Sharp wheel for mountain climbing vehicle

Abstract

The utility model relates to the technical field of machinery, and discloses a spike wheel for a mountain climbing vehicle, a first driving wheel unit and a second driving wheel unit which have the same structural composition are fixedly assembled at the left end and the right end of a driving shaft, and the first driving wheel unit and the second driving wheel unit are symmetrically mounted at the left end and the right end of the driving shaft; four sets of reinforced walking units are evenly and fixedly welded to the outer side wall of the roller in the circumferential direction, the ends of every two adjacent sets of reinforced walking units are welded and fixed together to form a set of walking spike wheels connected end to end, and the distribution track of each set of reinforced walking units on the outer surface of the roller is an Archimedes arc. In this way, when the reinforcing walking units roll along with the rollers, the stability of the rollers can be guaranteed, the application range of the mountain climbing vehicle can be well enlarged through the reinforcing walking units, the mountain climbing vehicle can stably advance on the flat ground and can normally walk on ice and snow roads or muddy roads without slipping, and the reliability of the mountain climbing vehicle is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical technical field, especially a kind of thorn wheel for mountain climber. BACKGROUND

[0002] Mountain climber is a kind of special vehicle mainly used for transporting goods on mountainous and rugged, narrow and steep mountain road, suitable for military and civilian use.The terrain characteristics of mountainous area lead to severe mountain climber bumping, the impact is greater with larger and heavier vehicle body, and most of the mountain climbers driving on such road conditions still use mechanical transmission, which is not only inconvenient to operate, but also extremely easy to damage.

[0003] In actual use, due to the characteristics of narrow and steep mountain road, the wheels of the vehicle cannot be in the same plane, and the vehicle body is often in an inclined state, so the driver can only drive slowly, and the load of the mountain climber is large, so the driving wheel has particularly important ground grip, otherwise a safety accident will occur if skidding occurs.

[0004] Most of the mountain climbers on the market currently use track-type walking mechanisms, which mainly include guide wheels, sprockets, tracks sleeved on the guide wheels and sprockets, and supporting wheels are generally provided between the guide wheels and the sprockets, and guards are also provided on both sides, of course, a tensioning wheel is also generally provided to adjust the position of the guide wheel to tension the track, and the sprocket is engaged with the track, so that the track moves with the sprocket when the sprocket is driven to rotate by the hydraulic motor, but such a structure has a large volume and high construction cost, and cannot be widely used.

[0005] Therefore, the utility model provides a thorn wheel for mountain climber to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model aims to provide a thorn wheel for mountain climber to solve the problems raised in the background.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a thorn wheel for mountain climber, comprising a driving shaft, the left and right ends of the driving shaft are fixedly assembled with first driving wheel units and second driving wheel units which have the same structure, and the first driving wheel units and the second driving wheel units are symmetrically installed at the left and right ends of the driving shaft.

[0008] The first driving wheel unit comprises a first fixed ring and a second fixed ring sleeved on the outer wall of the driving shaft, and the first fixed ring and the second fixed ring are fixed on the driving shaft by fastening bolts, and the outer wall of the first fixed ring is uniformly provided with first reinforcing ribs, the outer wall of the second fixed ring is uniformly provided with second reinforcing ribs, the outer ends of the first reinforcing ribs and the second reinforcing ribs are fixedly assembled with rollers, and the rollers and the driving shaft are coaxially arranged.

[0009] Four groups of reinforcing walking units are uniformly fixed and welded on the outer side wall of the roller along the circumferential direction, the end portions of adjacent two groups of reinforcing walking units are fixed and welded together to form a group of walking thorn wheels connected in a head-to-tail manner, the distribution area of each group of reinforcing walking units accounts for 1 / 4 of the outer surface area of the roller, and the distribution track of each group of reinforcing walking units on the outer surface of the roller is an Archimedes curve.

[0010] Preferably, one side of the driving shaft is provided with a locking surface, and the locking surface is a plane, the inner side walls of the first fixing ring and the second fixing ring are each provided with a limiting rib matched with the locking surface, and a threaded hole matched with the fastening bolt is formed in the limiting rib.

[0011] Preferably, the first reinforcing ribs are arranged in three groups and uniformly arranged on the circumferential side wall of the first fixing ring, the second reinforcing ribs are arranged in three groups and uniformly arranged on the circumferential side wall of the second fixing ring, and the three groups of first reinforcing ribs and the three groups of second reinforcing ribs are arranged in a staggered manner in the circumferential direction, and the included angle is 60 degrees.

[0012] Preferably, each group of reinforcing walking units is uniformly provided with thorn walking teeth, and the thorn walking teeth are distributed along the Archimedes curve, and each group of thorn walking teeth is consistent with the diameter line of the roller.

[0013] Preferably, the first fixing ring and the second fixing ring are symmetrically arranged based on the central section of the roller, and the fastening bolt is tightly assembled on the locking surface through the threaded hole.

[0014] Preferably, one side or both sides of the bottom of one or more groups of reinforcing walking units are fixedly provided with reinforcing edges, the bottom of the reinforcing edge is fixedly connected with the first driving wheel unit or the second driving wheel unit, and one side is fixedly connected with the reinforcing walking unit.

[0015] The technical effects and advantages of the utility model are as follows:

[0016] The utility model sets up a group of walking thorn wheels connected in a head-to-tail manner outside the roller, and the distribution track of each group of reinforcing walking units on the outer surface of the roller is an Archimedes curve, so that when the reinforcing walking units roll with the roller, the stability of the roller can be ensured, the application range of the mountain bike is greatly increased, the terrain is not limited, the mountain bike can not only steadily advance on the flat ground, but also normally walk on the icy road or muddy road without slipping, and the reliability of the mountain bike is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole first visual angle structural schematic view of the utility model;

[0018] Figure 2The whole second visual angle structure schematic view of the utility model shows that

[0019] Figure 3 The whole third visual angle structure schematic view of the utility model shows that

[0020] Figure 4 The first driving wheel unit structure schematic view of the utility model shows that

[0021] Figure 5 The driving shaft structure schematic view of the utility model shows that

[0022] Figure 6 The second fixed ring structure schematic view of the utility model shows that

[0023] In the drawing: 1, driving shaft;2, first driving wheel unit;3, second driving wheel unit;4, fastening bolt;5, locking surface;6, first fixed ring;7, second fixed ring;8, roller;9, first reinforcing rib;10, second reinforcing rib;11, reinforcing walking unit;12, thorn walking tooth;13, limiting beam;14, threaded hole;15, reinforcing edge. Specific implementation

[0024] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments, based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] The utility model provides a kind of thorn wheel for mountain climbing car as Figures 1 to 6 As shown in the drawing, the utility model discloses a kind of thorn wheel for mountain climbing car, including driving shaft 1, the same structure of first driving wheel unit 2 and second driving wheel unit 3 is fixedly assembled in the left and right ends of driving shaft 1, and first driving wheel unit 2 and second driving wheel unit 3 are symmetrically installed in the left and right ends of driving shaft 1, first driving wheel unit 2 and second driving wheel unit 3 can be synchronously driven to rotate when driving shaft 1 rotates, for climbing, and walking is stable, will not skid, also not sticky with soil and ice and snow.

[0026] Please refer to Figure 4 First driving wheel unit 2 includes first fixed ring 6 and second fixed ring 7 that are limited to set on the outer side wall of driving shaft 1, and first fixed ring 6 and second fixed ring 7 are fixed on driving shaft 1 by fastening bolt 4, and first fixed ring 6 outer side wall is uniformly distributed with first reinforcing rib 9, second fixed ring 7 outer side wall is uniformly distributed with second reinforcing rib 10, the outer end of first reinforcing rib 9 and second reinforcing rib 10 is fixedly assembled with roller 8, and roller 8 and driving shaft 1 are coaxial line arrangement.

[0027] The fastening bolt 4 ensures the mounting stability of the first fixing ring 6 and the second fixing ring 7 on the driving shaft 1, and the distribution of the first reinforcing rib 9 and the second reinforcing rib 10 ensures the rolling support strength of the roller 8, and ensures the use reliability of the device.

[0028] Please refer to Figure 4 The outer side wall of the roller 8 is uniformly fixed with four groups of reinforcing walking units 11 along the circumferential direction, the end portions of adjacent two groups of reinforcing walking units 11 are fixed together by welding, forming a group of walking spike wheels connected head to tail, the distribution area of each group of reinforcing walking units 11 occupies 1 / 4 of the outer surface area of the roller 8, and the distribution track of each group of reinforcing walking units 11 on the outer surface of the roller 8 is an Archimedes arc, so that the reinforcing walking units 11 can ensure the stability of the roller 8 when rolling with the roller 8, and the reinforcing walking units 11 can well increase the application range of the mountain bike, without limiting the terrain, not only steadily advancing on the flat ground, but also normally walking on the ice and snow road or the muddy road without slipping, greatly improving the reliability of the mountain bike.

[0029] The driving shaft 1 is provided with a locking surface 5, and the locking surface 5 is a plane, the inner side walls of the first fixing ring 6 and the second fixing ring 7 are provided with limiting beads 13 matched with the locking surface 5, and the limiting beads 13 are provided with threaded holes 14 matched with the fastening bolt 4, the first fixing ring 6 and the second fixing ring 7 are sleeved on the driving shaft 1, and the circumferential direction limiting is realized through the cooperation of the locking surface 5 and the limiting bead 13, the first fixing ring 6 and the second fixing ring 7 are symmetrically arranged based on the central section of the roller 8, the fastening bolt 4 is tightly assembled on the locking surface 5 by passing through the threaded hole 14, and the axial limiting of the first fixing ring 6 and the second fixing ring 7 on the driving shaft 1 is realized through the fastening bolt 4, so as to prevent the first driving wheel unit 2 and the second driving wheel unit 3 from deviating or even falling off.

[0030] The first reinforcing rib 9 is arranged as three groups and uniformly arranged on the circumferential side wall of the first fixing ring 6, the second reinforcing rib 10 is arranged as three groups and uniformly arranged on the circumferential side wall of the second fixing ring 7, and the three groups of first reinforcing ribs 9 and the three groups of second reinforcing ribs 10 are arranged in a staggered manner in the circumferential direction, and the included angle is 60 degrees, the design of the three groups of reinforcing ribs can enhance the support strength of the fixing ring to the roller 8, and the distribution angles of the first reinforcing rib 9 and the second reinforcing rib 10 are different, which is beneficial to improve the stress uniformity of the roller 8 when walking, and prevent deformation caused by internal stress after long-term use.

[0031] Each group of reinforcing walking unit 11 is uniformly distributed with the thorn walking tooth 12, and the thorn walking tooth 12 is distributed along the Archimedes curve, and each group of thorn walking tooth 12 is consistent with the diameter line of the roller 8, which ensures the verticality of the thorn walking tooth 12, so that when the reinforcing walking unit 11 follows the roller 8 to move, the extrusion force between the thorn walking tooth 12 and the ground can be increased, so as to increase the friction to push the mountain bike to walk, and the mountain bike walks stably and does not slip, and it is not sticky with mud and ice and snow, which is suitable for various road surfaces, and greatly improves the use stability.

[0032] One or more groups of reinforcing walking unit 11 are fixedly arranged on one side or both sides of the bottom of the reinforcing walking unit 11, and the reinforcing edge 15 is fixedly connected with the first driving wheel unit 2 or the second driving wheel unit 3 at the bottom, and is fixedly connected with the reinforcing walking unit 11 on one side, and the reinforcing edge 15 is a circular or square steel bar welded on one side or both sides of the reinforcing walking unit 11, which is used to fix the thorn walking tooth 12 on the upper part of the reinforcing walking unit 11 and prevent it from deforming.

[0033] Finally, it should be noted that: the above is only the preferred embodiment of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A spiked wheel for a mountain bike, characterized by: The utility model provides a kind of first driving wheel unit and second driving wheel unit, including driving shaft (1), the left and right ends of the driving shaft (1) are fixedly equipped with the first driving wheel unit (2) and the second driving wheel unit (3) of same structure composition, and the first driving wheel unit (2) and the second driving wheel unit (3) are symmetrically installed at the left and right ends of driving shaft (1); The first driving wheel unit (2) includes a first fixed ring (6) and a second fixed ring (7) that are sleeved on the outer wall of the driving shaft (1), and the first fixed ring (6) and the second fixed ring (7) are fixed on the driving shaft (1) by fastening bolts (4), and the outer wall of the first fixed ring (6) is uniformly provided with first reinforcing ribs (9), and the outer wall of the second fixed ring (7) is uniformly provided with second reinforcing ribs (10), and the outer ends of the first reinforcing ribs (9) and the second reinforcing ribs (10) are fixedly equipped with rollers (8), and the rollers (8) and the driving shaft (1) are coaxially arranged. The outer wall of the roller (8) is uniformly fixed and welded with four groups of reinforcing walking units (11) along the circumferential direction, the end portions of adjacent two groups of reinforcing walking units (11) are welded and fixed together to form a group of walking spike wheels connected head to tail, the distribution area of each group of reinforcing walking units (11) occupies 1 / 4 of the outer surface area of the roller (8), and the distribution track of each group of reinforcing walking units (11) on the outer surface of the roller (8) is an Archimedes arc.

2. The spiked wheel for a mountain bike as defined in claim 1, characterized in that: One side of the driving shaft (1) is provided with a locking surface (5), and the locking surface (5) is a plane, the inner walls of the first fixed ring (6) and the second fixed ring (7) are provided with limiting beads (13) matched with the locking surface (5), and the limiting beads (13) are provided with threaded holes (14) matched with the fastening bolts (4).

3. The spiked wheel for a mountain bike as defined in claim 2, characterized in that: The first reinforcing ribs (9) are arranged in three groups and uniformly arranged on the circumferential side wall of the first fixed ring (6), the second reinforcing ribs (10) are arranged in three groups and uniformly arranged on the circumferential side wall of the second fixed ring (7), and the three groups of first reinforcing ribs (9) and the three groups of second reinforcing ribs (10) are staggered in the circumferential direction, and the included angle is 60 degrees.

4. The spiked wheel for a mountain bike as defined in claim 1, wherein: Each group of reinforcing walking units (11) is uniformly provided with spike walking teeth (12), and the spike walking teeth (12) are distributed along the Archimedes arc, and each group of spike walking teeth (12) is consistent with the diameter line of the roller (8).

5. The spiked wheel for a mountain bike as defined in claim 2, wherein: The first fixed ring (6) and the second fixed ring (7) are symmetrically arranged based on the center section of the roller (8), and the fastening bolts (4) are tightly assembled on the locking surface (5) by passing through the threaded holes (14).

6. The spiked wheel for a mountain bike as defined in claim 4, wherein: One side or both sides of the bottom of one or more groups of reinforcing walking units (11) are fixedly provided with reinforcing edges (15), the bottom of the reinforcing edge (15) is fixedly connected with the first driving wheel unit (2) or the second driving wheel unit (3), and one side is fixedly connected with the reinforcing walking unit (11).

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