CN217145983U - Power bogie suitable for suspension type monorail engineering vehicle - Google Patents
Power bogie suitable for suspension type monorail engineering vehicle Download PDFInfo
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Abstract
The power bogie suitable for the suspended monorail engineering vehicle comprises a bogie framework, a power traveling device and a guide stabilizing wheel assembly; the bogie frame is of an integral box-type structure; the bogie frame of the integral box type structure is in a straight shuttle-shaped structure when viewed from the top; the middle of the bogie frame of the integral box type structure is a T-shaped structure when viewed from the side; the tail ends of the horizontal arms at the left end and the right end of the T-shaped structure are respectively provided with Y-shaped branches which are vertically branched on a vertical surface; wherein, the middle horizontal part of the T-shaped structure is provided with a power walking device; and the tail end of each branch of the Y-shaped branch is respectively provided with a guide stabilizing wheel component. The utility model has the advantages of low cost, simple process, safe and reliable structure, light weight and compact structure; the framework space is fully and effectively utilized, and the requirements of limitation and the like are met; the structural design atress is reasonable, is fit for promoting.
Description
Technical Field
The utility model belongs to the technical field of the operation transportation railway vehicle bogie, concretely relates to power bogie suitable for suspension type monorail engineering car.
Background
Suspension type monorail transit is initially developed in China, and before the initial development, test lines are more in China, most of the test lines are used for researching line tracks, turnouts and passenger car vehicles, and electrified construction engineering vehicles have no more research; however, in other fields such as straddle type monorail and the like, corresponding engineering vehicle researches are available.
In the prior art, the suspension type passenger car bogie described in patent CN201920158703.5 basically comprises a framework, a traction motor, a gear box, a traveling device, a guide wheel assembly, a guide stabilizing wheel assembly and the like, and has the advantages of high running speed, good running stability and the like; but compared with the engineering vehicle, the engineering vehicle has the characteristics of low speed, frequent start and stop, lower requirement on the stability of the whole vehicle compared with that of a passenger car, low vehicle cost and the like; therefore, the passenger car bogie is not suitable for the design requirement of the engineering vehicle on the bogie because the traction system is complex and high in cost.
The patent No. CN201711336997.8 discloses a bogie structure of PRT suspension train and an operation system containing the same, wherein the straight bogie structure has small volume and short wheelbase, which is beneficial to having good stability when passing through a small radius curve. However, the two ends of the straight beam structure of the frame main body are respectively fixed with the vertical beam structure perpendicular to the frame main body in a welding mode, the welding points of the vertical beam and the straight beam structure have cracking risks, the whole bogie frame serving as the bogie support main body is insufficient in bending resistance and torsion resistance, and the reliability and safety of the whole support of the bogie are affected. In view of this, the following technical solutions are proposed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem: the utility model provides a power bogie suitable for suspension type monorail engineering car, solves current suspension type monorail engineering car power bogie structure complicacy, and is with high costs, and structural stability, security, reliability remain the problem of promoting.
The utility model adopts the technical proposal that: the power bogie suitable for the suspended monorail engineering vehicle comprises a bogie framework, a power walking device and a guide stabilizing wheel assembly; the bogie frame is of an integral box-type structure; the bogie frame of the integral box type structure is in a straight shuttle-shaped structure when viewed from the top; the middle of the bogie frame of the integral box type structure is a T-shaped structure when viewed from the side; the tail ends of the horizontal arms at the left end and the right end of the T-shaped structure are respectively provided with Y-shaped branches which are vertically branched on a vertical surface; wherein, the middle horizontal part of the T-shaped structure is provided with a power walking device; and the tail end of each branch of the Y-shaped branch is respectively provided with a guide stabilizing wheel component.
In the above technical solution, further: the steering frame of the integral box type structure is provided with an integrally formed vertical side plate when viewed from the side; the vertical side plate comprises a T-shaped structure in the middle and Y-shaped branches symmetrically positioned at the horizontal tail end of the T-shaped structure; the vertical side plate is provided with a plurality of mounting holes; the mounting hole is used for modularly fastening the power walking device and the guide stabilizing wheel assembly in a combined manner.
In the above technical solution, further: the power walking device consists of a walking framework, a hydraulic motor and a walking wheel component; the hydraulic motor is a hydraulic motor of a belt disc brake; the hydraulic motors are provided with four groups, and the four groups of hydraulic motors respectively drive the walking wheel assembly to rotate; the walking framework is an omega-shaped supporting structure; the omega-shaped supporting structure consists of an open horizontal part and a concave structure; the horizontal part of the opening is a walking framework mounting seat; the concave structure is used for accommodating the hydraulic motor; the power output end of the hydraulic motor outputs torque for the walking wheel assembly.
In the above technical solution, further: the motor base of the hydraulic motor is provided with a motor base flange; the hydraulic motor is fixedly arranged on the walking framework through a motor seat flange; the power output shaft of the hydraulic motor is provided with a rotating flange; the rotating flange is fixedly connected with a power input flange plate of the traveling wheel assembly; the power input flange plate outputs torque for the walking wheel assembly.
In the above technical solution, further: the walking framework is provided with a convex spigot pin; the spigot pin is coaxially inserted and matched with a spigot pin positioning through hole formed in the bogie frame; the spigot pin positioning through holes are used for coaxially positioning and mounting a pair of symmetrical power traveling devices on the bogie frame; a pair of symmetrical power running devices are fixedly installed on installation holes erected on a bogie frame by using through long bolts.
In the above technical solution, further: the guide stabilizing wheel assembly is provided with a guide wheel assembly framework; the guide wheel set framework is of a U-shaped structure; the inner side of the U-shaped opening of the guide wheel set framework is provided with a reinforcing rib; the U-shaped open horizontal plate body of the guide wheel group framework is provided with lightening holes.
In the above technical solution, further: the guide stabilizing wheel assembly is provided with a guide wheel shaft; the middle part of the guide wheel shaft body is provided with a shaft diameter for mounting a bearing; the shaft diameter is rotatably supported and provided with a polyurethane wheel shaft assembly through a bearing; a bearing retaining shoulder is arranged on one side of the end surface of the bearing shaft, which is positioned in the middle of the guide wheel shaft body; the outer sides of the bearing retaining shoulders are positioned at two ends of the shaft body of the guide wheel shaft, and are integrally formed with the guide wheel shaft and respectively provided with a square sliding block; the square sliding block is accommodated in a sliding groove formed at the tail end of the opening of the guide wheel set framework; a rubber pad is arranged between the square sliding block and the sliding chute; an adjusting pad is also clamped between the rubber pad and the sliding chute; a pressing block is matched with the outer side of the open tail end of the guide wheel set framework; the briquetting uses the fastener to combine the adjustment pad of different thickness to fix the guide wheel axle elasticity in guide wheel group framework uncovered end to form at guide wheel group framework uncovered end by polyurethane wheel axle subassembly and rotate and support guide structure.
In the above technical solution, further: the polyurethane wheel axle assembly has a metal support hub; the outer side of the metal supporting hub is provided with a polyurethane guide wheel body.
In the above technical solution, further: the rubber pad is a rubber block composite structure with a steel bushing embedded inside.
In the above technical solution, further: four groups of guide stabilizing wheel assemblies are arranged at four corners of the bogie frame in the horizontal direction; the four groups of guide stabilizing wheel assemblies are higher than the four groups of guide stabilizing wheel assemblies, the four groups of guide stabilizing wheel assemblies are also arranged right above the four groups of guide stabilizing wheel assemblies, and the eight groups of guide stabilizing wheel assemblies and the four groups of power traveling devices form the anti-overturning moment of the bogie frame.
Compared with the prior art, the utility model advantage:
1. the hydraulic motor of the utility model has small volume, light dead weight and large output torque, on one hand, the structure of the bogie frame is simplified, and the cost is reduced; on the other hand, the self weight of the bogie is reduced, and the installation space is saved; the hydraulic motor realizes the differential speed of the left and right traveling wheels through pressure and rotating speed regulation; the guide stabilizing wheel assemblies arranged at four corners of the bogie frame are in contact with the rail beam web plate, so that transverse force, anti-overturning moment, guide force and the like are provided for the bogie, and the vehicle can stably run according to the line trend; the hydraulic motor comprises a disc brake and provides parking braking force for the bogie, and the hydraulic system utilizes the reverse pressure to brake the bogie.
2. The bogie frame of the utility model is made into a box-type structure by plate blanking, welding, aging and machining, and is in a straight shuttle-shaped structure in overlooking, the axial distance is small, and the space is saved; the middle part is a T-shaped structure in side view; the tail ends of the horizontal arms at the left end and the right end of the T-shaped structure are respectively provided with Y-shaped branches which are vertically branched on a vertical surface; the bogie with the structure effectively improves the strength and the rigidity of the framework and simultaneously reduces the difficulty of the framework process; the integrally formed vertical side plates comprise a middle T-shaped structure and Y-shaped branches symmetrically positioned at the horizontal tail ends of the T-shaped structure, and the bending resistance and the torsion resistance of the whole framework are obviously improved.
3. The eight groups of guide stabilizing wheel assemblies and the four groups of power running devices form anti-overturning moment; the stability of the vehicle is guaranteed, the transverse force of the vehicle is resisted, and the guiding force and the guiding moment are provided for the vehicle.
4. The guide stabilizing wheel assemblies and the power running gear which are symmetrically arranged at the two sides of the bogie frame are fastened by the through long bolt; the walking framework is provided with a spigot pin, and the spigot pin is coaxially positioned and matched with a spigot pin positioning through hole on the bogie framework; on one hand, the coaxial positioning precision can be improved, and on the other hand, the longitudinal and vertical forces of the steering device can be effectively transmitted when the bogie runs.
5. The guide wheel group framework of the utility model is completed by welding and integral processing, and has simple structure, economy and practicality; the rubber pad is a rubber block pre-embedded with a steel bushing, so that the structural strength is high, and the elastic buffering is safe and reliable; the guide wheel shaft is provided with a square sliding block besides the shaft diameter of the mounting bearing; during assembly, the bearing is pressed on the polyurethane wheel shaft assembly in advance, the rubber pad is arranged on the guide wheel group bracket, the assembled polyurethane wheel is assembled, then the polyurethane wheel is fixed by the pressing block, the square sliding block part of the guide wheel shaft and the rubber pad can be adjusted to be real by the adjusting pad after the assembly is completed, and the elastic buffer function is safe, reliable and efficient.
6. When the bogie of the utility model operates, the polyurethane wheel shaft component contacts with the web plate on the inner side of the track beam and rotates along with the operation of the bogie, and when the bogie runs and encounters unsmooth positions such as line expansion joints, the polyurethane wheel and the guide wheel shaft vibrate together, at the moment, the square sliding block of the guide wheel shaft vibrates in the chute of the guide wheel assembly framework, and the square sliding block just contacts with the rubber pad, so that the rubber pad effectively buffers the vibration, and the compression amount of the rubber pad can well adapt to the unsmooth track; therefore, the guide stabilizing wheel assembly can be stably contacted with the rail beam web, so that transverse force is provided for the bogie, and the requirement of the bogie for stable operation along the rail is met.
7. The utility model is used for the suspension type monorail transit low-and-medium-speed engineering vehicle, and has the advantages of low cost, simple process, safe and reliable structure, light weight and compact structure; the hydraulic motor is used as a driving element, the whole power bogie has a compact structure, the space is fully and effectively utilized, and the requirements of a limit and the like are met; the structural design atress is reasonable, is fit for promoting.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a top view of FIG. 2
FIG. 5 is a front view of the truck frame of the present invention;
FIG. 6 is a top view of the truck frame of the present invention;
fig. 7 is a side view of the bogie frame of the present invention;
FIG. 8 is a schematic view of a power running gear;
FIG. 9 is a schematic view of a power running gear installation;
FIG. 10 is a top view of FIG. 9;
FIG. 11 is a schematic view of a pair of symmetrical power running gear coaxial positioning and mounting structures;
FIG. 12 is a schematic structural view of a damping principle of a guide stabilizing wheel assembly;
FIG. 13 is a schematic illustration of the construction of the steering axle of FIG. 12;
FIG. 14 is a front view of the guide stabilizing wheel assembly;
FIG. 15 is an isometric view of the guide and stabilizing wheel assembly;
fig. 16 is a cross-sectional view of a rubber pad.
In the figure: 1-bogie frame, 1-1T-shaped structure, 1-2Y-shaped branch; 101-vertical side plate, 102-mounting hole, 103-spigot pin positioning through hole; 2-power running gear, 201-running frame, 2011-opening horizontal part, 2012-concave structure, 2013-spigot pin; 202-hydraulic motor, 2021-motor seat flange, 2022-rotary flange; 203-a walking wheel component, 2031-a power input flange plate; 3-a guide stabilizing wheel assembly, 301-a guide wheel assembly framework, 3011-a reinforcing rib, 3012-a lightening hole, 3013-a sliding groove, 302-a polyurethane wheel shaft assembly and 3021-a metal support wheel hub; 303-a rubber pad; 304-a conditioning pad; 305-a guide wheel shaft, 3051-a bearing shoulder, 3052-a square sliding block and 3053-an axis diameter; 306-briquetting; 307-bearings; 4-through long bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 15 of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The power bogie suitable for the suspended monorail engineering vehicle comprises a bogie frame 1, a power walking device 2 and a guide stabilizing wheel assembly 3.
The bogie frame 1 provides support for the mounting of the power running gear 2 and the guide stabilising wheel assembly 3. The power walking device 2 is used for actively walking; the guide and stabilization wheel assembly 3 is used for stabilizing and guiding the bogie during walking.
In order to reduce cost, compact and miniaturize, the bogie frame is designed: (see fig. 7) the bogie frame 1 is of a unitary box-type construction. The integral structure has high structural strength and strong bending and torsion resistance. The box structure is made by panel unloading, welding, ageing, machine tooling, and is economical, practical, stable and reliable.
(see fig. 6) the bogie frame 1 of the integral box type structure is in a "one-line" shuttle configuration when viewed from above. The axial distance is small, and the space is saved; the shuttle-shaped structure has small walking resistance of the bogie from the aerodynamic angle.
(as shown in FIG. 5) the middle of the bogie frame 1 of the integral box-type structure is a T-shaped structure 1-1 in side view; the T-shaped structure 1-1 has stable structural support, symmetrical and uniform stress and high efficiency and utilizes limited space.
The tail ends of the horizontal arms at the left end and the right end of the T-shaped structure 1-1 are respectively provided with a Y-shaped branch 1-2 which is vertically branched on a vertical surface. The Y-shaped branch 1-2 is formed by branching from the tail end of the T-shaped structure 1-1, compared with a branch support which is welded and fixed independently, the risk of cracking of the welding seam position of the framework is effectively avoided, the framework is of an integral box type structure, the integral structure of the framework is simple, the processing is convenient, the structure is economical and practical, the structural strength is high, the safety and the reliability are realized, and the bending resistance and the torsion resistance are obvious.
(as shown in FIG. 1) wherein the middle horizontal part of the T-shaped structure 1-1 is provided with a power running gear 2; the tail end of each branch of the Y-shaped branches 1-2 is respectively provided with a guide and stabilization wheel assembly 3. The Y-shaped branches 1-2 effectively increase the number of the guide stabilizing wheel assemblies 3 and improve the suspension running stability of the whole vehicle.
(fig. 5) in the above embodiment, further: the truck frame 1 of the integral box-type structure has an integrally formed vertical side plate 101 in a side view. The vertical side plate 101 comprises a T-shaped structure 1-1 in the middle and Y-shaped branches 1-2 which are symmetrically arranged at the horizontal tail end of the T-shaped structure 1-1.
Therefore, the T-shaped structure 1-1 and the Y-shaped branch 1-2 are manufactured by the integrally formed vertical side plate 101, the bending resistance and torsion resistance of the framework main body are effectively improved, and the framework is stable in structural support, safe and reliable.
The vertical side plate 101 is provided with a plurality of mounting holes 102; the mounting holes 102 are used for modular fastening of the power running gear 2 and the guide and stabilizing wheel assembly 3.
Therefore, the power walking device 2 and the guide stabilizing wheel assembly 3 are installed on the bogie frame 1 in a modularized mode through the installation holes 102, the assembly and disassembly are convenient, and the structure is reasonable.
(as shown in fig. 8) in the above embodiment, further: the power running gear 2 consists of a running framework 201, a hydraulic motor 202 and a running wheel assembly 203.
The power running gear 2 realizes the modularization convenient assembly and disassembly on the bogie frame 1 through the running frame 201.
The hydraulic motor 202 is a hydraulic motor of a reel brake. The hydraulic motors 202 have four sets, and the four sets of hydraulic motors 202 drive the running wheel assemblies 203 to rotate respectively.
As can be seen, the hydraulic motor 202 has a small volume, a light dead weight and a large output torque, so that the structure of the bogie frame 1 is simplified and the cost is reduced; on the other hand, the self weight of the bogie is reduced, and the installation space is saved.
Furthermore, the hydraulic motor 202 includes a disc brake to provide parking brake force to the truck and the hydraulic system uses the back pressure to apply service brake to the truck.
In use (see fig. 9, 10 and 11), the power running gear 2 has four sets in total, and the four sets of power running gear 2 are respectively provided with hydraulic motors 202.
When the differential mechanism works, the hydraulic motor 202 realizes the differential speed of the left and right traveling wheels through pressure and rotating speed regulation; in addition, the guide stabilizing wheel assemblies 3 arranged at four corners of the bogie frame 1, which is described later, are in contact with the rail beam web plate, so that transverse force, anti-overturning moment, guide force and the like are provided for the bogie, and the vehicle can stably run according to the line trend.
(see fig. 8) the power running gear 2 is designed for compactness: the running framework 201 is an omega-shaped supporting structure.
The omega-shaped support structure is comprised of an open horizontal portion 2011 and a concave structure 2012. The opening horizontal portion 2011 is a running frame mount; the concave structure 2012 is used for accommodating the hydraulic motor 202; the power output of the hydraulic motor 202 outputs torque to the road wheel assembly 203.
Further, the walking frame mounting base, that is, the right-angled bent portion of the opening horizontal portion 2011, is provided with an angle plate for increasing the structural support strength of the opening horizontal portion 2011, so as to prevent the walking frame mounting base from deforming.
(see fig. 8) to solve the problem of efficient and reliable power transmission between the hydraulic motor 202 and the running wheel assembly 203: in the above embodiment, further: the motor base of the hydraulic motor 202 has a motor base flange 2021; the hydraulic motor 202 is fixedly arranged on the walking framework 201 through a motor seat flange 2021, and has simple structure and reliable connection.
The power output shaft of the hydraulic motor 202 has a rotating flange 2022; the rotating flange 2022 is fixedly connected with a power input flange 2031 of the traveling wheel assembly 203; the power input flange 2031 provides torque output for the road wheel assembly 203.
Therefore, the flange is adopted to transmit power, and compared with a gear box or a coupling, the flange transmission device has the advantages of simple structure, economy, practicability, safety and reliability.
(see fig. 11) to solve the technical problem of coaxial accurate positioning and installation of the symmetrical power running gear 2 on the bogie frame 1: in the above embodiment, further: the walking frame 201 is provided with a convex spigot pin 2013; the spigot pin 2013 is coaxially inserted and matched with the spigot pin positioning through hole 103 formed in the bogie frame 1. Specifically, the precision requirement for the coaxial positioning and assembly of the spigot pin 2013 and the spigot pin positioning through hole 103 is H8/f 7.
The spigot pin positioning through hole 103 is used for coaxially positioning and mounting a pair of symmetrical power traveling devices 2 on the bogie frame 1; the pair of symmetrical power running devices 2 are fixedly and fixedly installed on the installation holes 102 formed in the bogie frame 1 by using the through long bolts 4.
As can be seen from fig. 9, the pair of power traveling devices 2 are symmetrically and tightly mounted by the through long bolts 4, the coaxial positioning precision of each pair of power traveling devices 2 is high, the number of fasteners is saved, and the lightweight design of the bogie frame is facilitated.
It should be noted that the through bolt 4 is also used for installing the symmetrical guide and stabilization wheel assembly 3.
(as shown in fig. 12) to solve the technical problem of how to save space, reduce weight and install the guide and stabilization wheel assembly 3 reliably: in the above embodiment, further: the guide and stabilization wheel assembly 3 has a guide wheel set frame 301.
Preferably: the guide wheel set framework 301 is of a U-shaped structure; the U-shaped structure is made by bending a steel plate. A reinforcing rib 3011 is arranged on the inner side of the U-shaped opening of the guide wheel set framework 301; the reinforcing ribs 3011 are used to prevent the bent upper and lower plate bodies from deforming in size. The U-shaped open horizontal plate body of the guide wheel set framework 301 is provided with a lightening hole 3012. And the lightening hole 3012 is designed to realize the light-weight design of the guide and stabilization wheel assembly 3.
(fig. 13) in the above embodiment, further: the guide and stabilizing wheel assembly 3 has a guide wheel axle 305.
(see fig. 12, 13, 14, 15) to solve the technical problem of how the polyurethane axle assembly 302 of the guide stabilizer wheel assembly 3 realizes low resistance rotation of the polyurethane axle assembly 302: the middle part of the shaft body of the guide wheel shaft 305 is provided with a shaft diameter 3053 for mounting a bearing 307; the axle diameter 3053 rotatably supports the polyurethane axle assembly 302 via bearings 307.
As can be seen, the polyurethane wheel axle assembly 302 is rotatably supported by bearings, and has low rotational resistance and flexible and reliable rotation.
(see fig. 13 and 12) a bearing stop shoulder 3051 is formed on the axial end surface of the bearing 307 and located at the middle side of the shaft body of the guide wheel shaft 305. The bearing stop shoulder 3051 limits the installation of the bearing 307, and improves the installation reliability of the bearing 307.
The outer sides of the bearing retaining shoulders 3051 are located at two ends of the shaft body of the guide wheel shaft 305, and are integrally formed with the guide wheel shaft 305 to form square sliders 3052 respectively. The square slider 3052 is in a square or polygonal prism structure.
(see fig. 13 and 14) the square slide block 3052 is received in the concave sliding slot 3013 formed at the open end of the guide wheel set frame 301.
(see fig. 12) to achieve the elastic cushioning function of the guide stabilizing wheel assembly 3: a rubber pad 303 is arranged between the square sliding block 3052 and the sliding groove 3013.
(as shown in fig. 16) in the above embodiment, further: the rubber pad 303 is a rubber block composite structure with a steel bushing embedded inside. The inboard pre-buried steel bush effectively increases the structural support stability and the life of rubber pad 303, and steel bush system has the internal thread simultaneously for use the fastener to realize that rubber pad 303 firmly installs at the terminal fastening formula of direction wheelset framework 301.
An adjusting pad 304 is further clamped between the rubber pad 303 and the chute 3013 (see fig. 12 and 15); the adjusting pad 304 is used to clamp the square slider 3052 in the sliding slot 3013. The elastic clamping and fixing of the guide wheel shaft 305 is realized by replacing the adjusting pads with different thicknesses or increasing or decreasing the number of the adjusting pads.
A pressing block 306 is matched with the outer side of the open tail end of the guide wheel set framework 301; the pressing block 306 is elastically pressed and fixed at the open end of the guide wheel set framework 301 by using a fastener and combining with the adjusting pad 304 with different thicknesses, and a rotary supporting guide structure is formed at the open end of the guide wheel set framework 301 by the polyurethane wheel axle assembly 302.
In the above embodiment, further: the polyurethane hub assembly 302 has a metal support hub 3021; and a polyurethane guide wheel body is arranged on the outer side of the metal support hub 3021. The polyurethane wheel axle component 302 with the metal and nonmetal composite structure is economical, practical, stable and reliable.
(as in fig. 1, 2, 3) in the above embodiment, further: four sets of guide and stabilization wheel assemblies 3 are mounted at four corners of the bogie frame 1 in the horizontal direction. The four guiding and stabilizing wheel assemblies 3 are higher than the four guiding and stabilizing wheel assemblies 3 and are also arranged right above the four guiding and stabilizing wheel assemblies 3, and eight guiding and stabilizing wheel assemblies 3 and four power traveling devices 2 form the anti-overturning moment of the bogie frame 1.
The utility model discloses a theory of operation does: the traveling wheel assembly 203 is driven to rotate by a rotating flange 2022; the hydraulic motor 202 is mounted on the traveling frame 201 via a motor mount flange 2021, and the power traveling apparatus 2 is integrally mounted on the bogie frame 1. The hydraulic motor 202 can output traction torque in the positive direction, so that the hydraulic motor 202 outputs the torque to drive the walking wheel assembly 203 to run on the walking surface of the track beam; traction force or braking force from the ground is transmitted to the bogie frame 1 and the whole vehicle through the walking wheel assembly 203, the hydraulic motor 202 and the walking frame 201 in sequence; meanwhile, vertical, transverse and longitudinal loads of the whole vehicle are transmitted to the track beam in opposite directions to realize active traction and guide advancing.
From the above description it can be found that: the bogie frame 1 of the utility model is made into a box-type structure by plate blanking, welding, aging and machining, and is in a straight shuttle-shaped structure in overlooking, the axial distance is small, and the space is saved; the middle part is a T-shaped structure 1-1 in side view; the tail ends of the horizontal arms at the left end and the right end of the T-shaped structure 1-1 are respectively provided with a Y-shaped branch 1-2 which is vertically branched on a vertical surface; the bogie with the structure effectively improves the strength and the rigidity of the framework and simultaneously reduces the difficulty of the framework process; the integrally formed vertical side plate 101 comprises a T-shaped structure 1-1 in the middle and Y-shaped branches 1-2 which are symmetrically arranged at the horizontal tail end of the T-shaped structure 1-1, and the bending resistance and the torsion resistance of the whole framework are improved.
The eight groups of guiding and stabilizing wheel assemblies 3 and the power walking device 2 form anti-overturning moment; the stability of the vehicle is guaranteed, the transverse force of the vehicle is resisted, and the guiding force and the guiding moment are provided for the vehicle.
The utility model discloses at the direction stabilizing wheel subassembly 3 and the power running gear 2 of 1 bilateral symmetry installation of bogie frame, direction stabilizing wheel subassembly 3 and power running gear 2 all fasten through logical long bolt 4, and coaxial positioning accuracy is high, the holistic lightweight design of favourable bogie simultaneously.
The walking frame 201 is provided with a spigot pin 2013, and the spigot pin 2013 is coaxially positioned and matched with the spigot pin positioning through hole 103 on the bogie frame 1; on one hand, the coaxial positioning precision can be improved, and on the other hand, the longitudinal and vertical forces of the steering device can be effectively transmitted when the bogie runs.
Furthermore, the utility model discloses direction wheelset framework 301 accomplishes through welding, whole processing, simple structure, economical and practical. The rubber pad 303 is a rubber block pre-embedded with a steel bushing, and has high structural strength and elastic buffering safety and reliability. The guide wheel shaft 305 is provided with a square sliding block 3052 besides a shaft diameter 3053 for mounting a bearing; during assembly, the bearing 307 is pressed on the polyurethane wheel shaft assembly 302 in advance, meanwhile, the rubber pad 303 is installed on the guide wheel set framework 301, the assembled polyurethane wheel is assembled, then, the polyurethane wheel is tightly pressed and fixed by the pressing block 306 in a fastening mode, after the assembly is completed, the square sliding block 3052 part of the guide wheel shaft 305 and the rubber pad 303 can be adjusted to be solid by the adjusting pad 304, and the elastic buffering function is safe, reliable and efficient.
When the bogie of the utility model operates, the polyurethane wheel shaft component 302 contacts with the web plate on the inner side of the track beam and rotates along with the operation of the bogie, and when encountering the unsmooth positions such as line expansion joints, the polyurethane wheel vibrates together with the guide wheel shaft 305, at the moment, the square slider 3052 of the guide wheel shaft 305 vibrates in the chute 3013 of the guide wheel set framework 301, the square slider 3052 just contacts with the rubber pad 303, the rubber pad 303 effectively buffers the vibration, and the compression amount of the rubber pad 303 can also be well adapted to the unsmooth track; therefore, the guide stabilizing wheel assembly 3 can be stably contacted with the rail beam web plate, so that transverse force is provided for the bogie, and the requirement of the bogie for stable running along the rail is met.
To sum up, the utility model is used for the suspension type monorail traffic low-and-medium-speed engineering vehicle, and has the advantages of low cost, simple process, safe and reliable structure, light weight and compact structure; the hydraulic motor is used as a driving element, the whole power bogie has a compact structure, the space is fully and effectively utilized, and the requirements of a limit and the like are met; the structural design atress is reasonable, is fit for promoting.
All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. The power bogie suitable for the suspended monorail engineering vehicle comprises a bogie framework (1), a power walking device (2) and a guide stabilizing wheel assembly (3); the method is characterized in that: the bogie frame (1) is of an integral box-type structure; the bogie frame (1) of the integral box type structure is in a straight shuttle-shaped structure when viewed from the top; the middle of the bogie frame (1) of the integral box-type structure is a T-shaped structure (1-1) in side view; the tail ends of the horizontal arms at the left end and the right end of the T-shaped structure (1-1) are respectively provided with a Y-shaped branch (1-2) which is vertically forked on a vertical surface; wherein a power running gear (2) is arranged at the middle horizontal part of the T-shaped structure (1-1); the tail end of each branch of the Y-shaped branch (1-2) is respectively provided with a guide stabilizing wheel assembly (3).
2. The power bogie for a suspended monorail engineering vehicle as defined in claim 1, wherein: the bogie frame (1) of the integral box-type structure is provided with an integrally formed vertical side plate (101) when viewed from the side; the vertical side plate (101) comprises a T-shaped structure (1-1) in the middle and Y-shaped branches (1-2) which are symmetrically arranged at the horizontal tail end of the T-shaped structure (1-1); the vertical side plate (101) is provided with a plurality of mounting holes (102); the mounting hole (102) is used for modularly fastening, combining and mounting the power walking device (2) and the guide and stabilizing wheel assembly (3).
3. The power bogie for a suspended monorail engineering vehicle as defined in claim 1, wherein: the power walking device (2) consists of a walking framework (201), a hydraulic motor (202) and a walking wheel assembly (203); the hydraulic motor (202) is a hydraulic motor of a reel brake; the hydraulic motors (202) are provided with four groups, and the four groups of hydraulic motors (202) respectively drive the traveling wheel assembly (203) to rotate; the walking framework (201) is an omega-shaped supporting structure; the omega-shaped supporting structure consists of an opening horizontal part (2011) and a concave structure (2012); the opening horizontal part (2011) is a walking framework mounting seat; the concave structure (2012) is used for accommodating a hydraulic motor (202); the power output end of the hydraulic motor (202) outputs torque for the walking wheel assembly (203).
4. The power bogie for a suspended monorail engineering vehicle as defined in claim 3, wherein: the motor base of the hydraulic motor (202) has a motor base flange (2021); the hydraulic motor (202) is fixedly arranged on the walking framework (201) through a motor seat flange (2021); the power output shaft of the hydraulic motor (202) is provided with a rotating flange (2022); the rotating flange (2022) is fixedly connected with a power input flange (2031) of the walking wheel assembly (203); the power input flange plate (2031) outputs torque for the walking wheel assembly (203).
5. The power bogie for a suspended monorail engineering vehicle as defined in claim 3 or 4, wherein: the walking frame (201) is provided with a convex spigot pin (2013); the spigot pin (2013) is coaxially inserted and matched with a spigot pin positioning through hole (103) formed in the bogie frame (1); the spigot pin positioning through hole (103) is used for coaxially positioning and mounting a pair of symmetrical power traveling devices (2) on the bogie frame (1); the pair of symmetrical power running devices (2) are fixedly installed on an installation hole (102) formed in the bogie frame (1) by using a through bolt (4).
6. The power bogie for a suspended monorail engineering vehicle as defined in claim 1, wherein said power bogie comprises: the guide stabilizing wheel assembly (3) is provided with a guide wheel assembly framework (301); the guide wheel set framework (301) is of a U-shaped structure; a reinforcing rib (3011) is arranged on the inner side of the U-shaped opening of the guide wheel set framework (301); the U-shaped open horizontal plate body of the guide wheel set framework (301) is provided with lightening holes (3012).
7. The power bogie for a suspended monorail engineering vehicle as defined in claim 6, wherein: the guide stabilizing wheel assembly (3) is provided with a guide wheel shaft (305); the middle part of the shaft body of the guide wheel shaft (305) is provided with a shaft diameter (3053) for mounting a bearing (307); the shaft diameter (3053) is rotatably supported and provided with a polyurethane wheel shaft assembly (302) through a bearing (307); a bearing retaining shoulder (3051) is arranged on the shaft end surface of the bearing (307) and on one side of the middle part of the guide wheel shaft (305); the outer side of the bearing retaining shoulder (3051) is positioned at two ends of the shaft body of the guide wheel shaft (305), and square sliding blocks (3052) are respectively formed integrally with the guide wheel shaft (305); the square sliding block (3052) is accommodated in a sliding groove (3013) formed at the open tail end of the guide wheel set framework (301); a rubber pad (303) is arranged between the square sliding block (3052) and the sliding groove (3013); an adjusting pad (304) is also clamped between the rubber pad (303) and the sliding groove (3013); a pressing block (306) is matched with the outer side of the open tail end of the guide wheel set framework (301); the pressing block (306) is combined with adjusting pads (304) with different thicknesses through fasteners to elastically press and fix the guide wheel shaft (305) at the open end of the guide wheel set framework (301), and a polyurethane wheel shaft assembly (302) forms a rotary supporting guide structure at the open end of the guide wheel set framework (301).
8. The power bogie for a suspended monorail engineering vehicle as defined in claim 7, wherein: the polyurethane axle assembly (302) has a metal support hub (3021); and a polyurethane guide wheel body is arranged on the outer side of the metal support hub (3021).
9. The power bogie for a suspended monorail engineering vehicle as defined in claim 7, wherein: the rubber pad (303) is of a rubber block composite structure with a steel bushing embedded on the inner side.
10. The power bogie for a suspended monorail engineering vehicle as defined in claim 1, wherein: four groups of guide stabilizing wheel assemblies (3) are arranged at four corners of the bogie frame (1) in the horizontal direction; the four guiding and stabilizing wheel assemblies (3) are higher than the four guiding and stabilizing wheel assemblies (3), the four guiding and stabilizing wheel assemblies (3) are also arranged right above the four guiding and stabilizing wheel assemblies (3), and the eight guiding and stabilizing wheel assemblies (3) and the four power traveling devices (2) form the anti-overturning moment of the bogie frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221091231.4U CN217145983U (en) | 2022-05-07 | 2022-05-07 | Power bogie suitable for suspension type monorail engineering vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221091231.4U CN217145983U (en) | 2022-05-07 | 2022-05-07 | Power bogie suitable for suspension type monorail engineering vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN217145983U true CN217145983U (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221091231.4U Withdrawn - After Issue CN217145983U (en) | 2022-05-07 | 2022-05-07 | Power bogie suitable for suspension type monorail engineering vehicle |
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| Country | Link |
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| CN (1) | CN217145983U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114633772A (en) * | 2022-05-07 | 2022-06-17 | 中铁宝桥集团有限公司 | Power bogie suitable for suspension type monorail engineering vehicle |
-
2022
- 2022-05-07 CN CN202221091231.4U patent/CN217145983U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114633772A (en) * | 2022-05-07 | 2022-06-17 | 中铁宝桥集团有限公司 | Power bogie suitable for suspension type monorail engineering vehicle |
| CN114633772B (en) * | 2022-05-07 | 2024-09-10 | 中铁宝桥集团有限公司 | Power steering frame suitable for suspension type monorail engineering vehicle |
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