CN204037554U - A kind of rail traffic platform safety tread manual unlocking resetting structure - Google Patents
A kind of rail traffic platform safety tread manual unlocking resetting structure Download PDFInfo
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- CN204037554U CN204037554U CN201420393714.9U CN201420393714U CN204037554U CN 204037554 U CN204037554 U CN 204037554U CN 201420393714 U CN201420393714 U CN 201420393714U CN 204037554 U CN204037554 U CN 204037554U
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Abstract
The utility model discloses a kind of rail traffic platform safety tread manual unlocking resetting structure, comprise bull stick in a switch, a trip lever and a unblock; Slider bar arranges a reset fulcrum; Trip lever and unblock transfer bar are rotatably connected on fixed frame base respectively, and switch is fixed on fixed frame base, and detect the turned position of bull stick in unlocking, the signal output part of switch, is connected with controller; When trip lever turns to the first deviation angle, promote bull stick in unblock and touch this switch, slider bar regained by controller; When trip lever turns to the 5th deviation angle, prop up point cantact with the reset of slider bar, regain slider bar.By this manual unlocking resetting structure, even if there is burst emergency situation, as platform power failure pedal cannot be regained, or indivedual pedal catastrophic failure cannot be regained, etc., also by manpower intervention, in time pedal is regained, thus avoid all trackings hand over train to cause damage or produce dysgenic possibility to the operation of train as far as possible.
Description
Technical field
The utility model relates to field of track traffic, particularly relates to track traffic safeguard technology.
Background technology
In urban rail transit construction process, in order to ensure the safety traffic of train, between platform and train body, often leaving certain gap, bringing certain potential safety hazard to passenger thus.Easily tripped by gap in passenger getting on/off process or because stepping on sky, pin snapped in gap.In order to address this problem, existing part rail intersection road, installs fixing rubber pedal at platform edge, to reduce the gap between platform and train body, meanwhile, in train driving process, rubs even if produce with pedal, is also not easy to damage car body.
But prior art has following deficiency:
First, although gap between platform and car body reduces, but still exist, still there is potential safety hazard, for disabled person, infant and the women that wears high heels, this problem is particularly outstanding.
Secondly, in train driving process, easily produce friction between car body and pedal and clash into, long-term accumulated, easily causes damage to train.Further, the damage rate of platform pedal is relatively high, and later maintenance cost is higher.
This contriver of the present utility model be have developed to a kind of rail traffic platform safety tread of concertina type, for concertina type safety tread, to prevent and fault in time under its bursty state of process is absolutely necessary, such as pedal stretch out rear because having a power failure, how in time and controllably regained a variety of causes such as out of control be when cannot regain.
Utility model content
The technical matters that the utility model mainly solves is to provide a kind of rail traffic platform safety tread manual unlocking resetting structure, by this manual unlocking resetting structure, even if there is burst emergency situation, as platform power failure pedal cannot be regained, or indivedual pedal catastrophic failure cannot be regained, etc., also by manpower intervention, timely by pedal withdrawal, thus avoid all trackings hand over train to cause damage or produce dysgenic possibility to the operation of train as far as possible.。
In order to solve the problems of the technologies described above, the utility model provides a kind of rail traffic platform safety tread manual unlocking resetting structure, wherein rail traffic platform safety tread comprises: fixed frame base 400, slider bar 500 and tread elements 600, and tread elements 600 is fixed on the front end of slider bar 500; Fixing at least two group roller type slide block groups at least three longitudinal beams 402 of fixed frame base 400, often organize roller type slide block group and comprise at least one pair of roller type slide block 403, corresponding fixing at least two group parallel sliding tracks 503 in slider bar 500, position is corresponding with the roller type slide block group on fixed frame base 400, and slider bar 500 is connected with the roller type slide block group plug-in type on fixed frame base 400 by slide rail 503; Fixed frame base 400 is fixed a motor 801, drives described slider bar 500 that fore and aft motion occurs by motor 801;
Described manual unlocking resetting structure comprises bull stick 1103 in switch 1101, trip lever 1102 and a unblock; Described slider bar 500 is arranged a reset fulcrum;
Trip lever 1102 and unblock transfer bar 1103 are rotatably connected on fixed frame base 400 respectively, and one end A end of trip lever 1102 is held with one end X of bull stick 1103 in unblock and contacted in partial angular extents; The other end B end of trip lever 1102 contacts in partial angular extents with the reset fulcrum of slider bar 500; Described switch 1101 is fixed on fixed frame base 400, and for detecting the turned position of bull stick 1103 in unblock, switch 1101 comprises a signal output part, is connected with controller;
When described trip lever 1102 turns to the first deviation angle, its A holds the X end in contact with bull stick 1103 in described unblock, promote bull stick 1103 in unblock and turn to the second deviation angle, touch described switch 1101, switch 1101 sends an electric signal by touching backward controller, and slider bar 500 regained by indicating controller;
When described trip lever 1102 turns to the 5th deviation angle, prop up point cantact with the reset of slider bar 500, with described reset fulcrum for stress point, regain described slider bar 500;
Described first deviation angle is less than described 5th deviation angle.
As further improvement, described rail traffic platform safety tread also comprises a drg 810, is connected with motor 801, carries out control for brake to described motor 801; In described unblock, the X of bull stick 1103 is held and is connected by stay cord between the manual unlocking switch of drg 810;
When described trip lever 1102 turns to the 3rd deviation angle, promote bull stick 1103 in unblock and turn to the 4th deviation angle, the stay cord in unblock between bull stick 1103 and drg 810 tightens up, and touches the manual unlocking device switch of drg 810;
Described 3rd deviation angle is less than described 5th deviation angle and is greater than described first deviation angle, and described 4th deviation angle is greater than described second deviation angle.
As further improvement, the motor 801 under described drg 810 pairs of non-operating state carries out control for brake, when receiving the order that described motor 801 starts, unlocks described motor 801.
As further improvement, fixed frame base 400 arranges a transmission shaft 804, the output shaft of motor 801 front end and transmission shaft 804 synchronized links, when motor 801 rotates, drive transmission shaft 804 synchronous axial system;
The horizontal diverse location of fixed frame base 400 is fixed with at least three transmission nodes, by Timing Belt synchronized links between each transmission node and transmission shaft 804, drives the transmission forward or backwards of each Timing Belt by transmission shaft 804;
Fixing at least three buckles in slider bar 500, at least three Timing Belts described in being connected to respectively, with the generation of the transmission forward or backwards fore and aft motion of described each Timing Belt.
As further improvement, described trip lever 1102 is rotatably connected on fixed frame base 400 with bull stick 1103 in unblock respectively by support 1104 and 1105;
Described trip lever 1102 is connected a reduction torsion spring with between support 1104, is connected a reduction torsion spring in described unblock between bull stick 1103 with support 1105.
As further improvement, described switch 1101 can be limit switch or proximity switch.
As further improvement, described stay cord can be steel wire tow line.
As further improvement, vertically insert a latch 1106 at the centre of gration position of trip lever 1102, the external handle of latch 1106, the stressed rear drive latch 1106 of handle rotates, and drives trip lever 1102 to rotate by latch 1106.
As further improvement, load-bearing cover plate is covered with above described fixed frame base 400, described latch 1106 is not fixedly connected with handle, and described load-bearing cover plate reserves a unlock hole with described latch 1106 opposite position, inserts be connected for described handle with described latch.
As further improvement, described tread elements 600 is profile of tooth antiskid pedal; Described fixed frame pan frontward end is also fixed with one group of fishback, is meshed with the described profile of tooth antiskid pedal in slider bar 500.
Compared with prior art, the key distinction and effect thereof are the utility model embodiment: arrange a manual unlocking resetting structure, comprise bull stick 1103 in switch 1101, trip lever 1102 and a unblock; Slider bar 500 arranges a reset fulcrum; Trip lever 1102 and unblock transfer bar 1103 are rotatably connected on fixed frame base 400 respectively, and one end A end of trip lever 1102 is held with one end X of bull stick 1103 in unblock and contacted in partial angular extents; The other end B end of trip lever 1102 contacts in partial angular extents with the reset fulcrum of slider bar 500; Described switch 1101 is fixed on fixed frame base 400, and for detecting the turned position of bull stick 1103 in unblock, switch 1101 comprises a signal output part, is connected with controller; When described trip lever 1102 turns to the first deviation angle, its A holds the X end in contact with bull stick 1103 in described unblock, promote bull stick 1103 in unblock and turn to the second deviation angle, touch described switch 1101, switch 1101 sends an electric signal by touching backward controller, and slider bar 500 regained by indicating controller; When described trip lever 1102 turns to the 5th deviation angle, prop up point cantact with the reset of slider bar 500, with described reset fulcrum for stress point, regain described slider bar 500.By this manual unlocking resetting structure, even if there is burst emergency situation, as platform power failure pedal cannot be regained, or indivedual pedal catastrophic failure cannot be regained, etc., also by manpower intervention, in time pedal is regained, thus avoid all trackings hand over train to cause damage or produce dysgenic possibility to the operation of train as far as possible.
Accompanying drawing explanation
Fig. 1 is the safety tread schematic diagram being arranged on platform in the utility model one better embodiment;
Fig. 2 is the safety tread schematic diagram under state of stretching out in the utility model one better embodiment;
Fig. 3 is the safety tread schematic diagram in the utility model one better embodiment under retracted mode;
Fig. 4 is fixed frame base 400 constructional drawing in the utility model one better embodiment;
Fig. 5 is the constructional drawing of slider bar 500 and tread elements 600 in the utility model one better embodiment;
Fig. 6 is the schematic diagram that in the utility model one better embodiment, slider bar stretches out fixed frame base;
Fig. 7 is the schematic diagram of slider bar retraction fixed frame base in the utility model one better embodiment;
Fig. 8 is platform safety tread motor transmission part constructional drawing in the utility model one better embodiment;
Fig. 9 is Fig. 8 upper right corner partial enlarged drawing;
Figure 10 is Fig. 8 upper left corner partial enlarged drawing;
Figure 11 is platform safety tread manual unlocking resetting structure schematic diagram in the utility model one better embodiment;
Figure 12 is Figure 11 right half part partial enlarged drawing;
Figure 13 is the plan sketch of manual unlocking resetting structure under general state in the utility model one better embodiment;
Figure 13 a is Figure 13 right half part partial enlarged drawing;
Figure 14 is the plan sketch of manual unlocking resetting structure when the first deviation angle in the utility model one better embodiment;
Figure 14 a is Figure 14 right half part partial enlarged drawing;
Figure 15 is the plan sketch of manual unlocking resetting structure when the 3rd deviation angle in the utility model one better embodiment;
Figure 15 a is Figure 15 right half part partial enlarged drawing;
Figure 16 is the plan sketch of manual unlocking resetting structure when the 5th deviation angle in the utility model one better embodiment;
Figure 16 a is Figure 16 right half part partial enlarged drawing.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
The utility model one better embodiment relates to a kind of rail traffic platform safety tread manual unlocking resetting structure.First introduce rail traffic platform safety tread, safety tread, for filling up the gap between rail traffic platform and Train door, prevents passenger from being tripped by gap when getting on or off the bus or pin snaps in gap because stepping on sky.This safety tread is arranged on station edge of table, as shown in Figure 1.This safety tread has and stretches out and retraction two states, and respectively as shown in Figures 2 and 3, enter the station at train, during car door opening, safety tread is in the state of stretching out, and guarantees seamless link between platform and car door; Before launch train, safety tread retraction platform, in train travelling process, safety tread is in retracted mode, guarantees to keep certain gap between platform and car body, ensures the safety traffic of train.
Be introduced the structure of safety tread below, this safety tread comprises fixed frame base 400, slider bar 500 and tread elements 600, respectively as shown in Figure 4 and Figure 5.Wherein, tread elements 600 is fixed on the front end of slider bar 500.What adopt in present embodiment is profile of tooth antiskid pedal, in actual applications, also can adopt common light face pedal.In Fig. 4, three longitudinal beams 402 of fixed frame base 400 secure two groups of roller type slide block groups, often group comprises two pair roller type slide blocks 403, each roller type slide block 403 is separately fixed at the left and right sides of three longitudinal beams 402, (in Fig. 4, only show two couples (four) the roller type slide block 403 being positioned at fixed frame base right half part, be arranged on longitudinal beam on the right of fixed frame base and middle respectively, fixed frame base left-half installs two pair roller type slide blocks 403 equally, be positioned on the fixed frame base left side and middle longitudinal beam, its structure and right half part are substantially identical).In slider bar 500, correspondence fixes two groups of parallel sliding tracks 503, and position is corresponding with the roller type slide block group on fixed frame base 400, and slider bar 500 is connected with the roller type slide block group plug-in type on fixed frame base 400 by slide rail 503.In the present embodiment, slider bar 500 is divided into two, left and right independently small frame 501, and each small frame 501 comprises two longitudinal beams 502, and every root longitudinal beam 502 is all fixed with slide rail 503.Slider bar about 500 two small frames 501 are connected with the roller type slide block group plug-in type on fixed frame base 400 by slide rail 503, and two small frames 501 carry out fore and aft motion each via the roller type slide block 403 of correspondence along slide rail direction.Tread elements 600 is fixed on the front end of slider bar 500, along with the fore and aft motion of slider bar 500, stretches out or retraction fixed frame base 400, and it stretches out distinguishes as shown in Figure 6 and Figure 7 with retracted mode.Fixed frame base 400 is fixed a motor 801, drives slider bar 500 that fore and aft motion occurs by motor 801, as shown in Figure 8.
Can connect a drg 810 after motor 801, motor 801 is all connected with controller with drg 810, and the motor 801 under drg 810 pairs of non-operating state carries out control for brake, when receiving the order that motor 801 starts from controller, unlocks motor 801.Thus put in place pedal is flexible, under the state that motor shuts down, can lock out motor, guarantee that pedal can not move forward and backward.Or under burst power down mode, can pass through the timely lock out motor of drg, control pedal stops flexible behavior, ensures that pedal remains static under power down mode, can not be elastic, to ensure passenger safety.
Be covered with load-bearing cover plate above fixed frame base 400, stand for passenger.When tread elements 600 is profile of tooth antiskid pedal, fixed frame base 400 front end can also be fixed with one group of fishback, is meshed with the profile of tooth antiskid pedal in slider bar 500.In the process of profile of tooth antiskid pedal retraction fixed frame base 400, automatically clear away the rubbish on profile of tooth antiskid pedal by fishback.In the specific implementation, fishback can be fixed on the front end of load-bearing cover plate, as shown in Figure 2.
The rail traffic platform safety tread of present embodiment comprises a manual unlocking resetting structure, as shown in figure 11 (in order to make each parts see more clear, Figure 12 has carried out partial enlargement signal to Figure 11).Manual unlocking resetting structure mainly comprises bull stick 1103 in switch 1101, trip lever 1102, unblock.Wherein, switch 1101 can be limit switch (travel switch), also can be proximity switch.Trip lever 1102 and unblock transfer bar 1103 are rotatably connected on fixed frame base 400 respectively by support 1104 and support 1105.Generally, can be fixed on fixed frame base 400 by support 1104 and support 1105, trip lever 1102 and support 1104 are rotationally connected, and in unblock, bull stick 1103 and support 1105 are rotationally connected.Switch 1101 is fixed on fixed frame base 400, and for detecting the turned position of bull stick 1103 in unblock, switch 1101 comprises a signal output part, is connected with controller; Vertically insert a latch 1106 at the centre of gration position of trip lever 1102, drive trip lever 1102 to rotate by latch 1106.One end (being called that A holds) of trip lever 1102 contacts in partial angular extents with one end (being called that X holds) of bull stick 1103 in unblock.The other end (being called that B holds) of trip lever 1102 contacts in partial angular extents with the fulcrum 513 of slider bar 500, as shown in Figure 13 and 13a (Figure 13 shows the annexation at each position manual unlocking resetting structure from depression angle, Figure 13 a is the partial schematic diagram of Figure 13).In unblock, the X end of bull stick 1103 is connected by stay cord with between drg 810, the preferred steel rope of stay cord.One end of stay cord connects the X end of bull stick 1103 in unblock, the manual unlocking device (also known as manual release device) of other end connecting brake 810.
In the process of trip lever 1102 rotation, its A holds the X end in contact with bull stick 1103 in unblock, and in promotion unblock, bull stick 1103 rotates.As shown in figure 14, when trip lever 1102 turns to the first deviation angle, promote bull stick 1103 in unblock and turn to the second inclination angle, touch switch 1101, switch 1101 is touched rear generation one electric signal, is transferred to controller, sends automatic retraction order by controller to motor 801, motor 801 rotates, and regains slider bar 500.Specifically, if switch 1101 is limit switch, in then unlocking, bull stick 1103 contacts with the fork of limit switch in partial angular extents, when in unblock, bull stick 1103 turns to the second deviation angle, promote the fork of limit switch, touch this limit switch, as shown in figs. 14 and 14 a (Figure 14 a is the partial schematic diagram of Figure 14).If switch 1101 is proximity switch, then, when in unlocking, bull stick 1103 turns to the second deviation angle, enter the induction range of proximity switch, proximity switch senses bull stick 1103 in unblock, touches this proximity switch.
If after in unlocking, bull stick 1103 turns to the second deviation angle, slider bar is not retracted, such as in the power-off state, then trip lever 1102 is rotated further, as shown in Figure 15 and 15a (Figure 15 a is the partial schematic diagram of Figure 15), when trip lever 1102 turns to the 3rd deviation angle, promote bull stick 1103 in unblock and turn to the 4th deviation angle, after reaching the 4th deviation angle, stay cord in unblock between bull stick 1103 and drg 810 tightens up, touch the manual unlocking device switch of drg 810, manual unlocking device starts, and carries out manual release to motor 801.Then, trip lever 1102 is rotated further, and when turning to the 5th deviation angle, its B end contacts with the fulcrum 513 of slider bar 500, promotes slider bar 500 and inwardly moves, regain slider bar, as shown in Figure 16 and 16a (Figure 16 a is the partial schematic diagram of Figure 16).In the specific implementation, the A of trip lever 1102 end can be set to arc, thus when bull stick 1103 turns to the 3rd deviation angle in unblock, no longer receive the rotary thrust of trip lever 1102, in unblock, bull stick can no longer rotate.
In addition, different pedal may comprise for different brake mode, in present embodiment, in unblock, bull stick 1103 also can not be connected with drg 810, when trip lever 1102 turns to the first deviation angle, slider bar is not retracted, trip lever 1102 directly can turn to the 5th cheap angle, manual withdrawal slider bar 500.
When reality uses, polygon (as square, the triangle) S. A. of latch 1106 can be inserted in by a handle, manually rotate handle, drive latch 1106 to rotate, and then drive trip lever 1102 to rotate.Handle is not fixedly connected in latch 1106.Corresponding, with latch 1106 opposite position on load-bearing cover plate, need to leave unlock hole, be inserted in latch 1106 for handle.
A torsion spring 1107 can also be connected, as shown in figure 11, in the process that trip lever 1102 rotates between trip lever 1102 with support 1104, torsion spring 1107 is tightened up, after slider bar 500 is retracted, trip lever 1102 no longer receives rotational force, is automatically resetted by trip lever 1102 by torsion spring 1107.Can connect a torsion spring (not showing clear in Figure 11) equally between bull stick 1103 with support 1105 in unblock, in the process that bull stick 1103 rotates in unblock, this torsion spring is tightened up, and after trip lever 1102 resets, is automatically resetted by bull stick in unblock 1103 by this torsion spring.
By this manual unlocking resetting structure, even if there is burst emergency situation, as platform power failure pedal cannot be regained, or indivedual pedal catastrophic failure cannot be regained, etc., also by manpower intervention, in time pedal is regained, under non-powering-off state, only need one to pull gently, touch switch 1101, gets final product automatic drawing back pedal; Under powering-off state, be rotated further handle, can manually pedal be regained.Thus avoid all trackings hand over train to cause damage or produce dysgenic possibility to the operation of train as far as possible.
Further, in present embodiment, motor 801 drives slider bar 500 that the concrete mode of fore and aft motion occurs can as shown in Figure 8 (Fig. 9 and Figure 10 is Fig. 8 upper right corner and upper left corner partial enlarged drawing), on fixed frame base 400, motor 801 is installed, on the output shaft 802 of motor 801 front end, fix a synchronous cog belt wheel 803.On fixed frame base 400, also install a long turning cylinder 804, turning cylinder 804 secures 4 synchronizing jugged belt wheels, one of them is main synchronizing jugged belt wheel 805, and all the other 3 is from synchronizing jugged belt wheel 807.Main synchronizing jugged belt wheel 805 and the synchronizing jugged belt wheel 804 on motor output shaft, by same synchronous cog belt 806 (being called main synchronous cog belt) synchronized links, the latch of the connected synchronizing jugged belt wheel of the draw-in groove on synchronous cog belt is engaged mutually.When motor 801 rotates, synchronizing jugged belt wheel 803 is driven to rotate, by the serial verb construction of synchronizing jugged belt wheel 803, main synchronous cog belt 806 and main synchronizing jugged belt wheel 805, control the rotation of turning cylinder 804, so by turning cylinder 804 synchronously drive diverse location on it from synchronizing jugged belt wheel 807.
On fixed frame base 400, with on turning cylinder 804 three from synchronizing jugged belt wheel 807 opposite position, be also respectively arranged with three tensioning pulleys 809 (as transmission node), be fixed on fixed frame base 400 by support.On the turning cylinder 804 that tensioning pulley 809 on fixed frame base 400 is corresponding with it from synchronizing jugged belt wheel 807, be in transmission connection by same synchronous cog belt 808 (from synchronous cog belt).When turning cylinder 804 synchronously drives and respectively occurs to rotate forward or backwards from synchronizing jugged belt wheel 807, synchronously drive from synchronous cog belt 808 transmission forward or backwards.
Three longitudinal beams 502 of slider bar 500 are provided with separately a belt clamps 504 (buckle), be connected to 3 respectively from synchronous cog belt 808, drive from synchronous cog belt 808 by turning cylinder 804, forward or backwards during transmission, drive belt clamps 504 to seesaw, and then drive the elastic motion of slider bar 500.
By above-mentioned Multipoint synchronous drive mechanism; can guarantee slider bar 500 in telescopic process can multiple spot stressed; thus ensure slider bar uniform force in horizontal each position; and then in long operational process, deformation is less likely to occur; extend its service life, ensure the stability in its operation process and safety.
As further improvement, fixed frame base 400 arranges one group of proximity switch 811 along belt clamps 504 moving line (namely edge is from synchronous cog belt 808), as shown in Figure 8, the signal output part of each proximity switch 811 is connected with controller, each proximity switch 811 pairs of belt clampss 504 detect, when this belt clamps 504 enters the induction range of a certain proximity switch 811, this proximity switch 811 sends an electric signal to controller, controller determines the moving position of belt clamps 504 according to the position of the proximity switch sending electric signal, and then the telescopic location of current pedal part 500 is determined by the position at belt clamps 504 place, judge that whether tread elements 500 is flexible to put in place.When belt clamps is metal material, proximity switch 811 can be metal detection sensor.
Although by referring to some preferred implementation of the present utility model, the utility model illustrated and describe, but those of ordinary skill in the art should be understood that and can do various change to it in the form and details, and does not depart from spirit and scope of the present utility model.
Claims (10)
1. the manual unlocking resetting structure of a rail traffic platform safety tread, it is characterized in that, described rail traffic platform safety tread comprises: fixed frame base (400), slider bar (500) and tread elements (600), and tread elements (600) is fixed on the front end of slider bar (500); In the upper fixing at least two group roller type slide block groups of at least three longitudinal beams (402) of fixed frame base (400), often organize roller type slide block group and comprise at least one pair of roller type slide block (403), the upper corresponding fixing at least two group parallel sliding tracks (503) of slider bar (500), position is corresponding with the roller type slide block group on fixed frame base (400), and slider bar (500) is connected with the roller type slide block group plug-in type on fixed frame base (400) by slide rail (503); Fixed frame base (400) is fixed a motor (801), drives described slider bar (500) that fore and aft motion occurs by motor (801);
Described manual unlocking resetting structure comprises bull stick (1103) in a switch (1101), a trip lever (1102) and a unblock; Described slider bar (500) is arranged a reset fulcrum;
Trip lever (1102) and unblock transfer bar (1103) are rotatably connected on fixed frame base (400) respectively, and one end A end of trip lever (1102) is held with one end X of bull stick (1103) in unblock and contacted in partial angular extents; The other end B end of trip lever (1102) contacts in partial angular extents with the reset fulcrum of slider bar (500); Described switch (1101) is fixed on fixed frame base (400), and for detecting the turned position of bull stick in unblock (1103), switch (1101) comprises a signal output part, is connected with controller;
When described trip lever (1102) turns to the first deviation angle, its A holds the X end in contact with bull stick (1103) in described unblock, promote bull stick (1103) in unblock and turn to the second deviation angle, touch described switch (1101), switch (1101) sends an electric signal by touching backward controller, and slider bar (500) regained by indicating controller;
When described trip lever (1102) turns to the 5th deviation angle, prop up point cantact with the reset of slider bar (500), with described reset fulcrum for stress point, regain described slider bar (500);
Described first deviation angle is less than described 5th deviation angle.
2. the manual unlocking resetting structure of rail traffic platform safety tread according to claim 1, it is characterized in that, described rail traffic platform safety tread also comprises a drg (810), is connected with motor (801), carries out control for brake to described motor (801); In described unblock, the X end of bull stick (1103) is connected by stay cord with between the manual unlocking switch of drg (810);
When described trip lever (1102) turns to the 3rd deviation angle, promote bull stick (1103) in unblock and turn to the 4th deviation angle, stay cord in unblock between bull stick (1103) and drg (810) tightens up, and touches the manual unlocking device switch of drg (810);
Described 3rd deviation angle is less than described 5th deviation angle and is greater than described first deviation angle, and described 4th deviation angle is greater than described second deviation angle.
3. the manual unlocking resetting structure of rail traffic platform safety tread according to claim 1, it is characterized in that, described drg (810) carries out control for brake to the motor (801) under non-operating state, when receiving the order that described motor (801) starts, described motor (801) is unlocked.
4. the manual unlocking resetting structure of rail traffic platform safety tread according to claim 1, it is characterized in that, fixed frame base (400) arranges a transmission shaft (804), the output shaft of motor (801) front end and transmission shaft (804) synchronized links, drive transmission shaft (804) synchronous axial system when motor (801) rotates;
Fixed frame base (400) horizontal diverse location is fixed with at least three transmission nodes, by Timing Belt synchronized links between each transmission node and transmission shaft (804), drives the transmission forward or backwards of each Timing Belt by transmission shaft (804);
Upper fixing at least three buckles of slider bar (500), at least three Timing Belts described in being connected to respectively, with the generation of the transmission forward or backwards fore and aft motion of described each Timing Belt.
5. the manual unlocking resetting structure of rail traffic platform safety tread according to claim 1, it is characterized in that, described trip lever (1102) is rotatably connected on fixed frame base (400) with bull stick (1103) in unblock respectively by support (1104) and support (1105);
Be connected a reduction torsion spring between described trip lever (1102) with support (1104), in described unblock, between bull stick (1103) with support (1105), be connected a reduction torsion spring.
6. the manual unlocking resetting structure of rail traffic platform safety tread according to claim 1, is characterized in that, described switch (1101) is limit switch or proximity switch.
7. the manual unlocking resetting structure of rail traffic platform safety tread according to claim 2, is characterized in that, described stay cord is steel wire tow line.
8. the manual unlocking resetting structure of rail traffic platform safety tread according to claim 1, it is characterized in that, a latch (1106) is vertically inserted at the centre of gration position of trip lever (1102), the external handle of latch (1106), the stressed rear drive latch (1106) of handle rotates, and drives trip lever (1102) to rotate by latch (1106).
9. the manual unlocking resetting structure of rail traffic platform safety tread according to claim 1, it is characterized in that, described fixed frame base (400) top is covered with load-bearing cover plate, described latch (1106) is not fixedly connected with handle, described load-bearing cover plate reserves a unlock hole with described latch (1106) opposite position, inserts with described latch for described handle and be connected.
10. the manual unlocking resetting structure of rail traffic platform safety tread according to claim 1, is characterized in that, described tread elements (600) is profile of tooth antiskid pedal; Described fixed frame pan frontward end is also fixed with one group of fishback, is meshed with the described profile of tooth antiskid pedal in slider bar (500).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420393714.9U CN204037554U (en) | 2014-07-16 | 2014-07-16 | A kind of rail traffic platform safety tread manual unlocking resetting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420393714.9U CN204037554U (en) | 2014-07-16 | 2014-07-16 | A kind of rail traffic platform safety tread manual unlocking resetting structure |
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| Publication Number | Publication Date |
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| CN204037554U true CN204037554U (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420393714.9U Expired - Fee Related CN204037554U (en) | 2014-07-16 | 2014-07-16 | A kind of rail traffic platform safety tread manual unlocking resetting structure |
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| CN (1) | CN204037554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740926A (en) * | 2016-12-28 | 2017-05-31 | 南京康尼机电股份有限公司 | A kind of safety insulating device for rail transit train |
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- 2014-07-16 CN CN201420393714.9U patent/CN204037554U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106740926A (en) * | 2016-12-28 | 2017-05-31 | 南京康尼机电股份有限公司 | A kind of safety insulating device for rail transit train |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |