CN206517191U - A kind of drag cup brush motor - Google Patents
A kind of drag cup brush motor Download PDFInfo
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- CN206517191U CN206517191U CN201621107385.2U CN201621107385U CN206517191U CN 206517191 U CN206517191 U CN 206517191U CN 201621107385 U CN201621107385 U CN 201621107385U CN 206517191 U CN206517191 U CN 206517191U
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- casing
- plastic cement
- cement disk
- face
- brush motor
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Abstract
The utility model discloses a kind of drag cup brush motor, including stator module, rotor assembly and end-cap assembly, stator module includes casing and is affixed to the magnet steel of casing, rotor assembly includes support and surrounds the cup type copper cash winding of support periphery, support includes plastic cement disk, it is fixedly attached to the rotating shaft of plastic cement disk front end face and is fixedly attached to five pole commutator segments of plastic cement disk rear end face, end-cap assembly is arranged at the open rearward end of casing, the end-cap assembly includes end cap and symmetrically arranged a pair of the silver medal palladium brush on the inside of end cap, casing of the present utility model is made up of machining mode, precision is higher, concentricity is higher when rotor is rotated；Brush uses silver palladium alloy material simultaneously, and resistivity is low, not easy to wear；Rotating shaft is fixed on plastic cement disk by annular knurl copper sheathing, difficult for drop-off；Annular chamfer is set at the opening of end cap, its degree of being firmly combined with casing is enhanced；Electric capacity pcb board is connected with before commutator segment, it can play antispark, increases the effect in life-span.
Description
Technical field
The utility model belongs to machine field, specifically refers to a kind of drag cup brush motor.
Background technology
Hollow-cup motor applies in steering wheel industry, with prominent energy conservation characteristic, sensitive convenient control characteristic and steady
Fixed operation characteristic, as efficient energy conversion device, represents the developing direction of motor, existing DC hollow cup has
The concentricity of the rotor shaft of brush motor is not high, and end cap is easy to fall off, and brush is more fragile, and the rotor scolding tin of motor is easy to fall off, electricity
Machine overall accuracy is relatively low, and the life-span is shorter.
Utility model content
The utility model is in order to overcome the deficiency of prior art, it is proposed that a kind of drag cup brush motor.
The utility model is to solve above-mentioned technical problem by following technical proposals.
A kind of drag cup brush motor, including stator module, rotor assembly and end-cap assembly, the stator module include machine
Shell and the magnet steel for being affixed to casing, the casing are cup-shaped and with a hollow cavity, and casing includes cylindrical lateral wall and disk
Shape front bulkhead, the front bulkhead center of the casing is provided with convex on the inside of rotating shaft punched out, casing rear end opening, the casing front bulkhead
Provided with a tubulose bearing block extended in casing hollow cavity, the front-end and back-end of the tubulose bearing block, which respectively set one, to be used for
The bearing chamber of bearing is installed and fore bearing and rear bearing is separately installed with, the magnet steel is fixedly mounted on the outer of tubulose bearing block
Side, the rotor assembly includes support and surrounds the cup type copper cash winding of support periphery, and cup type copper cash winding is located in casing
Portion and the space on the outside of magnet steel, the support include plastic cement disk, are fixedly attached to the rotating shaft and fixation of plastic cement disk front end face
Five pole commutator segments of plastic cement disk rear end face are connected to, the rotating shaft is arranged on tubulose bearing block by fore bearing and rear bearing
Interior, the cup type copper cash winding is electrically connected provided with five leads, five leads with five pole commutator segments, two neighboring pole commutator segment
Between be connected with electric capacity, the end-cap assembly is arranged at the open rearward end of casing, and the end-cap assembly includes end cap and installation
Symmetrically arranged a pair of the silver medal palladium brush on the inside of end cap, formation electricity connects between five pole commutator segment extends to a pair of silver medal palladium brushes
Touch.
As the improvement of the utility model drag cup brush motor, five pole commutator segments include mutually perpendicular leading portion with after
Section, back segment is parallel to plastic cement disc axis line, and five pole commutator segments are consolidated by being arranged on the rear projection at plastic cement disk rear end face center
Calmly, the leading portion of five pole commutator segments circular array centered on plastic cement disc axis line is uniformly arranged on plastic cement disk rear end face,
Plastic cement disk rear end face is additionally provided with ring-type electric capacity pcb board, the ring-type electric capacity pcb board and is provided with five be spacedly distributed
Described electric capacity, a pair of the leading portion 1 of five leads and five pole commutator segments are electrically connected between pad, five pads
Being welded on five pads for answering forms electrical connection, and the rear end face edge of the plastic cement disk sets oriented end cap direction protrusion
Spaced between five blocks, five blocks, five leads of the cup type copper cash winding are from interval through the plastic cement is justified
Back-end disk face is provided with before the epoxy resin adhesive layer for covering the ring-type electric capacity pcb board and five leads, the plastic cement disk
End face convexed forward is fixed with copper sheathing, copper sheathing secures the above one end of rotating shaft, the copper sheathing into projection before one in preceding projection
Thin in the middle of front and rear two is thick, copper sheathing surface is provided with annular knurl line, provided with the insulation being sleeved in rotating shaft between copper sheathing and rear bearing
Pad.
As the improvement of the utility model drag cup brush motor, the electric capacity is patch capacitor.
As the improvement of the utility model drag cup brush motor, on the plastic cement disk, abut before five pole commutator segments
Section end is provided with the through hole of insertion.
As the improvement of the utility model drag cup brush motor, described magnet steel is columned Neodymium iron boron magnetic material
Component, the magnet steel is provided with the mounting hole for being attached to tubulose bearing block.
As the improvement of the utility model drag cup brush motor, the cup type copper cash winding by alcohol soluble self-adhering enamel-covered wire around
Into using pentagon connection five end to end induction coils of formation, the lead is separately positioned on the two neighboring line of induction
Electrically connected between circle and with two neighboring induction coil.
As the improvement of the utility model drag cup brush motor, the pair of silver-colored palladium brush is fixed on the inside of end cap, silver
Palladium brush is coated with silica gel block, a pair of silver medal palladium brushes are electrically connected a pair in 7 fonts and with a kink in its kink
It is fixed on the pin on the outside of end cap.
It is used as the improvement of the utility model drag cup brush motor, the casing stainless steel component, the cylinder of casing
The thin outer containment wall into for fixing end cap of shape side wall milling at casing rear end opening, the thickness of outer containment wall is less than the cylindric side of casing
The thickness of wall, is connected between casing cylindrical lateral wall and outer containment wall by circular step, and the circular step is located normal to machine
In the plane of shell axial line, an annular chamfer, the tubulose bearing block and casing front end are formed between circular step and outer containment wall
The screw that circular array on magnet steel installation step, the front bulkhead is evenly distributed with multiple insertion front bulkheads is additionally provided between wall
Hole.
As the improvement of the utility model drag cup brush motor, the preceding projection, rear projection, five blocks and plastic cement are justified
Disk is integrally formed.
The beneficial effects of the utility model are that casing of the present utility model is made up of machining mode, and precision is higher,
Set in casing and tubulose bearing block and front and back bearings are installed, concentricity is higher when rotating rotor；Brush is using silver simultaneously
Palldium alloy material, resistivity is low, wearability is good, not easy to wear；Silica gel is equipped with brush bending place, silica gel makes the brush of two panels brush
Away from keeping invariable, it is contacted good, nothing and fall a phenomenon；Rotating shaft is fixed on plastic cement disk by annular knurl copper sheathing, is difficult
Come off；Annular chamfer is set at the opening of end cap, lateral compression is carried out to end cap, its degree of being firmly combined with casing is enhanced；
Electric capacity pcb board is connected with before commutator segment, it can play antispark, increases the effect in life-span；Set on the plastic cement disk of rotor
There is through hole, be easy to soldered ball to flow into through hole, enhance the firmness of welding；The utility model precision is higher in a word, lasts a long time.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of casing of the present utility model.
Fig. 3 is one of structural representation of rotor assembly of the present utility model.
Fig. 4 is the two of the structural representation of rotor assembly of the present utility model.
Circuit diagram when Fig. 5 is utility model works.
Embodiment
The utility model preferred embodiment is provided below in conjunction with the accompanying drawings, to describe the technical solution of the utility model in detail.
Such as Fig. 1 to Fig. 5, a kind of drag cup brush motor, including stator module, rotor assembly and end-cap assembly are described fixed
Sub-component includes casing 1 and is affixed to the magnet steel 10 of casing 1, and the casing 1 is cup-shaped and with a hollow cavity, and casing 1 is wrapped
Cylindrical lateral wall 11 and discoid front bulkhead 12 are included, the center of front bulkhead 12 of the casing 1 is provided with after rotating shaft punched out, casing 1
End opening, the inner side of 1 front bulkhead of casing 12 is convexly equipped with a tubulose bearing block 13 extended in the hollow cavity of casing 1, described
The front-end and back-end of tubulose bearing block 13, which respectively set one, to be used to install the bearing chamber of bearing and is separately installed with fore bearing 14 with after
There are two step bearing chambers at bearing 15, tubulose bearing block two ends, can prevent bearing from coming off, and make whole stator structure more firm；
The magnet steel 10 is fixedly mounted on the outside of tubulose bearing block 13, and the rotor assembly includes support 21 and surrounds support 21 weeks
The cup type copper cash winding 22 of edge, cup type copper cash winding 22 is located at the space of the inside of casing 1 and the outside of magnet steel 10, and the support 21 is wrapped
Plastic cement disk 210 is included, the rotating shaft 211 of the front end face of plastic cement disk 210 is fixedly attached to and is fixedly attached to the rear end of plastic cement disk 210
The five pole commutator segments 212 in face, the rotating shaft 211 is arranged in tubulose bearing block 13 by fore bearing 14 and rear bearing 15, described
Cup type copper cash winding 22 is electrically connected provided with five leads 220, five leads 220 with five pole commutator segments 212, and two neighboring pole is changed
To electric capacity 213 is connected between piece, the end-cap assembly is arranged on the rear end of casing 1, and the end-cap assembly includes the He of end cap 31
Symmetrically arranged a pair of the silver medal palladium brush 32 on end cap 31, five pole commutator segment 212 extends to a pair of silver medal palladium brushes 32
Between formed electrical contact, the silver-colored resistivity of palladium brush 32 is low, wearability is good, greatly prolongs the bulk life time of motor.
Five pole commutator segments 212 include mutually perpendicular leading portion 2121 and back segment 2122, and back segment 2122 is parallel to plastic cement disk
210 axial lines, five pole commutator segments 212 are fixed by being arranged on the rear projection 2101 at the rear end face center of plastic cement disk 210, and five poles are changed
To the leading portion 2121 of piece 212, circular array is uniformly arranged on the rear end of plastic cement disk 210 centered on the axial line of plastic cement disk 210
Face, the rear end face of plastic cement disk 210 is additionally provided with to be provided with ring-type electric capacity pcb board 4, the ring-type electric capacity pcb board 4 to be divided at equal intervals
Described electric capacity 213 is electrically connected between five pads 41 of cloth, five pads 41, electric capacity 213 is patch capacitor, described
Five leads 220 are welded on to be formed on five pads 41 and electrically connected correspondingly with the leading portion 2121 of five pole commutator segments 212, institute
The rear end face edge for stating plastic cement disk 210 is set between five blocks 2102 of oriented end cap direction protrusion, five blocks 2102
Spaced, five leads 220 of the cup type copper cash winding are from interval through the rear end face of plastic cement disk 210, which is provided with, to be covered
Cover the epoxy resin adhesive layer 214 of the ring-type electric capacity pcb board 4 and five leads 220, the work of epoxy resin adhesive layer 214
With being, make the structure of rotor more firm, better reliability；
The front end face convexed forward of plastic cement disk 210 is fixed with copper sheathing into projection before one 2103 in preceding projection 2103
215, two is thick middle thin before and after copper sheathing 215 secures the above one end of rotating shaft 211, the copper sheathing 215, and the surface of copper sheathing 215 is set
Annular knurl line is equipped with, increases and dynamics is combined between rotating shaft and plastic cement disk 210, provided with suit between copper sheathing 215 and rear bearing 15
In the insulation spacer 216 of rotating shaft 211.
Described magnet steel 10 is columned Neodymium iron boron magnetic material members, and the magnet steel 10 is provided with for being attached to pipe
The mounting hole of shape bearing block, it can make the torsion of motor become big, improve the efficiency of motor.
The cup type copper cash winding 22 is coiled into by alcohol soluble self-adhering enamel-covered wire, end to end using pentagon connection formation five
Induction coil, the lead 220 is separately positioned between two neighboring induction coil and is electrically connected with two neighboring induction coil
Connect, during its work, circuit diagram is as shown in Figure 5.
The pair of silver-colored palladium brush 32 is fixed on the inner side of end cap 31, and silver-colored palladium brush 32 is in 7 fonts and has a kink,
Its kink is coated with silica gel block, and a pair of silver medal palladium brushes are respectively electrically connected to a pin 321 being pointed on the outside of end cap, silica gel block
Act as fixed brush, keep the brush of two panels brush away from, make its contact it is good, without falling a phenomenon.
The casing 1 is No. 10 steel material members, and No. 10 steel perform standard and are：It is No. GB/T699-199910, steel plasticity, tough
Property very well, particularly preferably, the milling at casing rear end opening of the cylindrical lateral wall 11 of casing 1 is thin into for fixing end cap for magnetic conductivity
31 outer containment wall 18, the thickness of outer containment wall 18 is less than the thickness of casing cylindrical lateral wall 11, casing cylindrical lateral wall 11 and outsourcing
Connected between wall 18 by circular step 17, the circular step 17 is located normal in the plane of case axis line, ring-type platform
An annular chamfer 19 is formed between rank 17 and outer containment wall 18, magnetic is additionally provided between the tubulose bearing block 13 and casing front bulkhead 12
Circular array is evenly distributed with the screw hole 16 of multiple insertion front bulkheads on steel installation step 191, the front bulkhead 12, is easy to
Motor is installed on other components.
The leading portion end of adjacent five pole commutator segments 212 is provided with the through hole of insertion on the plastic cement disk 210, sets logical
Hole, when being easy to welding, soldered ball can enhance the firmness of welding in ostium.
Although the foregoing describing embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely illustrative of, and protection domain of the present utility model is defined by the appended claims.Those skilled in the art
Member can make numerous variations or repair to these embodiments on the premise of without departing substantially from principle of the present utility model and essence
Change, but these changes and modification each fall within protection domain of the present utility model.
Claims (9)
1. a kind of drag cup brush motor, it is characterised in that including stator module, rotor assembly and end-cap assembly, the stator
Component includes casing and is affixed to the magnet steel of casing, and the casing is cup-shaped and with a hollow cavity, and casing includes cylindrical shape
Side wall and discoid front bulkhead, the front bulkhead center of the casing are provided with before rotating shaft punched out, casing rear end opening, the casing
A tubulose bearing block extended in casing hollow cavity is convexly equipped with the inside of end wall, the front-end and back-end of the tubulose bearing block are each
If one is used to install the bearing chamber of bearing and is separately installed with fore bearing and rear bearing, the magnet steel is fixedly mounted on tubulose axle
The outside of bearing, the rotor assembly includes support and surrounds the cup type copper cash winding of support periphery, cup type copper cash winding position
Space on the outside of casing internal and magnet steel, the support includes plastic cement disk, is fixedly attached to turning for plastic cement disk front end face
Axle and the five pole commutator segments for being fixedly attached to plastic cement disk rear end face, the rotating shaft are arranged on tubulose by fore bearing and rear bearing
In bearing block, the cup type copper cash winding is electrically connected provided with five leads, five leads with five pole commutator segments, two neighboring pole
Electric capacity is connected between commutator segment, the end-cap assembly is arranged at the open rearward end of casing, and the end-cap assembly includes end cap
With symmetrically arranged a pair of the silver medal palladium brush on the inside of end cap, five pole commutator segment extends to shape between a pair of silver medal palladium brushes
Into electrical contact.
2. drag cup brush motor according to claim 1, it is characterised in that five pole commutator segments include it is mutually perpendicular before
Section and back segment, back segment is parallel to plastic cement disc axis line, and five pole commutator segments are by being arranged on behind plastic cement disk rear end face center
Projection is fixed, and the leading portions of the five pole commutator segments circular array centered on plastic cement disc axis line is uniformly arranged on after plastic cement disk
End face, plastic cement disk rear end face is additionally provided with to be provided with ring-type electric capacity pcb board, the ring-type electric capacity pcb board and is spacedly distributed
Five pads, described electric capacity, the leading portion of five leads and five pole commutator segments are electrically connected between five pads
One-to-one be welded on five pads forms electrical connection, and the rear end face edge of the plastic cement disk sets oriented end cap direction
Five blocks of protrusion, spaced between five blocks, five leads of the cup type copper cash winding are from interval through described
Plastic cement disk rear end face is provided with the epoxy resin adhesive layer for covering the ring-type electric capacity pcb board and five leads, the plastic cement
Disk front end face convexed forward is fixed with copper sheathing, copper sheathing secures the above one end of rotating shaft, institute into projection before one in preceding projection
Two is thick middle thin before and after stating copper sheathing, and copper sheathing surface is provided with annular knurl line, is provided with and is sleeved in rotating shaft between copper sheathing and rear bearing
Insulation spacer.
3. drag cup brush motor according to claim 2, it is characterised in that the electric capacity is patch capacitor.
4. drag cup brush motor according to claim 2, it is characterised in that on the plastic cement disk, adjacent five poles change
The through hole of insertion is provided with to the leading portion end of piece.
5. drag cup brush motor according to claim 1, it is characterised in that described magnet steel is columned neodymium iron boron
Magnetic material component, the magnet steel is provided with the mounting hole for being attached to tubulose bearing block.
6. drag cup brush motor according to claim 1, it is characterised in that the cup type copper cash winding is by alcohol soluble self-adhering
Enamel-covered wire is coiled into, and using pentagon connection five end to end induction coils of formation, the lead is separately positioned on adjacent two
Electrically connected between individual induction coil and with two neighboring induction coil.
7. drag cup brush motor according to claim 1, it is characterised in that the pair of silver-colored palladium brush is fixed on end cap
Inner side, silver-colored palladium brush is coated with silica gel block in 7 fonts and with a kink in its kink, and a pair of silver medal palladium brushes are electric respectively
The pin that connection is fixed on the outside of end cap for a pair.
8. drag cup brush motor according to claim 1, it is characterised in that the casing is No. 10 steel material members,
The thin outer containment wall into for fixing end cap of the cylindrical lateral wall of casing milling at casing rear end opening, the thickness of outer containment wall is less than machine
The thickness of shell cylindrical lateral wall, is connected between casing cylindrical lateral wall and outer containment wall by circular step, the circular step position
In in the plane perpendicular to case axis line, forming an annular chamfer, the tubulose bearing block between circular step and outer containment wall
Circular array on magnet steel installation step, the front bulkhead is additionally provided between casing front bulkhead to be evenly distributed with before multiple insertions
The screw hole of end wall.
9. drag cup brush motor according to claim 2, it is characterised in that the preceding projection, rear projection, five blocks
With plastic cement disk integrated injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621107385.2U CN206517191U (en) | 2016-09-30 | 2016-09-30 | A kind of drag cup brush motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621107385.2U CN206517191U (en) | 2016-09-30 | 2016-09-30 | A kind of drag cup brush motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206517191U true CN206517191U (en) | 2017-09-22 |
Family
ID=59861012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621107385.2U Active CN206517191U (en) | 2016-09-30 | 2016-09-30 | A kind of drag cup brush motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206517191U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300768A (en) * | 2016-09-30 | 2017-01-04 | 东莞市朗亿机电科技有限公司 | A kind of drag cup brush motor |
| CN110474509A (en) * | 2019-07-26 | 2019-11-19 | 北京精密机电控制设备研究所 | A kind of finite angle permanent magnet synchronous motor |
| CN110545001A (en) * | 2019-10-15 | 2019-12-06 | 林国尊 | ceiling fan motor outer cover |
| CN113691050A (en) * | 2021-08-10 | 2021-11-23 | 珠海格力电器股份有限公司 | End cover structure and motor with same |
-
2016
- 2016-09-30 CN CN201621107385.2U patent/CN206517191U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300768A (en) * | 2016-09-30 | 2017-01-04 | 东莞市朗亿机电科技有限公司 | A kind of drag cup brush motor |
| CN110474509A (en) * | 2019-07-26 | 2019-11-19 | 北京精密机电控制设备研究所 | A kind of finite angle permanent magnet synchronous motor |
| CN110545001A (en) * | 2019-10-15 | 2019-12-06 | 林国尊 | ceiling fan motor outer cover |
| CN113691050A (en) * | 2021-08-10 | 2021-11-23 | 珠海格力电器股份有限公司 | End cover structure and motor with same |
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Address after: Room 302, block A12, building 7, Changping Jewelry Culture Industrial Park, huanchangbei Road, shangkeng village, Changping Town, Dongguan City, Guangdong Province Patentee after: DONGGUAN LANGYI ELECTRICAL TECHNOLOGY CO., LTD. Address before: 523000 C District, No. 38 education road, Changping Town, Dongguan Town, Guangdong, China Patentee before: DONGGUAN LANGYI ELECTRICAL TECHNOLOGY CO., LTD. |