CN209553205U - Double rail device - Google Patents

Abstract

This application involves railroad maintenance equipment technical fields, and more particularly, to a kind of double rail device, double rail device includes: pedestal, support base and multiple power cylinders；Wherein, multiple power cylinders are arranged between pedestal and support base；The cylinder body of power cylinder and a rotation connection in pedestal and support base, the pars contractilis of power cylinder and another rotation connection in pedestal and support base.As it can be seen that the double rail device structure of the application is simple, it is small, it is readily transported, carries, if derailment accident is great, staff can directly take equipment and reach scene, many times can be saved, making the people, safety is guaranteed, furthermore, the present apparatus is simple, convenient, easy to repair and replacement, it is small since this double rail device structure is simple, it is especially applicable in narrow space, such as the reset of subway is operated.

Description

Double rail device

Technical field

This application involves railroad maintenance equipment technical fields, more particularly, to a kind of double rail device.

Background technique

Currently, derailing is that a kind of railway transportation is unexpected, refer to train advance in when de-orbit, cause railway damage or Casualties.The main reason for derailing, has very much, comprising: the rail of damage or skew, train hypervelocity, train or the different shape of steel wheel or It is the obstruction on track, derailing may also occur in more than two or most train collidings.The train of derailing is difficult to restore, It is generally necessary to be swung back it to track using large-scale rerail equipment such as locomotive crane, rerail device structure is complicated, and volume is huge Greatly, inconvenient operation, when there is derailing problem particularly with subway, since subway is located underground, narrow space is more not easy to adopt Compartment reset is carried out with large-scale rerail equipment.

Utility model content

The application's is designed to provide a kind of double rail device, huge to solve rerail equipment volume existing in the prior art Greatly, the technical issues of inconvenience is in narrow space operation, and structure is complicated, is not easy to operation.

This application provides kind of a double rail devices, comprising: pedestal, support base and multiple power cylinders；Wherein, multiple described dynamic Power cylinder is arranged between the pedestal and the support base；In the cylinder body of the power cylinder and the pedestal and the support base A rotation connection, another rotation connection in the pars contractilis of the power cylinder and the pedestal and the support base.

In the above-mentioned technical solutions, further, along the length direction of the pedestal, the first power cylinder and end Spacing between the power cylinder and the link position of the pedestal be greater than the first power cylinder and the end power cylinder with Spacing between the link position of the support base.

In the above-mentioned technical solutions, further, the quantity of the power cylinder be three, and three power cylinders along The length direction of the pedestal is sequentially arranged；Along the length direction of the pedestal, second power cylinder and third institute State the parallel setting of power cylinder；First power cylinder is connected with second power cylinder with the same place of the support base It connects, and first power cylinder, second power cylinder and the pedestal enclose and be set as triangular structure.

In any of the above-described technical solution, further, the double rail device includes the first mounting base and two second Mounting base；Wherein, first mounting base is arranged on the support base；One of them described second mounting base and described first One end of mounting base is connected, and the second mounting base described in another one is connected with the opposite other end of first mounting base It connects；First power cylinder and second power cylinder pass through connector and one of them described second mounting base respectively It is connected, the third power cylinder is connected with the second mounting base described in another one also by connector described in another It connects.

In any of the above-described technical solution, further, first mounting base includes ontology and two connecting screws； Wherein, two connecting screws are symmetrically disposed in the two sides of the ontology；Second mounting base includes matrix and two A clamping ear；Wherein, two clamping ears are symmetrically disposed in the two sides of described matrix, and two clamping ears with it is described Accommodation space is formed between matrix, the connector is plugged in the corresponding accommodation space；Peace is offered in described matrix Hole is filled, the connecting screw is plugged in the corresponding mounting hole.

In any of the above-described technical solution, further, the connector includes cylinder and engaging lug；Wherein, described Engaging lug is connected with the bottom end of the cylinder, and the engaging lug is directed away from the direction extension of the cylinder；The connection Through-hole is offered on ear；The pars contractilis of the power cylinder is plugged in the corresponding cylinder.

In any of the above-described technical solution, further, the cylinder body of the power cylinder and the pedestal or the support base It is hinged.

In any of the above-described technical solution, further, the pedestal and the support base are slab construction.

In any of the above-described technical solution, further, the pedestal is slab construction；The U-shaped structure of support base, And the bottom face of the U-shaped structure is planar structure.

In any of the above-described technical solution, further, the power cylinder is hydraulic cylinder or cylinder.

Present invention also provides a kind of rerail system, including double rail device described in any of the above-described technical solution, thus, tool There are whole advantageous effects of the device, here, repeating no more.

Compared with prior art, the application has the beneficial effect that

Double rail device provided by the present application has pedestal, support base and power cylinder, the cylinder body and pedestal and branch of power cylinder A rotation connection in seat, the pars contractilis of power cylinder and another rotation connection in pedestal and support base are supportted, is realized dynamic The rotation of power cylinder entirety, when the cylinder body of power cylinder is connected with pedestal, when the cylinder body of power cylinder is connected with pedestal, power cylinder When pars contractilis is connected with support base, by the elongation or shortening of pars contractilis, changes the height of support base, utilize power cylinder phase Rotation and the elongation of itself or contraction to pedestal and support base, and then realize support base and be placed on support base The raising of object declines and moves horizontally, certainly, the pars contractilis of power cylinder with pedestal is also connectable connects, still using branch It supports seat and carries compartment, by the elongation or shortening of pars contractilis, remain to the height for changing support base.

When compartment is departing from track, wheel is correspondingly located at the side of track, the state in a kind of derailing, multiple using this When rail device carries out rerail to wheel, the present apparatus is placed on to the lower section in the compartment of derailing, multiple power cylinders are by having sequentially Opposite pedestal extends, and subway carriage is lifted, so that wheel is higher than track, this is in the process since multiple power cylinders are also opposite respectively The wheel of derailing can be both moved to the other side of opposite track by base rotation from the side of track；Then, then will wherein certain Some power cylinders rotate and shorten, and wheel is translated and is dropped at position compatible with track, complete to wheel And the reset in compartment.

As it can be seen that the structure of the double rail device of the application is simple, and it is small, it is readily transported, carries, staff can be direct It takes the present apparatus and reaches scene, many times can be saved, making the people, safety is guaranteed, in addition, the present apparatus is easy to operate, side Just, easy to repair and replacement.It is small since the structure of this double rail device is simple, it is especially applicable in narrow space, Such as the reset of subway is operated.

Rerail system provided by the present application, thus can be real by this double rail device including double rail device described above The now reset in derailing compartment, it is simple, convenient.

Detailed description of the invention

It, below will be to specific in order to illustrate more clearly of the application specific embodiment or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below Attached drawing is some embodiments of the application, for those of ordinary skill in the art, before not making the creative labor It puts, is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of double rail device provided by the embodiments of the present application；

Fig. 2 is the structural schematic diagram of the first mounting base provided by the embodiments of the present application；

Fig. 3 is the structural schematic diagram of the second mounting base provided by the embodiments of the present application；

Fig. 4 is the structural schematic diagram of connector provided by the embodiments of the present application；

Fig. 5 is the another structural schematic diagram of connector provided by the embodiments of the present application；

Fig. 6 is the another structural schematic diagram of connector provided by the embodiments of the present application；

Fig. 7 is that double rail device provided by the embodiments of the present application applies the structural schematic diagram in compartment reset；

Fig. 8 is that double rail device provided by the embodiments of the present application applies the another structural schematic diagram in compartment reset；

Fig. 9 is that double rail device provided by the embodiments of the present application applies the another structural schematic diagram in compartment reset；

Figure 10 is that double rail device provided by the embodiments of the present application applies the another structural schematic diagram in compartment reset.

Appended drawing reference:

10- double rail device, 1- pedestal, 2- support base, 3- power cylinder, 31- cylinder body, 32- pars contractilis, first power of 301- Cylinder, second power cylinder of 302-, 303- third power cylinder, the first mounting base of 4-, 41- ontology, 42- connecting screw, 5- second Mounting base, 51- matrix, 52- clamp ear, 6- connector, 61- cylinder, 62- engaging lug, the compartment 20-, 30- wheel, 40- track.

Specific embodiment

It is clearly and completely described below in conjunction with technical solution of the attached drawing to the application, it is clear that described implementation Example is some embodiments of the present application, instead of all the embodiments.

The component of the embodiment of the present application for usually describing and showing in attached drawing here can be with a variety of different configurations To arrange and design.Therefore, the detailed description of the embodiments herein provided in the accompanying drawings is not intended to limit below and is wanted The scope of the present application of protection is sought, but is merely representative of the selected embodiment of the application.

Based on the embodiment in the application, those of ordinary skill in the art are obtained without making creative work The every other embodiment obtained, shall fall in the protection scope of this application.

In the description of the present application, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to Convenient for describe the application and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, It is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present application, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in application.

The double rail device 10 according to the application some embodiments is described referring to Fig. 1 to Figure 10.

Referring to shown in Fig. 1, Fig. 7 to Figure 10, embodiments herein provides a kind of double rail device 10, comprising: pedestal 1, Support base 2 and multiple power cylinders 3；Wherein, multiple power cylinders 3 are arranged between pedestal 1 and support base 2；The cylinder of power cylinder 3 A rotation connection in body 31 and pedestal 1 and support base 2, the pars contractilis 32 of power cylinder 3 with it is another in pedestal 1 and support base 2 One rotation connection.

Double rail device 10 provided by the present application, have pedestal 1, support base 2 and power cylinder 3, the cylinder body 31 of power cylinder 3 with A rotation connection in pedestal 1 and support base 2, the pars contractilis 32 and another turn in pedestal 1 and support base 2 of power cylinder 3 Dynamic connection realizes the whole rotation of power cylinder 3, when the cylinder body 31 of power cylinder 3 is connected with pedestal 1, the pars contractilis of power cylinder 3 32 with support base 2 when being connected, and by the elongation or shortening of pars contractilis 32, changes the height of support base 2, utilizes power cylinder 3 Rotation and the elongation of itself or contraction relative to pedestal 1 and support base 2, and then realize support base 2 and be placed in support The raising of object on seat 2 declines and moves horizontally, certainly, the pars contractilis 32 of power cylinder 3 with pedestal 1 is also connectable connects, still Compartment 20 is carried using support base 2, by the elongation or shortening of pars contractilis 32, remains to the height for changing support base 2.

If compartment 20 is departing from track 40, wheel 30 is correspondingly located at the side of track 40, the state in a kind of derailing, When carrying out rerail to wheel 30 using this double rail device 10, the present apparatus is placed on to the lower section in the compartment 20 of derailing, multiple power Cylinder 3 lifts subway carriage 20 by there is sequentially opposite pedestal 1 to extend so that wheel 30 is higher than track 40, this in the process by It also rotates, the wheel 30 of derailing can be both moved to from the side of track 40 opposite relative to pedestal 1 respectively in multiple power cylinders 3 The other side of track 40；Then, then some of them power cylinder 3 is rotated and shortens, wheel 30 is translated and declines At to position compatible with track 40, the reset to wheel 30 and compartment 20 is completed.

As it can be seen that the structure of the double rail device 10 of the application is simple, and it is small, it is readily transported, carries, staff can be straight It connects and takes present apparatus arrival scene, many times can be saved, making the people, safety is guaranteed, in addition, the present apparatus is easy to operate, side Just, easy to repair and replacement.It is small since the structure of this double rail device 10 is simple, it is especially applicable in narrow space It is interior, such as the reset of subway is operated.

In one embodiment of the application, it is preferable that as shown in Figure 1, along the length direction of pedestal 1, first power Spacing between cylinder 3 and end power cylinder 3 and the link position of pedestal 1 is greater than first power cylinder 3 and end power cylinder 3 and support Spacing between the link position of seat 2.

In this embodiment, the spacing between first power cylinder 3 and end power cylinder 3 and the link position of pedestal 1 is greater than Spacing between first power cylinder 3 and end power cylinder 3 and the link position of support base 2, avoids to form parallel four side Shape structure does not have the effect in support compartment 20, can integrally topple over.

In one embodiment of the application, it is preferable that as shown in Figure 1, the quantity of power cylinder 3 is three, and three dynamic Power cylinder 3 is sequentially arranged along the length direction of pedestal 1；

Along the length direction of pedestal 1, the setting parallel with third power cylinder 303 of second power cylinder 302；First Power cylinder 301 is connected with second power cylinder 302 with the same place of support base 2, and first power cylinder 301, second dynamic Power cylinder 302 and pedestal 1 enclose and are set as triangular structure.

In this embodiment, 10 main body of this double rail device is by two power cylinders 3 i.e. second power cylinder 302 and third The parallelogram sturcutre that a power cylinder 303 forms, is mainly used for undertaking most of load of raising wheel 30 and compartment 20； In addition, being first power cylinder 301 in one power cylinder 3 of auxiliary, the effect in translation compartment 20 is primarily served, there are also assist load-bearing With the effect for preventing tilt.

Such as compartment 20, departing from track 40, wheel 30 is correspondingly located at the side of track 40, in use, the present apparatus is put The lower section in the compartment of derailing 20 is set, three power cylinders 3 are first power cylinder, 301, second power cylinders 302 and third Power cylinder 303, which has, sequentially to be extended with respect to pedestal 1, and subway carriage 20 is lifted, highest point is then reached, this is in the process due to three A power cylinder 3 is also rotated relative to pedestal 1 respectively, the wheel 30 of derailing can be moved to opposite track 40 from the side of track 40 The other side；Then, 301, second power cylinders 302 of auxiliary cylinders i.e. first power cylinder and third power cylinder 303 are opposite Pedestal 1 rotates and shortens, wheel 30 is translated and drop at position compatible with track 40.

As it can be seen that the reset to derailing compartment 20 is realized using least power cylinder 3, it is simple, convenient, and the present apparatus is more Add it is portable, be especially applicable in subway derailing reset during.

Wherein, first power cylinder 3 is first power cylinder 301 and end power cylinder 3 is third power cylinder 303 and pedestal Spacing between 1 link position is greater than first power cylinder 3 i.e. first power cylinder 301 and end power cylinder 3 is that third is a dynamic Spacing between power cylinder 303 and the link position of support base 2 avoids to form a parallelogram sturcutre, does not have support The effect in compartment 20 can integrally be toppled over.

Wherein, optionally, first power cylinder 301 can also with second power cylinder 302 not with the same place phase of support base 2 Connection, first power cylinder 301, support base 2, second trapezium structure is formed between power cylinder 302 and pedestal 1, not only limit In above-mentioned triangular structure.

Wherein, optionally, the cylinder body of first power cylinder, 301, second power cylinders 302 and third power cylinder 303 31 are connected with pedestal 1, the pars contractilis of first power cylinder, 301, second power cylinders 302 and third power cylinder 303 32 are connected with support base 2, certainly, are not limited only to this, can also be arranged according to actual needs.

In one embodiment of the application, it is preferable that as shown in Figure 1, double rail device 10 include the first mounting base 4 and Two the second mounting bases 5；

Wherein, the first mounting base 4 is arranged on support base 2；The one of one of them second mounting base 5 and the first mounting base 4 End is connected, and the second mounting base of another one 5 is connected with the opposite other end of the first mounting base 4；

First power cylinder 301 and second power cylinder 302 pass through connector 6 and one of them second mounting base respectively 5 are connected, and third power cylinder 303 is connected with the second mounting base of another one 5 also by another connector 6.

In this embodiment, when three power cylinders 3 are assembled in corresponding second mounting base 5 by connector 6 respectively, In first power cylinder 301 be connected first with one of connector 6, second power cylinder 302 and another 6 phase of connector Connection, third power cylinder 303 are connected with third connector 6, finally, by the first two connector 6 and being located at the same side again The second mounting base 5 be linked and packed together, and two connectors 6 are connected with the second mounting base 5, then again by third In the installation to another second mounting base 5 of connector 6, and since two the second mounting bases 5 are connected with the first mounting base 4 respectively It connects, the first mounting base 4 is connected with support base 2 again, to realize the assembly of three power cylinders 3 and support base 2.

In one embodiment of the application, it is preferable that as shown in Figures 2 and 3, the first mounting base 4 include ontology 41 with And two connecting screws 42；Wherein, two connecting screws 42 are symmetrically disposed in the two sides of ontology 41；

Second mounting base 5 includes matrix 51 and two clamping ears 52；Wherein, two clamping ears 52 are symmetrically disposed in base The two sides of body 51, and accommodation space is formed between two clampings ear 52 and matrixes 51, connector 6 is plugged in corresponding accommodation space It is interior；Mounting hole is offered on matrix 51, connecting screw 42 is plugged in corresponding mounting hole.

In this embodiment, one of them second mounting base 5 is worn by mounting hole thereon and is fastened in it one On connecting screw 42, the second mounting base of another one 5 is worn by mounting hole thereon and another connection that be fastened in it On screw rod 42, to realize the two sides that two the second mounting bases 5 are accordingly mounted on to the first mounting base 4.The one of connector 6 End can plug and be mounted in the accommodation space of corresponding second mounting base 5, to realize power cylinder 3 and the second mounting base 5 Connection.

Wherein, when three power cylinders 3 are assembled in corresponding second mounting base 5 by different connectors 6 respectively, wherein First power cylinder 301 is connected with one of connector 6 (as shown in Figure 4) first, second power cylinder 302 and another Connector 6 (as shown in Figure 5) is connected, and third power cylinder 303 is connected with third connector 6 (as shown in Figure 6), most Afterwards, then by one end of the first two connector 6 it is plugged in the accommodation space of second mounting base 5 of corresponding side simultaneously, and Two connectors 6 are connected with the second mounting base 5, then again install third connector 6 to another the second installation In seat 5, to realize the assembly of three power cylinders 3 and support base 2.

In one embodiment of the application, it is preferable that as shown in Figures 4 to 6, connector 6 includes cylinder 61 and connects Lug 62；

Wherein, engaging lug 62 is connected with the bottom end of cylinder 61, and engaging lug 62 is directed away from the direction extension of cylinder 61； Through-hole is offered on engaging lug 62；The pars contractilis 32 of power cylinder 3 is plugged in corresponding cylinder 61.

In this embodiment, the pars contractilis 32 of power cylinder 3 is plugged in cylinder 61, and engaging lug 62 is plugged in the second mounting base In 5 accommodation space, then engaging lug 62 is connected with the second mounting base 5 by fastening bolt or screw.

Specifically, when three power cylinders 3 are assembled in corresponding second mounting base 5 by different connectors 6 respectively, when After the pars contractilis 32 of each power cylinder 3 is plugged in the cylinder 61 of corresponding connector 6, then first power cylinder 301 is corresponding Connector 6 engaging lug 62 (as shown in Figure 4) and second corresponding connector 6 of power cylinder 302 engaging lug 62 (such as Shown in Fig. 5) it is placed in the accommodation space of same second mounting base 5, and pass through the same fastener for two engaging lugs 62 It is fixedly connected with the second mounting base 5, third power cylinder 303 is then connected to relatively by third connector 6 (as shown in Figure 6) Another second mounting base 5 on.Wherein, the shape of engaging lug 62 can select according to actual needs, the knot being not limited only in figure Structure.

In one embodiment of the application, it is preferable that as shown in Figure 1, the cylinder body 31 of power cylinder 3 and pedestal 1 or branch It is hinged to support seat 2.

In this embodiment, the cylinder body 31 of power cylinder 3 and one in institute pedestal 1 and support base 2 are hinged, so that Power cylinder 3 can be rotated relative to pedestal 1 or support base 2.The pars contractilis 32 of power cylinder 3 can also by the second mounting base 5 and Connector 6 is mounted on pedestal 1, and perhaps i.e. the second mounting base 5 is passed through by welding or fastener on another in support base 2 Mounting hole is fastened on another in pedestal 1 and support base 2, and the pars contractilis 32 of corresponding power cylinder 3 is plugged in connector 6 In cylinder 61, the engaging lug 62 of connector 6 is plugged in the accommodation space of the second mounting base 5, to realize stretching for power cylinder 3 Contracting portion 32 and the second mounting base 5 are the connection of pedestal 1 or support base 2.

Wherein, optionally, the cylinder body 31 of power cylinder 3 is hinged by hinge assembly and pedestal 1 or support base 2, Hinge assembly includes hinged seat and fastening bolt, wherein hinged seat is installed on pedestal 1 or support base 2, hinged seat U Type structure, and the bottom face of U-shaped structure is planar end surface, and is fitted with the end face of pedestal 1 or support base 2, the cylinder of power cylinder 3 Body 31 is plugged in the middle vacancy of U-shaped structure, and power cylinder 3 is connected with hinged seat by fastening bolt, to realize power The rotation connection of cylinder 3 and pedestal 1 or support base 2.

In one embodiment of the application, it is preferable that as shown in Figure 1 to Figure 3, pedestal 1 and support base 2 are plate Structure.

In this embodiment, pedestal 1 and support base 2 are slab construction, and structure is simple, convenient for molding, and pedestal 1 with And support base 2 is slab construction, and it is more steady to guarantee that the compartment 20 of derailing is positioned to, it will not run-off the straight.

In one embodiment of the application, it is preferable that as shown in Figure 1, pedestal 1 is slab construction；Support base 2 is U-shaped Structure, and the bottom face of U-shaped structure is planar structure.

In this embodiment, when support base 2 is U-shaped structure, when using this double rail device 10, the axle of 20 bottom of compartment It can be placed in U-shaped groove, be not easy to shake so that compartment 20 is more stable, by adjusting the position of axle, and then wheel 30 is moved It moves on correct track 40, operates simpler, conveniently, and since pedestal 1 is slab construction, single unit system is erected It is straight to place, it will not run-off the straight.

In one embodiment of the application, it is preferable that power cylinder 3 is hydraulic cylinder or cylinder.

In this embodiment, hydraulic cylinder be hydraulic energy is changed into mechanical energy, do straight reciprocating motion (or swing fortune It is dynamic) hydraulic actuator；Pneumatic cylinder is that air pressure is changed into mechanical energy, does straight reciprocating motion (or pendulum motion) Pneumatic actuator；When both can be realized reciprocating motion, deceleration device can be removed from, and there is no drive gap, movement is flat Surely.

In one embodiment of the application, it is preferable that support base 2 is embedded with magnetite in the end face far from power cylinder 3. (not shown)

In this embodiment, magnetite can attract compartment 20, so that compartment 20 is not easy to be detached from from support base 2, reset During it is safer and more reliable.

Wherein, optionally, the quantity of magnetite is multiple, and multiple magnetites are uniformly distributed in the upper surface of support base 2.

In one embodiment of the application, it is preferable that pedestal 1 offers mounting groove far from the end face of power cylinder 3, installation Slot is provided with roll wheel assembly, and the both ends of the shaft of idler wheel are slidably connected by telescopic rod and mounting groove.

In this embodiment, when needing the mobile present apparatus, telescopic rod can be pulled, idler wheel is removed into mounting groove, Jin Erbian In pushing the present apparatus, when needing the fixed present apparatus, telescopic rod can be withdrawn, and then idler wheel is moved into mounting groove, operation letter Singly, conveniently.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the application, rather than its limitations；To the greatest extent Pipe is described in detail the application referring to foregoing embodiments, those skilled in the art should understand that: its according to So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into Row equivalent replacement；And these are modified or replaceed, each embodiment technology of the application that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims (10)

1. a kind of double rail device characterized by comprising pedestal, support base and multiple power cylinders；

Wherein, multiple power cylinders are arranged between the pedestal and the support base；The cylinder body of the power cylinder and institute One stated in pedestal and the support base is rotatablely connected, in the pars contractilis of the power cylinder and the pedestal and the support base Another rotation connection.

2. double rail device according to claim 1, which is characterized in that

Along the length direction of the pedestal, the link position of the first power cylinder and end the power cylinder and the pedestal Between spacing be greater than the spacing between the first power cylinder and the end power cylinder and the link position of the support base.

3. double rail device according to claim 2, which is characterized in that the quantity of the power cylinder is three, and three institutes Power cylinder is stated sequentially to arrange along the length direction of the pedestal；

Along the length direction of the pedestal, the setting parallel with the third power cylinder of second power cylinder；First A power cylinder is connected with second power cylinder with the same place of the support base, and first power cylinder, Second power cylinder and the pedestal enclose and are set as triangular structure.

4. double rail device according to claim 3, which is characterized in that the double rail device includes the first mounting base and two A second mounting base；

Wherein, first mounting base is arranged on the support base；One of them described second mounting base and first peace One end of dress seat is connected, and the second mounting base described in another one is connected with the opposite other end of first mounting base It connects；

First power cylinder and second power cylinder pass through connector and one of them described second installation respectively Seat is connected, and the third power cylinder is connected with the second mounting base described in another one by connector described in another It connects.

5. double rail device according to claim 4, which is characterized in that first mounting base includes ontology and two companies Connect screw rod；Wherein, two connecting screws are symmetrically disposed in the two sides of the ontology；

Second mounting base includes matrix and two clamping ears；Wherein, two clamping ears are symmetrically disposed in described The two sides of matrix, and accommodation space is formed between two clamping ear and the described matrixes, the connector is plugged in corresponding In the accommodation space；Mounting hole is offered in described matrix, the connecting screw is plugged in the corresponding mounting hole.

6. double rail device according to claim 5, which is characterized in that the connector includes cylinder and engaging lug；

Wherein, the engaging lug is connected with the bottom end of the cylinder, and the engaging lug is directed away from the direction of the cylinder Extend；Through-hole is offered on the engaging lug；The pars contractilis of the power cylinder is plugged in the corresponding cylinder.

7. double rail device according to claim 1, which is characterized in that the cylinder body of the power cylinder and the pedestal are described Support seat hinge is together.

8. double rail device according to any one of claim 1 to 7, which is characterized in that the pedestal and the support Seat is slab construction.

9. double rail device according to any one of claim 1 to 7, which is characterized in that the pedestal is slab construction；

The U-shaped structure of support base, and the bottom face of the U-shaped structure is planar structure.

10. double rail device according to any one of claim 1 to 7, which is characterized in that the power cylinder be hydraulic cylinder or Person's cylinder.