CN114312897A

CN114312897A - Rail train traction control system

Info

Publication number: CN114312897A
Application number: CN202210061171.XA
Authority: CN
Inventors: 罗亚
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-04-12

Abstract

The invention discloses a rail train traction control system which comprises a tractor, a hook assembly, a transmission shaft and rollers arranged at two ends of the transmission shaft. In this application, when the tractor stops, a motor drive lead screw rotates, the movable block drives the arch and removes in leading to two inside grooves, the rotor arm rotates, the shift pin removes in leading to one inside groove, the shift pin drives thread bush and screw rod removal, make splint and clutch blocks contact, reduce the speed of a motor vehicle, meanwhile, under the effect of pinion rack and gear, the slider drives support and spacing wheel downstream, spacing wheel and track contact, elastic expansion spare atress compression, the slider drives the gleitbretter and removes the in-process, the electric current grow of input electro-magnet, under the effect that electro-magnet and magnetite repel each other, clutch blocks two and spacing wheel contact, play the effect of stopping again, compare the draw gear among the prior art, each part linkage nature is strong, the step of stopping is simpler.

Description

Rail train traction control system

Technical Field

The invention relates to the technical field of train traction, in particular to a rail train traction control system.

Background

The rail transit can carry cargo such as coal besides people, and with the continuous increase of the coal production capacity, all large coal enterprises are matched with comprehensive mechanical coal mining equipment and technology, and a working face equipment electric control system is concentrated on an equipment train of a return air or a transport lane and moves forward along with the propulsion of fully mechanized mining.

Although the prior art can realize the transportation to the colliery, but do not have among the draw gear among the prior art to carry out emergency braking's device to the wheel, when the automobile body takes place to drop out, can not in time stop it, only through tractor self weight moreover, when unloading to the colliery, probably because the colliery is too much to make the frictional force between draw gear and the ground not enough, lead to draw gear to take place to remove, lead to the fact the influence to unloading of colliery.

Application number is 202010155037.7 a track transportation train traction control system equipment when having solved prior art automobile body and taking place to drop out, can not in time be with its problem that stops, it rotates to drive the second threaded rod through the second motor, the second threaded rod drives the second gear and rotates, the second gear drives the connecting rod and removes, it removes to make the connecting rod drive circular block, circular block drives the tooth pole and removes, the problem that the frictional force between prior art draw gear and the ground is not enough is solved.

The traction equipment that introduces still has a lot of weak points in the in-process of using, for example, this traction equipment is when stopping, divide into two steps, and one is pulling the handle, carries out the deceleration, and its second starts the second motor to the automobile body takes place to remove when avoiding unloading, and the operation is got up comparatively loaded down with trivial details.

Therefore, a rail train traction control system is provided.

Disclosure of Invention

The invention aims to: in order to solve the problems, the rail train traction control system is provided.

In order to achieve the purpose, the invention adopts the following technical scheme:

a rail train traction control system comprises a tractor, a hook assembly, a transmission shaft and rolling wheels arranged at two ends of the transmission shaft, wherein a power part for driving the transmission shaft to rotate is arranged inside the tractor, a first friction block is arranged on the transmission shaft, a guide sleeve is fixed on the tractor, an adjustable clamping part penetrates through the guide sleeve, a bent rotating arm is arranged on the tractor, a first through groove and a second through groove are formed in the rotating arm, and a moving pin penetrating through the first through groove is fixed on the adjustable clamping part;

a moving block is arranged in the tractor, a lead screw and a polished rod penetrate through the moving block, a bulge penetrating through the through groove II is formed on the moving block, and a motor I is mounted on the tractor;

the tractor comprises a tractor body, a plurality of sliding blocks, a support, a limit wheel, a push rod, a friction block II and a magnet, wherein the sliding blocks are arranged at through holes at two sides of the tractor body, guide rods penetrate through the sliding blocks, the outer sides of the two sliding blocks are connected with the support through elastic telescopic parts, the limit wheel is arranged on the support, the push rod penetrates through the support, the friction block II and the magnet are fixed at two ends of the push rod respectively, the electromagnet which is repelled with the magnet is arranged on the support, and a spring II is arranged between the magnet and the support;

two it is fixed mutually through the spliced pole between the slider, install the slide rheostat of control electro-magnet input current in the tractor, install the gear on the lead screw, one of them be fixed with the pinion rack with gear engaged with on the slider, another slider is fixed mutually with the slide of installing on the slide rheostat.

Preferably, the power part comprises a second motor installed inside the tractor, a first bevel gear is installed at the output end of the second motor, a second bevel gear matched with the first bevel gear is installed on the transmission shaft, and the transmission shafts are in transmission connection through a belt assembly.

Preferably, clamping part includes the thread bush with adjustable, the thread bush has closed the screw rod soon, the screw rod tip rotates and is connected with splint, the shaping of screw rod tip has the rectangular hole, be equipped with on the thread bush and act on the rectangular hole, to the spacing locating part of screw rod.

Preferably, a guide post is fixed on the clamping plate, and a guide groove matched with the guide post is formed in the outer wall of the threaded sleeve.

Preferably, the locating part is including fixing the link at the thread bush tip, it has prism to run through on the link, prismatic outside side shaping has the stirring piece, and is equipped with spring one between stirring piece and the link.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. in this application, when the tractor stops, a motor drive lead screw rotates, the movable block drives the arch and removes in leading to two inside grooves, the rotor arm rotates, the shift pin removes in leading to one inside groove, the shift pin drives thread bush and screw rod removal, make splint and clutch blocks contact, reduce the speed of a motor vehicle, meanwhile, under the effect of pinion rack and gear, the slider drives support and spacing wheel downstream, spacing wheel and track contact, elastic expansion spare atress compression, the slider drives the gleitbretter and removes the in-process, the electric current grow of input electro-magnet, under the effect that electro-magnet and magnetite repel each other, clutch blocks two and spacing wheel contact, play the effect of stopping again, compare the draw gear among the prior art, each part linkage nature is strong, the step of stopping is simpler.

2. In this application, the screw rod closes with the thread bush soon to be connected, has wearing and tearing back at clutch blocks one or splint, outwards pulls the prism, after prism and rectangular hole separation, at screw rod pivoted in-process, can drive splint to the screw rod and remove, the adjustment clearance to in better braking stops.

Drawings

FIG. 1 is a schematic diagram of a traction control device provided in accordance with an embodiment of the present invention;

FIG. 2 is a schematic view of a side structure of the interior of the towing vehicle provided in accordance with an embodiment of the present invention;

FIG. 3 illustrates a schematic view of another internal side structure of the towing vehicle provided in accordance with an embodiment of the present invention;

fig. 4 is a schematic structural diagram illustrating a moving block and a rotating arm provided according to an embodiment of the present invention;

FIG. 5 is a schematic diagram illustrating an exploded structure of a thread bush and a screw according to an embodiment of the present invention;

fig. 6 shows a schematic structural diagram of a bracket and a limiting wheel provided by the embodiment of the invention.

Illustration of the drawings:

1. a tractor; 2. a hook assembly; 3. a limiting wheel; 4. a first motor; 5. a guide bar; 6. a roller; 7. sliding blades; 8. a slide rheostat; 9. a slider; 10. a second motor; 11. a first bevel gear; 12. a second bevel gear; 13. a belt assembly; 14. a drive shaft; 15. a guide sleeve; 16. a first through groove; 17. a first friction block; 18. a second through groove; 19. a protrusion; 20. a threaded sleeve; 21. a connecting frame; 22. a prism; 23. a first spring; 24. a toggle sheet; 25. a moving pin; 26. a guide groove; 27. a rectangular hole; 28. a screw; 29. a guide post; 30. a splint; 31. an elastic extensible member; 32. a magnet; 33. an electromagnet; 34. a support; 35. a second spring; 36. a top rod; 37. a second friction block; 38. a screw rod; 39. a rotating arm; 40. a moving block; 41. a polish rod; 42. connecting columns; 43. a toothed plate; 44. a gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

a rail train traction control system comprises a tractor 1, a hook assembly 2, a transmission shaft 14 and rollers 6 arranged at two ends of the transmission shaft 14, which are the prior art disclosed and are not described herein, wherein a power component for driving the transmission shaft 14 to rotate is arranged inside the tractor 1, a first friction block 17 is arranged on the transmission shaft 14, the first friction block 17 is columnar and is made of wear-resistant materials, a guide sleeve 15 is fixed on the tractor 1, an adjustable clamping component penetrates through the guide sleeve 15, a bent rotating arm 39 is arranged on the tractor 1, the rotating arm 39 can rotate, a first through groove 16 and a second through groove 18 are arranged on the rotating arm 39, the first through groove 16 and the second through groove 18 are both arranged in a strip shape, a moving pin 25 penetrating through the first through groove 16 is fixed on the adjustable clamping component, the moving pin 25 is arranged in a columnar shape, and the moving pin 25 is in sliding fit with the first through groove 16;

a moving block 40 is arranged in the tractor 1, a lead screw 38 and a polished rod 41 penetrate through the moving block 40, the lead screw 38 is rotatably connected with the inner wall 1 of the tractor through a bearing, the polished rod 41 is fixedly connected with the inner wall of the tractor 1, the moving block 40 is rotatably connected with the lead screw 38 through threads, the threads on the lead screw 38 are symmetrically arranged, in the rotating process of the lead screw 38, the two moving blocks 40 are simultaneously close to or far away from each other, the moving block 40 is slidably connected with the polished rod 41, a protrusion 19 penetrating through the second through groove 18 is formed on the moving block 40, the protrusion 19 is arranged in a columnar shape, the protrusion 19 is abutted against the inner wall of the second through groove 18, the protrusion 19 is slidably matched with the second through groove 18, a first motor 4 is arranged on the tractor 1, and the first motor 4 is in transmission connection with the lead screw 38 and used for driving the lead screw 38 to rotate;

the through holes at two sides of the tractor 1 are respectively provided with a sliding block 9, guide rods 5 penetrate through the sliding blocks 9, the guide rods 5 are vertically arranged, the guide rods 5 are fixed at the through holes, the sliding blocks 9 are in sliding fit with the guide rods 5, the outer sides of the two sliding blocks 9 are respectively connected with a support 34 through elastic telescopic parts 31, the support 34 is fixed at the telescopic end of the elastic telescopic parts 31, a limiting wheel 3 is installed on the support 34, after the limiting wheel 3 is contacted with a track, along with the continuous downward movement of the sliding blocks 9, the elastic telescopic parts 31 are stressed and compressed to deform, the limiting wheel 3 is in rotating fit with the support 34, a top rod 36 penetrates through the support 34, the top rod 36 is vertically arranged, the top rod 36 is in sliding fit with the support 34, the top rod 36 cannot rotate relative to the support 34, two ends of the top rod 36 are respectively fixed with a second friction block 37 and a magnet 32, the second friction block 37 is made of wear-resistant material, the second friction block 37 is fixed at the bottom end of the top rod 36, the magnet 32 is fixed at the top end of the ejector rod 36, the electromagnet 33 which is repulsive to the magnet 32 is installed on the support 34, the second spring 35 is arranged between the magnet 32 and the support 34, the second spring 35 is sleeved outside the ejector rod 36, two ends of the second spring 35 are respectively and oppositely abutted to the magnet 32 and the support 34, under the action of the second spring 35, the second friction block 37 moves upwards, the second friction block 37 is not in contact with the limiting wheel 3, and friction between the second friction block 37 and the limiting wheel 3 is avoided;

the two sliding blocks 9 are fixed through the connecting column 42 to achieve synchronous lifting of the two sliding blocks 9, the connecting column 42 can be provided with a plurality of connecting columns to improve stability between the two sliding blocks 9, the sliding rheostat 8 for controlling input current of the electromagnet 33 is installed in the tractor 1, the screw rod 38 is provided with the gear 44, one sliding block 9 is fixedly provided with the toothed plate 43 meshed with the gear 44, the other sliding block 9 is fixed with the sliding sheet 7 installed on the sliding rheostat 8, the gear 44 rotates along with the screw rod 38, the toothed plate 43 drives the two sliding blocks 9 to move in the vertical direction, the sliding sheet 7 moves on the sliding rheostat 8 in the process that the sliding block 9 drives the sliding sheet 7 to move, and adjustment of the resistance value of the sliding rheostat 8 and the input current of the electromagnet 33 is achieved.

Specifically, as shown in fig. 2, the power unit includes a second motor 10 installed inside the tractor 1, a first bevel gear 11 is installed at an output end of the second motor 10, a second bevel gear 12 matched with the first bevel gear 11 is installed on a transmission shaft 14, the transmission shafts 14 are in transmission connection through a belt assembly 13, under the action of the first bevel gear 11 and the second bevel gear 12, the second motor 10 can drive one of the transmission shafts 14 to rotate, the belt assembly 13 includes a belt pulley installed on the transmission shaft 14, and the belt pulleys are in transmission connection through a belt.

Specifically, as shown in fig. 4 and 5, the adjustable clamping component includes a threaded sleeve 20, a moving pin 25 is fixed on an outer wall of the threaded sleeve 20, the threaded sleeve 20 is in sliding fit with a guide sleeve 15, the threaded sleeve 20 and the guide sleeve 15 cannot rotate relatively, a screw 28 is screwed on the threaded sleeve 20, threads are respectively arranged on an inner wall of the threaded sleeve 20 and an outer wall of the screw 28, a clamping plate 30 is rotatably connected to an end of the screw 28, the clamping plate 30 is made of a wear-resistant material, a rectangular hole 27 is formed at an end of the screw 28, and a limiting member acting on the rectangular hole 27 and limiting the screw 28 is arranged on the threaded sleeve 20;

the locating part is including fixing the link 21 at 20 tip of thread bush, it has prismatic 22 to run through on link 21, prismatic 22 tip is the rectangle form, prismatic 22 and link 21 sliding fit, prismatic 22 has stirring piece 24 to the outside shaping, so that the staff stirs prismatic 22, be equipped with spring 23 between stirring piece 24 and the link 21, spring 23 cover is established in prismatic 22's outside, the both ends of spring 23 respectively with link 21 and stirring piece 24 looks butt, under the effect of spring 23, prismatic 22 and rectangular hole 27 looks block, can fix a position screw rod 28, avoid screw rod 28 to take place to rotate because of receiving external force, avoid splint 30's position to take place the skew, with the stability of improvement device.

Specifically, as shown in fig. 5, a guide post 29 is fixed on the clamping plate 30, a guide groove 26 matched with the guide post 29 is formed in the outer wall of the threaded sleeve 20, the guide post 29 is in sliding fit with the guide groove 26, and the guide post 29 prevents the clamping plate 30 and the screw 28 from rotating relatively, so that the clamping plate 30 is accurately abutted with the first friction block 17.

In summary, when the tractor 1 stops, the second motor 10 is turned off, the first motor 4 is turned on, the output end of the first motor 4 drives the lead screw 38 to rotate, the two moving blocks 40 approach each other, the protrusion 19 slides inside the second through groove 18, so that the rotating arm 39 rotates, the moving pin 25 moves inside the first through groove 16 during the rotating process of the rotating arm 39, and the moving pin 25 drives the threaded sleeve 20 and the threaded rod 28 to move, so that the clamping plate 30 is tightly attached to the first friction block 17, and a brake function is completed;

meanwhile, the gear 44 rotates along with the screw rod 38, the gear 44 is meshed with the toothed plate 43, the toothed plate 43 drives the two sliding blocks 9, the two supports 34 and the two limiting wheels 3 to move downwards, after the limiting wheels 3 are contacted with the track, the elastic telescopic part 31 is stressed and compressed, in the process that the sliding sheet 7 moves along with the sliding blocks 9, the current input to the electromagnet 33 is increased, under the action of the repulsion force of the electromagnet 33 and the magnet 32, the ejector rod 36 drives the friction block II 37 to clamp the limiting wheels 3 to play a further braking and stopping role, in the whole process, the clamping force of the friction block II 37 on the limiting wheels 3 is gradually increased due to the fact that the input current of the electromagnet 33 is continuously increased, and after braking, the limiting wheels 3 are locked under the action of the clamping force, compared with a traction device in the prior art, the linkage of all parts is strong, and the braking and stopping step is simpler;

when splint 30 or friction block 17 wear, draw prism 22 outwards, after prism 22 and rectangular hole 27 separate, rotate screw 28, screw 28 is at the pivoted in-process, and screw 28 drives splint 30 and removes, accomplishes the clearance adjustment to in better stopping.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A rail train traction control system comprises a tractor (1), a hook assembly (2), a transmission shaft (14) and rollers (6) arranged at two ends of the transmission shaft (14), and is characterized in that a power part for driving the transmission shaft (14) to rotate is arranged inside the tractor (1), a first friction block (17) is arranged on the transmission shaft (14), a guide sleeve (15) is fixed on the tractor (1), an adjustable clamping part penetrates through the guide sleeve (15), a bent rotating arm (39) is arranged on the tractor (1), a first through groove (16) and a second through groove (18) are formed in the rotating arm (39), and a moving pin (25) penetrating through the first through groove (16) is fixed on the adjustable clamping part;

a moving block (40) is arranged in the tractor (1), a lead screw (38) and a polished rod (41) penetrate through the moving block (40), a bulge (19) penetrating through a second through groove (18) is formed in the moving block (40), and a first motor (4) is mounted on the tractor (1);

the tractor comprises a tractor body (1) and is characterized in that sliding blocks (9) are arranged at through holes on two sides of the tractor body (1), guide rods (5) penetrate through the sliding blocks (9), the outer sides of the two sliding blocks (9) are connected with supports (34) through elastic telescopic pieces (31), limiting wheels (3) are mounted on the supports (34), ejector rods (36) penetrate through the supports (34), two ends of each ejector rod (36) are respectively fixed with a friction block II (37) and a magnet (32), an electromagnet (33) which is repulsive to the magnet (32) is mounted on each support (34), and a spring II (35) is arranged between each magnet (32) and each support (34);

two it is fixed mutually through spliced pole (42) between slider (9), install the slide rheostat (8) of control electro-magnet (33) input current in tractor (1), install gear (44) on lead screw (38), one of them be fixed with toothed plate (43) with gear (44) looks meshing on slider (9), and another slider (9) is fixed mutually with gleitbretter (7) of installing on slide rheostat (8).

2. The rail train traction control system according to claim 1, wherein the power component comprises a second motor (10) installed inside the tractor (1), a first bevel gear (11) is installed at the output end of the second motor (10), a second bevel gear (12) matched with the first bevel gear (11) is installed on the transmission shaft (14), and the transmission shafts (14) are in transmission connection through a belt assembly (13).

3. The rail train traction control system according to claim 2, wherein the adjustable clamping component comprises a threaded sleeve (20), a screw (28) is screwed on the threaded sleeve (20), a clamping plate (30) is rotatably connected to the end of the screw (28), a rectangular hole (27) is formed in the end of the screw (28), and a limiting component which acts on the rectangular hole (27) and limits the screw (28) is arranged on the threaded sleeve (20).

4. A rail train traction control system as claimed in claim 3, wherein a guide post (29) is fixed on the clamping plate (30), and the outer wall of the threaded sleeve (20) is provided with a guide groove (26) matched with the guide post (29).

5. The rail train traction control system according to claim 4, wherein the limiting member comprises a connecting frame (21) fixed at the end of the threaded sleeve (20), a prism (22) penetrates through the connecting frame (21), a poking piece (24) is formed on the prism (22) in an outward direction, and a first spring (23) is arranged between the poking piece (24) and the connecting frame (21).