CN205252535U - Gravity type S type carbon -free trolley - Google Patents

Abstract

A gravity type S-type carbon-free trolley. The trolley is composed of a driving mechanism and a steering mechanism; the driving mechanism is composed of a heavy hammer, a wire rope, a winding wheel, a large gear, a small gear, and a rear wheel. The heavy hammer falls to drive the winding wheel to run , the coaxial interference connection between the winding wheel and the large gear and the crank, the large gear meshes with the pinion, and the coaxial connection between the pinion and the rear wheel constitutes the driving wheel. The rear wheel is connected by a one-way bearing to realize the differential movement of the trolley; The mechanism is composed of a crank, connecting block, rocker, cardan shaft, threaded rod, front wheel bracket, and front wheel. The crank and connecting block are connected by a chute. Through position adjustment, the front wheel rotation angle can be roughly adjusted; by adjusting the threaded rod and The connection position of the cardan shaft can realize the fine adjustment of the front wheel angle, and then realize the S-shaped route of the trolley with various radii. The utility model can control the running angle of the front wheel by changing the connecting position of the crank chute and the connecting block, and then adjust the connecting position of the threaded rod and the universal shaft, fine-tune the running angle of the front wheel, and accurately control the periodic steering of the front wheel through the secondary adjustment. It can precisely adjust the walking of the trolley on various S-shaped radius trajectory routes.

Description

Gravity type S carbon-free trolley

technical field

The utility model belongs to the field of mechanical transmission, in particular to a gravity type S-type carbon-free trolley.

Background technique

Today's society is an era of rapid industrial development. The power source of industrial development is mainly converted through electric energy or fuel combustion, so as to realize the operation of mechanical equipment. There is an energy crisis in today's society, and mineral mining is increasingly exhausted. Based on this, using gravitational potential energy to convert kinetic energy is an effective method. Convert gravitational potential energy into kinetic energy, drive the trolley to run and perform periodic steering, and realize variable-radius S-shaped route driving through coarse and fine adjustment of steering. The structure of the trolley is simple, reasonable and compact, with high transmission ratio, high energy conversion rate and high transmission efficiency.

Contents of the invention

The utility model adopts the rear wheel drive, the one-way bearing realizes the differential movement, and the crank rocker and the cardan shaft jointly control the gravity type S-type carbon-free trolley of the front wheel. It has the advantages of good performance and can walk S-shaped tracks with different radii.

The technical scheme that the utility model adopts is:

A gravity-type S-type carbon-free trolley, including: pulley connecting pin, pulley bracket, pulley, upper top plate, threaded rod, steel wire rope, weight, one-way bearing, front wheel bracket, upper bottom plate, front wheel connecting pin, front Wheel, L plate, lower base plate, connecting block, crank, left/right rear wheel, rear bracket, front bracket, gear set, threaded rod, cardan shaft, rocker, reel, rear axle, reel connection shaft .

Described bottom plate is made up of 3 pieces (upper bottom plate 10, L plate 13, lower bottom plate 14), helps to lower like this dolly chassis, makes dolly operation more stable. The support frame is used to support the reel, the gear set and the left/right rear wheels, and it is composed of an upper base plate, an L plate, a lower base plate, a front bracket and a rear bracket. The front and rear brackets are fixedly connected with the lower base plate, and the rear brackets are provided with holes for embedding rolling bearings to reduce the running friction of the axle. The upper top plate is connected with the lower base plate by five threaded rods, and a through hole is drilled on the lower bottom plate. The threaded rod passes through the bottom plate and is fixed by a nut. The pulley bracket is installed on the upper top plate, and the pulley is fixed on the support. The lower bottom plate constitutes the guiding mechanism of the weight. Described weight is 1kg weight, is connected with the reel on the axle by wire rope through pulley reversing. Described weight, steel wire rope, reel, gear set, rear wheel form driving part. The heavy hammer pulls the winding wheel to rotate, the winding wheel and the large gear are coaxially interfering, and the large gear meshes with the pinion, driving the rear wheel (one-way bearing connection) coaxially interfering with the pinion to form a differential motion . The steering mechanism is composed of a crank, a connecting block, a rocker, a cardan shaft, a threaded rod, a front wheel bracket, a front wheel, and a cardan shaft, and the periodic steering of the front wheels is accurately controlled through secondary adjustment. The crank and the connecting block are connected by a chute, and the coarse adjustment of the front wheel angle can be realized through the position adjustment; the fine adjustment of the front wheel angle can be realized by adjusting the connection position of the threaded rod and the cardan shaft, and then the trolley can accurately walk the S-shaped route with various radii .

The utility model advantage:

The utility model adopts rear wheel one-way bearing drive, crank rocker and universal shaft mechanism to control front wheel steering, and has the advantages of simple structure, stability, strong operability, low cost, flexible adjustment and high transmission efficiency.

The utility model can control the running angle of the front wheel by changing the connecting position of the crank chute and the connecting block, and then adjust the connecting position of the threaded rod and the universal shaft, fine-tune the running angle of the front wheel, and accurately control the periodic steering of the front wheel through the secondary adjustment. It can precisely adjust the walking of the trolley on various S-shaped radius trajectory routes.

Description of drawings

Figure 1 is the axonometric view of the gravity-type S-type carbon-free trolley.

Figure 2 is the front view of the gravity-type S-type carbon-free trolley.

Fig. 3 is the left view of the gravity-type S-type carbon-free trolley.

Fig. 4 is a top view of the gravity-type S-type carbon-free trolley.

In the figure: 1- Pulley connecting pin, 2- Pulley bracket 3- Pulley 4- Upper top plate 5- Wire rod 6- Steel wire rope 7- Heavy hammer 8- One-way bearing 9- Front wheel bracket 10- Upper bottom plate 11- Front wheel Connecting pin 12-front wheel 13-L plate 14-bottom plate 15-connecting block 16-crank 17-rear wheel 18-rear bracket 19-front bracket 20-pinion 21-big gear 22-thread rod 23-cardan shaft 24-rocking bar 25-reel 26-rear axle 27-reel connecting shaft.

Specific implementation plan:

In order to further illustrate the technical means adopted for the intended invention purpose that the utility model achieves, below in conjunction with accompanying drawing and example, the specific implementation mode, structure, feature that the utility model proposes are described in detail as follows.

Referring to the accompanying drawings, the support frame of the utility model is used to support the reel 25, the gear set (20, 21), the crank 16 and the rear wheel 17 in the same vertical plane, and it consists of the upper base plate 10, the L plate 13 , Lower bottom plate 14, front support 19, rear support 18 form. The front and rear brackets (19, 18) are fixedly connected with the lower base plate 14, and the rear bracket 18 has a through hole for embedding a rolling bearing to reduce the running friction of the axle. One-way rolling bearings are embedded in the two rear wheels 17, so that the left/right rear wheels form a differential motion, and then turn.

The upper base plate 10, the L plate 13 and the lower base plate 14 are connected by bolts, the lower base plate 14 has a through hole, and the threaded rod 5 is fixed on the lower base plate 14 by a nut, and the upper top plate 4 has a through hole and is fixed with a nut; the upper top plate 4, The lead screw rod 5 and the lower base plate 14 constitute the guiding mechanism of the weight 7, and this device has a simple and compact structure and strong operability. Described heavy hammer is 1kg weight, is connected with winding wheel 25 on the axle shaft by wire rope through pulley 3 reversing. The large gear 21, the reel 25 and the crank 16 are connected by shafts, and the two ends of the nuts are fastened; the crank 16 has a groove for adjusting the relative position of the connecting block 15 and the crank 16, and the connecting block 15 and the crank 16 pass through The connecting pin is connected, and the connecting block 15 is connected with the rocking bar 24 by a threaded nut, and the relative position of the connecting block 15 and the rocking bar 24 can be adjusted by adjusting the screw-in length of the nut; The cardan shaft 23 is connected with the threaded rod 22 to fine-tune the running angle of the front wheel.

The working process is as follows:

Setting process: According to the known radius of the S-shaped route, adjust the position of the chute on the connecting block 15 and the crank 16 and fix it, adjust the threaded length of the connecting block 15 and the rocker 24, adjust the cardan shaft 23 and the screw thread Rod 22 relative position, and reverse rotation will raise weight 7 to specified height, make wire rope be in tight state.

Release process: when the weight 7 falls, the traction wire rope drives the reel 25 to rotate, coaxially drives the large gear 21 and the crank 16 to rotate, the large gear 21 meshes with the small gear 20 to drive the rear wheel, and the crank 16 rotates to drive the connecting block 15, Rocking bar 24, cardan shaft 23, threaded rod 22, the running angle of front-wheel support control front-wheel.

Claims (1)

1. the carbon-free dolly of gravity type S type, is characterized in that: dolly is made up of driving mechanism and steering mechanism; Driving mechanism is made up of weight, steel wire rope, reel, gear wheel, pinion, rear wheel, weight drop, the running of drive reel, reel and gear wheel, the coaxial interference fit joint of crank, gear wheel engages with pinion, and pinion is coaxially connected with rear wheel, forms driving wheel, rear wheel adopts unilateral bearing to connect, and realizes dolly differential motion; Steering mechanism is made up of crank, contiguous block, rocking bar, universal drive shaft, threaded rod, front-wheel support, front-wheel, and crank adopts chute to be connected with contiguous block, by position adjustments, realizes front wheel angle coarse adjustment; By regulating threaded rod and universal drive shaft link position, realize front wheel angle accurate adjustment, and then realize dolly and accurately walk the S type route of multiple radius.