CN114123666A - Electromagnetic speed reducing motor with electromagnetic protection structure and use method thereof - Google Patents
Electromagnetic speed reducing motor with electromagnetic protection structure and use method thereof Download PDFInfo
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- CN114123666A CN114123666A CN202111312140.9A CN202111312140A CN114123666A CN 114123666 A CN114123666 A CN 114123666A CN 202111312140 A CN202111312140 A CN 202111312140A CN 114123666 A CN114123666 A CN 114123666A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
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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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- 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
- H02H7/085—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 against excessive load
- H02H7/0854—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 against excessive load responsive to rate of change of current, couple or speed, e.g. anti-kickback protection
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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
- H02H7/09—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 against over-voltage; against reduction of voltage; against phase interruption
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
- H02K11/225—Detecting coils
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- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses an electromagnetic speed-reducing motor with an electromagnetic protection structure and a using method thereof, and the electromagnetic speed-reducing motor comprises a supporting table, wherein the top of the supporting table is provided with a supporting seat through a bolt, the top of the supporting seat is provided with a casing, the rear end of the casing is provided with a rear sealing cover through a bolt, the front end of the casing is provided with a front sealing cover, the inner side of the front sealing cover is provided with a supporting bearing, the inner side of the rear sealing cover is provided with a supporting ring, the inner side of the supporting ring is provided with a limiting bearing, the inner side of the limiting bearing is provided with a rotating rod, and the rotating rod is arranged on the inner side of the supporting bearing. The utility model can realize the weak magnetic protection of the motor by installing the weak magnetic relay, and when the weak magnetic current value reaches the action value of the weak magnetic relay in the starting and running process of the motor, the relay is attracted, so that the normally open contact connected in series in the control circuit is closed, and the motor is allowed to maintain the normal running.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to an electromagnetic speed reducing motor with an electromagnetic protection structure and a using method thereof.
Background
The motor converts electric energy into mechanical energy, and provides power for the device.
The existing electromagnetic speed reducing motor has the defects that:
1. the comparison document CN212935709U discloses a capacitor running gear reduction motor, which comprises a bottom plate, wherein a reduction motor body is arranged on the upper side of the bottom plate through a lower support, stand columns are arranged at four corners of the upper side of the bottom plate, a top cover is arranged on the upper side of each stand column, a support rod is arranged on the upper side of one end of each top cover, a first transmission rod is rotatably arranged on the upper side of each support rod through a connecting seat, a wind power blade is arranged at one end of each first transmission rod, one end of each first transmission rod is in transmission connection with a second transmission rod, one end of each second transmission rod is in transmission connection with a third transmission rod through a gear set, and a first radiating blade and a second radiating blade are arranged at one end of each third transmission rod. The heat dissipation effect is good, and the device is energy-saving and environment-friendly, but in the using process of the device, the internal electromagnetic force can be slowly weakened in the long-time using process, and the normal operation of the motor in the environment with a magnetic field needs to be ensured through an electromagnetic protection device;
2. the reference CN208782649U discloses a high-efficient push rod reducing motor of big moment, "including motor and the reduction gear box who holds in the shell, reduction gear box is including the one end that is fixed in the motor and the bottom plate of coaxial setting, and decide the drive ratio gear train, high-efficient push rod reducing motor of big moment is still including holding lead screw and the inner loop pole in the sleeve pipe, the lead screw has the neck, flat axial region and screw thread portion, it is fixed that clamp by the nut behind the flat hole that stretches into output gear train of flat axial region of lead screw, the trompil of bottom plate is stretched into to the neck of lead screw, the one end fixed connector of inner loop pole, the lead screw cover is fixed to the other end of inner loop pole, the lead screw cover can rotate the position with the adjustment connector on the screw thread portion of lead screw. When the screw rod is sleeved on the threaded part of the screw rod and screwed in, the inner sleeve rod fixed together with the screw rod sleeve can axially and linearly displace along with the screwing of the screw rod sleeve, so that the stroke of the connector fixed at the other end of the inner sleeve rod can be increased and shortened along with the screw rod sleeve, and the application is flexible and convenient;
3. the reference CN207612169U discloses a bidirectional clutch planetary gear speed reducing motor, which comprises a motor and a speed reducing box, wherein the output part of the motor is connected with the input part of the speed reducing box. The reduction box is provided with a rotating shaft, and an output gear is sleeved at the outer end of the rotating shaft. The reduction gearbox is characterized in that the reduction gearbox is cylindrical, and a cylinder opening of the reduction gearbox is fixedly connected with the motor. Tooth openings are uniformly distributed on the inner wall of the reduction gearbox along the circumferential direction of the reduction gearbox. The reduction box is internally provided with a star gear speed reducing mechanism which comprises a driving gear, the reduction box on one side of the driving gear far away from the motor is internally provided with a transmission disc, one side of the transmission disc far away from the motor is provided with a transmission shaft, star gears are uniformly distributed between the periphery of the driving gear and the inner wall of the reduction box, and the star gears are all connected with the transmission disc through pins. The driving gear is concentrically connected with the output shaft of the motor, and the transmission shaft is concentrically connected with the rotating shaft. And a bidirectional clutch mechanism is arranged between the output gear and the rotating shaft. This gear motor's volume is less, and bearing capacity is big, work is steady ", and the inside speed sensor that lacks of device, inconvenient user knows the output rotational speed of device, and it is slow that the unable judgement rotational speed is fast, when the rotational speed is too fast, can cause the influence to production facility.
Disclosure of Invention
The present invention is directed to an electromagnetic deceleration motor with an electromagnetic protection structure and a method for using the same to solve the problems of the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the electromagnetic speed reducing motor with the electromagnetic protection structure comprises a supporting table, wherein a supporting seat is mounted at the top of the supporting table through a bolt, a casing is mounted at the top of the supporting seat, a rear sealing cover is mounted at the rear end of the casing through a bolt, a front sealing cover is mounted at the front end of the casing, a supporting bearing is mounted on the inner side of the front sealing cover, a supporting ring is mounted on the inner side of the rear sealing cover, a limiting bearing is mounted on the inner side of the supporting ring, a rotating rod is mounted on the inner side of the limiting bearing, a speed reducing machine body is mounted at the front end of the front sealing cover through a bolt and is located on the outer side of the rotating rod, an adhering seat is welded and mounted at the front end of the speed reducing machine body, and the rotating rod extends to the front end of the adhering seat;
the outer wall of the shell is provided with a fixed seat, one side of the fixed seat is provided with a junction box, and the inner side of the junction box is provided with a weak magnetic relay.
Preferably, the automatic air circuit breaker is installed on the inner side of the junction box and located behind the weak magnetic relay, an assembly cover is installed on one side of the junction box in an embedded mode, a display is installed on the outer wall of the assembly cover in a penetrating mode, and a power line is installed on the top of the junction box in a penetrating mode.
Preferably, the through hole has been seted up to the inboard of laminating seat, and the dwang runs through to be installed in the inboard of running through the hole, and the screw thread runs through on the top outer wall of laminating seat and installs the screw thread seat, and test sensor is installed to the bottom of screw thread seat, and test sensor is located the top of dwang, and the sensing line is installed at the top of screw thread seat.
Preferably, the bottom of the supporting table is connected with a telescopic rod through a connecting piece, the bottom end of the telescopic rod is connected with a bottom plate through a connecting piece, a supporting column is installed at the top of the bottom plate and located behind the telescopic rod, and the top of the supporting column is installed at the bottom of the supporting table through a connecting piece.
Preferably, the inner wall of the casing is provided with a stator core, the inner side of the stator core is provided with a stator winding group, the outer wall of the casing is provided with radiating fins in a penetrating mode, the top of each radiating fin is welded with an insulating plate, and the top of each insulating plate is provided with a rubber handle.
Preferably, the surface mounting of dwang has the rotor assembly, and the rotor assembly is located the inboard of stator winding group, the surface mounting of dwang has the antifriction plate, and the antifriction plate is located the place ahead of rotor assembly, the surface mounting of dwang has location bearing, location bearing installs the inside at the speed reducer body, and location bearing is located the place ahead of antifriction plate, the connector is installed to the dwang front end, the rear end of dwang runs through spacing bearing and installs the flabellum, the surface mounting of dwang has the response axle collar, and the response axle collar is located test sensor's below.
Preferably, the back of the rear closing cover is provided with a heat conducting fin, the heat conducting fin is positioned on the outer side of the support ring, the back of the rear closing cover is provided with a ventilation cover in a threaded manner, and the ventilation cover is positioned on the outer side of the heat conducting fin.
Preferably, install on the inner wall of speed reducer body and separate the magnetism net, the internally mounted of speed reducer body has circular telegram magnetic unit, movable chamber has been seted up to the inside of speed reducer body, the inboard movable mounting in activity chamber has the antifriction plate, install the electromagnetism polar plate on the back wall in activity chamber, and electromagnetism polar plate and circular telegram magnetic unit electric connection, the back wall in activity chamber installs the spring, and the spring is located the outside of dwang, the activity stripper plate is installed to the front end of spring, and the activity stripper plate is located the outside of dwang, the activity stripper plate is located the rear of antifriction plate, the back mounted of activity stripper plate has fixed magnetic sheet, and fixed magnetic sheet corresponds with the electromagnetism polar sheet.
Preferably, the working steps of the device are as follows:
s1, firstly, a worker installs the bottom plate on the ground through a bolt to ensure the stability of the device, then the user controls the extension of the telescopic rod, the extension of the telescopic rod drives the front end of the top supporting platform to move upwards, the user can conveniently adjust the angle required to be adjusted by the motor as required, so that the output end of the motor can be stably connected with the connecting device, then the user penetrates the bolt through the front end of the fitting seat, the fitting seat is fixed on the connecting device through the bolt, the connecting device is connected with the connector through threads, then the user connects an external power supply with the junction box through a power line, an automatic air channel device in the junction box is electrically connected with the power line, when a circuit on the device has a problem in the process of transmitting power, the automatic air channel device can quickly disconnect the circuit, so that the power transmission between the motor and the power supply is disconnected, the electric power is prevented from being continuously transmitted to cause greater danger, circuits at the periphery of the device cannot be influenced due to the fact that one circuit has problems, then the electric power is transmitted to the interior of the motor, the control device operates, in the operation process of the motor, the motor is guaranteed to work under a magnetic field with certain strength through the weak magnetic relay, the magnetic field cannot be weakened or disappear, the rotating speed of the motor is prevented from being rapidly increased, even the phenomenon of runaway is avoided, in a magnetic loop of the motor, the weak magnetic relay is connected in the magnetic loop of the motor to achieve weak magnetic protection of the motor, in the starting and operating processes of the motor, when the weak magnetic current value reaches the action value of the weak magnetic relay, the relay is attracted, a normally open contact connected in series in the control circuit is closed, and the motor is allowed to maintain normal operation;
s2, transmitting the power to the stator winding group, electrifying the inside of the stator winding group to generate a driving magnetic field, is used for driving the rotor set at the inner side to rotate, the rotor set rotates to drive the rotating rod at the inner side to rotate, the rotating rod rotates to drive the connector at the front end to rotate, the connector transmits the rotating force to the rotating device, the device is convenient to transmit power, meanwhile, the rotating rod rotates to drive the wear-resistant plate, the positioning bearing, the limiting bearing and the fan blades on the outer side to rotate, the positioning bearing rotates on the inner side of the speed reducer body to limit the rotating rod, so that the rotating rod can stably rotate, the limiting bearing rotates on the inner side of the supporting ring, the supporting ring limits the rotating rod through the limiting bearing, so that the rotating rod can stably rotate, the fan blades rotate to drive airflow to move, the heat dissipation speed of the device is increased, and the normal internal temperature of the shell is ensured;
s3, when the rotating rod rotates to drive the induction collar to rotate, the coil inside the test sensor can generate magnetic force lines, the induction collar rotates to cut the magnetic force lines, the magnetic circuit generates electromotive force in the induction coil due to magnetic resistance change, the voltage generated by the induction potential of the test sensor is related to the rotating speed of the induction collar, so that the voltage is in direct proportion to the rotating speed, when the rotating speed of the induction collar exceeds the range inducted by the test sensor, the electrified magnetic group is electrified to generate an electromagnetic field, and simultaneously the magnetic force is transmitted to the electromagnetic pole plate, the magnetic pole on the surface of the electromagnetic pole plate opposite to the fixed magnetic plate is the positive pole, the surface of the fixed magnetic plate opposite to the electromagnetic pole plate is the positive pole, the fixed magnetic plate is pushed forward by the electromagnetic pole plate according to the principle that like poles repel each other, the fixed magnetic plate moves forward to drive the movable extrusion plate to move forward, so that the movable extrusion plate contacts with one surface of the abrasion-resistant plate, the rotational speed of the wear plate is slowed down through friction, and the rotational speed of the wear plate is slowed down so that the rotational speed of the rotating rod is slowed down.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model ensures that the motor works under a magnetic field with certain intensity by installing the weak magnetic relay, so that the magnetic field is not weakened or disappeared, the rotating speed of the motor is prevented from being rapidly accelerated, and even the phenomenon of runaway is avoided.
2. According to the utility model, the automatic air circuit breaker is arranged and is used for connecting an external power supply and a circuit in the motor, when the problems of short circuit, overlarge voltage and the like occur in the process of power transmission of the circuit on the device, the automatic air circuit breaker quickly breaks the circuit, so that the power transmission between the motor and the power supply is broken, the continuous power transmission is avoided, the greater danger is caused, and the circuit around the device is not influenced by the problem of one circuit.
3. The test sensor is fixed on the fitting seat through the threaded seat, so that a user can conveniently assemble and disassemble the test sensor, when the rotating rod drives the induction shaft collar to rotate in the rotating process, the coil in the test sensor can generate magnetic lines of force, the induction shaft collar can cut the magnetic lines of force when rotating, electromotive force is generated in the induction coil due to the change of magnetic resistance of the magnetic circuit, the voltage generated by the induction potential of the test sensor is related to the rotating speed of the induction shaft collar, the voltage is in direct proportion to the rotating speed, the detected information is transmitted to the display, and the display transmits and displays the detected information.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is a schematic view of a support stage according to the present invention;
FIG. 5 is a schematic view of a rotating lever according to the present invention;
FIG. 6 is a schematic view of the structure of the speed reducer body according to the present invention;
FIG. 7 is a schematic view of the junction box of the present invention;
fig. 8 is a schematic view of the fitting seat structure of the present invention.
In the figure: 1. a support table; 101. a telescopic rod; 102. a base plate; 103. a support pillar; 2. a housing; 201. a supporting seat; 202. a stator core; 203. a stator winding group; 204. a front closure cap; 205. a support bearing; 206. a heat sink; 207. an insulating plate; 208. a rubber handle; 3. rotating the rod; 301. a rotor set; 302. a fan blade; 303. a wear plate; 304. positioning the bearing; 305. a limit bearing; 306. a connector; 307. an induction collar; 4. a rear closure cap; 401. a support ring; 402. a vent cover; 403. a heat conductive sheet; 5. a speed reducer body; 501. a magnetic isolation net; 502. energizing a magnetic group; 503. a movable cavity; 504. an electromagnetic pole plate; 505. a movable extrusion plate; 506. a spring; 507. fixing the magnetic plate; 6. a junction box; 601. a fixed seat; 602. a weak magnetic relay; 603. an automatic air channel breaker; 604. a power line; 605. assembling a cover; 606. a display; 7. a fitting seat; 701. testing the sensor; 702. a threaded seat; 703. a sensing line; 704. a through opening.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, an embodiment of the present invention is shown: an electromagnetic speed reducing motor with an electromagnetic protection structure and a using method thereof comprise a supporting table 1, wherein a supporting seat 201 is installed at the top of the supporting table 1 through bolts, the supporting seat 201 is fixed to the top through the supporting table 1, the stability of the supporting seat 201 is guaranteed, the supporting seat 201 is convenient to support a shell 2 at the top, the shell 2 is installed at the top of the supporting seat 201, the shell 2 is made of metal materials, the metal materials are hard, internal devices can be protected, meanwhile, the metal devices conduct heat, the heat dissipation speed of the interior of the shell 2 is accelerated, a rear sealing cover 4 is installed at the rear end of the shell 2 through bolts, the rear sealing cover 4 is fixed on the shell 2 through bolts, a user can disassemble and assemble the rear sealing cover 4 conveniently, a front sealing cover 204 is installed at the front end of the shell 2, the front sealing cover 204 is installed on the shell 2, and the stability of the front sealing cover 204 is guaranteed, the person of facilitating the use carries out the assembly device, support bearing 205 is installed to the inboard of preceding closing cap 204, by the fixed inboard support bearing 205 of preceding closing cap 204, guarantees inboard support bearing 205's stability, makes things convenient for support bearing 205 to support inboard support bearing 205, support ring 401 is installed to the inboard of back closing cap 4, spacing bearing 305 is installed to the inboard of support ring 401, dwang 3 is installed to spacing bearing 305, is fixed support ring 401 by back closing cap 4, guarantees support ring 401's stability, carries out spacingly to inboard spacing bearing 305 through support ring 401, guarantees that spacing bearing 305 can steadily rotate, and spacing bearing 305 rotates and drives inboard dwang 3 and rotate for dwang 3 can stably rotate, the inboard at support bearing 205 is installed to dwang 3, speed reduction organism 5 is installed through the bolt to the front end of preceding closing cap 204, the inner rotating rod 3 is supported by the speed reducer body 5, the rotating rod 3 is decelerated through equipment inside the speed reducer body 5, the rotating speed of a device can be conveniently adjusted by workers, the speed reducer body 5 is located on the outer side of the rotating rod 3, the front end of the speed reducer body 5 is welded with the attaching seat 7, the attaching seat 7 is installed on the output end of the motor and is used for being fixedly connected with external equipment, a user can conveniently install the device on a specified position, and the rotating rod 3 extends to the front end of the attaching seat 7;
the outer wall of the machine shell 2 is provided with a fixed seat 601, one side of the fixed seat 601 is provided with a junction box 6, the inner side of the junction box 6 is provided with a weak magnetic relay 602, the machine shell 2 fixes the fixed seat 601 to ensure the stability of the fixed seat 601, the junction box 6 is fixed through the fixed seat 601 to ensure the stability of the junction box 6, the junction box 6 fixes the weak magnetic relay 602 inside, the weak magnetic relay 602 ensures that the motor works under a magnetic field with certain strength through the weak magnetic relay 602, the magnetic field is not weakened or disappeared, the rapid rise of the rotating speed of the motor is avoided, even the runaway phenomenon occurs, in the magnetic loop of the motor, the weak magnetic relay 602 is connected to realize the weak magnetic protection of the motor, in the starting and running process of the motor, when the weak magnetic current value reaches the action value of the weak magnetic relay 602, the relay is attracted, so that the contact connected in series in the control circuit is normally opened, allowing the motor to maintain normal operation.
An automatic air channel device 603 is installed on the inner side of the junction box 6, the automatic air channel device 603 is used for connecting circuits on the device, when a problem occurs in the process of power transmission of the circuits on the device, the automatic air channel device 603 can quickly disconnect the circuits, so that the power transmission between the motor and a power supply is disconnected, the continuous power transmission is avoided, and a larger danger is caused, the circuits on the periphery of the device are not influenced by the problem of one circuit, the automatic air channel device 603 is positioned behind the weak magnetic relay 602, an assembling cover 605 is installed on one side of the junction box 6 in an embedded mode, a display 606 is installed on the outer wall of the assembling cover 605 in a penetrating mode, a power supply line 604 is installed on the top of the junction box 6 in a penetrating mode, an external power supply is connected with the junction box 6 through the power supply line 604, the power supply line 604 can conveniently transmit electric energy, and the assembling cover 605 is installed on the junction box 6, make things convenient for the staff to carry out dismouting equipment lid 605, carry out the inside voltage of the device that shows through display 606 and the rotational speed of dwang 3 that detects.
The inside of the fitting seat 7 is provided with a through hole 704, the rotating rod 3 is installed on the inside of the through hole 704 in a penetrating manner, the through hole 704 provides a rotating space for the rotating rod 3, so that the rotating rod 3 can transmit power conveniently, a threaded seat 702 is installed on the outer wall of the top of the fitting seat 7 in a penetrating manner, a test sensor 701 is installed at the bottom of the threaded seat 702, the test sensor 701 is located at the top of the rotating rod 3, a sensing wire 703 is installed at the top of the threaded seat 702, the test sensor 701 is fixed on the fitting seat 7 through the threaded seat 702, so that a user can assemble and disassemble the test sensor 701 conveniently, when the rotating rod 3 rotates to drive the induction collar 307, a coil inside the test sensor 701 can generate magnetic force lines, the induction collar 307 rotates to cut the magnetic force lines, the magnetic circuit generates electromotive force in the induction coil due to magnetic resistance change, and tests the voltage generated by the induction potential of the sensor 701, the magnitude of the voltage is related to the speed of rotation of the induction collar 307, such that the voltage is proportional to the speed of rotation, and the sensed information is transmitted to the display 606, and the display 606 displays the sensed information.
The bottom of brace table 1 is connected with telescopic link 101 through the connecting piece, the bottom of telescopic link 101 is connected with bottom plate 102 through the connecting piece, support column 103 is installed at the top of bottom plate 102, and support column 103 is located telescopic link 101's rear, the bottom at brace table 1 is installed through the connecting piece in the top of support column 103, pass through the bolt with bottom plate 102 and install subaerial, guarantee the stability of device, then user control telescopic link 101 extension, telescopic link 101 extension drives 1 front end rebound of brace table in top, support the rear end of brace table 1 through support column 103 simultaneously, the person of facilitating the use adjusts the angle that the motor needs to be adjusted as required, make the output and the connecting device of motor can steadily be connected.
Install stator core 202 on the inner wall of casing 2, stator winding group 203 is installed to stator core 202's inboard, run through on the outer wall of casing 2 and install fin 206, the top welding of fin 206 has insulation board 207, rubber handle 208 is installed at insulation board 207's top, stator winding group 203 passes through stator core 202 fixed inside stator winding group 203, guarantee that stator winding group 203 can even running, give stator winding group 203 with electric power transmission, the inside circular telegram of stator winding group 203 produces driving magnetic field, be used for driving inboard rotor group 301 and rotate, fin 206 is installed on the outer wall of casing 2, make things convenient for fin 206 to go out the heat through casing 2 transmission, conveniently provide the place of a gripping for the staff when the device electric leakage through insulation board 207, convenient to use person carries out grabbing device through rubber handle 208.
The outer surface of the rotating rod 3 is provided with a rotor set 301, the rotor set 301 is positioned at the inner side of the stator winding set 203, the outer surface of the rotating rod 3 is provided with an abrasion-resistant plate 303, the abrasion-resistant plate 303 is positioned in front of the rotor set 301, the outer surface of the rotating rod 3 is provided with a positioning bearing 304, the positioning bearing 304 is arranged inside the speed reducer body 5, the positioning bearing 304 is positioned in front of the abrasion-resistant plate 303, the front end of the rotating rod 3 is provided with a connector 306, the rear end of the rotating rod 3 penetrates through a limiting bearing 305 to be provided with a fan blade 302, the outer surface of the rotating rod 3 is provided with an induction shaft collar 307, the induction shaft collar 307 is positioned below the test sensor 701, the rotor set 301 drives the rotating rod 3 at the inner side to rotate, the rotating rod 3 rotates to drive the abrasion-resistant plate 303 at the outer side, the positioning bearing 304, the limiting bearing 305 and the fan blade 302 rotate to drive the fan blade 302 to rotate to drive the air flow to move, the heat dissipation speed of the device is increased, and the normal internal temperature of the shell 2 is ensured.
The back of back closing cap 4 installs conducting strip 403, and conducting strip 403 is located the outside of support ring 401, and the back threaded mounting of back closing cap 4 has ventilation lid 402, and ventilation lid 402 is located the outside conducting strip 403 of conducting strip 403 and comprises the material that the thermal conductivity is better, makes things convenient for conducting strip 403 to go out the inside heat transmission of back closing cap 4 for the radiating rate of device, has seted up the through-hole on the ventilation lid 402, guarantees the removal of air current.
The inner wall of the speed reducer body 5 is provided with a magnetic isolation net 501, the magnetic isolation net 501 is used for isolating an external magnetic field from an internal magnetic field and avoiding the influence of the external magnetic field on internal devices, the speed reducer body 5 is internally provided with a powered magnetic group 502, the speed reducer body 5 is internally provided with a movable cavity 503, the inner side of the movable cavity 503 is movably provided with a wear plate 303, the rear wall of the movable cavity 503 is provided with an electromagnetic pole plate 504, the electromagnetic pole plate 504 is electrically connected with the powered magnetic group 502, the rear wall of the movable cavity 503 is provided with a spring 506, the spring 506 is positioned at the outer side of the rotating rod 3, the front end of the spring 506 is provided with a movable extrusion plate 505, the movable extrusion plate 505 is positioned at the outer side of the rotating rod 3, the movable extrusion plate 505 is positioned behind the wear plate 303, the back surface of the movable extrusion plate 505 is provided with a fixed magnetic plate 507, the fixed magnetic plate 507 corresponds to the electromagnetic pole plate 504, and the powered magnetic group 502 is powered, an electromagnetic field is generated, magnetic force is transmitted to the electromagnetic pole plate 504, the magnetic poles on the opposite surfaces of the electromagnetic pole plate 504 and the fixed magnetic plate 507 are positive poles, the opposite surfaces of the fixed magnetic plate 507 and the electromagnetic pole plate 504 are positive poles, the fixed magnetic plate 507 is pushed forward by the electromagnetic pole plate 504 according to the principle that like poles repel, the fixed magnetic plate 507 moves forward to drive the movable extrusion plate 505 to move forward, the movable extrusion plate 505 is in contact with one surface of the wear-resisting plate 303, the rotating speed of the wear-resisting plate 303 is reduced through friction, and the rotating speed of the wear-resisting plate 303 is reduced to reduce the rotating speed of the rotating rod 3.
Further, the working steps of the device are as follows:
s1, firstly, a worker installs the bottom plate 102 on the ground through a bolt to ensure the stability of the device, then the user controls the extension of the telescopic rod 101, the extension of the telescopic rod 101 drives the front end of the top supporting table 1 to move upwards, the user can conveniently adjust the angle required to be adjusted by the motor as required, so that the output end of the motor can be stably connected with the connecting device, then the user penetrates the bolt through the front end of the fitting seat 7, the fitting seat 7 is fixed on the connecting device through the bolt, meanwhile, the connecting device is connected with the connector 306 through threads, then the user connects an external power supply with the junction box 6 through the power line 604, the automatic air channel device 603 in the junction box 6 is electrically connected with the power line 604, when a problem occurs in the process of power transmission of a circuit on the device, the automatic air channel device 603 can quickly disconnect the circuit, so that the power transmission between the motor and the power supply is disconnected, the electric power is prevented from being continuously transmitted to cause greater danger, circuits around the device cannot be influenced due to the fact that one circuit has problems, then the electric power is transmitted to the interior of the motor, the control device operates, in the operation process of the motor, the motor is guaranteed to work under a magnetic field with certain strength through the weak magnetic relay 602, the magnetic field cannot be weakened or disappear, the rotating speed of the motor is prevented from being rapidly increased, even the phenomenon of runaway is avoided, in a magnetic loop of the motor, the weak magnetic relay 602 is connected to achieve weak magnetic protection of the motor, in the starting and operating processes of the motor, when the weak magnetic current value reaches the action value of the weak magnetic relay 602, the relay is attracted, a normally open contact connected in series in the control circuit is closed, and the motor is allowed to maintain normal operation;
s2, simultaneously transmitting electric power to the stator winding group 203, electrifying the inside of the stator winding group 203 to generate a driving magnetic field for driving the rotor group 301 at the inner side to rotate, the rotor group 301 rotating to drive the rotating rod 3 at the inner side to rotate, the rotating rod 3 rotating to drive the connector 306 at the front end to rotate, the connector 306 transmitting the rotating force to the rotating device, facilitating the device to transmit power, simultaneously the rotating rod 3 rotating to drive the wear-resisting plate 303 at the outer side, the positioning bearing 304, the limiting bearing 305 and the fan blade 302 to rotate, the positioning bearing 304 rotating at the inner side of the speed reducer body 5 to limit the rotating rod 3, ensuring the rotating rod 3 to rotate stably, the limiting bearing 305 rotating at the inner side of the support ring 401, the support ring 401 limiting the rotating rod 3 through the limiting bearing 305, ensuring the rotating rod 3 to rotate stably, and the fan blade 302 rotating to drive the air flow to move, the heat dissipation speed of the device is accelerated, and the internal temperature of the shell 2 is ensured to be normal;
s3, when the rotating rod 3 rotates to drive the induction collar 307 to rotate, the coil inside the test sensor 701 can generate magnetic lines, the induction collar 307 rotates to cut the magnetic lines, the magnetic circuit generates electromotive force in the induction coil due to the change of magnetic resistance, the voltage generated by the induced potential of the test sensor 701 is related to the rotating speed of the induction collar 307, so that the voltage is in direct proportion to the rotating speed, when the rotating speed of the induction collar 307 exceeds the range which can be induced by the test sensor 701, the electrified magnetic group 502 is electrified to generate an electromagnetic field, and simultaneously the magnetic force is transmitted to the electromagnetic pole plate 504, the magnetic pole on the surface of the electromagnetic pole plate 504 opposite to the fixed magnetic plate 507 is the positive pole, the surface of the fixed magnetic plate 507 opposite to the electromagnetic pole plate 504 is the positive pole, the fixed magnetic plate 507 is pushed forward by the electromagnetic pole plate 504 according to the principle that like poles repel each other, the fixed magnetic plate 507 moves forward to drive the movable extrusion plate 505 to move forward, the movable extrusion plate 505 is in contact with one face of the wear plate 303, the rotation speed of the wear plate 303 is slowed down through friction, and the rotation speed of the wear plate 303 is slowed down to slow down the rotation speed of the rotating rod 3.
The working principle is as follows: firstly, a worker installs the bottom plate 102 on the ground through bolts to ensure the stability of the device, then the user controls the extension of the telescopic rod 101, the extension of the telescopic rod 101 drives the front end of the top supporting table 1 to move upwards, the user can conveniently adjust the angle required to be adjusted of the motor according to the requirement, so that the output end of the motor can be stably connected with the connecting device, then the user penetrates through the front end of the fitting seat 7 through the bolts to fix the fitting seat 7 on the connecting device through the bolts, meanwhile, the connecting device is connected with the connecting head 306 through threads, then, the user connects an external power supply with the junction box 6 through the power cord 604, the automatic air channel device 603 in the junction box 6 is electrically connected with the power cord 604, when the circuit on the device has problems in the process of transmitting the electric power, the automatic air channel device 603 can quickly disconnect the circuit, so that the electric power transmission between the motor and the power supply is disconnected, avoiding the continuous transmission of electric power to cause greater danger, ensuring that the peripheral circuits of the device are not influenced by the problem of one circuit, then transmitting the electric power to the inside of the motor, controlling the operation of the device, ensuring that the motor works under a magnetic field with certain strength through the weak magnetic relay 602 in the operation process of the motor, avoiding weakening or disappearance of the magnetic field, avoiding the rapid rise of the rotating speed of the motor and even the occurrence of the phenomenon of runaway, realizing weak magnetic protection on the motor by connecting the weak magnetic relay 602 in a magnetic loop of the motor, attracting the relay when the weak magnetic current value reaches the action value of the weak magnetic relay 602 in the starting and operation process of the motor, closing a normally open contact connected in series in the control circuit, allowing the motor to maintain normal operation, simultaneously transmitting the electric power to the stator winding group 203, electrifying the inside of the stator winding group 203 to generate a driving magnetic field, the rotor set 301 used for driving the inner side rotates, the rotor set 301 rotates to drive the inner side rotating rod 3 to rotate, the rotating rod 3 rotates to drive the connector 306 at the front end to rotate, the connector 306 transmits the rotating force to the rotating device, the device is convenient to transmit power, meanwhile, the rotating rod 3 rotates to drive the outer side wear-resisting plate 303, the positioning bearing 304, the limiting bearing 305 and the fan blade 302 rotate, the positioning bearing 304 rotates in the inner side of the speed reducer body 5 to limit the rotating rod 3, the rotating rod 3 is ensured to rotate stably, the limiting bearing 305 rotates in the inner side of the support ring 401, the support ring 401 limits the rotating rod 3 through the limiting bearing 305, the rotating rod 3 is ensured to rotate stably, the fan blade 302 rotates to drive the air flow to move, the heat dissipation speed of the device is accelerated, the internal temperature of the casing 2 is ensured to be normal, when the induction shaft collar 307 is driven to rotate in the rotating process of the rotating rod 3, the coil inside the test sensor 701 can generate magnetic lines of force, the rotation of the induction collar 307 can cut the magnetic lines of force, the magnetic circuit generates electromotive force in the induction coil due to the change of magnetic resistance, the voltage generated by the induced potential of the test sensor 701 is related to the rotation speed of the induction collar 307, so that the voltage is in direct proportion to the rotation speed, when the rotation speed of the induction collar 307 exceeds the range which can be induced by the test sensor 701, the electrified magnetic group 502 is electrified to generate an electromagnetic field and simultaneously transmit the magnetic force to the electromagnetic pole plate 504, the magnetic pole on the surface of the electromagnetic pole plate 504 opposite to the fixed magnetic plate 507 is the positive pole, the surface of the fixed magnetic plate 507 opposite to the electromagnetic pole plate 504 is the positive pole, the fixed magnetic plate 507 is pushed forward by the electromagnetic pole plate 504 according to the principle that like poles repel each other, the fixed magnetic plate 507 moves forward to drive the movable extrusion plate 505 to move forward, so that the movable extrusion plate 505 is in contact with one surface of the wear-resisting plate 303, the slowing down of the rotation speed of the wear plate 303 is performed by friction, and the slowing down of the rotation speed of the wear plate 303 slows down the rotation speed of the swivelling levers 3.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.
Claims (9)
1. An electromagnetic speed reducing motor with an electromagnetic protection structure and a using method thereof comprise a supporting table (1), and are characterized in that: the supporting seat is characterized in that the supporting seat (201) is installed at the top of the supporting seat (1) through bolts, the casing (2) is installed at the top of the supporting seat (201), the rear end of the casing (2) is provided with the rear sealing cover (4) through bolts, the front sealing cover (204) is installed at the front end of the casing (2), the supporting bearing (205) is installed at the inner side of the front sealing cover (204), the supporting ring (401) is installed at the inner side of the rear sealing cover (4), the limiting bearing (305) is installed at the inner side of the supporting ring (401), the rotating rod (3) is installed at the inner side of the limiting bearing (305), the rotating rod (3) is installed at the inner side of the supporting bearing (205), the speed reducing body (5) is installed at the front end of the front sealing cover (204) through bolts, the speed reducing body (5) is located at the outer side of the rotating rod (3), the adhesion seat (7) is installed at the front end of the speed reducing body (5) in a welding mode, the rotating rod (3) extends to the front end of the fitting seat (7);
the external wall of the machine shell (2) is provided with a fixed seat (601), one side of the fixed seat (601) is provided with a junction box (6), and the inner side of the junction box (6) is provided with a weak magnetic relay (602).
2. An electromagnetic deceleration motor with electromagnetic protection structure and its using method according to claim 1, characterized in that: the automatic air channel breaker (603) is installed on the inner side of the junction box (6), the automatic air channel breaker (603) is located behind the weak magnetic relay (602), an assembling cover (605) is installed on one side of the junction box (6) in an embedded mode, a display (606) penetrates through the outer wall of the assembling cover (605), and a power line (604) penetrates through the top of the junction box (6).
3. An electromagnetic deceleration motor with electromagnetic protection structure and its using method according to claim 1, characterized in that: through-hole (704) have been seted up to the inboard of laminating seat (7), and dwang (3) run through to be installed in the inboard of running through-hole (704), and screw thread runs through on the top outer wall of laminating seat (7) and installs screw thread seat (702), and test sensor (701) are installed to the bottom of screw thread seat (702), and test sensor (701) are located the top of dwang (3), and sensing line (703) are installed at the top of screw thread seat (702).
4. An electromagnetic deceleration motor with electromagnetic protection structure and its using method according to claim 1, characterized in that: the bottom of the supporting table (1) is connected with an expansion rod (101) through a connecting piece, the bottom end of the expansion rod (101) is connected with a bottom plate (102) through a connecting piece, a supporting column (103) is installed at the top of the bottom plate (102), the supporting column (103) is located behind the expansion rod (101), and the top of the supporting column (103) is installed at the bottom of the supporting table (1) through a connecting piece.
5. An electromagnetic deceleration motor with electromagnetic protection structure and its using method according to claim 1, characterized in that: install stator core (202) on the inner wall of casing (2), stator winding group (203) are installed to the inboard of stator core (202), run through on the outer wall of casing (2) and install fin (206), and the top welding of fin (206) has insulation board (207), and rubber handle (208) are installed at the top of insulation board (207).
6. An electromagnetic deceleration motor with electromagnetic protection structure and its using method according to claim 1, characterized in that: the surface mounting of dwang (3) has rotor assembly (301), and rotor assembly (301) is located the inboard of stator winding group (203), the surface mounting of dwang (3) has antifriction plate (303), and antifriction plate (303) are located the place ahead of rotor assembly (301), the surface mounting of dwang (3) has location bearing (304), the inside at speed reduction organism (5) is installed in location bearing (304), and location bearing (304) are located the place ahead of antifriction plate (303), connecting head (306) are installed to dwang (3) front end, the rear end of dwang (3) is run through spacing bearing (305) and is installed flabellum (302), the surface mounting of dwang (3) has response axle collar (307), and response axle collar (307) are located the below of test sensor (701).
7. An electromagnetic deceleration motor with electromagnetic protection structure and its using method according to claim 1, characterized in that: the back of the rear closing cover (4) is provided with a heat conducting fin (403), the heat conducting fin (403) is positioned on the outer side of the support ring (401), the back of the rear closing cover (4) is provided with a ventilation cover (402) in a threaded mode, and the ventilation cover (402) is positioned on the outer side of the heat conducting fin (403).
8. An electromagnetic deceleration motor with electromagnetic protection structure and its using method according to claim 1, characterized in that: the inner wall of the speed reducer body (5) is provided with a magnetic isolation net (501), the inside of the speed reducer body (5) is provided with a power-on magnetic group (502), the inside of the speed reducer body (5) is provided with a movable cavity (503), the inner side of the movable cavity (503) is movably provided with a wear-resistant plate (303), the rear wall of the movable cavity (503) is provided with an electromagnetic pole plate (504), the electromagnetic pole plate (504) is electrically connected with the electrified magnetic group (502), the back wall of the movable cavity (503) is provided with a spring (506), the spring (506) is positioned at the outer side of the rotating rod (3), the front end of the spring (506) is provided with a movable extrusion plate (505), and the movable extrusion plate (505) is positioned at the outer side of the rotating rod (3), the movable extrusion plate (505) is positioned at the rear part of the wear-resisting plate (303), the back surface of the movable extrusion plate (505) is provided with a fixed magnetic plate (507), and the fixed magnetic plate (507) corresponds to the electromagnetic pole plate (504).
9. An electromagnetic deceleration motor with electromagnetic protection structure and method of using the same according to any one of claims 1 to 8, the apparatus operating steps are as follows:
s1, firstly, a worker installs the bottom plate (102) on the ground through a bolt to ensure the stability of the device, then the user controls the extension of the telescopic rod (101), the extension of the telescopic rod (101) drives the front end of the top supporting table (1) to move upwards, the user can conveniently adjust the angle required to be adjusted by the motor according to the requirement, so that the output end of the motor can be stably connected with the connecting device, then the user penetrates the bolt through the front end of the fitting seat (7), the fitting seat (7) is fixed on the connecting device through the bolt, meanwhile, the connecting device is connected with the connector (306) through threads, then the user connects an external power supply with the junction box (6) through the power cord (604), the automatic air section road-laying device (603) in the junction box (6) is electrically connected with the power cord (604), when the circuit on the device has problems in the process of power transmission, the automatic air segment road device (603) can quickly cut off the circuit, so that the power transmission between the motor and the power supply is cut off, the power is prevented from being continuously transmitted, greater danger is caused, the circuits at the periphery of the device are not influenced by the problem of one circuit, then the power is transmitted to the interior of the motor, the control device operates, in the process of operating the motor, the motor is ensured to work under a magnetic field with certain strength through a weak magnetic relay (602), the magnetic field is not weakened or disappeared, the rapid increase of the rotating speed of the motor is avoided, even the phenomenon of galloping occurs, in the magnetic circuit of the motor, the weak magnetic relay (602) is connected in the magnetic circuit of the motor to realize the weak magnetic protection of the motor, in the starting and operating processes of the motor, when the weak magnetic current value reaches the action value of the weak magnetic relay (602), the relay is attracted, so that a normally open contact connected in series in the control circuit is closed, allowing the motor to maintain normal operation;
s2, simultaneously, electric power is transmitted to a stator winding group (203), a driving magnetic field is generated by electrifying the inside of the stator winding group (203), the driving magnetic field is used for driving a rotor group (301) at the inner side to rotate, the rotor group (301) rotates to drive a rotating rod (3) at the inner side to rotate, the rotating rod (3) rotates to drive a connector (306) at the front end to rotate, the connector (306) transmits the rotating force to a rotating device, the device is convenient to transmit power, meanwhile, the rotating rod (3) rotates to drive a wear-resisting plate (303) at the outer side, a positioning bearing (304), a limiting bearing (305) and a fan blade (302) to rotate, the positioning bearing (304) rotates at the inner side of a speed reducer body (5) to limit the rotating rod (3), the rotating rod (3) is ensured to rotate stably, the limiting bearing (305) rotates at the inner side of a support ring (401), and the support ring (401) limits the rotating rod (3) through the limiting bearing (305), the rotating rod (3) can be ensured to stably rotate, and the fan blades (302) rotate to drive airflow to move, so that the heat dissipation speed of the device is increased, and the internal temperature of the shell (2) is ensured to be normal;
s3, when the rotating rod (3) drives the induction collar (307) to rotate in the process, the coil inside the test sensor (701) can generate magnetic lines, the induction collar (307) can cut the magnetic lines when rotating, electromotive force is generated in the induction coil due to the change of magnetic resistance of the magnetic circuit, the voltage generated by the induced potential of the test sensor (701) is related to the rotating speed of the induction collar (307), so that the voltage is in direct proportion to the rotating speed, when the rotating speed of the induction collar (307) exceeds the range which can be induced by the test sensor (701), the electrifying magnetic group (502) is electrified to generate an electromagnetic field and transmit the magnetic force to the electromagnetic pole plate (504), the magnetic poles on the opposite surfaces of the electromagnetic pole plate (504) and the fixed magnetic plate (507) are positive poles, the opposite surfaces of the fixed magnetic plate (507) and the electromagnetic pole plate (504) are positive poles, the fixed magnetic plate (507) is pushed forward by the electromagnetic pole plate (504) according to the principle that like poles repel each other, the fixed magnetic plate (507) moves forwards to drive the movable extrusion plate (505) to move forwards, so that the movable extrusion plate (505) is in contact with one surface of the wear-resistant plate (303), the rotating speed of the wear-resistant plate (303) is reduced through friction, and the rotating speed of the wear-resistant plate (303) is reduced to reduce the rotating speed of the rotating rod (3).
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| CN114679013A (en) * | 2022-04-22 | 2022-06-28 | 苏州金钥匙自动化设备有限公司 | Novel servo motor |
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