CN107524758B - Multifunctional worm gear speed reducer - Google Patents
Multifunctional worm gear speed reducer Download PDFInfo
- Publication number
- CN107524758B CN107524758B CN201710755801.2A CN201710755801A CN107524758B CN 107524758 B CN107524758 B CN 107524758B CN 201710755801 A CN201710755801 A CN 201710755801A CN 107524758 B CN107524758 B CN 107524758B
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- worm
- motor
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- heat dissipation
- shell
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 30
- 230000017525 heat dissipation Effects 0.000 claims abstract description 58
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 20
- 230000005855 radiation Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 239000000314 lubricant Substances 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
- F16H57/0416—Air cooling or ventilation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
- Gear Transmission (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention provides a multifunctional worm gear reducer, and belongs to the technical field of reducers. The speed reducer solves the problem that an existing speed reducer is not provided with an automatic heat dissipation mechanism. In the invention, when the temperature of the motor is higher than the preset value of the temperature detector, the temperature detector generates an electric signal and transmits the electric signal to the hydraulic cylinder, so that the hydraulic cylinder pushes the piston rod to move towards the cooling fan, the cooling fan is movably arranged on one side surface of the motor, so that the piston rod pushes the cooling fan to move away from the hydraulic cylinder, meanwhile, the worm wheel continuously rotates, and when the piston rod pushes the cooling fan to a preset position, the worm wheel drives the transmission mechanism to work, so that the transmission mechanism drives the fan blade to rotate, thereby generating air convection between the motor and the cooling fan, and effectively reducing the temperature of the motor.
Description
Technical Field
The invention belongs to the technical field of speed reducers, and relates to a multifunctional worm gear speed reducer.
Background
The speed reducer is a power transmission device, mainly utilizing gears to carry out speed conversion, the output revolution number of a motor shaft is reduced to the required revolution number, and a device with larger torque is obtained, in the prior art, for example, an adjustable double-worm speed reducer with the publication number CN 104196963A is arranged in a box body, the first-level worm is connected with a motor through a motor key on the motor shaft, the first-level worm is meshed with a first-level worm wheel, the first-level worm wheel is connected with a worm wheel shaft through a key, the worm on the worm wheel shaft is meshed with a second-level worm wheel, a worm wheel hole is arranged in the second-level worm wheel, the second-level worm wheel is connected with the output worm wheel shaft through a sliding key, a sliding key clamping groove is further arranged in the second-level worm wheel, a sliding key can slide in a sliding key moving groove of the output worm wheel shaft, sliding keys are connected in the output worm shaft in a penetrating mode, two sides of a sliding key are respectively provided with a pressure spring and a push rod, and the push rod is arranged in a through hole of the output worm shaft.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a multifunctional worm gear reducer with a simple structure and an automatic heat dissipation mechanism.
The aim of the invention can be achieved by the following technical scheme: a multi-functional worm gear reducer comprising:
a motor having a motor shaft rotating about a central axis thereof;
the sealing installation assembly is detachably connected with the motor, and the motor shaft penetrates through the sealing installation assembly;
The worm is arranged between the motor shaft and the seal installation assembly and is connected with the motor shaft through a key;
the speed reducing shell is detachably connected with the seal installation assembly;
The worm wheel is movably arranged in the speed reduction shell and is meshed with the worm;
The motor is characterized in that one end of the motor is inserted into the speed reduction shell, the motor is connected with the worm wheel in a key way, the other end of the motor is provided with a heat dissipation fan, the heat dissipation fan is movably arranged on one side surface of the motor, the heat dissipation fan comprises a heat dissipation shell, a wind filtering plate and a fan blade, the heat dissipation shell is movably arranged on the motor, the wind filtering plate is detachably connected with the heat dissipation shell, the fan blade is arranged on the motor and is positioned in the heat dissipation shell, a plurality of filtering holes and sliding blocks for ventilation are formed in the wind filtering plate, a sliding way for movably mounting the sliding blocks is formed in the motor, sliding strips are arranged on the side surfaces of the sliding blocks, sliding grooves corresponding to the sliding strips are formed in the sliding ways, a hydraulic cylinder for pushing the heat dissipation shell is further arranged on the motor, a piston rod is movably inserted into the hydraulic cylinder, and one end of the piston rod, far away from the hydraulic cylinder, is detachably connected with the heat dissipation shell;
The temperature detector is arranged on one side surface of the motor and is electrically connected with the hydraulic cylinder.
In the multifunctional worm gear reducer, worm wheel shafts for installing worm gears are movably arranged in the reduction gear shell, a first worm wheel bearing and a second worm wheel bearing are respectively arranged at two ends of each worm wheel shaft, and a wheel oil seal is arranged between each worm wheel shaft and the reduction gear shell.
In the above-mentioned multifunctional worm gear reducer, a shell end cover is inserted between the first worm gear bearing and the reduction gear shell, the shell end cover is detachably connected to the reduction gear shell, a side surface of the first worm gear bearing, which is far away from the worm gear shaft, is propped against the shell end cover, and a side surface of the second worm gear bearing, which is far away from the worm gear shaft, is propped against the reduction gear shell.
In the multifunctional worm gear speed reducer, a first worm bearing is arranged between one end of the worm, which is close to the seal installation assembly, and the speed reducing shell, a second worm bearing is arranged at the other end of the worm, an oil sealing cover is inserted on the speed reducing shell, and the central axis of the worm is perpendicular to the oil sealing cover.
In the multifunctional worm gear speed reducer, the sealing installation assembly comprises a flange and a rod oil seal, the rod oil seal is arranged on the flange in a sleeved mode, the worm penetrates through the rod oil seal, a clamping ring is arranged between the rod oil seal and the first worm bearing, the speed reducing shell is detachably connected to the flange, and the flange is detachably connected to the motor.
In the above-mentioned multi-functional worm gear reducer, drive mechanism includes one-level axle, second grade axle and tertiary axle, one end of one-level axle inserts and locates in the reducing housing, and is connected with worm wheel axle key, and first helical gear is installed to the other end, the activity of second grade axle is worn to locate on the radiating housing, tertiary axle movable mounting is in the radiating housing.
In the multifunctional worm gear reducer, a second bevel gear is mounted at one end of the secondary shaft, when the secondary shaft moves to a preset position in the direction close to the primary shaft, the first bevel gear is meshed with the second bevel gear, and when the secondary shaft moves in the direction far away from the primary shaft, the first bevel gear is separated from the second bevel gear.
In the multifunctional worm gear speed reducer, a third bevel gear is arranged at one end, far away from the second bevel gear, of the secondary shaft, a fourth bevel gear is arranged at one end of the tertiary shaft, the fourth bevel gear is meshed with the third bevel gear, and the fan blade is arranged on the tertiary shaft.
Compared with the prior art, the invention has the following beneficial effects:
1. In the invention, the worm is arranged between the motor shaft and the seal installation assembly, the worm key is connected with the motor shaft, the worm wheel is movably arranged in the speed reduction shell, and the worm wheel is meshed with the worm, so that the rotating speed of the motor can be converted.
2. One end of the transmission mechanism is inserted in the speed reducing shell, the other end of the transmission mechanism is connected with the worm wheel in a key way, the heat radiation fan is arranged at the other end of the transmission mechanism, the hydraulic cylinder for pushing the heat radiation shell is further arranged on the motor, a piston rod is movably inserted in the hydraulic cylinder, the temperature detector is arranged on one side surface of the motor, the temperature detector is electrically connected to the hydraulic cylinder, when the temperature of the motor is higher than the preset value of the temperature detector, the temperature detector generates an electric signal and transmits the electric signal to the hydraulic cylinder, the hydraulic cylinder pushes the piston rod to move towards the heat radiation fan, the heat radiation fan is movably arranged on one side surface of the motor, the piston rod pushes the heat radiation fan to move towards the direction far away from the hydraulic cylinder, meanwhile, the worm wheel continuously rotates, and when the piston rod pushes the heat radiation fan to the preset position, the worm wheel drives the transmission mechanism to work, so that the transmission mechanism drives the fan blade to rotate, air convection is generated between the motor and the heat radiation fan, and the temperature of the motor is effectively reduced.
3. When the temperature on the motor is lower than the preset value on the temperature detector, the temperature detector generates a new electric signal and transmits the new electric signal to the hydraulic cylinder, so that the hydraulic cylinder drives the piston rod to move in the direction away from the cooling fan, the transmission mechanism stops working, and the fan blade does not rotate continuously.
Drawings
FIG. 1 is a schematic diagram of a preferred embodiment of the present invention.
Fig. 2 is an enlarged schematic view of the structure at a in fig. 1.
Fig. 3 is a combination diagram of a motor and a reduction case.
Fig. 4 is a combination diagram of a motor and seal mounting assembly.
Fig. 5 is a combination view of a worm gear, worm, and seal mounting assembly.
Fig. 6 is a combination diagram of a worm wheel and a worm.
Fig. 7 is a schematic structural view of a heat dissipation fan.
Fig. 8 is a schematic diagram of the internal structure of the heat dissipation fan.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 8, the multifunctional worm gear reducer of the present invention includes a motor 100, a motor shaft 110, a seal installation assembly 200, a worm 310, a reduction housing 300, a worm wheel 320, a transmission mechanism 400, a heat dissipation fan 500, a heat dissipation housing 510, a wind filtering plate 520, a fan blade 530, a filtering hole 521, a sliding block 522, a sliding way 120, a sliding bar 522a, a sliding way 121, a hydraulic cylinder 130, a piston rod 131, and a temperature detector 140.
The motor 100 has a motor shaft 110 rotating around its central axis, the seal mounting assembly 200 is detachably connected to the motor 100, the motor shaft 110 penetrates through the seal mounting assembly 200, a worm 310 is mounted between the motor shaft 110 and the seal mounting assembly 200, the worm 310 is keyed to the motor shaft 110, the reduction gearbox 300 is detachably connected to the seal mounting assembly 200, a worm wheel 320 is movably mounted in the reduction gearbox 300, and in operation, the motor 100 is started up so that the motor shaft 110 rotates around its central axis, thereby causing the worm 310 to also rotate around the central axis of the motor shaft 110, and the worm wheel 320 is meshed with the worm 310, so that the worm 310 drives the worm wheel 320 to rotate.
One end of the transmission mechanism 400 is inserted into the speed reduction shell 300 and is connected with the worm wheel 320 in a key way, the other end of the transmission mechanism is provided with a heat dissipation fan 500 for reducing the temperature of the motor 100, the heat dissipation fan 500 is movably arranged on one side surface of the motor 100, the heat dissipation fan 500 comprises a heat dissipation shell 510, a wind filtering plate 520 and a fan blade 530, the heat dissipation shell 510 is movably arranged on the motor 100, the wind filtering plate 520 is detachably connected with the heat dissipation shell 510, the fan blade 530 is arranged on the transmission mechanism 400 and is positioned in the heat dissipation shell 510, the wind filtering plate 520 is provided with a plurality of filtering holes 521 for ventilation and a sliding block 522, the side surface of the sliding block 522 is provided with a sliding strip 522a, the motor 100 is provided with a sliding way 120 for movably mounting the sliding block 522, a sliding groove 121 corresponding to the sliding strip 522a is arranged in the sliding way 120, when the motor 100 is arranged, a technician needs to pass through the transmission mechanism 400 on the heat dissipation shell 510, afterwards, the fan blade 530 is arranged on the transmission mechanism 400, afterwards, the wind filtering plate 520 is connected with the heat dissipation shell 510 in a thread way, then the sliding block 522 is arranged in the sliding way, and the sliding strip 522a is arranged in the sliding way, when the sliding block 522 is arranged in the sliding way, when the motor is capable of being movably arranged on the sliding way, and the heat dissipation shell 100.
Further, the motor 100 is further provided with a hydraulic cylinder 130 for pushing the heat dissipation shell 510, a piston rod 131 is movably inserted in the hydraulic cylinder 130, one end of the piston rod 131 away from the hydraulic cylinder 130 is detachably connected to the heat dissipation shell 510, the temperature detector 140 is arranged on one side surface of the motor 100, the temperature detector 140 is electrically connected to the hydraulic cylinder 130, when the temperature of the motor 100 is higher than a preset value of the temperature detector 140, the temperature detector 140 generates an electric signal and transmits the electric signal to the hydraulic cylinder 130, so that the hydraulic cylinder 130 pushes the piston rod 131 to move towards the direction of the heat dissipation shell 510, the heat dissipation shell 510 is movably mounted on the motor 100, so that the piston rod 131 pushes the heat dissipation shell 510 to move towards the direction away from the hydraulic cylinder 130, meanwhile, the worm wheel 320 continuously rotates, and when the piston rod 131 pushes the heat dissipation shell 510 to a preset position, the worm wheel 320 drives the transmission mechanism 400 to work, so that the transmission mechanism 400 drives the fan blade 530 to rotate, thereby generating air convection between the motor 100 and the heat dissipation shell 510, the temperature of the motor 100 is effectively reduced, when the temperature on the motor 100 is lower than the preset value on the temperature detector 140, the temperature detector 140 generates a new electric signal and transmits the new electric signal to the hydraulic cylinder 130, the hydraulic cylinder 130 drives the piston rod 131 to move towards the direction far away from the heat dissipation shell 510, the transmission mechanism 400 stops working, the fan blade 530 does not rotate any more, at the moment, only the worm 310 is left to drive the worm wheel 320 to rotate, so that the kinetic energy consumption of the motor 100 is reduced, the energy-saving function of the design is embodied, and secondly, the air filtering plate 520 is arranged to prevent external objects from entering the heat dissipation shell 510, the fan blade 530 is prevented from being damaged, and the fan blade 530 can stably work.
As shown in fig. 1-2 and fig. 7-8, the transmission mechanism 400 includes a primary shaft 410, a secondary shaft 420 and a tertiary shaft 430, wherein one end of the primary shaft 410 is inserted into the reduction gearbox 300 and is connected with the worm wheel 320 in a key manner, and the other end of the primary shaft is provided with a first bevel gear 411, when the worm 310 drives the worm wheel 320 to rotate, the worm wheel 320 drives the primary shaft 410 to rotate, so that the first bevel gear 411 also rotates.
Further, the secondary shaft 420 is movably disposed on the heat dissipation shell 510 in a penetrating manner, the second bevel gear 421 is mounted at one end of the secondary shaft 420, when the hydraulic cylinder 130 pushes the heat dissipation shell 510 to move away from the hydraulic cylinder 130 through the piston rod 131, the secondary shaft 420 moves along with the heat dissipation shell 510, and when the secondary shaft 420 moves to a predetermined position, the second bevel gear 421 on the secondary shaft 420 is meshed with the first bevel gear 411 on the primary shaft 410, so that the first bevel gear 411 drives the second bevel gear 421 to rotate, and the primary shaft 410 drives the secondary shaft 420 to rotate, and when the heat dissipation shell 510 drives the secondary shaft 420 to move away from the primary shaft 410, the first bevel gear 411 is separated from the second bevel gear 421, so that the secondary shaft 420 does not rotate any more.
Further, the third bevel gear 422 is installed at one end of the secondary shaft 420 far away from the second bevel gear 421, the tertiary shaft 430 is movably installed in the heat dissipation shell 510, the fourth bevel gear 431 is installed at one end of the tertiary shaft 430, the fourth bevel gear 431 is meshed with the third bevel gear 422, the fan blade 530 is installed on the tertiary shaft 430, in operation, the worm wheel 320 drives the primary shaft 410 to rotate continuously, and when the first bevel gear 411 is meshed with the second bevel gear 421, the primary shaft 410 drives the secondary shaft 420 to rotate, so that the secondary shaft 420 drives the tertiary shaft 430 to rotate, and the fan blade 530 rotates, so that heat dissipation can be effectively performed on the motor 100, and when the first bevel gear 411 is separated from the second bevel gear 421, the primary shaft 410 does not drive the secondary shaft 420 to rotate any more, so that the tertiary shaft 430 stops rotating, and the fan blade 530 stops rotating.
As shown in fig. 3-6, a worm wheel shaft 330 for installing a worm wheel 320 is movably arranged in the speed reducing shell 300, two ends of the worm wheel shaft 330 are respectively provided with a first worm wheel bearing 331 and a second worm wheel bearing 332, and the arrangement of the mechanism enables the worm 310 to drive the worm wheel 320 to rotate and prevents the worm wheel shaft 330 from colliding with the speed reducing shell 300, so that the worm 310 can stably drive the worm wheel 320 to rotate; the wheel oil seals 333 are arranged between the two ends of the worm wheel shaft 330 and the speed reduction shell 300, and the wheel oil seals 333 prevent external dust from entering the speed reduction shell 300, so that stable transmission among the worm 310, the worm wheel 320 and the primary shaft 410 is ensured, and secondly, the wheel oil seals 333 prevent lubricating oil in the speed reduction shell 300 from leaking out, so that the worm wheel 320, the worm 310 and the primary shaft 410 can stably work for a long time.
A shell end cover 340 is inserted between the first worm gear bearing 331 and the speed reduction shell 300, the shell end cover 340 is detachably connected to the speed reduction shell 300, one side surface of the first worm gear bearing 331, which is far away from the worm gear shaft 330, is propped against the shell end cover 340, one side surface of the second worm gear bearing 332, which is far away from the worm gear shaft 330, is propped against the speed reduction shell 300, and when a technician performs daily maintenance on the internal structure of the speed reduction shell 300, the internal structure of the speed reduction shell 300 can be seen only by detaching the shell end cover 340 from the speed reduction shell 300, so that the maintenance on the speed reduction is convenient for the technician.
A first worm bearing 311 is arranged between one end of the worm 310, which is close to the seal installation assembly 200, and the speed reduction shell 300, and a second worm bearing 312 is arranged at the other end of the worm 310, and the arrangement of the mechanism ensures that the motor shaft 110 can drive the worm 310 to rotate and avoid collision between the worm 310 and the speed reduction shell 300, thereby ensuring that the motor shaft 110 can stably drive the worm 310 to rotate; when people use the speed reducer for a long time, the worm 310 and the worm wheel 320 can not normally drive the worm wheel 320 to rotate due to dry lubricant, the speed reducer shell 300 is inserted with the oil seal cover 313, the central axis of the worm 310 is perpendicular to the oil seal cover 313, when people maintain the worm wheel 320 and the worm 310, the oil seal cover 313 is only required to be removed from the speed reducer shell 300, after that, the surface of the worm 310 can be lubricated by injecting the lubricant through a hole on the speed reducer shell 300 for installing the oil seal cover 313, after that, the oil seal cover 313 is reinstalled, the motor 100 is started, so that the worm 310 drives the worm wheel 320 to rotate, and the lubricant on the surface part of the worm 310 is transferred to the worm wheel 320, so that the worm 310 and the worm wheel 320 can normally rotate, and the service lives of the worm 310 and the worm wheel 320 are prolonged.
The seal installation assembly 200 comprises a flange 210 and a rod oil seal 220, the rod oil seal 220 is sleeved on the flange 210, the worm 310 penetrates through the rod oil seal 220, lubricating oil in the reduction gearbox 300 is prevented from leaking out through a hole in the reduction gearbox 300, the worm 310 and the worm wheel 320 can stably work for a long time, a clamping ring 230 is arranged between the rod oil seal 220 and the first worm bearing 311, the clamping ring 230 is arranged, the situation that the worm 310 is separated from the worm 310 in the working process is avoided, the motor shaft 110 can continuously drive the worm 310 to rotate is avoided, a technician needs to firstly sleeve the rod oil seal 220 on the flange 210, the first worm bearing 311 and the second worm bearing 312 are correspondingly installed on the worm 310, the worm 310 is installed in the reduction gearbox 300, the worm 310 is meshed with the worm wheel 320, the clamping ring 230 is fixedly clamped in the reduction gearbox 300, the flange 210 is in threaded connection with the reduction gearbox 300, and finally the flange 210 is in threaded connection with the motor 100.
The following is the working principle of the invention:
when the motor 100 works, the worm 310 is driven to rotate by the motor 100, the worm wheel 320 is meshed with the worm 310, so that the worm 310 drives the worm wheel 320 to rotate, the primary shaft 410 is connected with the worm wheel 320 in a key way, and the worm wheel 320 drives the primary shaft 410 to rotate;
When the temperature of the motor 100 is higher than the preset value of the temperature detector 140, the temperature detector 140 generates an electric signal and transmits the electric signal to the hydraulic cylinder 130, so that the hydraulic cylinder 130 pushes the piston rod 131 to move towards the heat dissipation shell 510, the heat dissipation shell 510 is movably mounted on the motor 100, so that the piston rod 131 pushes the heat dissipation shell 510 to move away from the hydraulic cylinder 130, the secondary shaft 420 also moves along with the heat dissipation shell 510, and when the secondary shaft 420 moves to a preset position, the second bevel gear 421 on the secondary shaft 420 is meshed with the first bevel gear 411 on the primary shaft 410, so that the first bevel gear 411 drives the second bevel gear 421 to rotate, and the primary shaft 410 drives the secondary shaft 420 to rotate, and then the secondary shaft 420 drives the tertiary shaft 430 to rotate, so that the fan blade 530 rotates, and air convection is generated between the motor 100 and the heat dissipation shell 510, and the temperature of the motor 100 is effectively reduced.
When the temperature of the motor 100 is lower than the preset value of the temperature detector 140, the temperature detector 140 generates a new electric signal and transmits the new electric signal to the hydraulic cylinder 130, so that the hydraulic cylinder 130 drives the piston rod 131 to move away from the heat dissipation shell 510, and when the heat dissipation shell 510 drives the secondary shaft 420 to move away from the primary shaft 410, the first bevel gear 411 is separated from the second bevel gear 421, the primary shaft 410 does not drive the secondary shaft 420 to rotate any more, the tertiary shaft 430 stops rotating, and the fan blade 530 also stops rotating, and at the moment, only the worm 310 remains to drive the worm wheel 320 to rotate.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (5)
1. The utility model provides a multi-functional worm gear speed reducer which characterized in that includes:
a motor having a motor shaft rotating about a central axis thereof;
the sealing installation assembly is detachably connected with the motor, and the motor shaft penetrates through the sealing installation assembly;
The worm is arranged between the motor shaft and the seal installation assembly and is connected with the motor shaft through a key;
the speed reducing shell is detachably connected with the seal installation assembly;
The worm wheel is movably arranged in the speed reduction shell and is meshed with the worm;
The motor is characterized in that one end of the motor is inserted into the speed reduction shell, the motor is connected with the worm wheel in a key way, the other end of the motor is provided with a heat dissipation fan, the heat dissipation fan is movably arranged on one side surface of the motor, the heat dissipation fan comprises a heat dissipation shell, a wind filtering plate and a fan blade, the heat dissipation shell is movably arranged on the motor, the wind filtering plate is detachably connected with the heat dissipation shell, the fan blade is arranged on the motor and is positioned in the heat dissipation shell, a plurality of filtering holes and sliding blocks for ventilation are formed in the wind filtering plate, a sliding way for movably mounting the sliding blocks is formed in the motor, sliding strips are arranged on the side surfaces of the sliding blocks, sliding grooves corresponding to the sliding strips are formed in the sliding ways, a hydraulic cylinder for pushing the heat dissipation shell is further arranged on the motor, a piston rod is movably inserted into the hydraulic cylinder, and one end of the piston rod, far away from the hydraulic cylinder, is detachably connected with the heat dissipation shell;
the temperature detector is arranged on one side surface of the motor and is electrically connected with the hydraulic cylinder;
A worm wheel shaft for installing a worm wheel is movably arranged in the speed reduction shell, a first worm wheel bearing and a second worm wheel bearing are respectively arranged at two ends of the worm wheel shaft, and a wheel oil seal is arranged between the two ends of the worm wheel shaft and the speed reduction shell;
the transmission mechanism comprises a primary shaft, a secondary shaft and a tertiary shaft, one end of the primary shaft is inserted into the speed reduction shell and connected with the worm gear shaft in a key manner, the other end of the primary shaft is provided with a first bevel gear, the secondary shaft is movably arranged on the heat dissipation shell in a penetrating manner, and the tertiary shaft is movably arranged in the heat dissipation shell;
And one end of the secondary shaft is provided with a second bevel gear, when the secondary shaft moves to a preset position in the direction close to the primary shaft, the first bevel gear is meshed with the second bevel gear, and when the secondary shaft moves away from the primary shaft, the first bevel gear is separated from the second bevel gear.
2. The multi-purpose worm gear reducer of claim 1, wherein a housing end cover is inserted between the first worm gear bearing and the reduction housing, the housing end cover is detachably connected to the reduction housing, a side surface of the first worm gear bearing away from the worm gear shaft abuts against the housing end cover, and a side surface of the second worm gear bearing away from the worm gear shaft abuts against the reduction housing.
3. The multifunctional worm and gear speed reducer according to claim 1, wherein a first worm bearing is arranged between one end of the worm, which is close to the seal installation assembly, and the speed reduction shell, a second worm bearing is arranged at the other end of the worm, an oil seal cover is inserted on the speed reduction shell, and the central axis of the worm is perpendicular to the oil seal cover.
4. The multifunctional worm gear reducer according to claim 3, wherein the seal mounting assembly comprises a flange and a rod oil seal, the rod oil seal is arranged on the flange in a sleeved mode, the worm penetrates through the rod oil seal, a clamping ring is arranged between the rod oil seal and the first worm bearing, the reducer casing is detachably connected to the flange, and the flange is detachably connected to the motor.
5. The multifunctional worm and gear reducer according to claim 1, wherein a third bevel gear is installed at one end of the secondary shaft far away from the second bevel gear, a fourth bevel gear is installed at one end of the tertiary shaft, the fourth bevel gear is meshed with the third bevel gear, and the fan blade is installed on the tertiary shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710755801.2A CN107524758B (en) | 2017-08-29 | 2017-08-29 | Multifunctional worm gear speed reducer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710755801.2A CN107524758B (en) | 2017-08-29 | 2017-08-29 | Multifunctional worm gear speed reducer |
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| Publication Number | Publication Date |
|---|---|
| CN107524758A CN107524758A (en) | 2017-12-29 |
| CN107524758B true CN107524758B (en) | 2024-05-07 |
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| CN201710755801.2A Active CN107524758B (en) | 2017-08-29 | 2017-08-29 | Multifunctional worm gear speed reducer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110857721A (en) * | 2018-08-22 | 2020-03-03 | 武汉三宇机械有限公司 | Sports car of single-rack soot blower |
| CN112344435A (en) * | 2020-11-27 | 2021-02-09 | 珠海格力电器股份有限公司 | Air conditioner indoor unit, air conditioner and working method of air conditioner |
| CN117948411B (en) * | 2024-03-26 | 2024-05-31 | 江苏泰隆风机制造有限公司 | Efficient heat-dissipation speed reducing motor for explosion-proof fan |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0445521A1 (en) * | 1990-03-07 | 1991-09-11 | SABIEM S.r.l. | Geared motor |
| CN101752955A (en) * | 2009-12-21 | 2010-06-23 | 南京高传机电自动控制设备有限公司 | Electric motor cooling duct |
| CN201877950U (en) * | 2010-11-19 | 2011-06-22 | 江西特种电机股份有限公司 | Airduct-type heat dissipation and cooling device for motor |
| DE202013004746U1 (en) * | 2012-08-07 | 2013-10-10 | Abm Greiffenberger Antriebstechnik Gmbh | asynchronous |
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| CN205669572U (en) * | 2016-06-15 | 2016-11-02 | 上虞奥克斯齿轮电机有限公司 | A kind of worm reducer of large speed ratio |
| CN106787396A (en) * | 2017-01-26 | 2017-05-31 | 无锡市瑞尔精密机械有限公司 | Electric machine for fan with air-cooled configuration |
| CN207111845U (en) * | 2017-08-29 | 2018-03-16 | 宁波胜景传动科技有限公司 | A kind of multi-functional worm-gear speed reducer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0445521A1 (en) * | 1990-03-07 | 1991-09-11 | SABIEM S.r.l. | Geared motor |
| CN101752955A (en) * | 2009-12-21 | 2010-06-23 | 南京高传机电自动控制设备有限公司 | Electric motor cooling duct |
| CN201877950U (en) * | 2010-11-19 | 2011-06-22 | 江西特种电机股份有限公司 | Airduct-type heat dissipation and cooling device for motor |
| DE202013004746U1 (en) * | 2012-08-07 | 2013-10-10 | Abm Greiffenberger Antriebstechnik Gmbh | asynchronous |
| WO2015172720A1 (en) * | 2014-05-13 | 2015-11-19 | 科沃斯机器人有限公司 | Worm-gear transmission device |
| CN205669572U (en) * | 2016-06-15 | 2016-11-02 | 上虞奥克斯齿轮电机有限公司 | A kind of worm reducer of large speed ratio |
| CN106787396A (en) * | 2017-01-26 | 2017-05-31 | 无锡市瑞尔精密机械有限公司 | Electric machine for fan with air-cooled configuration |
| CN207111845U (en) * | 2017-08-29 | 2018-03-16 | 宁波胜景传动科技有限公司 | A kind of multi-functional worm-gear speed reducer |
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|---|---|
| CN107524758A (en) | 2017-12-29 |
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