CN212103502U - Beam-changing type turnout structure for suspended rail transit - Google Patents
Beam-changing type turnout structure for suspended rail transit Download PDFInfo
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- CN212103502U CN212103502U CN201922215887.7U CN201922215887U CN212103502U CN 212103502 U CN212103502 U CN 212103502U CN 201922215887 U CN201922215887 U CN 201922215887U CN 212103502 U CN212103502 U CN 212103502U
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Abstract
A beam-changing turnout structure for suspension type rail transit comprises a front turnout frame beam, a front driving device, a front slider device, a first turnout curved beam, a turnout straight beam, a second turnout curved beam, a rear turnout frame beam, a locking device, a rear driving device and a rear slider device, wherein the first turnout curved beam and the second turnout curved beam are respectively arranged at two sides of the turnout straight beam, and the first turnout curved beam and the second turnout curved beam are of a symmetrical structure; the upper parts of the front ends of the first turnout curved beam, the turnout straight beam and the second turnout curved beam are connected to a front slider device through a front pin shaft, the upper parts of the rear ends of the first turnout curved beam, the turnout straight beam and the second turnout curved beam are connected to a rear slider device through a rear pin shaft, and the front slider device and the rear slider device are respectively positioned in the sliding grooves of the front portal beam and the rear portal beam and are respectively connected with a front driving device and a rear driving device through a mounting seat; therefore, the utility model discloses linear motion positioning accuracy is high, the dependable performance, and rigidity is high, the atress warp for a short time, improves the counterpoint precision of switch roof beam, and manufacturing and processing cost is low.
Description
Technical Field
The utility model relates to a suspension type track traffic's technical field especially relates to a trade roof beam type switch structure for suspension type track traffic.
Background
With the rapid development of urban rail transit, the operation vehicle stops at high load and high frequency to transport a large number of passengers. A suspended type vehicle wire-changing device is a wire-changing device used when a vehicle running in an air suspended type runs, enters and exits a station and enters and exits a parking lot. When the suspended type monorail transportation vehicle enters and exits the station and enters and exits the parking lot during operation, line conversion is needed to be carried out, the suspended type monorail transportation vehicle reaches each station, maintenance point and garage, and line switching of equipment needing line changing can be achieved. In the prior art, the defects of complex structure, complex action and the like exist.
The existing suspension type monorail transit turnout in China has two types, namely a movable center type turnout and a translation type turnout. Movable core type turnout. The turnout is integral, the total length is about 20 meters, the size is large, and the manufacturing, processing and transportation are very difficult; the translational turnout is driven by an external leakage gear and a rack at present, the running precision is insufficient, after the turnout runs for a long time, abrasion occurs, and the reliability and the safety are reduced.
Therefore, in view of the above-mentioned defects, the designer of the utility model researches and designs a beam-changing type turnout structure for suspension type rail transit by combining the experience and achievement of long-term related industries through careful research and design to overcome the above-mentioned defects.
SUMMERY OF THE UTILITY MODEL
Therefore, an object of the utility model is to provide a trade roof beam type switch structure for suspension type track traffic, its overall structure function is stable high-efficient, can reliable and stable realization linear motion, and manufacturing cost is lower, and connected mode is simple, the installation adjustment of being convenient for.
In order to achieve the above object, the utility model discloses a trade roof beam type switch structure for suspension type track traffic, including preceding portal beam, preceding drive arrangement, preceding slider device, first way fork curved beam, the straight roof beam of switch, the curved roof beam of second switch, back portal beam, locking device, back drive arrangement and back slider device, its characterized in that:
the front of the front portal beam is provided with a turnout entering track beam and a turnout entering track beam supporting portal, the rear end of the turnout entering track beam is supported on two turnout entering track supporting portals, the rear of the rear portal beam is provided with a turnout exit track beam at one position, a turnout exit beam at the second position, a turnout exit beam at the third position and a turnout exit beam supporting portal, the front ends of the turnout exit track beam at the first position, the turnout exit beam at the second position and the turnout exit beam at the third position are supported on the turnout exit track beam supporting portal, the first turnout curved beam and the second turnout curved beam are respectively arranged on two sides of a turnout straight beam, and the first turnout curved beam and the second turnout curved beam are of a symmetrical structure;
the front end upper portions of the first turnout curved beam, the turnout straight beam and the second turnout curved beam are connected to the front slider device through a front pin shaft, the rear end upper portions of the first turnout curved beam, the turnout straight beam and the second turnout curved beam are connected to the rear slider device through a rear pin shaft, the front slider device and the rear slider device are respectively located in sliding grooves of the front door frame beam and the rear door frame beam and are respectively connected with the front driving device and the rear driving device through mounting seats, and therefore the front slider device and the rear slider device are respectively driven to synchronously move linearly in the sliding grooves of the front door frame beam and the rear door frame beam through the front driving device and the rear driving device.
Wherein: the front ends of the first turnout curved beam and the second turnout curved beam are rigidly abutted and fixed on the two sides of the front end of the turnout straight beam through a connecting plate, the first turnout curved beam and the second turnout curved beam have certain curvature from front to back, and the rear ends of the first turnout curved beam and the second turnout curved beam are rigidly fixed on the two sides of the rear end of the turnout straight beam at a certain distance through a connecting column.
Wherein: still contain the annex assembly, the annex assembly includes flashing board and cat ladder.
Wherein: the side surfaces and the lower surfaces of the two sides of the front sliding block device and the rear sliding block device are provided with antifriction plates, and the corresponding positions in the sliding grooves of the front door frame beam and the rear door frame beam are also provided with antifriction plates, so that the friction resistance is reduced, and the service life is prolonged.
Wherein: the front door frame beam is provided with a front end locking device and a front end in-place sensor at one side close to the turnout entering track beam, one side of the rear door frame beam close to the turnout exiting track beam is provided with a first position locking device and a first position rear end in-place sensor at a position corresponding to the first position turnout exiting track beam, a second position rear end locking device and a second position rear end in-place sensor at a position corresponding to the second position turnout exiting track beam, and a third position rear end locking device and a third position rear end in-place sensor at a position corresponding to the third position turnout exiting track beam.
Wherein: the locking device comprises a locking push rod, a supporting seat, a locking rod, a guide sliding groove seat, a locking seat and a locking sensor, wherein the locking push rod is arranged on a front door frame beam or a rear door frame beam through the supporting seat, the locking seat is respectively arranged at the front end and the rear end of a first turnout curved beam, a turnout straight beam and a second turnout curved beam, the locking rod is connected with the front end of the locking push rod, and the locking sensor is arranged on the locking seat.
Wherein: the guide sliding groove seat is fixed on the lower surface of the front door frame beam or the rear door frame beam and is provided with a guide sliding groove for the locking rod to penetrate through so as to guide and fix in the movement process.
Wherein: the cross section of the locking rod and the cross section of the hole of the locking seat hole are square or rectangular.
As can be seen from the above, the beam-changing type turnout structure for suspended rail transit of the present invention has the following effects:
1. the driving device adopts a set of electric push rods, so that the linear motion positioning precision is high and the performance is reliable;
2. the displacement and the guide of the turnout beam adopt a sliding chute sliding block mode, and the sliding position adopts a friction reducing plate, so that the reliability is high, and the maintenance cost is low;
3. the front and rear portal beams adopt a hollow double-beam structure, so that the rigidity is high, the stress deformation is small, the alignment precision of the turnout beam is improved, and the manufacturing and processing cost is low
4. The locking adopts the self-locking mode of the front and rear door frame beams and the turnout beam, the adjacent lines do not need special design and production, and the cost is lower.
5. The locking devices are arranged at the two ends of the turnout beam, the sensing property of in-place detection is realized, the double insurance is realized, and the reliability is high.
The details of the present invention can be obtained from the following description and the attached drawings.
Drawings
Fig. 1 shows the structural schematic diagram of the beam-changing type turnout structure for the suspended track traffic of the utility model.
Fig. 2 shows a front view of the present invention.
Fig. 3 shows a schematic diagram of the movement of the front slider driven by the front driving device of the present invention.
Fig. 4 shows a partially enlarged schematic view of fig. 3.
Fig. 5 shows a schematic diagram of the rear slider driven by the middle and rear driving device of the present invention moving in the rear door frame beam.
Fig. 6 shows a partially enlarged schematic view of fig. 5.
Fig. 7 shows a partially enlarged schematic view of fig. 6.
FIG. 8 shows a schematic view of the positions of the locking devices and the electrical sensor of the present invention
Fig. 9 shows a schematic structural diagram of the locking device of the present invention.
Fig. 10 shows a partially enlarged schematic view of fig. 9.
Fig. 11 shows a schematic structural diagram of the electric sensor of the present invention.
Fig. 12 shows a schematic diagram of a one-bit line connection of the switching method of the present invention.
Fig. 13 shows a schematic diagram of the second line connection of the switching method of the present invention.
Reference numerals:
1-front frame beam, 2-front driving device, 3-front sliding block device, 4-first turnout curved beam, 5-turnout straight beam, 6-second turnout curved beam, 7-rear frame beam, 8-locking device, 9-rear driving device, 10-rear sliding block device, 11-electrical cabinet, 12-accessory assembly, 13-turnout entrance rail beam, 14-turnout entrance rail beam supporting door frame, 15-one turnout exit rail beam, 16-two turnout exit rail beam, 17-three turnout exit rail beam, 18-turnout exit rail beam supporting door frame, 19-connecting plate, 20-connecting column, 21-mounting seat, 22-front pin shaft, 31-friction reducing plate, 23-rear pin shaft, 71-front end locking device, 72-one locking device, 73-second-position rear end locking device, 74-third-position rear end locking device, 101-front end in-place sensor, 102-first-position rear end in-place sensor, 103-second-position rear end in-place sensor, 104-third-position rear end in-place sensor, 41-locking push rod, 42-supporting seat, 44-locking rod, 43-guiding sliding groove seat, 45-locking seat, 46-locking sensor, 111-sensor bracket and 112-sensor baffle plate.
Detailed Description
Referring to fig. 1 to 11, the utility model discloses a trade beam type switch structure for suspension type rail transit is shown.
Fig. 12 and 13 show schematic diagrams of a switching method of the beam-changing type turnout structure for the suspended track traffic in the present invention.
The beam-changing turnout structure for suspension type rail transit comprises a front portal beam 1, a front driving device 2, a front slider device 3, a first turnout curved beam 4, a turnout straight beam 5, a second turnout curved beam 6, a rear portal beam 7, a locking device 8, a rear driving device 9 and a rear slider device 10, and further comprises an accessory assembly 12 and an electrical cabinet 11 arranged on the ground, wherein a turnout entering track beam 13 and a turnout entering turnout beam supporting portal 14 are arranged in front of the front portal beam 1, the rear end of the turnout entering track beam 13 is supported on the turnout entering turnout two supporting portals 14, a turnout exit track beam 15, a turnout exit track beam 16, a turnout exit beam 17 and a turnout exit support portal 18 are arranged behind the rear portal beam 7, the front ends of the turnout exit track beam 15, the turnout exit beam 16 and the turnout exit beam 17 are supported on the turnout exit portal 18, first switch curved beam 4 and second switch curved beam 6 branch list in the both sides of switch straight beam 5, and first switch curved beam 4 and second switch curved beam 6 are symmetrical structure, and the front end of first switch curved beam 4 and second switch curved beam 6 is fixed in the front end both sides of switch straight beam 5 through 19 rigid abutments of connecting plate, and first switch curved beam 4 and second switch curved beam 6 have certain camber and rear end in the past backward through the rear end both sides of spliced pole interval certain distance rigid fixation in switch straight beam 5.
The front end upper portions of the first turnout curved beam 4, the turnout straight beam 5 and the second turnout curved beam 6 are connected to the front slider device 3 through the front pin shaft 22, the rear end upper portions of the first turnout curved beam 4, the turnout straight beam 5 and the second turnout curved beam 6 are connected to the rear slider device 10 through the rear pin shaft 23, the front slider device 3 and the rear slider device 10 are respectively located in the sliding grooves of the front portal beam 1 and the rear portal beam 7 and are respectively connected with the front driving device 2 and the rear driving device 9 through the mounting seat 21, so that the front slider device 3 and the rear slider device 10 are respectively driven by the front driving device and the rear driving device to synchronously perform linear motion in the sliding grooves of the front portal beam 1 and the rear portal beam 7, after the linear motion is in place, the position locking can be performed through the locking device 8, when a vehicle passes.
The accessory assembly 12 may include flashing, ladder climbing, etc.
Referring to fig. 4 and 7, the side surfaces and the lower surfaces of the two sides of the front slider device 3 and the rear slider device 10 are provided with friction reducing plates 31, and the corresponding positions in the sliding grooves of the front portal beam 1 and the rear portal beam 7 are also provided with the friction reducing plates 31, so that the friction resistance can be reduced through the friction reducing plates 31 when the front slider device 3 and the rear slider device 10 move back and forth, the maintenance can be reduced, and the service life can be prolonged. And the left and right sides of the sliding chutes of the front portal beam 1 and the rear portal beam 7 also have a guiding function, so that the front sliding block device 3 and the rear sliding block device 10 can move linearly.
Referring to fig. 8, four sets of locking devices and four sets of electrical sensors are provided, a front end locking device 71 and a front end in-place sensor 101 are provided on one side of the front gantry beam 1 close to the turnout entering track beam, a first position locking device 72 and a first position rear end in-place sensor 102 are provided on one side of the rear gantry beam 7 close to the turnout exiting track beam corresponding to the position of the first position turnout exiting track beam 15, a second position rear end locking device 73 and a second position rear end in-place sensor 103 are provided on the corresponding position of the second position turnout exiting track beam 16, and a third position rear end locking device 74 and a third position rear end in-place sensor 104 are provided on the corresponding position of the third position turnout exiting track beam 17.
Referring to fig. 9 and 10, each locking device may be composed of a locking push rod 41, a support seat 42, a locking rod 44, a guide chute seat 43, a locking seat 45 and a locking sensor 46, the locking push rod 41 is disposed on the front gantry beam 1 or the rear gantry beam 7 through the support seat 42, the locking seat 45 is disposed at front and rear ends of the first turnout bend beam 4, the turnout straight beam 5 and the second turnout bend beam 6 respectively, the specific positions thereof are determined by aligning the turnout beam and the adjacent line, the locking rod 44 may be connected with the front end of the locking push rod 41 through a rod end bearing, and the locking sensor 46 is disposed on the locking seat 45. The guide chute seat 43 is fixed on the lower surface of the front door frame beam 1 or the rear door frame beam 7 and is provided with a guide chute for the locking rod 44 to penetrate through so as to guide and fix in the movement process, thereby ensuring that the locking rod 44 moves along a straight line. The locking push rod 41 has larger thrust, so that the turnout position can be locked and displacement limited on one hand after the turnout beam is in place; on the other hand, the locking push rod can correct the position of the turnout beam through the locking rod 44 while being inserted into the locking seat, so that the turnout beam is accurately aligned with the adjacent line. The cross section of the locking rod 44 and the hole cross section of the locking seat hole 45 are preferably square, so that the left and right displacement and rotation of the beam end are avoided after the turnout beam is locked, and the driving safety is ensured.
Referring to fig. 11, the electric sensor 46 may also be mounted at an end adjacent to the wiring by a sensor bracket 111, as shown, and a sensor stopper 112 is mounted at both front and rear ends of the two rails for detecting the position.
The electrical system in the electrical cabinet adopts a variable frequency drive and fault safety type PLC control system, and is provided with a power supply device, a switch control device and the like. The control device safely and stably performs the wire replacement operation.
Wherein, the utility model discloses a trade roof beam type switch structure can realize the switching method, and it is when the intermediate position shown in figure 1, and electrical system is when the received signal need carry out the switch, and the locking push rod 41 that is arranged in front end locking device 71 and the two rear end locking devices 73 at 5 both ends of the straight roof beam of switch upwards contracts and drives locking lever 44 and take out from locking seat 45 and put in place, and at this moment, the unblock of switch roof beam finishes, and electrical sensor 46 can give electrical system with this signal transfer. Subsequently, the front driving device 2 and the rear driving device 9 simultaneously make linear motion to respectively push the front slider device 3 and the rear slider device 10 to respectively move in the sliding grooves of the front gantry beam 1 and the rear gantry beam 7, so as to drive the first turnout curved beam 4, the turnout straight beam 5 and the second turnout curved beam 6 to move downwards (facing to the paper surface). After the three switch beams move in place, and at the moment, after the front position sensor and the first position rear end sensor simultaneously detect in place, the front driving device 2 and the rear driving device 9 stop moving, the locking push rod 41 in the front end locking device 71 and the first position rear end locking device 72 extends downwards to drive the locking rod 44 to be inserted into the locking seat 45 and to be in place, and at the moment, the switch beams are locked completely, and the electric sensor 46 transmits the signal to the electric system. Therefore, the turnout completes the switching work of switching from the turnout straight beam 5 at the second position to the turnout curved beam 4 at the first position, and vehicles can safely pass through. In the same way, switching from the line connection of the second turnout straight beam 5 to the line connection of the third turnout curved beam 6 and from the line connection of the first turnout curved beam 4 to the line connection of the third turnout curved beam 6 and vice versa can be completed, as shown in fig. 12 and 13.
Therefore, the utility model has the advantages that:
1. the driving device adopts a set of electric push rods, so that the linear motion positioning precision is high and the performance is reliable;
2. the displacement and the guide of the turnout beam adopt a sliding chute sliding block mode, and the sliding position adopts a friction reducing plate, so that the reliability is high, and the maintenance cost is low;
3. the front and rear portal beams adopt a hollow double-beam structure, so that the rigidity is high, the stress deformation is small, the alignment precision of the turnout beam is improved, and the manufacturing and processing cost is low
4. The locking adopts the self-locking mode of the front and rear door frame beams and the turnout beam, the adjacent lines do not need special design and production, and the cost is lower.
5. The locking devices are arranged at the two ends of the turnout beam, the sensing property of in-place detection is realized, the double insurance is realized, and the reliability is high.
It is to be understood that the above description and illustrations are exemplary only and are not intended to limit the present disclosure, application, or uses. While embodiments have been described in the embodiments and depicted in the drawings, the present invention is not limited to the particular examples illustrated by the drawings and described in the embodiments as the best mode presently contemplated for carrying out the teachings of the present invention, and the scope of the present invention is intended to include any embodiments that fall within the foregoing description and the appended claims.
Claims (8)
1. The utility model provides a trade roof beam type switch structure for suspension type track traffic, includes that preceding portal beam, preceding drive arrangement, preceding slider device, first fork bend roof beam, the straight roof beam of switch, second switch bend roof beam, back portal beam, locking device, back drive arrangement and back slider device, its characterized in that:
the front of the front portal beam is provided with a turnout entering track beam and a turnout entering track beam supporting portal, the rear end of the turnout entering track beam is supported on two turnout entering track supporting portals, the rear of the rear portal beam is provided with a turnout exit track beam at one position, a turnout exit beam at the second position, a turnout exit beam at the third position and a turnout exit beam supporting portal, the front ends of the turnout exit track beam at the first position, the turnout exit beam at the second position and the turnout exit beam at the third position are supported on the turnout exit track beam supporting portal, the first turnout curved beam and the second turnout curved beam are respectively arranged on two sides of a turnout straight beam, and the first turnout curved beam and the second turnout curved beam are of a symmetrical structure;
the front end upper portions of the first turnout curved beam, the turnout straight beam and the second turnout curved beam are connected to the front slider device through a front pin shaft, the rear end upper portions of the first turnout curved beam, the turnout straight beam and the second turnout curved beam are connected to the rear slider device through a rear pin shaft, the front slider device and the rear slider device are respectively located in sliding grooves of the front door frame beam and the rear door frame beam and are respectively connected with the front driving device and the rear driving device through mounting seats, and therefore the front slider device and the rear slider device are respectively driven to synchronously move linearly in the sliding grooves of the front door frame beam and the rear door frame beam through the front driving device and the rear driving device.
2. The switch structure of beam-changing type for suspended rail transit as claimed in claim 1, wherein: the front ends of the first turnout curved beam and the second turnout curved beam are rigidly abutted and fixed on the two sides of the front end of the turnout straight beam through a connecting plate, the first turnout curved beam and the second turnout curved beam have certain curvature from front to back, and the rear ends of the first turnout curved beam and the second turnout curved beam are rigidly fixed on the two sides of the rear end of the turnout straight beam at a certain distance through a connecting column.
3. The switch structure of beam-changing type for suspended rail transit as claimed in claim 1, wherein: still contain the annex assembly, the annex assembly includes flashing board and cat ladder.
4. The switch structure of beam-changing type for suspended rail transit as claimed in claim 1, wherein: the side surfaces and the lower surfaces of the two sides of the front sliding block device and the rear sliding block device are provided with antifriction plates, and the corresponding positions in the sliding grooves of the front door frame beam and the rear door frame beam are also provided with antifriction plates, so that the friction resistance is reduced, and the service life is prolonged.
5. The switch structure of beam-changing type for suspended rail transit as claimed in claim 1, wherein: the front door frame beam is provided with a front end locking device and a front end in-place sensor at one side close to the turnout entering track beam, one side of the rear door frame beam close to the turnout exiting track beam is provided with a first position locking device and a first position rear end in-place sensor at a position corresponding to the first position turnout exiting track beam, a second position rear end locking device and a second position rear end in-place sensor at a position corresponding to the second position turnout exiting track beam, and a third position rear end locking device and a third position rear end in-place sensor at a position corresponding to the third position turnout exiting track beam.
6. The switch structure of beam-changing type for suspended rail transit as claimed in claim 5, wherein: the locking device comprises a locking push rod, a supporting seat, a locking rod, a guide sliding groove seat, a locking seat and a locking sensor, wherein the locking push rod is arranged on a front door frame beam or a rear door frame beam through the supporting seat, the locking seat is respectively arranged at the front end and the rear end of a first turnout curved beam, a turnout straight beam and a second turnout curved beam, the locking rod is connected with the front end of the locking push rod, and the locking sensor is arranged on the locking seat.
7. The switch structure of beam-changing type for suspended rail transit as claimed in claim 6, wherein: the guide sliding groove seat is fixed on the lower surface of the front door frame beam or the rear door frame beam and is provided with a guide sliding groove for the locking rod to penetrate through so as to guide and fix in the movement process.
8. The switch structure of beam-changing type for suspended rail transit as claimed in claim 6, wherein: the cross section of the locking rod and the cross section of the hole of the locking seat hole are square or rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922215887.7U CN212103502U (en) | 2019-12-11 | 2019-12-11 | Beam-changing type turnout structure for suspended rail transit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922215887.7U CN212103502U (en) | 2019-12-11 | 2019-12-11 | Beam-changing type turnout structure for suspended rail transit |
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| Publication Number | Publication Date |
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| CN212103502U true CN212103502U (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922215887.7U Active CN212103502U (en) | 2019-12-11 | 2019-12-11 | Beam-changing type turnout structure for suspended rail transit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886157A (en) * | 2019-12-11 | 2020-03-17 | 中铁工程机械研究设计院有限公司 | Beam-changing turnout structure for suspended rail transit and switching method |
-
2019
- 2019-12-11 CN CN201922215887.7U patent/CN212103502U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886157A (en) * | 2019-12-11 | 2020-03-17 | 中铁工程机械研究设计院有限公司 | Beam-changing turnout structure for suspended rail transit and switching method |
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