CN203540058U - Trolley driven by gravitational potential energy and being capable of walking along S-shaped line - Google Patents
Trolley driven by gravitational potential energy and being capable of walking along S-shaped line Download PDFInfo
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- CN203540058U CN203540058U CN201320692174.XU CN201320692174U CN203540058U CN 203540058 U CN203540058 U CN 203540058U CN 201320692174 U CN201320692174 U CN 201320692174U CN 203540058 U CN203540058 U CN 203540058U
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- trolley
- fork
- wheel
- driving
- dolly
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Abstract
The utility model provides a trolley driven by gravitational potential energy and being capable of walking along an S-shaped line. The trolley is composed of a trolley body, a steering mechanism and a drive mechanism. The trolley body is composed of a trolley bottom plate, a drive shaft support, a front fork installation frame, a weight support and a weight support installation frame. The drive mechanism is composed of a drive shaft, a locking screw sleeve, a fixing shaft, a left drive wheel, a right drive wheel, a drive gear, front wheels, a weight, a front vehicle fork, a proportion fixed pulley and two cotton ropes. The steering mechanism is composed of a driven gear, a connecting rod and a front vehicle fork swing rod. The trolley has the advantages that lowering the center of gravity of the whole trolley to the greatest extent is beneficial for the stability of the trolley, corners of the front wheels can be changed accurately by adjusting the length of the connecting rod, the trolley can be debugged conveniently, a cone-shaped winding groove in the drive shaft can change the requirement for different kinds of torque by the trolley in the operating process, the phenomenon that the trolley is sped up all the way can be avoided, and the trolley is simple in structure, convenient to operate, low in cost and long in walking distance.
Description
Technical field
The utility model belongs to mechanical equipment technical field, particularly relates to a kind of dolly of the walked serpentine route driving with gravitional force.
Background technology
What in the comprehensive contest of national college students' process capability, occur at present various ways can the carbon-free dolly of obstacle detouring, carbon-free dolly requires to make the form of tricycle, can advance by the track of serpentine, and the distance moving ahead with dolly is carried out Comprehensive Assessment achievement with success around the quantity of barrier.Design and the processing of this process to dolly has the steering mechanism of strict requirement, particularly dolly, and will disassemble at short notice and re-assembly, and can control accurately the driving trace of dolly.At present, most dollies of competition are to drive by differential mechanism, and by the shape control dolly direction of edge cam, the shortcoming of this scheme is that processing cost is high, and its orbital radius is to regulate by the length of adjusting rod, therefore complicated operation, and also wayward.
Summary of the invention
In order to address the above problem, the purpose of this utility model is to provide a kind of can avoid the barrier arranging on racing track automatically according to the long distance of certain periodicity, there is controllability simultaneously, therefore can adapt to the dolly of the walked serpentine route driving with gravitional force that on racing track, obstacle spacing changes.
The dolly of the walked serpentine route driving with gravitional force that in order to achieve the above object, the utility model provides is comprised of body part, steering mechanism and driving mechanism; Wherein body part is comprised of little car bottom plate, driving shaft support, front fork installing rack, weight support and weight support installing rack, the formation that is inclined upwardly of the front portion of little car bottom plate; Weight support installing rack is arranged on both sides, dolly base plate middle part, and driving shaft support is arranged on both sides, dolly base plate rear portion, and front fork installing rack is arranged on dolly base plate front portion; Weight support is comprised of two sheet metal component bent plates, and upper end is fixed on a transverse slat, and lower end is connected on weight support installing rack; Driving mechanism is comprised of driving shaft, locking swivel nut, fixed axis, left driving wheel, right driving wheel, driven wheel, front-wheel, weight, front vehicle fork, ratio fixed pulley and two cotton ropes; Wherein front vehicle fork is arranged on front fork installing rack, and front-wheel is arranged on front vehicle fork; Fixed axis level is arranged on weight support upper end, and ratio fixed pulley is installed on it; Ratio fixed pulley is comprised of the large footpath wheel and the path round that are integrally formed and are arranged side by side; Driving shaft level is arranged on the top of driving shaft support, and left side is provided with driven wheel, and middle part is formed with conical winding slot, and right side is provided with locking swivel nut; Left driving wheel and right driving wheel utilize unilateral bearing to be arranged on the two ends of driving shaft; One end of single line rope is fixed with weight, and the other end is locked in this hole of taking turns external margin after walking around the path round of ratio fixed pulley; One end of another root cotton rope is locked in this hole of taking turns external margin after walking around the large footpath wheel on ratio fixed pulley, and the other end is walked around and is fixed on locking screw after the upper conical winding slot of driving shaft and puts; Described steering mechanism is comprised of driven gear, connecting rod and front vehicle fork fork; The middle part of driven gear is arranged on weight support installing rack left surface, and is meshed with driven wheel; On driven gear, radially form a groove, be used for fixing the universal bearing of connecting rod one end, can adjust the radius that connecting rod rotates with driven gear, the other end of connecting rod is connected with front vehicle fork fork outer end by universal bearing simultaneously, and the other end of front vehicle fork fork is arranged on front vehicle fork.
The dolly of described the walked serpentine route driving with gravitional force is also provided with start assembly matching used with it, and start assembly is comprised of T shape datum plate and L shaped sweep; Wherein the lower end of T shape datum plate is hinged on the perpendicular edge upper front end of L shaped sweep.
The dolly of the walked serpentine route driving with gravitional force that the utility model provides has the following advantages: 1. dolly base plate only has 5mm apart from ground, and car load center of gravity drops to minimum, is conducive to the stability of car; 2. dolly starting, by starting the auxiliary definite starting angle of module and initial position, can accurately be controlled the travel direction of dolly, and dolly is travelled according to specific movement locus and scope; 3. can utilize the method for regulating connecting rod length accurately to change front wheel angle, thus convenient debugging dolly; 4. the taper winding slot on driving shaft can change dolly requirement to different moments in running, i.e. during cycling start moment require large, in running moment require little, thereby the situation of avoiding dolly one tunnel to accelerate; 5. this apparatus structure is simple, easy to operate, with low cost, and travel distance is longer, can reach more than 30 meters; 6. change the radial position of connecting rod one end on driven gear and can change the moving of car cycle, thereby adapt to different obstruct thing spacing.
Accompanying drawing explanation
The vehicle structure stereogram of walked serpentine route driving with gravitional force that Fig. 1 provides for the utility model.
Fig. 2 is steering mechanism and driving mechanism part-structure schematic diagram on the dolly shown in Fig. 1.
Fig. 3 is the dolly upper body part-structure schematic diagram shown in Fig. 1.
Fig. 4 is ratio fixed pulley structure schematic diagram on the dolly shown in Fig. 1.
Fig. 5 is driven gear structural representation on the dolly shown in Fig. 1.
Fig. 6 is driving shaft structural representation on the dolly shown in Fig. 1.
Fig. 7 and Fig. 8 are respectively the start assembly structural representation that matches with the dolly shown in Fig. 1 and use.
Fig. 9 is the dolly traffic route schematic diagram shown in Fig. 1.
The specific embodiment
The dolly of the walked serpentine route driving with gravitional force the utility model being provided below in conjunction with the drawings and specific embodiments is elaborated.
As shown in Fig. 1-Fig. 6, the dolly of the walked serpentine route driving with gravitional force that the utility model provides is comprised of body part, steering mechanism and driving mechanism; Wherein body part is comprised of dolly base plate 11, driving shaft support 17, front fork installing rack 7, weight support 3 and weight support installing rack 15, the formation that is inclined upwardly of the front portion of dolly base plate 11; Weight support installing rack 15 is arranged on dolly base plate 11 both sides, middle part, and driving shaft support 17 is arranged on dolly base plate 11 both sides, rear portion, and front fork installing rack 7 is arranged on dolly base plate 11 front portions; Weight support 3 is comprised of two sheet metal component bent plates, and upper end is fixed on a transverse slat, and lower end is connected on weight support installing rack 15; Driving mechanism is comprised of driving shaft 20, locking swivel nut 21, fixed axis 2, left driving wheel 18, right driving wheel 6, driven wheel 19, front-wheel 8, weight 5, front vehicle fork 9, ratio fixed pulley 1 and two cotton ropes 4; Wherein front vehicle fork 9 is arranged on front fork installing rack 7, and 8, front-wheel is arranged on front vehicle fork 9; Fixed axis 2 levels are arranged on weight support 3 upper ends, and ratio fixed pulley 1 is installed on it; Ratio fixed pulley 1 is comprised of the large footpath wheel and the path round that are integrally formed and are arranged side by side; Driving shaft 20 levels are arranged on the top of driving shaft support 17, and left side is provided with driven wheel 19, and middle part is formed with conical winding slot, and right side is provided with locking swivel nut 21; Left driving wheel 18 and right driving wheel 6 utilize unilateral bearing to be arranged on the two ends of driving shaft 20; One end of single line rope 4 is fixed with weight 5, and the other end is locked in this hole of taking turns external margin after walking around the path round of ratio fixed pulley 1; One end of another root cotton rope 4 is locked in this hole of taking turns external margin after walking around the large footpath wheel on ratio fixed pulley 1, and the other end is fixed on locking swivel nut 21 after walking around the upper conical winding slot of driving shaft 20; Described steering mechanism is comprised of driven gear 16, connecting rod 13 and front vehicle fork fork 10; The middle part of driven gear 16 is arranged on weight support installing rack 15 left surfaces, and is meshed with driven wheel 19; On driven gear 16, radially form a groove, be used for fixing the universal bearing 12 of connecting rod 13 one end, can adjust the radius that connecting rod 13 rotates with driven gear 16 simultaneously, the other end of connecting rod 13 is connected with front vehicle fork fork 10 outer ends by universal bearing 12, and the other end of front vehicle fork fork 10 is arranged on front vehicle fork 9.
As shown in Fig. 7-Fig. 8, the dolly of described the walked serpentine route driving with gravitional force is also provided with start assembly matching used with it, and start assembly is comprised of T shape datum plate 22 and L shaped sweep 23; Wherein the lower end of T shape datum plate 22 is hinged on the perpendicular edge upper front end of L shaped sweep 23.
The dolly operation principle of the walked serpentine route driving with gravitional force now the utility model being provided is described below: as shown in Figure 9, first start assembly is lain on the ground of competition area in the mode on ground with perpendicular edge contact on L shaped sweep 23, the horizontal straight flange outer ledge on T shape datum plate 22 tops is overlapped with runway starting line, make the perpendicular edge center line of T shape datum plate 22 bottoms align with runway centerline simultaneously, fix T shape datum plate 22, then in horizontal plane, regulate along the direction of arrow in the figure the angle of L shaped sweep 23 with respect to T shape datum plate 22, so that dolly adapts to racing track, then backward the driving wheel 20 on rotating cart so that weight 5 slowly rises to the height of 400mm, now, the cotton rope 4 being connected with weight 5 will be wrapped on the path round of ratio fixed pulley 1, the lower end of another root cotton rope 4 is wrapped in the conical winding slot of driving shaft 20, dolly is ready, afterwards the rear end of left driving wheel 18 and right driving wheel 6 is abutted on the bottom surface of L shaped sweep 23 simultaneously, decontrol dolly, weight 5 will fall, when declining, weight 5 will utilize cotton rope 4 to drive driving shaft 20 to rotate, driving shaft 20 drives left driving wheel 18 and right driving wheel 6 to rotate again, thereby dolly is moved ahead, driving shaft 20 will drive driven wheel 19 to rotate together simultaneously, driven wheel 19 drives the driven gear 16 being engaged with to rotate together again, thereby drive front-wheel 8 to carry out periodic wobble by toggle, make thus dolly according to serpentine track, move ahead in weight 5 dropping process, driven gear 16 is accurately controlled line period before dolly by linkage, after having fallen, weight 5 also can utilize dolly inertia to extend dolly operating range.
Claims (2)
1. a dolly for the walked serpentine route driving with gravitional force, is characterized in that: it is comprised of body part, steering mechanism and driving mechanism; Wherein body part is comprised of little car bottom plate (11), driving shaft support (17), front fork installing rack (7), weight support (3) and weight support installing rack (15), the formation that is inclined upwardly of the front portion of little car bottom plate (11); Weight support installing rack (15) is arranged on both sides, little car bottom plate (11) middle part, and driving shaft support (17) is arranged on little car bottom plate (11) both sides, rear portion, and front fork installing rack (7) is arranged on little car bottom plate (11) front portion; Weight support (3) is comprised of two sheet metal component bent plates, and upper end is fixed on a transverse slat, and lower end is connected on weight support installing rack (15); Driving mechanism is comprised of driving shaft (20), locking swivel nut (21), fixed axis (2), left driving wheel (18), right driving wheel (6), driven wheel (19), front-wheel (8), weight (5), front vehicle fork (9), ratio fixed pulley (1) and two cotton ropes (4); Wherein front vehicle fork (9) is arranged on front fork installing rack (7) above, and front-wheel (8) is arranged on front vehicle fork (9); Fixed axis (2) level is arranged on weight support (3) upper end, and ratio fixed pulley (1) is installed on it; Ratio fixed pulley (1) is comprised of the large footpath wheel and the path round that are integrally formed and are arranged side by side; Driving shaft (20) level is arranged on the top of driving shaft support (17), and left side is provided with driven wheel (19), and middle part is formed with conical winding slot, and right side is provided with locking swivel nut (21); Left driving wheel (18) and right driving wheel (6) utilize unilateral bearing to be arranged on the two ends of driving shaft (20); One end of single line rope (4) is fixed with weight (5), and the other end is locked in this hole of taking turns external margin after walking around the path round of ratio fixed pulley (1); One end of another root cotton rope (4) is locked in this hole of taking turns external margin after walking around the large footpath wheel on ratio fixed pulley (1), and the other end is fixed on locking swivel nut (21) after walking around the upper conical winding slot of driving shaft (20); Described steering mechanism is comprised of driven gear (16), connecting rod (13) and front vehicle fork fork (10); The middle part of driven gear (16) is arranged on weight support installing rack (15) left surface, and is meshed with driven wheel (19); On driven gear (16), radially form a groove, be used for fixing the universal bearing (12) of connecting rod (13) one end, can adjust the radius that connecting rod (13) rotates with driven gear (16) simultaneously, the other end of connecting rod (13) is connected with front vehicle fork fork (10) outer end by universal bearing (12), and the other end of front vehicle fork fork (10) is arranged on front vehicle fork (9).
2. the dolly of the walked serpentine route driving with gravitional force according to claim 1, it is characterized in that: described dolly is also provided with start assembly matching used with it, start assembly is comprised of T shape datum plate (22) and L shaped sweep (23); Wherein the lower end of T shape datum plate (22) is hinged on the perpendicular edge upper front end of L shaped sweep (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320692174.XU CN203540058U (en) | 2013-11-04 | 2013-11-04 | Trolley driven by gravitational potential energy and being capable of walking along S-shaped line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320692174.XU CN203540058U (en) | 2013-11-04 | 2013-11-04 | Trolley driven by gravitational potential energy and being capable of walking along S-shaped line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203540058U true CN203540058U (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320692174.XU Expired - Fee Related CN203540058U (en) | 2013-11-04 | 2013-11-04 | Trolley driven by gravitational potential energy and being capable of walking along S-shaped line |
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| Country | Link |
|---|---|
| CN (1) | CN203540058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103638683A (en) * | 2013-11-04 | 2014-03-19 | 中国民航大学 | Trolley driven by gravitational potential energy and capable of walking along S-shaped route |
-
2013
- 2013-11-04 CN CN201320692174.XU patent/CN203540058U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103638683A (en) * | 2013-11-04 | 2014-03-19 | 中国民航大学 | Trolley driven by gravitational potential energy and capable of walking along S-shaped route |
| CN103638683B (en) * | 2013-11-04 | 2016-01-20 | 中国民航大学 | The dolly of the walked zigzag driven with gravitional force |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20141104 |
|
| EXPY | Termination of patent right or utility model |