CN111573187A

CN111573187A - Heavy load track transfer system

Info

Publication number: CN111573187A
Application number: CN202010481891.2A
Authority: CN
Inventors: 不公告发明人
Original assignee: 63653 Troops of PLA
Current assignee: 63653 Troops of PLA
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-08-25

Abstract

The invention discloses a heavy load track transfer system which comprises a heavy-duty track car, an anti-slip device, a traction device and a track clamp, wherein the lower end of the heavy-duty track car is connected with a track in a sliding mode, the anti-slip device is arranged in the middle of the track, one end of the heavy-duty track car is fixedly connected with the traction device, the other end of the traction device is fixedly connected with the track clamp, and the track clamp is connected with the track in a sliding mode. Utilize thrust ball bearing and spacing bolt, the structure of telescopic screw cooperation spout, make heavy-duty railcar have the self-adaptation and turn to and the function of vertical lift, effectively ensure medium and large-scale, heavy equipment's transportation and fast loading and unloading, the specially adapted transports and the loading and unloading operation in limited space or narrow and small place, utilize with orbital friction fit, regard track anchor clamps as mobilizable hanging point, the loaded down with trivial details of establishing fixed hanging point in addition has been avoided, utilize this transfer system and transportation technology, the field operation personnel only need two to three people, need not with the help of any large-scale mechanical equipment.

Description

Heavy load track transfer system

Technical Field

The invention relates to the technical field of mine engineering and tunnel construction, in particular to a heavy load track transfer system.

Background

In the operation of mine hole engineering, tunnel construction, rail transport is a transportation mode commonly used, compares with fork truck, roof beam hanger, has strong, the reliability is high, the transportation mode is simple, characteristics such as being fit for long distance transportation.

At present, general towed mine car can satisfy the operation demand in daily mine hole, the tunnel, nevertheless receives mine hole tunnel space traction stability and the restriction of bending resistance for large-scale transportation, handling machinery and general towed mine car can't satisfy large-scale, the partial heavy equipment pull the transportation demand, and the back of taking one's place is influenced by the dead weight to equipment simultaneously, under the condition of no hoisting point, the degree of difficulty of unloading is big, and the danger coefficient is high, and the period of unloading is long.

Disclosure of Invention

The present invention is directed to a heavy duty track transfer system that solves the problems set forth above in the background.

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

the utility model provides a heavy load track transfer system, includes heavy-duty railcar, prevents swift current device, draw gear and track anchor clamps, heavy-duty railcar lower extreme sliding connection has the track, and the track middle part is provided with prevents swift current device, heavy-duty railcar one end fixedly connected with draw gear, draw gear other end fixedly connected with track anchor clamps, track anchor clamps and track sliding connection.

As a further scheme of the invention: the heavy-duty rail car is characterized in that a supporting seat is arranged inside the heavy-duty rail car, a steering seat is fixedly mounted in the middle of the supporting seat, two limiting bolts are welded at two ends of the supporting seat, a frame is fixedly connected to one end of each limiting bolt, a thrust bearing is fixedly connected to one end of each steering seat, a bearing seat is arranged on the outer side of each thrust bearing, and a frame bottom plate is arranged at the lower end of each steering seat.

As a still further scheme of the invention: the frame comprises a frame main beam and a frame secondary beam, the frame secondary beam is arranged on two sides of the frame main beam, wheel sets are arranged on two sides of the frame secondary beam, an upper shaft pressing plate is arranged between the frame secondary beam and the wheel sets, a lower shaft pressing plate is arranged on one side of the upper shaft pressing plate, a telescopic screw rod is arranged on one side of the surface of the frame secondary beam, a screw rod support is arranged at one end of the telescopic screw rod, a fastening bolt is arranged on the inner side of the frame secondary beam, and a limiting arc plate is arranged on the other side of the.

As a still further scheme of the invention: the anti-slip device consists of an anti-slip block, a positive and negative steel pipe, a positive nut and a negative nut.

As a still further scheme of the invention: and one end of the positive and negative steel pipe is spirally connected with an anti-slip block through a positive screw nut, and the other end of the positive and negative steel pipe is spirally connected with an anti-slip block through a negative screw nut.

As a still further scheme of the invention: the rail clamp comprises a clamping plate and a clamp head, wherein the clamping plate is fixedly connected with the clamp head through a fastening bolt.

As a still further scheme of the invention: the clamp is characterized in that a reverse screw nut is arranged at one end of the clamp head, a forward screw rod and a reverse screw rod are spirally connected to the other end of the reverse screw nut, a forward screw nut is spirally connected to the other end of the forward screw rod and the reverse screw rod, and a lifting bolt is arranged at the upper end of the clamping plate.

Compared with the prior art, the invention has the beneficial effects that:

1. the heavy load track transfer system has the advantages that the structure that the thrust ball bearing, the limiting bolt and the telescopic screw are matched with the sliding chute is utilized, so that the heavy load track car has the functions of self-adaptive steering and vertical lifting, the transfer and the quick loading and unloading of medium-large heavy equipment are effectively ensured, and the heavy load track transfer system is particularly suitable for the transfer and the loading and unloading operation in a limited space or a narrow place;

2. the rail clamp is used as a movable hanging point by friction fit with a rail, the trouble of additionally setting a fixed hanging point is avoided, the rail can smoothly pass a bend at a rail turning position to avoid rail clamping under the use condition that high-power traction equipment and hoisting equipment are not needed, large-sized materials can be in place, the unloading period is short, and the safety factor is high;

3. by utilizing the transfer system and the transfer process, field operation personnel only need two to three persons, and need not to drag the vehicle after dragging before adopting by any large-scale mechanical equipment, thereby greatly ensuring the transfer safety and preventing the vehicle from sliding when transferring on a ramp.

Drawings

FIG. 1 is a schematic structural diagram of a heavy load track transfer device;

FIG. 2 is a cross-sectional view of a heavy duty railcar in a heavy duty rail transport device;

FIG. 3 is a top view of a heavy duty railcar in a heavy duty rail transport device;

FIG. 4 is a side view of a heavy duty railcar in a heavy duty rail transport device;

FIG. 5 is a side view of a rail clamp in a heavy duty rail transfer device;

FIG. 6 is a top view of a rail clamp in a heavy duty rail transfer device;

FIG. 7 is a side view of an anti-skid device in a heavy duty load rail transfer device;

FIG. 8 is a top view of an anti-skid device in a heavy duty track transfer device;

in the figure: 1. heavy duty rail cars; 101. a limit bolt; 102. a supporting seat; 103. a steering seat; 104. a thrust bearing; 105. a frame; 106. a frame floor; 107. a bearing seat; 108. a wheel set; 109. a frame main beam; 110. a frame secondary beam; 111. a telescopic screw; 112. a limiting arc plate; 113. an upper shaft pressing plate; 114. a screw support; 115. fastening a bolt; 116. a lower shaft pressing plate; 2. an anti-slip device; 201. an anti-slip block; 202. a positive and negative wire steel pipe; 203. a positive screw nut; 204. a reverse-threaded nut; 3. a traction device; 4. a rail clamp; 401. a splint; 402. a clamp head; 403. a reverse-thread nut; 404. a positive and negative screw; 405. a lifting eye screw; 406. fastening a bolt; 407. screw cap with positive thread.

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 to 8, in an embodiment of the present invention, a heavy load rail transportation system includes a heavy-duty rail car 1, an anti-slip device 2, a traction device 3 and a rail clamp 4, a rail is slidably connected to a lower end of the heavy-duty rail car 1, the anti-slip device 2 is disposed in a middle of the rail, the traction device 3 is fixedly connected to one end of the heavy-duty rail car 1, the rail clamp 4 is fixedly connected to the other end of the traction device 3, the rail clamp 4 is slidably connected to the rail, a support base 102 is disposed inside the heavy-duty rail car 1, a steering base 103 is fixedly disposed in a middle of the support base 102, two limit bolts 101 are welded to two ends of the support base 102, the two limit bolts 101 are provided, one end of the limit bolt 101 is fixedly connected to a frame 105, one end of the steering base 103 is fixedly, the frame 105 comprises a frame main beam 109 and a frame secondary beam 110, the frame main beam 109 is provided with a sliding groove, under the action of a limit arc plate 112, a telescopic screw rod is adjusted to enable the frame to lift a certain height along the sliding groove, so as to realize the vertical lifting function of the rail car, the frame secondary beam 110 is arranged on both sides of the frame main beam 109, wheel pairs 108 are arranged on both sides of the frame secondary beam 110, an upper pressing plate 113 is arranged between the frame secondary beam 110 and the wheel pairs 108, a lower pressing plate 116 is arranged on one side of the upper pressing plate 113, a telescopic screw rod 111 is arranged on one side of the surface of the frame secondary beam 110, a screw rod support 114 is arranged on one end of the telescopic screw rod 111, a fastening bolt 115 is arranged on the inner side of the frame secondary beam 110, the limit arc plate 112 is arranged on the other side of the upper pressing plate 113, the anti-slip device 2 is composed of an anti-slip block 201, the other end of the anti-slip block 201 is in threaded connection with the anti-slip block through a reverse screw nut 204, the track clamp 4 comprises a clamp plate 401 and a clamp head 402, the clamp plate 401 and the clamp head 402 are fixedly connected through a fastening bolt 406, a reverse screw nut 403 is arranged at one end of the clamp head 402, a forward screw nut 404 and a reverse screw nut 404 are in threaded connection with the other end of the reverse screw nut 403, a forward screw nut 407 is in threaded connection with the other end of the forward screw nut 404, an eye screw 405 is arranged at the upper end of the clamp plate 401, the clamp plate 401 and the clamp head 402 are fixed through the fastening bolt 406, the clamp head 402 and a track clamping surface of a track are subjected to knurling processing, the forward screw nut 407, the reverse screw nut 403 and the clamp head 402 are welded and fixed and are in threaded connection with the forward. .

The heavy-duty rail transfer system mainly comprises two sets of heavy-duty rail cars 1, two sets of rail clamps 2, two sets of traction devices 3 and two sets of anti-slip devices 4, wherein the heavy-duty rail cars 1 are used for transferring and supporting heavy loads, a thrust bearing 104 is arranged between a frame 105 and a supporting seat 102, so that the supporting seat 102 can be adjusted along with the shape self-adaptive steering of the loads to avoid derailing of a wheel pair 108, four thread lifting devices and sliding grooves are arranged between the frame 105 and the wheel pair 108 and used for transferring the loads to the place to withdraw the rail cars, under necessary conditions, a plurality of sets of rail cars are arranged to be matched for use according to the load distribution condition and the load volume, the traction devices 3 are used for providing traction force for transferring operation of the heavy-duty rail cars 1, a chain block, an electric block or a winch is adopted, the rail clamps 2 are used for providing hanging points for the traction devices 3, clamp heads are tightly propped against the inner sides of the rails through positive and negative, and the clamp head 402 and the clamping surface of the rail track are processed by knurling, so that the friction force between the clamp head and the rail track is increased, and the anti-slip device 2 is placed in the front and the rear of the rail car as necessary to prevent the car from slipping.

The working principle of the invention is as follows:

when in use, a set of track clamp and a set of traction device are respectively arranged at the position 3-10m away from the transfer trolley on the track in front of the transfer route and at the position 1-2m away from the transfer trolley on the track in back of the transfer route, the traction device in front of the transfer route is continuously contracted for traction, the traction device in back of the transfer route is continuously released for protection, after the track car moves to the position of the track clamp in front, a set of anti-slip device is respectively arranged below the front wheel and the back wheel of the track car, then the traction device and the track clamp are loosened and the installation position of the clamp is readjusted, the anti-slip device is removed and then the track car is continuously transferred according to the steps, thereby alternately realizing long-distance transfer, after the load transfer is in place, the load is supported and fixed by using a support or a cushion block and the like, and the track car is lowered by a certain height along, and then the rail car is withdrawn.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a heavy load track transfer system, includes heavy load railcar (1), anti-skidding device (2), draw gear (3) and track anchor clamps (4), its characterized in that: heavy load railcar (1) lower extreme sliding connection has the track, and the track middle part is provided with anti-skidding device (2), heavy load railcar (1) one end fixedly connected with draw gear (3), draw gear (3) other end fixedly connected with track anchor clamps (4), track anchor clamps (4) and track sliding connection.

2. A heavy load rail transit system as claimed in claim 1, wherein: the heavy-duty rail car is characterized in that a supporting seat (102) is arranged inside the heavy-duty rail car (1), a steering seat (103) is fixedly mounted in the middle of the supporting seat (102), two limiting bolts (101) are welded at two ends of the supporting seat (102), the number of the limiting bolts (101) is two, one end of each limiting bolt (101) is fixedly connected with a car frame (105), one end of each steering seat (103) is fixedly connected with a thrust bearing (104), a bearing seat (107) is arranged on the outer side of each thrust bearing (104), and a car frame bottom plate (106) is arranged at the lower end of each.

3. A heavy load rail transit system as claimed in claim 2, wherein: the frame (105) comprises a frame main beam (109) and a frame secondary beam (110), the frame main beam (109) is provided with the frame secondary beam (110) on two sides, the frame secondary beam (110) is provided with a wheel pair (108) on two sides, an upper pressing plate (113) is arranged between the frame secondary beam (110) and the wheel pair (108), one side of the upper pressing plate (113) is provided with a lower pressing plate (116), one side of the surface of the frame secondary beam (110) is provided with a telescopic screw rod (111), one end of the telescopic screw rod (111) is provided with a screw rod support (114), the inner side of the frame secondary beam (110) is provided with a fastening bolt (115), and the other side of the upper pressing plate (113) is provided with a limiting arc.

4. A heavy load rail transit system as claimed in claim 1, wherein: the anti-slip device (2) is composed of an anti-slip block (201), a positive and negative wire steel tube (202), a positive wire nut (203) and a negative wire nut (204).

5. A heavy load rail transit system as claimed in claim 4, wherein: one end of the positive and negative steel pipe (202) is spirally connected with an anti-slip block (201) through a positive screw nut (203), and the other end of the positive and negative steel pipe is spirally connected with the anti-slip block (201) through a negative screw nut (204).

6. A heavy load rail transit system as claimed in claim 1, wherein: the rail clamp (4) comprises a clamping plate (401) and a clamp head (402), and the clamping plate (401) is fixedly connected with the clamp head (402) through a fastening bolt (406).

7. A heavy load rail transit system as claimed in claim 6, wherein: anchor clamps head (402) one end is provided with anti-screw nut (403), anti-screw nut (403) other end spiral connection has positive and negative screw rod (404), positive and negative screw rod (404) other end spiral connection has positive screw nut (407), splint (401) upper end is provided with eyebolt (405).