Lock assembly for integral transportation of railway turnout

Abstract

Provided is a lock assembly for integral transportation of railway turnouts, comprising a positioning device, a plurality of hanging locks fixed to the bottom of the positioning device, a plurality of push locks adjustable in position installed at the upper end of the positioning device, and a plurality of hanging press locks, wherein the positioning device is arranged along the width direction of the transportation platform and is disposed between the transportation platform and the turnout, the lower end of the hanging lock is adapted to fit into the card slot at the bottom of the transportation platform, the push lock is pressed against the rail side wall of the turnout to complete the position limitation of the turnout in the width direction of the transportation platform, and the transportation platform and the turnout are fixedly connected as one by the hanging press locks whose lower ends are hung in the card slot at the bottom of the transportation platform and whose upper ends are pressed against the turnout sleepers. The present invention can reduce the sliding force of the turnout, prevent the long turnout sleepers from jumping during transportation, and avoid the problem of the turnout slipping after flipping, thereby providing reliable locking conditions for the integral transportation of the turnout, and is simple to operate, low in cost, high in safety, and has a high use value.

Description

Technical Field

[0001] The invention belongs to the technical field of railway engineering, and specifically designs a lock assembly for integral transportation of railway turnouts. Background Art

[0002] At present, in the construction of railway turnout replacement, rails, sleepers, fasteners, switches and other turnout components are generally transported to the construction site by railway flat cars, and then these turnout parts are assembled into a whole near the pre-laying point. This assembly method not only requires a large number of construction workers, but also has high labor intensity, and requires multiple tasks such as disassembling and transporting rail parts. The construction period is long and the construction cost is high. In addition, the assembly site environment is very complex, resulting in low turnout assembly accuracy. At the same time, there are also major safety hazards. When transporting the railway turnout as a whole, it is necessary to reliably lock and fix the railway turnout on the railway turnout transport vehicle to ensure the safety and reliability of the transportation process. Therefore, it is necessary to make improvements. Summary of the invention

[0003] The technical problem solved by the present invention is to provide a lock assembly for the integral transportation of railway turnouts, which realizes reliable locking of the turnout rails by arranging a hanging lock and a push lock on a positioning device between the transportation platform and the turnout, and the hanging press-fit lock, whose lower end is hung in a slot at the bottom of the transportation platform and whose upper end is pressed against the turnout sleeper, fixes the transportation platform and the turnout as one, reduces the downward force of the turnout, prevents the long sleeper from jumping during transportation, avoids the problem of the turnout slipping after flipping, provides reliable locking conditions for the integral transportation of the turnout, is simple to operate, low in cost, high in safety, and has high use value.

[0004] The technical solution adopted by the present invention is as follows: a lock assembly for the overall transportation of railway turnouts, including a positioning device, a plurality of hanging locks fixed to the bottom of the positioning device, a plurality of push locks adjustably installed on the upper end of the positioning device, and a plurality of hanging press locks. The positioning device is arranged along the width direction of the transportation platform and is provided between the transportation platform and the turnout. The lower end of the hanging lock is adapted to be fitted into a slot at the bottom of the transportation platform. The push lock is pressed against the rail side wall of the turnout to limit the turnout in the width direction of the transportation platform. The transportation platform and the turnout are fixedly connected as a whole through a hanging press lock whose lower end is hung in the slot at the bottom of the transportation platform and whose upper end is pressed against the turnout sleeper.

[0005] Among them, the positioning device includes a vertical plate, a bottom plate and a clamping shaft. The length of the vertical plate is smaller than the length of the turnout sleeper. The bottom of both ends of the vertical plate is fixed with a bottom plate and the upper end of the hanging lock is fixed on the bottom plate. Several clamping shafts are evenly distributed on the two side walls of the vertical plate for matching with the lower ends of the push locks.

[0006] Furthermore, the hanging lock includes an inverted L-shaped base, a hook plate and a positioning protrusion, a card plate is fixed to the bottom of the horizontal plate at the upper end of the L-shaped base, the positioning protrusion is arranged inversely to the card plate and fixed to the outer wall of the lower end of the L-shaped base, the lower end of the L-shaped base is hinged to the middle part of the hook plate through a pin shaft, the hook that is raised upward at one end of the hook plate is hooked in the slot at the bottom of the longitudinal beam of the transport platform and the card plate is located above the longitudinal beam of the transport platform, and the bolt threadedly connected to the other end of the hook plate abuts against the positioning protrusion above the hook plate.

[0007] Furthermore, the push lock includes a hook bracket, a telescopic pushing device and a top plate. The hook bracket is an H-shaped structure composed of two hook plates and a connecting plate arranged between the hook plates. The lower end of the hook plate surface is formed with a shaft groove with a straight side wall at one end and an arc wall at the other end. Two adjacent shafts among the several shafts on the positioning device are inserted and adapted to the ends of the shaft grooves to realize the position adjustment of the push lock in the length direction of the positioning device. The telescopic pushing device is installed between the two hook plates and the top plate is fixed to the end of the telescopic pushing device. The top plate is driven to extend and retract by the telescopic pushing device to realize the contact or separation of the top plate with the side wall of the turnout rail.

[0008] Furthermore, the telescopic pushing device includes a U-shaped telescopic frame, a screw rod and a crank; a nut seat located inside the U-shaped telescopic frame and adapted to be screwed together with the screw rod is fixed between the two hook plates; one end of the screw rod is adapted to be screwed together with the threaded hole at the corresponding end of the U-shaped telescopic frame and extends out of the U-shaped telescopic frame and is fixedly connected to the crank; the top plate is fixed to the open end of the U-shaped telescopic frame and the crank is rotated to extend and retract the U-shaped telescopic frame, driving the top plate to contact or separate from the side wall of the turnout rail.

[0009] Furthermore, the hanging press-fit lock includes a square tube, a hook block, a screw and a locking nut. The locking nut is located above the square tube and is adapted to be screwed together with the screw. The screw passes through the hole in the middle of the square tube and is fixedly connected to the hook block below it. The upward-curved hook fixed on the lower end side wall of the hook block is hung in the groove at the bottom of the longitudinal beam of the transport platform. The square tube is arranged on the turnout sleeper and the turnout is fixedly connected to the transport platform by rotating the locking nut to make the square tube press against the turnout sleeper.

[0010] Furthermore, arc-shaped handles are evenly distributed on the outer wall of the locking nut to facilitate the rotation operation, and pull rings are fixed to the upper end surfaces of the square tubes on both sides of the screw.

[0011] The advantages of the present invention compared with the prior art are:

[0012] 1. This technical solution sets a hook lock and a push lock on the positioning device between the transport platform and the turnout, and the hook lock and the push lock reliably and effectively lock the turnout rail on the transport platform to prevent the turnout from shaking in the width direction of the transport platform, and ensure the reliable relative position of each component of the turnout during transportation;

[0013] 2. This technical solution uses a hanging press lock with the lower end hooked in the slot at the bottom of the transport platform and the upper end pressed against the turnout sleeper to connect the transport platform and the turnout as one, reducing the downward force of the turnout, preventing the long turnout sleeper from jumping during transportation, and avoiding the problem of turnout slipping after flipping;

[0014] 3. The locking structure of the combination of the hook lock, the push lock and the hook press lock in this technical solution provides reliable locking conditions for the overall transportation of the turnout, solving the problem of the difficulty of overall transportation of the turnout and poor locking reliability;

[0015] 4. This technical solution adopts a positioning device composed of a vertical plate, a bottom plate and a plurality of clamping shafts, which is conducive to adjusting the position of the push lock in the length direction of the positioning device, thereby greatly increasing the position range of the positioning device, the hanging lock and the push lock between the transport platform and the turnout, and providing flexible and reliable position laying conditions for the positioning device, the hanging lock and the push lock;

[0016] 5. This technical solution has a simple structure, simple operation, low cost, high safety and high use value. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front view of the structure of the positioning device of the present invention;

[0018] Figure 2 This is a right view of the structure of the positioning device of the present invention;

[0019] Figure 3 This is a front view of the structure of the hook lock of the present invention;

[0020] Figure 4 It is a left view of the hanging lock structure of the present invention;

[0021] Figure 5 This is a front view of the push lock structure of the present invention;

[0022] Figure 6 This is a left side view of the push lock structure of the present invention;

[0023] Figure 7 This is a front view of the structure of the hanging press-fit lock of the present invention;

[0024] Figure 8 This is a left view of the hanging press-fit lock structure of the present invention;

[0025] Fig. 9 It is a top view of the partial use state of the present invention;

[0026] Fig.10 It is a bottom view of the partial use state of the present invention. DETAILED DESCRIPTION

[0027] The following is combined with Figure 1-10 An embodiment of the present invention is described to clearly and completely describe the technical solution. Obviously, the described embodiment is only a part of the embodiments of the present invention, rather than all the embodiments.

[0028] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be understood as a limitation on the present invention.

[0029] Locking components for integral transportation of railway turnouts, such as Figure 9-10 As shown, it includes a positioning device 4, a plurality of hanging locks 1 fixed to the bottom of the positioning device 4, a plurality of push locks 2 and a plurality of hanging press locks 3 which are adjustable in position and installed on the upper end of the positioning device 4. The positioning device 4 is arranged along the width direction of the transport platform 5 and is arranged between the transport platform 5 and the switch 6. The lower end of the hanging lock 1 is adapted to the card slot at the bottom of the transport platform 5. The push lock 2 is pressed against the rail side wall of the switch 6 to complete the position limitation of the switch 6 in the width direction of the transport platform 5. The transport platform 5 and the switch 6 are fixedly connected by the hanging press lock 3 whose lower end is hung in the card slot at the bottom of the transport platform 5 and whose upper end is pressed against the switch sleeper of the switch 6. Integrally; in the above structure, by setting a hook lock 1 and a push lock 2 on the adjustment device 4 between the transport platform 5 and the turnout 6, the hook lock 1 and the push lock 2 can reliably and effectively lock the turnout 6 rail on the transport platform 5, thereby preventing the turnout 6 from shaking in the width direction of the transport platform, and ensuring the reliable relative position of all parts of the turnout 6 during transportation; and the hook press lock 3 whose lower end is hooked in the card slot at the bottom of the transport platform 5 and whose upper end is pressed against the turnout sleeper of the turnout 6 can connect the transport platform 5 and the turnout 6 as a whole, thereby reducing the downward force of the turnout 6, preventing the long turnout sleeper from jumping during transportation, and avoiding the problem of the turnout 6 slipping after flipping;

[0030] like Figure 1-2As shown, the specific structure of the positioning device 4 is as follows: the positioning device 4 includes a vertical plate 4-1, a bottom plate 4-2 and a clamping shaft 4-3, the length of the vertical plate 4-1 is less than the length of the turnout sleeper 6, the bottom of both ends of the vertical plate 4-1 is fixed with a bottom plate 4-2 and the upper end of the hanging lock 1 is fixed on the bottom plate 4-2, and the two side walls of the vertical plate 4-1 are evenly distributed with a plurality of clamping shafts 4-3 for matching with the lower ends of the push lock 2 in pairs; in the above structure, the positioning device 4 composed of the vertical plate 4-1, the bottom plate 4-2 and a plurality of clamping shafts 4-3 is used to facilitate the push lock 2 to be adjusted in the length direction of the positioning device The position of the push lock 2 is greatly increased, thereby greatly increasing the position range of the positioning device 4, the hanging lock 1 and the push lock 2 between the transport platform 5 and the switch 6, providing flexible and reliable position laying conditions for the positioning device 4, the hanging lock 1 and the push lock 2; when adjusting the position of the push lock 2, the push lock 2 is pulled outward to separate the two card shafts 4-3 inserted into the card shaft groove 2-5 from the card shaft groove 2-5, and the push lock 2 is adjusted to the position of the rail to be tightened. The push lock 2 is pushed inward to insert the two card shafts 4-3 at the corresponding position into the card shaft groove 2-5 at the lower end of the push lock 2;

[0031] like Figure 3-4 As shown, the specific structure of the hanging lock 1 is as follows: the hanging lock 1 includes an inverted L-shaped base 1-1, a hook plate 1-2 and a positioning protrusion 1-3, a card plate 1-4 is fixed to the bottom of the horizontal plate at the upper end of the L-shaped base 1-1, the positioning protrusion 1-3 and the card plate 1-4 are arranged inversely to each other and fixed to the outer side wall of the lower end of the L-shaped base 1-1, the lower end of the L-shaped base 1-1 is hinged to the middle part of the hook plate 1-2 through a pin shaft, the hook at one end of the hook plate 1-2 is hooked in the slot at the bottom of the longitudinal beam of the transport platform 5 and the card plate 1-4 is located above the longitudinal beam of the transport platform 5, and the bolt 1-5 threadedly connected to the other end of the hook plate 1-2 is against the positioning protrusion 1-3 above the hook plate 1-2.

[0032] like Figure 5-6 As shown, the specific structure of the push lock 2 is as follows: the push lock 2 includes a hook bracket 2-1, a telescopic pushing device and a top plate 2-2, the hook bracket 2-1 is an H-shaped structure composed of two hook plates 2-3 and a connecting plate 2-4 arranged between the hook plates 2-3, the lower end of the hook plate 2-3 is formed with a shaft groove 2-5 with a straight side wall at one end and a circular arc wall at the other end, two adjacent shafts 4-3 among the plurality of shafts 4-3 on the positioning device 4 are inserted and adapted to the ends of the shaft grooves 2-5 to realize the position adjustment of the push lock 2 in the length direction of the positioning device 4, the telescopic pushing device is installed between the two hook plates 2-3 and the top plate 2-2 is fixed to the end of the telescopic pushing device, and the top plate 2-2 is driven to extend and retract by the telescopic pushing device to realize the contact or separation of the top plate 2-2 with the side wall of the turnout 6 rail.

[0033] Specifically, the telescopic pushing device includes a U-shaped telescopic frame 2-6, a screw rod 2-7 and a crank 2-8. A nut seat 2-9 located inside the frame of the U-shaped telescopic frame 2-6 and adapted to be screwed with the screw rod 2-7 is fixed between the two hook plates 2-3. One end of the screw rod 2-7 is adapted to be screwed with the threaded hole at the corresponding end of the U-shaped telescopic frame 2-6 and extends out of the U-shaped telescopic frame 2-6 and is fixedly connected with the crank 2-8. The top plate 2-2 is fixed to the open end of the U-shaped telescopic frame 2-6 and the U-shaped telescopic frame 2-6 is extended and retracted by rotating the crank 2-8, which drives the top plate 2-2 to contact or separate from the side wall of the turnout 6 rail. When in use, the crank 2-8 is rotated to move the U-shaped telescopic frame 2-6 and the top plate 2-2 toward the side wall of the turnout 6 rail, so that the top plate 2-2 is pressed against the side wall of the turnout 6 rail. Reverse rotation of the crank 2-8 can separate the top plate 2-2 from the side wall of the turnout 6 rail.

[0034] like Figure 7-8 As shown, the specific structure of the hanging press-fit lock 3 is as follows: the hanging press-fit lock 3 includes a square tube 3-1, a hook block 3-2, a screw 3-4 and a locking nut 3-3, the locking nut 3-3 is located above the square tube 3-1 and is adapted to be screwed together with the screw 3-4, the screw 3-4 passes through the hole in the middle of the square tube 3-1 and is fixedly connected to the hook block 3-2 below it, and the upward-curved hook fixed on the side wall of the lower end of the hook block 3-2 is hung on the transport platform The square tube 3-1 is arranged on the turnout sleeper of the turnout 6 in the slot at the bottom of the longitudinal beam of the platform 5, and the square tube 3-1 is pressed against the turnout sleeper of the turnout 6 by rotating the locking nut 3-3 to fix the turnout 6 with the transport platform 5; specifically, the outer wall of the locking nut 3-3 is evenly provided with arc-shaped handles 3-5 for easy rotation operation, and the upper end faces of the square tubes 3-1 on both sides of the screw rod 3-4 are fixed with pull rings 3-6, which are used to facilitate the overall movement of the hanging press-fit lock 3.

[0035] In this technical solution, a locking structure composed of a hanging lock 1, a push lock 2 and a hanging press lock 3 is adopted to provide reliable locking conditions for the overall transportation of the turnout 6, solving the problem that the overall transportation of the turnout 6 is difficult and the locking reliability is poor; it has a simple structure, simple operation, low cost, high safety and high use value.

[0036] The above embodiments are only preferred embodiments of the present invention and are not intended to limit the scope of implementation of the present invention. Therefore, all equivalent changes made to the contents described in the claims of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A lock assembly for integral transportation of railway turnouts, characterized in that: The invention comprises a positioning device (4), a plurality of hanging locks (1) fixed to the bottom of the positioning device (4), a plurality of push locks (2) adjustable in position mounted on the upper end of the positioning device (4), and a plurality of hanging press locks (3); the positioning device (4) is arranged along the width direction of the transport platform (5) and is provided between the transport platform (5) and the turnout (6); the lower end of the hanging lock (1) is adapted to fit into a slot at the bottom of the transport platform (5); the push lock (2) is pressed against the side wall of the rail of the turnout (6) to limit the position of the turnout (6) in the width direction of the transport platform (5); the transport platform (5) and the turnout (6) are fixedly connected as a whole by the hanging press lock (3) whose lower end is hung in the slot at the bottom of the transport platform (5) and whose upper end is pressed against the turnout sleeper of the turnout (6); The positioning device (4) comprises a vertical plate (4-1), a bottom plate (4-2) and a clamping shaft (4-3); the length of the vertical plate (4-1) is less than the length of the turnout sleeper (6); the bottoms of both ends of the vertical plate (4-1) are fixed with bottom plates (4-2) and the upper ends of the hanging locks (1) are fixed on the bottom plates (4-2); and the two side walls of the vertical plate (4-1) are evenly distributed with a plurality of clamping shafts (4-3) for matching with the lower ends of the push locks (2) in pairs.

2. The railroad turnout integral transportation lock assembly according to claim 1, characterized in that: The hanging lock (1) comprises an inverted L-shaped card seat (1-1), a hook plate (1-2) and a positioning protrusion (1-3); a card plate (1-4) is fixed to the bottom of the horizontal plate at the upper end of the L-shaped card seat (1-1); the positioning protrusion (1-3) is arranged opposite to the card plate (1-4) and is fixed to the outer wall of the lower end of the L-shaped card seat (1-1); the lower end of the L-shaped card seat (1-1) is hinged to the middle part of the hook plate (1-2) through a pin shaft; the hook at one end of the hook plate (1-2) is hooked in a slot at the bottom of the longitudinal beam of the transport platform (5); the card plate (1-4) is located above the longitudinal beam of the transport platform (5); and the bolt (1-5) threadedly connected to the other end of the hook plate (1-2) abuts against the positioning protrusion (1-3) above the hook plate (1-2).

3. The railroad turnout integral transportation lock assembly according to claim 1, characterized in that: The push lock (2) comprises a hook bracket (2-1), a telescopic push device and a top plate (2-2); the hook bracket (2-1) is an H-shaped structure composed of two hook plates (2-3) and a connecting plate (2-4) arranged between the hook plates (2-3); a clamping shaft groove (2-5) having a straight side wall at one end and a circular arc wall at the other end is formed at the lower end of the plate surface of the hook plate (2-3); two adjacent clamping shafts (4-3) on the positioning device (4) are inserted and adapted to be adapted to the groove ends of the clamping shaft grooves (2-5) to achieve position adjustment of the push lock (2) in the length direction of the positioning device (4); the telescopic push device is installed between the two hook plates (2-3) and the top plate (2-2) is fixed to the end of the telescopic push device; and the top plate (2-2) is driven to be telescopic by the telescopic push device to achieve contact or separation between the top plate (2-2) and the side wall of the turnout (6) rail.

4. The railroad turnout integral transportation lock assembly according to claim 3, characterized in that: The telescopic push device comprises a U-shaped telescopic frame (2-6), a screw rod (2-7) and a crank (2-8); a nut seat (2-9) located inside the frame of the U-shaped telescopic frame (2-6) and adapted to be screwed with the screw rod (2-7) is fixed between the two hook plates (2-3); one end of the screw rod (2-7) is adapted to be screwed with a threaded hole at a corresponding end of the U-shaped telescopic frame (2-6) and extends out of the U-shaped telescopic frame (2-6) to be fixedly connected with the crank (2-8); the top plate (2-2) is fixed to the open end of the U-shaped telescopic frame (2-6) and the crank (2-8) is rotated to extend and retract the U-shaped telescopic frame (2-6) to drive the top plate (2-2) to contact or separate from the side wall of the turnout (6) rail.

5. The railroad turnout integral transportation lock assembly according to claim 1, characterized in that: The hanging press-fit lock (3) comprises a square tube (3-1), a hook block (3-2), a screw rod (3-4) and a locking nut (3-3); the locking nut (3-3) is located above the square tube (3-1) and is adapted to be screwed together with the screw rod (3-4); the screw rod (3-4) passes through a hole in the middle of the square tube (3-1) and is fixedly connected to the hook block (3-2) below it; a hook fixed on the lower end side wall of the hook block (3-2) and tilted upward is hung in a slot at the bottom of the longitudinal beam of the transport platform (5); the square tube (3-1) is arranged on the turnout sleeper of the turnout (6) and the turnout (6) is fixedly connected to the transport platform (5) after the square tube (3-1) is pressed against the turnout sleeper by rotating the locking nut (3-3).

6. The railroad turnout integral transportation lock assembly according to claim 5, characterized in that: The outer wall of the locking nut (3-3) is evenly distributed with arc-shaped handles (3-5) for easy rotation operation, and pull rings (3-6) are fixed to the upper end surfaces of the square tubes (3-1) on both sides of the screw rod (3-4).

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