CN215436431U - Universal power process bogie - Google Patents

Abstract

The utility model relates to the technical field of subway overhaul, in particular to a universal power process bogie. The universal power process bogie comprises a bogie frame, a driving traveling wheel set, a driven traveling wheel set, a power driving device and a supporting and positioning assembly, wherein the supporting and positioning assembly is assembled at the upper end of the bogie frame, the driving traveling wheel set and the driven traveling wheel set are respectively assembled at the lower parts of the two ends of the bogie frame, and the power driving device is assembled on the bogie frame and is in transmission connection with the driving traveling wheel set and used for driving the driving traveling wheel set to travel. The advantages are that: structural design is reasonable, from taking power, has improved traditional bogie and need be equipped with the tractor and pull the problem of propelling movement, and the operation is simpler, nimble.

Description

Universal power process bogie

Technical Field

The utility model relates to the technical field of subway overhaul, in particular to a universal power process bogie.

Background

The metro vehicle is applied for a certain period, all parts are abraded, deformed or damaged, and in order to enable the metro vehicle to stably and reliably run in a good state and prolong the service life, the metro vehicle needs to be inspected and overhauled according to the overhauling process requirement in a planned way. When the metro vehicle is repaired at the level above the overhaul level, the process bogie is required to replace the bogie in the metro vehicle for supporting and moving the vehicle body to a specified overhaul station for overhaul.

Most of the existing process bogies do not have power and need to be additionally provided with tractors. After the tractor breaks down, manual pushing is needed, and the number of operators is up to 7-8. The device has no braking device, and the collision accident is possible to happen in the cart pushing process, so that potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a universal power process bogie, which effectively overcomes the defects of the prior art.

The technical scheme for solving the technical problems is as follows:

a universal power process bogie comprises a bogie frame, a driving travelling wheel set, a driven travelling wheel set, a power driving device and a supporting and positioning assembly, wherein the supporting and positioning assembly is assembled at the upper end of the bogie frame, the driving travelling wheel set and the driven travelling wheel set are respectively assembled at the lower parts of two ends of the bogie frame, and the power driving device is assembled on the bogie frame, is in transmission connection with the driving travelling wheel set and is used for driving the driving travelling wheel set to travel.

On the basis of the technical scheme, the utility model can be further improved as follows.

Further, the steering frame comprises two side beams and a central cross beam, the two side beams are horizontally arranged and are distributed in parallel at intervals, the central cross beam is transversely connected and fixed between the middle parts of the two side beams, the driving traveling wheel set is assembled at the lower part between one ends of the two side beams, the driven traveling wheel set is assembled at the lower part between the other ends of the two side beams, and the supporting and positioning assembly is assembled at the upper parts of the two side beams.

Further, the driving travelling wheel set comprises a driving wheel shaft and two driving wheels, the two driving wheels are respectively and coaxially assembled at two ends of the driving wheel shaft, the driving wheel shaft is transversely arranged at the lower part of one end of each of the two side beams, two ends of the driving wheel shaft are respectively and rotatably connected with the two side beams, and the power driving device is in transmission connection with the driving wheel shaft.

Further, the power driving device is a multi-stage gear reduction box, the driving wheel shaft is provided with two sections which are coaxially arranged, one end of each of the two sections of driving wheel shafts is coaxially connected with two ends of an output shaft of the multi-stage gear reduction box respectively, the multi-stage gear reduction box is connected and assembled with the central cross beam through a suspension device, and the end of an input shaft of the multi-stage gear reduction box is connected with a motor.

Further, the suspension device comprises a suspension beam and a suspension rod, one end of the suspension beam is fixedly connected with the central beam, the suspension rod is vertically arranged, the upper end of the suspension rod is connected with the other end of the suspension beam, and the lower end of the suspension rod is connected with a lifting lug seat which is adaptive to the corresponding position of the multi-stage gear reduction box.

Further, the driven travelling wheel set comprises a driven wheel shaft and two driven wheels, the two driven wheels are respectively and coaxially assembled at two ends of the driven wheel shaft, the driven wheel shaft is transversely arranged at the lower part of the other ends of the two side beams, and two ends of the driven wheel shaft are respectively and rotatably connected with the two side beams.

Further, the supporting and positioning assembly comprises two groups of supporting and positioning components, the two groups of supporting and positioning components are respectively assembled at the upper ends of the middle parts of the two side beams, each group of supporting and positioning components comprises a supporting shell seat, a transverse telescopic mechanism, a longitudinal beam, a longitudinal telescopic mechanism and two positioning guide pillars, the two groups of supporting shell seats are respectively fixed at the upper ends of the middle parts of the corresponding side beams, the upper ends of the two groups of supporting shell seats are respectively provided with a bearing tray, the two groups of transverse telescopic mechanisms are respectively assembled in the corresponding supporting shell seats, the two groups of longitudinal beams are respectively and longitudinally and horizontally arranged at one side of the two groups of supporting shell seats close to each other, respectively extend into the corresponding supporting shell seats through connecting columns which are transversely arranged and are connected with the corresponding transverse telescopic mechanisms, and the longitudinal telescopic mechanisms are respectively assembled in cavities which the corresponding longitudinal beams are internally matched, the two positioning guide columns of each group are respectively arranged on one side, deviating from the support shell seat, of the corresponding longitudinal beam at intervals, extend into the cavity of the corresponding longitudinal beam and are connected with the longitudinal telescopic mechanism, the transverse telescopic mechanism is used for driving the longitudinal beam and the positioning guide columns to transversely move, and the longitudinal telescopic mechanism is used for driving the two positioning guide columns to relatively move close to or far away from each other.

Furthermore, the middle part of one side of each group of two adjacent positioning guide columns and the corresponding longitudinal beam departing from the support shell seat is respectively provided with an elastic contact.

Further, the transverse telescopic mechanism comprises a first screw rod which is transversely and rotatably assembled in the corresponding supporting shell seat, a first nut seat which is in contact with the bottom wall of the supporting shell seat is screwed on the first screw rod, the first nut seat is fixedly connected with the corresponding connecting column, and the first screw rod penetrates through one end, away from the longitudinal beam, of the supporting shell seat.

Further, the longitudinal telescopic mechanism comprises a second screw rod, the second screw rod is longitudinally and rotatably assembled in the cavity of the corresponding longitudinal beam, one end of the second screw rod penetrates through the outer part of the corresponding end of the longitudinal beam, two sections of thread sections with opposite thread directions are arranged from the middle part to the two ends of the second screw rod, second nut seats in contact with the bottom wall of the cavity of the longitudinal beam are screwed on the two sections of thread sections respectively, and the two positioning guide columns of each group extend into the cavity of the corresponding longitudinal beam respectively and are connected and fixed with the two second nut seats in a one-to-one correspondence manner.

The utility model has the beneficial effects that: structural design is reasonable, from taking power, has improved traditional bogie and need be equipped with the tractor and pull the problem of propelling movement, and the operation is simpler, nimble.

Drawings

FIG. 1 is a top view of the construction of a universal power technology bogie of the present invention;

FIG. 2 is an isometric view of the universal power technology bogie of the present invention;

FIG. 3 is a structural side view of the universal power technology bogie of the present invention;

FIG. 4 is a schematic structural diagram of an active running wheel set in the universal power technology bogie of the present invention;

FIG. 5 is a schematic structural view of a driven traveling wheel set in the universal power technology bogie of the present invention;

FIG. 6 is a structural distribution diagram of a support positioning assembly in a universal power technology bogie of the present invention;

FIG. 7 is a schematic structural view of a support positioning assembly in the universal power technology bogie of the present invention;

FIG. 8 is a schematic structural view of a suspension system in the universal power technology bogie of the present invention;

FIG. 9 is a view of the internal transmission structure of the multi-stage gear reduction box;

FIG. 10 is an assembly view of the structure at the input shaft in the multi-speed gear reduction box;

FIG. 11 is a structural assembly view of the primary transfer axle in the multi-stage gear reduction box;

FIG. 12 is a structural assembly view of the secondary transfer axle in the multi-stage gear reduction box;

FIG. 13 is a structural assembly view of the three stage transfer axle in the multi-stage gear reduction box.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a bogie frame; 11. a side beam; 12. a central cross-beam; 111. a collision buffer device; 112. lifting lugs;

2. an active walking wheel set; 21. a driving wheel shaft; 22. a driving wheel; 23. a first assembly housing seat;

3. a driven running wheel set; 31. a driven axle; 32. a driven wheel; 33. a second assembly housing seat;

4. a power drive device; 41. a box body; 42. an input shaft; 43. an output shaft; 45. a first duplicate gear; 46. a second duplicate gear; 47. a motor; 48. an electromagnetic brake; 49. a heat radiation fan; 421. an input gear; 431. an output gear; 441. a primary drive axle; 442. a secondary drive axle; 443. a tertiary drive axle; 451. a first bull gear; 452. a first pinion gear; 461. a second bull gear; 462. a second pinion gear; 471. a shifting fork lead screw; 472. a shifting fork; 4431. a third bull gear; 4432. a third pinion gear;

5. supporting and positioning the assembly; 51. a support housing seat; 52. a transverse telescoping mechanism; 53. a stringer; 54. a longitudinal telescoping mechanism; 55. positioning the guide post; 56. a carrying tray; 531. connecting columns; 551. an elastic contact;

6. a suspension device; 61. a suspension cross beam; 62. a boom.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

Example (b): as shown in fig. 1 to 3, the universal power technology bogie of the present embodiment includes a bogie frame 1, a driving traveling wheel set 2, a driven traveling wheel set 3, a power driving device 4 and a supporting and positioning assembly, wherein the supporting and positioning assembly is assembled at an upper end of the bogie frame 1, the driving traveling wheel set 2 and the driven traveling wheel set 3 are respectively assembled at lower portions of two ends of the bogie frame 1, and the power driving device 4 is assembled on the bogie frame 1 and is in transmission connection with the driving traveling wheel set 2 for driving the driving traveling wheel set 2 to travel.

In the scheme of this embodiment, support the location assembly and carry out the location support to different motorcycle types, whole bogie is from taking power drive device 4, and this power drive device 4 independently orders about the walking of initiative running wheel group 2 to drive the synchronous walking of driven running wheel group 3, reach the purpose that drives the walking of whole bogie, improved traditional bogie and need be equipped with the tractor and pull the problem of propelling movement, the operation is simpler, nimble.

As a preferred embodiment, as shown in fig. 1, the bogie frame 1 includes two side beams 11 and a central cross beam 12, wherein the two side beams 11 are horizontally disposed and spaced apart from each other, the central cross beam 12 is transversely connected and fixed between the middle portions of the two side beams 11, the driving running wheel set 2 is mounted at a lower portion between one ends of the two side beams 11, the driven running wheel set 3 is mounted at a lower portion between the other ends of the two side beams 11, and the support positioning assembly is mounted at an upper portion of the two side beams 11.

In the embodiment, the steering framework 1 is simple in structural design, rapid and convenient to produce and low in use cost.

More preferably, collision buffers 111 are attached to both end portions of the side member 11.

In this scheme, collision buffer 111 can play the effect of unloading the power buffering when the bogie both ends bump, and the security is better.

The collision buffer 111 may be a conventional elastic anti-collision structure, such as a gas spring or a rubber pad.

Preferably, the two side beams 11 are fixed with a lifting lug 112 at the side away from each other, so as to facilitate the suspension of the whole bogie.

Generally, the lifting lugs 112 are arranged at intervals in the length direction at the side end of each side member 11, and the lifting lugs 112 of the two side members 11 are symmetrically distributed.

Specifically, as shown in fig. 4, the driving running wheel set 2 includes a driving wheel shaft 21 and two driving wheels 22, the two driving wheels 22 are respectively and coaxially assembled at two ends of the driving wheel shaft 21, the driving wheel shaft 21 is transversely disposed at a lower portion of one end of the two side beams 11, two ends of the driving wheel shaft are respectively and rotatably connected with the two side beams 11, and the power driving device 4 is in transmission connection with the driving wheel shaft 21.

In the scheme, the driving wheel 22 is rotatably assembled with the driving wheel shaft 21 by adopting a conventional bearing assembly structure, and the whole design is simple and the assembly is convenient.

Preferably, the upper half of the driving wheel 22 is covered with a first assembling housing 23 rotatably connected to the driving wheel shaft 21, and the first assembling housing 23 is fixedly connected to the lower end of one end of the corresponding side beam 11.

In the scheme, assembly holes for the driving wheel shaft 21 to penetrate through are formed in two sides of the first assembly shell seat 23, a bearing which is connected and matched with the driving wheel shaft 21 is installed in the assembly holes, relative rotation of the first assembly shell seat and the driving wheel shaft 21 is achieved, the upper end of the first assembly shell seat 23 is connected and fixed with the lower end of the corresponding side beam 11 through an adaptive installation seat or a sheet metal part, and the whole design is easy for stable assembly of the driving wheel shaft 21 and the steering framework 1.

As a preferred embodiment, as shown in fig. 1, the power driving device 4 is a multi-stage gear reduction box, the driving wheel shaft 21 is provided with two stages and is coaxially arranged, one end of each of the two stages of the driving wheel shaft 21 is coaxially connected with two ends of an output shaft of the multi-stage gear reduction box, the multi-stage gear reduction box is connected and assembled with the central beam 12 through a suspension device 6, and an input shaft end of the multi-stage gear reduction box is connected with a motor 47.

In this embodiment, the motor 47 is used as a power source of the multi-stage gear reduction box, and is transmitted to the driving wheel shaft 21 after being decelerated inside the multi-stage gear reduction box, so that the whole bogie can run at an adaptive speed, and the operation is simple and convenient.

A power supply and an electrical cabinet connected with the motor 47 are arranged on the bogie frame 1, so that the power supply and operation requirements of the motor 47 are met.

The motor 47 is a permanent magnet brushless motor.

The specific structure of the multi-stage gear reduction box is as follows:

as shown in fig. 9, the device comprises a housing 41, an input shaft 42, an output shaft 43 and a multi-stage gear transmission assembly, wherein the input shaft 42 is transversely and rotatably assembled on two side inner walls of one end of the housing 41 and is provided with an input gear 421, the output shaft 43 is transversely and rotatably assembled on two side inner walls of the other end of the housing 41 and is provided with an output gear 431, the multi-stage gear transmission assembly is assembled in the housing 41 and is respectively in transmission connection with the input gear 421 and the output gear 431, and one end of the input shaft 42 is in transmission connection with a motor 47.

The gear box of this embodiment is inside rationally distributed, and multistage transmission, drive ratio can reach 31.89, and drive ratio is big, and the degree of slowing down is big, and is higher to space utilization, and drive power is sufficient.

Preferably, the diameter of the input gear 421 is smaller than the diameter of the output gear 431.

In the scheme, the speed reduction ratio is relatively obvious, and the speed reduction degree is large.

Preferably, the multi-stage gear transmission assembly comprises: a primary transfer axle 441, said primary transfer axle 441 being transversely installed in said case 41, and rotatably installed thereon with a first double gear 45, said first double gear 45 having a first large gear 451 and a first small gear 452, said first large gear 451 being engaged with said input gear 421; a secondary gear shaft 442, the secondary gear shaft 442 being transversely installed in the housing 41 and rotatably installed with a second duplicate gear 46, the second duplicate gear 46 having a second large gear 461 and a second small gear 462, the second large gear 461 being engaged with the first small gear 452; and a third gear shaft 443, the third gear shaft 443 being rotatably mounted on the inner walls of both sides of the case 1, and a third large gear 4431 and a third small gear 4432 being fixed thereto, the third large gear 4431 being engaged with the second small gear 462, and the third small gear 4432 being engaged with the output gear 431.

In this embodiment, when the input shaft 42 rotates, the input gear 421 obtains the same rotation speed and then transmits to the first duplicate gear 45, and since the first large gear 451 has a larger diameter than the first small gear 452 engaged therewith, a first reduction is obtained at the first transmission wheel shaft 441 and the first duplicate gear 45, and then the first reduction is transmitted to the second duplicate gear 46; similarly, since the second large gear 461 is larger in diameter than the second small gear 462 in mesh therewith, a two-stage reduction is obtained at the secondary transfer axle 442 and the second duplicate gear 46; similarly, since the diameter of the third gearwheel 4431 is larger than that of the third pinion 4432 engaged with the second gearwheel 461, the third-stage deceleration is obtained at the third-stage transmission wheel axle 443, and then the third-stage deceleration is transmitted to the output gear 431 engaged with the third pinion 4432, and since the diameter of the output gear 431 is larger than that of the third pinion 4432, the output gear 431 and the output shaft 43 are subjected to four-stage deceleration, four-stage deceleration transmission is completed in an effective space, the deceleration degree is very large, the driving force is also large, and the transmission requirement of the subway vehicle is ensured to be met.

As a preferred embodiment, as shown in fig. 10, the gear transmission device further includes a fork assembly, wherein the input gear 421 is axially slidably mounted on the input shaft 42, and the fork assembly is mounted in the housing 41 and connected to the input gear 421 for driving the input gear 421 to axially slide along the input shaft 42 to be engaged with or disengaged from the first large gear 451.

In this scheme, the fork subassembly is equivalent to a "clutch", can control the transmission of input shaft 42 power to primary drive shaft 441, and it is more nimble to use.

Specifically, the shift fork assembly includes a shift fork lead screw 471 and a shift fork 472, the shift fork lead screw 471 is transversely rotatably assembled on the side walls of the two sides of the box 41, the shift fork 72 is assembled on the shift fork lead screw 471 through a seat body screwed with the shift fork lead screw 471, and a protrusion which is engaged with the shift fork 472 and can rotate relatively is disposed on the periphery of one end of the input gear 421.

In this scheme, the shifting fork lead screw 471 is operated to rotate, so as to drive the shifting fork seat body to translate along the shifting fork lead screw 471, thereby driving the shifting fork 472 to push and pull the input shaft 42 corresponding to the input gear 421 to axially move to be engaged with or separated from the first gearwheel 451, thereby realizing the transmission and stop of power, and the structural design is more reasonable.

It should be noted that: the two ends of the shifting fork lead screw 471 are respectively sleeved with shaft sleeves, the shaft sleeves are assembled with bearings in shaft holes at the two ends of the box body 41, and the joint is sealed by adopting a conventional shaft end.

As shown in fig. 11, the primary transfer axle 441 is fixed and is coupled to and sealed with the case 41 at both sides by conventional axle ends, and does not rotate.

A plurality of bearings are axially assembled on the inner side of the first duplicate gear 45, a limiting step limited by the bearing at the edge is arranged on the inner side of an assembling hole at one end of the first duplicate gear 45, and bearing sealing assembly components such as a conventional bearing end cover, a positioning retainer ring and the like are arranged at the other end of the assembling hole.

As shown in fig. 12, the secondary transmission wheel shaft 442 is fixed-shaft assembled, and the two ends of the secondary transmission wheel shaft are connected and sealed with the two side surfaces of the box body 41 by conventional shaft end assembling, and the secondary transmission wheel shaft cannot rotate.

A plurality of bearings are axially assembled on the inner side of the second duplicate gear 46, a limiting step limited by the bearing at the edge is arranged on the inner side of an assembling hole at one end of the second duplicate gear 46, and bearing sealing assembly components such as a conventional bearing end cover and a positioning check ring are arranged at the other end of the second duplicate gear 46.

As shown in fig. 13, two ends of the third-stage transmission wheel axle 443 are connected with the assembly holes adapted to two sides of the case 41 through bearings, so as to rotate the third-stage transmission wheel axle 443, the axle cover is installed outside the assembly holes, and the joint of the assembly holes and the bearings is sealed by a conventional bearing sealing structure.

In this embodiment, the two ends of the output shaft 43 are also assembled and connected with the assembly holes adapted to the two sides of the box body 41 through bearings, the shaft end covers are arranged outside the assembly holes to shield the assembly holes, and the joints of the bearings and the assembly holes are sealed by conventional bearing sealing elements.

Preferably, the top of the case 41 is provided with an observation window with a cover plate.

This scheme is through setting up the convenient inside part structure of gear box of observing of observation window, and the daily maintenance investigation of being convenient for.

Preferably, one end of the input shaft 42 is connected to a power unit, and the other end is provided with an electromagnetic brake 48 connected to the end.

Specifically, one end of the input shaft 42 is connected to a permanent magnet brushless motor as power, and the other end is braked by an electromagnetic brake 48,

preferably, a heat radiation fan 49 is attached to the other end of the input shaft 42.

In this embodiment, the input shaft 42 drives the heat dissipation fan 49 to rotate at a high speed during the rotation process driven by the power device, so as to achieve a better heat dissipation effect.

As a preferred embodiment, as shown in fig. 8, the suspension device 6 includes a suspension beam 61 and a suspension rod 62, one end of the suspension beam 61 is fixedly connected to the central beam 12, the suspension rod 62 is vertically disposed, the upper end thereof is connected to the other end of the suspension beam 61, and the lower end thereof is connected to a lifting lug seat adapted to a corresponding position of the multi-stage gear reduction gearbox.

In this embodiment, one end of the multi-stage gear box is connected with the driving wheel shaft 21, and the other end is connected with the suspension rod 62 of the suspension device 6 through the suspension lug seat, so that the multi-stage gear box can be stably assembled, the connection between the structures is compact, and the space utilization rate is high.

What needs to be supplemented is: the other end of the suspension beam 61 is provided with a vertically penetrating mounting hole, the suspension rod 62 penetrates through the mounting hole from top to bottom, the upper end of the suspension beam corresponding to the upper end and the lower end of the mounting hole is sleeved with a plurality of layers of gaskets, and a buffering rubber ring is assumed between the gaskets to play a role in buffering and unloading.

As a preferred embodiment, as shown in fig. 5, the driven traveling wheel set 3 includes a driven wheel shaft 31 and two driven wheels 32, the two driven wheels 32 are coaxially mounted on both ends of the driven wheel shaft 31, the driven wheel shaft 31 is disposed at a lower portion of the other ends of the two side members 11, and both ends thereof are rotatably connected to the two side members 11.

In the scheme, the driven wheel 32 is rotatably assembled with the driven wheel shaft 31 by adopting a conventional bearing assembly structure, the overall design is simple, and the assembly is convenient.

Preferably, the driven wheels 32 are respectively covered at the upper half portions thereof with second mounting case seats 33 rotatably connected to the driven wheel shafts 31, and the second mounting case seats 33 are respectively fixedly connected to the lower ends of the other ends of the side members 11.

In the scheme, assembly holes for the driven wheel shaft 31 to penetrate through are formed in two sides of the second assembly shell seat 33, a bearing which is connected and matched with the driven wheel shaft 31 is installed in the assembly holes, relative rotation of the second assembly shell seat and the driven wheel shaft 31 is achieved, the upper end of the second assembly shell seat 33 is connected and fixed with the lower end of the corresponding side beam 11 through an adaptive installation seat or a sheet metal part, and the whole design is easy for stable assembly of the driven wheel shaft 31 and the steering framework 1.

It should be added that: in this application, first assembly shell seat 23 and second assembly shell seat 33 are adjustable at the mounted position on the curb girder 11 that corresponds, that is to say, the wheel base between initiative walking wheelset 2 and the driven walking wheelset 3 can be adjusted in a flexible way, and different wheel base demands can be satisfied in this design to need not prepare the technology bogie of a plurality of different wheel bases in the section of overhauing, the commonality is stronger.

As a preferred embodiment, as shown in fig. 3, 8 and 9, the supporting and positioning assembly includes two sets of supporting and positioning components 5, two sets of supporting and positioning components 5 are respectively assembled at the upper ends of the middle portions of the two side beams 11, each set of supporting and positioning components 5 includes a supporting shell seat 51, a transverse telescopic mechanism 52, a longitudinal beam 53, a longitudinal telescopic mechanism 54 and two positioning guide posts 55, two sets of supporting shell seats 51 are respectively fixed at the upper ends of the middle portions of the corresponding side beams 11, and a carrying tray 56 is respectively installed at the upper ends of the two sets of supporting shell seats, two sets of transverse telescopic mechanisms 52 are respectively assembled in the corresponding supporting shell seats 51, two sets of longitudinal beams 53 are respectively longitudinally and horizontally arranged at the mutually close sides of the two sets of supporting shell seats 51, and respectively extend into the corresponding supporting shell seats 51 through a connecting post 531 arranged transversely and are connected with the corresponding transverse telescopic mechanisms 52, the longitudinal telescoping mechanisms 54 are respectively assembled in the corresponding cavities in the longitudinal beams 53, two positioning guide pillars 55 of each group are respectively disposed at intervals on one side of the corresponding longitudinal beam 53 away from the support shell base 51 and respectively extend into the corresponding cavity of the longitudinal beam 53 to be connected with the longitudinal telescoping mechanisms 54, the transverse telescoping mechanisms 52 are used for driving the longitudinal beams 53 and the positioning guide pillars 55 to move transversely, and the longitudinal telescoping mechanisms 54 are used for driving the two positioning guide pillars 55 to move relatively close to or away from each other.

In this scheme, in two sets of support locating component 5, two sets of horizontal telescopic machanisms 52 can two longerons 53 relative movement of synchronous adjustment be close to or keep away from, it is exactly to adjust the interval between two sets of location guide pillars 55, support in the location of the draw gear of the automobile body of adaptation different sizes, the motorcycle type supports in two sets of pallets 56 upper ends on the whole, it supports the draw gear to assist again to fix a position with two sets of location guide pillars 55, design is more reasonable on the whole, ensure that the automobile body stably supports on the bogie, it is concrete, vertical telescopic machanism 54 can adjust two location guide pillars 55 relative movement and be close to or keep away from, adjust the interval between two location guide pillars 55, thereby adjust the size of enclosing between two sets of four location guide pillars 55, support the location in the middle of draw gear's of the bottom of adaptation different motorcycle types hugs hugging closely, prevent the automobile body from sliding.

Specifically, in this embodiment, the bearing trays 56 of the two sets of supporting and positioning assemblies 5 respectively support (lift) the air springs on the two sides of the bottom of the vehicle body, and the distance between the two sets of positioning guide pillars 55 can be adjusted by adjusting the transverse telescopic mechanism 52 and the longitudinal telescopic mechanism 54, so as to tightly hold the traction device in the middle of the vehicle body, thereby preventing the vehicle body from slipping relative to the bogie under the external force interference.

Preferably, the ends of the two positioning guide posts 55 in each group close to each other and the middle of the corresponding side of the longitudinal beam 53 away from the support housing seat 51 are respectively provided with an elastic contact 551.

In this embodiment, the elastic contact 551 may allow the positioning guide post 55 to be in closer contact with the traction apparatus when the traction apparatus is held, positioned, and supported.

The elastic contact 551 is made of semi-circular wear-resistant nylon as a main material, and the material is wear-resistant and has good elasticity, so that the traction device can be well protected and can be prevented from being damaged.

Preferably, as shown in fig. 6, the lateral expansion and contraction mechanism 52 includes a first lead screw, the first lead screw is laterally rotatably assembled in the corresponding support housing 51, a first nut seat contacting with the bottom wall of the support housing 51 is screwed thereon, the first nut seat is fixedly connected to the corresponding connection post 531, and the first lead screw passes through one end of the support housing 51 away from the longitudinal beam 53.

In the scheme, the transverse telescopic mechanism 52 adopts a conventional screw rod piece, during operation, one end of the first screw rod exposed outside the supporting shell seat 51 is rotated to rotate, the first nut seat can axially move along the first screw rod in the rotating process, so that the connecting column 531, the longitudinal beam 53 and the two positioning guide columns 55 are driven to transversely move, the aim of adjusting the distance between the two groups of positioning guide columns 55 supporting the positioning assemblies 5 is fulfilled, and the integral design is simple, and the operation is convenient and ingenious.

Preferably, as shown in fig. 7, the longitudinal stretching mechanism 54 includes a second screw rod, the second screw rod is longitudinally and rotatably assembled in the cavity of the corresponding longitudinal beam 53, and one end of the second screw rod passes through the outside of the corresponding end of the longitudinal beam 53, the second screw rod is provided with two threaded sections with opposite thread directions from the middle part to the two ends, second nut seats contacting with the bottom wall of the cavity of the longitudinal beam 53 are respectively screwed on the two threaded sections, and the two positioning guide pillars 55 of each group respectively extend into the cavity of the corresponding longitudinal beam 53 and are connected and fixed with the two second nut seats in a one-to-one correspondence manner.

In the scheme, the longitudinal telescopic mechanism 54 adopts a conventional screw rod piece, during operation, one end of the second screw rod exposed outside the longitudinal beam 53 is rotated to enable the second screw rod to rotate, and the two second nuts can move relatively (close to or far away) along the axial direction of the second screw rod in the rotating process, so that the two positioning guide columns 55 are driven to move relatively, the purpose of adjusting the distance between the two positioning guide columns is achieved, and the longitudinal telescopic mechanism is simple in design, convenient to operate and ingenious.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. A general power technology bogie which is characterized in that: including turning to framework (1), initiative walking wheelset (2), driven walking wheelset (3), power drive (4) and supporting the location assembly, support the location assembly in turn to framework (1) upper end, initiative walking wheelset (2) and driven walking wheelset (3) assemble respectively in turn to the both ends lower part of framework (1), power drive (4) assemble in turn to on the framework (1), and with initiative walking wheelset (2) transmission is connected, is used for ordering about initiative walking wheelset (2) walking.

2. A universal power technology bogie as claimed in claim 1, wherein: the steering frame (1) comprises two side beams (11) and a central cross beam (12), the two side beams (11) are horizontally arranged and are distributed in parallel at intervals, the central cross beam (12) is transversely connected and fixed between the middles of the two side beams (11), the driving travelling wheel set (2) is assembled on the lower portion between one ends of the two side beams (11), the driven travelling wheel set (3) is assembled on the lower portion between the other ends of the two side beams (11), and the supporting and positioning assembly is assembled on the upper portions of the two side beams (11).

3. A universal power technology bogie as claimed in claim 2, wherein: the driving travelling wheel set (2) comprises a driving wheel shaft (21) and two driving wheels (22), the two driving wheels (22) are respectively and coaxially assembled at two ends of the driving wheel shaft (21), the driving wheel shaft (21) is transversely arranged at the lower part of one end of each of the two side beams (11), two ends of the driving wheel shaft are respectively and rotatably connected with the two side beams (11), and the power driving device (4) is in transmission connection with the driving wheel shaft (21).

4. A universal power technology bogie as claimed in claim 3, wherein: the power driving device (4) is a multi-stage gear reduction box, the driving wheel shaft (21) is provided with two sections which are coaxially arranged, one end of the driving wheel shaft (21) is respectively and coaxially connected with two ends of an output shaft of the multi-stage gear reduction box, the multi-stage gear reduction box is connected and assembled with the central beam (12) through a suspension device (6), and the end of an input shaft of the multi-stage gear reduction box is connected with a motor (41).

5. The universal power technology bogie of claim 4, wherein: the suspension device (6) comprises a suspension cross beam (61) and a suspension rod (62), one end of the suspension cross beam (61) is fixedly connected with the central cross beam (12), the suspension rod (62) is vertically arranged, the upper end of the suspension cross beam is connected with the other end of the suspension cross beam (61), and the lower end of the suspension cross beam is connected with a lifting lug seat which is matched with the corresponding position of the multistage gear reduction box.

6. A universal power technology bogie as claimed in claim 2, wherein: the driven travelling wheel set (3) comprises a driven wheel shaft (31) and two driven wheels (32), the two driven wheels (32) are respectively and coaxially assembled at two ends of the driven wheel shaft (31), the driven wheel shaft (31) is transversely arranged at the lower parts of the other ends of the two side beams (11), and two ends of the driven wheel shaft are respectively and rotatably connected with the two side beams (11).

7. A universal power technology bogie according to any of the claims 2 to 6, characterized in that: the supporting and positioning assembly comprises two groups of supporting and positioning components (5), the two groups of supporting and positioning components (5) are respectively assembled at the upper ends of the middle parts of the two side beams (11), each group of supporting and positioning components (5) comprises a supporting shell seat (51), a transverse telescopic mechanism (52), a longitudinal telescopic mechanism (53), a longitudinal telescopic mechanism (54) and two positioning guide pillars (55), the two groups of supporting shell seats (51) are respectively fixed at the upper ends of the middle parts of the corresponding side beams (11), bearing trays (56) are respectively installed at the upper ends of the two groups of supporting shell seats, the two groups of transverse telescopic mechanisms (52) are respectively assembled in the corresponding supporting shell seats (51), the two groups of longitudinal beams (53) are respectively and longitudinally and horizontally arranged at one side of the two groups of supporting shell seats (51) close to each other and respectively extend into the corresponding supporting shell seats (51) through connecting pillars (531) which are transversely arranged, the transverse telescopic mechanisms (52) are connected with the corresponding transverse telescopic mechanisms (52), the longitudinal telescopic mechanisms (54) are respectively assembled in cavities matched with the inner parts of the corresponding longitudinal beams (53), two positioning guide pillars (55) of each group are respectively arranged on one side, away from the supporting shell base (51), of the corresponding longitudinal beam (53) at intervals, extend into the cavities of the corresponding longitudinal beams (53) to be connected with the longitudinal telescopic mechanisms (54), the transverse telescopic mechanisms (52) are used for driving the longitudinal beams (53) and the positioning guide pillars (55) to transversely move, and the longitudinal telescopic mechanisms (54) are used for driving the two positioning guide pillars (55) to relatively move close to or far away from each other.

8. A universal power technology bogie as claimed in claim 7, wherein: and one end of each group of two positioning guide columns (55) close to each other and the middle part of one side of the corresponding longitudinal beam (53) departing from the support shell seat (51) are respectively provided with an elastic contact (551).

9. A universal power technology bogie as claimed in claim 7, wherein: the transverse telescopic mechanism (52) comprises a first screw rod, the first screw rod is transversely and rotatably assembled in the corresponding supporting shell seat (51), a first nut seat which is in contact with the bottom wall of the supporting shell seat (51) is screwed on the first screw rod, the first nut seat is fixedly connected with the corresponding connecting column (531), and the first screw rod penetrates through one end, away from the longitudinal beam (53), of the supporting shell seat (51).

10. A universal power technology bogie as claimed in claim 7, wherein: the longitudinal telescopic mechanism (54) comprises a second screw rod, the second screw rod is longitudinally and rotatably assembled in a cavity of the corresponding longitudinal beam (53), one end of the second screw rod penetrates through the outer part of the corresponding end of the longitudinal beam (53), two sections of thread sections with opposite thread directions are arranged at the middle part of the second screw rod towards the two ends of the second screw rod, second nut seats in contact with the bottom wall of the cavity of the longitudinal beam (53) are screwed on the two sections of thread sections respectively, and the two positioning guide columns (55) of each group extend into the corresponding cavity of the longitudinal beam (53) respectively and are connected and fixed with the two second nut seats in a one-to-one correspondence manner.

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