CN207475341U - A kind of motor eccentric shaft - Google Patents

Abstract

The utility model discloses a kind of motor eccentric shafts, its structure includes eccentric shaft, bearing, electric machine casing, radiating ribs, stator core, stator coil, p-m rotor, screw, protecgulum, drive link, eccentric shaft is nested with drive link, bearing is same axle center with p-m rotor, it is mutually welded with radiating ribs on the surface of electric machine casing, stator core is nested with p-m rotor, stator coil is mounted in stator core, electric machine casing is connected by screw with protecgulum, the bearing is nested with drive link, it is mutually welded with the left side of link block one end of connecting rod, the upper surface of link block is equipped with threaded hole, link block is connect with lengthening screw thread；A kind of motor eccentric shaft of the utility model, structure is equipped with eccentric shaft, its connecting rod is nested with drive link, the device, which is equipped with sliding block, to carry out eccentricity needed for slip adjustment in the inside of link block, two lengthen screws and firm can fix sliding block, the structure can flexibly adjust eccentricity, by adjusting adapting to more require.

Description

A kind of motor eccentric shaft

Technical field

The utility model is a kind of motor eccentric shaft, belongs to axial workpiece technical field.

Background technology

Eccentric shaft is fixed on generally by eccentric orfice on electric machine rotational axis, in electric motor starting, does cam movement.Therefore It is widely used in automobile, engine, pump etc..

Prior art discloses application No. is：A kind of 201520841421.7 eccentric shaft, it includes a main shaft, main shaft One end is provided with first connecting portion, and the other end of main shaft is provided with second connecting portion, an eccentric bushing is equipped on main shaft, described Eccentric bushing includes the first semi-ring and the second semi-ring of pairing setting, and the both ends of the second semi-ring are both provided with a stepped bolt holes, the The both ends of one semi-ring are both provided with a screw hole, and stepped bolt holes are connected and are coaxially set correspondingly with screw hole, Setting is provided with the first keyway on the inner wall of the first semi-ring, second is provided on the inner wall of the second semi-ring there are two key on main shaft Keyway, two keys are respectively assembled in the first keyway and the second keyway, but the prior art eccentricity fixes locked, distance tune Whole flexibility ratio is poor.

Utility model content

In view of the deficienciess of the prior art, the utility model aim is to provide a kind of motor eccentric shaft, with showing for solution There is the problem of fixation of technology eccentricity is locked, and the flexibility ratio of distance adjustment is poor.

To achieve these goals, the utility model is to realize by the following technical solutions：A kind of motor eccentric shaft, Its structure includes eccentric shaft, bearing, electric machine casing, radiating ribs, stator core, stator coil, p-m rotor, screw, protecgulum, biography Lever, the eccentric shaft are nested with drive link, and the bearing and p-m rotor are same axle center, the surface of the electric machine casing It is mutually welded with radiating ribs, the stator core is nested with p-m rotor, and the stator coil is mounted in stator core, described Electric machine casing is connected by screw with protecgulum, and the bearing is nested with drive link, and the eccentric shaft includes connecting rod, screw thread Hole lengthens screw, sliding block mouth, link block, through-hole, sliding block, embedded mouth, cross bar, one end of the connecting rod and a left side for link block Side is mutually welded, and the upper surface of the link block is equipped with threaded hole, and the link block is connect with lengthening screw thread, the connection The right lateral surface of block is equipped with through-hole, and the back of the link block is equipped with sliding block mouth, and the sliding block passes through sliding block mouth and link block phase Nesting, the surface of the sliding block are equipped with embedded mouth, and the cross bar is nested by embedded mouth with sliding block.

Further, the internal axis of the p-m rotor and the left end of drive link are nested.

Further, the left side of the bearing is bonded with the right side of protecgulum in same axle center.

Further, the left side of the connecting rod and the right side of drive link are nested.

Further, the electric machine casing is the cylinder of diameter 280mm.

Further, the radiating ribs are manufactured using copper material.

Further, the drive link uses steel making.

Advantageous effect

A kind of motor eccentric shaft of the utility model, structure are equipped with eccentric shaft, and connecting rod is nested with drive link, the dress Eccentricity needed for slip adjustment can be carried out in the inside of link block by installing sliding block, and what two lengthening screws can be firm fixes cunning Block, the structure can flexibly adjust eccentricity, by adjusting adapting to more require.

Description of the drawings

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon：

Fig. 1 is a kind of structure diagram of motor eccentric shaft of the utility model；

Fig. 2 is a kind of deployed configuration schematic diagram of eccentric shaft of the utility model.

In figure：Eccentric shaft -1, bearing -2, electric machine casing -3, radiating ribs -4, stator core -5, stator coil -6, permanent magnetism turn Son -7, protecgulum -9, drive link -10, connecting rod -101, threaded hole -102, lengthens screw -103, sliding block mouth -104, connects screw -8 Connect block -105, through-hole -106, sliding block -107, embedded mouth -108, cross bar -109.

Specific embodiment

To be easy to understand technical means, creative features, achievable purpose and effectiveness of the utility model, below With reference to specific embodiment, the utility model is expanded on further.

It please refers to Fig.1, Fig. 2, the utility model provides a kind of motor eccentric shaft technical solution：Its structure include eccentric shaft 1, Bearing 2, electric machine casing 3, radiating ribs 4, stator core 5, stator coil 6, p-m rotor 7, screw 8, protecgulum 9, drive link 10, institute It states eccentric shaft 1 to be nested with drive link 10, the bearing 2 and p-m rotor 7 are same axle center, the surface of the electric machine casing 3 It is welded with 4 phase of radiating ribs, the stator core 5 is nested with p-m rotor 7, and the stator coil 6 is mounted on stator core 5 Interior, the electric machine casing 3 is connected by screw 8 with protecgulum 9, and the bearing 2 is nested with drive link 10, and the eccentric shaft 1 wraps It includes connecting rod 101, threaded hole 102, lengthen screw 103, sliding block mouth 104, link block 105, through-hole 106, sliding block 107, embedded mouth 108th, cross bar 109, one end of the connecting rod 101 are mutually welded with the left side of link block 105, the upper table of the link block 105 Face is equipped with threaded hole 102, and the link block 105 is threadedly coupled with lengthening screw 103, and the right lateral surface of the link block 105 is set There is through-hole 106, the back of the link block 105 is equipped with sliding block mouth 104, and the sliding block 107 passes through sliding block mouth 104 and link block 105 are nested, and the surface of the sliding block 107 is equipped with embedded mouth 108, and the cross bar 109 passes through embedded mouth 108 and 107 phase of sliding block Nesting, the left end of the internal axis and drive link 10 of the p-m rotor 7 are nested, left side and the protecgulum 9 of the bearing 2 Right side is bonded in same axle center, and the left side and the right side of drive link 10 of the connecting rod 101 are nested, the motor casing Body 3 is the cylinder of diameter 280mm, and the radiating ribs 4 are manufactured using copper material, and the drive link 10 uses 45 steel makings.

P-m rotor described in this patent is 7 modern words, is a proper noun, refer to it is a kind of for motor forever Magnet rotor；The radiating ribs 4 are a kind of devices of the easy heat-generating electronic elements heat dissipation in electric appliance, mostly by aluminium alloy, brass or Bronze makes plate, sheet, splintery etc., if cpu central processing unit will use sizable cooling fin in computer, in television set Power supply pipe, row are managed, and the power tube in amplifirer will use cooling fin.

When being used, connecting rod 101 is nested with drive link 10, and rotation drives link block 105, in link block 105 Portion is equipped with sliding block 107, and fixed eccentricity is being used to make that sliding block 107 need not be exported, cross bar 109 directly is embedded in through-hole 106, is needing Sliding block 107 when adjusting from sliding block mouth 104 is dragged to the length of needs, long spiro nail 103 is reused and is fixed, cross bar 109 It can be embedded on embedded mouth 108, the flexibility of the eccentric distance greatly improved.

The utility model solves the problem of that prior art eccentricity fixes locked poor apart from the flexibility ratio adjusted, this practicality Novel being combined with each other by above-mentioned component, a kind of motor eccentric shaft of the utility model, structure are equipped with eccentric shaft 1, connection Bar 101 is nested with drive link 10, which is equipped with sliding block 107 and can be carried out in the inside of link block 105 needed for slip adjustment partially The heart is away from what two lengthening screws 103 can be firm fixes sliding block 107, which can flexibly adjust eccentricity, by adjusting energy More requirements are adapted to, it is described in detail below:

The eccentric shaft 1 includes connecting rod 101, threaded hole 102, lengthens screw 103, sliding block mouth 104, link block 105, leads to Hole 106, sliding block 107, embedded mouth 108, cross bar 109, one end of the connecting rod 101 are mutually welded with the left side of link block 105, The upper surface of the link block 105 is equipped with threaded hole 102, and the link block 105 is threadedly coupled with lengthening screw 103, the company The right lateral surface for connecing block 105 is equipped with through-hole 106, and the back of the link block 105 is equipped with sliding block mouth 104, and the sliding block 107 passes through Sliding block mouth 104 is nested with link block 105, and the surface of the sliding block 107 is equipped with embedded mouth 108, and the cross bar 109 passes through insertion Mouth 108 is nested with sliding block 107.

The basic principle of the utility model and main feature and the advantages of the utility model has been shown and described above, for For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned exemplary embodiment, and without departing substantially from this In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation It is required that.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (5)

1. a kind of motor eccentric shaft, it is characterised in that：Its structure includes eccentric shaft（1）, bearing（2）, electric machine casing（3）, heat dissipation Muscle（4）, stator core（5）, stator coil（6）, p-m rotor（7）, screw（8）, protecgulum（9）, drive link（10）, the bias Axis（1）With drive link（10）It is nested, the bearing（2）With p-m rotor（7）For same axle center, the electric machine casing（3）'s Surface and radiating ribs（4）It mutually welds, the stator core（5）With p-m rotor（7）It is nested, the stator coil（6）Installation In stator core（5）It is interior, the electric machine casing（3）Pass through screw（8）With protecgulum（9）It is connected, the bearing（2）With drive link （10）It is nested, the eccentric shaft（1）Including connecting rod（101）, threaded hole（102）, lengthen screw（103）, sliding block mouth （104）, link block（105）, through-hole（106）, sliding block（107）, embedded mouth（108）, cross bar（109）, the connecting rod（101）'s One end and link block（105）Left side mutually weld, the link block（105）Upper surface be equipped with threaded hole（102）, the company Connect block（105）With lengthening screw（103）It is threadedly coupled, the link block（105）Right lateral surface be equipped with through-hole（106）, it is described Link block（105）Back be equipped with sliding block mouth（104）, the sliding block（107）Pass through sliding block mouth（104）With link block（105）Phase Nesting, the sliding block（107）Surface be equipped with embedded mouth（108）, the cross bar（109）Pass through embedded mouth（108）With sliding block （107）It is nested.

2. a kind of motor eccentric shaft according to claim 1, it is characterised in that：The p-m rotor（7）Internal axis With drive link（10）Left end be nested.

3. a kind of motor eccentric shaft according to claim 1, it is characterised in that：The bearing（2）Left side and protecgulum （9）Right side be bonded in same axle center.

4. a kind of motor eccentric shaft according to claim 1, it is characterised in that：The connecting rod（101）Left side with Drive link（10）Right side be nested.

5. a kind of motor eccentric shaft according to claim 1, it is characterised in that：The electric machine casing（3）For diameter 280mm Cylinder.