CN207304286U - A kind of high torque motor - Google Patents

Abstract

The utility model discloses a kind of high torque motor, aim to provide that a kind of have can be by driving gear and the separated high torque motor of driven gear, its key points of the technical solution are that including main motor, babinet, connect the driving gear being placed on the output shaft of main motor in babinet, be sequentially connected the driven gear on driving gear, axial slip connects between the driving gear and output shaft, through hole is provided with the babinet, one end of the through hole face driving gear, the end of the output shaft is additionally provided with to limit the spacing ring that driving gear departs from output shaft end, spring is also arranged with the output shaft, the first end of the spring is resisted against wall box, the second end of spring is promoting driving gear towards spacing ring direction stress.

Description

A kind of high torque motor

Technical field

It the utility model is related to a kind of high torque motor.

Background technology

Publication No.：The Chinese patent of CN203836082U, discloses a kind of Motor torque amplifying device, including case lid and Gear block, case lid and gear block are bolted integrally, and case lid connects the box cavity to be formed with gear block and sets There are intermeshing circular gear and sector gear, circular gear center connection motor shaft, sector gear center connection diffusion is led Rachis；Motor shaft one end connects bearing, is installed on by bearing in gear block, and the motor shaft other end stretches out case lid；Diffusion is led Gear block is stretched out in rachis one end, and the diffusion guide blade axis other end stretches out case lid and is connected by screw angle indicator board；The circle The radius of shape gear is less than the radius of sector gear.

The method for improving motor output torque be exactly by one driving gear of output axis connection of motor, driving gear connection from Moving gear, the diameter of driven gear are greater than driving gear, driven gear connection output shaft, and the moment of torsion of output shaft improves, still Rotating speed reduces.It is more known high torque electric machine structure above.

In use, it is found that the driving gear of high torque motor and driven gear directly engage, when motor has been turned on, Then output shaft works at once, not safe enough.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of high torque motor, having to incite somebody to action Driving gear and the separated advantage of driven gear.

The above-mentioned technical purpose of the utility model technical scheme is that：A kind of high torque motor, Including main motor, babinet, the driving gear being placed on the output shaft of main motor in babinet, drive connection are connected in driving gear On driven gear, axial slip connects between the driving gear and output shaft, and through hole is provided with the babinet, described logical One end of hole face driving gear, the end of the output shaft are additionally provided with to limit driving gear disengaging output shaft end Spacing ring, spring is also arranged with the output shaft, and the first end of the spring is resisted against wall box, and the second end of spring is used To promote driving gear towards spacing ring direction stress.

By above-mentioned setting, the cooperation of driven gear and driving gear so that the moment of torsion of output shaft provides, and rotating speed reduces, Additionally, due to the structure between driving gear and input shaft so that driving gear is towards one side slip of spring, so that driving tooth Wheel and driven gear dislocation, finally complete and stagger, operating process can be extend into babinet simultaneously by external tool by through hole Contradict on driving gear, driving gear and driven gear are staggered completely, be also achieved that driving gear and driven gear point From, in this way, can be in order to staff's adjustment output shaft, or driving gear need not be driven when rotary output axis, in addition Driving gear in the rotation, will not drive driven gear, so add a safety measures, only work as staff After removing instrument so that driving gear is pushed at driven gear automatically by spring, can just carry out linkage output.

Concrete scheme as the utility model can be preferably：Set between the second end and driving gear of the spring There is clutch shaft bearing, the inner ring of clutch shaft bearing is resisted against on driving gear, and the outer shroud of clutch shaft bearing is resisted against the second end of spring.

By above-mentioned setting, since driving gear needs to rotate, and spring is abutted directly against and be easy to cause on driving gear Spring and the abrasion of driving gear end face, so by clutch shaft bearing, can effectively reduce the abrasion of spring and clutch shaft bearing.

Concrete scheme as the utility model can be preferably：Push rod is also equipped with the babinet, the push rod is worn Cross the through hole and promote driving gear to contradict the end face of driving gear.

By above-mentioned setting, push rod is arranged on babinet, staff is avoided and goes to lead to promoting by external tool Moving gear, can promote driving gear by push rod, easy to operation.

Concrete scheme as the utility model can be preferably：The push rod setting is multiple, and is evenly distributed on actively In the circumferential direction of gear.

By above-mentioned setting, the distribution of push rod then improves the stress equalization degree for promoting driving gear.

Concrete scheme as the utility model can be preferably：The multiple one end of the push rod away from driving gear are fixed Fixed plate is connected with, the outside of the babinet is provided with the position of fixed plate to the fixation of the fixation fixed plate Part.

By above-mentioned setting, in order to which push rod can effectively be maintained, spring is allowed to be in compressive state, so passing through Effectively push rod is fixed for fixing piece and fixed plate, so as to limit the reset of driving gear.

Concrete scheme as the utility model can be preferably：The fixing piece is threaded post, the threaded post and case Body is set by shaft around own axis, and the threaded hole coordinated for threaded post is provided with the fixed plate.

By above-mentioned setting, threaded post directly rotates, and then can coordinate on the threaded hole in fixed plate, so that complete Into the fixation of fixed plate.

Concrete scheme as the utility model can be preferably：The both sides of the driven gear are respectively arranged with the second axis Hold and 3rd bearing, second bearing are installed on babinet and close to the outside of babinet, 3rd bearing is installed on babinet and close The inner side of babinet.

By above-mentioned setting, there are second bearing and 3rd bearing in the both sides of driven gear respectively, so as to more stablize The axial location for keeping output shaft and driven gear it is motionless.

In conclusion the utility model has the advantages that：Driving gear and driven gear can be separated Operation, improves operation ease and security, and driven gear operation is more stablized.

Brief description of the drawings

Fig. 1 is the structure diagram of embodiment 1；

Fig. 2 is the A portions enlarged drawing of Fig. 1；

Fig. 3 is the driving gear of embodiment 1 and the schematic diagram of output shaft sliding connection；

Fig. 4 is the structure diagram of embodiment 2；

Fig. 5 is the B portions enlarged drawing of Fig. 3.

In figure：1st, main motor；10th, output shaft；11st, spacing ring；2nd, babinet；21st, through hole；3rd, driving gear；4th, driven tooth Wheel；5th, spring；61st, clutch shaft bearing；62nd, second bearing；63rd, 3rd bearing；7th, push rod；8th, fixed plate；81st, threaded hole；9th, it is solid Determine part.

Embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment 1：

A kind of high torque motor, as shown in Figure 1, including main motor 1, babinet 2, driving gear 3 and driven gear 4.Main electricity Machine 1 has output shaft 10, and output shaft 10, driving gear 3 and driven gear 4 are arranged inside babinet 2.Driven gear 4 connects Have an output shaft 10, output shaft 10 some extend outside babinet 2.

With reference to shown in Fig. 2 and Fig. 3, axial slip connects between output shaft 10 and driving gear 3.It is transversal on output shaft 10 The sliding block of bar shaped is set on face, and the mounting hole by itself of driving gear 3 is socketed on output shaft 10, and output shaft 10 can To carry out rotation driving to driving gear 3, driving gear 3 can be moved along 10 length direction of output shaft.The close case of output shaft 10 End outside body 2 is additionally provided with spacing ring 11, and the diameter of spacing ring 11 is more than the internal diameter of the mounting hole of driving gear 3, limitation Driving gear 3 departs from 10 end of output shaft.

Spring 5 is also arranged with output shaft 10, the first end of spring 5 is resisted against 2 side wall of babinet, and the second end of spring 5 is used To promote driving gear 3 towards 11 direction stress of spacing ring.First axle is provided between the second end and driving gear 3 of spring 5 61 are held, the inner ring of clutch shaft bearing 61 is resisted against on driving gear 3, and the outer shroud of clutch shaft bearing 61 is resisted against the second end of spring 5.By Need to rotate in driving gear 3, and spring 5 abuts directly against and 3 end face of spring 5 and driving gear is be easy to cause on driving gear 3 Abrasion, so by clutch shaft bearing 61, can effectively reduce the abrasion of spring 5 and clutch shaft bearing 61.

Through hole 21, one end of 21 face driving gear 3 of through hole are provided with babinet 2.

The both sides of driven gear 4 are respectively arranged with second bearing 62 and 3rd bearing 63, and second bearing 62 is installed on babinet 2 Outside upper and close to babinet 2,3rd bearing 63 are installed on babinet 2 and close to the inner side of babinet 2.The both sides of driven gear 4 There are second bearing 62 and 3rd bearing 63 respectively, so as to the axis for keeping output shaft 10 and driven gear 4 more stablized Line position is motionless.

In the course of work：The cooperation of driven gear 4 and driving gear 3 so that the moment of torsion of output shaft 10 provides, rotating speed drop It is low, additionally, due to the structure between driving gear 3 and input shaft so that driving gear 3 towards 5 one side slip of spring so that Driving gear 3 and driven gear 4 misplace, and finally complete and stagger, and operating process can be stretched into by external tool by through hole 21 In to babinet 2 and contradict on driving gear 3, driving gear 3 and driven gear 4 are staggered completely, are also achieved that driving tooth Wheel 3 and driven gear 4 separate, in this way, output shaft 10 can be adjusted in order to staff, or when rotary output axis 10 not Driving gear 3 must be driven, in addition driving gear 3 in the rotation, will not drive driven gear 4, so add one Safety measures, only after staff removes instrument so that driving gear 3 is pushed into driven gear 4 automatically by spring 5 Place, can just carry out linkage output.

Embodiment 2：

A kind of high torque motor, as shown in Figure 3 and Figure 4, with embodiment 1 difference lies in：Cylinder is also equipped with babinet 2 The push rod 7 of shape, push rod 7 promote driving gear 3 through through hole 21 and to contradict the end face of driving gear 3.Push rod 7 is arranged on On babinet 2, avoid staff and go that driving tooth can be promoted by push rod 7 to promoting driving gear 3 by external tool Wheel 3, it is easy to operation.

Push rod 7 sets multiple, and is evenly distributed in the circumferential direction of driving gear 3.Multiple push rods 7 are away from driving gear 3 One end is fixedly connected with fixed plate 8, and fixed plate 8 can be circle, and the outside of babinet 2 is provided with the position of fixed plate 8 To the fixing piece 9 of the above-mentioned fixed plate 8 of fixation.Fixing piece 9 is threaded post, and threaded post and babinet 2 are by shaft around own axes Rotate and set, the threaded hole 81 coordinated for threaded post is provided with fixed plate 8.The end being connected on babinet 2 of threaded post is straight Footpath, which is more than, is used for the diameter for installing the hole of threaded post on babinet 2.

The distribution of push rod 7 then improves the stress equalization degree for promoting driving gear 3.In order to which push rod 7 can be had Effect maintains, and allows spring 5 to be in compressive state, so effectively push rod 7 is fixed by fixing piece 9 and fixed plate 8, so that Limit the reset of driving gear 3.Threaded post directly rotates, and then can coordinate on the threaded hole 81 in fixed plate 8, so that Complete the fixation of fixed plate 8.

This specific embodiment is only explanation to the utility model, it is not the limitation to the utility model, ability Field technique personnel as needed can make the present embodiment the modification of no creative contribution after this specification is read, but As long as all protected in the right of the utility model be subject to Patent Law.

Claims (7)

1. it is placed on a kind of high torque motor, including the output shaft (10) of main motor (1), babinet (2), connection main motor (1) Driving gear (3), the driven gear (4) being sequentially connected on driving gear (3) in babinet (2), it is characterised in that：The master Axial slip connects between moving gear (3) and output shaft (10), and through hole (21), the through hole are provided with the babinet (2) (21) one end of face driving gear (3), the end of the output shaft (10) are additionally provided with to limit driving gear (3) disengaging The spacing ring (11) of output shaft (10) end, is also arranged with spring (5) on the output shaft (10), and the first of the spring (5) End is resisted against babinet (2) side wall, and the second end of spring (5) is promoting driving gear (3) towards spacing ring (11) direction stress.

2. high torque motor according to claim 1, it is characterised in that：The second end and driving gear of the spring (5) (3) clutch shaft bearing (61) is provided between, the inner ring of clutch shaft bearing (61) is resisted against on driving gear (3), clutch shaft bearing (61) Outer shroud be resisted against the second ends of spring (5).

3. high torque motor according to claim 2, it is characterised in that：Push rod (7) is also equipped with the babinet (2), The push rod (7) promotes driving gear (3) through the through hole (21) and to contradict the end face of driving gear (3).

4. high torque motor according to claim 3, it is characterised in that：Push rod (7) setting is multiple, and is uniformly distributed In the circumferential direction of driving gear (3).

5. high torque motor according to claim 4, it is characterised in that：Multiple push rods (7) are away from driving gear (3) One end be fixedly connected with fixed plate (8), the outside of the babinet (2) is provided with the position of fixed plate (8) to solid The fixing piece (9) of the fixed fixed plate (8).

6. high torque motor according to claim 5, it is characterised in that：The fixing piece (9) is threaded post, the screw thread Column and babinet (2) are set by shaft around own axis, and the screw thread coordinated for threaded post is provided with the fixed plate (8) Hole (81).

7. high torque motor according to claim 1, it is characterised in that：The driven gear（4）Both sides set respectively There are second bearing (62) and 3rd bearing (63), second bearing (62) is installed on babinet (2) the simultaneously outside of close babinet (2), 3rd bearing (63) is installed on babinet (2) and close to the inner side of babinet (2).