CN209687396U - A kind of roof of train maintenance platform - Google Patents

Abstract

The utility model discloses a kind of roof of train maintenance platforms, including chassis, upper frame, adaptive stair and folding guard rail；Adaptive stair one end is provided with the first hinged sliding block, and the other end and upper frame of adaptive stair are hinged, and the side of upper frame is arranged in folding guard rail；Chassis include chassis, transmission system, the mobile fixture being connect with chassis, the first sliding rail being arranged on chassis and several be erected at the support rod on chassis, first sliding block moves back and forth on the first sliding rail, the one end of support rod far from chassis is positioning end, and transmission system includes motor；Upper frame includes top plate and elevating lever, and one end of elevating lever is provided with driving section, and the other end of elevating lever supports top plate；Elevating lever is inserted into positioning end, and driving section is moved up and down by motor drive, elevating lever relative to positioning end, and elevating lever drives top plate close or far from chassis.A kind of roof of train maintenance platform of the utility model, has the advantages that flexible operation.

Description

A kind of roof of train maintenance platform

Technical field

The utility model relates to a kind of inspection platform more particularly to a kind of roof of train maintenance platforms.

Background technique

As living standard develops, miscellaneous train also has become the important vehicles, and railroad train is by load Lotus object, can be divided into the lorry of cargo transport and the car of carrying, also have the passenger-cargo carriage of the two together, after use, train usually requires Maintenance in all directions is carried out to ensure the safety that uses next time, and current maintenance space is generally indoors, operating space is narrow, Train is long and narrow, needs to carry out mobile operation with vehicle body, and existing maintenance platform volume is big, and mobile inconvenient, regulating power difference is not It can be suitably used for the train of various model.

Utility model content

The technical problem to be solved by the utility model is to provide a kind of roof of train maintenance platforms of flexible operation.

The utility model is realized through the following technical scheme:

A kind of roof of train maintenance platform, including chassis, upper frame, adaptive stair and folding guard rail；Adaptive stair One end is provided with the first hinged sliding block, and the other end and upper frame of adaptive stair are hinged, and the side of upper frame is arranged in folding guard rail Portion；Chassis include chassis, transmission system, the mobile fixture being connect with chassis, the first sliding rail being arranged on chassis and Several are erected at the support rod on chassis, and the first sliding block moves back and forth on the first sliding rail, the one end of support rod far from chassis For positioning end, transmission system includes motor；Upper frame includes top plate and elevating lever, and one end of elevating lever is provided with driving section, is risen The other end for dropping bar supports top plate；Elevating lever is inserted into positioning end, and driving section is done by motor drive, elevating lever relative to positioning end Elevating movement, elevating lever drive top plate close or far from chassis.

Preferably, driving section is rack gear, and positioning end is provided with the gear-box with driving section cooperation, and motor passes through in gear-box Gear drive driving section move back and forth；Support rod is hollow stem, and the second sliding block is provided in support rod, is provided on elevating lever With the second sliding rail of the second sliding block cooperation.

Preferably, transmission system further includes a speed reducer, two the first diverters, two the second diverters, two pieces One transmission shaft, two second driving shafts and four third transmission shafts, the quantity of motor are one, and the front-end and back-end on chassis are each Provided with two support rods, it is provided with first crossbeam between two support rods of front end, two support rods positioned at rear end Between be provided with second cross beam；Motor is arranged on chassis, and two the first diverters are separately positioned on front-end and back-end, and two the Two diverters are separately positioned on first crossbeam and second cross beam；Motor is connect with speed reducer drive, the output shaft point of speed reducer Not with two first transmission shaft drivens；And two first transmission shafts are passed with two second driving shafts respectively by the first diverter Dynamic connection；Two second driving shafts each extend over upward vertically until corresponding second diverter, two second driving shafts pass through Second diverter is connect with four third transmission shaft drivens respectively；Wherein two third transmission shafts are sequentially connected respectively is located at front end Two support rods on gear-box, another two third transmission shafts are sequentially connected the tooth on two support rods positioned at rear end respectively Roller box.

Preferably, upper frame includes the fixation stair being wholely set, and the top of adaptive stair and fixed stair are hinged, fixed Stair and adaptive stair are in a zigzag.

Preferably, upper frame is provided with pedestrian passage and guardrail, and the two sides of top plate are hinged with several pieces of returning face plates, top plate Bottom shelf is equipped with the 4th transmission shaft and third diverter, is provided with driving cog on the 4th transmission shaft；Pedestrian passage includes successively The first anti-slip layer and the second anti-slip layer stacked；First anti-slip layer is fixedly connected with top plate, the two sides setting of the first anti-slip layer There is third sliding block, the second anti-slip layer is provided with the third sliding rail with the cooperation of third sliding block, and the second anti-slip layer is provided with and driving cog The rack-plate of cooperation；Handler is provided on guardrail, the rotating bar of handler passes through third diverter and the 4th transmission shaft driven Connection；Second anti-slip layer and the first anti-slip layer are stretching structure.

Preferably, mobile fixture includes wheel, screw rod lifting body and flexible transverse tube, and wheel is arranged at chassis bottom Portion；Flexible transverse tube includes hollow fixing pipe and telescoping tube, and in tray bottom, telescoping tube and fixing pipe are public affairs for fixing pipe setting Female cooperation；Screw rod lifting body includes first bevel gear, second bevel gear, jacking screw rod, handle, outer tube and inner sleeve Pipe, handle are fixedly connected with first bevel gear, and jacking screw rod is fixedly connected with second bevel gear, and outer tube is set in inner sleeve On, jacking screw rod is fixed in outer tube by bearing, and jacking screw rod is threadedly coupled with inner sleeve, first bevel gear and the second cone Gear drive, inner sleeve move up and down relative to outer tube, and outer tube is fixedly connected with telescoping tube.

Preferably, folding guard rail includes the first sidebar, the second sidebar, telescopic column, Chang Lan, third sidebar and the 4th side Column；One end of first sidebar and upper frame are hinged, and the other end of the first sidebar and the second sidebar are hinged；One end and top of 4th sidebar Frame is hinged, and the other end and third sidebar of the 4th sidebar are hinged；It is cut with scissors respectively with the second sidebar and third sidebar at the both ends on long column It connects；The hinged place of first sidebar and the second sidebar is provided with the first telescopic rod, the hinged place setting of third sidebar and the 4th sidebar There is the second telescopic rod, the 4th vertical sliding rail is provided on long column, the top on long column is provided with the buckle for fixing telescopic column, Telescopic column is provided with retaining mechanism and the Four-slider with the cooperation of the 4th sliding rail, and telescopic column is along the 4th sliding rail vertical motion.

Preferably, folding guard rail quantity is two, and two folding guard rails are separately positioned on the two sides of upper frame.

Preferably, one or more in chassis, support rod, elevating lever and upper frame is provided with cushion.

It preferably, further include acoustic-optic alarm, control cabinet and power supply, control cabinet is arranged on chassis or upper frame, Power supply and control cabinet, acoustic-optic alarm and electrical connection of motor, control cabinet control connection acoustic-optic alarm and motor.

Beneficial effect is:

Compared with prior art, a kind of roof of train maintenance platform of the utility model, by setting chassis, upper frame, from It adapts to stair and folding guard rail, chassis includes chassis, transmission system, the motor drive lifting of transmission system are set on chassis Bar, so that elevating lever drives upper frame close or far from chassis, it is flexible to adjust upper frame height；By between chassis and upper frame Adaptive stair are set, so that upper frame height changes, adaptive stair pass through hinged and the first sliding block of bottom accordingly Self-control, it is flexible to guarantee that the channel between chassis and upper frame is unimpeded；Also, the shield of the folding by the way that upper frame side is arranged in Column, when work, are deployed into roof of train, can realize that the diminution of land occupation is suitable for and ensures operation after work with folding shrinking The safety of personnel.

Detailed description of the invention

Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing, in which:

Fig. 1 is a kind of roof of train maintenance platform schematic three dimensional views of the utility model；

Fig. 2 is a kind of roof of train maintenance platform lateral plan of the utility model；

Fig. 3 is the schematic three dimensional views of the component screw rod lifting body of the utility model；

Fig. 4 is the schematic three dimensional views of the component chassis of the utility model；

Fig. 5 is the schematic three dimensional views of the component upper frame of the utility model；

Fig. 6 is the overturning schematic three dimensional views of the component upper frame of the utility model；

Fig. 7 is the schematic three dimensional views of the component folding guard rail of the utility model；

Fig. 8 is the rounding state schematic diagram of component folding guard rail and component upper frame.

Specific embodiment

As shown in Figures 1 to 8, a kind of roof of train maintenance platform, including chassis 1, upper frame 2, adaptive stair 3 and folding Stack guard column 4；

Adaptive 3 one end of stair is provided with the first hinged sliding block 31, and the other end and upper frame 2 of adaptive stair 3 are hinged, The side of upper frame 2 is arranged in folding guard rail 4；After upper frame 2 is adjusted to height suitable with roof of train, folding guard rail 4 is opened up It opens and extends on roof, provide to the protection in roof operating personnel, it, can be in time by collapsing folding guard rail 4 when maintenance finishes Occupied area is saved, narrow maintenance space is adapted to；

Chassis 1 includes chassis 11, transmission system 12, the mobile fixture 13 connecting with chassis 11, is arranged on chassis 11 On the first sliding rail 14 and several be erected at the support rod 15 on chassis 11, the first sliding block 31 is reciprocal on the first sliding rail 14 Movement, the one end of support rod 15 far from chassis 11 are positioning end 151, and transmission system 12 includes motor 121；

Upper frame 2 includes top plate 25 and elevating lever 24, and one end of elevating lever 24 is provided with driving section 241, elevating lever 24 The other end supports top plate 25；

Elevating lever 24 is inserted into positioning end 151, and driving section 241 is driven by motor 121, and elevating lever 24 is relative to positioning end 151 move up and down, and elevating lever 24 drives top plate 25 close or far from chassis 11, so that the train of different height is adapted to, it will Upper frame 2 is adjusted to suitably highly maintain easily operation；When top plate 25 highly adjusts, by hingedly adjusting the angle and by the One sliding block 31 is mobile in the first sliding rail 14, and adaptive stair 3 constitute stable connection relationship with upper frame 2 and chassis 1 always, from And ensure rising passway.

The kind of drive of chassis 1 and upper frame 2 can there are many, common such as spiral lifting mode, hydraulic cylinder lifting Mode, electric pushrod mode etc., as long as can ensure that the close or separate chassis 11 of top plate 25 is i.e. under the drive of elevating lever 24 It can.

Usual elevating lever 24 can be screw rod, and corresponding screw hole is arranged on support rod 15, and motor 121 passes through driving section 241 transmitting power rotate elevating lever 24, and then are moved up and down by screw relative to fixed support rod 15, but this Sample setting needs that elevating lever 24 is arranged on bearing, relatively complicated, and cannot provide biggish endurance.

Different from the embodiment of the preceding paragraph, as shown in Figure 1, Figure 4 and Figure 5, support rod 15 is hollow stem, driving section 241 It can be rack gear, positioning end 151 is provided with the gear-box 154 cooperated with driving section 241, and motor 121 passes through in gear-box 154 It is not marked in gear graph and driving section 241 is driven to move back and forth, rack-and-pinion cooperation endurance is larger, and need not set to elevating lever 24 Special bearing is set, stable connection, structure is simple, easy to maintain；It is more stable when furthermore in order to act, is provided in support rod 15 Two sliding blocks 155 are provided with the second sliding rail 242 with the cooperation of the second sliding block 155 on elevating lever 24, from rack-and-pinion in offer While lower power, guiding is provided by the second sliding block 155 and the second sliding rail 242, is not easy to get stuck so that movement is smooth.

Common each group of support rod 15 of setting provides power with the settable dedicated motor 121 of elevating lever 24, such as Having between upper frame 2 and chassis 1 has four support rods 15 and elevating lever 24, then list is arranged in each group of support rod 15 and elevating lever 24 Power source of only motor 121 as transmission system 12, but setting needs to use four motors 121, and each group support rod in this way 15 and the lifting process of elevating lever 24 to may be because that mutual transmission deviation occurs inconsistent so that maintenance platform tilts, finally Stuck or damage causes safety accident.

This place provides a kind of embodiment different from the preceding paragraph, and as shown in Figure 1, Figure 2 and Figure 4, transmission system 12 is also wrapped Include a speed reducer 122a, two the first diverter 122b, two the second diverter 122c, two first transmission shaft 123a, two Root second driving shaft 123b and two third transmission shaft 123c, the quantity of motor 121 are one, 111 He of front end on chassis 11 Rear end 112 is respectively arranged two support rods 15, is provided with first crossbeam 152, position between two support rods 15 of front end 111 Second cross beam 153 is provided between two support rods 15 of rear end 112；Motor 121 is arranged on chassis 11, and two first turn It is separately positioned on front end 111 and rear end 112 to device 122b, two the second diverter 122c are separately positioned on 152 He of first crossbeam On second cross beam 153；

Motor 121 slows down by speed reducer 122a, and speed reducer 122a needs to can be band according to the placement orientation of motor 121 The retarder of turning function is also possible to the common retarder without turning function, the output shaft of speed reducer 122a respectively to Front end 111 and rear end 112 extend, and the both ends of the output shaft of speed reducer 122a are driven with two first transmission shaft 123a；Two The first transmission shaft of root 123a is extended up to forward and backward is connected to two the second diverter 122b；And two first transmission shafts 123a is sequentially connected with two second driving shaft 123b respectively by the first diverter 122b, by the rotation of the first transmission shaft 123a It is converted into direction normal thereto；Two second driving shaft 123b are each extended over upward vertically until corresponding second diverter 122c, two second driving shaft 123b are sequentially connected with four third transmission shaft 123c respectively by the second diverter 122c, will Second driving shaft 123b's is converted into direction normal thereto；Wherein two third transmission shaft 123c are sequentially connected respectively Gear-box 154 on two support rods 15 of front end 111, another two third transmission shafts 123c are sequentially connected rear end 112 respectively Gear-box 154 on two support rods 15, by being transmitted to the rotation from motor 121 in gear-box 154 Gear in, then pass through rack-and-pinion and cooperate, form motor 121 and the lifting of four groups of support rods 15 and elevating lever 24 is provided simultaneously Driving, consistency is good, and low in cost.

Preferable embodiment, shown shown in as shown in Figure 1, Figure 2 and Fig. 5, upper frame 2 includes the fixation stair 21 being wholely set, The top of adaptive stair 3 and fixed stair 21 are hinged, and fixed stair 21 and adaptive stair 3 are in a zigzag, by by stair Subsection setup is at adaptive stair 3 and fixed stair 21 independent of one another, by the way that fixed stair 21 are arranged, adaptive stair 3 Length greatly reduces, and can effectively reduce the steep of whole stair, and can save front end 111 and rear end 112 away from From.

Preferable embodiment, as shown in Figure 5 and Figure 6, upper frame 2 are provided with pedestrian passage 22, convenient from adaptive stair 3 The upper personnel to upper frame 2 are current, and upper frame 2 is provided with guardrail 23, and playing ensures safe effect；It is hinged in the two sides of top plate 25 Several pieces of returning face plates 254, equipment and train distance farther out when, by returning face plate 254 top plate 25 can directly be snapped into Roof of train prevents from forming gap, it is ensured that safety is packed up that can rotate when not used, so that equipment volume is small.

As shown in Figure 5 and Figure 6, the bottom shelf of top plate 25 be equipped with the 4th transmission shaft 252 and third diverter 253, the 4th Driving cog 251 is provided on transmission shaft 252, pedestrian passage 22 is anti-skidding including the first anti-slip layer 221 and second successively stacked Layer 222；First anti-slip layer 221 is fixedly connected with top plate 25, and the two sides of the first anti-slip layer 221 are provided with third sliding block 223, and second Anti-slip layer 222 is provided with the third sliding rail 225 cooperated with third sliding block 223, and the second anti-slip layer 222 is provided with rack-plate 224；Shield Handler 231 is provided on column 23, the rotating bar 232 of handler 231 is passed by third diverter 253 and the 4th transmission shaft 252 Dynamic connection；When operation, personnel drive rotating bar 232 to rotate by operation handler 231, and then are transmitted to the 4th transmission shaft 252 Rotation, rack-plate 224 and driving cog 251 cooperate, and in the case that 251 position of driving cog remains stationary, rack-plate 224 drives second Anti-slip layer 222, third sliding block 223 and third sliding rail 225 cooperate, so that the second anti-slip layer 222 is stretched on the first anti-slip layer 221 Contracting.On the one hand equipment volume can be reduced by the stretching structure of the second anti-slip layer 222 and the first anti-slip layer 221, it on the one hand can be Equipment and train enable top plate 25 directly to snap into train vehicle in farther away situation, by stretching out the second anti-slip layer 222 Top, prevents from forming gap, it is ensured that safety.

Since train is generally longer, this equipment needs can be flexibly in the mobile operation of roof, therefore can easily be moved to Predetermined work position and fixation is critically important factor, common setting is that wheel 131 is arranged in the bottom on chassis 11, and in vehicle Increase brake gear on wheel 131, the static of equipment is realized by the friction of brake gear and wheel 131, but due to equipment volume Greatly, heavier-weight, only passes through brake gear it is difficult to ensure that equipment is static, safety accident caused by being also easy because moving suddenly.

Preferable embodiment, shown as shown in Figure 1, Figure 3 and Figure 4, mobile fixture 13 includes wheel 131, screw rod jacking Mechanism 132 and flexible transverse tube 133, wheel 131 are arranged in 11 bottom of chassis；

Flexible transverse tube 133 includes hollow fixing pipe 133a and telescoping tube 133b, and fixing pipe 133a is arranged on chassis 11 Bottom, telescoping tube 133b and fixing pipe 133a are that master-slave socket cooperates, settable multiple on telescoping tube 133b and fixing pipe 133a Pin hole (does not mark) in figure, and telescoping tube 133b and fixing pipe 133a spread length can be by index pin and location holes come real It is existing, can also be realized by other common clamp devices, such as eccentric wheel locking, inclined-plane is locked or screw-threaded coupling, it can be with Flexible modulation, it is ensured that support is firm not to shake；

Screw rod lifting body 132 includes first bevel gear 132a, second bevel gear 132b, jacking screw rod 132c, handle 132d, outer tube 132e and inner sleeve 132f, handle 132d are fixedly connected with first bevel gear 132a, jacking screw rod 132c with Second bevel gear 132b is fixedly connected, and outer tube 132e is set on inner sleeve 132f, and jacking screw rod 132c is fixed by bearing In outer tube 132e, jacking screw rod 132c is threadedly coupled with inner sleeve 132f, first bevel gear 132a and second bevel gear 132b transmission, inner sleeve 132f move up and down relative to outer tube 132e, and outer tube 132e is fixedly connected with telescoping tube 133b；

When needing mobile device, the movement that can be convenient by wheel 131, when reaching predetermined position, by hand The handle 132d of screw rod lifting body 132, so that jacking screw rod 132c rotation, in the situation that jacking screw rod 132c height is constant Under, the inner sleeve 132f of threaded connection is stretched out from outer tube 132e, is withstood whole equipment and is moved up, and wheel 131 is detached from ground, is prevented Because of brake gear loosely bring security risk, in addition, the screw-rod structure by multiple spot supports, equipment can provide bigger hold It gravity and firm will not shake.

Preferable embodiment, as shown in figs. 1,7 and 8, folding guard rail 4 include the first sidebar 41, the second sidebar 42, Long column 44, third sidebar 46 and the 4th sidebar 47；One end of first sidebar 41 and upper frame 2 are hinged, the first sidebar 41 it is another End and the second sidebar 42 are hinged；One end of 4th sidebar 47 and upper frame 2 are hinged, the other end and third sidebar 46 of the 4th sidebar 47 Hingedly；The both ends on long column 44 are hinged with the second sidebar 42 and third sidebar 46 respectively.So that folding guard rail 4 combines 2 shape of upper frame At a closed peripheral frame, limits job area and ensure worker safety, when needing to collapse folding guard rail 4, the first side Column 41 and the 4th sidebar 47 are rotated around the hinge portion with upper frame 2 to the side of upper frame 2, while the second sidebar 42 and third side Column 46 is hingedly adjacent to the first sidebar 41 and the 4th sidebar 47 by respective respectively, upper frame 2 finally is close on long column 44, so that setting It is standby small in size, when the work is required, then reverse operating；

The hinged place of first sidebar 41 and the second sidebar 42 is provided with the first telescopic rod 48, and the second sidebar 42 is flexible around first Bar 48 rotates, and the hinged place of third sidebar 46 and the 4th sidebar 47 is provided with the second telescopic rod 49, and third sidebar 46 is stretched around second Contracting bar 49 rotates, and the first telescopic rod 48 and the second telescopic rod 49 are adjustable flexible downwards, and the mode of adjusting can be by dividing Pin and location hole are spent to realize, can also be realized by other common clamp devices, such as eccentric wheel locking, inclined-plane locking Or screw-threaded coupling is conveniently supported on roof of train portion to be safeguarded to reach flexible modulation, it is ensured that folding guard rail 4 supports Stablize.

It is also possible to provide telescopic column 43, may be provided with the 4th vertical sliding rail 441 on long column 44, telescopic column 43 is set It is equipped with and makes telescopic column 43 can be along 441 vertical motion of the 4th sliding rail with the Four-slider 432 of the 4th sliding rail 441 cooperation, telescopic column 43 move downward the roof that can contact train, are conveniently supported on roof of train portion to be safeguarded, it is ensured that folding guard rail 4 supports surely It is fixed.Telescopic column 43 is additionally provided with retaining mechanism 431, and retaining mechanism 431 can be Elastic buckle, screw-threaded coupling or cam and hold out against Mechanism may include that a mandril (not marking in figure) and cam (are not marked in figure when retaining mechanism 431 is using cam jacking mechanism Out), mandril is withstood on to the opposite position that frictional force fastening telescopic column 43 and long column 44 is formed on fixed part by cam It sets, the top on long column 44 is provided with buckle 442, passes through the fixed telescopic column of buckle 442 when telescopic column 43 is moved to the top 43, gathering convenient for folding, so that being not take up extra equipment volume.

Preferable embodiment, as shown in Figure 1,4 quantity of folding guard rail is two, two folding guard rails 4 are separately positioned on The two sides of upper frame 2 allow equipment to be placed between two trains while safeguarding to the two, improve efficiency, and save equipment Cost.

Preferable embodiment, one or more in chassis 11, support rod 15, elevating lever 24 and upper frame 2 are set It is equipped with cushion (not marking in figure), when close to train body, will not collide the case where damaging.When setting mainly to prevent Only train collision as the main purpose, can be set to prevent personnel's direct collision from ensuring safety bumper also in arbitrary face, but go out In cost consideration, it is exactly chassis 11, support rod for this equipment that the working face towards train, which is preferably arranged, in cushion 15, elevating lever 24 and upper frame 2 are towards the side of train.

Preferable embodiment further includes as depicted in figs. 1 and 2 acoustic-optic alarm 5 and control cabinet 6, control cabinet 6 It may be provided on chassis 1 or upper frame 2, when control cabinet 6, which controls motor 121, realizes that upper frame 2 is mobile, acoustic-optic alarm 5 Start under the control of control cabinet 6, prompting personnel pay attention to preventing security risk.Further, it is also possible to power supply 7 be arranged, due to equipment Need flexibly to shift in maintenance space, if therefore just need to pull electric wire by power grid power supply, it is not only inconvenient but also have Security risk, then can be to avoid drawbacks described above using power supply 7.Power supply 7 and control cabinet 6, acoustic-optic alarm 5 and motor 121 It is electrically connected, the control of control cabinet 6 connection acoustic-optic alarm 5 and motor 121.

Preferable embodiment, chassis 1, upper frame 2, adaptive stair 3 and folding guard rail 4 are aluminum alloy frame, tool There is light weight, load is high, is not easy the advantages of getting rusty.

Above embodiments are only to illustrate the technical solution of the utility model and are not intended to limit it, all without departing from this Any modification of utility model spirit and scope or equivalent replacement should all cover the range in technical solutions of the utility model It is interior.

Claims (10)

1. a kind of roof of train maintenance platform, it is characterised in that: including chassis (1), upper frame (2), adaptive stair (3) and folding Stack guard column (4)；

Described adaptive stair (3) one end is provided with hinged the first sliding block (31), the other end of the adaptive stair (3) with Hingedly, the folding guard rail (4) is arranged in the side of the upper frame (2) upper frame (2)；

The chassis (1) includes chassis (11), transmission system (12), the mobile fixture connecting with the chassis (11) (13), be arranged on the chassis (11) the first sliding rail (14) and several be erected at the support rod on the chassis (11) (15), first sliding block (31) moves back and forth on first sliding rail (14), and the support rod (15) is far from the chassis (11) one end is positioning end (151), and the transmission system (12) includes motor (121)；

The upper frame (2) includes top plate (25) and elevating lever (24), and one end of the elevating lever (24) is provided with driving section (241), the other end of the elevating lever (24) supports the top plate (25)；

The elevating lever (24) is inserted into the positioning end (151), and the driving section (241) is driven by the motor (121), institute It states elevating lever (24) to move up and down relative to the positioning end (151), the elevating lever (24) drives the top plate (25) to lean on It is close or separate the chassis (11).

2. roof of train maintenance platform according to claim 1, it is characterised in that: the driving section (241) is rack gear, institute It states positioning end (151) and is provided with the gear-box (154) cooperated with the driving section (241), the motor (121) passes through the tooth Gear in roller box (154) drives the driving section (241) to move back and forth；

The support rod (15) is hollow stem, is provided with the second sliding block (155) in the support rod (15), the elevating lever (24) On be provided with second sliding block (155) cooperation the second sliding rail (242).

3. roof of train maintenance platform according to claim 2, it is characterised in that: the transmission system (12) further includes one A speed reducer (122a), two the first diverters (122b), two the second diverters (122c), two first transmission shafts (123a), two second driving shafts (123b) and four third transmission shafts (123c), the quantity of the motor (121) are one A, the front end (111) and rear end (112) of the chassis (11) are respectively arranged two support rods (15), are located at the front end (111) first crossbeam (152) are provided between the support rod (15) of two, described in two for being located at the rear end (112) Second cross beam (153) are provided between support rod (15)；

The motor (121) is arranged on the chassis (11), and two first diverters (122b) are separately positioned on described Front end (111) and the rear end (112), two second diverters (122c) are separately positioned on the first crossbeam (152) On the second cross beam (153)；

The motor (121) and the speed reducer (122a) are sequentially connected, and the output shaft of the speed reducer (122a) is respectively with two The transmission of first transmission shaft (123a) described in root；And two first transmission shafts (123a) pass through first diverter (122b) is sequentially connected with two second driving shafts (123b) respectively；Two second driving shafts (123b) are vertical upward It each extends over until corresponding second diverter (122c), two second driving shafts (123b) pass through described second turn It is sequentially connected respectively with four third transmission shafts (123c) to device (122c)；

Wherein two third transmission shafts (123c) are sequentially connected respectively positioned at two support rods of the front end (111) (15) gear-box (154) on, another two third transmission shafts (123c) are sequentially connected respectively positioned at the rear end (112) Gear-box (154) on two support rods (15).

4. roof of train maintenance platform according to any one of claims 1 to 3, it is characterised in that: the upper frame (2) includes The fixation stair (21) being wholely set, the top of the adaptive stair (3) and the fixed stair (21) hingedly, the fixation Stair (21) and the adaptive stair (3) are in a zigzag.

5. roof of train maintenance platform according to any one of claims 1 to 3, it is characterised in that: upper frame (2) setting There are pedestrian passage (22) and guardrail (23), the two sides of the top plate (25) are hinged with several pieces of returning face plates (254), the top plate (25) bottom shelf is equipped with the 4th transmission shaft (252) and third diverter (253), is arranged on the 4th transmission shaft (252) There are driving cog (251)；

The pedestrian passage (22) includes the first anti-slip layer (221) and the second anti-slip layer (222) successively stacked；

First anti-slip layer (221) is fixedly connected with the top plate (25), and the two sides of first anti-slip layer (221) are provided with Third sliding block (223), second anti-slip layer (222) are provided with the third sliding rail with the third sliding block (223) cooperation (225), second anti-slip layer (222) is provided with the rack-plate (224) with the driving cog (251) cooperation；

It is provided with handler (231) on the guardrail (23), the rotating bar (232) of the handler (231) passes through the third Diverter (253) and the 4th transmission shaft (252) are sequentially connected；

Second anti-slip layer (222) and first anti-slip layer (221) are stretching structure.

6. roof of train maintenance platform according to any one of claims 1 to 3, it is characterised in that: the mobile fixed dress Setting (13) includes wheel (131), screw rod lifting body (132) and flexible transverse tube (133), and the wheel (131) is arranged in institute State chassis (11) bottom；

The flexible transverse tube (133) includes hollow fixing pipe (133a) and telescoping tube (133b), the fixing pipe (133a) In the chassis (11) bottom, the telescoping tube (133b) and the fixing pipe (133a) are master-slave socket cooperation for setting；

The screw rod lifting body (132) includes first bevel gear (132a), second bevel gear (132b), jacking screw rod (132c), handle (132d), outer tube (132e) and inner sleeve (132f), the handle (132d) and the first bevel gear (132a) is fixedly connected, and the jacking screw rod (132c) is fixedly connected with the second bevel gear (132b), the outer tube (132e) is set on the inner sleeve (132f), and the jacking screw rod (132c) is fixed on the outer tube by bearing In (132e), the jacking screw rod (132c) is threadedly coupled with the inner sleeve (132f), the first bevel gear (132a) and Second bevel gear (132b) transmission, the inner sleeve (132f) move up and down relative to the outer tube (132e), the housing Pipe (132e) is fixedly connected with the telescoping tube (133b).

7. roof of train maintenance platform according to any one of claims 1 to 3, it is characterised in that: the folding guard rail (4) Including the first sidebar (41), the second sidebar (42), telescopic column (43), long column (44), third sidebar (46) and the 4th sidebar (47)；

One end of first sidebar (41) and the upper frame (2) hingedly, the other end of first sidebar (41) and described the Two sidebars (42) are hinged；

One end of 4th sidebar (47) and the upper frame (2) hingedly, the other end of the 4th sidebar (47) and described the Three sidebars (46) are hinged；

The both ends of the long column (44) are hinged with second sidebar (42) and the third sidebar (46) respectively；

The hinged place of first sidebar (41) and second sidebar (42) is provided with the first telescopic rod (48), the third side The hinged place of column (46) and the 4th sidebar (47) is provided with the second telescopic rod (49), and vertical the is provided on the long column (44) The top of four sliding rails (441), the long column (44) is provided with the buckle (442) for fixing the telescopic column (43),

The telescopic column (43) is provided with retaining mechanism (431) and the Four-slider with the 4th sliding rail (441) cooperation (432), the telescopic column (43) is along the 4th sliding rail (441) vertical motion.

8. roof of train maintenance platform according to claim 7, it is characterised in that: folding guard rail (4) quantity is two A, two folding guard rails (4) are separately positioned on the two sides of the upper frame (2).

9. roof of train maintenance platform according to any one of claims 1 to 3, it is characterised in that: the chassis (11), institute One or more stated in support rod (15), the elevating lever (24) and the upper frame (2) is provided with cushion.

10. roof of train maintenance platform according to any one of claims 1 to 3, it is characterised in that: further include sound-light alarm Device (5), control cabinet (6) and power supply (7), the control cabinet (6) are arranged on the chassis (1) or the upper frame (2), The power supply (7) and the control cabinet (6), the acoustic-optic alarm (5) and the motor (121) are electrically connected, described Control cabinet (6) control connects the acoustic-optic alarm (5) and the motor (121).