CN106594127B - A kind of electromagnetic brake with absolute coil - Google Patents
A kind of electromagnetic brake with absolute coil Download PDFInfo
- Publication number
- CN106594127B CN106594127B CN201611253893.6A CN201611253893A CN106594127B CN 106594127 B CN106594127 B CN 106594127B CN 201611253893 A CN201611253893 A CN 201611253893A CN 106594127 B CN106594127 B CN 106594127B
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- CN
- China
- Prior art keywords
- yoke
- magnetic yoke
- magnetic
- outer ring
- coil
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electromagnets (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention relates to electromagnetic brake technical fields, specially a kind of electromagnetic brake with absolute coil, including magnetic yoke, coil, armature, tripping spring, brake disc and end cap, the magnetic yoke is split type structure, including the yoke body for coil described in winding, magnetic yoke outer ring on the outside of the yoke body and the magnetic yoke end body for connecting the yoke body Yu the magnetic yoke outer ring, the magnetic yoke outer ring is equipped with the through-hole for accommodating the yoke body and is fixed in the end cap by adjusting bolt, magnetic yoke end body is to be removably mounted on the end face of the side of the magnetic yoke outer ring far from the end cap.The present invention is by yoke design at split type structure, magnetic yoke can be made individually to dismantle easily to take out coil out of electromagnetic brake and carry out repair and replacement, and it can guarantee that the size of gaps of the electromagnetic brake in maintenance remains unchanged, without readjusting after maintenance, maintenance speed is substantially increased.
Description
Technical field
The present invention relates to electromagnetic brake technical field, specially a kind of electromagnetic brake with absolute coil.
Background technique
Existing electromagnetic brake is generally made of magnetic yoke, coil, armature and brake disc.When brake coil is powered,
Coil, which generates magnetic field, makes armature be drawn to magnetic yoke, armature and braking disk detachment, and at this moment transmission shaft drives brake disc normally to start operating；
Magnetic field disappears when the coil is de-energized, and armature is released, and spring is pressed on armature and compresses the friction plate in brake disc, rubs to generate
It wipes torque and achievees the purpose that braking.Coil is easy to happen the problems such as short circuit, open circuit in use, inconvenient when maintenance.
Summary of the invention
The object of the present invention is to provide a kind of electromagnetic brakes with absolute coil, being capable of independent disassembling more emat coil.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of electricity with absolute coil
Magnetic brake, including magnetic yoke, coil, armature, tripping spring, brake disc and end cap, the coil are mounted in the magnetic yoke, institute
It states armature and the brake disc is located between the magnetic yoke and the end cap, the tripping spring is pushed away to the magnetic yoke direction is left
It moves the armature compression brake disc to be braked, the magnetic yoke is split type structure, including for coil described in winding
Yoke body, the magnetic yoke outer ring on the outside of the yoke body and for connecting the yoke body and the magnetic yoke outer ring
Magnetic yoke end body, the magnetic yoke outer ring is equipped with the through-hole for accommodating the yoke body and by adjusting described in bolt is fixed in
On end cap, magnetic yoke end body is to be removably mounted on the end face of the side of the magnetic yoke outer ring far from the end cap, institute
Stating yoke body is the centre for being detachably arranged on the body of the magnetic yoke end and being located at the magnetic yoke outer ring, the yoke body
Lateral surface and the magnetic yoke outer ring medial surface between form gap, the outer wall of the yoke body and the magnetic yoke outer ring
The holding tank for placing the coil is formed between inner wall and the end face of magnetic yoke end body.
Preferably, the yoke body is mounted on magnetic yoke end body along the direction that the armature is directed toward the magnetic yoke
On, and the limit by the direction；Magnetic yoke end body is mounted on the magnetic yoke along the direction that the magnetic yoke is directed toward the armature
Limit on outer ring and by the direction.
Preferably, the end face of the magnetic yoke outer ring is equipped with the counterbore of recess, magnetic yoke end body is mounted on described heavy
In hole, the counterbore and the counterbore are concentric holes, and the diameter of the counterbore is greater than the diameter of the through-hole, sets in the counterbore
The mobile limited step of restricted magnetic yoke end body.
Preferably, magnetic yoke end body includes the mounting portion being installed in the counterbore and is installed on shape in the through-hole
At the blocking portion of the slot bottom of the holding tank, the mounting portion and the blocking portion are located on same axis, the mounting portion
Diameter is greater than the diameter of the blocking portion.
Preferably, the axle center of magnetic yoke end body sets the mounting hole for installing the yoke body, the mounting hole
Opening be arranged on the blockings end surface, the end of the yoke body is equipped with the grafting of grafting in the mounting hole
Portion, the diameter of the plug division are less than the diameter of the yoke body.
Preferably, the plug division is equipped with to the positioning region of radial direction protrusion, the mounting hole is interior to be equipped with along axial direction
The guide groove of setting, the plug division grafting in the mounting hole when the positioning region along the guide groove enter the mounting hole
It is interior；Circumferentially arranged limiting slot is additionally provided in the mounting hole, one end of the limiting slot is connected to the guide groove, the other end
Equipped with limiting section, when the plug division grafting in the mounting hole after, rotating the plug division makes the positioning region from guide groove
It inside turns in the limiting slot and carries out the positioning of axial direction.
Preferably, the gap of 0.2mm-0.5mm is formed between the end face of the plug division and the bottom hole of the mounting hole,
And the end of the plug division is equipped with divided magnetic ring.
Preferably, the one end of the yoke body being located in the through-hole is equipped with limit stop ring, the yoke body
On be arranged with movable retaining ring, the activity relatively described limit stop ring of retaining ring is moved axially along the yoke body, the limit
Retaining ring and the movable retaining ring are connected with elastic component.
Preferably, the limit stop ring is an integral structure with the yoke body.
Beneficial effects of the present invention: yoke design at split type structure, can be such that magnetic yoke individually dismantles with side by the present invention
Just coil is taken out out of electromagnetic brake and carries out repair and replacement, and can guarantee the air gap of the electromagnetic brake in maintenance
Size remains unchanged, and without readjusting after maintenance, substantially increases maintenance speed.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of magnetic yoke end body in the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of yoke body in the embodiment of the present invention；
Fig. 4 is the partial enlarged view in Fig. 3 at A；
In figure: 1- magnetic yoke, 11- yoke body, 111- magnetic-conductance portion, the plug division 112-, the positioning region 1121-, 113- limiting block
Circle, 114- activity retaining ring, 115- elastic component, 116- divided magnetic ring, 12- magnetic yoke end body, 121- mounting portion, 122- blocking portion, 123-
Mounting hole, 124- guide groove, 125- limiting slot, 126- limiting section, 2- coil, 3- armature, 4- brake disc, 5- end cap.
Specific embodiment
Following specific embodiments are only explanation of the invention, are not limitation of the present invention, art technology
Personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as
All by the protection of Patent Law in scope of the presently claimed invention.
Embodiment: as shown in Figures 1 to 4, a kind of electromagnetic brake with absolute coil, including magnetic yoke 1, coil 2, rank
Iron 3, tripping spring, brake disc 4 and end cap 5, the coil 2 are mounted in the magnetic yoke 1, the armature 3 and the brake disc 4
It is located between the magnetic yoke 1 and the end cap 5, the tripping spring pushes the armature 3 to compress to 1 direction of magnetic yoke is left
The brake disc 4 is braked, the magnetic yoke 1 be split type structure, including for coil 2 described in winding yoke body 11,
Magnetic set on the magnetic yoke outer ring in 11 outside of yoke body and for connecting the yoke body 11 and the magnetic yoke outer ring
Yoke end body 12, the magnetic yoke outer ring are equipped with the through-hole for accommodating the yoke body 11 and are fixed in by adjusting bolt described
On end cap 5, magnetic yoke end body 12 is the end face for being removably mounted on side of the magnetic yoke outer ring far from the end cap 5
On, the yoke body 11 is the centre for being detachably arranged on magnetic yoke end body 12 and being located at the magnetic yoke outer ring, institute
State and form gap between the lateral surface of yoke body 11 and the medial surface of the magnetic yoke outer ring, the outer wall of the yoke body 11 with
The holding tank for placing the coil 2 is formed between the inner wall of the magnetic yoke outer ring and the end face of magnetic yoke end body 12.Institute
It states yoke body 11 to be mounted on magnetic yoke end body 12 along the direction that the armature 3 is directed toward the magnetic yoke 1, and by the direction
Limit.Magnetic yoke end body 12 be mounted on the magnetic yoke outer ring along the direction that the magnetic yoke 1 is directed toward the armature 3 and by
The limit of the direction.
The end face of the magnetic yoke outer ring is equipped with the counterbore of recess, and magnetic yoke end body 12 is mounted in the counterbore, institute
It states counterbore and the counterbore is concentric holes, the diameter of the counterbore is greater than the diameter of the through-hole, is equipped with limitation in the counterbore
The mobile limited step of magnetic yoke end body 12.Magnetic yoke end body 12 includes 121 He of mounting portion being installed in the counterbore
It is installed on the blocking portion 122 that the slot bottom of the holding tank is formed in the through-hole, the mounting portion 121 and the blocking portion 122
On same axis, the diameter of the mounting portion 121 is greater than the diameter of the blocking portion 122.
As shown in Figures 2 and 3, the axle center of magnetic yoke end body 12 sets the mounting hole for installing the yoke body 11
123, the opening of the mounting hole 123 is arranged on 122 end face of blocking portion, and the yoke body 11 includes magnetic-conductance portion 111
With plug division 112, plug division 112 is plugged in the mounting hole 123, the outer sheath wiring circle 2 of magnetic-conductance portion 111.The grafting
The diameter in portion 112 is less than the diameter of the yoke body 11.The plug division 112 is equipped with to the positioning region of radial direction protrusion
1121, the mounting hole 123 is interior to be equipped with axially disposed guide groove 124, and the plug division 112 is plugged on the mounting hole 123
The positioning region 1121 enters in the mounting hole 123 along the guide groove 124 when interior；It is additionally provided in the mounting hole 123 along week
To the limiting slot 125 of setting, one end of the limiting slot 125 is connected to the guide groove 124, and the other end is equipped with limiting section 126, when
After the plug division 112 is plugged in the mounting hole 123, rotating the plug division 112 makes the positioning region 1121 from guide groove
The positioning that axial direction is carried out in the limiting slot 125 is turned in 124.The end face of the plug division 112 and the mounting hole
The gap of 0.2mm-0.5mm is formed between 123 bottom hole, and the end of the plug division 112 is equipped with divided magnetic ring 116, divided magnetic ring
116 be bonded on plug division 112 by adhesive means and with 112 insulation set of plug division.
As shown in Figure 3 and Figure 4, the one end of the yoke body 11 being located in the through-hole is equipped with limit stop ring 113, institute
It states and is arranged with movable retaining ring 114 on yoke body 11, the activity relatively described limit stop ring 113 of retaining ring 114 is along the magnetic yoke
Ontology 11 moves axially, and the limit stop ring 113 is connected with elastic component 115 with the movable retaining ring 114.The limit stop ring
113 are an integral structure with the yoke body 11.Coil 2 is inserted in from the end of the plug division of yoke body 11 112, magnetic yoke sheet
After body 11 is connect with magnetic yoke end body 12, movable retaining ring 114 coil pressing 2 under the elastic force of elastic component 115 avoids coil 2 from loosening.
Claims (4)
1. a kind of electromagnetic brake with absolute coil, including magnetic yoke (1), coil (2), armature (3), tripping spring, braking
Disk (4) and end cap (5), the coil (2) are mounted in the magnetic yoke (1), and the armature (3) and the brake disc (4) are located at
Between the magnetic yoke (1) and the end cap (5), the tripping spring pushes the armature (3) to the magnetic yoke (1) direction is left
It compresses the brake disc (4) to be braked, it is characterised in that: the magnetic yoke (1) is split type structure, including for described in winding
The yoke body (11) of coil (2), the magnetic yoke outer ring (13) being set on the outside of the yoke body (11) and described for connecting
The magnetic yoke end body (12) of yoke body (11) and the magnetic yoke outer ring (13), the magnetic yoke outer ring (13) are equipped with described for accommodating
The through-hole of yoke body (11) is simultaneously fixed on the end cap (5) by adjusting bolt, and magnetic yoke end body (12) is detachable
Ground is mounted on end face of the magnetic yoke outer ring (13) far from the side of the end cap (5), and the yoke body (11) is removable
The centre being mounted on magnetic yoke end body (12) and be located at the magnetic yoke outer ring (13) unloaded, the yoke body (11) it is outer
Gap is formed between side and the medial surface of the magnetic yoke outer ring (13), outside the outer wall of the yoke body (11) and the magnetic yoke
It encloses between the inner wall of (13) and the end face of magnetic yoke end body (12) and forms the holding tank for placing the coil (2), it is described
Yoke body (11) is mounted on magnetic yoke end body (12) along the direction that the armature (3) are directed toward the magnetic yoke (1), and by
The limit of the direction；Magnetic yoke end body (12) is mounted on the magnetic yoke along the direction that the magnetic yoke (1) is directed toward the armature (3)
On outer ring (13) and the limit by the direction, the end face of the magnetic yoke outer ring (13) is equipped with the counterbore of recess, the magnetic yoke
End body (12) is mounted in the counterbore, and the counterbore and the counterbore are concentric holes, and the diameter of the counterbore is greater than described logical
The diameter in hole, the counterbore is interior to be equipped with the mobile limited step of limitation magnetic yoke end body (12), magnetic yoke end body (12) packet
It includes the mounting portion (121) being installed in the counterbore and is installed on the blocking portion for forming the slot bottom of the holding tank in the through-hole
(122), the mounting portion (121) and the blocking portion (122) are located on same axis, and the diameter of the mounting portion (121) is big
Diameter in the blocking portion (122), the axle center of magnetic yoke end body (12) set the peace for installing the yoke body (11)
It fills hole (123), the opening of the mounting hole (123) is arranged on the blocking portion (122) end face, the yoke body (11)
End is equipped with the plug division (112) being plugged in the mounting hole (123), and the diameter of the plug division (112) is less than the magnetic
The diameter of yoke ontology (11), the plug division (112) are equipped with to the positioning region (1121) of radial direction protrusion, the mounting hole
(123) in be equipped with axially disposed guide groove (124), the plug division (112) be plugged on the mounting hole (123) it is interior when described in
Positioning region (1121) enters in the mounting hole (123) along the guide groove (124)；It is additionally provided in the mounting hole (123) along week
To the limiting slot (125) of setting, one end of the limiting slot (125) is connected to the guide groove (124), and the other end is equipped with limiting section
(126), when the plug division (112) be plugged on the mounting hole (123) it is interior after, rotate the plug division (112) make it is described fixed
Position portion (1121) turns in the limiting slot (125) positioning for carrying out axial direction out of guide groove (124).
2. a kind of electromagnetic brake with absolute coil according to claim 1, it is characterised in that: the plug division
(112) gap of 0.2mm-0.5mm, and the plug division (112) are formed between the bottom hole of end face and the mounting hole (123)
End be equipped with divided magnetic ring (116).
3. a kind of electromagnetic brake with absolute coil according to claim 1, it is characterised in that: the yoke body
(11) one end being located in the through-hole is equipped with limit stop ring (113), is arranged with movable retaining ring on the yoke body (11)
(114), movable retaining ring (114) the relatively described limit stop ring (113) moves axially along the yoke body (11), the limit
Position retaining ring (113) and the movable retaining ring (114) are connected with elastic component (115).
4. a kind of electromagnetic brake with absolute coil according to claim 3, it is characterised in that: the limit stop ring
(113) it is an integral structure with the yoke body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611253893.6A CN106594127B (en) | 2016-12-30 | 2016-12-30 | A kind of electromagnetic brake with absolute coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611253893.6A CN106594127B (en) | 2016-12-30 | 2016-12-30 | A kind of electromagnetic brake with absolute coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106594127A CN106594127A (en) | 2017-04-26 |
| CN106594127B true CN106594127B (en) | 2018-12-11 |
Family
ID=58581367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611253893.6A Active CN106594127B (en) | 2016-12-30 | 2016-12-30 | A kind of electromagnetic brake with absolute coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106594127B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0189109B1 (en) * | 1985-01-19 | 1988-04-13 | ROBERT SCHEUFFELE GmbH & Co. KG | Friction brake or clutch |
| CN102661244A (en) * | 2012-05-15 | 2012-09-12 | 中国科学院宁波材料技术与工程研究所 | Wind power generator set and magnetic thixotropic flexible braking device of wind power generator set |
| CN102661245A (en) * | 2012-05-15 | 2012-09-12 | 中国科学院宁波材料技术与工程研究所 | Wind power generator set and yawing-braking magnetic thixotropic flexible braking device of wind power generator set |
| CN204716831U (en) * | 2015-05-25 | 2015-10-21 | 安徽立信电磁离合器有限公司 | The powerless magnetic brake of the braking of a kind of energy power release and electronic recovery braking |
-
2016
- 2016-12-30 CN CN201611253893.6A patent/CN106594127B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0189109B1 (en) * | 1985-01-19 | 1988-04-13 | ROBERT SCHEUFFELE GmbH & Co. KG | Friction brake or clutch |
| CN102661244A (en) * | 2012-05-15 | 2012-09-12 | 中国科学院宁波材料技术与工程研究所 | Wind power generator set and magnetic thixotropic flexible braking device of wind power generator set |
| CN102661245A (en) * | 2012-05-15 | 2012-09-12 | 中国科学院宁波材料技术与工程研究所 | Wind power generator set and yawing-braking magnetic thixotropic flexible braking device of wind power generator set |
| CN204716831U (en) * | 2015-05-25 | 2015-10-21 | 安徽立信电磁离合器有限公司 | The powerless magnetic brake of the braking of a kind of energy power release and electronic recovery braking |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106594127A (en) | 2017-04-26 |
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