CN206977291U - A kind of brushed DC motor of band PPTC protectors - Google Patents
A kind of brushed DC motor of band PPTC protectors Download PDFInfo
- Publication number
- CN206977291U CN206977291U CN201720808110.XU CN201720808110U CN206977291U CN 206977291 U CN206977291 U CN 206977291U CN 201720808110 U CN201720808110 U CN 201720808110U CN 206977291 U CN206977291 U CN 206977291U
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- wiring board
- insulating lid
- hangers
- rectifier bridge
- motor
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Abstract
The utility model provides a kind of brushed DC motor of band PPTC protectors, and the circuit board module includes wiring board, rectifier bridge and PPTC protectors；Two inputs of the rectifier bridge are connected by two wires with power supply, and the cathode output end of rectifier bridge is connected to the positive pole of rotor coil by PPTC protectors, and the cathode output end of rectifier bridge is connected to the negative pole of rotor coil；The wiring board is annular, and its circle centre position is resigning through hole, the insulating lid towards the side of wiring board have one towards wiring board evagination boss；The diameter of the boss is directly adapted with resigning through hole；The insulating lid sets a hangers respectively towards the side of wiring board in the both sides of the boss, and the hangers includes one and insulating lid connecting portion connected vertically, and the mounting part parallel with insulating lid；Wiring board position corresponding with hangers has mount hole；After the hangers passes through mount hole, mounting part mounts with PCB surface contact.
Description
Technical field
It the utility model is related to a kind of drive device, more particularly to a kind of motor.
Background technology
Each systems such as series motor that each industry for needing motor uses at present, d.c. motor, shaded-pole motor, induction motor
Row motor, the typically protection to motor are that motor is carried out using temperature control or FUSE to protect temperature control protection：Temperature control has that volume is big,
The shortcomings that price is high；And temperature control or FUSE can automatically reset, there is potential safety hazard；In addition, temperature control or FUSE temperature surface with
The area of coil contact is how many or degree of being close to can all influence protecting effect to motor.
The protection that the temperature surface of FUSE protectors and the area of coil contact be how many or degree of being close to can be all influenceed to motor is imitated
Fruit；And FUSE is disposable products, can not be resetted.
Utility model content
The utility model is above-mentioned in order to solve the problems, such as, there is provided it is a kind of it is good to motor protectiveness, can be recycled, cost
It is low, small volume, easy to assembly, and with changing wiring board of the alternating current into the band PPTC protector rectifier bridges of direct current.
In order to solve above-mentioned technical problem, the utility model provides a kind of brushed DC horse of band PPTC protectors
Reach, including stator module, rotor assembly, end-cap assembly, circuit board module；
The stator module includes the stator and shell of two pieces of circular arc；The one end of the shell axially is opening
End, shell is interior to have the accommodating cavity for being communicated to openend；The stator is positioned in accommodating cavity, the arcuate surface and accommodating cavity of stator
Inwall contact fitting；The inner concave of two stators forms a cavity for placing rotor assembly between being placed on stator in opposite directions；
The rotor assembly includes output revolving shaft, rotor coil, commutator, insulating paper and the insulation board being coaxially disposed；Institute
Insulating paper and insulation board is stated to keep apart the live part in rotor coil and uncharged part；The rotor coil and commutator
It is separately positioned on the both ends of rotor coil；
The one end of the shell away from openend is provided with resigning hole, when the rotor assembly is arranged in the cavity, institute
Output revolving shaft is stated to be exposed to outside shell through the resigning hole；
The end-cap assembly includes insulating lid, carbon brush and bearing；The insulating lid is used to cover the openend；It is described
The one end of commutator away from output revolving shaft is rotatablely connected with the bearing；
The circuit board module includes wiring board, rectifier bridge and PPTC protectors；Two inputs of the rectifier bridge lead to
Cross two wires to connect with power supply, the cathode output end of rectifier bridge is connected to the positive pole of rotor coil by PPTC protectors, whole
The cathode output end of stream bridge is connected to the negative pole of rotor coil；
The wiring board is annular, and its circle centre position is resigning through hole, and the side of the insulating lid towards wiring board has
One towards wiring board evagination boss；The diameter of the boss is directly adapted with resigning through hole；The insulating lid is towards line
The side of road plate sets a hangers respectively in the both sides of the boss, and the hangers includes one and insulating lid connection connected vertically
Portion, and the mounting part parallel with insulating lid；Wiring board position corresponding with hangers has mount hole；The hangers passes through
After mount hole, mounting part mounts with PCB surface contact.
In a preferred embodiment：Described rotor coil is formed with enamel-covered wire coiling.
In a preferred embodiment：Described rotor body realizes equidirectional continuous rotation by commutator commutation.
In a preferred embodiment：The wiring board includes insulated substrate and is overlying on the copper-foil conducting electricity of substrate surface.
Compared to prior art, the technical solution of the utility model possesses following beneficial effect：
A kind of brushed DC motor of band PPTC protectors of the utility model, motor energy normal operation during normal work are non-
Reach transient protection using PPTC during normal work, it is not easy to damage motor.Stator uses stator structure, facilitates assembling and drop
Low cost of labor.
Brief description of the drawings
Fig. 1 is the exploded perspective view of the utility model structure；
Fig. 2 is the circuit diagram of the utility model structure；
In figure：1 is circuit board module, and 2 be PPTC protectors, and 3 be wire, and 4 be wiring board, and 5 be rectifier bridge, and 6 be to have brush
D.c. motor body, 7 be insulating lid.
Embodiment
This case is described in further detail with reference to the accompanying drawings and detailed description.
With reference to figure 1-2, a kind of brushed DC motor of band PPTC protectors, including stator module, rotor assembly, end cap group
The brushed DC motor body 6 and circuit board module 1 of part composition；
The stator module includes the stator and shell of two pieces of circular arc；The one end of the shell axially is opening
End, shell is interior to have the accommodating cavity for being communicated to openend；The stator is positioned in accommodating cavity, the arcuate surface and accommodating cavity of stator
Inwall contact fitting；The inner concave of two stators forms a cavity for placing rotor assembly between being placed on stator in opposite directions；
The rotor assembly include be coaxially disposed output revolving shaft, rotor body, rotor coil, commutator, insulating paper and
Insulation board；Described rotor coil is formed with enamel-covered wire coiling, and described rotor body is realized by the commutation of the commutator
Equidirectional continuous rotation.The insulating paper and insulation board keep apart the live part in rotor body and uncharged part；Institute
State rotor coil and commutator is separately positioned on the both ends of rotor body, the output revolving shaft is arranged on rotor coil away from rotor
One end of body；
The one end of the shell away from openend is provided with resigning hole, when the rotor assembly is arranged in the cavity, institute
Output revolving shaft is stated to be exposed to outside shell through the resigning hole；
The end-cap assembly includes insulating lid, carbon brush and bearing；The insulating lid is used to cover the openend；It is described
The one end of commutator away from output revolving shaft is rotatablely connected with the bearing；
The circuit board module 1 includes wiring board 4, rectifier bridge 5 and PPTC protectors 2；Two inputs of the rectifier bridge 5
End is connected by two wires with power supply, and the cathode output end of rectifier bridge 5 connects again after being connected by wire 3 with PPTC protectors 2
It is connected to the positive pole of rotor coil, the cathode output end of rectifier bridge 5 is connected to the negative pole of rotor coil by another wire 3.
The wiring board 4 is annular, and its circle centre position is resigning through hole 41, and the insulating lid 7 is towards the side of wiring board 4
With one towards wiring board evagination boss 71；The diameter of the boss 71 is directly adapted with resigning through hole 41；It is described exhausted
Edge lid 7 sets a hangers 72 respectively towards the side of wiring board 4 in the both sides of the boss 71, and the hangers 72 includes one and insulation
Cover connecting portion connected vertically, and the mounting part parallel with insulating lid 7；The wiring board 4 has with 72 corresponding position of hangers
There is mount hole 42；After the hangers 72 passes through mount hole 42, mounting part mounts with the surface contact of wiring board 4.
It is described above, only it is preferred embodiment of the present utility model, not technical scope of the present utility model is made
Any restrictions, the present embodiment are intended to the idea and operation principle for illustrating the utility model, therefore every according to skill of the present utility model
Art substantially makees the subtle modifications, equivalent variations and modifications of any shape and structure to above example, still falls within this practicality
The scope of new technique scheme.
Claims (4)
1. a kind of brushed DC motor of band PPTC protectors, including stator module, rotor assembly, end-cap assembly, wiring board group
Part；
The stator module includes the stator and shell of two pieces of circular arc；The one end of the shell axially is openend, outside
There is the accommodating cavity for being communicated to openend in shell；The stator is positioned in accommodating cavity, the arcuate surface of stator and accommodating cavity it is interior
Wall contact is bonded；The inner concave of two stators forms a cavity for placing rotor assembly between being placed on stator in opposite directions；
The rotor assembly includes output revolving shaft, rotor coil, commutator, insulating paper and the insulation board being coaxially disposed；It is described exhausted
Edge paper and insulation board keep apart the live part in rotor coil and uncharged part；Output revolving shaft and the commutator difference
It is arranged on the both ends of rotor coil；
The one end of the shell away from openend is provided with resigning hole, described defeated when the rotor assembly is arranged in the cavity
Go out rotating shaft to be exposed to outside shell through the resigning hole；
The end-cap assembly includes insulating lid, carbon brush and bearing；The insulating lid is used to cover the openend；The rectification
The one end of son away from output revolving shaft is rotatablely connected with the bearing；
The circuit board module includes wiring board, rectifier bridge and PPTC protectors；Two inputs of the rectifier bridge pass through two
Bar wire connects with power supply, and the cathode output end of rectifier bridge is connected to the positive pole of rotor coil, rectifier bridge by PPTC protectors
Cathode output end be connected to the negative pole of rotor coil；
The wiring board is annular, and its circle centre position is resigning through hole, the insulating lid towards the side of wiring board have one to
The boss of wiring board evagination；The diameter of the boss is directly adapted with resigning through hole；The insulating lid is towards wiring board
Side in the both sides of the boss, one hangers is set respectively, the hangers include one with insulating lid connecting portion connected vertically, with
And the mounting part parallel with insulating lid；Wiring board position corresponding with hangers has mount hole；The hangers passes through mounting
Kong Hou, mounting part mount with PCB surface contact.
A kind of 2. brushed DC motor of band PPTC protectors according to claim 1, it is characterised in that：Described rotor
Coil is formed with enamel-covered wire coiling.
A kind of 3. brushed DC motor of band PPTC protectors according to claim 1, it is characterised in that：Described rotor
Body realizes equidirectional continuous rotation by commutator commutation.
A kind of 4. brushed DC motor of band PPTC protectors according to claim 1, it is characterised in that：The wiring board
Including insulated substrate and the copper-foil conducting electricity for being overlying on substrate surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720808110.XU CN206977291U (en) | 2017-07-05 | 2017-07-05 | A kind of brushed DC motor of band PPTC protectors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720808110.XU CN206977291U (en) | 2017-07-05 | 2017-07-05 | A kind of brushed DC motor of band PPTC protectors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206977291U true CN206977291U (en) | 2018-02-06 |
Family
ID=61407154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720808110.XU Active CN206977291U (en) | 2017-07-05 | 2017-07-05 | A kind of brushed DC motor of band PPTC protectors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206977291U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556961A (en) * | 2019-08-05 | 2019-12-10 | 厦门欣众达科技有限公司 | Direct current motor and rubber cover assembly thereof |
| CN114530967A (en) * | 2022-01-21 | 2022-05-24 | 东阳市联宜机电有限公司 | Rear end cover assembly of brush motor |
-
2017
- 2017-07-05 CN CN201720808110.XU patent/CN206977291U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556961A (en) * | 2019-08-05 | 2019-12-10 | 厦门欣众达科技有限公司 | Direct current motor and rubber cover assembly thereof |
| CN110556961B (en) * | 2019-08-05 | 2024-03-19 | 厦门欣众达科技有限公司 | Direct current motor and glue lid subassembly thereof |
| CN114530967A (en) * | 2022-01-21 | 2022-05-24 | 东阳市联宜机电有限公司 | Rear end cover assembly of brush motor |
| CN114530967B (en) * | 2022-01-21 | 2023-08-22 | 浙江联宜电机有限公司 | Rear end cover assembly of brush motor |
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| GR01 | Patent grant |