CN202705824U - Flexivity driving assembly of flexible side support of flexible turnout beam - Google Patents
Flexivity driving assembly of flexible side support of flexible turnout beam Download PDFInfo
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- CN202705824U CN202705824U CN 201220355144 CN201220355144U CN202705824U CN 202705824 U CN202705824 U CN 202705824U CN 201220355144 CN201220355144 CN 201220355144 CN 201220355144 U CN201220355144 U CN 201220355144U CN 202705824 U CN202705824 U CN 202705824U
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Abstract
The utility model discloses a flexivity driving assembly of a flexible side support of a flexible turnout beam. The flexivity driving assembly comprises a flexivity driving rod and a driving device, wherein the flexivity driving rod comprises an upper flexivity driving rod which is positioned between two guide plates of the flexible side support and a lower flexivity driving rod which is positioned between two steadying plates of the flexible side support, and the driving device is used for driving the upper flexivity driving rod and the lower flexivity driving rod to move along the longitudinal direction of the driving device and correspondingly apply flexible deform force to the two guide plates and the two steadying plates according to the flexible deformation of a flexible beam main body. The flexivity driving assembly disclosed by the utility model is matched with a forced flexible deformation drive of a turnout, thus the smooth deformation of the flexible side support can be assisted and driven when the turnout is in the flexible deformation under an external force, the non-uniform stress condition defect generated by the external force driving can be supplemented, the flexivity driving assembly has the effects of compensation and guide, thus the smooth transition of the guide surface and the stable surface of the flexible side support can be both ensured, a broken line can be removed, and the passage of a light-rail train can be facilitated.
Description
Technical field
The utility model relates to a kind of Monorail PC Track Girders track appurtenances, particularly a kind of assistive drive assembly of Monorail PC Track Girders rail switch beam.
Background technology
Light rail is the important component part in the urban track traffic, and is larger for relative relief, densely populated, and road is narrow, the how curved urgency in slope, and congested in traffic city, light rail is the crowded problem of transport solution well.Monorail PC Track Girders light rail particularly more can be adapted to the traffic of modern city.
The track of Monorail PC Track Girders light rail only has a train to stride seat on rail, only supports, stablizes and guiding by single track exactly, and car body straddles the railway that moves on the rail beam.Technical characteristics are mainly reflected in bogie, rail beam and the circuit track switch three aspects: of vehicle, and traveling mechanism is different from steel wheel rail system fully, and rail beam bears larger torsion load.By above-mentioned record as can be known, single-track beam support has and occupies little space, and adaptation to the ground is good, the characteristics such as comfortable environment-protection; More can be suitable for the comparatively complicated city of landform uses.
The track switch of Monorail PC Track Girders track is that a kind of rolling stock that makes changes the connection device of another station track circuit over to from one way, usually AT STATION the station, the marshalling yard station is a large amount of lays; Single-track turnout can be divided into two kinds at joint turnout and joint flexible type track switch.It is linear that the track switch beam forms broken line during the former changing points in turning point the place ahead; It is linear to make track switch beam approximate continuous curve curve during latter's changing points.
The track switch of said structure curve when engaging the light rail track is sufficiently oily, reduces the comfortableness of light rail train walking, even also can have influence on safety; Even joint flexible type track switch also can have certain broken line structure, affect Vehicle Driving Cycle; And structure is very complicated, and application life is shorter, and cost is high; And drive its flexible deformation only according to external force, then because stress is comparatively complicated, can't realize smoothly scratching change.
Therefore, need to improve existing track switch drives structure, seamlessly transit carrying out when engaging with orbital transfer can assistive drive flexible side supporting, be beneficial to the elimination broken line, prolong the application life of track switch itself, save the operation and maintenance cost, can guarantee comfortableness, safety and the feature of environmental protection that light rail travels.
The utility model content
In view of this, the amount of deflection driven unit that the purpose of this utility model provides a kind of flexible side of flexible turnout beam to support, seamlessly transit carrying out when engaging with orbital transfer can assistive drive flexible side supporting, be beneficial to the elimination broken line, prolong the application life of track switch itself, save the operation and maintenance cost, can guarantee comfortableness, safety and the feature of environmental protection that light rail travels.
The amount of deflection driven unit that the flexible side of flexible turnout beam of the present utility model supports, comprise amount of deflection drive rod and drive unit, the amount of deflection drive rod comprises at the camber drive rod between two guide strips that the flexible side supports and the lower amount of deflection drive rod between two steadying plates that the flexible side supports, camber drive rod two ends are corresponding respectively to be fixedly connected with two guide strip inner surfaces, and lower amount of deflection drive rod two ends are corresponding respectively to be fixedly connected with two steadying plate inner surfaces; Described drive unit be used for to drive camber drive rod and lower amount of deflection drive rod and vertically moves and apply flexible deformation's power according to the flexible deformation of flexible beam main body corresponding to two guide strips and two steadying plates along it.
Further, described drive unit comprises all can be arranged at around the mode that self axis rotates OHC and the lower camshaft of flexible beam main body, OHC and lower camshaft are equipped with the thread-shaped edge cam, and the thread-shaped edge cam of camber drive rod and lower amount of deflection drive rod and OHC and lower camshaft is corresponding being provided be used to the driving chute that the thread-shaped edge cam is embedded respectively;
Further, described OHC and lower camshaft are respectively equipped with hinged ear, one pull bar two ends are corresponding respectively to be articulated in the hinged ear of OHC and the hinged ear of lower camshaft, and this hinged rotational freedom direction is identical with the rotation direction of OHC and lower camshaft;
Further, the cam of described OHC is opposite with the cam expansion direction of lower camshaft;
Further, described camber drive rod and lower amount of deflection drive rod all longitudinally evenly distribute, OHC and lower camshaft and camber drive rod and the one by one corresponding setting of lower amount of deflection drive rod.
The beneficial effects of the utility model: the amount of deflection driven unit that the flexible side of flexible turnout beam of the present utility model supports, match with the pressure flexible deformation driving of track switch, make the track switch smooth deformation that assistive drive flexible side supports when external force drives the flexible deformation, replenish the defective of the force-bearing situation inequality that produces when only external force drives, have compensation and guiding effect, thereby can guarantee that spigot surface and stabilising surface that the flexible side supports all seamlessly transit, eliminate broken line, it is current to be beneficial to light rail train, and can save outer power-actuated consumption, reduce manufacturing cost and shorten manufacturing schedule, can guarantee comfortableness and safety that light rail travels, and reduce the vehicle to run noise, have the preferably feature of environmental protection.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described.
Fig. 1 is the utility model structural representation;
Fig. 2 is driving principle schematic diagram between amount of deflection drive rod and the guide strip (steadying plate).
The specific embodiment
Fig. 1 is the utility model structural representation, and Fig. 2 is driving principle schematic diagram between amount of deflection drive rod and the guide strip (steadying plate);
The flexible switch beam generally forms flexible beam section by flexible beam section and comprises flexible beam main body and walking support;
Described walking is supported and is comprised walking surface and flexible side gripper shoe, walking surface longitudinally level is fixedly supported to flexible beam main body 13 tops, flexible side gripper shoe comprises two guide strips (guide strip 1 and guide strip 4) that are positioned at the side top and two steadying plates (steadying plate 10 and steadying plate 9) that are positioned at side-lower, two guide strips (guide strip 1 and guide strip 4) longitudinally are arranged at respectively the top both sides of flexible beam main body and form spigot surface, and two steadying plates (steadying plate 10 and steadying plate 9) longitudinally are arranged at respectively flexible beam main body and form stabilising surface in both sides on the lower; Guide strip (guide strip 1 and guide strip 4) is to be used to form the spigot surface corresponding with the light rail track and stabilising surface with steadying plate (steadying plate 10 and steadying plate 9), and said structure namely forms the complete track structure that is used for supporting the light rail train walking jointly by flexible beam main body, walking surface, two guide strips (guide strip 1 and guide strip 4) and two steadying plates (steadying plate 10 and steadying plate 9); And flexible beam main body, two guide strips and two steadying plates are steel material or other stable materials with reliable intensity of in the horizontal direction flexibility distortion.
As shown in the figure: the amount of deflection driven unit that the flexible side of the flexible turnout beam of present embodiment supports, comprise amount of deflection drive rod and drive unit, the amount of deflection drive rod comprises the lower amount of deflection drive rod 11 between two steadying plates (steadying plate 10 and steadying plate 9) that are positioned at the camber drive rod 2 between two guide strips (guide strip 1 and guide strip 4) that the flexible side supports and are positioned at the support of flexible side, camber drive rod 2 two ends are corresponding respectively to be fixedly connected with two guide strips (guide strip 1 and guide strip 4) inner surface, lower amount of deflection drive rod 11 two ends are corresponding respectively to be fixedly connected with two steadying plates (steadying plate 10 and steadying plate 9) inner surface, as shown in the figure, camber drive rod 2 and lower amount of deflection drive rod 11 are positioned at flexible beam main body 13 and are horizontally through flexible beam main body 13 along flexible beam main body 13, the two ends that pass flexible beam main body 13 respectively correspondence are fixedly connected on two guide strips (guide strip 1 and guide strip 4) and two steadying plates (steadying plate 10 and steadying plate 9), connect outer cover by being provided with the tubular dust cover, described tubular dust cover is bellows structure or other flexible structure and is coated at camber drive rod 2 and the end of lower amount of deflection drive rod 11 depths flexible beam main bodys, but the tubular dust cover adopts on the sidewall vertically adjustment closed type open, such as slide fastener etc., the convenient installation; Described drive unit be used for to drive camber drive rod 2 and lower amount of deflection drive rod 11 along its vertically (namely along camber drive rod 2 and lower amount of deflection drive rod 11 vertically, this vertically is the horizontal cross of flexible beam main body) move and apply flexible deformation's power according to the flexible deformation of flexible beam main body corresponding to two guide strips (guide strip 1 and guide strip 4) and two steadying plates (steadying plate 10 and steadying plate 9); This structure is used for cooperating the deflection deformation of flexible beam main body, makes the total distortion more smooth and easy easily, simultaneously, makes two guide strips and two steadying plate distortion more level and smooth, eliminates the sections face, makes vehicle to run more comfortable; As shown in the figure, as required, camber drive rod 2 and lower amount of deflection drive rod 11 are a plurality of along vertically can distributing of flexible beam main body, the more uniformity that is beneficial to distortion of quantity; Drive unit is used for driving camber drive rod 2 and lower amount of deflection drive rod 11 transverse shiftings impel two guide strips and two steadying plate distortion, and type of drive can be multiple, such as screw structure, rack-and-pinion etc.
In the present embodiment, drive unit comprises all can be arranged at around the mode that self axis rotates OHC 3 and the lower camshaft 8 of flexible beam main body, OHC 3 and lower camshaft 8 are equipped with the thread-shaped edge cam, as shown in the figure, OHC 3 is provided with thread-shaped edge cam 14, lower camshaft 8 is provided with thread-shaped edge cam 12, OHC 3 and lower camshaft 8 be positioned at flexible beam main body inner chamber and two ends respectively corresponding being rotatably assorted be supported in two coxostermums of flexible beam main body 13; The thread-shaped edge cam 14 of camber drive rod 2 and lower amount of deflection drive rod 11 and OHC 3 and the thread-shaped edge cam 12 of lower camshaft 8 be corresponding being provided be used to the driving chute that the thread-shaped edge cam is embedded respectively, as shown in the figure, camber drive rod 2 is provided with and drives chute 21, lower amount of deflection drive rod 11 is provided with and drives chute 111, drive chute and can adopt existing any frame for movement to realize, form etc. such as being fixedly connected with baffle plate; Drive the driving force of thread-shaped edge cam rotation formation screw thread-like drive nut separately by the rotation of OHC 3 and lower camshaft 8, yes rotates according to the needs of deflection deformation direction, make camber drive rod 2 and lower amount of deflection drive rod 11 that lateral displacement occur, thereby drive two guide strips (guide strip 1 and guide strip 4) and two steadying plates (steadying plate 10 and steadying plate 9) deform, be convenient to the overall flexibility distortion of flexible switch beam; Drives structure drives and the rotation of OHC 3 and lower camshaft 8 can be adopted separately independently, also can adopt rod-pulling type drives structure as shown in the figure, be that OHC 3 is provided with hinged ear 5, lower camshaft 8 is provided with hinged ear 7, one pull bar, 24 two ends respectively correspondence are articulated in hinged ear 5 and hinged ear 7, and hinged rotational freedom direction is identical with the rotation direction of OHC 3 and lower camshaft 8; Drive and make pull bar 24 transverse shiftings by the force piece that is positioned at flexible beam main body outside, laterally refer to the horizontal of OHC 3 and lower camshaft 8 and pull bar 24, drive hinged ear 5 and 7 rotations of hinged ear, realize the rotation of spirality edge cam 14 and spirality edge cam 12, and this structure makes OHC 3 and lower camshaft 8 direction of rotation, thereby the rotary orientation of spirality edge cam 14 and spirality edge cam 12 is also opposite; Power Component is used for drive cam shaft 9 and lower camshaft 8 and rotates around self axis, such as, drive pull bar 24 and can realize that the drive mechanism for prior art does not repeat them here by power hydraulic cylinder drive rocker drive mechanism.
In the present embodiment, described camber drive rod 2 and lower amount of deflection drive rod 11 all longitudinally evenly distribute, and vertically refer to the vertical of track switch beam; OHC 3 and lower camshaft 8 and camber drive rod 2 and the one by one corresponding setting of lower amount of deflection drive rod 11.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (5)
1. the amount of deflection driven unit that supports of the flexible side of a flexible turnout beam, it is characterized in that: comprise amount of deflection drive rod and drive unit, the amount of deflection drive rod comprises at the camber drive rod between two guide strips that the flexible side supports and the lower amount of deflection drive rod between two steadying plates that the flexible side supports, camber drive rod two ends are corresponding respectively to be fixedly connected with two guide strip inner surfaces, and lower amount of deflection drive rod two ends are corresponding respectively to be fixedly connected with two steadying plate inner surfaces; Described drive unit be used for to drive camber drive rod and lower amount of deflection drive rod and vertically moves and apply flexible deformation's power according to the flexible deformation of flexible beam main body corresponding to two guide strips and two steadying plates along it.
2. the amount of deflection driven unit that supports of the flexible side of flexible turnout beam according to claim 1, it is characterized in that: described drive unit comprises all can be arranged at around the mode that self axis rotates OHC and the lower camshaft of flexible beam main body, OHC and lower camshaft are equipped with the thread-shaped edge cam, and the thread-shaped edge cam of camber drive rod and lower amount of deflection drive rod and OHC and lower camshaft is corresponding being provided be used to the driving chute that the thread-shaped edge cam is embedded respectively.
3. the amount of deflection driven unit that supports of the flexible side of flexible turnout beam according to claim 2, it is characterized in that: described OHC and lower camshaft are respectively equipped with hinged ear, one pull bar two ends are corresponding respectively to be articulated in the hinged ear of OHC and the hinged ear of lower camshaft, and this hinged rotational freedom direction is identical with the rotation direction of OHC and lower camshaft.
4. the amount of deflection driven unit that supports of the flexible side of flexible turnout beam according to claim 3, it is characterized in that: the cam of described OHC is opposite with the cam expansion direction of lower camshaft.
5. according to claim 2, the amount of deflection driven unit of the flexible side of 3 or 4 described flexible turnout beams support, it is characterized in that: described camber drive rod and lower amount of deflection drive rod all longitudinally evenly distribute, OHC and lower camshaft and camber drive rod and the one by one corresponding setting of lower amount of deflection drive rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220355144 CN202705824U (en) | 2012-07-20 | 2012-07-20 | Flexivity driving assembly of flexible side support of flexible turnout beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220355144 CN202705824U (en) | 2012-07-20 | 2012-07-20 | Flexivity driving assembly of flexible side support of flexible turnout beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202705824U true CN202705824U (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220355144 Expired - Lifetime CN202705824U (en) | 2012-07-20 | 2012-07-20 | Flexivity driving assembly of flexible side support of flexible turnout beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202705824U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572752A (en) * | 2018-12-24 | 2019-04-05 | 重庆华渝重工机电有限公司 | A kind of deflection structure of cross-saddle single-track traffic joint flexible type track switch |
-
2012
- 2012-07-20 CN CN 201220355144 patent/CN202705824U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572752A (en) * | 2018-12-24 | 2019-04-05 | 重庆华渝重工机电有限公司 | A kind of deflection structure of cross-saddle single-track traffic joint flexible type track switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |