CN111525729A - Ultra-thin disc type traction machine - Google Patents

Ultra-thin disc type traction machine Download PDF

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Publication number
CN111525729A
CN111525729A CN202010462362.8A CN202010462362A CN111525729A CN 111525729 A CN111525729 A CN 111525729A CN 202010462362 A CN202010462362 A CN 202010462362A CN 111525729 A CN111525729 A CN 111525729A
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CN
China
Prior art keywords
traction
traction machine
rope groove
rotor
ultra
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010462362.8A
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Chinese (zh)
Inventor
张汉允
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai GIE EM Co Ltd
Original Assignee
Shanghai GIE EM Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai GIE EM Co Ltd filed Critical Shanghai GIE EM Co Ltd
Priority to CN202010462362.8A priority Critical patent/CN111525729A/en
Publication of CN111525729A publication Critical patent/CN111525729A/en
Pending legal-status Critical Current

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    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
    • 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
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • 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
    • H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
    • 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
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • 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
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

The invention discloses an ultrathin disc type traction machine, which is an axial magnetic flux permanent magnet traction machine and comprises a shell, a stator assembly, a rotor assembly, a sensing device, a brake, a shutter and the like, wherein a traction rope groove on the axial magnetic flux traction machine is positioned in the shell, two traction holes are formed in the shell, and traction ropes surrounding the traction rope groove extend out of the two traction holes. The ultrathin disc type traction machine has the advantages of fewer parts, simplicity in installation, compact integral structure, good heat dissipation effect, extremely short axial length and capability of guaranteeing safe operation of the traction machine and meeting individual requirements.

Description

Ultra-thin disc type traction machine
Technical Field
The invention relates to the technical field of permanent magnet synchronous traction machines, in particular to an ultra-thin disc type traction machine.
Background
In order to reduce the building cost and save the installation space, the flat permanent magnet synchronous traction machine is applied more and more. The traditional thin permanent magnet synchronous traction machine is generally of a radial magnetic flux structure, traction rope grooves and brake wheels are arranged on two sides of a rotor, the traction machine is long in axial length, poor in heat dissipation effect and multiple in parts, and personalized requirements are difficult to meet.
In order to shorten the axial length of the traction machine and increase the heat dissipation effect, a flat traction motor of Chinese patent No. 201920699563.2 appears, but the traction rope groove of the structure is arranged outside the shell, and a traction rope anti-jumping device still needs to be installed. In addition, the heat radiating holes of the structure are not protected, and sundries can easily fall into the stator and the rotor through the heat radiating holes and gaps between the brake disc and the rotor, so that the running safety of the traction machine can be influenced.
Disclosure of Invention
The invention aims to solve the technical problem of providing an ultra-thin disc type traction machine aiming at the defects of the existing flat type permanent magnet synchronous traction machine, wherein the ultra-thin disc type traction machine has the advantages of fewer parts, simple installation steps, compact integral structure, good heat dissipation effect, good protection, complete functions, extremely short axial length and capability of meeting individual requirements, and can solve the defects of the traditional flat type permanent magnet synchronous traction machine.
The technical problem to be solved by the invention can be realized by the following technical scheme:
the ultrathin disc type traction machine is an axial magnetic flux permanent magnet traction machine and comprises a shell, a stator assembly and a rotor assembly, and is characterized in that a traction rope groove in the rotor assembly is positioned in the shell, two traction holes are formed in the shell, and a traction rope wound on the traction rope groove extends out of the two traction holes.
In a preferred embodiment of the present invention, the housing is composed of at least a circumferential wall and a bottom wall, the circumferential wall is located at the outer circumference of the traction rope groove and serves as a rope jump preventing device; two traction holes are formed in the annular wall.
In a preferred embodiment of the present invention, the bottom wall is provided with at least one heat dissipation and observation hole, and a louver is further disposed outside the heat dissipation and observation hole to prevent impurities from falling into the axial flux permanent magnet traction machine.
In a preferred embodiment of the invention, the louvers are mounted to the bottom wall by fasteners to facilitate removal.
In a preferred embodiment of the invention, the central axis of the stator assembly of the axial flux permanent magnet traction machine coincides with the central axis of the rotor assembly; a bearing mounting part is arranged at the center of the bottom wall, and a stator mounting part is arranged on the bottom wall and is positioned between the bearing mounting part and the annular wall; the stator assembly is positioned in the stator mounting part and fixed on the bottom wall; the rotor assembly comprises a rotor, a bearing and a permanent magnet group, the rotor is provided with a bearing seat part, a permanent magnet group installation part and a traction rope groove arrangement part, the central axis of the bearing seat part is superposed with the central axis of the traction rope groove arrangement part, and the permanent magnet group installation part is positioned between the bearing seat part and the traction rope groove arrangement part; the bearing seat part is arranged on the bearing installation part through the bearing, and the permanent magnet group is arranged on the permanent magnet group installation part and corresponds to the stator component; the traction rope groove is arranged on the periphery of the traction rope groove arrangement part.
In a preferred embodiment of the present invention, a brake disc integrally connected to the rotor is provided on the outer side of the outer periphery of the hoisting rope groove installation portion, and at least one brake is attached to the outer periphery of the annular wall of the housing, and the brake operates to brake the brake disc when braking.
In a preferred embodiment of the present invention, a throwing-off groove is disposed on an outer circumference of the traction rope groove installation portion, the throwing-off groove is located between the traction rope groove and the brake disc, and when the throwing-off groove rotates along with the rotor, the throwing-off groove can throw off impurities falling from a gap between the brake disc and the housing, so as to prevent the impurities from falling into the traction rope groove portion and the interior of the stator assembly and the rotor assembly, thereby ensuring safe operation of the axial magnetic flux permanent magnet traction machine.
In a preferred embodiment of the present invention, a plurality of first fan blades are uniformly distributed on the inner circumference of the traction rope groove arrangement portion, and the first fan blades form cooling air to cool the stator assembly when rotating along with the rotor.
In a preferred embodiment of the present invention, a plurality of second blades are disposed on an outer periphery of the bearing seat portion, and when the second blades rotate along with the rotor, cooling air is formed to cool the stator assembly.
In a preferred embodiment of the present invention, the first fan blade, the second fan blade, the traction rope groove and the rotor are directly cast out by an integrated structure.
In a preferred embodiment of the invention, a barring gear and a sensed tooth are arranged on the periphery of the brake disc, and a mark groove is arranged on the barring gear and the sensed tooth; the shell is provided with a sensing device, the sensing device captures position information of the turning gear, the sensed teeth and the mark grooves, and the sensing device, the turning gear, the sensed teeth and the mark grooves form an encoder structure.
In a preferred embodiment of the present invention, a turning gear is mounted on the housing, and the turning gear, together with the turning gear and the sensed teeth, performs a turning function.
Compared with the prior art, the ultra-thin disc type traction machine has the advantages that the effect is positive and obvious, compared with a flat permanent magnet synchronous traction machine manufactured by the prior art, the ultra-thin disc type traction machine provided by the invention has fewer parts, is simple to mount, has a compact integral structure and a good heat dissipation effect, particularly has extremely short axial length, ensures the safe operation of the traction machine, and can meet the personalized requirements.
Drawings
The invention is further described below in conjunction with the appended drawings and the detailed description.
Fig. 1 is a sectional view of an ultra thin type disc type traction machine according to the present invention.
Fig. 2 is a structural view of the ultra-thin type disc type traction machine of the present invention.
Fig. 3 is a bottom view of the ultra-thin disc type traction machine of the present invention.
Fig. 4 is a structural view of a housing of the embodiment of the present invention.
Fig. 5 is a block diagram of a stator assembly of an embodiment of the present invention.
Fig. 6 is a structural view of a rotor according to an embodiment of the present invention.
Fig. 7 is an enlarged structural view of a rotor according to an embodiment of the present invention.
Fig. 8 is a structural view of a blind according to an embodiment of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Referring to fig. 1 to 8, the ultra-thin disk type traction machine shown in the figures is an axial flux permanent magnet traction machine. The axial flux permanent magnet traction machine comprises a shell 100, a stator assembly 200, a rotor assembly 300, a clamp spring 400, a cover plate 500, a brake 600, a junction box assembly 700, a sensing device 810, a shutter 820, a hanging ring 830 and the like.
The housing 100 is integrally formed with a ring wall 101, a bottom wall 102 and a base 103, and a bearing mounting portion 120 is disposed at the center of the bottom wall 102 and a stator mounting portion 110 and two heat dissipation and observation holes 160 are disposed on the bottom wall 102. The stator mounting portion 110 is located between the bearing mounting portion 120 and the annular wall 101.
The bearing mounting portion 120 has an inner bore 121 for ventilation. A snap spring groove 130 is further provided at an outer end of the outer circumference of the bearing mounting portion 120.
The annular wall 101 is provided with two dragging holes 140, the periphery of the annular wall 101 is provided with a junction box assembly mounting part 190 and two brake mounting brackets 170, the two brake mounting brackets 170 are symmetrically arranged at the left side and the right side of the junction box assembly mounting part 190, and the periphery of the annular wall 101 is provided with a wire outlet hole 191 corresponding to the junction box assembly mounting part 190. The junction box assembly mounting portion 190 is provided with a suspension ring hole 192 and a turning gear mounting hole 180.
The base 103 is provided with a sensor mounting hole 150.
Stator assembly 200 includes a stator core assembly 210, windings 220 surrounding stator core assembly 210.
The rotor assembly 300 includes a rotor 310, a bearing 320, and a permanent magnet group 330, the rotor 310 having a bearing seat portion 312, a permanent magnet group mounting portion 311, and a hoist rope groove setting portion 303, a central axis of the bearing seat portion 312 coinciding with a central axis of the hoist rope groove setting portion 303, the permanent magnet group mounting portion 311 being located between the bearing seat portion 312 and the hoist rope groove setting portion 303; the outer circumference of the bearing holder part 312, the inner wall of the permanent magnet group mounting part 311, and the inner circumference of the hoist rope groove setting part 303 together define a space 301 that accommodates the stator assembly 200 and the permanent magnet group 330. The hoisting rope groove 313 is provided on the outer periphery of the hoisting rope groove setting part 303.
A brake disc 315 integrally connected to the rotor 310 is provided on the outer side of the outer periphery of the hoist rope groove installation portion 303, a throw-off groove 314 is provided on the outer periphery of the hoist rope groove installation portion 303, and the throw-off groove 314 is located between the hoist rope groove 313 and the brake disc 315.
The turning gear and the sensed tooth 316 are provided on the outer periphery of the brake disk 315, and at least one mark groove 317 is provided on the turning gear and the sensed tooth 316.
A plurality of first blades 319 are uniformly arranged on the inner periphery of the hoist rope groove-arranging portion 303, and a plurality of second blades 318 are arranged on the outer periphery of the bearing housing portion 301.
The installation process of the axial magnetic flux permanent magnet traction machine is as follows:
the rotor assembly 300 is completed by first pressing the bearing 320 into the bearing mounting hole 312a of the bearing seat portion 312 of the rotor 310 and bonding the permanent magnet group 330 to the permanent magnet group mounting portion 311 of the rotor 310.
Next, the stator core assembly 210 of the stator assembly 200 is disposed in the stator mounting portion 110 and fixed to the bottom wall 102 by the screws 201. The bearings 320 in the rotor assembly 300 are then mounted on the bearing mounts 120 such that the central axis of the stator assembly 200 coincides with the central axis of the rotor assembly 300.
Next, the snap spring groove 130 of the bearing mounting portion 120 is engaged with the snap spring 400 to axially limit the bearing 320.
The cover plate 500 is then mounted on the bearing seat portion 312 of the rotor 310 by means of the screws 501, and the cover plate 500 rotates together with the rotor assembly 300, while the cover plate 500 blocks dust from entering the bearing 320 together with the bottom wall 102 of the housing 100.
After the axial flux permanent magnet machine is installed in the housing 100, the hoisting rope groove 313 is located in the annular wall 101 of the housing 100.
Finally, the sensing device 810 is installed in the sensing device installation hole 150 by a screw; the shutter 820 is installed at the position of the heat dissipation and observation hole 160 and fixed on the bottom wall 102 through screws; two stoppers 600 are mounted on the two stopper mounting brackets 170 by screws; the terminal box assembly 710 is mounted on the terminal box assembly mounting part 190 through screws, cables of the stator assembly 200 are connected to corresponding terminals in the terminal box assembly 700 through the wire outlet holes 191, and then the terminal box cover plate 720 is mounted on the terminal box assembly mounting part 190 through screws to protect the terminal box assembly 700; the hoisting ring 830 is installed in the hoisting ring hole 192, and the barring gear is inserted into the barring gear installation hole 180, so that the barring function can be realized. Thus, the ultra-thin disc type traction machine of the embodiment is completed.
The installation steps of this embodiment are not fixed, and the corresponding steps can be adjusted according to actual requirements.
It is to be noted that, in this embodiment: the two towing holes 140 on the housing 100 are symmetrically arranged, and in fact, the two towing holes 140 can be asymmetrically arranged according to the wrap angle requirement of the towing rope; the inner circumferential size of the circumferential wall 101 of the housing 100 is determined according to the size of the traction rope groove 313, so that the housing has a function of a rope jump preventing device, and the traction machine does not need to be separately installed with the rope jump preventing device.
The core assembly 610 and the brake mounting bracket 170 in the brake 600 are located on the same side of the disc 315; during braking, the core assembly 610 moves to drive the armature assembly 620 to move, thereby braking the brake disc 315.
The second fan blades 318 and the first fan blades 319 are arranged on the inner side and the outer side of the stator assembly 200, so that the ventilation and heat dissipation effects can be increased.
The two groups of the heat dissipation and observation holes 160 are arranged, and a plurality of groups can be actually arranged according to requirements, so that the heat dissipation is facilitated, and the auxiliary hoisting rope installation and observation functions are achieved.
The louvers 820 protect the heat dissipation and viewing apertures 160 from debris falling into the interior of the stator assembly 200 and the rotor assembly 300.
The swing groove 314 is provided between the traction rope groove 313 and the brake disk 315, and the swing groove 314 prevents foreign materials falling from a gap between the brake disk 315 and the housing 100 from falling into the traction rope groove 313 and the inside of the stator assembly 200 and the rotor assembly 300.
The second fan blade 318, the first fan blade 319, the traction rope groove 313 and the rotor 310 are directly cast as an integrated structure, and actually, three split structures or two split structures can be installed or welded through screws.
The turning gear and the sensed tooth 316 can be used as a turning gear and a sensed tooth, a mark groove 317 is formed in the turning gear and the sensed tooth 316, and the sensing device 810 captures position information of the turning gear, the sensed tooth 316 and the mark groove 317 to form an encoder structure;
a barring device mounting hole 180 is provided on the terminal block assembly mounting portion 190 of the housing 100, and a barring function can be realized by directly inserting the barring device into the barring device mounting hole 180.
In summary, the ultra-thin disc type traction machine of the present embodiment: the stator assembly 200 and the permanent magnet group 330 generate torque through the interaction of axial magnetic flux, so that the number of parts is small, the mounting steps are simple, the overall structure is compact, the heat dissipation effect is good, the protection is good, the safe operation of the tractor is guaranteed, the functions are complete, especially the axial length is extremely short, and the individual requirements can be met.
The two bearings 320 in this embodiment are identical in size and structure only for convenience of drawing and brief description.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (12)

1. The ultrathin disc type traction machine is an axial magnetic flux permanent magnet traction machine and comprises a shell, a stator assembly and a rotor assembly, and is characterized in that a traction rope groove in the rotor assembly is positioned in the shell, two traction holes are formed in the shell, and a traction rope wound on the traction rope groove extends out of the two traction holes.
2. The ultra-thin type disc type traction machine as claimed in claim 1, wherein the housing is composed of at least a circumferential wall and a bottom wall, the circumferential wall is located at the outer circumference of the traction rope groove and serves as a jump prevention device of the traction rope; two traction holes are formed in the annular wall.
3. The ultra-thin disk type traction machine as claimed in claim 2, wherein the bottom wall is provided with at least one heat dissipation and observation hole, and a louver is further provided outside the heat dissipation and observation hole to prevent impurities from falling into the axial flux permanent magnet traction machine.
4. The slim type disc traction machine as claimed in claim 3, wherein the louver is installed on the bottom wall by a fastening member to facilitate disassembly.
5. The ultra-thin type disc type traction machine according to any one of claims 2 to 4, wherein the central axis of the stator assembly of the axial flux permanent magnet traction machine coincides with the central axis of the rotor assembly; a bearing mounting part is arranged at the center of the bottom wall, and a stator mounting part is arranged on the bottom wall and is positioned between the bearing mounting part and the annular wall; the stator assembly is positioned in the stator mounting part and fixed on the bottom wall; the rotor assembly comprises a rotor, a bearing and a permanent magnet group, the rotor is provided with a bearing seat part, a permanent magnet group installation part and a traction rope groove arrangement part, the central axis of the bearing seat part is superposed with the central axis of the traction rope groove arrangement part, and the permanent magnet group installation part is positioned between the bearing seat part and the traction rope groove arrangement part; the bearing seat part is arranged on the bearing installation part through the bearing, and the permanent magnet group is arranged on the permanent magnet group installation part and corresponds to the stator component; the traction rope groove is arranged on the periphery of the traction rope groove arrangement part.
6. The ultra-thin disc type traction machine as claimed in claim 5, wherein a brake disc integrated with the rotor is installed outside the outer circumference of the traction rope groove installation part, and at least one brake is installed on the outer circumference of the circumferential wall of the housing, and the brake is operated to brake the brake disc when braking.
7. The ultra-thin disk type traction machine as claimed in claim 6, wherein a throwing-off groove is provided on the outer circumference of the traction rope groove installation part, the throwing-off groove is located between the traction rope groove and the brake disk, and the throwing-off groove can throw off the sundries falling from the gap between the brake disk and the housing when rotating along with the rotor, thereby preventing the sundries from falling into the traction rope groove part and the inside of the stator assembly and the rotor assembly, and ensuring the safe operation of the axial flux permanent magnet traction machine.
8. The ultra-thin disk type traction machine as claimed in claim 7, wherein a plurality of first fan blades are uniformly arranged on the inner circumference of the traction rope groove arrangement part, and the first fan blades form cooling air to cool the stator assembly when the first fan blades rotate along with the rotor.
9. The ultra-thin type disc type traction machine as claimed in claim 8, wherein a plurality of second blades are provided on the outer circumference of the bearing housing part, and the second blades form cooling wind to cool the stator assembly when they rotate with the rotor.
10. The ultra-thin type disc type traction machine as claimed in claim 1, wherein the first fan blade, the second fan blade, the traction rope groove and the rotor are directly cast out by adopting an integrated structure.
11. The ultra-thin type disc type traction machine as claimed in claim 6, wherein a jigger and a sensed tooth are provided on the outer circumference of the brake disc, and a mark groove is provided on the jigger and the sensed tooth; the shell is provided with a sensing device, the sensing device captures position information of the turning gear, the sensed teeth and the mark grooves, and the sensing device, the turning gear, the sensed teeth and the mark grooves form an encoder structure.
12. The ultra-thin type disc type traction machine as claimed in claim 11, wherein a barring gear is installed on the housing, and the barring gear performs a barring function together with the barring gear and the sensed teeth.
CN202010462362.8A 2020-05-27 2020-05-27 Ultra-thin disc type traction machine Pending CN111525729A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010462362.8A CN111525729A (en) 2020-05-27 2020-05-27 Ultra-thin disc type traction machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010462362.8A CN111525729A (en) 2020-05-27 2020-05-27 Ultra-thin disc type traction machine

Publications (1)

Publication Number Publication Date
CN111525729A true CN111525729A (en) 2020-08-11

Family

ID=71908210

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010462362.8A Pending CN111525729A (en) 2020-05-27 2020-05-27 Ultra-thin disc type traction machine

Country Status (1)

Country Link
CN (1) CN111525729A (en)

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