CN209258137U - A kind of train safety folding step system - Google PatentsA kind of train safety folding step system Download PDF
- Publication number
- CN209258137U CN209258137U CN201821910078.7U CN201821910078U CN209258137U CN 209258137 U CN209258137 U CN 209258137U CN 201821910078 U CN201821910078 U CN 201821910078U CN 209258137 U CN209258137 U CN 209258137U
- Prior art keywords
- plate outlet
- drive rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- 238000004140 cleaning Methods 0.000 claims abstract description 64
- 239000007921 sprays Substances 0.000 claims abstract description 28
- 239000007788 liquids Substances 0.000 claims abstract description 25
- 210000003437 Trachea Anatomy 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 5
- 230000002093 peripheral Effects 0.000 claims description 4
- 230000000149 penetrating Effects 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims 1
- 239000011901 water Substances 0.000 abstract 7
- 239000007789 gases Substances 0.000 abstract 1
- 230000005484 gravity Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002045 lasting Effects 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001429 stepping Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
The utility model discloses a kind of train safety folding step systems, its key points of the technical solution are that: including the cavity below compartment is arranged in, and the pedal in cavity is set, with the driving device mobile for driving pedal, pedal and driving device are located at the underface of train door, and the plate outlet that can accommodate pedal disengaging is provided with immediately below train door；It is provided in cavity and clean cleaning device is carried out to pedal；Cleaning device includes cleaning liquid mechanism and gas blowout cleaning mechanism；The cleaning liquid mechanism includes top several spray nozzles uniformly distributed along plate outlet length direction that plate outlet is arranged in, it is arranged in cavity inner water tank and water pump, it is connected with each other between water tank and water pump by the first water receiving pipe, water pump and liquid mouth is connect by the interconnection of the second water receiving pipe, the spray nozzle is arranged downwards.The utility model has the advantages that: cleaning can be carried out to pedal automatically, to reduce the consumption of human resources.
The utility model relates to technical field of rail traffic, and in particular to a kind of train safety folding step system.
During urban rail transit construction, in order to guarantee the form of security of train, stands and often stayed between train body There is certain gap, thus brings some potential safety problems to passenger.Be easy during unloading on passenger to be tripped by gap or Foot is stuck in gap due to stepping on sky.Pedal can be all provided in existing train, to make up drawbacks described above.
The Chinese utility model patent of Publication No. CN206766032U discloses a kind of train safety folding step service system. It includes that the cavity of the lower section of compartment and the pedal being arranged in cavity and the drive mobile for driving pedal is arranged in Dynamic device, the pedal and driving device are located at the underface of train door, are provided with to accommodate immediately below the train door and step on The plate outlet of plate disengaging and the sealing plate being adapted to plate outlet.
Since pedal is often subject to trample, mud stain is easily left on pedal, when to carry out cleaning to pedal, is also needed Manually pedal is cleaned after pedal is stretched out plate outlet by driving device, to increase the consumption of human resources.
Utility model content
The purpose of the utility model is to provide a kind of train safety folding step systems, its advantage is that can carry out automatically to pedal Cleaning, to reduce the consumption of human resources.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of train safety folding step system including the cavity below compartment is arranged in, and is arranged in cavity Pedal, and the driving device mobile for driving pedal, the pedal and driving device are located at the underface of train door, the column The plate outlet that can accommodate pedal disengaging is provided with immediately below car door；It is provided in the cavity and clean cleaning is carried out to pedal Device；
The cleaning device includes being arranged in cavity to blow the cleaning liquid mechanism and gas high pressure of pedal progress hydro-peening The gas blowout cleaning mechanism of dirt；The cleaning liquid mechanism includes that the top of plate outlet is arranged in along the uniform cloth of plate outlet length direction If several spray nozzles, be arranged in cavity inner water tank and water pump, between water tank and water pump by the first water receiving pipe be connected with each other, Water pump and liquid mouth is connect by the interconnection of the second water receiving pipe, the spray nozzle is arranged downwards.
Through the above technical solutions, driving cleaning device to open at this time when pedal is returned in cavity by driving device It is dynamic, pedal surface is cleaned by cleaning liquid mechanism and gas blowout cleaning mechanism, when cleaning liquid mechanism is opened, water pump Starting, the liquid in water tank are flowed into intake pump by the first water receiving pipe, and then liquid is further through the second water receiving pipe to spray nozzle Direction flowing, liquid is dissipated by spray nozzle is sprayed on the surface of pedal, to make pedal obtain hydro-peening, so that pedal returns every time The foul of pedal surface can be purged, be not only increased to the clean efficiency of pedal, and subtract in position to cavity The consumption of the labo r resources of artificial cleaning is lacked.
The utility model is further arranged to: the gas blowout cleaning mechanism includes being arranged to deviate from plate outlet side in spray nozzle Several gas jets, gas jets connect trachea jointly, and the other end of trachea connects the air pump of oriented gas jets gas supply.
Through the above technical solutions, air pump starting drives high pressure gas to flow into trachea when the work of gas blowout cleaning mechanism, And sprayed by gas jets, since pedal has already been through the cleaning of liquid, pedal surface can also remain water stain and foul Residual, the high pressure gas that gas jets spray, the water stain of pedal surface can be dispelled easily, not only increase the sky of pedal surface The not clean foul of pedal surface so that pedal is remaining water stain less, but also can be dispelled and be fallen by flow of air In cavity, to improve the cleaning efficiency to pedal.
The utility model is further arranged to: the spray nozzle is fan nozzle.
Through the above technical solutions, setting fan nozzle for spray nozzle, so that the liquid that spray nozzle sprays is fan-shaped, make The contact area for obtaining liquid and pedal surface is more extensive, accelerates the cleaning efficiency to pedal.
The utility model is further arranged to: several leak holes for penetrating pedal are offered on the pedal.
Through the above technical solutions, leak hole opens up, not only reduces the weight of pedal entirety, alleviate driving device Driving pressure, thus in cleaning device work, foul and it is water stain be easier to fall from leak hole, improve foul and pedal point From efficiency.
The utility model is further arranged to: the gas jets are uniformly distributed along the length direction of plate outlet.
Through the above technical solutions, gas jets are uniformly distributed so that high pressure gas can uniformly with pedal table Face contact improves the cleaning efficiency to pedal so that pedal is more preferably balanced by the purging of high pressure gas.
The utility model is further arranged to: the driving device includes being horizontally set below plate outlet to step on for support The support shaft of plate；Pedal is rotatably connected to limited block, two limited block coaxial arrangements away from the two sides of plate outlet end；Pedal Two sides are vertically arranged with drive rod, offer the limiting slot of holding limit block sliding on drive rod along the length direction of drive rod； The screw rod that drive rod is penetrated and is threadedly coupled with drive rod is provided on drive rod, plane is mutually hung down where screw rod and plate outlet Directly；One end of screw rod is provided with the servo motor affixed with cavity inner wall, and output shaft and the screw rod of servo motor are fixedly connected with each other, and drives The gag lever post for penetrating drive rod is additionally provided in lever, gag lever post is arranged in parallel in gag lever post and screw rod and drive rod sliding connects It connects, gag lever post is simultaneously fixedly connected with cavity inner wall.
Through the above technical solutions, servo motor work drives screw rod rotation, so that drive rod is limiting when train is stopped Length direction under the limitation of position bar along screw rod slides, during drive rod is mobile, mutual by limited block and limiting slot Cooperation drives pedal mobile to the direction of plate outlet under support shaft support, and during pedal is mobile, the center of gravity of pedal is slowly It is shifted to outside compartment, after the center of gravity of pedal is completely in vehicle exterior, so that limited block slides in limiting slot, and makes pedal Part in vehicle exterior rides on platform, to make pedal under platform and support shaft dual support, placement is more put down Surely, is trampled convenient for personnel
The utility model is further arranged to: the bottom of the cavity offers several leakage fluid drams that liquid is discharged.
Through the above technical solutions, leakage fluid dram opens up, enable the dirty water for having rinsed pedal that cavity is timely discharged Outside, the cleaning in cavity is kept.
The utility model is further arranged to: the support with support shaft rotation connection being arranged on the outer peripheral surface of the support shaft Pipe, support pipe and support shaft are coaxially disposed, on the outer peripheral surface of the support pipe it is uniformly distributed have pedal rub the bristle of brush.
Through the above technical solutions, will cause between pedal and support shaft during pedal is mobile in support shaft Mutual abrasion, and the setting of support pipe when pedal is mobile, drives support pipe to turn so that pedal is directly contacted with supporting plate It is dynamic, to reduce direct abrasion of the pedal to support axis surface, improve the service life of support axis；And support Guan Zhuan When dynamic, bristle rotation will drive, so that bristle scrubs the leak hole inner wall in pedal, to improve the cleaning to pedal Efficiency.
In conclusion the utility model has the following beneficial effects:
One, the labour's consumption manually cleaned is saved.When in pedal return to cavity, pass through the work of cleaning device Make, automatically the surface of pedal is cleaned；
Two, pedal is enable to enter and leave plate outlet automatically.Forward or reverse by servo motor, the shifting of drive rod is controlled It is dynamic, so that pedal be driven to reciprocatingly slide under the support of support shaft.
Detailed description of the invention
Fig. 1 is the overall structure diagram of train pedal system；
Fig. 2 is the enlarged drawing at Fig. 1 details A, and embodies driving device；
Fig. 3 is the state diagram for embodying driving device and stretching out plate outlet in pedal；
Fig. 4 is the enlarged drawing at Fig. 3 details B；
Fig. 5 is the structural schematic diagram for embodying pedal and stretching out plate outlet；
Fig. 6 is the enlarged drawing at Fig. 5 details C, and embodies torsional spring.
In figure, 1, compartment；11, train door；2, cavity；21, plate outlet；22, leakage fluid dram；3, pedal；31, leak hole；32, sliding Wheel；4, driving device；41, support shaft；42, limited block；43, drive rod；431, limiting slot；44, the first connecting plate；45, second Connecting plate；46, fixed plate；47, servo motor；48, screw rod；49, gag lever post；5, support pipe；51, bristle；6, cover board；61, it turns round Spring；62, rotating wheel；7, cleaning device；71, cleaning liquid mechanism；711, spray nozzle；712, water tank；713, water pump；714, first Water receiving pipe；715, the second water receiving pipe；72, gas blowout cleaning mechanism；721, gas jets；722, air pump；723, trachea.
A kind of train safety folding step system, as depicted in figs. 1 and 2, including the cavity 2 below compartment 1 is arranged in, with And the pedal 3 in cavity 2 is set, and the driving device 4 mobile for driving pedal 3, wherein pedal 3 and driving device 4 In the underface of train door 11, the lower horizontal of train door 11 offers the plate outlet 21 that can accommodate the disengaging of pedal 3.
As shown in Fig. 2, driving device 4 includes being set in cavity 2 positioned at the support shaft 41 of the lower section of plate outlet 21, support It is fixedly connected on the bottom surface that axis 41 is set up in cavity 2 and with 2 inner wall of cavity, 3 support of pedal is in support shaft 41；Pedal 3 is remote End two sides from plate outlet 21 are each provided with a cylindrical limited block 42, the side wall turn of two limited blocks 42 and pedal 3 Dynamic connection, and the axis collinear setting of two limited blocks 42；The two sides of pedal 3 are also vertically arranged with drive rod 43, two drives It is fixed to each other between lever 43 by the first connecting plate 44 and the second connecting plate 45；Along drive rod 43 on the side wall of drive rod 43 Length direction offers the limiting slot 431 of the sliding of holding limit block 42；Drive rod 43 is also set vertically away from the side of support shaft 41 It is equipped with a fixed plate 46, fixed plate 46 is fixedly connected with 2 inner wall of cavity, and fixed plate 46 is parallel to each other with the first connecting plate 44；Gu Fixed board 46 is connected with a servo motor 47 away from the side of drive rod 43, and the output shaft of servo motor 47 penetrates fixed plate 46, And it is rotatablely connected with fixed plate 46；It is connected with a screw rod 48 on the output shaft of servo motor 47, screw rod 48 is by the first connecting plate 44 It penetrates, and is threadedly coupled with the first connecting plate 44, and screw rod 48 is mutually perpendicular in the first connecting plate 44；It is also solid in fixed plate 46 Be connected to a gag lever post 49 being parallel to each other with screw rod 48, gag lever post 49 penetrates the second connecting plate 45, and with the second connecting plate 45 Sliding connection.
As shown in Figure 2 and Figure 4, when driving device 4 works, servo motor 47 starts, and drives the output of servo motor 47 Axis rotation passes through screw rod 48 and the first connecting plate 44 so that screw rod 48 and the output shaft of servo motor 47 be driven to rotate coaxially It is threadedly coupled, drives two drive rods 43 under the limit of gag lever post 49, the length direction along screw rod 48 moves；So that limited block 42 under the limitation of limiting slot 431, and pedal 3 is driven to stretch out under the support of support shaft 41 from plate outlet 21, mobile in pedal 3 In the process, the center of gravity of pedal 3 can to 1 lateral offset of compartment so that pedal 3 under gravity with 41 contact point of support shaft It deflects for axis, to make limited block 42 slide in limiting slot 431, so that the region for being located at pedal 3 outside compartment 1 is taken On the ground of platform, so that stable is erected at platform and vehicle under pedal 3 supports while platform ground and support shaft 41 Between compartment 1, carrying personnel is facilitated to pass in and out compartment 1.When pedal 3 will be recovered in cavity 2, it is anti-need to only to control servo motor 47 Turn, screw rod 48 is driven to invert, by the threaded connection of screw rod 48 and the first connecting plate 44, two drive rods 43 is driven reversely to move It is dynamic, it drives pedal 3 to move into cavity 2 by limited block 42 and the mutual cooperation of limiting slot 431, is finally undertaken on pedal 3 In support shaft 41.It can automatically realize that stretching and the return of pedal 3, the manpower for reducing staff disappear by driving device 4 Consumption.
As shown in Fig. 2, since the mobile of pedal 3 can make phase mutual friction between pedal 3 and support shaft 41, thus can be to pedal 3 cause to wear, and influence the service life of support shaft 41, so be arranged with support pipe 5 in support shaft 41 so that support pipe 5 with It is rotatablely connected between support shaft 41.Due to the setting of support pipe 5, so that pedal 3 rides on support pipe 5, it is not necessarily to and support shaft 41 Directly contact.During pedal 3 is mobile, it will drive and mutually rotated between support pipe 5 and support shaft 41, not only increase and step on The mobile stability of plate 3, and decrease the phase mutual friction between pedal 3 and support pipe 5.
As shown in fig. 6, being uniformly provided with several leak holes 31 on pedal 3, opening up for leak hole 31 not only alleviates pedal 3 Overall weight, and when personnel walk about on pedal 3, leak hole 31, which is additionally aided, leaks down the mud stain of sole by leak hole 31, So that being not easy to remain mud stain on pedal 3.The end two sides that pedal 3 rides over platform ground are respectively rotatably connected to a pulley 32, and two The axis collinear of pulley 32 is arranged, and the setting of pulley 32 not only reduces the direct abrasion of pedal 3 Yu platform ground, and makes Pedal 3 is obtained in the more laborsaving of platform ground moving, improves the service life of pedal 3.
As shown in fig. 6, the position that compartment 1 is located at plate outlet 21 is hinged with a cover board 6, the articulated shaft water of cover board 6 and compartment 1 It is flat to be arranged between the opposite two sidewalls of plate outlet 21, so that cover board 6 can open or close plate outlet 21.Cover board 6 and compartment 1 Articulated shaft on be arranged there are two torsional spring 61, torsional spring 61 is located at the two sides of cover board 6, and one end of torsional spring 61 and the side wall of cover board 6 are consolidated Fixed connection, the other end of torsional spring 61 are fixedly connected with 21 inner wall of plate outlet.When pedal 3 into cavity 2 to moving outside plate outlet 21 When dynamic, in the process of moving, the end of pedal 3 can be contradicted on cover board 6 pedal 3, to drive cover board 6 along cover board 6 It is stirred with the articulated shaft in compartment 1, to plate outlet 21 be appeared, so that pedal 3 skids off plate outlet 21；When cover board 6 from stretch out shape When state is entered in cavity 2, pedal 3 can be fitted in the upper surface of pedal 3 under the action of torsional spring 61, and with 3 surface phase of pedal Mutually sliding, when pedal 3 is completely into arriving in plate outlet 21, cover board 6 can be automatic and quickly closes plate outlet 21.In train During traveling, the two sides of cover board 6 are not provided with 61 meeting of torsional spring so that reciprocating under the action of wind speed of cover board 6, thus Cause cover board 6 to be easy to cause to collide with the outer wall in compartment 1 during stirring, influences the service life of cover board 6；So if It is provided with torsional spring 61, torsional spring 61 can play certain restriction effect to stirring for cover board 6 by the elastic acting force of itself, To improve the service life of cover board 6.
As shown in fig. 6, in order to reduce cover board 6 when pedal 3 is mobile the friction between pedal 3, so cover board 6 is towards sky There are two rotating wheel 62, the two sides of cover board 6, and cover board 6 and rotating wheel is arranged in rotating wheel 62 for side rotation connection in chamber 2 62 rotation axis is horizontally disposed with and is on same straight line.When pedal 3 is moved out of cavity 2 to outside compartment 1, pedal 3 can be pushed up Touching drives cover board 6 to stir, to make pedal 3 from plate outlet 21 to compartment 1 on rotating wheel 62 under the pressure that pedal 3 contacts Outer movement, and during pedal 3 is mobile, cover board 6 is under the action of torsional spring 61, reversed pressure return of the moment to pedal 3 Active force, and rotating wheel 62 and the surface of pedal 3 is made to contact with each other, the friction directly contacted with cover board 6 so as to avoid pedal 3 Power, so that more laborsaving during pedal 3 is mobile.
As shown in Figure 3 and Figure 4, the cleaning device 7 cleaned to pedal 3 is additionally provided in cavity 2；Cleaning device 7 wraps Include cleaning liquid mechanism 71 and gas blowout cleaning mechanism 72.Cleaning liquid mechanism 71 includes five spray nozzles being arranged in cavity 2 711, spray nozzle 711 is vertically arranged in the top of plate outlet 21 and uniformly distributed along the length direction of plate outlet 21, and each Spray nozzle 711 is all fixedly connected with the inner wall of cavity 2；Bottom surface in cavity 2 is also connected with water tank 712 and water pump 713, water tank It is connected with each other between 712 and water pump 713 by the first water receiving pipe 714, passes through the second water receiving between water pump 713 and spray nozzle 711 Pipe 715 is connected with each other.When pedal 3 is moved out of compartment 1 export-oriented cavity 2 every time, cleaning mechanism starts at this time, and water pump 713 is opened It opens and the cleaning solution in water tank 712 is passed sequentially through into the first water receiving pipe 714, water pump 713 and the second water receiving pipe 715, and make cleaning solution Eventually by spray nozzle 711 to 3 high speed ejection of pedal, due to pedal 3 under the drive of driving device 4 also in lasting movement In, to make the hydro-peening that can be uniformly washed liquid on pedal 3, the residual foul on pedal 3 is incorporated clearly It is fallen in cavity 2 in washing lotion and by leak hole 31.And spray nozzle 711 is fan nozzle, so that the liquid that spray nozzle 711 sprays Body is fan-shaped and forms a plane, to improve the pressure that cleaning solution is contacted with 3 surface of pedal so that foul be easier to from It is separated on pedal 3.
As shown in figure 4, uniformly distributed on the circumferential surface of support pipe 5 have several bristles 51, when pedal 3 is moved up in support shaft 41 When dynamic, the rotation of support pipe 5 will drive, during support pipe 5 rotates, will drive bristle 51 and round brush, bristle 51 are carried out to pedal 3 It can enter in leak hole 31 and to being scrubbed inside leak hole 31, thus by the more clean of remaining foul round brush.
As shown in Figure 3 and Figure 4, gas blowout cleaning mechanism 72 includes five gas jets 721 being arranged in cavity 2, gas jets 721 are vertically arranged in the side that spray nozzle 711 deviates from plate outlet 21, and gas jets 721 are equal along the length direction of plate outlet 21 Even laying, each gas jets 721 are fixedly connected with the inner wall of cavity 2；Be additionally provided with air pump 722 in cavity 2, air pump 722 with It is interconnected between gas jets 721 by trachea 723, after cleaning liquid mechanism 71 starts, gas blowout cleaning mechanism 72 also can Start simultaneously.Air pump 722 is opened, and gas is sprayed by trachea 723 from gas jets 721 through overcompression, high pressure gas passes through After gas jets 721 spray, purging work is carried out to the surface of pedal 3, not only accelerates the air flowing of 3 top of pedal, so that Remaining in the water stain of 3 surface of pedal can quickly be dispelled, and by the pressure of gas blowout, also can be by 3 remained on surface of pedal Foul it is clean more clean.Bottom surface in cavity 2 offers several leakage fluid drams 22, so as to the clean waste water of pedal 3 It can be quickly discharged out of cavity 2, to ensure clean in cavity 2.
The course of work: starting driving device 4, servo motor 47 start, and drive screw rod 48 to rotate, pass through screw rod 48 and first The threaded connection of connecting plate 44 drives two drive rods 43 under the limit of gag lever post 49, and the length direction along screw rod 48 moves； So that limited block 42 under the limitation of limiting slot 431, drives pedal 3 to stretch out under the support of support shaft 41 from plate outlet 21, During pedal 3 is mobile, the center of gravity of pedal 3 can to 1 lateral offset of compartment so that pedal 3 under gravity with branch Support 41 contact point of axis deflects for axis, to make limited block 42 slide in limiting slot 431, so that pedal 3 be made to be located at compartment 1 External region rides on the ground of platform.
When pedal 3 will be recovered in cavity 2, the reversion of servo motor 47 need to be only controlled, drives screw rod 48 to invert, passes through spiral shell The threaded connection of bar 48 and the first connecting plate 44 drives two drive rods 43 to move backward, passes through limited block 42 and limiting slot 431 Mutual cooperation drive pedal 3 moved into cavity 2, be undertaken on pedal 3 in support shaft 41.In the same of 3 return of pedal When, start water pump 713 and air pump 722, so that cleaning solution is sprayed on pedal 3 by spray nozzle 711, then gas jets 721 are driven The air on 3 surface of pedal flows, and breaks up water stain.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.
1. a kind of train safety folding step system including the cavity (2) being arranged below compartment (1), and is arranged in cavity (2) pedal (3) in, and the driving device (4) mobile for driving pedal (3), the pedal (3) and driving device (4) position The plate outlet that can accommodate pedal (3) disengaging is provided with immediately below the underface of train door (11), the train door (11) (21)；Clean cleaning device (7) is carried out to pedal (3) it is characterized in that: being provided in the cavity (2)；
The cleaning device (7) includes that setting is gentle to the cleaning liquid mechanism (71) of pedal (3) progress hydro-peening in cavity (2) The gas blowout cleaning mechanism (72) of body high pressure drifting dust；The cleaning liquid mechanism (71) includes being arranged on the top edge of plate outlet (21) Several uniformly distributed spray nozzles (711) of plate outlet (21) length direction, the water tank (712) and water being arranged in cavity (2) It pumps (713), by the first water receiving pipe (714) interconnection between water tank (712) and water pump (713), water pump (713) and connects liquid mouth It is connected with each other by the second water receiving pipe (715), the spray nozzle (711) is arranged downwards.
2. a kind of train safety folding step system according to claim 1, it is characterized in that: the gas blowout cleaning mechanism (72) wraps It includes setting and deviates from several gas jets (721) of plate outlet (21) side in spray nozzle (711), gas jets (721) connect jointly Trachea (723), the other end of trachea (723) connect the air pump (722) of oriented gas jets (721) gas supply.
3. a kind of train safety folding step system according to claim 1, it is characterized in that: the spray nozzle (711) is sector Nozzle.
4. a kind of train safety folding step system according to claim 1, it is characterized in that: the pedal (3) if on offer The dry leak hole (31) for penetrating pedal (3).
5. a kind of train safety folding step system according to claim 2, it is characterized in that: the gas jets (721) are along ejecting plate The length direction of mouth (21) is uniformly distributed.
6. a kind of train safety folding step system according to claim 4, it is characterized in that: the driving device (4) includes water Flat setting is used for the support shaft (41) of support pedal (3) below plate outlet (21)；Pedal (3) is away from plate outlet (21) end Two sides are rotatably connected to limited block (42), two limited block (42) coaxial arrangements；The two sides of pedal (3) are vertically arranged with drive rod (43), the length direction on drive rod (43) along drive rod (43) offers the limiting slot (431) of holding limit block (42) sliding； Be provided with the screw rod (48) that drive rod (43) is penetrated and is threadedly coupled with drive rod (43) on drive rod (43), screw rod (48) with Plane where plate outlet (21) is mutually perpendicular to；One end of screw rod (48) is provided with and the affixed servo motor of cavity (2) inner wall (47), the output shaft of servo motor (47) is fixedly connected with each other with screw rod (48), is additionally provided on drive rod (43) by drive rod (43) The gag lever post (49) penetrated, gag lever post (49) and screw rod (48) are arranged in parallel gag lever post (49) and drive rod (43) sliding and connect, Gag lever post (49) is simultaneously fixedly connected with cavity (2) inner wall.
7. a kind of train safety folding step system according to claim 1, it is characterized in that: the bottom of the cavity (2) opens up The leakage fluid dram (22) for having several that liquid is discharged.
8. a kind of train safety folding step system according to claim 6, it is characterized in that: the outer peripheral surface of the support shaft (41) The support pipe (5) of upper setting and support shaft (41) rotation connection, support pipe (5) and support shaft (41) are coaxially disposed, the support Manage on the outer peripheral surface of (5) it is uniformly distributed have pedal (3) rub the bristle (51) of brush.
Priority Applications (1)
|Application Number||Priority Date||Filing Date||Title|
|CN201821910078.7U CN209258137U (en)||2018-11-20||2018-11-20||A kind of train safety folding step system|
Applications Claiming Priority (1)
|Application Number||Priority Date||Filing Date||Title|
|CN201821910078.7U CN209258137U (en)||2018-11-20||2018-11-20||A kind of train safety folding step system|
|Publication Number||Publication Date|
|CN209258137U true CN209258137U (en)||2019-08-16|
Family Applications (1)
|Application Number||Title||Priority Date||Filing Date|
|CN201821910078.7U Active CN209258137U (en)||2018-11-20||2018-11-20||A kind of train safety folding step system|
Country Status (1)
|CN (1)||CN209258137U (en)|
- 2018-11-20 CN CN201821910078.7U patent/CN209258137U/en active Active
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