CN202817988U - Brake motor - Google Patents
Brake motor Download PDFInfo
- Publication number
- CN202817988U CN202817988U CN 201220232068 CN201220232068U CN202817988U CN 202817988 U CN202817988 U CN 202817988U CN 201220232068 CN201220232068 CN 201220232068 CN 201220232068 U CN201220232068 U CN 201220232068U CN 202817988 U CN202817988 U CN 202817988U
- Authority
- CN
- China
- Prior art keywords
- motor
- brake
- rotating shaft
- electric machine
- main shaft
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model relates to a brake motor. The brake motor comprises a housing assembly, a motor spindle, a stator frame and a rotor frame which are fixedly arranged inside the housing assembly, brake blocks arranged inside the housing assembly and used for braking the motor spindle , a rotating shaft fixedly connected with the rotor frame, brake locking pieces arranged inside the housing assembly and fixedly connected with the motor spindle, a motor cross shaft radially connected to the rotating shaft, and a reset spring arranged between the rotating shaft and the motor spindle. When the brake motor is electrified and outputs power, the rotor frame drives the motor cross shaft to turn, and by cooperation of a guiding oblique plane, drives the brake locking pieces and the motor spindle to perform axial movement away from the brake blocks, and if locking is released, power can be output through the motor spindle without an additional electronic component and energy consumption; when the brake motor is powered off, the rotor frame has no power input, the motor spindle is reset under the driving of the reset spring, and is braked by the brake blocks; and the motor brake has the advantages of little energy consumption, long service life, and rapid and accurate braking.
Description
Technical field
The utility model relates to electric machine structure, more particularly, relates to a kind of brake motor.
Background technology
Along with industrial expansion, the use of motor in industry-by-industry, occasion is more and more extensive.Brake motor particularly, its purposes is very extensive, all sees its figure in various plant equipment,, leather machine mechanical such as elevating mechanism, ceramic printing machinery, application, wheelchair, electric motor car etc.
The electrode main shaft that existing brake motor generally includes casing assembly, stretch out to extension, be fixed on stator frame in the casing assembly, rotor rack etc. in casing assembly.At stator frame the motor winding is set, at rotor rack magnet is set simultaneously, drive the rotor rack rotation by magnet with the outputting power that cooperates to come of motor winding, and then the drive motor main shaft rotates the output of realization power.For realize brake motor immediately, accurately brake, the afterbody at brake motor arranges an electromagnetism brake holding usually, motor winding when energising, electromagnetism brake holding energising adhesive, do not brake motor normal rotation outputting power this moment to motor; When the motor winding cut off the power supply, electromagnetism brake holding outage promoted brake block and brakes under the effect of spring.
This brake motor of prior art when electric machine rotation, all the time at consumed energy, has brought energy-conservation problem owing to use the electromagnetism brake holding; And more electronic unit need to be set come control to the electromagnetism brake holding, and electronic devices and components belong to consumable accessory, have reduced the useful life of motor, are unfavorable for long-term use.
The utility model content
The technical problems to be solved in the utility model is, provides a kind of mechanical structure of utilizing to cooperate the brake motor that brakes, need not extra electron device and energy loss.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of brake motor, comprise casing assembly, the electric machine main shaft that extends outward in described casing assembly, be fixedly installed on and be provided with the stator frame of motor winding in the described casing assembly and be provided with magnet and the rotor rack of axial restraint; Described magnet cooperates the described rotor rack of drive to rotate and then drive described electric machine main shaft rotation with described motor winding; Described brake motor also comprise be arranged on brake block, the rotating shaft that is fixedly connected with described rotor rack of described electric machine main shaft being braked in the described casing assembly, be arranged on the braking locking block that is fixedly connected with described electric machine main shaft in the described casing assembly, radially be connected to the motor transverse axis in the described rotating shaft and be arranged on described rotating shaft and described electric machine main shaft between back-moving spring;
Described braking locking block is provided with the guiding surface that cooperates with described motor transverse axis, described rotor rack drives described rotating shaft and rotates, and then driving described motor transverse axis rotation, described motor transverse axis cooperates the described electric machine main shaft of promotion to leave the axial motion of described brake block with described guiding surface.
In brake motor of the present utility model, described casing assembly comprise hollow cylinder-like shell main body, the described housing main body both ends of the surface of sealing go out shaft-cup and bonnet; Described electric machine main shaft goes out shaft-cup and stretches out described housing main body from described.
In brake motor of the present utility model, described brake block is fixedly installed on the described inboard that goes out shaft-cup;
Electric machine main shaft comprises stretching out and describedly goes out the main shaft section of shaft-cup and be arranged on brake disc in the described housing main body; Described brake disc cooperates brake with described brake block.
In brake motor of the present utility model, described electric machine main shaft be provided with axial hole, described back-moving spring is arranged in the described axial hole; And an end of described rotating shaft inserts described axial hole and suppresses described back-moving spring.
In brake motor of the present utility model, described back-moving spring and described rotating shaft end are provided with steel ball.
In brake motor of the present utility model, the installation portion of described stator frame for extending internally at described bonnet; Described motor winding is fixedly installed on the described installation portion; Be connected by bearing between described rotating shaft and described motor winding and the bonnet.
In brake motor of the present utility model, described rotor rack is provided with radially installing hole away from a side of described stator frame; Described motor transverse axis is fixedly mounted in the described radially installing hole.
In brake motor of the present utility model, described rotor rack also is provided with the axial pin-and-hole that is communicated with described radially installing hole; Described axial pin-and-hole is provided with the alignment pin that holds out against described motor transverse axis.
In brake motor of the present utility model, the motor transverse axis is two sections, is separately positioned on the both sides of described rotating shaft.
In brake motor of the present utility model, described braking locking block is circular, and offers breach at the circumference of described circular braking locking block, and described guiding surface is the circular-arc bottom surface of described breach; When braking state, described motor transverse axis is positioned at its lowest position of described circular-arc bottom surface.
Enforcement the utlity model has following beneficial effect: when brake motor energising outputting power, rotor rack drive motor transverse axis rotates, utilize the cooperation of guiding surface, drive braking locking block and electric machine main shaft are done the axial motion away from brake block, unlock, the electric machine main shaft outputting power be can pass through, extra electronic devices and components and energy loss need not; And when shutting down, rotor rack does not have dynamic input, and electric machine main shaft resets under the drive of back-moving spring, is braked by brake block, can realize braking fast and accurately; Have that energy consumption is little, long service life, the fast and accurately advantage of braking.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of the first embodiment of the utility model brake motor;
Fig. 2 is the schematic top plan view of the braking locking block of the utility model brake motor;
Fig. 3 is the cross-sectional schematic of A-A hatching among Fig. 2;
Fig. 4 is the cross-sectional schematic of B-B hatching among Fig. 2.
Embodiment
As shown in Figure 1, the first embodiment of brake motor of the present utility model, comprise casing assembly 11, electric machine main shaft 12, stator frame 13, rotor rack 14, brake block 15, rotating shaft 16, braking locking block 17, motor transverse axis 18, back-moving spring 19 etc., can be used for that elevating mechanism, ceramic printing machinery, application are mechanical, leather machine, wheelchair, electric motor car or other occasions.
This casing assembly 11 with above-mentioned member storage in wherein, as shown in the figure, comprise hollow cylinder-like shell main body 111, closure main body 111 both ends of the surface go out shaft-cup 112 and bonnet 113.Electric machine main shaft 12 is arranged in the housing main body 111, and stretches out housing main body 111, outputting power from going out shaft-cup 112; Understandable, electric machine main shaft 12 and go out between the shaft-cup 112 to pass through the bearing connection is convenient to the rotation of electric machine main shaft 12.
The formation installation portion and bonnet 113 extends internally is as stator frame 13.Motor winding 20 is fixedly installed on the installation portion, comprises silicon steel sheet and is wound on coil on the silicon steel sheet.Understandable, this stator frame 13 also can be individual member, directly is fixed on bonnet 113 inboard getting final product.
These rotating shaft 16 axial locations are fixed, and an end cooperates with electric machine main shaft 12, and pushing motor main shaft 12 resets.In the present embodiment, this electric machine main shaft 12 is provided with axial hole 121, and an end of rotating shaft 16 is inserted in the axial hole 121; And, in axial hole 121, be provided with back-moving spring 19.This back-moving spring 19 provides elastic restoring force between rotating shaft 16 and electric machine main shaft 12, pushing motor main shaft 12 fits on the brake block 15, realizes brake.Further, between rotating shaft 16 ends and back-moving spring 19, be provided with steel ball 22.
Understandable, the position of this back-moving spring 19 can be carried out conversion as required, for example directly is set in rotating shaft 16 peripheries, and between electric machine main shaft 12 and rotor rack 14, as long as elastic restoring force can be provided, pushing motor main shaft 12 moves to brake block 15 directions and gets final product.
This brake block 15 is fixedly installed on out the inboard of shaft-cup 112; Corresponding, this electric machine main shaft 12 comprises the main shaft section 122 of stretching out shaft-cup 112 and is arranged on brake disc 123 in the housing main body 111.This brake disc 123 cooperates with brake block 15, realizes the braking to electric machine main shaft 12.
In the present embodiment, utilize mechanical structure to come drive motor main shaft 12 away from brake block 15, this mechanical structure comprises the motor transverse axis 18 that radially is connected in the rotating shaft 16 and is arranged on the braking locking block 17 that is fixedly connected with electric machine main shaft 12 in the casing assembly 11.
Concrete, this braking locking block 17 is fixedly connected with electric machine main shaft 12, is provided with guiding surface, cooperates with motor transverse axis 18, and drive motor main shaft 12 leaves brake block 15.Shown in Fig. 2-4, this braking locking block 17 is roughly circular.Circumference at this circular braking locking block 17 offers breach 171.This guiding surface is the circular-arc bottom surface 122 of breach 171.When braking state, motor transverse axis 18 is positioned at its lowest position of circular-arc bottom surface 122; When being in rotary state, because the axial location of motor transverse axis 18 is fixed, rotor rack 14 drives rotating shaft 16 and rotates, drive motor transverse axis 18 rotates simultaneously, under the cooperation of guiding surface, must promote braking locking block 17 and axially move, and then drive motor main shaft 12 leaves brake block 15.
Be provided with radially installing hole 141 at rotor rack 14 away from a side of stator frame 13, motor transverse axis 18 is fixedly mounted on radially in the installing hole 141.As shown in the figure, the motor transverse axis 18 of present embodiment is two sections, lays respectively at the both sides of rotating shaft 16.Further, for so that motor transverse axis 18 is more stable, on rotor rack 14, also be provided with the axial pin-and-hole 142 that is communicated with installing hole 141 radially, axially being provided with the alignment pin that holds out against motor transverse axis 18 in the pin-and-hole 142, to prevent rocking of motor transverse axis 18.
Understandable, being connected between motor transverse axis 18 and rotating shaft 16, the stator frame 13 can be adopted alternate manner, for example by the coupling piece of a threeway, motor transverse axis 18 is fixedly mounted on the stator frame 13.
When brake motor access power supply, 20 energisings of motor winding produce magnetic fields, cooperate with magnet 21 on the rotor rack 14, produce the power that drive rotor frame 14 is rotated, 14 rotations of drive rotor frame.At this moment, rotor rack 14 drives rotating shaft 16 and rotates, and then the motor transverse axis 18 that drives in the rotating shaft 16 rotates, motor transverse axis 18 is under the cooperation of the guiding surface of braking locking block 17, promoting braking locking block 17 axially moves, and then drive motor main shaft 12 does the axial motion of leaving brake block 15, and then electric machine main shaft 12 outputting power under the drive of motor transverse axis 18.
When deenergization, rotor rack 14 has lost the power that is rotated further, and at this moment, under the promotion of the reset response power of back-moving spring 19, pushing motor main shaft 12 fits on the brake block 15, brakes; Simultaneously, braking locking block 17 is synchronized with the movement with electric machine main shaft 12, so that motor transverse axis 18 is reset to its lowest position of the guiding surface of braking locking block 17.
This brake motor need not extra electronic devices and components in the process of brake, releasing brake, reduced greatly energy consumption, has prolonged useful life.
Understandable, above embodiment has only expressed preferred implementation of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim; Should be noted that, for the person of ordinary skill of the art, without departing from the concept of the premise utility, can carry out independent assortment to above-mentioned technical characterstic, can also make some distortion and improvement, these all belong to protection range of the present utility model; Therefore, all equivalents and modifications of doing with the utility model claim scope all should belong to the covering scope of the utility model claim.
Claims (10)
1. brake motor comprises casing assembly, the electric machine main shaft that extends outward, is fixedly installed on and is provided with the stator frame of motor winding in the described casing assembly and is provided with magnet and the rotor rack of axial restraint in described casing assembly; Described magnet cooperates the described rotor rack of drive to rotate and then drive described electric machine main shaft rotation with described motor winding; It is characterized in that, described brake motor also comprise be arranged on brake block, the rotating shaft that is fixedly connected with described rotor rack of described electric machine main shaft being braked in the described casing assembly, be arranged on the braking locking block that is fixedly connected with described electric machine main shaft in the described casing assembly, radially be connected to the motor transverse axis in the described rotating shaft and be arranged on described rotating shaft and described electric machine main shaft between back-moving spring;
Described braking locking block is provided with the guiding surface that cooperates with described motor transverse axis, described rotor rack drives described rotating shaft and rotates, and then driving described motor transverse axis rotation, described motor transverse axis cooperates the described electric machine main shaft of promotion to leave the axial motion of described brake block with described guiding surface.
2. brake motor according to claim 1 is characterized in that, described casing assembly comprise hollow cylinder-like shell main body, the described housing main body both ends of the surface of sealing go out shaft-cup and bonnet; Described electric machine main shaft goes out shaft-cup and stretches out described housing main body from described.
3. brake motor according to claim 2 is characterized in that, described brake block is fixedly installed on the described inboard that goes out shaft-cup;
Electric machine main shaft comprises stretching out and describedly goes out the main shaft section of shaft-cup and be arranged on brake disc in the described housing main body; Described brake disc cooperates brake with described brake block.
4. brake motor according to claim 3 is characterized in that, described electric machine main shaft is provided with axial hole, and described back-moving spring is arranged in the described axial hole; And an end of described rotating shaft inserts described axial hole and suppresses described back-moving spring.
5. brake motor according to claim 4 is characterized in that, described back-moving spring and described rotating shaft end are provided with steel ball.
6. brake motor according to claim 2 is characterized in that, the installation portion of described stator frame for extending internally at described bonnet; Described motor winding is fixedly installed on the described installation portion; Be connected by bearing between described rotating shaft and described motor winding and the bonnet.
7. each described brake motor is characterized in that according to claim 1-6, and described rotor rack is provided with radially installing hole away from a side of described stator frame; Described motor transverse axis is fixedly mounted in the described radially installing hole.
8. brake motor according to claim 7 is characterized in that, described rotor rack also is provided with the axial pin-and-hole that is communicated with described radially installing hole; Described axial pin-and-hole is provided with the alignment pin that holds out against described motor transverse axis.
9. brake motor according to claim 7 is characterized in that, the motor transverse axis is two sections, is separately positioned on the both sides of described rotating shaft.
10. each described brake motor is characterized in that according to claim 1-6, and described braking locking block is circular, and offers breach at the circumference of described circular braking locking block, and described guiding surface is the circular-arc bottom surface of described breach; When braking state, described motor transverse axis is positioned at its lowest position of described circular-arc bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220232068 CN202817988U (en) | 2012-05-22 | 2012-05-22 | Brake motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220232068 CN202817988U (en) | 2012-05-22 | 2012-05-22 | Brake motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202817988U true CN202817988U (en) | 2013-03-20 |
Family
ID=47876796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220232068 Expired - Fee Related CN202817988U (en) | 2012-05-22 | 2012-05-22 | Brake motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202817988U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532296A (en) * | 2013-10-24 | 2014-01-22 | 宁波市海誉机电科技有限公司 | Braking assembly of tubular motor |
| CN108571614A (en) * | 2018-07-11 | 2018-09-25 | 李伟 | A kind of spring reset Electric Actuator drive mechanism and its working method |
| CN110365141A (en) * | 2019-05-31 | 2019-10-22 | 南京康尼智能技术有限公司 | The straight drive hub motor of wheel-chair |
-
2012
- 2012-05-22 CN CN 201220232068 patent/CN202817988U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532296A (en) * | 2013-10-24 | 2014-01-22 | 宁波市海誉机电科技有限公司 | Braking assembly of tubular motor |
| CN103532296B (en) * | 2013-10-24 | 2015-12-23 | 宁波市海誉机电科技有限公司 | Tubular motor brake assembly |
| CN108571614A (en) * | 2018-07-11 | 2018-09-25 | 李伟 | A kind of spring reset Electric Actuator drive mechanism and its working method |
| CN110365141A (en) * | 2019-05-31 | 2019-10-22 | 南京康尼智能技术有限公司 | The straight drive hub motor of wheel-chair |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102570755B (en) | Spherical motor | |
| CN202817988U (en) | Brake motor | |
| CN103821855A (en) | Integrated electric wheel system with excitation-free electromagnetic parking braking device | |
| CN208479361U (en) | A kind of outer outer rotor hub motor that electromagnetic brake is housed | |
| CN103208881B (en) | A kind of axial switch magnetic resistance gearless machine | |
| CN205336028U (en) | In -wheel motor brake | |
| CN104600889A (en) | Hub motor power generation integrated machine | |
| CN202068274U (en) | Outer rotor generator of electric car | |
| CN206799062U (en) | Electromgnetic seat brake | |
| CN103490555B (en) | A kind of single eccentric shaft formula engagement motor | |
| CN211239582U (en) | High-speed direct-current brushless motor for automobile brake system | |
| CN102780311A (en) | Ball screw linear driver for built-in permanent magnet synchronous motor | |
| CN207518448U (en) | A kind of Novel winding machine for electrical-coil | |
| CN202946543U (en) | Permanent magnet biased magnetic bearing | |
| CN116624530A (en) | Novel electromechanical actuating mechanism | |
| CN103121400B (en) | In-wheel motor and elec. vehicle | |
| CN202840800U (en) | Motor with brake | |
| CN202309261U (en) | Chicken-feet-type sliding motor for electric bicycle | |
| CN205792017U (en) | A kind of electromagnetic type brake unit of 4 wheel driven transfer case motor | |
| CN203278583U (en) | Machine tool main shaft AC (alternating current) permanent magnet synchronous motor | |
| CN202721549U (en) | Ball screw linear driver for built-in permanent magnet synchronous motor | |
| CN203558686U (en) | Traction machine of box type shell structure with drive externally arranged | |
| CN102810960A (en) | Outer rotor generator of electric car | |
| CN202319875U (en) | In-wheel motor and electric vehicle | |
| CN207896798U (en) | A kind of servo motor structure for wind electricity change paddle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20180522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |