CN110790177A - Tractor brake - Google Patents
Tractor brake Download PDFInfo
- Publication number
- CN110790177A CN110790177A CN201911236409.2A CN201911236409A CN110790177A CN 110790177 A CN110790177 A CN 110790177A CN 201911236409 A CN201911236409 A CN 201911236409A CN 110790177 A CN110790177 A CN 110790177A
- Authority
- CN
- China
- Prior art keywords
- brake
- armatures
- magnetic
- magnetic yoke
- armature
- 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
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
- B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
- B66D5/12—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with axial effect
- B66D5/14—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with axial effect embodying discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
- B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
- B66D5/24—Operating devices
- B66D5/30—Operating devices electrical
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
- F16D65/092—Bands, shoes or pads; Pivots or supporting members therefor for axially-engaging brakes, e.g. disc brakes
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/22—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for pressing members apart, e.g. for drum brakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/03—Mechanisms with latches or braking devices in general for capstans, hoists or similar devices as well as braking devices actuated electrically or by fluid under pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/07—Brakes with axial thrust for winches, hoists or similar devices
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/18—Electric or magnetic
- F16D2121/20—Electric or magnetic using electromagnets
Abstract
The invention provides a tractor brake, which is convenient to install on site, can replace a part and reduces the replacement cost; and the working life of the encoder connected to the brake is long. The magnetic suspension type magnetic suspension device comprises two fixed-position armatures, wherein the two armatures are connected through an upper baffle plate and a lower baffle plate to form an integral structure, an independent magnetic yoke is placed on the inner end face of each armature, guide through holes which axially penetrate through the end faces of the magnetic yokes are uniformly distributed on the end faces of the magnetic yokes, positioning mounting holes are correspondingly arranged at the positions of the armatures corresponding to the guide through holes, fixing guide pillars are installed in the guide through holes, the length of each fixing guide pillar is larger than the thickness of the corresponding magnetic yoke, mounting bolts penetrate through the positioning mounting holes and the fixing guide pillars and then are fixedly connected to a tractor fixing part, and a plurality of spring mounting cavities are arranged between the opposite mounting end faces of the armatures and the magnetic yokes.
Description
Technical Field
The invention relates to the technical field of a traction machine braking structure, in particular to a traction machine brake.
Background
When the brake of the existing tractor works, a movable plate needs to be arranged to drive a corresponding friction plate to rub with a brake disc or a brake wheel at a corresponding position, in order to not damage the integral structure of the brake, the required thickness of the plate is relatively thin, so that the movable plate is easy to deform, the processing difficulty is increased, and the difficulty in installation is increased due to the relatively thin thickness of the plate; and the plate is an integral plate and is complex to install, so that the production cost of the whole tractor brake is high, and the installation difficulty is high.
Disclosure of Invention
In order to solve the problems, the invention provides a tractor brake, which reduces the processing and mounting difficulty of a structure for driving a friction plate to move and ensures that the friction plate is not easy to deform, thereby reducing the production difficulty of the whole tractor brake, reducing the mounting difficulty of the whole tractor, facilitating field mounting, replacing local parts and reducing the replacement cost; and the working life of the encoder connected to the brake is long.
A traction machine brake characterized in that: the magnetic suspension type traction machine comprises two fixed armatures, the two armatures are connected through an upper baffle plate and a lower baffle plate to form an integral structure, an independent magnetic yoke is arranged on the inner end face of each armature, guide through holes which axially penetrate through the end face of each magnetic yoke are uniformly distributed on the end face of each magnetic yoke, positioning mounting holes are correspondingly arranged at the positions of the armatures corresponding to the guide through holes, fixing guide pillars are mounted in the guide through holes, the length of each fixing guide pillar is larger than the thickness of the corresponding magnetic yoke, mounting bolts penetrate through the positioning mounting holes and the fixing guide pillars and then are fixedly connected to a traction machine fixing part, a plurality of spring mounting cavities are arranged between the opposite mounting end faces of the armatures and the magnetic yokes, corresponding linear springs are arranged in each spring mounting cavity, two ends of each linear spring are respectively abutted to the armatures and the magnetic yokes, and friction plates are externally connected to the end faces, the friction disc orientation the corresponding terminal surface of brake disc arranges, linear spring's flexible to the drive the friction disc is kept away from or is laminated the corresponding terminal surface of brake disc, be provided with solenoid in the yoke, the friction disc laminating when the corresponding terminal surface of brake disc, armature with there is working air gap between the terminal surface in opposite directions of yoke.
It is further characterized in that:
a connecting sleeve is arranged in the area between the upper baffle and the lower baffle, the flange part of the connecting sleeve is fixedly connected with the corresponding positions of the two armatures, and the corresponding tractor rotating shaft penetrates through the brake disc and then is inserted into the connecting sleeve;
the spring mounting cavity is specifically a cavity only arranged on the magnet yoke, and the magnet yoke is thicker in thickness, so that the processing and manufacturing are convenient;
at least one group of air gap adjusting-free structure is installed between each group of the armatures and the magnetic yokes, a first concave ring groove is arranged at the position, corresponding to each group of the air gap adjusting-free structure, of the outer end face, a through unthreaded hole is formed in the center of the first concave ring groove, each group of the air gap adjusting-free structure comprises a pull rod with a threaded section, a nut structure, a reset spring and a brake-releasing wrench, each brake-releasing wrench comprises a threaded connection end and a wrench part, the threaded connection end is in threaded connection with the threaded section of the pull rod, an inner ring surface of the threaded connection end is provided with a concave conical ring groove, the inner end of the threaded section of the pull rod penetrates through the unthreaded hole and then is fixedly connected to the corresponding position of the magnetic yokes in an axial direction, a plurality of steel balls are evenly distributed in an integral installation cavity formed by the combination of the, a reset spring is arranged between the nut structure and the outer end face of the threaded connection end of the brake release wrench, and the reset spring is used for driving the brake release wrench to radially rotate and reset and ensuring that the axial position of the brake release wrench is fixed;
the magnetic yoke is provided with a positioning threaded hole corresponding to each through unthreaded hole, the inner end of the threaded section of the pull rod is in threaded fastening connection with the positioning threaded hole, and the length of the threaded section of the pull rod ensures that a working air gap between the opposite end surfaces of the armature and the magnetic yoke is a set size after the armature is inserted in place;
the nut structure is a double-nut structure, and the nut structure is ensured not to move axially along with the thread section;
the outer end of the pull rod is provided with a driving end, the driving end is provided with an inner hexagonal hole, and the pull rod is fastened in place through an inner hexagonal screwdriver;
and a cover is covered on the upper surface formed by combining the armature and the magnetic yoke, the cover is fixedly arranged on the upper surface of the armature, and the cover covers the axial surface area of the magnetic yoke along the fixed guide post.
After the technical scheme is adopted, the movable plate of the brake is the magnetic yoke, the magnetic yoke is not easy to deform when the thickness of the magnetic yoke is thick, the magnetic yoke is divided into the independent magnetic yokes corresponding to the two armatures to be respectively processed, the corresponding armatures are assembled and connected into a whole through the upper baffle and the lower baffle, two groups of mutually independent braking components are formed in the actual process, when any one group or each group of components needs to be replaced, the whole brake has a braking function, and the replacement cost is low; in addition, the magnetic yoke and the armature are of split structures, so that the weight of each part is greatly reduced, the field assembly is convenient and quick, and the assembly efficiency is improved; in the in-service use process, the outer end at the drive shaft of hauler is installed to the encoder, and the drive shaft passes the cavity region that overhead gage, lower baffle combination concatenation formed, has the circulation of air in the cavity region for drive shaft, encoder carry out the forced air cooling through the circulation of air in the car when the brake, and then make the brake in-process encoder can not destroyed because of rising temperature too high, make the long service life of encoder.
The armature is fixed in the working process, the magnetic yoke generates magnetism under the condition of power-on, the magnetism disappears under the condition of power-off, the magnetic yoke is powered off during brake contracting, a certain number of linear springs are arranged between the magnetic yoke and the armature, the linear springs act on the magnetic yoke and are transmitted to the friction sheet, and the friction sheet acts on the corresponding end surface of the brake disc, so that a braking torque value is generated; when the brake is released, the magnetic yoke is electrified, the magnetic yoke generates magnetism, the magnetism overcomes the resistance such as spring force and the like and is attracted by the armature, the friction plate is separated from the corresponding end face of the brake disc, and the braking torque value disappears; form overall structure through the connection of overhead gage, lower baffle between two armatures, independent yoke has been placed to the interior terminal surface of every armature, and its processing installation degree of difficulty that makes the structure that the drive friction disc removed reduces, and two independent and thicker yokes of thickness ensure non-deformable, and has reduced the production degree of difficulty of whole hauler stopper, and the yoke divide into two installations for the installation degree of difficulty of whole hauler reduces.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a perspective view of the present invention (with the cover removed) from a rear view;
FIG. 3 is a schematic structural view of a cross-sectional view A-A of FIG. 1;
FIG. 4 is a schematic structural view of a sectional view B-B of FIG. 1; (ii) a
FIG. 5 is an enlarged view of a portion of the structure of FIG. 4 at C; (ii) a
The names corresponding to the sequence numbers in the figure are as follows:
the brake device comprises an armature 1, an upper baffle 2, a lower baffle 3, a magnetic yoke 4, a guide through hole 5, a positioning mounting hole 6, a fixing guide post 7, a mounting bolt 8, a spring mounting cavity 9, a linear spring 10, a friction plate 11, a brake disc 12, a connecting sleeve 13, a flange part 131, a first concave ring groove 14, a through unthreaded hole 15, a pull rod 16, a nut structure 17, a return spring 18, a brake release wrench 19, a threaded connection end 191, a wrench part 192, a concave conical ring groove 193, a steel ball 20, a positioning threaded hole 21 and a cover 22.
Detailed Description
A traction machine brake, see fig. 1-5: the magnetic suspension type magnetic suspension device comprises two fixed armatures 1, the two armatures 1 are connected through an upper baffle 2 and a lower baffle 3 to form an integral structure, an independent magnetic yoke 4 is placed on the inner end face of each armature 1, guide through holes 5 which axially penetrate through the end face of each magnetic yoke 4 are uniformly distributed on the end face of each magnetic yoke 4, positioning mounting holes 6 are correspondingly arranged at the positions, corresponding to the guide through holes 5, of the armatures 1, fixing guide pillars 7 are installed in the guide through holes 5, the length of each fixing guide pillar 7 is larger than the thickness of the corresponding magnetic yoke 4, mounting bolts 8 penetrate through the positioning mounting holes 6 and the fixing guide pillars 7 and then are fixedly connected to a tractor fixing part (not shown in the drawing and belonging to the existing mature structure), a plurality of spring mounting cavities 9 are arranged between the opposite mounting end faces of the armatures 1 and the magnetic yokes 4, corresponding linear springs 10 are arranged in each spring mounting cavity 9, and, The end face, far away from armature 1, of yoke 4 is externally connected with a friction plate 11, the friction plate 11 is arranged towards the corresponding end face of a brake disc 12, the friction plate 11 is driven by the extension and contraction of a linear spring 10 to be far away from or attached to the corresponding end face of the brake disc 12, an electromagnetic coil is arranged in the yoke 4, and a working air gap exists between the opposite end faces of the armature 1 and the yoke 4 when the friction plate 11 is attached to the corresponding end face of the brake disc 12.
A connecting sleeve 13 is arranged in the area between the upper baffle 2 and the lower baffle 3, a flange part 131 of the connecting sleeve 13 is fixedly connected to the corresponding positions of the two armatures 1, and the corresponding rotating shaft of the traction machine penetrates through the brake disc 12 and then is inserted into the connecting sleeve 13;
the spring installation cavity 9 is a cavity body only arranged on the magnet yoke 4, and the magnet yoke 4 is thick, so that the processing and manufacturing are convenient;
at least one group of air gap adjustment-free structures are arranged between each group of armatures 1 and the magnetic yoke 4, the armatures 1 are provided with first concave ring grooves 14 corresponding to the outer end surfaces of the air gap adjustment-free structures, the centers of the first concave ring grooves 14 are provided with through light holes 15, each group of air gap adjustment-free structures comprises pull rods 16 with threaded sections, nut structures 17, reset springs 18 and a brake release wrench 19, the brake release wrench 19 comprises threaded connecting ends 191 and wrench parts 192, the threaded connecting ends 191 are in threaded connection with the threaded sections of the pull rods 16, concave conical ring grooves 193 are arranged on the inner ring surfaces of the threaded connecting ends 191, the inner ends of the threaded sections of the pull rods 16 penetrate through the light holes 15 and then are axially fixedly connected to the corresponding positions of the magnetic yoke 4, a plurality of steel balls 20 are uniformly distributed in an integral mounting cavity formed by combining the first concave ring grooves 14 and the concave conical ring grooves, a return spring 18 is arranged between the nut structure 17 and the outer end face of the threaded connection end 191 of the brake release wrench 19, and the return spring 18 is used for driving the brake release wrench 19 to radially rotate and reset and ensuring that the axial position of the brake release wrench 19 is fixed;
the magnetic yoke 4 is provided with a positioning threaded hole 21 corresponding to each through unthreaded hole 15, the inner end of the threaded section of the pull rod 16 is in threaded fastening connection with the positioning threaded hole 21, and the length of the threaded section of the pull rod 16 ensures that a working air gap between the opposite end surfaces of the armature 1 and the magnetic yoke 4 is a set size after the armature is inserted in place;
the nut structure 17 is a double nut structure, which ensures that the nut structure does not move axially along with the thread section;
the outer end of the pull rod 16 is provided with a driving end, the driving end is provided with an inner hexagonal hole, and the pull rod is fastened in place through an inner hexagonal screwdriver;
the upper surface formed by the combination of the armature 1 and the magnetic yoke 4 is covered with a cover 22, the cover 22 is fixedly arranged on the upper surface of the armature 1, and the cover 22 covers the axial surface area of the magnetic yoke 4 along the fixed guide post 7.
The beneficial effects are as follows: the movable plate of the brake is a magnetic yoke, the magnetic yoke is not easy to deform when being processed with thicker thickness, the magnetic yoke is divided into independent magnetic yokes corresponding to two armatures to be processed respectively, the corresponding armatures are assembled and connected into a whole through an upper baffle plate and a lower baffle plate, two groups of mutually independent brake assemblies are formed in the actual process, and when any one group or parts in each group need to be replaced, the whole brake has a brake function, so that the replacement cost is lower; in addition, the magnetic yoke and the armature are of split structures, so that the weight of each part is greatly reduced, the field assembly is convenient and quick, and the assembly efficiency is improved; in the in-service use process, the outer end at the drive shaft of hauler is installed to the encoder, and the drive shaft passes the cavity region that overhead gage, lower baffle combination concatenation formed, has the circulation of air in the cavity region for drive shaft, encoder carry out the forced air cooling through the circulation of air in the car when the brake, and then make the brake in-process encoder can not destroyed because of rising temperature too high, make the long service life of encoder.
The brake disc brake device has the following working principle that the armature is fixed, the magnetic yoke generates magnetism under the power-on condition, the magnetism disappears under the power-off condition, the magnetic yoke is powered off during the brake contracting, a certain number of linear springs are arranged between the magnetic yoke and the armature, the linear springs act on the magnetic yoke and are transmitted to the friction sheet, and the friction sheet acts on the corresponding end surface of the brake disc, so that a braking torque value is generated; when the brake is released, the magnetic yoke is electrified, the magnetic yoke generates magnetism, the magnetism overcomes the resistance such as spring force and the like and is attracted by the armature, the friction plate is separated from the corresponding end face of the brake disc, and the braking torque value disappears; form overall structure through the connection of overhead gage, lower baffle between two armatures, independent yoke has been placed to the interior terminal surface of every armature, and its processing installation degree of difficulty that makes the structure that the drive friction disc removed reduces, and two independent and thicker yokes of thickness ensure non-deformable, and has reduced the production degree of difficulty of whole hauler stopper, and the yoke divide into two installations for the installation degree of difficulty of whole hauler reduces.
Claims (8)
1. A traction machine brake characterized in that: the magnetic suspension type traction machine comprises two fixed armatures, the two armatures are connected through an upper baffle plate and a lower baffle plate to form an integral structure, an independent magnetic yoke is arranged on the inner end face of each armature, guide through holes which axially penetrate through the end face of each magnetic yoke are uniformly distributed on the end face of each magnetic yoke, positioning mounting holes are correspondingly arranged at the positions of the armatures corresponding to the guide through holes, fixing guide pillars are mounted in the guide through holes, the length of each fixing guide pillar is larger than the thickness of the corresponding magnetic yoke, mounting bolts penetrate through the positioning mounting holes and the fixing guide pillars and then are fixedly connected to a traction machine fixing part, a plurality of spring mounting cavities are arranged between the opposite mounting end faces of the armatures and the magnetic yokes, corresponding linear springs are arranged in each spring mounting cavity, two ends of each linear spring are respectively abutted to the armatures and the magnetic yokes, and friction plates are externally connected to the end faces, the friction disc orientation the corresponding terminal surface of brake disc arranges, linear spring's flexible to the drive the friction disc is kept away from or is laminated the corresponding terminal surface of brake disc, be provided with solenoid in the yoke, the friction disc laminating when the corresponding terminal surface of brake disc, armature with there is working air gap between the terminal surface in opposite directions of yoke.
2. A traction machine brake as claimed in claim 1, wherein: and a connecting sleeve is arranged in the area between the upper baffle and the lower baffle, the flange part of the connecting sleeve is fixedly connected with the corresponding positions of the two armatures, and the corresponding tractor rotating shaft penetrates through the brake disc and then is inserted into the connecting sleeve.
3. A traction machine brake as claimed in claim 1, wherein: the spring mounting cavity is specifically a cavity body which is only arranged on the magnet yoke.
4. A traction machine brake as claimed in claim 1, wherein: at least one group of air gap adjusting-free structure is installed between each group of the armatures and the magnetic yokes, a first concave ring groove is arranged at the position, corresponding to each group of the air gap adjusting-free structure, of the outer end face, a through unthreaded hole is formed in the center of the first concave ring groove, each group of the air gap adjusting-free structure comprises a pull rod with a threaded section, a nut structure, a reset spring and a brake-releasing wrench, each brake-releasing wrench comprises a threaded connection end and a wrench part, the threaded connection end is in threaded connection with the threaded section of the pull rod, an inner ring surface of the threaded connection end is provided with a concave conical ring groove, the inner end of the threaded section of the pull rod penetrates through the unthreaded hole and then is fixedly connected to the corresponding position of the magnetic yokes in an axial direction, a plurality of steel balls are evenly distributed in an integral installation cavity formed by the combination of the, and a return spring is arranged between the nut structure and the outer end face of the threaded connection end of the brake release wrench.
5. A traction machine brake as claimed in claim 4, wherein: the magnetic yoke is provided with a positioning threaded hole corresponding to each through unthreaded hole, the inner end of the threaded section of the pull rod is in threaded fastening connection with the positioning threaded hole, and the length of the threaded section of the pull rod ensures that a working air gap between the opposite end faces of the armature and the magnetic yoke is a set size after the armature is inserted in place.
6. A traction machine brake as claimed in claim 4, wherein: the nut structure is a double-nut structure.
7. A machine brake as recited in claim 4, wherein the outer end of the pull rod is provided with a drive end, the drive end being provided with a hexagonal socket.
8. A traction machine brake as claimed in claim 1, wherein: and a cover is covered on the upper surface formed by combining the armature and the magnetic yoke, the cover is fixedly arranged on the upper surface of the armature, and the cover covers the axial surface area of the magnetic yoke along the fixed guide post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911236409.2A CN110790177A (en) | 2019-12-05 | 2019-12-05 | Tractor brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911236409.2A CN110790177A (en) | 2019-12-05 | 2019-12-05 | Tractor brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110790177A true CN110790177A (en) | 2020-02-14 |
Family
ID=69447472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911236409.2A Pending CN110790177A (en) | 2019-12-05 | 2019-12-05 | Tractor brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110790177A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112943824A (en) * | 2021-04-07 | 2021-06-11 | 浙江弗尔德驱动科技有限公司 | Brake of integrated multi-point braking heavy-load elevator tractor |
-
2019
- 2019-12-05 CN CN201911236409.2A patent/CN110790177A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112943824A (en) * | 2021-04-07 | 2021-06-11 | 浙江弗尔德驱动科技有限公司 | Brake of integrated multi-point braking heavy-load elevator tractor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103821847B (en) | Be with the Split type electrical wheel system with or without excitation-type electromagnetism locking device for a vehicle | |
| CN211283318U (en) | Brake for traction machine | |
| US11220249B2 (en) | Electric park brake with electromagnetic brake | |
| CN112228479B (en) | Brake for elevator traction machine and implementation method thereof | |
| DE102010049748A1 (en) | electric motor | |
| KR20080023217A (en) | Segment brake | |
| DE102012019415A1 (en) | Electromotor for use with redundant brake assembly system, has end shield connected with housing portion, and electromagnetic actuated brakes arranged on respective sides of end shield, where axial side of end shield is placed on stator | |
| EP2674638A2 (en) | Brake and actuation units for braking | |
| EP2633604A2 (en) | Kit for the production of different electric motors of a group of electric motors and method of production | |
| DE102015206830A1 (en) | Integrated vehicle wheel system in modular design | |
| CN210034218U (en) | Tooth-embedded electromagnetic clutch | |
| DE102010049744A1 (en) | brake | |
| CN110790177A (en) | Tractor brake | |
| CN211971616U (en) | Tractor brake | |
| CN201626753U (en) | Permanent magnet synchronous gear-free traction machine | |
| CN108443370A (en) | A kind of traction machine brake | |
| EP3453612A1 (en) | Aircraft brake torque load reaction through landing gear bogie structure | |
| CN105751237A (en) | Braking device for robot joint with gear transmission mechanism | |
| CN214945903U (en) | Brake of integrated multi-point braking heavy-load elevator tractor | |
| CN112943824A (en) | Brake of integrated multi-point braking heavy-load elevator tractor | |
| EP2061976B1 (en) | Electromagnetic brake for handling system | |
| CN102562879A (en) | Separated type brake disc for light rail vehicle | |
| CN202451668U (en) | Split brake disc for light rail vehicles | |
| EP2901037B1 (en) | Brake system and electric motor comprising said brake system | |
| DE102014012348A1 (en) | An electric motor comprising a stator and a rotor, and method of manufacturing an electric motor driven machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 313000 No. 567 tunheng Road, Nanxun Town, Nanxun District, Huzhou City, Zhejiang Province Applicant after: ZHEJIANG FURDER DIVING TECHNOLOGY CO.,LTD. Address before: Block C, Zhiling highway Lingang elevator industrial park, Jiuguan Town, Nanxun District, Huzhou City, Zhejiang Province Applicant before: ZHEJIANG FURDER DIVING TECHNOLOGY CO.,LTD. |
|
| CB02 | Change of applicant information |