CN108216428B - Ultra-low heavy-load bidirectional traction rubber wheel flat car - Google Patents
Ultra-low heavy-load bidirectional traction rubber wheel flat car Download PDFInfo
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- CN108216428B CN108216428B CN201810060671.5A CN201810060671A CN108216428B CN 108216428 B CN108216428 B CN 108216428B CN 201810060671 A CN201810060671 A CN 201810060671A CN 108216428 B CN108216428 B CN 108216428B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D63/00—Motor vehicles or trailers not otherwise provided for
- B62D63/06—Trailers
- B62D63/068—Trailers with more than two axles or more than four wheels
Abstract
The invention relates to a mine auxiliary transport tool, namely a flat car, in particular to an ultra-low heavy-load bidirectional traction rubber wheel flat car. The problem that the existing rubber wheel flat car cannot integrally move large-scale equipment due to the limitation of bearing capacity and car body geometric dimension is solved. The flat car consists of a front wheel assembly, a rear wheel assembly, a flat plate supported on the front wheel assembly and the rear wheel assembly and a traction triangular mop, wherein the front wheel assembly and the rear wheel assembly have the same structure and are symmetrically distributed by the central line of the flat plate; the front and rear wheel assemblies are symmetrically designed, so that the whole vehicle can realize reversing traction in narrow roadways at any time and any place. The invention increases the bearing capacity and the geometric dimension of the vehicle body, and completely designs the structure of the whole vehicle, thereby completely realizing the integral moving of large-scale equipment, practically solving the problem of repeated labor of reassembling the equipment after the equipment is disassembled and transported in place, and greatly lowering the labor intensity of workers.
Description
Technical Field
The invention relates to a mine auxiliary transport tool, namely a flat car, in particular to an ultra-low heavy-load bidirectional traction rubber wheel flat car.
Background
The existing rubber-tyred flat car used in coal mines is limited by the transportation bearing capacity and the geometric dimension of the car body, so that the existing large fully-mechanized mining fully-mechanized excavating overweight and overlong electromechanical equipment used at present can be transported to a destination underground or aboveground only by disassembling, thus the working strength is invisibly increased, the working efficiency is reduced, and the original assembly quality of the electromechanical equipment cannot be ensured.
Disclosure of Invention
The invention solves the problem that the existing rubber wheel flat car cannot integrally move large equipment, such as large-scale fully-mechanized mining fully-mechanized ultra-heavy and ultra-long electromechanical equipment, due to the limitation of bearing capacity and the geometric dimension of a car body, and provides an ultra-low heavy-load bidirectional traction rubber wheel flat car. The rubber wheel flat car adopts a brand new mechanical structure design due to the increase of the bearing capacity and the geometric dimension.
The invention is realized by adopting the following technical scheme: the ultra-low heavy-load bidirectional traction rubber wheel flat car comprises a front wheel assembly, a rear wheel assembly, a flat plate supported on the front wheel assembly and the rear wheel assembly and a traction triangular mop, wherein the front wheel assembly and the rear wheel assembly have the same structure and are symmetrically distributed by the central line of the flat plate;
the front wheel assembly comprises a traction frame, a bearing frame, a rubber wheel, a bearing frame reinforcing rib plate, a left idler wheel assembly, a right idler wheel assembly, a middle idler wheel assembly and a steering shaft assembly;
the traction frame comprises four traction plates with the same shape, each traction plate is composed of a right-angle trapezoidal plate at the front part and a rectangular plate extending backwards from the lower bottom edge of the right-angle trapezoidal plate, the oblique waist surfaces of the right-angle trapezoidal plates of the four traction plates are welded on the lower supporting plate, the width of the lower supporting plate is equal to the length of the oblique waist surface, two notches are formed in the front end of the lower supporting plate (namely the end corresponding to the upper bottom end of the right-angle trapezoidal plate), the positions of the notches are located between the first traction plate and the second traction plate and between the third traction plate and the fourth traction plate, vertical rib plates which are simultaneously fixed with the traction plates and the lower supporting plate are arranged between the traction plates and outside the first traction plate and the fourth traction plate, pin shaft holes are formed in the front ends of the four traction plates;
the bearing frame comprises a rectangular frame surrounded by vertical plates, two middle vertical plates parallel to the short-edge vertical plates of the rectangular frame are fixed in the rectangular frame, shaft holes with downward openings are formed in the middles of the short-edge vertical plates of the rectangular frame and the bottom edges of the middle vertical plates, a rubber wheel is arranged between one short-edge vertical plate and one middle vertical plate of the rectangular frame, and two ends of a wheel shaft of the rubber wheel are respectively inserted into the shaft holes in the short-edge vertical plates and the middle vertical plates of the rectangular frame, so that the bearing frame is supported on the wheel shaft of the rubber wheel; the rear end of the rectangular plate of each traction plate is welded with the long-edge vertical plate of the rectangular frame, so that the traction frame is connected with the bearing frame;
the side parts of the two long-edge vertical plates of the rectangular frame are vertically fixed with bearing frame reinforcing rib plates; the left side of each rubber wheel is provided with a left carrier wheel assembly fixed on the reinforcing rib plate of the bearing frame, the right side of each rubber wheel is provided with a right carrier wheel assembly fixed on the reinforcing rib plate of the bearing frame, and the middle of the reinforcing rib plate of the bearing frame is fixed with a middle carrier wheel assembly;
the left riding wheel assembly comprises a left riding wheel frame consisting of a triangular left riding wheel horizontal supporting plate and a left riding wheel vertical supporting plate vertically fixed on the lower end face of the left riding wheel horizontal supporting plate, two left riding wheel supporting plates are vertically fixed on the upper end face of the left riding wheel horizontal supporting plate, two ends of a wheel shaft of the left riding wheel are supported on the left riding wheel supporting plates, and a bearing is arranged between the left riding wheel and the wheel shaft of the left riding wheel; the vertical supporting plate of the left riding wheel is welded with the reinforcing rib plate of the bearing frame, and the bevel edge surface of the horizontal supporting plate of the triangular left riding wheel faces the long-edge vertical plate of the rectangular frame of the bearing frame;
the right riding wheel assembly comprises a right riding wheel frame consisting of a triangular right riding wheel horizontal supporting plate and a right riding wheel vertical supporting plate vertically fixed on the lower end surface of the right riding wheel horizontal supporting plate, two right riding wheel supporting plates are vertically fixed on the upper end surface of the right riding wheel horizontal supporting plate, two ends of a wheel shaft of the right riding wheel are supported on the right riding wheel supporting plates, and a bearing is arranged between the right riding wheel and the wheel shaft of the right riding wheel; the right riding wheel vertical supporting plate is welded with the bearing frame reinforcing rib plate, and the bevel edge surface of the triangular right riding wheel horizontal supporting plate is ensured to face a long edge vertical plate of the rectangular frame of the bearing frame;
the middle riding wheel assembly comprises a middle riding wheel frame consisting of a middle riding wheel horizontal supporting plate and a middle riding wheel vertical supporting plate vertically fixed on the lower end face of the middle riding wheel horizontal supporting plate, two middle riding wheel supporting plates are vertically fixed on the upper end face of the middle riding wheel horizontal supporting plate, two ends of a wheel shaft of the middle riding wheel are supported on the middle riding wheel supporting plates, and a bearing is arranged between the middle riding wheel and the wheel shaft of the middle riding wheel; the vertical supporting plate of the middle riding wheel is welded with the reinforcing rib plate of the bearing frame;
the steering shaft assembly comprises an upper bearing seat, a lower bearing seat and a steering shaft connecting sleeve connected between the upper bearing seat and the lower bearing seat, the steering shaft is positioned in the steering shaft connecting sleeve, an upper centering bearing is arranged between the steering shaft and the upper bearing seat, and a lower centering bearing is arranged between the steering shaft and the lower bearing seat; a steering shaft reinforcing rib plate which is distributed in a radial shape is fixed on the part above the upper bearing seat of the steering shaft; a locking wire ring is fixedly sleeved on the part below a lower bearing seat of the steering shaft; the top end surface of the steering shaft is provided with a convex pin; the upper bearing seat and the lower bearing seat are fixed between the two middle vertical plates of the bearing frame and keep the steering shaft vertical (to the flat plate); during assembly, the flat plate is provided with pin holes corresponding to the positions of the convex pins, the convex pins are inserted into the pin holes on the flat plate 1 and welded under the condition that the supporting wheels of the left supporting wheel assembly, the right supporting wheel assembly and the middle supporting wheel assembly are ensured to be in contact with the lower end surface of the flat plate, and meanwhile, the steering shaft reinforcing rib plates distributed in a radial manner are welded with the lower end surface of the flat plate;
the traction triangular mop is connected with a traction frame of the front wheel assembly or the rear wheel assembly, namely two connecting angles with hinge holes at the connecting end of the traction triangular mop extend into the gap on the lower supporting plate of the traction frame, and a pin shaft simultaneously penetrates through pin shaft holes at the front ends of four traction plates of the traction frame and the hinge holes on the two connecting angles of the traction triangular mop;
the ultra-low heavy-load two-way traction rubber-tyred flat car has the following appearance geometric dimensions: 4000mm × 1600mm × 600 mm; maximum load capacity: 40 tons.
When in use, the traction triangular mop is selected to be connected on the front wheel assembly or the rear wheel assembly according to the trend of the flat car; the flat car can be dragged by dragging the traction triangular mop. When the steering wheel is turned, the triangular mop is drawn to drive the front wheel assembly or the rear wheel assembly to rotate around the steering shaft, and meanwhile, the supporting wheels of the left supporting wheel assembly, the right supporting wheel assembly and the middle supporting wheel assembly roll on the lower end face of the flat plate, so that flexible steering is realized.
The ultra-low heavy-load bidirectional traction rubber wheel flat car increases the bearing capacity and the geometric dimension of the car body, and completely designs the structure of the whole car, has reasonable, novel and unique structural design, completely realizes the integral moving of large-scale equipment, practically solves the problem of repeated labor of equipment disassembly and transportation in place and then reassembly, greatly reduces the labor intensity of workers, shortens the production preparation time, improves the working efficiency, ensures the original assembly quality of the equipment, and has direct economic benefit of 160 ten thousand yuan/year through accounting. The front and rear wheel assemblies are symmetrically designed, so that the whole vehicle can realize reversing traction in narrow roadways at any time and any place.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a left side view of FIG. 1;
FIG. 4 is a schematic structural view of the traction frame;
FIG. 5 is a top view of FIG. 4;
FIG. 6 is a left side view of FIG. 4;
FIG. 7 is a schematic view of a carrier;
FIG. 8 is a top view of FIG. 7;
FIG. 9 is a left side view of FIG. 7;
FIG. 10 is a schematic structural view of a stiffener plate of the bearing frame;
FIG. 11 is a schematic structural view of the left idler assembly;
FIG. 12 is a top view of FIG. 11;
FIG. 13 is a schematic structural view of the right idler assembly;
FIG. 14 is a top view of FIG. 13;
FIG. 15 is a schematic structural view of the middle idler assembly;
FIG. 16 is a left side view of FIG. 15;
FIG. 17 is a schematic structural view of the steering shaft assembly;
FIG. 18 is a schematic structural view of the locking mechanism;
FIG. 19 is a schematic view of a locking plate;
FIG. 20 is a schematic view of the structure of the locking hinge plate;
FIG. 21 is a left side view of FIG. 20;
FIG. 22 is a schematic view of the structure of the locking hinge plate positioning sleeve.
In the figure: 1. a flat plate, 2, a traction triangular mop, 3, a traction frame, 3-1, a traction plate, 3-2, a lower supporting plate, 3-3, a gap, 3-4, a vertical rib plate, 3-5, a pin shaft hole, 4, a bearing frame, 4-1, a rectangular frame, 4-2, a middle vertical plate, 4-3, a shaft hole, 4-4, a screw hole, 5, a pin shaft, 6, a right supporting wheel assembly, 6-1, a right supporting wheel horizontal supporting plate, 6-2, a right supporting wheel vertical supporting plate, 6-3, a right supporting wheel supporting plate, 6-4, a right supporting wheel, 7, a left supporting wheel assembly, 7-1, a left supporting wheel horizontal supporting plate, 7-2, a left supporting wheel vertical supporting plate, 7-3, a left supporting wheel supporting plate, 7-4, a left supporting wheel, 8, a middle supporting wheel assembly, 8-1, a middle supporting wheel horizontal supporting plate, 8-2, a middle supporting wheel vertical supporting plate, 8-3, a middle supporting plate, 8-4 and a middle supporting plate, 9. the locking device comprises a bearing frame reinforcing rib plate, 10 parts of a steering shaft assembly, 10 parts of 1 parts of an upper bearing seat, 10 parts of 2 parts of a lower bearing seat, 10 parts of 3 parts of a steering shaft connecting sleeve, 10 parts of 4 parts of a steering shaft, 10 parts of 5 parts of an upper centering bearing, 10 parts of 6 parts of a lower centering bearing, 10 parts of 7 parts of a steering shaft reinforcing rib plate, 10 parts of 8 parts of a locking wire ring, 10 parts of 9 parts of a convex pin, 11 parts of a rubber wheel, 12 parts of a rubber wheel clamping plate, 15 parts of a locking hinge plate, 15 parts of 1 parts of a hinge pipe, 15 parts of 2 parts of a plate body, 15 parts of 3 parts of a clamping hole, 16 parts of a locking hinge plate positioning sleeve, 17 parts of a locking plate.
Detailed Description
The ultra-low heavy-load bidirectional traction rubber wheel flat car comprises a front wheel assembly, a rear wheel assembly, a flat plate 1 supported on the front wheel assembly and the rear wheel assembly and a traction triangular mop 2, wherein the front wheel assembly and the rear wheel assembly have the same structure and are symmetrically distributed by the central line of the flat plate 1;
the front wheel assembly comprises a traction frame 3, a bearing frame 4, a rubber wheel 11, a bearing frame reinforcing rib plate 9, a left riding wheel assembly 7, a right riding wheel assembly 6, a middle riding wheel assembly 8 and a steering shaft assembly 10;
the traction frame 3 comprises four traction plates 3-1 with the same shape, the traction plates 3-1 are composed of a right-angle trapezoidal plate at the front part and a rectangular plate extending backwards from the lower bottom edge of the right-angle trapezoidal plate, the inclined waist surfaces of the right-angle trapezoidal plates of the four traction plates 3-1 are welded on the lower supporting plate 3-2, the width of the lower supporting plate 3-2 is equal to the length of the inclined waist surface, two notches 3-3 are formed in the front end of the lower supporting plate 3-2 (namely the end corresponding to the upper bottom end of the right-angle trapezoidal plate), the positions of the notches 3-3 are positioned between the first traction plate and the second traction plate and between the third traction plate and the fourth traction plate, vertical rib plates 3-4 which are simultaneously fixed with the traction plates and the lower supporting plate are arranged between the traction plates 3-1 and outside the first traction plate and the fourth traction plate, pin shaft holes 3-5 are formed in the front ends of the four traction plates 3-1, and the pin shaft holes 3;
the bearing frame 4 comprises a rectangular frame 4-1 surrounded by vertical plates, two middle vertical plates 4-2 parallel to the short-edge vertical plates of the rectangular frame are fixed in the rectangular frame 4-1, shaft holes 4-3 with downward openings are formed in the middles of the short-edge vertical plates of the rectangular frame 4-1 and the bottom edges of the middle vertical plates 4-2, a rubber wheel 11 is arranged between one short-edge vertical plate of the rectangular frame 4-1 and one middle vertical plate 4-2, and two ends of a wheel shaft of the rubber wheel 11 are respectively inserted into the shaft holes 4-3 on the short-edge vertical plates of the rectangular frame 4-1 and the middle vertical plates 4-2, so that the bearing frame 4 is supported on the wheel shaft of the rubber wheel 11; screw holes 4-4 are formed in two sides of a shaft hole 4-3 on a short-edge vertical plate and a middle vertical plate 4-2 of the rectangular frame 4-1, and rubber wheel clamping plates 12 are screwed on the screw holes 4-4 to prevent wheel shafts of the rubber wheels 11 from being separated from the shaft hole 4-3; the rear end of the rectangular plate of each traction plate 3-1 is welded with the long-edge vertical plate of the rectangular frame 4-1, so that the traction frame 3 is connected with the bearing frame 4;
the side parts of the two long-edge vertical plates of the rectangular frame 4-1 are vertically fixed with bearing frame reinforcing rib plates 9; a left riding wheel component 7 fixed on a bearing frame reinforcing rib plate 9 is arranged on the left side of each rubber wheel 11, a right riding wheel component 6 fixed on the bearing frame reinforcing rib plate 9 is arranged on the right side of each rubber wheel 11, and a middle riding wheel component 8 is fixed in the middle of the bearing frame reinforcing rib plate 9;
the left riding wheel assembly 7 comprises a left riding wheel frame consisting of a triangular left riding wheel horizontal supporting plate 7-1 and a left riding wheel vertical supporting plate 7-2 vertically fixed on the lower end face of the left riding wheel horizontal supporting plate 7-1, two left riding wheel supporting plates 7-3 are vertically fixed on the upper end face of the left riding wheel horizontal supporting plate 7-1, two ends of a wheel shaft of the left riding wheel 7-4 are supported on the left riding wheel supporting plates 7-3, and a bearing is arranged between the left riding wheel 7-4 and the wheel shaft of the left riding wheel 7-4; the left riding wheel vertical supporting plate 7-2 is welded with a bearing frame reinforcing rib plate 9 and ensures that the bevel edge surface of the triangular left riding wheel horizontal supporting plate 7-1 faces a long edge vertical plate of the rectangular frame 4-1 of the bearing frame 4;
the right riding wheel assembly 6 comprises a right riding wheel frame consisting of a triangular right riding wheel horizontal supporting plate 6-1 and a right riding wheel vertical supporting plate 6-2 vertically fixed on the lower end face of the right riding wheel horizontal supporting plate 6-1, two right riding wheel supporting plates 6-3 are vertically fixed on the upper end face of the right riding wheel horizontal supporting plate 6-1, two ends of a wheel shaft of the right riding wheel 6-4 are supported on the right riding wheel supporting plates 6-3, and a bearing is arranged between the right riding wheel 6-4 and the wheel shaft of the right riding wheel 6-4; the right riding wheel vertical supporting plate 6-2 is welded with a bearing frame reinforcing rib plate 9 and ensures that the bevel edge surface of the triangular right riding wheel horizontal supporting plate 6-1 faces a long edge vertical plate of the rectangular frame 4-1 of the bearing frame 4;
the middle riding wheel assembly 8 comprises a middle riding wheel frame consisting of a middle riding wheel horizontal supporting plate 8-1 and a middle riding wheel vertical supporting plate 8-2 vertically fixed on the lower end face of the middle riding wheel horizontal supporting plate 8-1, two middle riding wheel supporting plates 8-3 are vertically fixed on the upper end face of the middle riding wheel horizontal supporting plate 8-1, two ends of a wheel shaft of the middle riding wheel 8-4 are supported on the middle riding wheel supporting plates 8-3, and a bearing is arranged between the middle riding wheel 8-4 and the wheel shaft of the middle riding wheel 8-4; the middle supporting wheel vertical supporting plate 8-2 is welded with a bearing frame reinforcing rib plate 9;
the steering shaft assembly 10 comprises an upper bearing seat 10-1, a lower bearing seat 10-2 and a steering shaft connecting sleeve 10-3 connected between the upper bearing seat and the lower bearing seat, a steering shaft 10-4 is positioned in the steering shaft connecting sleeve 10-3, an upper centering bearing 10-5 is arranged between the steering shaft 10-4 and the upper bearing seat 10-1, and a lower centering bearing 10-6 is arranged between the steering shaft 10-4 and the lower bearing seat 10-2; a steering shaft reinforcing rib plate 10-7 which is distributed in a radial shape is fixed on the part above the upper bearing seat 10-1 of the steering shaft 10-4; a locking wire ring 10-8 is fixedly sleeved on the part below a lower bearing seat 10-2 of the steering shaft 10-4; the top end surface of the steering shaft 10-4 is provided with a convex pin 10-9; the upper bearing seat 10-1 and the lower bearing seat 10-2 are fixed between two middle vertical plates 4-2 of the bearing frame 4 and keep the steering shaft 10-4 vertical (to a flat plate); during assembly, the flat plate 1 is provided with pin holes corresponding to the positions of the convex pins 10-9, the convex pins 10-9 are inserted into the pin holes on the flat plate 1 and welded under the condition that the supporting wheels of the left supporting wheel assembly 7, the right supporting wheel assembly 6 and the middle supporting wheel assembly 8 are in contact with the lower end surface of the flat plate, and meanwhile, the steering shaft reinforcing rib plates 10-7 distributed in a radial shape are welded with the lower end surface of the flat plate 1;
the traction triangular mop 2 is connected with a traction frame 3 of a front wheel assembly or a rear wheel assembly, namely two connecting angles with hinge holes at the connecting end of the traction triangular mop 2 extend into a gap 3-3 on a lower supporting plate 3-2 of the traction frame 3, and a pin shaft 5 simultaneously penetrates through pin shaft holes 3-5 at the front ends of four traction plates 3-1 of the traction frame 3 and the hinge holes on the two connecting angles of the traction triangular mop 2;
the ultra-low heavy-load two-way traction rubber-tyred flat car has the following appearance geometric dimensions: 4000mm × 1600mm × 600 mm; maximum load capacity: 40 tons.
The front wheel assembly and the rear wheel assembly are also provided with a steering locking mechanism, the steering locking mechanism is composed of a locking plate 17, a locking hinge plate 15 and a locking hinge plate positioning sleeve 16, the locking plate 17 is a strip-shaped plate, one end face of the locking plate 17 is welded on the side wall of the flat plate 1, the other side of the locking plate 17 is provided with a clamping convex 17-1, and the clamping convex 17-1 is provided with a bolt hole; the locking hinge plate 15 consists of a hinge pipe 15-1 and a plate body 15-2 fixed on the outer wall of the hinge pipe, and a clamping hole 15-3 matched with a clamping protrusion 17-1 on the locking plate 17 is formed in the plate body 15-2; the locking hinge plate positioning sleeve 16 is a nut-shaped offset sleeve, the locking hinge plate positioning sleeve 16 is fixed around the pin shaft holes 3-5 of the opposite surfaces of the second traction plate 3-1 and the third traction plate 3-1 of the traction frame 3, and two ends of the hinge pipe 15-1 of the locking hinge plate 15 are sleeved in the locking hinge plate positioning sleeve 16; the inner diameter of the hinge tube 15-1 for locking the hinge plate 15 is larger than the inner diameter of the pin shaft holes 3-5 of the second and third traction plates 3-1 of the traction frame 3 (thus, the connection of the traction triangular mop 2 with the traction frame 3 through the pin shaft 5 is not affected). When the steering lock is needed (after the steering lock, the flat car can not be steered and can only go straight), the locking hinge plate 15 is rotated, so that the clamping hole 15-3 on the plate body 15-2 is sleeved on the clamping projection 17-1 on the locking plate 17, and a bolt is inserted into the bolt hole on the clamping projection 17-1.
Claims (3)
1. An ultra-low heavy-load bidirectional traction rubber wheel flat car is characterized by comprising a front wheel assembly, a rear wheel assembly, a flat plate (1) supported on the front wheel assembly and the rear wheel assembly and a traction triangular mop (2), wherein the front wheel assembly and the rear wheel assembly have the same structure and are symmetrically distributed by taking the center line of the flat plate (1) as the center line;
the front wheel assembly comprises a traction frame (3), a bearing frame (4), a rubber wheel (11), a bearing frame reinforcing rib plate (9), a left carrier wheel assembly (7), a right carrier wheel assembly (6), a middle carrier wheel assembly (8) and a steering shaft assembly (10);
the traction frame (3) comprises four traction plates (3-1) with the same shape, the traction plates (3-1) are composed of a right-angle trapezoidal plate at the front part and a rectangular plate extending backwards from the lower bottom edge of the right-angle trapezoidal plate, the oblique waist surfaces of the right-angle trapezoidal plates of the four traction plates (3-1) are welded on the lower supporting plate (3-2), the width of the lower supporting plate (3-2) is equal to the length of the oblique waist surface, the front end of the lower supporting plate (3-2) is provided with two notches (3-3), the positions of the notches (3-3) are positioned at the first traction plate, the second traction plate and the third traction plate, vertical rib plates (3-4) which are simultaneously fixed with the traction plates and the lower supporting plate are arranged among the four traction plates, between the traction plates (3-1) and outside the first traction plate and the four traction plates, pin shaft holes (3-5) are formed in the front ends of the four traction plates (3-1), and gaps (3-3) are crossed at the positions of the pin shaft holes (3-5);
the bearing frame (4) comprises a rectangular frame (4-1) surrounded by vertical plates, two middle vertical plates (4-2) parallel to the short-edge vertical plates of the rectangular frame are fixed in the rectangular frame (4-1), shaft holes (4-3) with downward openings are formed in the middle parts of the short-edge vertical plates of the rectangular frame (4-1) and the bottom edges of the middle vertical plates (4-2), a rubber wheel (11) is arranged between one short-edge vertical plate and one middle vertical plate (4-2) of the rectangular frame (4-1), and two ends of a wheel shaft of the rubber wheel (11) are respectively inserted into the shaft holes (4-3) on the short-edge vertical plates of the rectangular frame (4-1) and the middle vertical plates (4-2), so that the bearing frame (4) is supported on the wheel shaft of the rubber wheel (11; the rear end of the rectangular plate of each traction plate (3-1) is welded with the long-edge vertical plate of the rectangular frame (4-1), so that the traction frame (3) is connected with the bearing frame (4);
the side parts of the two long side vertical plates of the rectangular frame (4-1) are vertically fixed with bearing frame reinforcing rib plates (9); a left carrier wheel assembly (7) fixed on the bearing frame reinforcing rib plate (9) is arranged on the left side of each rubber wheel (11), a right carrier wheel assembly (6) fixed on the bearing frame reinforcing rib plate (9) is arranged on the right side of each rubber wheel (11), and a middle carrier wheel assembly (8) is fixed in the middle of the bearing frame reinforcing rib plate (9);
the left supporting wheel assembly (7) comprises a left supporting wheel frame consisting of a triangular left supporting wheel horizontal supporting plate (7-1) and a left supporting wheel vertical supporting plate (7-2) vertically fixed on the lower end face of the left supporting wheel horizontal supporting plate (7-1), two left supporting wheel supporting plates (7-3) are vertically fixed on the upper end face of the left supporting wheel horizontal supporting plate (7-1), two ends of a wheel shaft of the left supporting wheel (7-4) are supported on the left supporting wheel supporting plates (7-3), and a bearing is arranged between the left supporting wheel (7-4) and the wheel shaft of the left supporting wheel (7-4); the left riding wheel vertical supporting plate (7-2) is welded with a bearing frame reinforcing rib plate (9) and ensures that the bevel edge surface of the triangular left riding wheel horizontal supporting plate (7-1) faces the long edge vertical plate of the rectangular frame (4-1) of the bearing frame (4);
the right riding wheel assembly (6) comprises a right riding wheel frame consisting of a triangular right riding wheel horizontal supporting plate (6-1) and a right riding wheel vertical supporting plate (6-2) vertically fixed on the lower end face of the right riding wheel horizontal supporting plate (6-1), two right riding wheel supporting plates (6-3) are vertically fixed on the upper end face of the right riding wheel horizontal supporting plate (6-1), two ends of a wheel shaft of the right riding wheel (6-4) are supported on the right riding wheel supporting plates (6-3), and a bearing is arranged between the right riding wheel (6-4) and the wheel shaft of the right riding wheel (6-4); the right riding wheel vertical supporting plate (6-2) is welded with a bearing frame reinforcing rib plate (9) and ensures that the bevel edge surface of the triangular right riding wheel horizontal supporting plate (6-1) faces the long edge vertical plate of the rectangular frame (4-1) of the bearing frame (4);
the middle supporting wheel assembly (8) comprises a middle supporting wheel frame consisting of a middle supporting wheel horizontal supporting plate (8-1) and a middle supporting wheel vertical supporting plate (8-2) vertically fixed on the lower end face of the middle supporting wheel horizontal supporting plate (8-1), two middle supporting wheel supporting plates (8-3) are vertically fixed on the upper end face of the middle supporting wheel horizontal supporting plate (8-1), two ends of a wheel shaft of the middle supporting wheel (8-4) are supported on the middle supporting wheel supporting plates (8-3), and a bearing is arranged between the middle supporting wheel (8-4) and the wheel shaft of the middle supporting wheel (8-4); the vertical supporting plate (8-2) of the middle riding wheel is welded with a reinforcing rib plate (9) of the bearing frame;
the steering shaft assembly (10) comprises an upper bearing seat (10-1), a lower bearing seat (10-2) and a steering shaft connecting sleeve (10-3) connected between the upper bearing seat and the lower bearing seat, a steering shaft (10-4) is positioned in the steering shaft connecting sleeve (10-3), an upper centering bearing (10-5) is arranged between the steering shaft (10-4) and the upper bearing seat (10-1), and a lower centering bearing (10-6) is arranged between the steering shaft (10-4) and the lower bearing seat (10-2); a steering shaft reinforcing rib plate (10-7) which is distributed in a radial shape is fixed on the part above an upper bearing seat (10-1) of the steering shaft (10-4); a locking screw ring (10-8) is firmly sleeved on the part below a lower bearing seat (10-2) of the steering shaft (10-4); a convex pin (10-9) is arranged on the top end surface of the steering shaft (10-4); the upper bearing seat (10-1) and the lower bearing seat (10-2) are fixed between the two middle vertical plates (4-2) of the bearing frame (4) and keep the steering shaft (10-4) vertical; during assembly, the flat plate (1) is provided with pin holes corresponding to the positions of the convex pins (10-9), under the condition that the supporting wheels of the left supporting wheel assembly (7), the right supporting wheel assembly (6) and the middle supporting wheel assembly (8) are ensured to be contacted with the lower end surface of the flat plate, the convex pins (10-9) are inserted into the pin holes on the flat plate (1) and welded, and meanwhile, the steering shaft reinforcing rib plates (10-7) distributed in a radial shape are welded with the lower end surface of the flat plate (1);
the traction triangular mop (2) is connected with a traction frame (3) of a front wheel assembly or a rear wheel assembly, namely two connecting angles with hinge holes at the connecting end of the traction triangular mop (2) extend into a gap (3-3) on a lower supporting plate (3-2) of the traction frame (3), and a pin shaft (5) simultaneously penetrates through pin shaft holes (3-5) at the front ends of four traction plates (3-1) of the traction frame (3) and the hinge holes on the two connecting angles of the traction triangular mop (2);
the ultra-low heavy-load two-way traction rubber-tyred flat car has the following appearance geometric dimensions: 4000mm × 1600mm × 600 mm; maximum load capacity: 40 tons.
2. The ultra-low heavy-load bidirectional traction rubber-tyred flatbed according to claim 1, wherein screw holes (4-4) are formed in both sides of the axle hole (4-3) formed in the short-side vertical plate and the middle vertical plate (4-2) of the rectangular frame (4-1), and a rubber-tyred clamping plate (12) is screwed into the screw holes (4-4) to prevent the axle of the rubber tyred wheel (11) from being separated from the axle hole (4-3).
3. The ultra-low heavy-load bidirectional traction rubber-tyred flatbed according to claim 1 or 2, characterized in that the front wheel assembly and the rear wheel assembly are further provided with a steering locking mechanism, the steering locking mechanism is composed of a locking plate (17), a locking hinge plate (15) and a locking hinge plate positioning sleeve (16), the locking plate (17) is a strip plate, one end face of the locking plate (17) is welded to the side wall of the flatbed (1), the other side of the locking plate is provided with a locking protrusion (17-1), and the locking protrusion (17-1) is provided with a bolt hole; the locking hinge plate (15) consists of a hinge pipe (15-1) and a plate body (15-2) fixed on the outer wall of the hinge pipe, and a clamping hole (15-3) matched with a clamping protrusion (17-1) on the locking plate (17) is formed in the plate body (15-2); the locking hinge plate positioning sleeve (16) is a nut-shaped offset sleeve, the locking hinge plate positioning sleeve (16) is fixed around pin shaft holes (3-5) of opposite surfaces of a second traction plate (3-1) and a third traction plate (3-1) of the traction frame (3), and two ends of a hinge pipe (15-1) of the locking hinge plate (15) are sleeved in the locking hinge plate positioning sleeve (16); the inner diameter of a hinge pipe (15-1) for locking the hinge plate (15) is larger than the inner diameter of pin shaft holes (3-5) on the second traction plate and the third traction plate (3-1) of the traction frame (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810060671.5A CN108216428B (en) | 2018-01-22 | 2018-01-22 | Ultra-low heavy-load bidirectional traction rubber wheel flat car |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810060671.5A CN108216428B (en) | 2018-01-22 | 2018-01-22 | Ultra-low heavy-load bidirectional traction rubber wheel flat car |
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| CN108216428A CN108216428A (en) | 2018-06-29 |
| CN108216428B true CN108216428B (en) | 2020-06-19 |
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| CN109624610A (en) * | 2019-01-23 | 2019-04-16 | 南阳理工学院 | Agricultural traction engine air brake valve and brake chamber multi-function test stand guide wheel device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2454229Y (en) * | 2000-07-21 | 2001-10-17 | 赵茂 | Doube-directional traction tailer |
| US7159888B1 (en) * | 2002-05-24 | 2007-01-09 | American Heavy Moving & Rigging, Inc. | Modular transport vehicle and method of use |
| CN2908280Y (en) * | 2006-05-18 | 2007-06-06 | 李兵 | Two-way railless traction trailer |
| CN201140732Y (en) * | 2007-09-22 | 2008-10-29 | 山东鲁峰专用汽车有限责任公司 | Bidirectional traction low flat-plate semitrailer |
| CN201208993Y (en) * | 2008-04-22 | 2009-03-18 | 宁夏三瑞机械环保设备有限公司 | Platform lorry for transporting bracket |
| CN202115298U (en) * | 2011-06-22 | 2012-01-18 | 上海海镭激光科技有限公司 | Connecting device for container flat car |
| CN203864838U (en) * | 2014-05-16 | 2014-10-08 | 唐山德厚机械制造有限公司 | Self-running manual and motorized multi-functional bearing trailer |
| CN204415564U (en) * | 2015-01-22 | 2015-06-24 | 杭州豪盛电动车辆有限公司 | Flat-bed trailer |
| CN105501328A (en) * | 2016-01-19 | 2016-04-20 | 北京航天发射技术研究所 | Explosion proof type perpendicular highway transport cart |
| DE202017101758U1 (en) * | 2017-03-27 | 2017-05-17 | Markus Lietz | Dolly |
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