CN111395068A

CN111395068A - Single crossover turnout

Info

Publication number: CN111395068A
Application number: CN202010313987.8A
Authority: CN
Inventors: 刘飞香; 罗建利; 周文; 方永东; 张亚军; 霍震杨; 杨勇; 戴广锋
Original assignee: China Railway Construction Heavy Industry Group Co Ltd
Current assignee: China Railway Construction Heavy Industry Group Co Ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-07-10
Anticipated expiration: 2040-04-20
Also published as: CN111395068B

Abstract

The invention provides a single crossover turnout, which comprises: a first beam; the first auxiliary beam is positioned at one end of the first beam; a second beam positioned at one side of the first auxiliary beam; the second auxiliary beam is positioned at one end of the second beam; the first rail lifting assembly is arranged at one end of the first auxiliary beam close to the first beam; the second rail lifting assembly is arranged at one end of the second beam close to the second auxiliary beam; a drive assembly connected to the first beam and the second beam. According to the single-crossover turnout provided by the invention, when the driving assembly drives the first beam to rotate, the first rail lifting assembly rotates in the direction far away from the first beam to realize avoidance between the first beam and the first auxiliary beam, and when the driving assembly drives the second beam to rotate, the second rail lifting assembly rotates in the direction far away from the second auxiliary beam to realize avoidance of the second auxiliary beam or the first beam, a stacked beam is not required to be arranged, the distance between the first beam and the second beam can be reduced, and the switching speed of a linear position and a lateral linear position is improved.

Description

Single crossover turnout

Technical Field

The invention relates to the field of rail transit, in particular to a single-crossover turnout.

Background

In the field of rail transit, particularly, a medium-low speed magnetic levitation single-crossover turnout is usually formed by combining two standard single-opening turnouts and a middle stack beam, and in order to realize the switching between a straight line position and a side line position of the turnout, the two single-opening turnouts are required to be driven to rotate and butt with the middle stack beam; on one hand, because the stack beam is arranged in the middle, in order to ensure the requirement of a train to pass through the safety limit of a turnout straight line position and a turnout side line position, the line spacing of a turnout area is usually required to be more than 6m, and the line spacing of a main line is generally about 4.4m, so that a transition curve needs to be arranged between the main line and the turnout, the passing speed of the train is influenced, and meanwhile, the line spacing which is too wide increases the line construction cost; on the other hand, in order to ensure that the track beams are avoided from each other in the rotating process, the butt joint ends of the track beams need to be processed into bevel edges or circular arcs, so that the production cost of the track beams is high, and the arrangement of the bevel edges or the circular arcs can cause large seam gaps of the track beams and influence the running stability of the rail vehicles.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art.

In view of the above, the present invention provides a single cross-over switch, comprising: a first beam; the first auxiliary beam is positioned at one end of the first beam; a second beam positioned at one side of the first auxiliary beam; the second auxiliary beam is positioned at one end of the second beam, and the first beam is positioned on one side of the second auxiliary beam; the first rail lifting assembly is arranged at one end of the first auxiliary beam close to the first beam; the second rail lifting assembly is arranged at one end of the second beam close to the second auxiliary beam; the driving assembly is connected to the first beam and the second beam and is configured to drive the first beam and the second beam to rotate respectively; under the condition that the driving assembly drives the first beam to rotate, the first rail lifting assembly rotates in the direction far away from the first beam; under the condition that the driving assembly drives the second beam to rotate, the second lifting rail assembly rotates in the direction away from the second auxiliary beam.

According to the single-crossover turnout provided by the invention, in the working process, the driving assembly respectively drives the first beam and the second beam to rotate, a linear position can be formed when the first beam is in butt joint with the first auxiliary beam and the second beam is in butt joint with the second auxiliary beam, and a lateral position can be formed when the first beam is in butt joint with the second beam.

According to the single-crossover turnout provided by the invention, through the arrangement of the first rail lifting assembly and the second rail lifting assembly, when the driving assembly drives the first beam to rotate, the first rail lifting assembly rotates towards the direction far away from the first beam, so that the avoidance between the first beam and the first auxiliary beam can be realized, and when the driving assembly drives the second beam to rotate, the second rail lifting assembly rotates towards the direction far away from the second auxiliary beam, so that the avoidance of the second auxiliary beam or the first beam can be realized. On one hand, the first beam can be directly butted with the second beam, a stacked beam is not required to be additionally arranged, the distance between the first beam and the second beam can be shortened, the distance between the first beam and the second beam is matched with the distance between the positive lines, the occupied area is reduced, and the construction cost is reduced; on the other hand, through the arrangement of the first rail lifting assembly and the second rail lifting assembly, the shape of the butt joint end of the second beam and the first auxiliary beam is not required to be changed, the production cost of the rail beam is reduced, and meanwhile, when the first beam is in butt joint with the first auxiliary beam, the first rail lifting assembly can rotate towards the direction of the first beam to fill a gap between the first beam and the first auxiliary beam, reduce the joint distance between the first beam and the second auxiliary beam and facilitate the safe operation of a rail vehicle; when the second beam is in butt joint with the first beam or the second auxiliary beam, the second rail lifting assembly can rotate towards the direction where the second auxiliary beam is located, so that gaps between the first beam and the second beam or between the second auxiliary beam and the second beam are filled, the joint distance is shortened, and the safe operation of the rail vehicle is facilitated.

According to the single-crossover turnout provided by the invention, through the arrangement of the first rail lifting assembly and the second rail lifting assembly, in the process of mutually switching the straight line position and the side line position of the single-crossover turnout, the first beam and the second beam can simultaneously rotate through the avoidance effect of the first rail lifting assembly and the second rail lifting assembly, the driving of the first beam and the second beam can be synchronously carried out, and the switching speed of the straight line position and the side line position of the single-crossover turnout is further improved.

In addition, the single crossover turnout in the technical scheme provided by the invention can also have the following additional technical characteristics:

in the above technical solution, further, the first rail lifting assembly includes: one end of the first overturning beam is hinged to the first auxiliary beam; a first movable assembly adapted to slide in a length direction of the first auxiliary beam; one end of the first push rod is hinged to the first movable assembly, and the other end of the first push rod is hinged to the first turnover beam; the first supporting beam is connected to the first auxiliary beam; under the condition that the first movable assembly moves towards the direction deviating from the first beam, the first push rod drives the first overturning beam to rotate towards the direction far away from the first beam, under the condition that the first movable member moves towards the direction of the first beam, the first push rod drives the first overturning beam to rotate towards the direction of the first beam, and the end face of the first overturning beam in the length direction abuts against the first supporting beam; the second lift rail assembly comprises: one end of the second overturning beam is hinged to the second beam; a second movable assembly adapted to slide in a length direction of the second beam; one end of the second push rod is hinged to the second movable assembly, and the other end of the second push rod is hinged to the second turnover beam; a second support beam connected to the second beam; the second movable assembly moves towards the direction away from the second auxiliary beam, the second push rod drives the second overturning beam to rotate towards the direction away from the second auxiliary beam, the second movable element moves towards the direction of the second auxiliary beam, the second push rod drives the second overturning beam to rotate towards the direction of the second auxiliary beam, and the end face of the second overturning beam in the length direction abuts against the second supporting beam.

In the technical scheme, the structure of the first lifting rail assembly and the second lifting rail assembly is further provided.

In the technical scheme, the first rail lifting assembly comprises a first overturning beam, a first movable assembly, a first push rod and a first supporting beam, in the working process, the first movable assembly can move in the length direction of the first auxiliary beam under the condition that the driving assembly drives the first beam to rotate, so that the first overturning beam is driven to rotate by the first push rod, and under the condition that the first movable assembly moves towards the direction deviating from the first beam, the first push rod drives the first overturning beam to rotate towards the direction far away from the first beam, so that the first beam is avoided when rotating; when the first beam is in butt joint with the first auxiliary beam, the first movable piece moves towards the direction of the first beam, the first push rod drives the first overturning beam to rotate towards the direction of the first beam, and the end face of the first overturning beam in the length direction abuts against the first supporting beam so as to shorten the track gap between the first beam and the first auxiliary beam. Through the setting of first supporting beam, first supporting beam can play the fixed effect of support to first upset roof beam on the one hand, has improved the mechanical strength of first upset roof beam, has ensured rail vehicle's safe operation, and on the other hand has played spacing effect to first upset roof beam, can be so that the up end of first upset roof beam and the up end of first auxiliary beam be in same straight line, has ensured rail vehicle's even running.

In the technical scheme, the second rail lifting assembly comprises a second overturning beam, a second movable assembly, a second push rod and a second supporting beam, in the working process, under the condition that the driving assembly drives the second beam to rotate, the second movable assembly moves towards the direction deviating from the second auxiliary beam, and the second push rod drives the second overturning beam to rotate towards the direction far away from the second auxiliary beam, so that the second beam is avoided when rotating; when the second beam is in butt joint with the second auxiliary beam or the first beam, the second movable piece moves towards the direction of the second auxiliary beam, the second push rod drives the second overturning beam to rotate towards the direction of the second auxiliary beam, and the end face of the second overturning beam in the length direction abuts against the second supporting beam so as to shorten the track gap between the second beam and the second auxiliary beam or the first beam. Through the setting of first supporting beam, first supporting beam can play the fixed effect of support to first upset roof beam on the one hand, has improved the mechanical strength of first upset roof beam, has ensured rail vehicle's safe operation, and on the other hand has played spacing effect to first upset roof beam, can be so that the up end of first upset roof beam and the up end of first auxiliary beam be in same straight line, has ensured rail vehicle's even running.

In any of the above technical solutions, further, the single crossover turnout further includes: a locking member disposed on the first beam and the second auxiliary beam, the first movable assembly and the second movable assembly adapted to be coupled to the locking member.

In the technical scheme, the locking member is arranged on the first beam and the second auxiliary beam and is combined with the first rail lifting assembly or the second rail lifting assembly for use through the arrangement of the locking member, the first movable assembly and the second movable assembly are adapted to be connected to the locking member, so that when the single-crossover turnout is in a straight line position, the first movable assembly is connected to the locking member on the first beam, and the second movable assembly is connected to the locking member on the second auxiliary beam, so that the self-locking of the first beam and the first auxiliary beam and the self-locking of the second beam and the second auxiliary beam are realized; when the single-crossover turnout is positioned at a lateral line position, the second movable assembly is connected with the locking piece on the first beam, so that the self-locking of the first beam and the second beam can be realized, on one hand, the rail vehicle is safer through the single-crossover turnout, on the other hand, a part for locking the rail beam can be arranged in the rail beam, the locking piece does not occupy extra space, the cost of engineering cost is reduced, on the other hand, the first movable assembly and the second movable assembly are adapted to be connected with the locking piece, the locking of the rail beam can be realized when the first movable assembly or the second movable assembly is close to the locking piece, the unlocking of the rail beam can be realized when the first movable assembly or the second movable assembly is close to the locking piece, meanwhile, the first overturning beam or the second overturning beam can be overturned under the driving of the first movable assembly or the second movable assembly, so that the overturning of the first overturning beam and the second overturning beam and the unlocking of the rail beam can be synchronously performed, the switching speed of the straight line position and the side line position of the single-crossover turnout is greatly improved.

In any of the above technical solutions, further, the first movable assembly includes: the first electric push rod is arranged on the first auxiliary beam; a first connecting rod, one end of which is connected to the first electric push rod and the other end of which is adapted to be connected to the locking member; the second movable assembly includes: the second electric push rod is arranged on the second beam; and one end of the second connecting rod is connected to the second electric push rod, and the other end of the second connecting rod is adapted to be connected to the locking piece.

In the technical scheme, the arrangement of a first movable assembly and a second movable assembly is further provided, the first movable assembly comprises a first electric push rod and a first connecting rod, and the first connecting rod can be driven to move in the length direction of the first auxiliary beam through the arrangement of the first electric push rod, so that the first connecting rod can be conveniently connected to the locking piece; the second movable assembly comprises a second electric push rod and a second connecting rod, and the second connecting rod can be driven to move in the length direction of the second beam through the arrangement of the second electric push rod, so that the second connecting rod is connected to the locking piece conveniently.

In any of the above technical solutions, further, the driving assembly includes: a first driving member connected to the first beam and adapted to drive the first beam to rotate; a second drive member connected to the second beam adapted to drive the second beam in rotation.

In this technical scheme, further provide drive assembly's constitution, drive assembly has included and has been used for driving first roof beam pivoted first driving piece and be used for driving second roof beam pivoted second driving piece, can provide the power supply for first roof beam and second roof beam respectively, can control the rotation of first roof beam and second roof beam respectively simultaneously for the interconversion of single cross-over switch straight line position and side line position is more convenient.

In any of the above technical solutions, further, the single crossover turnout further includes: the first follow-up assembly is arranged between the first auxiliary beam and the second beam; and the second follow-up assembly is arranged between the first beam and the second auxiliary beam.

In the technical scheme, the device further comprises a first follow-up assembly arranged between the first auxiliary beam and the second beam and a second follow-up assembly arranged between the first beam and the second auxiliary beam. Through the setting of first follow-up subassembly, at second driving piece drive second roof beam rotation in-process, first follow-up subassembly can drive first auxiliary beam and rotate in step, has realized dodging of first auxiliary beam and second roof beam, need not additionally to set up the rotation of first auxiliary beam of drive arrangement drive simultaneously, the cost is reduced. Through the setting of second follow-up subassembly, at the first roof beam pivoted in-process of first driving piece drive, second follow-up subassembly can drive the synchronous rotation of second auxiliary beam, has realized dodging of second auxiliary beam, need not to set up extra drive arrangement simultaneously and drives the rotation of second auxiliary beam, the cost is reduced.

In any of the above technical solutions, further, the first follower assembly includes: the first guide groove is connected to one side of the first auxiliary beam; one end of the first connecting piece is hinged to the second beam, and the other end of the first connecting piece is connected to the first guide groove in a sliding mode; the second follow-up assembly includes: the second guide groove is connected to one side of the second auxiliary beam; and one end of the second connecting piece is hinged to the first beam, and the other end of the second connecting piece is connected to the second guide groove in a sliding manner.

In the technical scheme, the structure of the first follow-up component and the second follow-up component is further provided.

In this technical scheme, first follow-up subassembly has included first guide slot and first connecting piece, and at the pivoted in-process of second driving piece drive second roof beam, first connecting piece connects the thrust or the pulling force that can transmit the second roof beam, and first connecting piece other end sliding connection can drive first auxiliary beam and rotate in step in first guide slot.

In this technical scheme, the second follow-up subassembly has included second guide slot and second connecting piece, and at the first roof beam pivoted in-process of first driving piece drive, the thrust or the pulling force of first roof beam of second connecting piece transmission, the second is connected even another end sliding connection and in the second guide slot, can drive the synchronous rotation of second auxiliary beam.

In any of the above technical solutions, further, the first connecting member includes: the first hinge seat is arranged on one side of the second beam; one end of the first connecting rod is connected with the first hinge seat; the first roller is arranged at the other end of the first connecting rod and is arranged in the first guide groove; the second connector includes: the second hinge seat is arranged on one side of the second beam; one end of the second connecting rod is connected to the second hinge seat; and the second roller is arranged at the other end of the second connecting rod and is arranged in the second guide groove.

In this technical solution, a structure of the first connecting piece and the second hinge base is further provided.

In this technical scheme, first connecting piece has included first articulated seat, head rod and first gyro wheel, through the setting of first articulated seat, the articulated installation of the head rod of being convenient for, through the setting of first gyro wheel, the sliding connection of the first connecting piece and first guide slot of being convenient for first follow-up subassembly simple structure, the installation of being convenient for.

In this technical scheme, the second connecting piece has included articulated seat of second, second connecting rod and second gyro wheel, through the setting of the articulated seat of second, the articulated installation of the second connecting rod of being convenient for, through the setting of second gyro wheel, the sliding connection of the second connecting piece of being convenient for and second guide slot for second follow-up subassembly simple structure, the installation of being convenient for.

In any of the above technical solutions, further, the single crossover turnout further includes: a plurality of turrets on which a first beam, a first auxiliary beam, a second beam, and a second auxiliary beam are respectively disposed, the first beam, the first auxiliary beam, the second beam, and the second auxiliary beam being adapted to be rotatable about the turrets on which they are disposed; the first beam, the first auxiliary beam, the second beam and the second auxiliary beam are respectively arranged on the rotary table; and locking devices arranged between the support table and the first beam and between the support table and the second beam.

In the technical scheme, the device further comprises a plurality of rotary tables, a support table and a locking device, wherein a rotary center is provided for the first beam, the first auxiliary beam, the second beam and the second auxiliary beam through the arrangement of the rotary tables, so that the first beam, the first auxiliary beam, the second beam and the second auxiliary beam can rotate conveniently, the support table is arranged to support the first beam, the first auxiliary beam, the second beam and the second auxiliary beam for renting, and the rotary resistance of the first beam, the first auxiliary beam, the second beam and the second auxiliary beam is reduced; through locking device's setting, can play the effect of first roof beam of initiative and second roof beam, make the fixed of first roof beam and second roof beam more firm, ensured the stationarity that track vehicle passes through single cross-over switch.

In any of the above technical solutions, further, the single crossover turnout further includes: and the fixed beam is arranged at one end of the first auxiliary beam, which is far away from the first beam, and at one end of the second auxiliary beam, which is far away from the second beam.

In the technical scheme, the auxiliary beam further comprises a fixed beam, and the first auxiliary beam and the second auxiliary beam are conveniently butted with the main line of the track system through the arrangement of the fixed beam.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a block diagram of a single crossover switch in the prior art;

FIG. 2 illustrates a schematic structural diagram of a single cross-over switch provided in accordance with one embodiment of the present invention;

FIG. 3 illustrates a front view of a single cross-over switch provided in accordance with one embodiment of the present invention;

FIG. 4 is a schematic block diagram illustrating the linear position of a single crossover switch provided in accordance with one embodiment of the present invention;

FIG. 5 is a schematic block diagram illustrating side line positions of a single cross-over switch provided in accordance with one embodiment of the present invention;

FIG. 6 is a schematic block diagram illustrating a first rail lift assembly of a single cross-over switch provided in accordance with one embodiment of the present invention;

FIG. 7 is a schematic block diagram illustrating the first rail lifting assembly pivoting of a single cross-over switch provided in accordance with one embodiment of the present invention;

FIG. 8 is a schematic block diagram illustrating a first follower assembly of a single crossover switch provided in accordance with one embodiment of the present invention;

fig. 9 illustrates a schematic diagram of a first follower assembly provided in accordance with an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 9 is:

2 a first beam, 4 a first auxiliary beam, 6 a second beam, 8 a second auxiliary beam, 10 a first rail lifting assembly, 12 a second rail lifting assembly, 16 a locking member, 20 a first follow-up assembly, 22 a second follow-up assembly, 24 a rotary table, 26 a supporting table, 28 a locking device, 30 a fixed beam, 32 a single turnout, 34 a stacked beam, 102 a first turnover beam, 104 a first movable assembly, 106 a first push rod, 108 a first supporting beam, 110 a first screw rod, 1042 a first electric push rod, 1044 a first connecting rod, 144 a second driving member, 202 a first guide groove, 204 a first connecting member, 2042 a first hinged seat, 2044 a first connecting rod and 2046 a first roller.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be described in further detail below with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

Single-crossover switches according to some embodiments of the present invention are described below with reference to fig. 1-9.

Example one

As shown in fig. 2-9, one embodiment of the present invention provides a single cross-over switch, comprising: the device comprises a first beam 2, a first auxiliary beam 4, a second beam 6, a first lifting rail assembly 10, a second lifting rail assembly 12 and a driving assembly.

Wherein the first auxiliary beam 4 is positioned at one end of the first beam 2; the second beam 6 is positioned at one side of the first auxiliary beam 4; the second auxiliary beam 8 is positioned at one end of the second beam 6, and the first beam 2 is positioned at one side of the second auxiliary beam 8; the first lifting rail assembly 10 is arranged at one end of the first auxiliary beam 4 close to the first beam 2; the second lifting rail assembly 12 is arranged at one end of the second beam 6 close to the second auxiliary beam 8; a drive assembly is connected to the first beam 2 and the second beam 6, the drive assembly being configured to drive the first beam 2 and the second beam 6 in rotation, respectively.

Under the condition that the driving assembly drives the first beam 2 to rotate, the first lifting rail assembly 10 rotates in the direction far away from the first beam 2; in the case where the driving assembly drives the second beam 6 to rotate, the second lifting rail assembly 12 rotates in a direction away from the second auxiliary beam 8.

As shown in fig. 4 and 5, in the single crossover turnout provided by the invention, during the working process, the driving assembly respectively drives the first beam 2 and the second beam 6 to rotate, a straight line position can be formed when the first beam 2 is in butt joint with the first auxiliary beam 4 and the second beam 6 is in butt joint with the second auxiliary beam 8, and a side line position can be formed when the first beam 2 is in butt joint with the second beam 6.

According to the single-crossover turnout provided by the invention, through the arrangement of the first rail lifting assembly 10 and the second rail lifting assembly 12, when the driving assembly drives the first beam 2 to rotate, the first rail lifting assembly 10 rotates towards the direction far away from the first beam 2, so that the avoidance between the first beam 2 and the first auxiliary beam 4 can be realized, and when the driving assembly drives the second beam 6 to rotate, the second rail lifting assembly 12 rotates towards the direction far away from the second auxiliary beam 8, so that the avoidance of the second auxiliary beam 8 or the first beam 2 can be realized. On one hand, the first beam 2 can be directly butted with the second beam 6, a stacked beam is not required to be additionally arranged, the distance between the first beam 2 and the second beam 6 can be shortened, the distance between the first beam 2 and the second beam 6 is adaptive to the distance between the positive lines, the occupied area is reduced, and the construction cost is reduced; on the other hand, through the arrangement of the first rail lifting assembly 10 and the second rail lifting assembly 12, the shape of the butt joint end of the second beam 6 and the first auxiliary beam 4 does not need to be changed, the production cost of the rail beam is reduced, and meanwhile, when the first beam 2 is in butt joint with the first auxiliary beam 4, the first rail lifting assembly 10 can rotate towards the first beam 2 to fill the gap between the first beam 2 and the first auxiliary beam 4, reduce the joint distance between the first beam 2 and the second auxiliary beam 8, and facilitate the safe operation of the rail vehicle; when the second beam 6 is butted with the first beam 2 or the second auxiliary beam 8, the second lifting rail assembly 12 can also rotate towards the direction of the second auxiliary beam 8, so that gaps between the first beam 2 and the second beam 6 or between the second auxiliary beam and the second beam 6 are filled, the joint distance is shortened, and the safe operation of the rail vehicle is facilitated.

According to the single-crossover turnout provided by the invention, through the arrangement of the first rail lifting assembly 10 and the second rail lifting assembly 12, in the process of mutual switching between the straight line position and the lateral line position of the single-crossover turnout, the first beam 2 and the second beam 6 can rotate simultaneously through the avoidance effect of the first rail lifting assembly 10 and the second rail lifting assembly 12, the driving of the first beam 2 and the second beam 6 can be synchronously carried out, and the switching speed between the straight line position and the lateral line position of the single-crossover turnout is further improved.

Example two

As shown in fig. 6 and 7, further, the first lifting rail assembly 10 includes: one end of the first overturning beam 102 is hinged to the first auxiliary beam 4; a first movable assembly 104, the first movable assembly 104 being adapted to slide in a length direction of the first auxiliary beam 4; one end of the first push rod 106 is hinged to the first movable assembly 104, and the other end of the first push rod 106 is hinged to the first turnover beam 102; a first support beam 108 connected to the first auxiliary beam 4; under the condition that the first movable assembly 104 moves in the direction away from the first beam 2, the first push rod 106 drives the first turnover beam 102 to rotate in the direction away from the first beam 2, under the condition that the first movable assembly moves in the direction towards the first beam 2, the first push rod 106 drives the first turnover beam 102 to rotate in the direction towards the first beam 2, and the end surface of the first turnover beam 102 in the length direction abuts against the first support beam 108; the second lift rail assembly 12 includes: one end of the second overturning beam is hinged to the second beam 6; a second movable assembly adapted to slide in the length direction of the second beam 6; one end of the second push rod is hinged to the second movable assembly, and the other end of the second push rod is hinged to the second turnover beam; a second support beam connected to the second beam 6; under the condition that the second movable assembly moves towards the direction away from the second auxiliary beam 8, the second push rod drives the second overturning beam to rotate towards the direction away from the second auxiliary beam 8, under the condition that the second movable member moves towards the direction of the second auxiliary beam 8, the second push rod drives the second overturning beam to rotate towards the direction of the second auxiliary beam 8, and the end face of the second overturning beam in the length direction abuts against the second supporting beam.

In this embodiment, the structure of the first lift rail assembly 10 and the second lift rail assembly 12 is further provided.

In this embodiment, the first rail lifting assembly 10 includes a first overturning beam 102, a first movable assembly 104, a first push rod 106 and a first supporting beam 108, in the working process, under the condition that the driving assembly drives the first beam 2 to rotate, the first movable assembly 104 can move in the length direction of the first auxiliary beam 4, and then the first overturning beam 102 is driven to rotate by the first push rod 106, and under the condition that the first movable assembly 104 moves in the direction away from the first beam 2, the first push rod 106 drives the first overturning beam 102 to rotate in the direction away from the first beam 2, so as to realize avoidance when the first beam 2 rotates; when the first beam 2 is butted with the first auxiliary beam 4, the first movable member moves towards the first beam 2, the first push rod 106 drives the first turnover beam 102 to rotate towards the first beam 2, and the end surface of the first turnover beam 102 in the length direction abuts against the first support beam 108, so as to shorten the track gap between the first beam 2 and the first auxiliary beam 4. Through the setting of first supporting beam 108, first supporting beam 108 can play the fixed effect of support to first upset roof beam 102 on the one hand, has improved first upset roof beam 102's mechanical strength, has ensured rail vehicle's safe operation, and on the other hand has played spacing effect to first upset roof beam 102, can be so that the up end of first upset roof beam 102 and the up end of first auxiliary beam 4 are in same straight line, has ensured rail vehicle's even running.

In this embodiment, the second rail lifting assembly 12 includes a second overturning beam, a second movable assembly, a second push rod and a second supporting beam, in the working process, under the condition that the driving assembly drives the second beam 6 to rotate, the second movable assembly moves towards the direction departing from the second auxiliary beam 8, and the second push rod drives the second overturning beam to rotate towards the direction far away from the second auxiliary beam 8, so that the avoidance when the second beam 6 rotates is realized; when the second beam 6 is butted with the second auxiliary beam 8 or the first beam 2, the second movable part moves towards the direction of the second auxiliary beam 8, the second push rod drives the second overturning beam to rotate towards the direction of the second auxiliary beam 8, and the end surface of the second overturning beam in the length direction abuts against the second supporting beam so as to shorten the track gap between the second beam 6 and the second auxiliary beam 8 or the first beam 2. Through the setting of first supporting beam 108, first supporting beam 108 can play the fixed effect of support to first upset roof beam 102 on the one hand, has improved first upset roof beam 102's mechanical strength, has ensured rail vehicle's safe operation, and on the other hand has played spacing effect to first upset roof beam 102, can be so that the up end of first upset roof beam 102 and the up end of first auxiliary beam 4 are in same straight line, has ensured rail vehicle's even running.

EXAMPLE III

As shown in fig. 2, 4 and 5, further, the single-crossover switch further includes: a locking member 16 provided on the first beam 2 and the second auxiliary beam 8, the first movable assembly 104 and the second movable assembly being adapted to be connected to the locking member 16.

In this embodiment, a locking member 16 is further included, which is disposed on the first beam 2 and the second auxiliary beam 8, and through the arrangement of the locking member 16, in combination with the first rail lifting assembly 10 or the second rail lifting assembly 12, the first movable assembly 104 and the second movable assembly are adapted to be connected to the locking member 16, so that when the single-crossover turnout is in a straight line position, the first movable assembly 104 is connected to the locking member 16 on the first beam 2, and the second movable assembly is connected to the locking member 16 on the second auxiliary beam 8, so as to realize self-locking of the first beam 2 and the first auxiliary beam 4 and self-locking of the second beam 6 and the second auxiliary beam 8; when the single-crossover turnout is in a lateral line position, the second movable assembly is connected with the locking piece 16 on the first beam 2, so that the self-locking of the first beam 2 and the second beam 6 can be realized, on one hand, the rail vehicle is safer through the single-crossover turnout, on the other hand, a part for locking the rail beam can be arranged in the rail beam, the locking piece 16 does not occupy extra space, the cost of engineering cost is reduced, on the other hand, the first movable assembly 104 and the second movable assembly are adapted to be connected with the locking piece 16, the locking of the rail beam can be realized when the first movable assembly 104 or the second movable assembly is close to the locking piece 16, the unlocking of the rail beam can be realized when the first movable assembly 104 or the second movable assembly is close to the locking piece 16, meanwhile, the first overturning beam 102 or the second overturning beam can be overturned under the driving of the first movable assembly 104 or the second movable assembly, so that the overturning of the first overturning beam 102 and the second overturning beam can be synchronously carried out with the unlocking of the rail beam, the switching speed of the straight line position and the side line position of the single-crossover turnout is greatly improved.

Example four

As shown in fig. 1, 4 and 5, further, the single-crossover switch further includes: a locking member 16 provided on the first beam 2 and the second auxiliary beam 8, the first movable assembly 104 and the second movable assembly being adapted to be connected to the locking member 16.

As shown in fig. 6 and 7, further, the first movable assembly 104 includes: a first electric push rod 1042 arranged on the first auxiliary beam 4; a first link 1044, one end of the first link 1044 is connected to the first electric push rod 1042, and the other end is adapted to be connected to the locking member 16; the second movable assembly includes: a second electric push rod arranged on the second beam 6; a second link having one end connected to the second electric putter and the other end adapted to be connected to the locking member 16.

In this embodiment, there are further provided an arrangement of a first movable assembly 104 and a second movable assembly, where the first movable assembly 104 includes a first electric push rod 1042 and a first link 1044, and the arrangement of the first electric push rod 1042 can drive the first link 1044 to move in the length direction of the first auxiliary beam 4, so that the first link 1044 is conveniently connected to the locking member 16; the second movable assembly comprises a second electric push rod and a second connecting rod, and the second connecting rod can be driven to move in the length direction of the second beam 6 through the arrangement of the second electric push rod, so that the second connecting rod is connected to the locking piece 16 conveniently.

Specifically, the first lifting rail assembly 10 further includes: first coupling assembling, first coupling assembling sets up on first connecting rod 1044, and the one end of first push rod 106 articulates in coupling assembling, and the installation and the dismantlement of the push rod of being convenient for through the setting of first coupling assembling. Further, the first connection assembly includes: a first screw 110; a first connector arranged at one end of the first screw 110, one end of the first push rod 106 being connected to the connector; the first link 1044 is provided with a first adjusting hole, and the first screw 110 is screwed in the first adjusting hole. Still further, still include: and a first locking nut provided on the first screw 110, the first locking nut being adapted to lock the first screw 110 to prevent the first screw 110 from rotating with respect to the first adjusting hole.

In the embodiment, the first connecting component and the structure thereof are provided, the first connecting rod is convenient to be hinged and installed through the arrangement of the first adapter, the first connecting screw rod is screwed in the first connecting adjusting hole, so that the first connecting and connecting assembly is installed and fixed, the effective height of the first connecting and connecting assembly can be adjusted by adjusting different screwing depths of the first connecting screw rod, and the position of the first connecting and connecting rod can be adjusted, during the displacement of the first connecting rod, the rotation angle of the first connecting turnover beam is convenient to control, after the first connecting screw rod is screwed to enable the first connecting rod to be in a proper installation position, the first connecting screw rod can be locked by the first connecting and locking nut, and then the first connecting screw rod is fixed, the position of the first connecting rod is fixed, and the precision that the first connecting rod drives the first connecting turnover beam to rotate through the first connecting rod is guaranteed.

Specifically, the second lifting rail assembly 12 further includes: the second connecting assembly is arranged on the second connecting rod, one end of the second push rod is hinged to the connecting assembly, and the push rod is convenient to mount and dismount through the second connecting assembly. Further, the second connection assembly includes: a second screw; the second connector is arranged at one end of the second screw rod, and one end of the second push rod is connected to the connector; wherein, a second adjusting hole is arranged on the second connecting rod, and a second screw rod is screwed in the second adjusting hole. Still further, still include: a second locking nut disposed on the second screw, the second locking nut adapted to lock the second screw to prevent rotation of the second screw relative to the second adjustment aperture.

In the embodiment, the second connecting component and the structure thereof are provided, the hinged installation of the second connecting rod is facilitated through the arrangement of the second adapter, the second connecting screw rod is screwed in the second connecting adjusting hole, so that the second connecting component is installed and fixed, the effective height of the second connecting component can be adjusted by adjusting different screwing depths of the second connecting screw rod, and the position of the second connecting push rod can be adjusted, in the displacement process of the second connecting rod, the rotation angle of the second connecting turnover beam is convenient to control, after the second connecting screw rod is screwed to enable the second connecting push rod to be in a proper installation position, the second connecting screw rod can be locked by the second interlocking stop nut and then fixed, the position of the second connecting and pushing rod is fixed, and the precision that the second connecting and pushing rod drives the second connecting and overturning beam to rotate through the second connecting and pushing rod is guaranteed.

Specifically, the first lifting rail assembly 10 and the second lifting rail assembly 12 may be identical in structure.

EXAMPLE five

As shown in fig. 2 to 9, on the basis of any one of the first to fourth embodiments, the driving assembly further includes: a first drive connected to the first beam 2 adapted to drive the first beam 2 in rotation; a second drive member 144, the second drive member 144 being connected to the second beam 6 and adapted to drive the second beam 6 in rotation.

In this embodiment, as shown in fig. 3, there is further provided a driving assembly, which includes a first driving member for driving the first beam 2 to rotate and a second driving member 144 for driving the second beam 6 to rotate, and which can provide power for the first beam 2 and the second beam 6, respectively, and can control the rotation of the first beam 2 and the second beam 6, respectively, so that the conversion between the single cross-over switch straight line position and the single cross-over switch straight line position is facilitated.

EXAMPLE six

As shown in fig. 2 to 9, on the basis of any one of the first to fourth embodiments, the driving assembly further includes: a first drive connected to the first beam 2 adapted to drive the first beam 2 in rotation; the second drive member 144 a second drive member 144, the second drive member 144 a second drive member 144 connected to the second beam 6, adapted to drive the second beam 6 in rotation.

As shown in fig. 2 to 9, the single-crossover switch further includes: a first follower assembly 20 disposed between the first auxiliary beam 4 and the second beam 6; and a second follower assembly 22 disposed between the first beam 2 and the second auxiliary beam 8.

In this embodiment, a first follower assembly 20 disposed between the first auxiliary beam 4 and the second beam 6 and a second follower assembly 22 disposed between the first beam 2 and the second auxiliary beam 8 are further included. Through the setting of first follow-up subassembly 20, at second driving piece 144 drive second roof beam 6 rotation in-process, first follow-up subassembly 20 can drive first auxiliary beam 4 and rotate in step, has realized dodging of first auxiliary beam 4 and second roof beam 6, need not additionally to set up drive arrangement simultaneously and drives first auxiliary beam 4 and rotate, the cost is reduced. Through the setting of second follow-up subassembly 22, at the first roof beam 2 pivoted in-process of first driving piece drive, second follow-up subassembly 22 can drive the synchronous rotation of second auxiliary beam 8, has realized dodging of second auxiliary beam 8, need not to set up extra drive arrangement simultaneously and drives the rotation of second auxiliary beam 8, the cost is reduced.

EXAMPLE seven

As shown in fig. 8 and 9, wherein F in fig. 9 denotes the driving force applied by the driving assembly, the straight line arrow indicates the applying direction of the driving force, and the curved line arrow indicates the thrust transmitting direction, further, the first follower assembly 20 includes: a first guide groove 202 connected to one side of the first auxiliary beam 4; one end of the first connecting piece 204 is hinged to the second beam 6, and the other end of the first connecting piece 204 is connected to the first guide groove 202 in a sliding manner; the second follower assembly 22 includes: the second guide groove is connected to one side of the second auxiliary beam 8; and one end of the second connecting piece is hinged to the first beam 2, and the other end of the second connecting piece is connected to the second guide groove in a sliding manner.

In this embodiment, the structure of the first follower assembly 20 and the second follower assembly 22 is further provided.

In this embodiment, the first follower assembly 20 includes a first guide groove 202 and a first connecting member 204, the first connecting member is capable of transmitting the pushing force or the pulling force of the second beam 6 during the process of the second driving member 144 driving the second beam 6 to rotate, and the other end of the first connecting member is slidably connected in the first guide groove 202, so as to drive the first auxiliary beam 4 to rotate synchronously.

In this embodiment, the second follower assembly 22 includes a second guide slot and a second connecting member, and when the first driving member drives the first beam 2 to rotate, the second connecting member transmits the pushing force or pulling force of the first beam 2, and the other end of the second connecting member is slidably connected in the second guide slot, so as to drive the second auxiliary beam 8 to rotate synchronously.

Specifically, the first follower assembly 20 and the second follower assembly 22 may be identical in structure.

Example eight

As shown in fig. 2 to 9, further, the single cross-over switch further includes: a first follower assembly 20 disposed between the first auxiliary beam 4 and the second beam 6; and a second follower assembly 22 disposed between the first beam 2 and the second auxiliary beam 8.

As shown in fig. 8 and 9, further, the first follower assembly 20 includes: a first guide groove 202 connected to one side of the first auxiliary beam 4; one end of the first connecting piece 204 is hinged to the second beam 6, and the other end of the first connecting piece 204 is connected to the first guide groove 202 in a sliding manner; the second follower assembly 22 includes: the second guide groove is connected to one side of the second auxiliary beam 8; and one end of the second connecting piece is hinged to the first beam 2, and the other end of the second connecting piece is connected to the second guide groove in a sliding manner.

As shown in fig. 8 and 9, further, the first connector 204 includes: a first hinge seat 2042 provided at one side of the second beam 6; a first connecting rod 2044, one end of the first connecting rod 2044 is connected to the first hinge seat 2042; a first roller 2046 disposed at the other end of the first connecting rod 2044, the first roller 2046 being disposed in the first guide groove 202; the second connector includes: the second hinged seat is arranged on one side of the second beam 6; one end of the second connecting rod is connected to the second hinge seat; and the second roller is arranged at the other end of the second connecting rod and is arranged in the second guide groove.

In this embodiment, the structure of the first connector 204 and the second hinge base is further provided.

In this embodiment, the first connecting element 204 includes a first hinge seat 2042, a first connecting rod 2044 and a first roller 2046, and the first hinge seat 2042 facilitates the hinge installation of the first connecting rod 2044, and the first roller 2046 facilitates the sliding connection between the first connecting element 204 and the first guide groove 202, so that the first follower assembly 20 has a simple structure and is easy to install.

In this embodiment, the second connecting member includes a second hinge seat, a second connecting rod and a second roller, the second hinge seat is arranged to facilitate the hinge installation of the second connecting rod, and the second roller is arranged to facilitate the sliding connection between the second connecting member and the second guide slot, so that the second follow-up assembly 22 has a simple structure and is convenient to install.

Example nine

As shown in fig. 2 to 9, on the basis of any one of the first to fourth embodiments, further, as shown in fig. 2 to 5, the single cross-over switch further includes: a plurality of turn tables 24 on which the first beam 2, the first auxiliary beam 4, the second beam 6, and the second auxiliary beam 8 are respectively disposed, the first beam 2, the first auxiliary beam 4, the second beam 6, and the second auxiliary beam 8 being adapted to be rotatable centering on the turn table 24; a support table 26 on which the first beam 2, the first auxiliary beam 4, the second beam 6, and the second auxiliary beam 8 are respectively disposed on the turn table 24; locking means 28 provided between the support table 26 and the first beam 2 and between the support table 26 and the second beam 6.

In this embodiment, a plurality of turrets 24, support tables 26 and locking devices 28 are further included, the arrangement of the plurality of turrets 24 provides a center of rotation for the first beam 2, the first auxiliary beam 4, the second beam 6 and the second auxiliary beam 8, which facilitates the rotation of the first beam 2, the first auxiliary beam 4, the second beam 6 and the second auxiliary beam 8, the arrangement of the support tables 26 serves to support the lease of the first beam 2, the first auxiliary beam 4, the second beam 6 and the second auxiliary beam 8, and simultaneously reduces the rotation resistance of the first beam 2, the first auxiliary beam 4, the second beam 6 and the second auxiliary beam 8; through the setting of locking device 28, can play the effect of first roof beam 2 of acting and second roof beam 6, make the fixed of first roof beam 2 and second roof beam 6 more firm, ensured the stationarity that track vehicle passes through single cross over switch.

Example ten

As shown in fig. 2 to 9, on the basis of any one of the first to fourth embodiments, further, the single-crossover switch further includes: and the fixed beam 30 is arranged at one end of the first auxiliary beam 4, which is far away from the first beam 2, and at one end of the second auxiliary beam 8, which is far away from the second beam 6.

In this embodiment, a fixed beam 30 is further included, and the first auxiliary beam 4 and the second auxiliary beam 8 are conveniently butted with the positive line of the track system through the arrangement of the fixed beam 30.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

As shown in fig. 1, in the prior art, two single turnouts 32 are provided, and a buttress beam 34 is provided between the two single turnouts 32, so that in order to ensure safe passing of rail vehicles, the distance between the two single turnouts 32 is too wide, and switching time is shortened. In order to solve the technical problems of too wide line spacing, too long switching time, high driving cost increase and the like, as shown in fig. 2 to 9, the present embodiment provides a single crossover turnout comprising: the first auxiliary beam 4, the second auxiliary beam 8, the first lifting rail assembly 10, the second lifting rail assembly 12, the locking device 28, the locking member 16, the rotary table 24, the first follow-up assembly 20 and the second follow-up assembly 22.

Wherein, the movable end of the second beam 6 and the first auxiliary beam 4 is respectively provided with a first lifting rail assembly 10 and a second lifting rail assembly 12, the movable end of the second auxiliary beam 8 and the first beam 2 is provided with a locking piece 16, and the locking piece 16 can be a locking groove.

The movable ends of the second beam 6 and the first auxiliary beam 4 are respectively provided with a second movable assembly and a first movable assembly 104, the second movable assembly and the first movable assembly 104 are positioned in the beams, the first connecting rod 1044 and the second connecting rod of the second movable assembly and the first movable assembly 104 are provided with hinged supports, the first push rod 106 is linked with the hinged support arranged on the first connecting rod 1044, the other end of the first push rod is hinged with the first overturning beam 102 to provide power for the first overturning beam 102, the second push rod is linked with the hinged support arranged on the second connecting rod, and the other end of the second push rod is hinged with the second overturning beam to provide power for the second overturning beam. The first link 1044 and the second link may be straight pins that can secure the track beam when inserted into the locking slots.

Wherein, set up first follow-up subassembly 20 and second follow-up subassembly 22 respectively between second roof beam 6 and first auxiliary beam 4, first roof beam 2 and second auxiliary beam 8, be provided with first driving piece and second driving piece 144 respectively below second roof beam 6 and the first roof beam 2, like this second roof beam 6 switch drives first auxiliary beam 4 switch, and first roof beam 2 switch drives second auxiliary beam 8 switch.

The first follow-up assembly 20 and the second follow-up assembly 22 are identical in structure and composed of hinged seats, connecting rods, rollers, guide grooves and the like, the hinged seats are fixed on the second beam 6 and the first beam 2 respectively, and the guide grooves are fixed on the first auxiliary beam 4 and the second auxiliary beam 8 respectively.

The first auxiliary beam 4, the second beam 6, the second auxiliary beam 8 and the first beam 2 respectively have determined rotation centers, the rotation centers of the first auxiliary beam 4 and the first beam 2 are positioned on the same straight line, and the rotation centers of the second auxiliary beam 8 and the second beam 6 are positioned on the same straight line.

Wherein, the second roof beam 6 is close to the stiff end and is provided with locking device 28, is close to the expansion end and is provided with the second movable assembly, and first auxiliary beam 4 is close to the expansion end and is provided with first movable assembly 104, and first roof beam 2 front and back end all is provided with locking device 28, ensures that whole switch is firmly locked.

The single crossover turnout of the embodiment has the following specific action process: when the switch receives a switch signal, all the locking devices 28 start unlocking action, the first movable assembly 104 and the second movable assembly positioned on the second beam 6 and the first auxiliary beam 4 are pulled out of the lock grooves, meanwhile, the first overturning beam 102 and the second overturning beam are pushed to overturn upwards for a certain angle, after the unlocking is in place, the driving assembly motor rotates to drive the second beam 6 and the first beam 2 to rotate, force is transmitted to the first auxiliary beam 4 and the second auxiliary beam 8 through the first follow-up device and the second follow-up device to drive the first auxiliary beam 4 and the second auxiliary beam 8 to rotate, after the switch is in place, the first movable assembly 104 and the second movable assembly are connected to the locking piece 16, the first overturning beam 102 and the second overturning beam fall back to the initial positions downwards, and a locking signal is fed back to a signal center, so that the whole switch is completed.

The single crossover turnout of the embodiment has the characteristics of small line spacing, short turnout switching time, low cost, simple structure and the like. The line spacing of the single-crossover turnout is effectively reduced and is matched with the line spacing of the main line, the occupied area is reduced, and the construction cost is reduced.

The single-crossover turnout of the embodiment solves the problem of interference at the joint due to the rotation of the adjacent beams around respective rotation centers by arranging the first lifting rail assembly 10 and the second lifting rail assembly 12, and controls the switching time of the whole turnout within 15 s.

In the single-crossover turnout of the embodiment, the first follow-up component 20 and the second follow-up component 22 are arranged, so that the additional increase of a driving device is avoided, and the cost of the turnout is reduced; the first follow-up assembly 20 and the second follow-up assembly 22 are simple in structure and convenient to install and maintain.

The single-crossover turnout of the embodiment moves part of the locking devices 28 into the beam through the arrangement of the first movable assembly 104, the second movable assembly and the locking piece 16, and besides the locking function, the single-crossover turnout also provides power for the first overturning beam 102 and the second overturning beam, and power does not need to be arranged independently, so that the cost of the turnout is reduced.

In the present invention, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A single cross-over switch, comprising:

a first beam;

a first auxiliary beam positioned at one end of the first beam;

a second beam positioned at one side of the first auxiliary beam;

the second auxiliary beam is positioned at one end of the second beam, and the first beam is positioned on one side of the second auxiliary beam;

the first lifting rail assembly is arranged at one end of the first auxiliary beam close to the first beam;

the second lifting rail assembly is arranged at one end of the second beam close to the second auxiliary beam;

a drive assembly coupled to the first and second beams, the drive assembly configured to drive the first and second beams to rotate, respectively;

the first lifting rail assembly rotates in a direction away from the first beam under the condition that the driving assembly drives the first beam to rotate; under the condition that the driving assembly drives the second beam to rotate, the second lifting rail assembly rotates in the direction far away from the second auxiliary beam.

2. The single cross-over switch of claim 1,

the first rail assembly includes:

one end of the first overturning beam is hinged to the first auxiliary beam;

a first movable assembly adapted to slide in a length direction of the first auxiliary beam;

one end of the first push rod is hinged to the first movable assembly, and the other end of the first push rod is hinged to the first turnover beam;

a first support beam connected to the first auxiliary beam;

wherein, under the condition that the first movable assembly moves towards the direction departing from the first beam, the first push rod drives the first overturning beam to rotate towards the direction far away from the first beam, and under the condition that the first movable assembly moves towards the direction of the first beam, the first movable assembly moves towards the first beam

The first push rod drives the first overturning beam to rotate towards the direction of the first beam, and the end surface of the first overturning beam in the length direction abuts against the first supporting beam; the second lift rail assembly comprises:

one end of the second overturning beam is hinged to the second beam;

a second movable assembly adapted to slide in a length direction of the second beam;

one end of the second push rod is hinged to the second movable assembly, and the other end of the second push rod is hinged to the second turnover beam;

a second support beam connected to the second beam;

under the condition that the second movable assembly moves towards the direction deviating from the second auxiliary beam, the second push rod drives the second overturning beam to rotate towards the direction far away from the second auxiliary beam, under the condition that the second movable element moves towards the direction of the second auxiliary beam, the second push rod drives the second overturning beam to rotate towards the direction of the second auxiliary beam, and the end face of the second overturning beam in the length direction abuts against the second supporting beam.

3. The single cross-over switch of claim 2, further comprising:

a lock disposed on the first and second auxiliary beams, the first and second movable assemblies adapted to be connected to the lock.

4. The single cross-over switch of claim 3,

the first movable assembly includes:

the first electric push rod is arranged on the first auxiliary beam;

a first link having one end connected to the first electric push rod and another end adapted to be connected to the locking member; the second movable assembly includes:

a second electric push rod arranged on the second beam;

a second link having one end connected to the second electric push rod and the other end adapted to be connected to the locking member.

5. The single cross-over switch as claimed in any one of claims 1 to 4, wherein said drive assembly comprises:

a first drive connected to the first beam adapted to drive the first beam in rotation;

a second drive connected to the second beam adapted to drive the second beam in rotation.

6. The single cross-over switch of claim 5, further comprising:

a first follower assembly disposed between the first auxiliary beam and the second beam;

a second follower assembly disposed between the first beam and the second auxiliary beam.

7. The single cross-over switch of claim 6,

the first follower assembly includes:

the first guide groove is connected to one side of the first auxiliary beam;

one end of the first connecting piece is hinged to the second beam, and the other end of the first connecting piece is connected to the first guide groove in a sliding mode;

the second follower assembly includes:

the second guide groove is connected to one side of the second auxiliary beam;

and one end of the second connecting piece is hinged to the first beam, and the other end of the second connecting piece is connected to the second guide groove in a sliding manner.

8. The single cross-over switch of claim 7,

the first connecting member includes:

the first hinge seat is arranged on one side of the second beam;

one end of the first connecting rod is connected to the first hinge seat;

the first roller is arranged at the other end of the first connecting rod and is arranged in the first guide groove;

the second connector includes:

the second hinge seat is arranged on one side of the second beam;

one end of the second connecting rod is connected to the second hinge seat;

and the second roller is arranged at the other end of the second connecting rod and is arranged in the second guide groove.

9. The single cross-over switch as claimed in any one of claims 1 to 4, further comprising:

a plurality of turrets on which the first beam, the first auxiliary beam, the second beam, and the second auxiliary beam are respectively disposed, the first beam, the first auxiliary beam, the second beam, and the second auxiliary beam being adapted to be rotatable about the turrets in which they are located;

the first beam, the first auxiliary beam, the second beam and the second auxiliary beam are respectively arranged on the rotary table;

and a locking device disposed between the support table and the first beam and between the support table and the second beam.

10. The single cross-over switch as claimed in any one of claims 1 to 4, further comprising:

and the fixed beam is arranged at one end of the first auxiliary beam departing from the first beam and one end of the second auxiliary beam departing from the second beam.