A rapid construction device and method for transforming a turnout at an existing line station

Abstract

The present application relates to the technical field of railway turnout construction, in particular to a rapid construction device for existing line station reconstruction turnout, which comprises a sliding rail, an assembly slide connected to the sliding rail, a hoisting device used for hoisting the assembly slide, and the output end of the hoisting device is detachably connected to the assembly slide; in practical application, the pre-paved turnout is limited by the assembly slide, the assembly slide and the pre-paved turnout are lifted or lowered by the hoisting device, the turnout is transversely and longitudinally moved by mechanical traction and personnel pushing the assembly slide, and the turnout is moved to the designed specified position; the present application has the advantages of fast construction speed, labor saving and construction safety, and can pre-pave the transverse track and the longitudinal track near the existing line and station, which is more convenient for transverse and longitudinal movement, and avoids the damage of the turnout in the construction process.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of railway turnout construction technology, in particular to a rapid construction device and method for existing line station reconstruction turnout. BACKGROUND

[0002] The turnout is a track connecting device for train to transfer from one line to another line, and is the most critical special device of the railway line. Since the turnout is large in quantity, limits train speed and has low driving safety, it is one of the weakest links of the track. With the improvement of railway design standards, the workload of existing line / station turnout reconstruction increases year by year.

[0003] However, the existing technology for existing line\station turnout reconstruction construction still has the following problems:

[0004] 1. The existing line\station turnout reconstruction is still a labor-intensive construction, and about 150-250 people are needed for a group of turnout insertion construction, and the line needs to be blocked for 180-240 minutes, resulting in great waste of labor cost;

[0005] 2. Personnel cooperate with excavators, forklifts and other large machinery to construct under the catenary, which has great safety hazards;

[0006] 3. The existing line\station electrified catenary rod spacing cannot meet the condition of near pre-paving, and needs to select appropriate position to move horizontally and then longitudinally, and needs to cross the line during horizontal movement;

[0007] 4. The turnout reconstruction adopts multiple turnout replacement machines and hydraulic track jacks, and since the turnout is heavy, it is prone to tilt and derail, causing damage to the turnout. SUMMARY

[0008] The purpose of the present application is to overcome the above-mentioned deficiencies, provide a rapid construction device and method for existing line station reconstruction turnout, which has the advantages of fast construction speed, labor saving and construction safety, and can pre-pave horizontal and longitudinal tracks near the existing line\station, which is more convenient for horizontal and longitudinal movement, and avoids damage to the turnout during construction.

[0009] In order to achieve the above-mentioned purpose, the present application adopts the following technical scheme:

[0010] A rapid construction device for existing line station reconstruction turnout, comprising a sliding rail, an assembly carriage slidingly connected to the sliding rail, a hoisting device used for hoisting the assembly carriage, and the output end of the hoisting device is detachably connected to the assembly carriage.

[0011] Further, the sliding rail comprises a plurality of horizontal sliding rails detachably connected to the ground, a longitudinal sliding rail perpendicular to the horizontal sliding rails, and the longitudinal sliding rail is detachably connected to the ground.

[0012] Further, the assembly carriage comprises a plurality of installation columns arranged symmetrically left and right, a left bottom connecting rod for connecting bottom ends of the plurality of installation columns on the left side, a right bottom connecting rod for connecting bottom ends of the plurality of installation columns on the right side, a left top connecting rod for connecting top ends of the plurality of installation columns on the left side, a right top connecting rod for connecting top ends of the plurality of installation columns on the right side, a plurality of bottom cross braces for connecting the left and right bottom connecting rods, a plurality of top cross braces for connecting the left and right top connecting rods, bottoms of the left and right bottom connecting rods are respectively provided with a plurality of universal wheels, the bottom cross braces and the top cross braces are detachably connected with movable connecting rods, the top cross braces are provided with connecting seats for connecting the hoisting equipment.

[0013] Further, the length of the existing turnout upper ballast is longer than the length of the bottom cross brace.

[0014] Further, the hoisting equipment is a crane or a hoist.

[0015] A rapid construction method for existing line station reconstruction turnout, characterized in that it comprises the following steps:

[0016] S01, selecting a suitable area near the operating line before the skylight point, cleaning and leveling, erecting a turnout frame, pre-paving the turnout on the turnout frame, and passing joint debugging and acceptance;

[0017] S02, installing an assembly carriage on the pre-paved turnout;

[0018] S03, lifting the assembly carriage and the pre-paved turnout using hoisting equipment, laying a transverse sliding rail below the assembly carriage, lowering the assembly carriage and the turnout by the hoisting equipment, slidingly connecting the assembly carriage on the transverse sliding rail, and using mechanical traction and personnel to move the assembly carriage to the starting point of the longitudinal sliding rail;

[0019] S04, removing the existing turnout, pre-paving the longitudinal sliding rail, lifting the assembly carriage and the pre-paved again using the hoisting equipment, removing the transverse sliding rail, moving the assembly carriage above the longitudinal sliding rail using mechanical traction and personnel, lowering the assembly carriage by the hoisting equipment, and making the assembly carriage fall onto the longitudinal sliding rail, and using mechanical traction and personnel to move the assembly carriage longitudinally to the designated position designed;

[0020] S05, after fine-tuning and reaching the precise position, lowering the hoisting equipment and lowering the pre-paved turnout, and removing the longitudinal sliding rail and the assembly carriage;

[0021] S06, filling ballast into the pre-paved turnout, and using machinery to compact the ballast;

[0022] S07, using the turnout to start the turnout machine and the turnout tamping machine to fine-tune and maintain the pre-laid turnout;

[0023] S08, after the pre-laid turnout is laid in place, the electrical and engineering acceptance is carried out, and the line is opened after passing the acceptance.

[0024] The beneficial effects of the present application are:

[0025] In actual application, when in use, the assembled slide frame is used to limit the pre-laid turnout, the assembled slide frame and the pre-laid turnout are lifted or lowered through hoisting equipment, the turnout is transversely and longitudinally moved through mechanical traction and personnel pushing the assembled slide frame, and the turnout is moved to the designed specified position; the present application has the advantages of fast construction speed, labor saving and construction safety, and can pre-lay the transverse track and the longitudinal track near the existing line and station, which is more convenient for transverse and longitudinal movement, and avoids the damage of the turnout in the construction process. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a method step diagram of a rapid construction method of a turnout of an existing line station reconstruction;

[0027] Figure 2 It is a structure schematic view of a transverse slide rail, an assembled slide frame and a pre-laid turnout in a rapid construction device of a turnout of an existing line station reconstruction;

[0028] Figure 3 It is a top view of a transverse slide rail, a longitudinal slide rail, an assembled slide frame and a pre-laid turnout in a rapid construction device of a turnout of an existing line station reconstruction;

[0029] Figure 4 It is a top view of a longitudinal slide rail, an assembled slide frame and a pre-laid turnout in a rapid construction device of a turnout of an existing line station reconstruction;

[0030] The drawings show that: the transverse slide rail is 101, the longitudinal slide rail is 102, the assembled slide frame is 2, the mounting stand is 201, the left bottom connecting rod is 202, the right bottom connecting rod is 203, the left top connecting rod is 204, the right top connecting rod is 205, the top cross brace is 207, the universal wheel is 208, the connecting seat is 209, and the pre-laid turnout is 3. DETAILED DESCRIPTION

[0031] The following description is used to disclose the present application so that those skilled in the art can implement the present application. The preferred embodiments in the following description are only as examples, and those skilled in the art can think of other obvious modifications.

[0032] As Figures 1-4As shown, a kind of quick construction device of existing line station reconstruction turnout includes slide rail, assembly carriage 2 slidingly connected on the slide rail, hoisting equipment for lifting the assembly carriage 2, and the output end of the hoisting equipment is detachably connected with the assembly carriage 2.

[0033] In use, the pre-laid turnout 3 is limited by the assembly carriage 2, the assembly carriage 2 and the pre-laid turnout 3 are lifted or lowered by the hoisting equipment, the turnout is transversely and longitudinally moved by the assembly carriage 2 being pulled by machinery and pushed by personnel, and the turnout is moved to the designed specified position; the present application has the advantages of fast construction speed, labor saving and construction safety, and can pre-lay transverse track and longitudinal track near the existing line / station, which is more convenient for transverse and longitudinal movement, and avoids the damage of turnout in the construction process.

[0034] As shown in the drawings, Figures 1-4 The slide rail includes a plurality of transverse slide rails 101 detachably connected on the ground, and longitudinal slide rails 102 perpendicular to the transverse slide rails 101 and detachably connected on the ground; in this embodiment, the assembly carriage 2 carries the pre-laid turnout 3 to slide transversely and longitudinally by the transverse slide rails 101 and the longitudinal slide rails 102 detachably connected on the ground.

[0035] As shown in the drawings, Figures 1-4 The assembly carriage 2 includes a plurality of left-right symmetrically arranged mounting columns 201, a left bottom connecting rod 202 for connecting the bottom ends of the left mounting columns 201, a right bottom connecting rod 203 for connecting the bottom ends of the right mounting columns 201, a left top connecting rod 204 for connecting the top ends of the left mounting columns 201, a right top connecting rod 205 for connecting the top ends of the right mounting columns 201, a plurality of bottom cross braces 206 for connecting the left bottom connecting rod 202 and the right bottom connecting rod 203, a plurality of top cross braces 207 for connecting the left top connecting rod 204 and the right top connecting rod 205, a plurality of universal wheels 208 arranged at the bottoms of the left bottom connecting rod 202 and the right bottom connecting rod 203, respectively, and movable connecting rods detachably connected between the bottom cross braces 206 and the top cross braces 207, and a connecting seat 209 arranged on the top cross brace 207 and used for connecting the hoisting equipment; in this embodiment, the left mounting columns 201, the left bottom connecting rod 202 and the left top connecting rod 204, the right mounting columns 201, the right bottom connecting rod 203 and the right top connecting rod 205, the bottom cross braces 206, the left bottom connecting rod 202 and the right bottom connecting rod 203, and the top cross braces 207, the left top connecting rod 204 and the right top connecting rod 205 are all detachably connected, so that the assembly carriage 2 is detachable as a whole, and the assembly carriage 2 is slidingly connected on the slide rail by the universal wheels 208.

[0036] As shown in Figures 1-4 , the length of the turnout ballast on the existing line is longer than the length of the bottom cross brace 206; in this embodiment, when the length of the turnout ballast on the existing line is longer than the length of the bottom cross brace 206, the track panel on the turnout can rest on the left and right bottom connecting rods 202 and 203 when the assembly carriage 2 is lifted.

[0037] As shown in Figures 1-4 , the lifting device is a crane or a hoist; in this embodiment, when the lifting device is a crane or a hoist, the assembly carriage 2 and the pre-laid turnout 3 can be lifted or lowered by a steel wire rope.

[0038] As shown in Figures 1-4 , a rapid construction method for a turnout of a reconstruction of a station on an existing line, characterized in that it comprises the following steps:

[0039] S01, select a suitable area near the operating line before the skylight point, clean up and level, erect a turnout frame, pre-lay a turnout 3 on the turnout frame, and pass joint debugging and acceptance;

[0040] S02, install an assembly carriage 2 on the pre-laid turnout 3;

[0041] S03, use a lifting device to lift the assembly carriage 2 and the pre-laid turnout 3, lay a horizontal sliding rail 101 under the assembly carriage 2, lower the assembly carriage 2 and the turnout by the lifting device, slide the assembly carriage 2 on the horizontal sliding rail 101, and use mechanical traction and personnel to move the assembly carriage 2 horizontally to the starting point of the longitudinal sliding rail 102;

[0042] S04, remove the existing turnout, pre-lay the longitudinal sliding rail 102, lift the assembly carriage 2 and the pre-lay again using the lifting device, remove the horizontal sliding rail 101, move the assembly carriage 2 to above the longitudinal sliding rail 102 using mechanical traction and personnel, lower the assembly carriage 2 by the lifting device, and make the assembly carriage 2 fall onto the longitudinal sliding rail 102, and use mechanical traction and personnel to move the assembly carriage 2 longitudinally to the designated position designed;

[0043] S05, after fine-tuning and reaching the precise position, lower the lifting device, lower the pre-laid turnout 3, and remove the longitudinal sliding rail 102 and the assembly carriage 2;

[0044] S06, fill ballast into the pre-laid turnout 3, and use a machine to compact and solidify the ballast;

[0045] S07, use a turnout starting and turnout tamping machine to fine-tune and maintain the pre-laid turnout 3;

[0046] S08, after the pre-laid turnout 3 is laid in place, perform electrical and engineering debugging and acceptance, and open the sealed line after passing the acceptance.

[0047] The specific embodiments described herein are merely illustrative of the spirit of the application. Various modifications or changes in addition or substitution to the described specific embodiments can be made by those skilled in the art without departing from the spirit of the application defined in the scope of the claims.

Claims

1. A method for quickly constructing a turnout in a reconstruction of a station of an existing line, characterized in that: The method needs to use a quick construction device for existing line station switch reconstruction, which comprises a slide rail, an assembly carriage (2) slidably connected on the slide rail, a hoisting device used for hoisting the assembly carriage (2), and an output end of the hoisting device is detachably connected with the assembly carriage (2); The slide rail comprises a plurality of transverse slide rails (101) detachably connected on the ground, and a longitudinal slide rail (102) arranged perpendicularly to the transverse slide rails (101) and detachably connected on the ground; The assembly carriage (2) comprises a plurality of left-right symmetrically arranged mounting columns (201), a left bottom connecting rod (202) for connecting bottom ends of the left mounting columns (201), a right bottom connecting rod (203) for connecting bottom ends of the right mounting columns (201), a left top connecting rod (204) for connecting top ends of the left mounting columns (201), a right top connecting rod (205) for connecting top ends of the right mounting columns (201), a plurality of bottom cross struts (206) for connecting the left and right bottom connecting rods (202, 203), a plurality of top cross struts (207) for connecting the left and right top connecting rods (204, 205), a plurality of universal wheels (208) arranged at bottoms of the left and right bottom connecting rods (202, 203), respectively, and movable connecting rods detachably connected between the bottom cross struts (206) and the top cross struts (207), and a connecting seat (209) arranged on the top cross struts (207) and used for connecting the hoisting device; The length of the existing switch bed is longer than the length of the bottom cross struts (206); The method specifically comprises the following steps: S01, selecting a suitable area near the operating line before the skylight point, cleaning and leveling, erecting a switch frame, pre-paving a switch (3) on the switch frame, and performing joint debugging and acceptance; S02, installing the assembly carriage (2) on the pre-paved switch (3); S03, lifting the assembly carriage (2) and the pre-paved switch (3) by using the hoisting device, laying the transverse slide rail (101) below the assembly carriage (2), lowering the assembly carriage (2) and the switch by the hoisting device, slidably connecting the assembly carriage (2) on the transverse slide rail (101), and moving the assembly carriage (2) to the starting point of the longitudinal slide rail (102) by using mechanical traction and personnel pushing; S04, removing the existing switch, pre-paving the longitudinal slide rail (102), lifting the assembly carriage (2) and the pre-paved switch again by using the hoisting device, removing the transverse slide rail (101), moving the assembly carriage (2) to above the longitudinal slide rail (102) by using mechanical traction and personnel pushing, lowering the assembly carriage (2) by the hoisting device, and moving the assembly carriage (2) to the designed designated position by using mechanical traction and personnel pushing. S05, through fine-tuning, after reaching the accurate position, the lifting equipment is lowered to put down the pre-laid turnout (3), and the longitudinal slide rail (102) and the assembled slide carriage (2) are removed; S06, the ballast is filled into the pre-laid turnout (3), and the ballast is compacted by using a machine; S07, the turnout starts to use the turnout and turnout rammer to adjust, maintain and compact the pre-laid turnout (3); S08, after the pre-laid turnout (3) is laid in place, the electric service is debugged and the engineering and service are accepted, and after being qualified, the blocked line is opened.

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