhile, the reverse ratchet wheel of the third transmission mechanism 61 slides on the inner surface of the stop pawl, the stop pawl drives the spring to be continuously compressed and extended, the stop pawl rotates relative to the ratchet wheel, therefore, the fourth transmission mechanism 67 and the transmission screw 56 are driven to be static relative to each other, the transmission screw 56 is driven to rotate, the threaded connection body 53 moves leftwards, the connection body 53 is reset, the second contact 31 is connected with the first contact 212, and the motor;

when the motor main body 1 needs to be closed, the switch knife 3 is pulled forwards to drive the first gear 37 to rotate, the first gear 37 drives the second gear 41 to rotate to drive the power accumulation spring piece 43 to rotate and accumulate power, when the power accumulation reaches a certain peak value, the power accumulation spring piece 43 twists the damping joint to rotate to release elastic force to drive the transmission gear 46 to rotate, the transmission gear 46 is meshed with the planetary gear 47 to rotate, the planetary gear 47 drives the combination shaft 49 to rotate through the opening at the center, the combination shaft 49 drives the transmission screw 56 to rotate, the transmission screw 56 drives the communicating body 53 to move towards the right side, the left end and the right end of the communicating body 53 connect the third contact 54, the moving speed of the communicating body 53 is reduced through the speed reducing output action of the planetary gear 47, and therefore, the purpose that the communicating body slides inside the third contact 54 for a certain time is achieved until the communicating body 53 moves to the rightmost end, the third contact 54 is disconnected, and after the, after the current is switched on to the motor body 1, the motor body 1 rotates reversely to offset the mechanical inertia force, and the use is finished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a motor with prevent to produce mechanical inertia after outage, includes motor main part (1), its characterized in that: the front surface of the motor main body (1) is fixedly provided with a delay switch (2), the delay switch (2) comprises a base (21), the front surface of the base (21) is fixedly provided with an insulating shell (22), the surface of the side wall of the insulating shell (22) is provided with a first trepanning (24) and a second trepanning (25), the inside of the first trepanning (24) is sleeved with a switch knife (3), the inside of the second trepanning (25) at the left end is sleeved with a delay device (4), the delay device (4) comprises a power storage spring piece (43), the center of the power storage spring piece (43) is fixedly provided with a second fixed shaft (44), the front surface of the power storage spring piece (43) is fixedly arranged on the inner surface of the insulating shell (22), the right surface of the second fixed shaft (44) is fixedly provided with a transmission gear (46), the outer surface meshing of drive gear (46) has planetary gear (47), the outer surface meshing of planetary gear (47) has planet ring gear (45), the rear surface fixed mounting of planet ring gear (45) is at the front surface of base (21), the center department of planetary gear (47) has cup jointed combination axle (49), the right fixed surface of combination axle (49) installs one-way transmission (6), the outer surface cup joint of one-way transmission (6) has displacement switch (5), the rear surface fixed mounting of displacement switch (5) is at the front surface of base (21).

2. The motor of claim 1, wherein the mechanical inertia force generated after power failure is prevented, and the mechanical inertia force is generated by: the left end and the right end of the front surface of the base (21) are fixedly provided with a first sleeve joint body (26), the left end is positioned, the front end of the first sleeve joint body (26) is sleeved at the left end of the delay device (4), the right end is positioned, the front end of the first sleeve joint body (26) is sleeved at the right end of the displacement switch (5), the middle part of the front surface of the base (21) is fixedly provided with a fixed body (27) near the left part, the front surface of the fixed body (27) is fixedly arranged on the rear surface of the planet gear ring (45), the middle part of the front surface of the base (21) is fixedly provided with a shell (28), the upper surface and the lower surface of the shell (28) are fixedly provided with fixed strips (29), the front surface of the shell (28) is fixedly provided with a fixed cover (211), the shell (28), the fixed strips (29) and the fixed cover (211) are fixedly arranged on the outer surface of the displacement switch (5), the middle part of base (21) is close to right department fixed mounting and is had second cover and connect body (210), second cover and connect body (210) cup joints the left end at displacement switch (5), the top front surface fixed mounting of base (21) has first contact (212), the front surface and the switch plug-in strip (3) of first contact (212) closely laminate.

3. The motor of claim 2, wherein the mechanical inertia force generated after power failure is prevented, and the mechanical inertia force is generated by: the middle of the switch knife (3) is fixedly provided with a second contact (31), the rear surface of the second contact (31) is tightly attached to the first contact (212), the inner surface of the second contact (31) is provided with an opening, the opening is sleeved with a fuse (32), the lower surface of the switch knife (3) is fixedly provided with a rotating shaft (33), the right end of the rotating shaft (33) is sleeved with a first transmission mechanism (34), the left end of the rotating shaft (33) is sleeved with a second transmission mechanism (35), the second transmission mechanism (35) comprises a first ratchet wheel (36), the first ratchet wheel (36) is fixedly arranged on the outer surface of the rotating shaft (33), the outer surface of the first ratchet wheel (36) is meshed with a first stop claw (310), the left end of the rotating shaft (33) is sleeved with a first gear (37), the outer surface of the first gear (37) is provided with a round hole (38), the round hole (38) is sleeved on the left surface of the first stopping claw (310), the left surface of the first gear (37) is tightly attached with a first limiting ring (39), the right surface of the first gear (37) is fixedly provided with a first fixing piece (312), the inner surface of the first fixing piece (312) is fixedly provided with a first spring (311), the inner surface of the first spring (311) is tightly attached to the outer surface of the first stopping claw (310), and the first transmission mechanism (34) and the second transmission mechanism (35) are symmetrically installed.

4. The motor of claim 3, wherein the mechanical inertia force generated after power failure is prevented, and the mechanical inertia force is generated by: a first fixing shaft (42) is fixedly mounted on the left surface of the second fixing shaft (44), a second gear (41) is fixedly mounted on the outer surface of the first fixing shaft (42), and the second gear (41) is meshed with the first gear (37) located on the left side.

5. The motor of claim 4, wherein the mechanical inertia force generated after power failure is prevented, and the mechanical inertia force is generated by: the displacement switch (5) comprises a third gear (51) and a communicating body (53), a third fixed shaft (52) is fixedly installed at the center of the third gear (51), the left end of the third fixed shaft (52) is sleeved at the front end of a second sleeved body (210), the right end of the third fixed shaft (52) is sleeved at the front end of a first sleeved body (26), the third gear (51) is meshed with a first gear (37) on the outer side of a first transmission mechanism (34), third contacts (54) are sleeved at the upper end and the lower end of the communicating body (53), sliding rails (55) are sleeved at the front end and the rear end of the communicating body (53), the sliding rails (55) are fixedly installed on the inner side surface of a fixed bar (29), the third contacts (54) are fixedly installed inside a shell (28), threads are formed at the center of the communicating body (53), and the inner part of the thread is in threaded connection with a transmission screw rod (56), the outer walls of the two ends of the transmission screw rod (56) are sleeved on the side surface of the shell (28), the two ends of the transmission screw rod (56) are fixedly installed on the inner side surface of the one-way transmission device (6), and the left surface of the third fixed shaft (52) is fixedly installed on the right surface of the one-way transmission device (6).

6. The motor of claim 5, wherein the mechanical inertia force generated after power failure is prevented, and the mechanical inertia force is generated by: the unidirectional transmission device (6) comprises a third transmission mechanism (61) and a fourth transmission mechanism (67), the third transmission mechanism (61) comprises a second stop claw (62), the right surface of the second stop claw (62) is sleeved on the left surface of the transmission screw rod (56), the left surface of the transmission screw rod (56) is fixedly provided with a second fixing plate (63), the inner side of the second fixing plate (63) is fixedly provided with a second spring (64), the inner surface of the second spring (64) is tightly attached to the outer surface of the second stop claw (62), the inner side surface of the second stop claw (62) is meshed with a second ratchet wheel (65), the left surface of the second ratchet wheel (65) is fixedly provided with a transmission shaft (66), the left surface of the transmission shaft (66) is fixedly arranged on the right surface of the combined shaft (49), and the third transmission mechanism (61) and the fourth transmission mechanism (67) are symmetrically arranged, and the third transmission mechanism (61) and the ratchet wheel structure arranged on the inner side of the fourth transmission mechanism (67) have opposite rotating directions.