CN117318376A - Variable frequency braking motor - Google Patents
Variable frequency braking motor Download PDFInfo
- Publication number
- CN117318376A CN117318376A CN202311595129.7A CN202311595129A CN117318376A CN 117318376 A CN117318376 A CN 117318376A CN 202311595129 A CN202311595129 A CN 202311595129A CN 117318376 A CN117318376 A CN 117318376A
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- China
- Prior art keywords
- shell
- variable frequency
- pneumatic
- side end
- brake motor
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- 230000033228 biological regulation Effects 0.000 claims abstract description 27
- 230000017525 heat dissipation Effects 0.000 claims description 30
- 238000012937 correction Methods 0.000 claims description 24
- 210000001503 joint Anatomy 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 claims description 16
- 239000004065 semiconductor Substances 0.000 claims description 16
- 238000005057 refrigeration Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 11
- 230000001276 controlling effect Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 2
- 238000012546 transfer Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 abstract description 18
- 238000002347 injection Methods 0.000 abstract description 11
- 239000007924 injection Substances 0.000 abstract description 11
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 239000002893 slag Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 17
- 230000001681 protective effect Effects 0.000 description 11
- 238000001816 cooling Methods 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
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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
-
- 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
- H02K11/30—Structural association with control circuits or drive circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/207—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium with openings in the casing specially adapted for ambient air
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a variable frequency brake motor, which relates to the technical field of brake motors and comprises a front end output shell, wherein the side end of the front end output shell is fixedly connected with a conductive shell, through the cooperation of an adjusting brake component, when an overload is generated by an integral device, the operation of fine adjustment of rotating speed and frequency can be carried out at the first time, the original load operation of the integral device during high speed regulation is ensured, the abrasion of a motor bearing caused by overload is avoided, the operation economic pressure is reduced, the control operation of the integral variable frequency brake motor can be ensured under the cooperation of a manual adjusting component, the oil cavity connecting seat is conveniently protected under the action of negative pressure under the rotation of a speed reducing circumference of a shaft column, oil overflows from a gap of an oil injection cavity, the shaft column is uniformly smeared, meanwhile, the high temperature is generated during the rotation of the shaft column, the residual oil slag in the oil injection cavity is cleaned at the high temperature for a long time, and the problem of blocking the oil injection cavity is avoided during the long-time use.
Description
Technical Field
The invention relates to the technical field of brake motors, in particular to a variable frequency brake motor.
Background
The current variable-frequency speed regulation characteristic of the braking motor used for variable-frequency speed regulation driving braking is 0-87 Hz, and the current motor variable-frequency system is a constant V/F control system, although the motor variable-frequency system has the output characteristic of constant torque, and the variable-frequency control system has the characteristics of simple structure and low manufacturing cost. This system is widely used in large-scale fans and the like and is not very high in dynamic performance requirements of the variable frequency system. This system is a typical open loop control system that can meet the smooth variable speed requirements of most motors, but is limited for both dynamic and static regulation performance and cannot be used where the dynamic and static performance requirements are stringent. To achieve high performance of dynamic and static regulation, we can only achieve with closed-loop control systems.
But in the prior art, in the use process of the existing variable frequency brake motor, in the speed regulation operation, the capability of ensuring the original load is difficult to ensure when the speed is higher, and the motor bearing is easily worn due to the fact that the load is too heavy, so that in the use process, the motor needs to be replaced again, the operation economic pressure is increased, the whole heat dissipation effect is poor, meanwhile, in the use process, once the manual release force is insufficient, the fixed seat cannot be jacked, unreliable and unstable potential safety hazard problems are generated, and the variable frequency brake motor cannot be adapted to the operation environment, so that the variable frequency brake motor is required to be provided.
Disclosure of Invention
The invention aims to provide a variable frequency braking motor, which aims to solve the problems that in the prior art, the original load capacity is difficult to ensure in the speed regulation operation, the motor bearing is easy to wear due to overload, the motor needs to be replaced again in the use process, the operation economic pressure is increased, the whole heat dissipation effect is poor, and once the manual release force is insufficient in the use process, the motor cannot be jacked to a fixed seat, unreliable and unstable potential safety hazards are generated, and the motor cannot be adapted to the operation environment.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a variable frequency brake motor, includes front end output casing, the side fastening of front end output casing has electrically conductive casing, electrically conductive casing's side fastening has the switching casing, the side surface of switching casing encircles the halving and is provided with four groups butt joint groove, four groups the inside block in butt joint groove is connected with the rear end casing, the side surface of rear end casing encircles the halving and is provided with four groups sealing connection post, four groups sealing connection post's internal thread connection has eye bolt, the avris fastening of rear end casing is connected with the heat dissipation casing, just the internally mounted of rear end casing is provided with manual regulation and control subassembly, the internally mounted of electrically conductive casing is provided with the regulation braking subassembly;
the adjusting brake assembly comprises a first gear belt, three groups of first planetary gears are connected with inner meshing of the first gear belt, three groups of side meshing of the first planetary gears are connected with a first sun gear, the side end of the first sun gear is provided with a differential mechanism, a micro switch is arranged inside the side end of the differential mechanism, the side end of the micro switch is provided with a photoelectric encoder, the side end of the photoelectric encoder is provided with a second sun gear, three groups of second planetary gears are connected with side meshing of the second sun gear, three groups of second planetary gears are connected with a second gear belt in a side meshing manner, a frequency converter is arranged on the side of the second sun gear, a conductive conical gear is arranged inside the left end of the frequency converter, a shaft column is connected in an inserted mode inside the conductive conical gear, a brake drum is sleeved outside the side end of the shaft column, a wind guide channel is arranged outside the brake drum, the wind guide channel and the brake drum are arranged inside the right end of the frequency converter, the side of the frequency converter is connected with a stator, and the side of the rotor is provided with a stator, and the rotor is connected with the stator.
Preferably, the manual regulation and control assembly comprises a connecting disc, the center end of the connecting disc is connected with a shaft column in a penetrating mode, a threaded adjusting end is arranged on the top surface of the rear end shell, a manual adjusting rod is connected with the inner thread of the threaded adjusting end, and a positioning sleeve is arranged on the outer installation of the manual adjusting rod.
Preferably, the top fastening of manual regulation pole is provided with the diverter valve, the outside threaded connection of bottom of manual regulation pole has regulation and control butt joint end, the left and right sides end bottom connection of regulation and control butt joint end is provided with the locating pin, the side all fastening connection has the connecting pin about the regulation and control butt joint end, the bottom fastening connection of connecting pin has the oil blanket post, the bottom fastening connection of oil blanket post has the brake block, the outside of brake block is provided with protection oil pocket adapter seat, both ends are all embedded to install the electromagnetism and correct the fixed pin about the protection oil pocket adapter seat.
Preferably, the bottom of brake block is connected with and connects pneumatic post, connect pneumatic sealing gasket to link up in the bottom of pneumatic post, just connect pneumatic post's bottom intercommunication has pneumatic transmission pole, pneumatic transmission pole's side outside is provided with the restriction film-making ring.
Preferably, the side end fastening of restriction piece ring is connected with the spring, the side end of pneumatic transmission pole is provided with pneumatic correction axle sleeve, the inside of pneumatic correction axle sleeve is provided with the notes oil pocket.
Preferably, an output shaft is arranged at the central end of the front end output shell, and an output clamping key sleeve is fixedly arranged on the front side surface of the front end output shell.
Preferably, the top of the conductive shell is provided with a junction box, the side of the heat dissipation shell is provided with a heat dissipation barrier, and the inside of the heat dissipation shell is provided with a heat dissipation axial flow fan.
Preferably, the inside of rear end casing cup joints installs the toper sleeve, toper sleeve's avris encircles the partition and is provided with four groups restriction strips.
Preferably, the bottom of the heat dissipation shell is communicated with an air guide groove, left and right side ends of the air guide groove are respectively communicated with a circulating vortex refrigeration pipe, and side ends of the circulating vortex refrigeration pipe are communicated with a semiconductor source bottle constant temperature trap.
Preferably, the bottoms of the front end output shell, the conductive shell, the rear end shell and the heat dissipation shell are provided with damping installation bases, and the four end corners of the damping installation bases are provided with installation openings in a penetrating mode.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, when the shaft post rotates, the converter is driven to operate on the outer peripheral side of the stator by adjusting the braking component, so that the whole device is started, when the frequency conversion operation is needed, the first gear belt, the three groups of first planetary gears and the first sun gear are matched, the first group of transmission gear ends are formed outside the shaft post, the shaft post is convenient to limit, and secondly, when the control electric signal is received by the micro switch, the differential mechanism is used for controlling the first sun gear, the differential mechanism is convenient for driving the first sun gear to be sleeved and installed outside the shaft post, then the photoelectric encoder is used for monitoring the rotating speed, the acceleration and the direction of the rotor in real time when the rotor rotates, when the frequency conversion signal is generated, the photoelectric encoder sends a new control instruction to the frequency converter, so that the frequency converter drives the brake drum shaft post to adjust the operation, when the shaft post rotates, the second sun gear, the three groups of second planetary gears and the second belt are utilized to form a speed reduction adjusting structure, the usability of the shaft post is guaranteed, and the whole device is used for protecting the motor, and when the frequency of the whole device is used for controlling the rotor, the rotor is used for carrying out the speed conversion operation, the speed conversion operation is high, the speed is reduced, and the overload is avoided when the whole motor is subjected to overload, and the whole load is high, and the overload is avoided when the whole device is subjected to overload operation is subjected to the operation, and the load is subjected to the operation is subjected to the high and the overload operation.
2. According to the invention, the manual adjusting rod can be driven to twist in the threaded adjusting end by utilizing the steering valve under the cooperation of the manual adjusting component, so that the manual adjusting rod is adjusted, the problem that the stability of the fixation of the protective housing is easily damaged due to the fact that a stress reference acts on the protective housing in a traditional manual release mode, such as overlarge manual release force, cannot be propped against a fixed seat if the manual release force is insufficient is solved, the problem of unreliable and unstable potential safety hazards is generated, meanwhile, in the manual adjusting process, when the manual adjusting rod rotates up and down in a threaded manner, the adjusting butt joint end is driven to synchronously rotate up and down, under the action of a locating pin, the locating pin is convenient to fix with the top wall surface of the protective oil cavity connecting seat, when the locating pin reaches the inside of a preset locating groove formed in the top wall surface of the protective oil cavity connecting seat, the connecting pin drives an oil seal column and a brake block to be installed in the protective oil cavity connecting seat, and then an electromagnetic correcting fixing pin is started after a telecommunication signal is received, the electromagnetic correcting fixing pin is enabled to fix and limit the surface side of the installed brake block, so that the axle column is limited, and the control operation of the integral variable frequency brake motor is guaranteed.
3. According to the invention, under the cooperation of the manual regulation and control assembly, when the brake block limits the shaft column, the pneumatic correction shaft sleeve can be utilized to synchronously contact the surface of the shaft column, so that under the cooperation of the limiting plate ring and the spring, the force of the contacted shaft column is conveniently reduced, the problem that the shaft column is easy to wear when the shaft column is limited in an excessively high rotating speed is avoided, and under the action of the protective oil cavity connecting seat, when the surface of the shaft column is contacted, the oil injection cavity is attached to the outer surface of the shaft column, under the rotation of the speed-reducing peripheral ring of the shaft column, the protective oil cavity connecting seat is conveniently rotated under the negative pressure, so that oil overflows from a gap of the oil injection cavity, the shaft column is uniformly coated, meanwhile, high temperature is generated in the rotation process of the shaft column, the oil residue remained in the oil injection cavity for a long time is conveniently cleaned at high temperature, and the problem of blocking the oil injection cavity is avoided in the long-time use process.
4. According to the invention, under the cooperation of the air guide channel, the air guide groove, the circulating vortex refrigeration pipe and the semiconductor source bottle constant temperature trap, when the heat dissipation axial flow fan conducts heat flow generated in the operation process of the whole device, the heat flow is conducted, so that the heat flow enters the semiconductor source bottle constant temperature trap from the circulating vortex refrigeration pipe, the generated high-speed hot air flow is enabled to generate vortex to separate cold air flow and hot air flow under the action of the circulating vortex refrigeration pipe, the cold air flow is utilized to be conveyed to the semiconductor source bottle constant temperature trap to obtain refrigeration operation, and under the action of the semiconductor source bottle constant temperature trap, after high-precision temperature control is conducted, the circulating vortex refrigeration pipe and the air guide groove are utilized again to be conveyed to the inside of the conductive shell, so that waste heat of operation of a motor is effectively utilized, and usability of the whole device is ensured.
Drawings
FIG. 1 is a schematic structural diagram of a main body in a variable frequency brake motor according to the present invention;
FIG. 2 is a schematic view of another angle structure of a main body of a variable frequency brake motor according to the present invention;
FIG. 3 is a schematic diagram of a separation structure of a main body in a variable frequency brake motor according to the present invention;
FIG. 4 is a schematic view of the internal cross-sectional structure of the main body of the variable frequency brake motor according to the present invention;
FIG. 5 is a schematic view of the internal structure of the main body of the variable frequency brake motor according to the present invention;
FIG. 6 is a schematic diagram of an adjustable brake assembly in a variable frequency brake motor according to the present invention;
FIG. 7 is a schematic view of a part of the structure of an adjusting brake assembly in a variable frequency brake motor according to the present invention;
FIG. 8 is a schematic diagram of a manual control assembly in a variable frequency brake motor according to the present invention;
fig. 9 is an enlarged schematic view of the structure of the variable frequency brake motor at a point a in fig. 8 according to the present invention.
In the figure: 1. a front end output housing; 2. outputting a clamping key sleeve; 3. an output shaft; 4. a junction box; 5. a conductive housing; 6. a transfer housing; 7. a butt joint groove; 8. a rear end housing; 9. sealing the connecting column; 10. a manual regulation assembly; 101. a connecting disc; 102. a threaded adjustment end; 103. a manual adjusting lever; 104. a positioning sleeve; 105. a steering valve; 106. protecting an oil cavity connecting seat; 107. an oil filling cavity; 108. pneumatic correction shaft sleeve; 109. a pneumatic transmission rod; 1010. a spring; 1011. a limiting tablet ring; 1012. regulating and controlling the butt joint end; 1013. a positioning pin; 1014. a connecting pin; 1015. an oil seal column; 1016. a brake pad; 1017. connecting a pneumatic column; 1018. an electromagnetic correction fixing pin; 1019. a pneumatic sealing gasket; 11. a heat dissipation housing; 12. a shock absorbing mounting base; 13. a mounting port; 14. a heat dissipation barrier; 15. an eye bolt; 16. a heat-dissipating axial flow fan; 17. an air guide groove; 18. a circulating vortex refrigeration tube; 19. a semiconductor source bottle constant temperature trap; 20. a conical sleeve; 21. adjusting the brake assembly; 210. a first gear belt; 211. a first planetary gear; 212. a first sun gear; 213. a differential; 214. a micro-switch; 215. a second gear belt; 216. a photoelectric encoder; 217. a second planetary gear; 218. a second sun gear; 219. a frequency converter; 2190. a conductive bevel gear; 2191. an air guide channel; 2192. a converter; 2193. a brake block; 2194. a rotor; 2195. a stator; 2196. a shaft post; 2197. and a brake drum.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9: the utility model provides a variable frequency brake motor, including front end output casing 1, the side fastening of front end output casing 1 is connected with electrically conductive casing 5, electrically conductive casing 5's side fastening is connected with changeover casing 6, changeover casing 6's side surface encircles and equally divides and be provided with four sets of butt joint groove 7, the inside block of four sets of butt joint groove 7 is connected with rear end casing 8, rear end casing 8's side surface encircles and equally divides and is provided with four sets of sealing connection post 9, the inside threaded connection of four sets of sealing connection post 9 has eye bolt 15, rear end casing 8's avris fastening is connected with heat dissipation casing 11, and rear end casing 8's internally mounted is provided with manual regulation and control subassembly 10, electrically conductive casing 5's internally mounted is provided with regulation brake subassembly 21; the adjusting brake assembly 21 comprises a first gear belt 210, three groups of first planet gears 211 are connected with the inner meshing of the first gear belt 210, a first sun gear 212 is connected with the side meshing of the three groups of first planet gears 211, a differential mechanism 213 is arranged at the side end of the first sun gear 212, a micro switch 214 is arranged inside the side end of the differential mechanism 213, a photoelectric encoder 216 is arranged at the side end of the micro switch 214, a second sun gear 218 is arranged at the side end of the photoelectric encoder 216, three groups of second planet gears 217 are connected with the side meshing of the second sun gear 218, a second gear belt 215 is connected with the side meshing of the three groups of second planet gears 217, a frequency converter 219 is arranged at the side of the second sun gear 218, a conductive conical gear 2190 is arranged inside the left end of the frequency converter 219, a shaft column 2196 is connected with the inner penetration of the conductive conical gear 2190, a brake drum 2197 is sleeved outside the side end of the shaft column 2196, a wind guide channel 2191 is arranged outside the brake drum 2197, the wind guide channel 2191 is connected with the side of the brake drum 2192, the inner side of the brake drum 2192 is connected with the inner side of the brake 2192, and the inner side of the brake 2192 is connected with the brake 2195, and the inner side of the brake 2192 is arranged at the side of the inner side of the brake 2192.
According to the embodiments shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 8 and fig. 9, the manual regulation and control assembly 10 includes a connecting disc 101, a central end of the connecting disc 101 is connected with a shaft column 2196 in a penetrating way, a threaded adjusting end 102 is provided on the top surface of the rear end housing 8, a manual adjusting rod 103 is connected with an internal thread of the threaded adjusting end 102, a positioning sleeve 104 is provided on the external installation of the manual adjusting rod 103, when the variable frequency brake motor needs to be manually operated, the manual adjusting rod 103 can be driven to be screwed inside the threaded adjusting end 102 by using a steering valve 105, so that the manual adjusting rod 103 is adjusted, the problem that the stability of the fixation of the protective housing is easily damaged due to the fact that the force reference acts on the protective housing, such as the manual releasing force is too large, and if the manual releasing force is insufficient, the manual adjusting rod 103 cannot be jacked to the fixed seat, and an unreliable and unstable hidden safety problem is generated.
According to the embodiments shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 8 and fig. 9, the top of the manual adjustment rod 103 is fixedly provided with the steering valve 105, the bottom external screw thread of the manual adjustment rod 103 is connected with the regulation and control butt end 1012, the bottom of the left and right ends of the regulation and control butt end 1012 is connected with the positioning pin 1013, the left and right sides of the regulation and control butt end 1012 are fixedly connected with the connecting pin 1014, the bottom of the connecting pin 1014 is fixedly connected with the oil seal column 1015, the bottom of the oil seal column 1015 is fixedly connected with the brake block 1016, the outside of the brake block 1016 is provided with the protection oil cavity connecting seat 106, the left and right ends of the protection oil cavity connecting seat 106 are respectively embedded with the electromagnetic correction fixing pin 1018, in the manual adjustment rod 103 rotates up and down, and under the action of the positioning pin 1013, the top wall surface of the protection oil cavity connecting seat 106 is positioned and fixed, when reaching the inside of the preset positioning groove formed on the top wall surface of the protection oil cavity connecting seat 106, the connecting pin 1015 drives the oil seal column and the brake block to be installed inside the protection oil cavity connecting seat 106, the electromagnetic correction fixing pin 1018 is installed inside the protection oil cavity connecting seat 106, then the electromagnetic correction fixing pin is controlled by the electromagnetic correction fixing pins 1018, and the electromagnetic correction fixing pins are fixed on the surface of the whole side of the support 1018, and the electromagnetic correction fixing pins are controlled.
According to the embodiments shown in fig. 1, 2, 3, 4, 5, 8 and 9, the bottom of the brake block 1016 is connected with a connecting pneumatic column 1017, the bottom of the connecting pneumatic column 1017 is connected with a pneumatic sealing gasket 1019, the bottom end of the connecting pneumatic column 1017 is communicated with a pneumatic transmission rod 109, a limited sheet ring 1011 is arranged outside the side end of the pneumatic transmission rod 109, and under the action of the connecting pneumatic column 1017, when the brake block 1016 limits the shaft 2196, the pneumatic correction shaft sleeve 108 is synchronously contacted with the surface of the shaft 2196 by using the pneumatic transmission rod 109.
According to the embodiments shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 8 and fig. 9, the side end of the limiting plate ring 1011 is fixedly connected with a spring 1010, the side end of the pneumatic transmission rod 109 is provided with a pneumatic correction shaft sleeve 108, the inside of the pneumatic correction shaft sleeve 108 is provided with an oiling cavity 107, under the cooperation of the limiting plate ring 1011 and the spring 1010, the reduction of the force of the contacted shaft column 2196 is facilitated, the problem that the abrasion of the shaft column 2196 is easy to be caused when the limitation is performed in the excessively high rotating speed is avoided, and under the action of the protection oil cavity connecting seat 106, when the surface of the shaft column 2196 is contacted, the oiling cavity 107 is attached to the outer surface of the shaft column 2196, under the action of the deceleration circle of the shaft column 2196, the protection oil cavity connecting seat 106 is facilitated to overflow from the clearance of the oiling cavity 107 under the action of negative pressure, and meanwhile, the high temperature is generated in the rotating process of the shaft column 2196, the problem that the residual oil residue in the oiling cavity 107 is cleaned at high temperature for a long time, and the blocking in the process of using for a long time is avoided.
According to the embodiments shown in fig. 1, 3, 4 and 5, the central end of the front output housing 1 is provided with an output shaft 3, and the front surface of the front output housing 1 is fixedly provided with an output clamping key sleeve 2, so that the use of the whole device is conveniently ensured under the cooperation of the output clamping key sleeve 2 and the output shaft 3.
According to the embodiment shown in fig. 1-5, the junction box 4 is installed at the top of the conductive housing 5, the heat dissipation barrier 14 is disposed at the side of the heat dissipation housing 11, the heat dissipation axial flow fan 16 is disposed in the heat dissipation housing 11, and under the cooperation of the heat dissipation barrier 14 and the heat dissipation axial flow fan 16, air flow is generated inside the whole device, so that heat flow generated in the operation process of the whole device is conveniently discharged and guided, and the service life of the whole device is prolonged.
According to the embodiments shown in fig. 1, 2, 3 and 9, the tapered sleeve 20 is sleeved and mounted in the rear end housing 8, four groups of limiting strips are uniformly arranged around the side of the tapered sleeve 20, the four groups of butt joint grooves 7 are convenient to fix under the cooperation of the tapered sleeve 20 and the limiting strips, and degaussing electroplating operation is adopted on the surface of the tapered sleeve 20, so that the influence on the operation of the rotor 2194 and the stator 2195 is avoided.
According to the embodiment shown in fig. 1 and 3, the bottom of the heat dissipation housing 11 is provided with an air guide groove 17 in a communicating manner, the left and right side ends of the air guide groove 17 are respectively provided with a circulating vortex cooling pipe 18 in a communicating manner, the side ends of the circulating vortex cooling pipe 18 are provided with a semiconductor source bottle constant temperature trap 19 in a communicating manner, under the cooperation of the air guide groove 17, the heat flow is conveniently guided when the heat dissipation axial flow fan 16 is used for exhausting and guiding the heat flow generated in the whole device operation process, so that the heat flow enters the semiconductor source bottle constant temperature trap 19 from the circulating vortex cooling pipe 18, the generated high-speed hot air flow is enabled to generate vortex to separate cold and hot air flows under the action of the circulating vortex cooling pipe 18, the cold air flow is conveyed to the semiconductor source bottle constant temperature trap 19 to obtain refrigeration operation, and after the high-precision temperature control is performed under the action of the semiconductor source bottle constant temperature trap 19, the circulating vortex cooling pipe 18 and the air guide groove 17 are reused to be conveyed to the inside the conductive housing 5, so that the usability of the whole device is effectively utilized.
According to the embodiment shown in fig. 1 to 5, the bottoms of the front output housing 1, the conductive housing 5, the adapter housing 6, the rear housing 8 and the heat dissipation housing 11 are provided with shock absorption mounting bases 12, and mounting openings 13 are formed in the four-end corner surfaces of the shock absorption mounting bases 12 in a penetrating manner, so that the whole device can be conveniently mounted under the cooperation of the shock absorption mounting bases 12 and the mounting openings 13.
The wiring diagrams of the pneumatic correction bushing 108, the pneumatic transmission rod 109, the connecting pneumatic column 1017, the electromagnetic correction fixing pin 1018, the circulating vortex refrigeration tube 18, the semiconductor source bottle thermostatic well 19, the differential 213, the micro switch 214, the photoelectric encoder 216, the frequency converter 219, the converter 2192 and the brake drum 2197 in the present invention belong to the common knowledge in the art, and the working principle is a known technology, and the model is selected to be proper according to the actual use, so the control mode and the wiring arrangement are not explained in detail for the pneumatic correction bushing 108, the pneumatic transmission rod 109, the connecting pneumatic column 1017, the electromagnetic correction fixing pin 1018, the circulating vortex refrigeration tube 18, the semiconductor source bottle thermostatic well 19, the differential 213, the micro switch 214, the photoelectric encoder 216, the frequency converter 219, the converter 2192 and the brake drum 2197.
The application method and the working principle of the device are as follows: when the variable frequency brake motor is used, the front end output housing 1, the conductive housing 5, the switching housing 6, the rear end housing 8 and the heat dissipation housing 11 are sequentially fastened and connected, then the rear end housing 8 and the switching housing 6 are reinforced and fixed under the cooperation of four groups of butt joint grooves 7 by using the eye bolts 15 and the sealing connecting columns 9, then under the cooperation of the conical sleeve 20 and four groups of limiting bars, the four groups of butt joint grooves 7 are convenient to fix, the surface of the conical sleeve 20 adopts demagnetizing electroplating operation, the influence on the operation of the rotor 2194 and the stator 2195 is avoided, then, when in operation, the shaft column 2196 is rotated, the converter 2192 is driven to enable the rotor 2194 to operate on the outer peripheral side of the stator 2195, the whole device is started, when in operation of variable frequency, under the cooperation of the first gear belt 210, the three groups of first planetary gears 211 and the first sun gear 212, a first group of transmission gear ends are formed outside the axle column 2196 so as to limit the axle column 2196 conveniently, secondly, under the cooperation of the micro switch 214, when receiving a control electric signal, the differential 213 controls the first sun gear 212 so that the differential 213 drives the first sun gear 212 to be sleeved and installed outside the axle column 2196, then under the cooperation of the photoelectric encoder 216, the rotation speed, acceleration and orientation of the rotor 2194 are monitored in real time when the rotor 2194 rotates, when a variable frequency signal is generated, the photoelectric encoder 216 sends a new control instruction to the frequency converter 219 so that the frequency converter 219 drives the brake drum 2197 to regulate the axle column 2196, and when the axle column 2196 rotates, a speed reduction regulation structure is formed by utilizing the second sun gear 218, the three groups of second planetary gears 217 and the second gear belt 215 so as to ensure the operation usability of the axle column 2196, the structure effectively controls the whole overload to be carried out when the converter 2192, the rotor 2194, the stator 2195, the electric brush and the brake piece 2193 are operated, the operation of fine adjustment of the rotating speed and the frequency can be carried out at the first time, the original load operation when the whole device is used for high speed regulation is ensured, the motor bearing abrasion is avoided when the load is too heavy, the operation economic pressure is reduced, then when the variable frequency brake motor is required to be manually operated, the steering valve 105 can be utilized to drive the manual adjusting rod 103 to twist in the screw thread adjusting end 102, the manual adjusting rod 103 is adjusted, the traditional manual releasing mode is reduced because the force reference acts on the protective housing, if the manual releasing force is too large, the stability of the fixed of the protective housing is easily damaged, if the manual releasing force is insufficient, the manual releasing force cannot be propped against the fixed seat, the unreliable and unstable potential safety hazard is generated, meanwhile, in the manual adjustment process, when the manual adjusting rod 103 rotates vertically in a threaded manner, the adjusting and controlling butt joint end 1012 is driven to synchronously rotate vertically, and under the action of the positioning pin 1013, the adjusting and controlling butt joint end 1012 is convenient to position and fix with the top wall surface of the protecting oil cavity connecting seat 106, when the connecting pin 1014 reaches the inside of a preset positioning groove formed in the top wall surface of the protecting oil cavity connecting seat 106, the connecting pin 1014 drives the oil seal column 1015 and the brake block 1016 to be installed in the protecting oil cavity connecting seat 106, then the electromagnetic correction fixing pin 1018 receives a telecommunication signal and then starts a key, the electromagnetic correction fixing pin 1018 fixedly limits the side of the surface of the installed brake block 1016, so as to limit the axle column 2196, the control operation of the integral variable frequency brake motor is ensured, under the action of the connecting pneumatic column 1017, when the brake block 1016 limits the axle column 2196, then the pneumatic transmission rod 109 is utilized to make the pneumatic correction shaft sleeve 108 synchronously contact the surface of the shaft column 2196, so that under the cooperation of the limiting sheet ring 1011 and the spring 1010, the force of the shaft column 2196 in contact is reduced conveniently, the problem that the shaft column 2196 is easy to wear when the shaft column 2196 is limited in the too high rotating speed is avoided, under the action of the protection oil cavity adapter 106, when the surface of the shaft column 2196 is contacted, the oil injection cavity 107 is attached to the outer surface of the shaft column 2196, under the action of the negative pressure, the reduction circumference of the shaft column 2196 is rotated, the protection oil cavity adapter 106 is convenient to ensure that oil overflows from the gap of the oil injection cavity 107, the shaft column 2196 is uniformly smeared, meanwhile, high temperature is generated in the rotation process of the shaft column 2196, and the oil residue remained in the oil injection cavity 107 for a long time is cleaned at high temperature, the problem that the oil injection cavity 107 is blocked in the long-time use process is avoided, then under the cooperation of the air guide channel 2191 and the air guide groove 17, when the heat flow generated in the whole device operation process is discharged and guided by the heat dissipation axial flow fan 16, the heat flow is guided by the heat flow, so that the heat flow enters the semiconductor source bottle constant temperature well 19 from the circulating vortex cooling pipe 18, the generated high-speed hot air flow is enabled to generate vortex to separate cold air flow and hot air flow under the action of the circulating vortex cooling pipe 18, the cold air flow is conveyed to the semiconductor source bottle constant temperature well 19 to obtain refrigeration operation, and after high-precision temperature control is carried out under the action of the semiconductor source bottle constant temperature well 19, the heat flow is conveyed to the conductive shell 5 by the circulating vortex cooling pipe 18 and the air guide groove 17 again, so that the waste heat operated by the motor is effectively utilized, and the usability of the whole device is ensured.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (10)
1. A variable frequency braking motor, characterized in that: the novel electric power transmission device comprises a front end output shell (1), wherein a conductive shell (5) is fixedly connected to the side end of the front end output shell (1), a switching shell (6) is fixedly connected to the side end of the conductive shell (5), four groups of butt joint grooves (7) are formed in the surrounding mode of the side end surface of the switching shell (6), a rear end shell (8) is connected to the inner clamping mode of the butt joint grooves (7), four groups of sealing connecting columns (9) are formed in the surrounding mode of the side end surface of the rear end shell (8), lifting bolts (15) are connected to the inner threads of the sealing connecting columns (9), a heat dissipation shell (11) is fixedly connected to the side of the rear end shell (8), a manual regulation and control assembly (10) is arranged in the inner mounting mode of the rear end shell (8), and an adjusting and braking assembly (21) is arranged in the inner mounting mode of the conductive shell (5).
The adjusting brake assembly (21) comprises a first gear belt (210), three groups of first planet gears (211) are connected with the inner meshing of the first gear belt (210), three groups of second planet gears (217) are connected with the first sun gear (212) in a meshing manner, a differential (213) is arranged at the side end of the first sun gear (212), a micro switch (214) is arranged inside the side end of the differential (213), a photoelectric encoder (216) is arranged at the side end of the micro switch (214), a second sun gear (218) is arranged at the side end of the photoelectric encoder (216), three groups of second planet gears (217) are connected with the side meshing of the second planet gears (217), a frequency converter (219) is arranged at the side end of the second sun gear (218), a conical gear (2190) is arranged inside the side end of the frequency converter (219), a conductive column (2190) is arranged inside the side end of the frequency converter, a wind guide column (2196) is connected with a wind guide column (97) at the inner side of the wind guide column (2196), a wind guide column (2197) is arranged at the outer side of the wind guide column (97), the side end connection of brake drum (2197) is provided with converter (2192), the inside both sides of converter (2192) are provided with brush and stop piece (2193) respectively, the avris of converter (2192) is provided with and is connected with rotor (2194), the outside of rotor (2194) is provided with stator (2195).
2. The variable frequency brake motor of claim 1, wherein: the manual regulation and control assembly (10) comprises a connecting disc (101), the center end of the connecting disc (101) is connected with a shaft column (2196) in a penetrating mode, a threaded adjusting end (102) is arranged on the top end surface of a rear end shell (8), a manual adjusting rod (103) is connected with the threaded adjusting end (102) in a threaded mode, and a locating sleeve (104) is arranged on the outer portion of the manual adjusting rod (103).
3. The variable frequency brake motor of claim 2, wherein: the manual steering device is characterized in that a steering valve (105) is fixedly arranged at the top of the manual adjusting rod (103), a regulating and controlling butt joint end (1012) is connected with the outer thread of the bottom of the manual adjusting rod (103), positioning pins (1013) are arranged at the bottoms of the left end and the right end of the regulating and controlling butt joint end (1012), connecting pins (1014) are fixedly connected to the left side and the right side of the regulating and controlling butt joint end (1012), oil seal columns (1015) are fixedly connected to the bottoms of the connecting pins (1014), braking pieces (1016) are fixedly connected to the bottoms of the oil seal columns (1015), a protection oil cavity connecting seat (106) is arranged outside the braking pieces (1016), and electromagnetic correction fixing pins (1018) are respectively embedded in the left end and the right end of the protection oil cavity connecting seat (106).
4. A variable frequency brake motor according to claim 3, wherein: the bottom of brake block (1016) is connected with and connects pneumatic post (1017), the bottom of connecting pneumatic post (1017) links up and is had pneumatic seal gasket (1019), just the bottom intercommunication of connecting pneumatic post (1017) has pneumatic transmission pole (109), the outside limit film-making ring (1011) that is provided with of side of pneumatic transmission pole (109).
5. The variable frequency brake motor of claim 4, wherein: the side end fastening of restriction piece ring (1011) is connected with spring (1010), the side end of pneumatic transfer line (109) is provided with pneumatic correction axle sleeve (108), the inside of pneumatic correction axle sleeve (108) is provided with notes oil pocket (107).
6. The variable frequency brake motor of claim 1, wherein: the front end output shell (1) is provided with an output shaft (3) at the center, and an output clamping key sleeve (2) is fixedly arranged on the front side surface of the front end output shell (1).
7. The variable frequency brake motor of claim 1, wherein: the top of electrically conductive casing (5) is installed and is provided with terminal box (4), the avris of heat dissipation casing (11) is provided with heat dissipation barrier (14), the internally mounted of heat dissipation casing (11) is provided with heat dissipation axial fan (16).
8. The variable frequency brake motor of claim 1, wherein: the inside of rear end casing (8) cup joints installs conical sleeve (20), the avris of conical sleeve (20) encircles the partition and is provided with four sets of restriction strips.
9. The variable frequency brake motor of claim 1, wherein: the bottom of heat dissipation casing (11) communicates and is provided with wind scooper (17), the left and right sides end of wind scooper (17) communicates respectively has circulation vortex refrigeration pipe (18), the side intercommunication of circulation vortex refrigeration pipe (18) is provided with semiconductor source bottle constant temperature trap (19).
10. The variable frequency brake motor of claim 1, wherein: the damping device is characterized in that damping mounting bases (12) are arranged at the bottoms of the front end output shell (1), the conductive shell (5), the rear end shell (8) and the radiating shell (11), and mounting openings (13) are formed in the surfaces of four corners of the damping mounting bases (12) in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311595129.7A CN117318376A (en) | 2023-11-28 | 2023-11-28 | Variable frequency braking motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311595129.7A CN117318376A (en) | 2023-11-28 | 2023-11-28 | Variable frequency braking motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117318376A true CN117318376A (en) | 2023-12-29 |
Family
ID=89255598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311595129.7A Pending CN117318376A (en) | 2023-11-28 | 2023-11-28 | Variable frequency braking motor |
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| Country | Link |
|---|---|
| CN (1) | CN117318376A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104167864A (en) * | 2014-08-29 | 2014-11-26 | 中联重科股份有限公司 | Rotary variable frequency motor |
| CN108063521A (en) * | 2018-01-10 | 2018-05-22 | 启东大同电机有限公司 | A kind of frequency control braking motor |
| WO2019162955A1 (en) * | 2018-02-22 | 2019-08-29 | Patel Harshit | Frame free direct drive gearless torque motor |
-
2023
- 2023-11-28 CN CN202311595129.7A patent/CN117318376A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104167864A (en) * | 2014-08-29 | 2014-11-26 | 中联重科股份有限公司 | Rotary variable frequency motor |
| CN108063521A (en) * | 2018-01-10 | 2018-05-22 | 启东大同电机有限公司 | A kind of frequency control braking motor |
| WO2019162955A1 (en) * | 2018-02-22 | 2019-08-29 | Patel Harshit | Frame free direct drive gearless torque motor |
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