CN218817727U - Electromagnetic permanent magnet combined brake - Google Patents
Electromagnetic permanent magnet combined brake Download PDFInfo
- Publication number
- CN218817727U CN218817727U CN202223276496.4U CN202223276496U CN218817727U CN 218817727 U CN218817727 U CN 218817727U CN 202223276496 U CN202223276496 U CN 202223276496U CN 218817727 U CN218817727 U CN 218817727U
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- permanent magnet
- braking module
- electromagnetic
- magnetic
- armature
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- 230000003578 releasing effect Effects 0.000 claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 13
- 239000000945 filler Substances 0.000 claims description 7
- 238000001179 sorption measurement Methods 0.000 claims description 6
- 230000005389 magnetism Effects 0.000 abstract description 19
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000013021 overheating Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000037237 body shape Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 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
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/16—Rectilinearly-movable armatures
- H01F7/1638—Armatures not entering the winding
- H01F7/1646—Armatures or stationary parts of magnetic circuit having permanent magnet
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D27/01—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with permanent magnets
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D27/02—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with electromagnets incorporated in the clutch, i.e. with collecting rings
- F16D27/04—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with electromagnets incorporated in the clutch, i.e. with collecting rings with axially-movable friction surfaces
- F16D27/06—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with electromagnets incorporated in the clutch, i.e. with collecting rings with axially-movable friction surfaces with friction surfaces arranged within the flux
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D59/00—Self-acting brakes, e.g. coming into operation at a predetermined speed
- F16D59/02—Self-acting brakes, e.g. coming into operation at a predetermined speed spring-loaded and adapted to be released by mechanical, fluid, or electromagnetic means
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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
- 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
- F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
- F16D65/186—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes with full-face force-applying member, e.g. annular
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/081—Magnetic constructions
-
- 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
- F16D2121/22—Electric or magnetic using electromagnets for releasing a normally applied brake
-
- 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
- F16D2129/00—Type of operation source for auxiliary mechanisms
- F16D2129/06—Electric or magnetic
- F16D2129/065—Permanent magnets
Abstract
The utility model relates to an electromagnetic permanent magnet combined brake, which comprises an armature, a permanent magnet braking module for attracting or releasing the armature, and an electromagnetic braking module, wherein the electromagnetic braking module is coaxially assembled with the armature and the permanent magnet braking module, the permanent magnet braking module is limited in a geometric space determined by the armature and the electromagnetic braking module, and the permanent magnet braking module can axially move between the armature and the electromagnetic braking module; the electromagnetic braking module is used for attracting the permanent magnet braking module to be far away from the armature, and the electromagnetic braking module and the permanent magnet braking module are cooperated to establish a braking state or a releasing state for the electromagnetic permanent magnet combined brake. The utility model discloses a set up the electromagnetic braking module and control the release of permanent magnetism braking module, energy-conservation, it is little to generate heat, and can not take place the overheated and magnetic force decay that leads to of magnet steel of permanent magnetism braking module, increase of service life.
Description
Technical Field
The utility model relates to a machinery, motor or electromechanical device's control group technical field especially indicates a stopper.
Background
The brake mainly realizes the output of braking force by attracting a brake pad, a frame and the like; the permanent magnet brake module is a common brake at present, the magnetic force of the permanent magnet is utilized for attracting and braking, the releasing action overcomes the magnetic force of the permanent magnet by generating an opposite magnetic field through electrifying a coil, and the following problems are found in the production practice process of the permanent magnet brake module in the mode: when the release state is kept, rated power needs to be input all the time, so that the heat generation is huge, the influence on the magnetic steel in the magnetic steel is great, the magnetic force is easy to attenuate due to the overheating of the magnetic steel, and the service life is influenced.
Disclosure of Invention
The utility model aims to overcome prior art's defect, provide an electromagnetism permanent magnetism combination brake, solve above-mentioned technical problem well.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an electromagnetic and permanent magnet combined brake comprises an armature, a permanent magnet braking module and an electromagnetic braking module, wherein the permanent magnet braking module is used for attracting or releasing the armature, the electromagnetic braking module is coaxially assembled with the armature and the permanent magnet braking module, the permanent magnet braking module is limited in a geometric space determined by the armature and the electromagnetic braking module, and the permanent magnet braking module can axially move between the armature and the electromagnetic braking module; the electromagnetic braking module is used for attracting the permanent magnetic braking module to be far away from the armature, and the electromagnetic braking module and the permanent magnetic braking module are cooperated to establish a braking state or a releasing state for the electromagnetic permanent magnetic combined brake.
The permanent magnet braking module comprises a magnetic conduction shell, an iron core, a first coil and a permanent magnet, wherein the magnetic conduction shell and the iron core are combined together to form a permanent magnet braking geometric body; the first coil generates a magnetic field with the direction opposite to or the same as that of the magnetic field of the permanent magnet after being electrified; the electromagnetic braking module is provided with a magnet yoke and a second coil arranged on the magnet yoke, a magnetic field generated after the second coil is electrified enables one end of the magnet yoke facing the permanent magnetic braking module to form a second magnetic force end, and the second magnetic force end is used for driving the permanent magnetic braking module to be far away from the armature.
The magnetic conduction shell and the iron core are arranged according to the relation of an inner ring and an outer ring, an inner groove is arranged on the permanent magnet braking geometric body, and an adsorption plane is arranged on the inner bottom surface of the inner groove; the magnetic yoke of the electromagnetic braking module is provided with a raised column, the column is embedded into the inner groove, the column is provided with a coil groove with an opening facing the inner groove, the second coil is embedded into the coil groove, the end surface of the column forms a second magnetic end, and the second magnetic end is matched and attracted with the adsorption plane.
The permanent magnet braking module is connected with the electromagnetic braking module through an elastic piece, the elastic piece is a butterfly spring piece or a plate spring piece, and the elastic piece is embedded between the permanent magnet braking module and the electromagnetic braking module.
The permanent magnet braking module is connected with the electromagnetic braking module through a guide structure, and the guide structure is formed by combining a pin shaft and a guide hole or combining a step surface.
The technical scheme is that the first magnetic end is provided with a filler, and when the permanent magnet braking module attracts the armature, the filler is in friction contact with the armature.
The utility model provides an electromagnetism permanent magnetism combination brake, when permanent magnetism braking module and electromagnetism braking module all do not switch on, permanent magnetism braking module adsorbs armature on, realizes the braking function. When the permanent magnet brake module and the electromagnetic brake module are simultaneously electrified, a magnetic field opposite to the direction of the magnetic field of the permanent magnet is generated after the first coil of the permanent magnet brake module is electrified, the permanent magnet brake module loses the suction force on the armature, the suction force generated after the electromagnetic brake module is electrified tightly adsorbs the permanent magnet brake module, unlocking is realized, even the permanent magnet brake module can be assisted to pull back under the action force of the elastic part, the unlocking effect is improved, and the permanent magnet brake module is separated from the armature. After the action (after separation) is realized, the power supply of the permanent magnet braking module can be cut off, meanwhile, the power supply voltage of the electromagnetic braking module is reduced (can be reduced to 1/3), as long as the attraction of a permanent magnet on the permanent magnet braking module to an armature iron can be overcome, the permanent magnet braking module is stably pulled, the elastic piece can assist in pulling the permanent magnet braking module, the total heating power is only the power of the electromagnetic braking module after being reduced to 1/3 of the voltage, the total heating power is about 1/9 of the rated power of the electromagnetic braking module, the energy is saved, the heating is small, the magnetic force attenuation caused by the overheating of magnetic steel of the permanent magnet braking module can be avoided, and the service life is prolonged.
Description of the drawings:
FIG. 1 is a schematic structural view of a first embodiment of the present invention;
FIG. 2 is a schematic view of the embodiment of FIG. 1 illustrating pull-in braking;
FIG. 3 is a schematic view of the working magnetic circuit of the present invention;
FIG. 4 is a schematic view of an installation form of the present invention;
FIG. 5 is a schematic view of the second embodiment of the present invention;
fig. 6 is a schematic diagram of the three installation forms of the present invention.
The specific implementation mode is as follows:
the conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
With reference to fig. 1, 2, 3, 4, 5, 6, it is that the utility model discloses preferred embodiment is the intention, the utility model relates to an electromagnetism permanent magnetism combination brake, including armature 1 and be used for actuation or release armature's permanent magnetism braking module 2 to and still including electromagnetic braking module 3, electromagnetic braking module 3 and armature 1, permanent magnetism braking module 2 coaxial assembly together, permanent magnetism braking module 2 restriction is in the geometric space that armature 1 and electromagnetic braking module 3 confirmed together, and permanent magnetism braking module 2 can be at armature 1 and electromagnetic braking module 3 between axial displacement, satisfy braking and release requirement. The electromagnetic braking module 3 is used for attracting the permanent magnet braking module 2 to be far away from the armature 1, and a braking state or a releasing state is established for the electromagnetic permanent magnet combined brake through the cooperation of the electromagnetic braking module 3 and the permanent magnet braking module 2.
As shown in fig. 4, the permanent magnet braking module 2 is connected to the electromagnetic braking module 3 through the elastic member 4, so that a pretension force can be obtained, and the permanent magnet braking module 2 normally leans against the electromagnetic braking module 3; preferably, the elastic member 4 is a butterfly spring or a plate spring, the elastic member 4 is embedded between the permanent magnet braking module 2 and the electromagnetic braking module 3, and the elastic member 4 supports the permanent magnet braking module 2 and guides the permanent magnet braking module 2 to move, thereby achieving the effects of limitation and attraction. As shown in fig. 5 and 6, the permanent magnet braking module 2 can be connected with the electromagnetic braking module 3 through a guide structure to provide limiting orientation, so that the permanent magnet braking module 2 is ensured to move axially, and the braking and releasing requirements are met. As shown, the guide structure may be a pin and guide hole combination (shown in fig. 5) or a step surface combination (shown in fig. 6). As shown in fig. 5, the permanent magnet braking module may be provided with a corresponding guide hole 27, the electromagnetic braking module is correspondingly provided with a corresponding protruding pin 33, and the guide hole 27 and the pin 33 are assembled in an aligned manner, so that the permanent magnet braking module 2 and the electromagnetic braking module 3 can be conveniently connected and combined, and the permanent magnet braking module 2 can freely move in an axial direction under the guide of the guide, thereby meeting the braking and releasing requirements. As shown in fig. 6, the permanent magnet braking module 2 and the electromagnetic braking module 3 are provided with step surfaces a capable of being matched with each other, and the axial size of the matched parts meets the requirements of the permanent magnet braking module 2 for braking and releasing movement, for example, the step surfaces may have multiple surfaces or double flat positions, and the like, which is not limited herein, and the same braking effect can also be achieved.
Further, the permanent magnet braking module 2 includes a magnetic conductive casing 21, an iron core 22, a first coil 23 and a permanent magnet 24, and the magnetic conductive casing 21 and the iron core 22 are combined together to form a permanent magnet braking geometric body, which is convenient for integral movement. The first coil 23 and the permanent magnet 24 are embedded in the permanent magnet braking geometry, and two magnetic poles of the permanent magnet 24 are respectively attached to the magnetic conductive shell 21 and the iron core 22, so that a first magnetic force end is formed at one end of the permanent magnet braking geometry facing the armature 1; the first coil 23 generates a magnetic field with the direction opposite to or the same as that of the magnetic field of the permanent magnet after being electrified, wherein the magnetic field with the direction opposite to that of the magnetic field of the permanent magnet can be generated after the first coil 23 is electrified, so that the magnetic force of the permanent magnet can be overcome for releasing; when the first coil 23 is electrified to generate a magnetic field with the same direction as the magnetic field of the permanent magnet, the attracting braking force can be improved by cooperation with the magnetic force of the permanent magnet, and specifically, the direction of the electrified current of the first coil 23 can be changed. The electromagnetic braking module 3 has a magnetic yoke 31 and a second coil 32 disposed on the magnetic yoke 31, and a magnetic field generated by energizing the second coil 32 causes one end of the magnetic yoke 31 facing the permanent magnetic braking module 2 to form a second magnetic end, and the second magnetic end is used to drive the permanent magnetic braking module 2 to be away from the armature 1.
Fig. 4 shows that, in operation, the present invention is combined with a motor or other functional moving body, and the armature 1 moves along with the motor or other functional moving body. It is shown in the figure, the utility model discloses a middle part has the installation shaft hole, realizes cup jointing the installation, and armature 1 then through 11 cooperation screws lockings of radial screw to corresponding axis of rotation (like the motor shaft), realizes fixedly and the follow-up. The utility model discloses when the brake state, first coil 23 of permanent magnetism braking module 2 and electromagnetic braking module 3's second coil 32 do not all switch on, at this moment, on permanent magnetism braking module 2 adsorbed armature through the magnetic force of permanent magnet, stop armature and rotate, realize the braking function, elastic component 4 follows deformation this moment and holds power. When the brake is in a release state, the first coil 23 of the permanent magnet brake module 2 and the second coil 32 of the electromagnetic brake module 3 are simultaneously electrified, the first coil of the permanent magnet brake module generates a magnetic field with a direction opposite to that of the magnetic field of the permanent magnet after being electrified, the permanent magnet brake module loses the attraction force on the armature, the attraction force generated after the electromagnetic brake module is electrified tightly adsorbs the permanent magnet brake module, the unlocking is realized, and the armature is released and can rotate freely. The permanent magnet brake module 2 can be pulled back under the action of the elastic piece 4, and the working power of the electromagnetic brake module 3 can be further reduced.
In this embodiment, the magnetic conductive shell 21 and the iron core 22 are arranged in an inner-outer ring relationship, an inner groove 25 is formed on the permanent magnet braking geometry, and an adsorption plane 251 is formed on the inner bottom surface of the inner groove 25; the magnetic yoke 31 of the electromagnetic braking module 3 is provided with a raised column 311, the column 311 is embedded into the inner groove 25, the column 311 is provided with a coil groove with an opening facing the inner groove 25, the second coil 32 is embedded into the coil groove, the end surface of the column 311 forms a second magnetic end, the second magnetic end is matched and attracted with the adsorption plane 251, the structure is convenient to combine and align, the product body shape can be optimized, and stable and reliable work can be obtained. In this embodiment, the first magnetic end is provided with a filler 26, when the permanent magnet braking module 2 attracts the armature, the filler 26 makes frictional contact with the armature 1, and the filler 26 is a wear-resistant material or a brake pad of a high-friction system.
The utility model adopts the above structure after, accessible electromagnetic braking module 3 comes to establish brake state or release state for electromagnetism permanent magnetism combination brake with the cooperation of permanent magnetism braking module 2, and under the release state, can break the power of permanent magnetism braking module, reduce the mains voltage of electromagnetic braking module simultaneously (can fall to 1/3), as long as can overcome the appeal of the permanent magnet on the permanent magnetism braking module to armature, hold permanent magnetism braking module stably, still can reduce power under the cooperation of elastic component, total heating power only reduces the power behind 1/3 voltage by the electromagnetic braking module this moment, about 1/9 of its rated power, energy-conservation, it is little to generate heat, and can not take place the overheated and magnetic attenuation that leads to of magnet steel of permanent magnetism braking module, prolonged service life.
Although the preferred embodiments of the present invention have been described in connection with the accompanying drawings, the present invention should not be limited to the exact construction and operation as described and illustrated, and many equivalent modifications and variations of the above-described embodiments may be made by logical analysis, reasoning or limited experimentation by those skilled in the art without departing from the spirit and scope of the present invention, which should fall within the scope of the claims.
Claims (6)
1. An electromagnetic and permanent magnet combined brake comprises an armature (1) and a permanent magnet braking module (2) used for attracting or releasing the armature, and is characterized by further comprising an electromagnetic braking module (3), wherein the electromagnetic braking module (3) is coaxially assembled with the armature (1) and the permanent magnet braking module (2), the permanent magnet braking module (2) is limited in a geometric space determined by the armature (1) and the electromagnetic braking module (3), and the permanent magnet braking module (2) can axially move between the armature (1) and the electromagnetic braking module (3); the electromagnetic braking module (3) is used for attracting the permanent magnetic braking module (2) to be far away from the armature (1), and a braking state or a releasing state is established for the electromagnetic permanent magnetic combined brake through the cooperation of the electromagnetic braking module (3) and the permanent magnetic braking module (2).
2. The electromagnetic permanent magnet combination brake of claim 1, characterized in that: the permanent magnet braking module (2) comprises a magnetic conduction shell (21), an iron core (22), a first coil (23) and a permanent magnet (24), the magnetic conduction shell (21) and the iron core (22) are combined together to form a permanent magnet braking geometric body, the first coil (23) and the permanent magnet (24) are embedded in the permanent magnet braking geometric body, two magnetic poles of the permanent magnet (24) are respectively attached to the magnetic conduction shell (21) and the iron core (22), and a first magnetic force end is formed at one end, facing the armature (1), of the permanent magnet braking geometric body; the first coil (23) generates a magnetic field with the direction opposite to or the same as that of the magnetic field of the permanent magnet after being electrified; the electromagnetic braking module (3) is provided with a magnetic yoke (31) and a second coil (32) arranged on the magnetic yoke (31), and a magnetic field generated after the second coil (32) is electrified enables one end, facing the permanent magnetic braking module (2), of the magnetic yoke (31) to form a second magnetic force end, and the second magnetic force end is used for driving the permanent magnetic braking module (2) to be far away from the armature (1).
3. The electromagnetic permanent magnet combination brake of claim 2, characterized in that: the magnetic conduction shell (21) and the iron core (22) are arranged according to the relation of an inner ring and an outer ring, an inner groove (25) is arranged on the permanent magnet braking geometric body, and an adsorption plane (251) is arranged on the inner bottom surface of the inner groove (25); a magnetic yoke (31) of the electromagnetic braking module (3) is provided with a raised table column (311), the table column (311) is embedded into the inner groove (25), a coil groove with an opening facing the inner groove (25) is formed in the table column (311), the second coil (32) is embedded into the coil groove, a second magnetic end is formed on the end face of the table column (311), and the second magnetic end is matched with the adsorption plane (251) for attraction.
4. An electromagnetic and permanent magnet combination brake as claimed in claim 1 or 2, characterized in that: the permanent magnet braking module (2) is connected with the electromagnetic braking module (3) through an elastic piece (4), the elastic piece (4) is a butterfly spring piece or a plate spring piece, and the elastic piece (4) is embedded between the permanent magnet braking module (2) and the electromagnetic braking module (3).
5. An electromagnetic and permanent magnet combination brake as claimed in claim 1 or 2, characterized in that: the permanent magnet braking module (2) is connected with the electromagnetic braking module (3) through a guide structure, and the guide structure is formed by combining a pin shaft and a guide hole or combining a step surface.
6. The electromagnetic permanent magnet combination brake of claim 2, characterized in that: the first magnetic end is provided with a filler (26), and when the permanent magnet brake module (2) attracts the armature, the filler (26) is in friction contact with the armature (1).
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223276496.4U CN218817727U (en) | 2022-12-07 | 2022-12-07 | Electromagnetic permanent magnet combined brake |
DE202023105587.7U DE202023105587U1 (en) | 2022-12-07 | 2023-09-26 | Combination brake made of electromagnet and permanent magnet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223276496.4U CN218817727U (en) | 2022-12-07 | 2022-12-07 | Electromagnetic permanent magnet combined brake |
Publications (1)
Publication Number | Publication Date |
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CN218817727U true CN218817727U (en) | 2023-04-07 |
Family
ID=87266836
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223276496.4U Active CN218817727U (en) | 2022-12-07 | 2022-12-07 | Electromagnetic permanent magnet combined brake |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN218817727U (en) |
DE (1) | DE202023105587U1 (en) |
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2022
- 2022-12-07 CN CN202223276496.4U patent/CN218817727U/en active Active
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2023
- 2023-09-26 DE DE202023105587.7U patent/DE202023105587U1/en active Active
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DE202023105587U1 (en) | 2023-10-30 |
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