CN101376423B - Manual clutch energy-saving sliding mechanism - Google Patents

Abstract

The invention discloses a manual clutch energy-saving sliding mechanism, which comprises a transmission shaft and a clutch mechanism. The clutch mechanism includes a clutch ejector rod and a clutch block; It is connected with the radial through groove, the clutch block is embedded in the radial through groove, and the clutch ejector rod passes through the axial hollow part of the drive shaft in an axially fixed connection with the clutch block in an axially movable manner. The present invention can easily Realize manual clutch, avoid the locking of the transmission mechanism, so as to complete the reversing action, and facilitate the parking and access of the vehicle. When the vehicle slides, it can make full use of the kinetic energy generated during the driving process of the wheels. The sliding distance is long under the same kinetic energy, saving energy, and the structure Simple, small in size and light in weight, it is suitable for use on electric motorcycles and electric bicycles.

Description

Manual clutch energy-saving slide mechanism

Technical field

The present invention relates to a kind of vehicle engaging and disengaging gear, particularly a kind of manual clutch energy-saving slide mechanism.

Background technology

In the prior art, automatic transmission with hydraulic torque converter particularly is being used widely on battery-operated motor cycle, Electrical Bicycle and light-duty fuel vehicle wheel hub on the vehicle owing to can carry out shift speed change automatically with the change in resistance of travelling not needing to cut off under the situation of propulsive effort self adaptation.Automatic gear shifting speed changing mechanism generally uses overriding clutch, park with access procedure in self-locking can take place when needing to move backward, cause certain difficulty to the driver, need design that the manually operated reverse gear also is installed, manually move backward to make things convenient for the driver; The self-propelled vehicle of prior art stops after needing in the process of moving to slide, owing to slide in the process, wheel need drive a series of transmission devices and together slide, and then can cause kinetic wheel all to be used to slide, and makes the vehicle coasting distance short, the waste energy.

Therefore, need a kind of automatic gear shift hub, can easily realize manual clutch, finish reverse action, make things convenient for vehicle parking and access, can make full use of the kinetic energy that produces in the wheel driving process when vehicle slides, coasting distance is long under the situation of identical kinetic energy, conserve energy, and simple in structure, volume is little, in light weight, be applicable to that battery-operated motor cycle and Electrical Bicycle use.

Summary of the invention

In view of this, the purpose of this invention is to provide a kind of manual clutch energy-saving slide mechanism, when manually moveing backward, avoid speed-changing mechanism locked, can easily realize manual clutch, so that finish reverse action, make things convenient for vehicle parking and access, when sliding, vehicle can make full use of the kinetic energy that produces in the wheel driving process, coasting distance is long under the situation of identical kinetic energy, conserve energy, and simple in structure, volume is little, in light weight, be applicable to that battery-operated motor cycle and Electrical Bicycle use.

Manual clutch energy-saving slide mechanism of the present invention comprises transmission shaft, and during cruising, described transmission shaft clutch end in the circumferencial direction heavy keying fit, also comprises engaging and disengaging gear by gear frame and wheel, and described engaging and disengaging gear comprises clutch push rod and clutch block; The axial hollow of described transmission shaft clutch end, transmission shaft is provided with radially groove, axially hollow part and radially groove perforation, clutch block embeds radially groove, when cruising and gear frame in the circumferencial direction heavy keying fit, the clutch push rod is connected with the clutch block axial restraint to the hollow part can axially movable mode to pass transmission shafts.

Further, also comprise overriding clutch, the outer ring of described overriding clutch and gear frame are in the circumferencial direction heavy keying fit, and during cruising, the inner ring of overriding clutch and clutch block are in the circumferencial direction heavy keying fit;

Further, also comprise pull back spring, clutch block embeds radially groove and meshes with overriding clutch inner ring axial end under the effect of pull back spring;

Further, also comprise drg, in the circumferencial direction heavy keying fit, described transmission bucket internal circular surfaces cooperates braking with the friction lining of drg by the transmission bucket for the outer ring of described overriding clutch and gear frame;

Further, also comprise the manual drives bar, described manual drives bar is hinged on by bearing pin on the support of drg, and the manual drives bar is that fulcrum forms lever construction with the bearing pin; The resistance point of described manual drives bar is the inclined-plane, and described inclined-plane contacts with clutch push rod end, by the cooperation of manual drives bar resistance point along the predetermincd tension of the mobile and pull back spring of bevel direction, drives clutch push rod crank motion;

Further, the end of described clutch push rod is a spherical structure;

Further, described pull back spring one end leans against radially groove axial sides, and an end forms preload pressure near clutch block;

Further, drg is captiveed joint with the wheel hub frame, circle and transmission shaft normal-running fit in the brake support frame;

Further, fixedly install annular gear block on the described clutch block, clutch block is by the end face spline and the engagement of overriding clutch inner ring end face axial of annular gear block;

Further, flexible annular bearing with rolling contact and the transmission shaft normal-running fit crossed in the brake support frame, the annular bearing with rolling contact outer end is provided with dust boot, and the dust boot inboard is provided with sensor, the corresponding magnet steel that is provided with sensor on the transmission shaft.

The invention has the beneficial effects as follows: manual clutch energy-saving slide mechanism of the present invention is when manually moveing backward, avoid speed-changing mechanism locked, can easily realize manual clutch, so that finish reverse action, make things convenient for vehicle parking and access, when sliding, vehicle can make full use of the kinetic energy that produces in the wheel driving process, coasting distance is long under the situation of identical kinetic energy, conserve energy, and simple in structure, volume is little, in light weight, be applicable to that battery-operated motor cycle and Electrical Bicycle use.

Description of drawings

Below in conjunction with drawings and Examples the present invention is further described.

Fig. 1 is an axial section structural representation of the present invention;

Fig. 2 be Fig. 1 along A to view;

Fig. 3 be Fig. 1 along B-B to cutaway view;

Fig. 4 is the drg partial view;

Fig. 5 be among Fig. 4 the manual drives bar along C to view.

The specific embodiment

Fig. 1 is an axial section structural representation of the present invention, as shown in the figure: manual clutch energy-saving slide mechanism of the present invention, comprise transmission shaft 1 and with the gear frame 6 of wheel in the circumferencial direction heavy keying fit, also comprise engaging and disengaging gear, engaging and disengaging gear comprises clutch push rod 13, pull back spring 2, overriding clutch 10 and clutch block 3; The axial hollow of transmission shaft 1 clutch end, transmission shaft 1 is provided with radially groove 1a, axially hollow part and radially groove 1a perforation, clutch block 3 embeds radially groove 1a, clutch push rod 13 is connected with clutch block 3 axial restraints can axially movable mode to pass transmission shaft 1 axial hollow part, fixedly install annular gear block 17 on the clutch block 3, clutch block 3 is by the end face spline and the engagement of overriding clutch inner ring 12 end face axial of annular gear block 17; Pull back spring 2 one ends lean against radially groove 1a axial sides, and an end forms preload pressure near clutch block 3, and clutch block 3 meshes by annular gear block 17 with overriding clutch inner ring 12 axial ends under the effect of pull back spring 2;

Also comprise drg 7, drg 7 is captiveed joint with wheel hub frame 18, flexible annular bearing with rolling contact 11 and transmission shaft 1 normal-running fit crossed in drg 7 supports, annular bearing with rolling contact 11 outer ends are provided with dust boot 15, dust boot 15 inboards are provided with sensor 14, correspondence is provided with magnet steel on the transmission shaft 1, and sensor 14 is used to measure the transmission shaft rotating speed; In the circumferencial direction heavy keying fit, transmission bucket 5 internal circular surfaces cooperate braking with the friction lining of drg 7 by transmission bucket 5 for the outer ring 9 of overriding clutch 10 and gear frame 6, and the integrated design of drg and engaging and disengaging gear is beneficial to the reducing mechanism volume, are applicable to that light roadster uses; Transmission bucket 5 is set with transmission ring 4, and circle is provided with spline in the transmission ring 4, and the outer ring 9 cylindrical spline engagement of spline and overriding clutch 10 are beneficial to dismounting, saves maintenance maintenance and set-up time; Also comprise manual drives bar 8, manual drives bar 8 is for launching the back shape among Fig. 1, manual drives bar 8 is hinged on the support 16 of drg 7 by bearing pin, manual drives bar 8 is that fulcrum forms lever construction with the bearing pin, the resistance point of manual drives bar 8 is the inclined-plane, the inclined-plane contacts with clutch push rod 13 ends, the end of clutch push rod 13 is a spherical structure, by of the cooperation of manual drives bar 8 resistance points along the predetermincd tension of the mobile and pull back spring 2 of bevel direction, drive clutch push rod 13 crank motions, be beneficial to and reduce the manual drives friction force, increase the service life and improve the alerting ability of mechanism;

When the present invention moves backward at vehicle, traversing by the resistance point that manually makes the manual drives bar along the inclined-plane, clutch push rod 13 is moved to pull back spring 2 directions, drive clutch block 3 compression retracteding position springs 2, make annular gear block 17 and overriding clutch inner ring 12 axial end jump out of meshs, avoid speed-changing mechanism locked, wheel can freely rotate, manual clutch be can easily realize,, vehicle parking and access made things convenient for so that finish reverse action; When sliding, overriding clutch is in and surmounts state, and wheel directly drives gear frame 6 and rotates, and makes full use of kinetic wheel and slides, conserve energy.

Fig. 2 be Fig. 1 along A to view, as shown in the figure: manual drives bar 8 is hinged on the drg 7 by bearing pin, and manual drives bar 8 is that fulcrum forms lever construction with the bearing pin; The resistance point of described manual drives bar 8 is horizontal inclined-plane, and described inclined-plane contacts with clutch push rod 13 ends, and the end of clutch push rod 13 is a spherical structure; The end that transmission shaft 1 cooperates with annular bearing with rolling contact 11 is provided with dust boot 15.

Fig. 3 be Fig. 1 along B-B to cutaway view, as shown in the figure: annular gear block 17 is enclosed within on the transmission shaft 1, and clutch push rod 13 passes transmission shaft 1 axial hollow part; Transmission shaft 1 is provided with radially groove 1a, and clutch block 3 embeds the radially groove 1a of transmission shaft 1, and clutch push rod 13 is connected with clutch block 3 axial restraints; Clutch block 3 is captiveed joint with annular gear block 17, and pull back spring 2 is arranged on clutch block 3 and transmission shaft 1 radially between the groove axial sides.

Fig. 4 is the drg partial view, Fig. 5 be among Fig. 4 the manual drives bar along C to view, as shown in the figure: manual drives bar 8 is hinged on drg 7 supports by bearing pin, and manual drives bar 8 is that fulcrum forms lever construction with the bearing pin; The resistance point of described manual drives bar 8 is horizontal inclined-plane, and certainly, the inclined-plane also can be other directions, and manual drives bar resistance point is moved along bevel direction, and the clutch push rod 13 that can drive engaging and disengaging gear moves axially, and also can reach goal of the invention.

Explanation is at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.

Claims (9)

1. A manual clutch energy-saving sliding mechanism, comprising a transmission shaft (1), during normal driving, the power output end of the transmission shaft (1) is fixedly matched with the wheel in the circumferential direction through the transmission frame (6), it is characterized in that: It includes a clutch mechanism, which includes a clutch push rod (13) and a clutch block (3); the power output end of the transmission shaft (1) is axially hollow, and the transmission shaft (1) is provided with a radial through groove (1a), The axial hollow part is connected with the radial through groove (1a), and the clutch block (3) is embedded in the radial through groove (1a), and is fixedly matched with the drive frame (6) in the circumferential direction during normal driving, and the clutch ejector rod (13) pass through the axial hollow part of the transmission shaft (1) in an axially movable manner, and be axially fixedly connected with the clutch block (3); It also includes an overrunning clutch (10), and the outer ring (9) of the overrunning clutch (10) is fixedly matched with the drive frame (6) in the circumferential direction. The block (3) is fixedly fitted in the circumferential direction. 2. The manual clutch energy-saving sliding mechanism according to claim 1, characterized in that: it also includes a return spring (2), the clutch block (3) is embedded in the radial through groove (1a) and Engage with the axial end face of the inner ring (12) of the overrunning clutch under action. 3. The manual clutch energy-saving sliding mechanism according to claim 2, characterized in that: it also includes a brake (7), and the outer ring (9) of the overrunning clutch (10) and the transmission frame (6) pass through the transmission barrel (5). ) are fixedly matched in the circumferential direction, and the inner circular surface of the transmission barrel (5) cooperates with the friction plate of the brake (7) for braking. 4. The manual clutch energy-saving sliding mechanism according to claim 3, characterized in that it also includes a manual drive rod (8), and the manual drive rod (8) is hinged to the bracket (16) of the brake (7) through a pin shaft Above, the manual driving rod (8) forms a lever structure with the pin shaft as the fulcrum; the resistance point of the manual driving rod (8) is an inclined plane, and the inclined plane is in contact with the end of the clutch ejector rod (13), and the manual driving rod ( 8) The movement of the resistance point along the direction of the inclined plane and the cooperation of the pre-tightening force of the return spring (2) drive the clutch push rod (13) to reciprocate. 5. The manual clutch energy-saving sliding mechanism according to claim 4, characterized in that: the end of the clutch push rod (13) is a spherical structure. 6. The manual clutch energy-saving sliding mechanism according to claim 5, characterized in that: one end of the return spring (2) leans against the axial side of the radial through groove (1a), and the other end leans against the clutch block (3) Create preload. 7. The manual clutch energy-saving sliding mechanism according to claim 6, characterized in that: the brake (7) is fixedly connected to the hub frame (18), and the inner circle of the brake (7) support rotates with the transmission shaft (1). 8. The manual clutch energy-saving sliding mechanism according to claim 7, characterized in that: an annular engagement block (17) is fixedly arranged on the clutch block (3), and the clutch block (3) passes through the end face of the annular engagement block (17) The splines are axially engaged with the end face of the inner ring (12) of the overrunning clutch. 9. The manual clutch energy-saving sliding mechanism according to claim 8, characterized in that: the inner circle of the brake (7) bracket rotates with the transmission shaft (1) through the radial rolling bearing (11), and the outer end of the radial rolling bearing (11) Dustproof cover (15) is arranged at the top, sensor (14) is set in dustproof cover (15) inboard, and magnetic steel is set correspondingly with sensor (14) on the power transmission shaft (1).

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