CN202840772U - Structure of motor plastic bracket assembly - Google Patents
Structure of motor plastic bracket assembly Download PDFInfo
- Publication number
- CN202840772U CN202840772U CN 201220496009 CN201220496009U CN202840772U CN 202840772 U CN202840772 U CN 202840772U CN 201220496009 CN201220496009 CN 201220496009 CN 201220496009 U CN201220496009 U CN 201220496009U CN 202840772 U CN202840772 U CN 202840772U
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- CN
- China
- Prior art keywords
- brush box
- brush
- support
- electric capacity
- box bottom
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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.)
- Expired - Lifetime
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Abstract
The utility model relates to a structure of a motor plastic bracket assembly, and belongs to the field of motor components. The structure comprises a plastic bracket, a carbon brush, brush boxes, torsion springs, capacitors, a terminal and a shell, wherein the capacitors are assembled on the outer side of the plastic bracket, and the capacitors are fixed on the plastic bracket through capacitor pins. The structure further comprises brush box bottom plates, and more than two wrong assembly proofing rectangular holes A are reserved on the brush box bottom plate. The plastic bracket corresponding to part below the brush box bottom plate is provided with more than two wrong assembly proofing holes B, the lower part of the brush box is provided with more than two wrong assembly proofing rectangular plug-in pieces, and the rectangular plug-in pieces are plugged in the rectangular holes A and the rectangular hole B and riveted with the holes. One side of the torsion spring of the brush box is provided with two capacitor pin jacks, the other side is provided with carbon brush wires, connecting wires and a wire pressing block. The structure provided by the utility model has the beneficial effects that the pulling-out force of the wires is increased, electromagnetic interferences are reduced, the capacitor pins are not easy to break, and the occurrence of a phenomenon that a motor is blocked or out of operation is avoided; and a design of wrong installation proofing is adopted, thereby preventing occurrence of a wrong-assembling phenomenon of the brush box.
Description
Technical field
The utility model is a kind of bracket component structure of moulding, and particularly a kind of motor is moulded the bracket component structure, belongs to the motor part field.
Background technology
The plastic bracket structure mode of brush motor is varied, and mode has following several usually:
First kind of way: shown in Fig. 1-1 and Fig. 1-2, terminal is wire outlet part, and brush holder is connected with terminal, and is fixed on and moulds on the support, and electric capacity is fixed on by terminal and casing and moulds on the support.This mode is fit to low current, small-power, small vibration motor.Its advantage is simple in structure, and cost is lower.Shortcoming is that to bear electric current little, and overload capacity is little, and vibration resistance is little, and when large electric current, brush holder easily produces the annealing phenomenon and lost its bounce or fracture because current density is large; Motor can not bear excessive vibration: terminal easily ruptures in the wire interconnecting piece position; The carbon brush spark is large, can produce very large electromagnetic interference; Easily cause electric capacity pin fracture, and so that electric capacity is fallen into motor internal, cause motor stuck and lost efficacy.
The second way: shown in Fig. 2-1 and Fig. 2-2, going between is wire outlet part, lead-in wire and terminal soldering, and brush holder is connected with terminal, and is fixed on and moulds on the support, and electric capacity is fixed on by terminal and casing and moulds on the support.This mode is fit to low current, small-power, motor certain vibration resistance.Its advantage is simple in structure, and cost is moderate, and motor has solved the easily broken phenomenon in terminal and wire interconnecting piece position to a certain extent in certain vibration environment.Shortcoming is that to bear electric current little, and overload capacity is little, and when large electric current, brush holder easily produces the annealing phenomenon and lost its bounce or fracture because current density is large; Motor can bear certain vibration, but can not be too large, causes the carbon brush spark large if vibrate conference, can produce very large electromagnetic interference; Easily cause electric capacity pin fracture, and so that electric capacity is fallen into motor internal, cause motor stuck and lost efficacy.
The utility model content
The purpose of this utility model is in the plastic bracket structure technology for above-mentioned existing brush motor, the carbon brush spark is large, can produce very large electromagnetic interference, easily cause the fracture of electric capacity pin, and so that electric capacity is fallen into motor internal, cause the stuck and defective that lost efficacy of motor, provide a kind of motor to mould the bracket component structure, can reach in the plastic bracket structure technology of brush motor, the carbon brush spark is little, can not produce very large electromagnetic interference, the electric capacity pin not easy fracture, avoid causing the stuck and purpose that lost efficacy of motor.
The technical scheme taked of the utility model is to achieve these goals: a kind of motor is moulded the bracket component structure, comprise and mould support, carbon brush, brush box, torsion spring, electric capacity, terminal and casing, described carbon brush is connected with the brush box crimping, described brush box is connected with terminal, and be fixed on and mould on the support, described torsion spring is arranged on by the brush box, and described electric capacity comprises the electric capacity pin of both sides, is fixed on by terminal and casing and moulds on the support respectively;
Also comprise brush box bottom board, be provided with the oblong shaped orifices A of 2 above mistake proofing assemblings on the described brush box bottom board; Corresponding with brush box bottom board below mould on the support, be provided with the oblong shaped orifices B that 2 above mistake proofings are assembled, bottom the described brush box, to the rectangle inserted sheet that is arranged with 2 above mistake proofings assemblings, the rectangle inserted sheet of brush box bottom mistake proofing assembling inserts oblong shaped orifices A and oblong shaped orifices B, and riveting;
Describedly mould on the support, torsion spring one side of brush box also is provided with 2 electric capacity pin jacks, capacitance group is contained in the outside of moulding support, the electric capacity of electric capacity one side was worn 1 electric capacity pin jack and was connected with brush box bottom board, and the electric capacity of opposite side was worn other 1 electric capacity pin jack and is connected with casing; The described opposite side of moulding support top, brush box is provided with brush lead, connects wire and wire briquetting, described brush lead be connected wire wire one end by the brush box bottom board riveting together, the described connection wire other end is by moulding the cable clamping interface on the support, by moulding support and wire briquetting cooperation place is drawn.
Described brush box bottom board is provided with the oblong shaped orifices A of 4 mistake proofings assembling, corresponding with the brush box bottom board below oblong shaped orifices B that moulds on the support, is provided with 4 mistake proofings assemblings, brush box bottom, to the rectangle inserted sheet that is arranged with 4 mistake proofings and assembles.
In 4 rectangle inserted sheets of described mistake proofing assembling, there is 1 to be short inserted sheet, has 3 to be long inserted sheet.
The oblong shaped orifices A inboard of 4 mistake proofings assembling of described brush box bottom board is the obtuse angle shape that 2 hypotenuses form and protrudes inwards.
The described outer middle side part of oblong shaped orifices B of moulding 4 mistake proofing assemblings of support is square outwardly.
Described motor is moulded bracket component and is two carbon brush, two capacitance structure.
Compared with prior art, the beneficial effects of the utility model are:
(1) when brush box and brush box bottom board with after moulding support and being riveted together, wire is by cable clamping interface, by moulding support and wire briquetting cooperation place is drawn, increased thus the pulling-out force of wire again, and the motor outer lead is in vibration processes, the connecting portion of wire and brush box bottom board can not be affected, and when making vibration large, can not cause the carbon brush spark large, can not produce very large electromagnetic interference, the electric capacity pin is easy fracture not, and electric capacity can not fallen into motor internal, avoids causing that motor is stuck and phenomenon that lost efficacy occurs;
(2) capacitance group is contained in the outside of moulding support, the electric capacity pin is by moulding two holes of support, be connected with casing with brush box bottom board respectively, when the unexpected fracture under large vibration of electric capacity pin, electric capacity still can be stayed in the etui in the outside of moulding support, and electric capacity can not fallen into internal rotor and cause the stuck inefficacy of motor;
(3) former two kinds of assembling modes are to adopt terminal, brush holder and plastic bracket structure to assemble, and are to adopt the array assembling, and terminal is the same with brush holder, does not have the problem of wrongly installed; To adopt the mirror image assembling and novel mode adopts brush box, brush box bottom board and mould the support assembly structure, brush box is not the same with brush box bottom board, easily anti-loaded, after adopting the mistake proofing design, the phenomenon that has prevented brush box, brush box bottom board and moulded wrongly installed in the support assembling process occurs.
Description of drawings
Fig. 1-the 1st: the motor of the direct external terminal of former technology wire is moulded the support master and is looked cutaway view;
Fig. 1-2 is: the motor of the direct external terminal of former technology wire is moulded the support right view;
Fig. 2-the 1st: the motor of the directly interior connecting terminal of former technology wire is moulded the support master and is looked cutaway view;
Fig. 2-the 2nd: the motor of the directly interior connecting terminal of former technology wire is moulded the support right view;
Fig. 3-the 1st: the utility model is moulded the support master and is looked cutaway view;
Fig. 3-the 2nd: the utility model is moulded the support right view;
Fig. 3-the 3rd: the A-A cutaway view Amplified image of Fig. 3-2;
Fig. 3-the 4th: the utility model is moulded the support left view;
Fig. 4-the 1st: the utility model brush box bottom board master looks cutaway view Amplified image;
Fig. 4-the 2nd: the utility model brush box bottom board is overlooked enlarged drawing;
Fig. 4-the 3rd: enlarged drawing is looked on the utility model brush box bottom board right side;
Fig. 5-the 1st: the utility model brush box master looks cutaway view Amplified image;
Fig. 5-the 2nd: the utility model brush box is looked up enlarged drawing;
Fig. 5-the 3rd: enlarged drawing is looked on the utility model brush box left side;
Fig. 6-the 1st: the utility model master looks cutaway view;
Fig. 6-the 2nd: the utility model right view;
Fig. 6-the 3rd: the B-B cutaway view of Fig. 6-2;
Fig. 6-the 4th: the utility model left view.
Description of reference numerals: 1 moulds support, 11 oblong shaped orifices B, 12 electric capacity pin jacks, 13 cable clamping interfaces, 2 carbon brush, 21 brush leads, 3 brush boxs, 31 short inserted sheets, 32 long inserted sheets, 4 torsion springs, 5 electric capacity, 51 electric capacity pin, 6 terminals, 7 brush box bottom board, 71 oblong shaped orifices A, 8 connection wires, 81 wire briquettings.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, but not as to restriction of the present utility model.
Such as Fig. 3-1 to shown in Fig. 6-4, a kind of motor is moulded the bracket component structure, comprise and mould support 1, carbon brush 2, brush box 3, torsion spring 4, electric capacity 5, terminal 6 and casing (not shown), described carbon brush 2 is connected with brush box 3 crimping, described brush box 3 and terminal 6 are fixed on to be moulded on the support 1, it is other that described torsion spring 4 is arranged on brush box 3, and described electric capacity 5 comprises the electric capacity pin 51 of both sides, is fixed on by terminal 6 and casing (not shown) and moulds on the support 1 respectively;
Also comprise brush box bottom board 7, be provided with the oblong shaped orifices A71 of 4 mistake proofing assemblings on the described brush box bottom board 7; Corresponding with brush box bottom board 7 belows moulds on the support 1, be provided with the oblong shaped orifices B11 of 4 mistake proofing assemblings, described brush box 3 bottoms are provided with 1 short inserted sheet 31,3 and are long inserted sheet 32, described short inserted sheet 31 and long inserted sheet 32 insertion oblong shaped orifices A71 and oblong shaped orifices B11, and riveting;
Describedly mould on the support 1, torsion spring 4 one sides of brush box 3 also are provided with 2 electric capacity pin jacks 12, electric capacity 5 is assembled in the outside of moulding support 1, the electric capacity pin 51 of electric capacity 5 one sides passes 1 electric capacity pin jack 12 and is connected with brush box bottom board 7, and the electric capacity pin 51 of opposite side passes other 1 electric capacity pin jack 12 and is connected with the casing (not shown); The described opposite side of moulding support 1 top, brush box 3 is provided with brush lead 21, connects wire 8 and wire briquetting 81, described brush lead 21 be connected wire 8 one ends by brush box bottom board 7 rivetings together, connect wire 8 other ends by moulding the cable clamping interface 13 on the support 1, draw with wire briquetting 81 cooperation places by moulding support 1.
The oblong shaped orifices A71 inboard of 4 mistake proofings assembling of described brush box bottom board 7 is the obtuse angle shape that 2 hypotenuses form and protrudes inwards.
The described outer middle side part of oblong shaped orifices B11 of moulding 4 mistake proofing assemblings of support 1 is square outwardly.
Described motor is moulded bracket component and is two carbon brush 2, two electric capacity 5 structures.
Above-described embodiment, the utility model embodiment a kind of more preferably just, the common variation that those skilled in the art carries out in the technical solutions of the utility model scope and replacing all should be included in the protection range of the present utility model.
Claims (6)
1. a motor is moulded the bracket component structure, comprise and mould support, carbon brush, brush box, torsion spring, electric capacity, terminal and casing, described carbon brush is connected with the brush box crimping, described brush box is connected with terminal, and be fixed on and mould on the support, described torsion spring is arranged on by the brush box, and described electric capacity comprises the electric capacity pin of both sides, is fixed on by terminal and casing and moulds on the support respectively; It is characterized in that:
Also comprise brush box bottom board, be provided with the oblong shaped orifices A of 2 above mistake proofing assemblings on the described brush box bottom board; Corresponding with brush box bottom board below mould on the support, be provided with the oblong shaped orifices B that 2 above mistake proofings are assembled, bottom the described brush box, to the rectangle inserted sheet that is arranged with 2 above mistake proofings assemblings, the rectangle inserted sheet of brush box bottom mistake proofing assembling inserts oblong shaped orifices A and oblong shaped orifices B, and riveting;
Describedly mould on the support, torsion spring one side of brush box also is provided with 2 electric capacity pin jacks, capacitance group is contained in the outside of moulding support, the electric capacity of electric capacity one side was worn 1 electric capacity pin jack and was connected with brush box bottom board, and the electric capacity of opposite side was worn other 1 electric capacity pin jack and is connected with casing; The described opposite side of moulding support top, brush box is provided with brush lead, connects wire and wire briquetting, described brush lead be connected wire wire one end by the brush box bottom board riveting together, the described connection wire other end is by moulding the cable clamping interface on the support, by moulding support and wire briquetting cooperation place is drawn.
2. a kind of motor according to claim 1 is moulded the bracket component structure, it is characterized in that: described brush box bottom board is provided with the oblong shaped orifices A of 4 mistake proofing assemblings, corresponding with the brush box bottom board below oblong shaped orifices B that moulds on the support, is provided with 4 mistake proofings assemblings, brush box bottom, to the rectangle inserted sheet that is arranged with 4 mistake proofings and assembles.
3. a kind of motor according to claim 2 is moulded the bracket component structure, it is characterized in that: in 4 rectangle inserted sheets of described mistake proofing assembling, have 1 to be short inserted sheet, have 3 to be long inserted sheet.
4. a kind of motor according to claim 2 is moulded the bracket component structure, it is characterized in that: the oblong shaped orifices A inboard of 4 mistake proofings assembling of described brush box bottom board is the obtuse angle shape that 2 hypotenuses form and protrudes inwards.
5. a kind of motor according to claim 2 is moulded the bracket component structure, it is characterized in that: the described outer middle side part of oblong shaped orifices B of moulding 4 mistake proofing assemblings of support is square outwardly.
6. a kind of motor according to claim 1 is moulded the bracket component structure, it is characterized in that: described motor is moulded bracket component and is two carbon brush, two capacitance structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220496009 CN202840772U (en) | 2012-09-27 | 2012-09-27 | Structure of motor plastic bracket assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220496009 CN202840772U (en) | 2012-09-27 | 2012-09-27 | Structure of motor plastic bracket assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202840772U true CN202840772U (en) | 2013-03-27 |
Family
ID=47952379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220496009 Expired - Lifetime CN202840772U (en) | 2012-09-27 | 2012-09-27 | Structure of motor plastic bracket assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202840772U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171503A (en) * | 2017-07-06 | 2017-09-15 | 余姚市爱优特电机有限公司 | A kind of motor built-in capacitance inductance plastic bracket structure and its assemble method |
-
2012
- 2012-09-27 CN CN 201220496009 patent/CN202840772U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171503A (en) * | 2017-07-06 | 2017-09-15 | 余姚市爱优特电机有限公司 | A kind of motor built-in capacitance inductance plastic bracket structure and its assemble method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
|
| CX01 | Expiry of patent term |