CN208299602U - A kind of concentric double-shaft output motor - Google Patents

Abstract

The utility model discloses a kind of concentric double-shaft output motors, including motor, machine shaft, concentric shafts and connection beam barrel, the right end of the motor is sequentially connected with machine shaft, the right end of the machine shaft is equipped with concentric shafts, in device on machine shaft and corresponding No.1 threaded hole and No. two threaded holes are respectively equipped in concentric shafts, No.1 threaded hole and No. two threaded holes can attachment screws, strengthen the stable connection between machine shaft and concentric shafts, it is not easy to shake between the two, and it is easy to disassemble, No.1 spline matching slot and No. two spline matching slots are respectively equipped on the inner wall of concentric shafts both ends, No.1 spline and No. two splines setting corresponding with No.1 spline matching slot and No. two spline matching slots respectively on machine shaft, it is reasonable in design, and it is easily installed, the both ends of concentric shafts are consolidated, so that concentric shafts and machine shaft it Between be not likely to produce shaking and vibration, reduce the abrasion between device, increase the service life of device, be suitble to promote.

Description

A kind of concentric double-shaft output motor

Technical field

The utility model relates to technical field of motors, specially a kind of concentric double-shaft output motor.

Background technique

Motor refers to a kind of calutron that electric energy conversion or transmitting are realized according to the law of electromagnetic induction, and motor is in circuit It is to be indicated with letter M (old plant D), its main function is to generate driving torque, as electrical appliance or various mechanical is moved Power source, generator indicate with letter G in circuit, its main function is that electric energy is converted into using mechanical energy, and concentric double-shaft Output motor is that have concentric twin shaft, carries out same rotational speed between concentric double-shaft, reaches transmission purpose, but it actually makes There are still following drawbacks during:

1. existing concentric double-shaft motor in rotation, is easy to produce the phenomenon of shaking and shakiness between concentric double-shaft, hold Easily vibration influences motor normal work；

2. being connected between the concentric double-shaft of existing motor often through spline, but spline is prone to wear, and in concentric double-shaft Between be not provided with one end of spline and be easy to produce biggish centrifugal force, the abrasion being easy between aggravation concentric double-shaft, concentric double-shaft Between be easy mutually shake and vibration.

Utility model content

The purpose of this utility model is to provide a kind of concentric double-shaft output motors, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of concentric double-shaft output motor, including electricity Mechanical, electrical machine shaft, concentric shafts and connection beam barrel, the right end of the motor are sequentially connected with machine shaft, the machine shaft Right end is equipped with concentric shafts, and the right end of concentric shafts is equipped with connection beam barrel, is fixed with No.1 at the right end outer ring of the machine shaft Spline and No. two splines, in vertical through being equipped with No.1 threaded hole, institute on the machine shaft of the left position of No. two splines State concentric shafts inside left end be equipped with No.1 spline matching slot, right end be equipped with No. two spline matching slots, No.1 spline matching slot and It is connected between No. two spline matching slots by guide groove, concentric shafts right end position corresponding with No.1 threaded hole is equipped with two Number threaded hole, No. two threaded holes through concentric shafts and connect the upper and lower surface setting of beam barrel, the connection beam barrel in vertical Left end be set at the right end outer ring of concentric shafts, the right end for connecting beam barrel, which vertically runs through, No. three threaded holes, No. three threaded holes It is upper to be connected with long spiro nail by being threadedly engaged.

Preferably, the No.1 spline and the rounded array-like of No.1 threaded hole are equipped with four groups, No.1 spline and No.1 Threaded hole is in the arc panel of isosceles trapezoid shape of the right end when being less than left end, and the right end side length of No.1 spline is equal to No. two flowers The left end side length of key.

Preferably, the concentric shafts is in hollow shaft-like structure, and the length of concentric shafts is equal to No.1 spline left end to No. two The distance of spline right end.

Preferably, the No.1 spline matching slot and No. two spline matching slots are equipped with four groups, four groups of No.1 spline matchings Slot and four groups of No. two rounded array-likes of spline matching slot are distributed on the inner wall of concentric shafts, No.1 spline matching slot, No. two flowers Key matching slot matches with No.1 spline, No. two splines setting respectively.

Preferably, the guide groove is in rectangle groove body type structure, the width of guide groove and the right end of No.1 spline matching slot Equivalent width.

Compared with prior art, the utility model has the beneficial effects that the utility model structure setting is reasonable, it is functional By force, it has the advantage that

1. corresponding No.1 threaded hole and No. two threaded holes are respectively equipped in device on machine shaft and in concentric shafts, one Number threaded hole and No. two threaded holes can attachment screw, strengthen the stable connection between machine shaft and concentric shafts, the two it Between be not easy to shake, and it is easy to disassemble；

2. No.1 spline matching slot and No. two spline matching slots are respectively equipped on the inner wall of concentric shafts both ends, on machine shaft No.1 spline and the setting corresponding with No.1 spline matching slot and No. two spline matching slots respectively of No. two splines, structure design are closed Reason, and be easily installed, the both ends of concentric shafts have been consolidated, so that shaking and vibration are not likely to produce between concentric shafts and machine shaft, Reduce the abrasion between device, increase the service life of device, is suitble to promote.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is No. three thread pore structure schematic diagrames of the utility model；

Fig. 3 is the utility model section view；

Fig. 4 is A plot structure enlarged diagram in the utility model Fig. 1；

Fig. 5 is the utility model concentric shafts schematic diagram of internal structure.

In figure: motor 1, machine shaft 2, No.1 spline 3,4, No. two splines 5 of No.1 threaded hole, No.1 spline matching slot 6, 7, No. two threaded holes 8 of concentric shafts, connection beam barrel 9, long spiro nail 10, three threaded hole 11, two spline matching slot 12, guide groove 13。

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of concentric double-shaft output motor, including motor 1, machine shaft 2, concentric shafts 7 and connection beam barrel 9, the right end of motor 1 are sequentially connected with machine shaft 2, the right end of machine shaft 2 Equipped with concentric shafts 7, the right end of concentric shafts 7 is equipped with connection beam barrel 9, is fixed with No.1 spline 3 at the right end outer ring of machine shaft 2 With No. two splines 5, in vertical through being equipped with No.1 threaded hole 4, concentric shafts 7 on the machine shaft 2 of the left position of No. two splines 5 Inside left end be equipped with No.1 spline matching slot 6, right end is equipped with No. two spline matching slots 12, No.1 spline matching slot 6 and No. two It is connected between spline matching slot 12 by guide groove 13,7 right end of concentric shafts position corresponding with No.1 threaded hole 4 is equipped with No. two Threaded hole 8, No. two threaded holes 8 connect the left end of beam barrel 9 in the vertical upper and lower surface setting through concentric shafts 7 and connection beam barrel 9 It is set at the right end outer ring of concentric shafts 7, the right end of connection beam barrel 9, which vertically runs through, No. three threaded holes 11, No. three threaded holes 11 It is upper to be connected with long spiro nail 10 by being threadedly engaged.

No.1 spline 3 and the rounded array-like of No.1 threaded hole 4 are equipped with four groups, and No.1 spline 3 and No.1 threaded hole 4 are equal In the arc panel of isosceles trapezoid shape of the right end when being less than left end, and the right end side length of No.1 spline 3 is equal to a left side for No. two splines 5 End edge is long.

Concentric shafts 7 are in hollow shaft-like structure, and the length of concentric shafts 7 is equal to 3 left end of No.1 spline to No. two 5 right ends of spline Distance.

No.1 spline matching slot 6 and No. two spline matching slots 12 are equipped with four groups, four groups of No.1 spline matching slots 6 and four groups No. two rounded array-likes of spline matching slot 12 are distributed on the inner wall of concentric shafts 7,6, No. two splines of No.1 spline matching slot Slot allocation 12 matches with 3, No. two splines 5 of No.1 spline setting respectively.

Guide groove 13 is in rectangle groove body type structure, the width of guide groove 13 and the right end width one of No.1 spline matching slot 6 It causes.

Working principle: the arc of the isosceles trapezoid shape because of 3, No. two splines 5 of No.1 spline in right end when being less than left end Plate, and the right end side length of No.1 spline 3 is equal to the left end side length of No. two splines 5, width and No.1 the spline matching of guide groove 13 The right end equivalent width of slot 6,6, No. two spline matching slots 12 of No.1 spline matching slot respectively with 3, No. two 5 phases of spline of No.1 spline Matching setting, therefore, when concentric shafts 7 are set in 2 right end of machine shaft, 3, No. two splines 5 of No.1 spline can engage respectively In 6, No. two spline matching slots 12 of No.1 spline matching slot, reach the mesh on 7 fix stably machine shaft 2 of concentric shafts , it is fixed with screw jointly on No.1 threaded hole 4 and No. two threaded holes 8, has reached machine shaft 2, concentric shafts 7 and connecting shaft The purpose that is bonded between 9 threes of cylinder, 7 both ends of concentric shafts be equipped with the matched spline of spline on machine shaft 2, surely Consolidate 7 both ends of concentric shafts strengthen the stability of concentric shafts 7, connects and matched on No. three threaded holes 11 of 9 right end of beam barrel by screw thread Conjunction is connected with long spiro nail 10, and long spiro nail 10 can be used for connecting beam barrel 9 and connect with other mechanisms, easy to use, is suitble to promote.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of concentric double-shaft output motor, including motor (1), machine shaft (2), concentric shafts (7) and connection beam barrel (9), institute The right end for stating motor (1) is sequentially connected with machine shaft (2), it is characterised in that: the right end of the machine shaft (2) is equipped with concentric Axis (7), the right end of concentric shafts (7) are equipped with connection beam barrel (9), are fixed with No.1 at the right end outer ring of the machine shaft (2) Spline (3) and No. two splines (5), in vertical through being equipped with one on the machine shaft (2) of the left position of No. two splines (5) Number threaded hole (4), the inside left end of the concentric shafts (7) are equipped with No.1 spline matching slot (6), and right end is equipped with No. two splines matchings Slot (12) is connected between No.1 spline matching slot (6) and No. two spline matching slots (12) by guide groove (13), described concentric Axis (7) right end position corresponding with No.1 threaded hole (4) is equipped with No. two threaded holes (8), and No. two threaded holes (8) are in vertically to pass through It wears concentric shafts (7) and connects the upper and lower surface setting of beam barrel (9), the left end of connection beam barrel (9) is set in concentric shafts (7) At right end outer ring, the right end of connection beam barrel (9), which vertically runs through, No. three threaded holes (11), passes through screw thread on No. three threaded holes (11) It is connected with long spiro nail (10).

2. a kind of concentric double-shaft output motor according to claim 1, it is characterised in that: the No.1 spline (3) and one Number rounded array-like of threaded hole (4) is equipped with four groups, and No.1 spline (3) and No.1 threaded hole (4) are less than in right end side left The arc panel of the isosceles trapezoid shape of end edge, and the right end side length of No.1 spline (3) is equal to the left end side length of No. two splines (5).

3. a kind of concentric double-shaft output motor according to claim 1, it is characterised in that: the concentric shafts (7) are in sky Mandrel shape structure, the length of concentric shafts (7) are equal to No.1 spline (3) left end to the distance of No. two spline (5) right ends.

4. a kind of concentric double-shaft output motor according to claim 1, it is characterised in that: the No.1 spline matching slot (6) and No. two spline matching slots (12) are equipped with four groups, four groups of No.1 spline matching slots (6) and four groups of No. two spline matching slots (12) rounded array-like is distributed on the inner wall of concentric shafts (7), No.1 spline matching slot (6), No. two spline matching slots (12) Match with No.1 spline (3), No. two splines (5) setting respectively.

5. a kind of concentric double-shaft output motor according to claim 1, it is characterised in that: the guide groove (13) is in rectangle Groove body type structure, the width of guide groove (13) and the right end equivalent width of No.1 spline matching slot (6).