CN111376920A - Sliding manned railcar for tunnel interior - Google Patents
Sliding manned railcar for tunnel interior Download PDFInfo
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- CN111376920A CN111376920A CN202010202622.8A CN202010202622A CN111376920A CN 111376920 A CN111376920 A CN 111376920A CN 202010202622 A CN202010202622 A CN 202010202622A CN 111376920 A CN111376920 A CN 111376920A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B13/00—Other railway systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D15/00—Other railway vehicles, e.g. scaffold cars; Adaptations of vehicles for use on railways
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways
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Abstract
The invention discloses a sliding type manned railcar for use in a tunnel, which comprises a track embedded in the side wall of the tunnel along the length direction of the tunnel, wherein the railcar with a manned working platform is matched with the track, and the railcar is provided with a driving mechanism capable of driving the railcar to travel along the length direction of the track; the rail car can avoid ground traffic, can improve the road traffic efficiency, and achieves the purpose of timely fire fighting and rescue.
Description
Technical Field
The invention relates to the field of traffic, in particular to a sliding type manned railcar used in a tunnel.
Background
With the large-scale construction of highway tunnels, the daily overhaul of facilities during tunnel operation and the fire fighting in fire accidents are fully concerned and paid attention. Between the relatively limited space of the tunnel, the two activities are inevitably expanded to have certain interference with the road traffic in the tunnel. Particularly, in the daily maintenance process of tunnel facilities, necessary working space needs to be provided for maintenance personnel, and the conventional measures are that a working trolley is directly erected on the tunnel pavement, so that the tunnel traffic needs to be partially or completely interrupted. Similarly, when a fire accident occurs in the tunnel, the vehicles in the tunnel are stopped to seriously block the fire-fighting vehicles from passing in the tunnel, so that fire fighters cannot approach the fire source point quickly, and the optimal fire extinguishing time is missed.
It can be seen that, when facing a tunnel with limited space, the existing overhaul device, fire rescue equipment and road traffic have the problem of space conflict, and further have considerable negative effects. In view of the above phenomena, the development of a manned device capable of rapidly passing through a tunnel and effectively avoiding ground traffic is a problem to be solved urgently in the engineering field.
Disclosure of Invention
In view of this, the present invention provides a sliding type manned railcar for use in a tunnel, which aims to solve the problem of space conflict between the daily overhaul of tunnel facilities and the fire rescue of the tunnel and the ground traffic of the tunnel.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a with gliding manned railcar in tunnel, includes along the pre-buried track in tunnel side wall of tunnel length direction, a manned work platform's railcar automobile body and track cooperation, be equipped with the actuating mechanism that can drive the railcar automobile body and walk along track length direction on the railcar automobile body.
Furthermore, the rail is L-shaped in the longitudinal section, the horizontal part free end of the L-shaped rail is pre-embedded in the side wall of the tunnel, an arc groove is arranged on the bottom surface of the horizontal part, a first rail groove is arranged on the end surface of the vertical part free end, the railcar body comprises a frame-shaped protective sleeve with an opening at the lower part on the left side, the L-shaped rail is positioned in the protective sleeve, the horizontal part free end of the L-shaped rail extends out of the opening on the left side, the driving mechanism comprises a rail wheel mechanism, a stand wheel mechanism and a supporting mechanism, the rail wheel mechanism is arranged in the protective sleeve, a first roller on the rail wheel mechanism is arranged in the first rail groove in a rolling manner, a second roller on the stand wheel mechanism is arranged on the outer bottom surface of the protective sleeve in a rolling manner and is arranged on the ground, the supporting mechanism comprises a telescopic rod vertically arranged on, manned work platform sets up in the lag right side.
Furthermore, the track is T-shaped in the longitudinal section, the free end of the vertical part of the T-shaped track is embedded in the side wall of the tunnel, the end surfaces of the two free ends of the horizontal part of the T-shaped track are respectively and oppositely provided with a second track groove, the railcar body comprises a protective sleeve, the protective sleeve is in a frame shape with an opening in the middle of the left side, the T-shaped track is positioned in the protective sleeve, the vertical part of the T-shaped track extends out of the opening of the left side, the driving mechanism comprises a first motor and two third rollers, the two third rollers are respectively arranged in the grooves of the two second tracks in a rolling manner, the first motor is arranged on the inner wall of the protective sleeve at one side of the third roller, the output shaft of the first motor is connected with a first rotating shaft through a first coupler, the other end of the first rotating shaft is rotatably connected to the inner wall of the protective sleeve at the other side of the third roller, the third roller is fixedly sleeved on the first rotating shaft, and the manned working platform is arranged on the right side of the protective sleeve.
Further, relative and vertical side direction stand of setting about rail wheel mechanism includes two, is equipped with the through-hole that the axis coincides mutually on the both sides respectively to the stand bottom, first gyro wheel is located both sides and to between the stand, and the fixed cover of first gyro wheel is established in a second pivot, and second pivot both ends pass through respectively, the cover is equipped with first bearing in the through-hole in the second pivot, deviates from first gyro wheel side and fixes being equipped with the second motor on one of them side direction stand, and second pivot one end is passed through the second shaft coupling and is linked to each other with the second motor.
Further, the stand column wheel mechanism comprises a double-wheel stand column rod vertically fixed on the outer bottom surface of the protective sleeve, the double-wheel stand column rod is of a hollow structure, a third rotating shaft extending along the left-right direction is vertically arranged at the bottom end of the double-wheel stand column rod, second rollers are respectively and fixedly sleeved on two ends of the third rotating shaft, a transmission mechanism capable of enabling the third rotating shaft to rotate is arranged in the hollow structure on the double-wheel stand column rod, and the transmission mechanism is connected with a third motor.
Furthermore, the right side of the protective sleeve is provided with a lifting mechanism, the lifting mechanism is connected with a transverse moving mechanism, and the manned working platform is arranged on the transverse moving mechanism.
Furthermore, the upper end and the lower end of the right side of the protective sleeve respectively extend rightwards to form a mounting plate, the lifting mechanism comprises a lifting upright post, a sliding block platform and a first telescopic hydraulic cylinder, the two lifting upright posts are respectively and vertically arranged between the two mounting plates, the sliding block platform is arranged between the lifting upright posts and the mounting plates, the opposite sides of the two lifting upright posts are respectively provided with a sliding groove, the two opposite sides of the sliding block platform are respectively provided with a sliding block matched with the sliding groove, the slide blocks are arranged in the slide grooves in a sliding manner, the first telescopic hydraulic cylinders are two pairs and are respectively and oppositely arranged on the upper side and the lower side of the slide block platform, an oil tank filled with oil is arranged in the middle of the right side of the sliding block platform, a hydraulic pump is arranged on the oil tank, the hydraulic pump is connected with a sleeve of the first telescopic hydraulic cylinder through a first rubber pipe, a first balance valve is arranged on the first rubber pipe, and the first balance valve is connected with a first operating rod.
Further, the transverse moving mechanisms are arranged in parallel in the front-rear direction of the protective sleeve, each group comprises a first rocker arm, a second telescopic hydraulic cylinder, a third telescopic hydraulic cylinder and a fourth telescopic hydraulic cylinder, one end of the first rocker arm is hinged to the lower end of the right side of the sliding block platform through a hinged shaft, the other end of the first rocker arm is hinged to the second rocker arm through a hinged shaft, the free end of the second rocker arm is hinged to the right side of the bottom surface of the manned working platform through a hinged shaft, one end of the second telescopic hydraulic cylinder is hinged to the upper end of the right side of the sliding block platform through a hinged shaft, the other end of the second telescopic hydraulic cylinder is hinged to the upper side of the middle of the first rocker arm through a hinged shaft, one end of the third telescopic hydraulic cylinder is hinged to the lower side of the middle of the first, The other end is hinged to the left side of the bottom surface of the manned working platform through a hinged shaft, the first rocker arm, the second telescopic hydraulic cylinder, the third telescopic hydraulic cylinder and the fourth telescopic hydraulic cylinder are located in the same longitudinal plane, the hinged shaft is arranged along the front-back direction, the cylinder barrels of the second telescopic hydraulic cylinder, the third telescopic hydraulic cylinder and the fourth telescopic hydraulic cylinder are respectively connected with the hydraulic pump through second rubber pipes, second balance valves are respectively arranged on the three second rubber pipes, and the second balance valves are connected with a second control rod.
The two lateral upright posts are respectively and vertically fixed at the two ends of a sliding block beam, and the middle part of the top surface of the sliding block beam is connected to the inner top surface of the protective sleeve.
Furthermore, the slider crossbeam is connected on the top surface in the lag through first compression spring, slider crossbeam both ends are equipped with first slide rail respectively, vertically be equipped with first slide respectively on the lag side that slider crossbeam both ends correspond, first slide rail slides and locates in the first slide.
Further, the track wheel mechanisms are two sets and arranged along the front-back direction.
Furthermore, a fixed rod parallel to the second rotating shaft is fixed on a lateral upright post, a brake caliper is fixed at the free end of the fixed rod, an oil cylinder is arranged in the brake caliper, a piston is arranged in the oil cylinder, a brake pad located outside the oil cylinder is connected to the piston towards the first roller, a brake disc opposite to the brake pad is coaxially fixed on the first roller, the oil cylinder is connected with an oil tank through an oil pipe and a brake hydraulic pump and a brake balance valve on the oil pipe, and the brake balance valve is connected with a brake control lever. .
Further, drive mechanism is including being arranged in double round stand pole hollow structure and fixed cover and locating the epaxial driven sprocket of third transmission, still is equipped with drive sprocket directly over the driven sprocket in the hollow structure, and a chain drive cover is located on drive sprocket and the driven sprocket, the drive sprocket cover is established in the fourth pivot, the fourth pivot passes through the shaft coupling and links to each other with the third motor.
Furthermore, the upper end of the double-wheel upright post rod extends into a rotating sleeve with a closed top end and an open bottom end, a second bearing is arranged between the outer wall of the double-wheel upright post rod and the inner wall of the rotating sleeve, and the top surface of the rotating sleeve is connected to the protective outer sleeve.
Furthermore, rotatory sleeve top is connected on the protection overcoat through a vertical connecting column, and the connecting column upper segment is solid section, the hypomere is the hollow section of bottom end opening, rotatory sleeve is located the hollow section of connecting column, rotatory sleeve top center is passed through second compression spring and is connected the solid section of stand and link to each other with connecting.
Furthermore, the top surface of the connecting upright is vertically arranged on the middle part of the bottom surface of an upright slide block, an upright slide groove is horizontally arranged on the upper part of the upright slide block along the left-right direction, the top surface of the upright slide groove is fixed on the protective sleeve, an electric telescopic rod is fixed on the left side of the upright slide groove on the outer bottom surface of the protective sleeve, and the free end of the electric telescopic rod is connected with the upright slide block.
Furthermore, the telescopic links are three and arranged along the front-back direction, and the top surfaces of the telescopic links at the foremost side and the rearmost side are provided with steel balls in a rolling manner.
Further, the telescopic rod is a fifth telescopic hydraulic cylinder, the fifth telescopic hydraulic cylinder is connected with the hydraulic pump through a third rubber pipe, a third balance valve is arranged on the third rubber pipe, and the third balance valve is connected with a third operating rod.
Furthermore, two grooves are respectively and oppositely arranged on the end surfaces of two free ends of the horizontal part of the T-shaped track, the roller is H-shaped in the longitudinal section, and two free ends of the lower part of the H-shaped roller are respectively positioned in the two grooves.
Still further, manned work platform inboard is provided with the operation control platform, is provided with railcar mobile control switch, first control rod, second control rod, third control rod, railcar dismouting control switch and brake control rod on the control platform, railcar mobile control switch links to each other with first motor or second motor and third motor respectively, railcar dismouting control switch links to each other with electric telescopic handle.
Still further, first rubber tube, second rubber tube and third rubber tube are fire prevention rubber tube.
The invention has the beneficial effects that:
according to the sliding manned railcar for the tunnel, the track is arranged on the side wall of the tunnel, the railcar with the manned working platform is matched with the track, the railcar is driven by the driving mechanism to reach the designated position, and a person stands on the manned working platform to carry out tunnel facility maintenance and fire rescue, so that ground traffic can be avoided, the road passing efficiency can be improved, and the purpose of timely fire rescue is achieved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.
Drawings
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of the track structure in fig. 1.
Fig. 3 is a schematic structural diagram of the track wheel mechanism in fig. 1.
Fig. 4 is a schematic structural diagram of the column wheel mechanism in fig. 1.
Fig. 5 is a schematic view of a connection structure of the dual-wheel upright post rod, the transmission mechanism, the third rotating shaft and the second roller in fig. 4.
Fig. 6 is a schematic structural diagram of the supporting mechanism in fig. 1.
Fig. 7 is a schematic structural diagram of the lifting mechanism in fig. 1.
Fig. 8 is a schematic structural view of the first rocker arm or the second rocker arm in fig. 1.
Fig. 9 is a schematic structural view of the first, second, third, fourth, or fifth telescopic hydraulic cylinders in fig. 1.
Fig. 10 is a schematic structural view of the work platform of the carrier in fig. 1.
Fig. 11 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 12 is a schematic view of the track structure of fig. 11.
In the figure: 1 tunnel side wall, 2 tracks, 3 manned working platforms, 4 arc-shaped grooves, 5 first track grooves, 6 protective sleeves, 7 track wheel mechanisms, 8 upright wheel mechanisms, 9 supporting mechanisms, 10 second track grooves, 11 first motors, 12 third rollers, 13 first rotating shafts, 14 mounting plates, 21 lifting upright columns, 22 slider platforms, 23 first telescopic hydraulic cylinders, 24 oil tanks, 25 first control rods, 31 first rocker arms, 32 second rocker arms, 33 second telescopic hydraulic cylinders, 34 third telescopic hydraulic cylinders, 35 fourth telescopic hydraulic cylinders, 36 second control rods, 41 steel balls, 42 fifth telescopic hydraulic cylinders, 43 third control rods, 51 operation control tables, 52 track car movement control switches, 53 track car disassembly and assembly control switches, 71 first rollers, 72 lateral upright columns, 73 second rotating shafts, 74 second motors, 75 slider cross beams, 76 first compression springs, 77 first slide ways, 9 second slide ways, 3 guide ways, 3 second track car movement control switches, 3 second track car disassembly and assembly control switches, 71 first rollers, 78 brake discs, 79 brake calipers, 80 brake pads, 81 second rollers, 82 double-wheel upright post rods, 83 third rotating shafts, 84 driven sprockets, 85 driving sprockets, 86 chains, 87 rotating sleeves, 88 connecting upright posts, 89 second compression springs, 90 upright post sliding blocks, 91 upright post sliding grooves and 92 electric telescopic rods.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are illustrative of the invention only and are not limiting upon the scope of the invention.
Example one
As shown in fig. 1-10, a sliding manned railcar for use in a tunnel comprises a track 2 partially pre-embedded in a tunnel side wall 1 along the length direction of the tunnel, a railcar body with a manned working platform 3 is matched with the track 2, a driving mechanism capable of driving the railcar body to travel along the length direction of the track 2 is arranged on the railcar body, a person stands on the manned working platform 3 to overhaul tunnel facilities and rescue fire, ground traffic can be avoided, road traffic efficiency can be improved, the purpose of timely rescue fire is achieved, and the track 2 is a steel rail or a rail.
The rail 2 is L-shaped in the longitudinal section, the free end of the horizontal part of the L-shaped rail 2 is embedded in the side wall 1 of the tunnel, the bottom surface of the horizontal part is provided with an arc groove 4, the end surface of the free end of the vertical part is provided with a first rail groove 5, the body of the rail car comprises a frame-shaped protective cover 6 with an opening at the lower part on the left side, the L-shaped rail 2 is positioned in the protective cover 6, the free end of the horizontal part of the L-shaped rail extends out of the opening on the left side, the driving mechanism comprises a rail wheel mechanism 7, a stand column wheel mechanism 8 and a supporting mechanism 9, the rail wheel mechanism 7 is arranged in the protective cover 6, a first roller 71 on the rail wheel mechanism is arranged in the first rail groove 5 in a rolling manner, the stand column wheel mechanism 8 is arranged on the outer bottom surface of the protective cover 6, a second roller 81 on the stand column wheel mechanism is arranged on the ground in a rolling manner, the ground clings to, manned work platform 3 sets up on lag 6 right side, and the telescopic link top surface is equipped with open-top's hemisphere recess, and during the hemisphere recess was arranged in to steel ball 41, first gyro wheel 71 rolled in first track recess 5 when the railcar was moving, and second gyro wheel 81 rolls subaerial, and the steel ball rolls in the arc recess, and the setting of arc recess can reduce the frictional force between lag 6 and the track 2.
The track wheel mechanism 7 comprises two lateral upright posts 72 which are opposite left and right and are vertically arranged, through holes with coincident axes are respectively arranged at the bottom ends of the two lateral upright posts 72, the first idler wheel 71 is positioned between the two lateral upright posts 72, the first idler wheel 71 is fixedly sleeved on a second rotating shaft 73, two ends of the second rotating shaft 73 respectively penetrate through the through holes, a first bearing is sleeved on the second rotating shaft 73 in each through hole, a second motor 74 is fixedly arranged on one side of one lateral upright post 72, which deviates from the first idler wheel 71, one end of the second rotating shaft 73 is connected with the second motor 74 through a second coupler, and the second motor 74 works to drive the first idler wheel 71 to rotate in the first track groove 5 through the second rotating shaft 73.
The upright post wheel mechanism 8 comprises a double-wheel upright post rod 82 vertically fixed on the outer bottom surface of the protective sleeve 6, the double-wheel upright post rod 82 is of a hollow structure, a third rotating shaft 83 extending along the left-right direction is vertically arranged at the bottom end of the double-wheel upright post rod 82, second idler wheels 81 are respectively fixedly sleeved on two ends of the third rotating shaft 83, a transmission mechanism capable of enabling the third rotating shaft 83 to rotate is arranged in the hollow structure on the double-wheel upright post rod 82, the transmission mechanism is connected with a third motor, and the third motor acts to realize the driving of the third rotating shaft 83 through the transmission mechanism.
The right side of the protecting sleeve 6 is provided with a lifting mechanism, the lifting mechanism is connected with a transverse moving mechanism, and the manned working platform 3 is arranged on the transverse moving mechanism.
The upper end and the lower end of the right side of the protective sleeve 6 extend rightwards respectively to form mounting plates 14, the lifting mechanism comprises two lifting upright posts 21, a slider platform 22 and first telescopic hydraulic cylinders 23, the two lifting upright posts 21 are vertically arranged between the two mounting plates 14 respectively, the slider platform 22 is arranged between the lifting upright posts 21 and the mounting plates 14, the opposite sides of the two lifting upright posts 21 are respectively provided with a chute, the opposite sides of the slider platform 22 are respectively provided with a slider matched with the chute, the slider is arranged in the chute in a sliding manner and plays a supporting role for the slider platform 22, the two pairs of first telescopic hydraulic cylinders 23 are respectively and oppositely arranged at the upper side and the lower side of the slider platform 22, the middle part of the right side of the slider platform 22 is provided with an oil tank 24 filled with oil, the oil tank 24 is provided with a hydraulic pump, the hydraulic pump is connected with a sleeve of the first telescopic hydraulic cylinders 23 through first rubber, can make the flexible direction of the flexible pneumatic cylinder 23 of the first flexible pneumatic cylinder of slider platform 22 upper and lower side through first control rod 25, the slider platform support effect is better to the flexible opposite direction of the first flexible pneumatic cylinder of slider platform 22 both sides.
The transverse moving mechanisms are two groups and are arranged in parallel along the front and back direction of the protective sleeve 6, each group comprises a first rocker arm 31, a second rocker arm 32, a second telescopic hydraulic cylinder 33, a third telescopic hydraulic cylinder 34 and a fourth telescopic hydraulic cylinder 35, the upper end and the lower end of the right side of the sliding block platform 22 are respectively provided with a hinged base, one end of the first rocker arm 31 is hinged on the hinged base on the lower end of the right side of the sliding block platform 22 through a hinged shaft, the other end of the first rocker arm is hinged with the second rocker arm 32 through a hinged shaft, the free end of the second rocker arm 32 is hinged on the right side of the bottom surface of the manned working platform 3 through a hinged shaft, one end of the second telescopic hydraulic cylinder 33 is hinged on the hinged base on the upper end of the right side of the sliding block platform 22 through a hinged shaft, the other end of the second telescopic hydraulic cylinder is, one end of a fourth telescopic hydraulic cylinder 35 is hinged to the upper side of the middle of a second rocker arm 32 through a hinge shaft, the other end of the fourth telescopic hydraulic cylinder is hinged to the left side of the bottom surface of the manned working platform 3 through a hinge shaft, the first rocker arm 31, the second rocker arm 32, the second telescopic hydraulic cylinder 33, the third telescopic hydraulic cylinder 34 and the fourth telescopic hydraulic cylinder 35 are located in the same longitudinal plane, the hinge shaft is arranged along the front and back direction, the cylinder barrels of the second telescopic hydraulic cylinder 33, the third telescopic hydraulic cylinder 34 and the fourth telescopic hydraulic cylinder 35 are respectively connected with a hydraulic pump through second rubber pipes, second balance valves are respectively arranged on the three second rubber pipes and are connected with a second control lever 36, and the second telescopic hydraulic cylinder 33, the third telescopic hydraulic cylinder 34 and the fourth telescopic hydraulic cylinder 35 are operated to stretch to achieve that the manned working platform 3 reaches a specified position.
Preferably, the top ends of the two lateral columns 72 are respectively and vertically fixed on two ends of a slider beam 75, and the middle part of the top surface of the slider beam 75 is connected on the inner top surface of the protective sleeve 6.
The slider crossbeam 75 is connected on the top surface in the lag 6 through first compression spring 76, and slider crossbeam 75 both ends are equipped with first slide rail respectively, and the lag 6 side that corresponds at slider crossbeam 75 both ends is last to be equipped with first slide 77 vertically respectively, and first slide rail slides and locates in first slide 77, and first slide 77 plays the guide effect to slider crossbeam 75 with the cooperation of first slide rail, and first gyro wheel 71 keeps in first track recess 5 is realized in the setting of first compression spring.
The two sets of track wheel mechanisms are arranged along the front and back directions.
A fixed rod parallel to the second rotating shaft 73 is fixed on one lateral upright post 72, a brake caliper 79 is fixed at the free end of the fixed rod, an oil cylinder is arranged in the brake caliper 79, a piston is arranged in the oil cylinder, the piston is connected with a brake pad 80 positioned outside the oil cylinder towards the first roller wheel side, a brake disc 78 opposite to the brake pad 80 is coaxially fixed on the first roller wheel 71, the oil cylinder is connected with the oil tank 24 through an oil pipe and a brake hydraulic pump and a brake balance valve on the oil pipe, and the brake balance valve is connected with a brake control lever; by arranging the brake pad 80 and the brake disc 78 and operating the brake balance valve, pressurized oil enters the oil cylinder to push the brake pad 80 to be in contact friction with the brake disc 78 so as to realize fixed-point braking.
The transmission mechanism comprises a driven sprocket 84 which is positioned in a hollow structure of the double-wheel upright post rod 82 and fixedly sleeved on the third transmission shaft 83, a driving sprocket 85 is further arranged right above the driven sprocket 84 in the hollow structure, a chain 86 is sleeved on the driving sprocket 85 and the driven sprocket 84 in a transmission manner, the driving sprocket 85 is sleeved on a fourth rotating shaft, the fourth rotating shaft is connected with the third motor through a coupler, the third motor rotates to realize rotation of the driving sprocket 85, further, the driven sprocket 84 rotates through the chain 86, and finally, the second idler wheel 81 sleeved on the third transmission shaft 83 rotates on the ground.
The upper end of the double-wheel upright post rod 82 extends into a rotating sleeve 87 with a closed top end and an open bottom end, a second bearing is arranged between the outer wall of the double-wheel upright post rod 82 and the inner wall of the rotating sleeve 87, the top surface of the rotating sleeve 87 is connected to the protective outer sleeve 6, and when the second roller 81 encounters an obstacle, the double-wheel upright post rod 82 rotates relative to the rotating sleeve 87 to avoid the obstacle.
Connect the perpendicular setting of stand 88 top surface on a stand slider 90 bottom surface middle part, stand slider 90 upper portion is equipped with stand spout 91 along the left and right direction level, and stand spout 91 top surface is fixed on lag 6, and stand spout 91 left side is fixed with electric telescopic handle 92 on the outer bottom surface of lag 6, and electric telescopic handle 92 free end links to each other with stand slider 90, and electric telescopic handle 92 is flexible also can make second gyro wheel 81 avoid the barrier.
The telescopic link is three and arranges along the fore-and-aft direction, and the telescopic link top surface of foremost side and rearmost side rolls and is equipped with steel ball 41, and the rail car rolls to be arranged in arc recess 4 in the steel ball 41 of the telescopic link top surface of foremost side and rearmost side when the motion, and the telescopic link top surface in the middle of after arriving the appointed position contacts with ground and plays the support firm effect to the rail car.
The telescopic link is the flexible pneumatic cylinder 42 of fifth, and the flexible pneumatic cylinder 2 of fifth links to each other with the hydraulic pump through the third rubber tube, is equipped with the third balanced valve on the third rubber tube, and the third balanced valve links to each other with third control rod 43.
An operation control platform 51 is arranged on the inner side of the manned working platform 3, a rail car movement control switch 52, a first operating rod 25, a second operating rod 36, a third operating rod 43, a rail car dismounting control switch 53 and a brake operating rod are arranged on the operation control platform 51, the rail car movement control switch 52 is respectively connected with the first motor 11 or the second motor 74 and the third motor, and the rail car dismounting control switch 53 is connected with an electric telescopic rod 92.
First rubber tube, second rubber tube and third rubber tube are the fire prevention rubber tube for this railcar is also applicable to tunnel fire control rescue and uses.
Example two
As shown in fig. 11-12, the track 2 is T-shaped in the longitudinal section, the free end of the vertical part of the T-shaped track 2 is embedded in the tunnel side wall 1, the end surfaces of the two free ends of the horizontal part are respectively and oppositely provided with a second track groove 10, the railcar body comprises a protective cover 6, the protective cover 6 is a frame with an opening at the left side and a middle part, the T-shaped track 6 is positioned in the protective cover 6, the vertical part of the T-shaped track 6 extends out from the opening at the left side, the driving mechanism comprises a first motor 11 and two third rollers 12, the three rollers 12 are respectively arranged in the two second track grooves 10 in a rolling manner, the first motor 11 is arranged on the inner wall of the protective cover 6 at one side of the third rollers 12, the output shaft of the first motor 11 is connected with a first rotating shaft 13 through a first coupler, the other end of the first rotating shaft 13 is rotatably connected on the inner wall of the protective cover 6 at the other side of the third rollers 12, manned work platform 3 sets up in lag 6 right sides, and first motor 11 work makes third gyro wheel 12 roll in second track recess 10 and realizes that the railcar removes.
Preferably, two second rail grooves 10 are respectively and oppositely arranged on the end surfaces of two free ends of the horizontal part of the T-shaped rail 2, the third roller 12 is H-shaped in the longitudinal section, and two free ends of the lower part of the H-shaped roller 13 are respectively positioned in the two second rail grooves 10.
This railcar is when installation: and in the state that the fifth telescopic hydraulic cylinder 42 is retracted, the rail car is installed on the rail 2 of the tunnel side wall 1, and then the third operating rod 43 is operated to extend the fifth telescopic hydraulic cylinders 42 at the frontmost side and the rearmost side, and the steel balls on the fifth telescopic hydraulic cylinders are rolled and placed in the arc-shaped grooves to ensure that the rail car is in a balanced state. And then the upright wheel mechanism 8 is telescopically adjusted to a proper position through the electric telescopic rod.
At run-time: an operator takes a position on the manned working platform 3, adjusts the manned working platform to a proper height through the first control lever 25, presses close to the position of the tunnel side wall 1 as much as possible (reduces the eccentric force borne by the rail car in a running state), further operates the rail car to move to a position where facility maintenance or rescue operation is needed, and then operates the third control lever to extend the fifth telescopic hydraulic cylinder 42 in the middle to enable the top of the fifth telescopic hydraulic cylinder to tightly support the protecting sleeve, so that the rail car is ensured to be stable in position.
During construction: an operator controls the second telescopic hydraulic cylinder 33, the third telescopic hydraulic cylinder 34 and the fourth telescopic hydraulic cylinder 35 to extend and retract by using a second operating rod 36 on the operating console, so that the manned working platform 3 is adjusted to be right below a preset position; then, the first operating rod 25 on the operating console is operated to extend and retract the first telescopic hydraulic cylinder, so that the manned working platform 3 is adjusted to a proper height. After the position of the manned working platform 3 is adjusted in place, the operator can perform corresponding work according to task requirements.
When the work is received: after the corresponding task is completed, the operator retracts the fifth hydraulic telescopic cylinder 42 in the middle through the third operating lever 43, operates the railcar to a safe position, and detaches the railcar from the rail.
The top of the protective cover 6 is provided with a generator 95, and the power required by each motor is provided by the generator 95.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.
Claims (21)
1. The utility model provides a with gliding manned railcar in tunnel which characterized in that: include track (2) along tunnel length direction pre-buried in tunnel side wall (1), a railcar automobile body and track (2) cooperation of manned work platform (3), be equipped with on the railcar automobile body and drive the actuating mechanism that the railcar automobile body walked along track (2) length direction.
2. Sliding type manned railcar for use in tunnels, according to claim 1, characterized in that: the track (2) is L-shaped in a longitudinal section, the horizontal part free end of the L-shaped track (2) is embedded in a tunnel side wall (1), the bottom surface of the horizontal part is provided with an arc-shaped groove (4), the end surface of the vertical part free end is provided with a first track groove (5), the railcar body comprises a frame-shaped protective sleeve (6) with an opening at the lower part on the left side, the L-shaped track (2) is positioned in the protective sleeve (6), the horizontal part free end of the L-shaped track extends out of the opening on the left side, the driving mechanism comprises a track wheel mechanism (7), a stand wheel mechanism (8) and a supporting mechanism (9), the track wheel mechanism (7) is arranged in the protective sleeve (6), a first roller (71) on the track wheel mechanism is arranged in the first track groove (5) in a rolling manner, the stand wheel mechanism (8) is arranged on the outer bottom surface of the protective sleeve (6), and a second, the supporting mechanism (9) comprises a telescopic rod vertically arranged on the inner bottom surface of the protecting sleeve (6), a steel ball (41) capable of rolling in an arc-shaped groove is arranged on the top surface of the telescopic rod in a rolling mode, and the manned working platform (3) is arranged on the right side of the protecting sleeve (6).
3. Sliding type manned railcar for use in tunnels, according to claim 1, characterized in that: the track (2) is T-shaped in a longitudinal section, the free end of the vertical part of the T-shaped track (2) is embedded in the tunnel side wall (1), the end faces of the two free ends of the horizontal part of the T-shaped track are respectively and oppositely provided with a second track groove (10), the railcar body comprises a protective sleeve (6), the protective sleeve (6) is a frame with an opening in the middle of the left side, the T-shaped track (6) is positioned in the protective sleeve (6), the vertical part of the T-shaped track extends out of the opening in the left side, the driving mechanism comprises a first motor (11) and three rollers (12), the three rollers (12) are two, the two third rollers (12) are respectively arranged in the two second track grooves (10) in a rolling manner, the first motor (11) is arranged on the inner wall of the protective sleeve (6) on one side of the third rollers (12), the output shaft of the first motor (11) is connected with a first rotating shaft (13) through a first, the other end of the first rotating shaft (13) is rotatably connected to the inner wall of the protecting sleeve (6) on the other side of the third roller (12), the third roller (12) is fixedly sleeved on the first rotating shaft (13), and the manned working platform (3) is arranged on the right side of the protecting sleeve (6).
4. Sliding type manned railcar for use in tunnels according to claim 2, characterized in that: track wheel mechanism (7) are including relative just vertical side direction stand (72) that sets up about two, and both sides are equipped with the through-hole that the axis coincides mutually on to stand (72) bottom respectively, first gyro wheel (71) are located both sides to between stand (72), and first gyro wheel (71) fixed cover is established on a second pivot (73), and second pivot (73) both ends are passed through respectively, the cover is equipped with first bearing on second pivot (73) in the through-hole, deviates from first gyro wheel (71) side-fixing on one of them side direction stand (72) and is equipped with second motor (74), and second pivot (73) one end passes through the second shaft coupling and links to each other with second motor (74).
5. Sliding type manned railcar for use in tunnels according to claim 2, characterized in that: stand wheel mechanism (8) are including vertical two rounds of stand pole (82) of fixing on lag (6) outer bottom surface, two rounds of stand pole (82) are hollow structure, two rounds of stand pole (82) bottom are equipped with third pivot (83) that extend along left right direction perpendicularly, fixed cover is equipped with second gyro wheel (81) respectively on third pivot (83) both ends, be equipped with in the hollow structure on two rounds of stand pole (82) and make third pivot (83) pivoted drive mechanism, drive mechanism links to each other with the third motor.
6. Sliding type manned railcar for use in tunnels according to claim 2 or 3, characterized in that: the right side of the protective sleeve (6) is provided with a lifting mechanism, the lifting mechanism is connected with a transverse moving mechanism, and the manned working platform (3) is arranged on the transverse moving mechanism.
7. Sliding type manned railcar for use in tunnels according to claim 6, characterized in that: the upper end and the lower end of the right side of the protective sleeve (6) extend rightwards respectively to form a mounting plate (14), the lifting mechanism comprises two lifting columns (21), a slider platform (22) and first telescopic hydraulic cylinders (23), the two lifting columns (21) are vertically arranged between the two mounting plates (14) respectively, the slider platform (22) is arranged between the lifting columns (21) and the mounting plates (14), the opposite sides of the two lifting columns (21) are provided with sliding grooves respectively, the opposite sides of the slider platform (22) are provided with sliders matched with the sliding grooves respectively, the sliders are arranged in the sliding grooves in a sliding manner, the first telescopic hydraulic cylinders (23) are two pairs and are oppositely arranged on the upper side and the lower side of the slider platform (22) respectively, the middle part of the right side of the slider platform (22) is provided with an oil tank (24) filled with oil, the oil tank (24) is provided with a hydraulic pump, and the hydraulic pump is connected with a sleeve of the, and a first balance valve is arranged on the first rubber pipe and connected with a first operating rod (25).
8. Sliding type manned railcar for use in tunnels, according to claim 7, characterized in that: the transverse moving mechanisms are arranged in parallel in the front-rear direction of the protective sleeve (6), each group comprises a first rocker arm (31), a second rocker arm (32), a second telescopic hydraulic cylinder (33), a third telescopic hydraulic cylinder (34) and a fourth telescopic hydraulic cylinder (35), one end of the first rocker arm (31) is hinged to the lower end of the right side of the sliding block platform (22) through a hinged shaft, the other end of the first rocker arm is hinged to the second rocker arm (32) through a hinged shaft, the free end of the second rocker arm (32) is hinged to the right side of the bottom surface of the manned working platform (3) through a hinged shaft, one end of the second telescopic hydraulic cylinder (33) is hinged to the upper end of the right side of the sliding block platform (22) through a hinged shaft, the other end of the second telescopic hydraulic cylinder is hinged to the upper side of the middle of the first rocker arm (31) through a hinged, The other end of the hydraulic control system is hinged to the lower side of the middle of a second rocker arm (32) through a hinged shaft, one end of a fourth telescopic hydraulic cylinder (35) is hinged to the upper side of the middle of the second rocker arm (32) through a hinged shaft, the other end of the fourth telescopic hydraulic cylinder is hinged to the left side of the bottom surface of the manned working platform (3) through a hinged shaft, the first rocker arm (31), the second rocker arm (32), the second telescopic hydraulic cylinder (33), the third telescopic hydraulic cylinder (34) and the fourth telescopic hydraulic cylinder (35) are located on the same longitudinal plane, the hinged shaft is arranged in the front-back direction, the cylinder barrels of the second telescopic hydraulic cylinder (33), the third telescopic hydraulic cylinder (34) and the fourth telescopic hydraulic cylinder (35) are connected with a hydraulic pump through second rubber pipes respectively, second balance valves are arranged on the three second rubber pipes respectively, and the second.
9. Sliding type manned railcar for use in tunnels, according to claim 4, characterized in that: the top ends of the two lateral upright columns (72) are respectively and vertically fixed at the two ends of a sliding block cross beam (75), and the middle part of the top surface of the sliding block cross beam (75) is connected to the inner top surface of the protective sleeve (6).
10. Sliding type manned railcar for use in tunnels, according to claim 9, characterized in that: the slide block cross beam (75) is connected to the inner top surface of the protecting sleeve (6) through a first compression spring (76), first slide rails are arranged at two ends of the slide block cross beam (75) respectively, first slide ways (77) are vertically arranged on the side surfaces of the protecting sleeve (6) corresponding to two ends of the slide block cross beam (75) respectively, and the first slide rails are arranged in the first slide ways (77) in a sliding mode.
11. Sliding type manned railcar for use in tunnels according to claim 10, characterized in that: the track wheel mechanisms are two sets and are arranged along the front and back directions.
12. Sliding type manned railcar for use in tunnels according to claim 10, characterized in that: a fixed rod parallel to the second rotating shaft (73) is fixed on one lateral upright post (72), a brake caliper (79) is fixed at the free end of the fixed rod, an oil cylinder is arranged in the brake caliper (79), a piston is arranged in the oil cylinder, a brake pad (80) located outside the oil cylinder is connected to the piston towards the first roller side, a brake disc (78) opposite to the brake pad (80) is coaxially fixed on the first roller (71), the oil cylinder is connected with an oil tank (24) through an oil pipe and a brake hydraulic pump and a brake balance valve on the oil pipe, and the brake balance valve is connected with a brake control lever.
13. Sliding type manned railcar for use in tunnels, according to claim 5, characterized in that: drive mechanism still is equipped with drive sprocket (85) directly over driven sprocket (84) including being located double round stand pole (82) hollow structure and fixed cover and locate driven sprocket (84) on third transmission shaft (83), hollow structure, and a chain (86) transmission cover is located on drive sprocket (85) and driven sprocket (84), drive sprocket (85) cover is established in the fourth pivot, the fourth pivot passes through the shaft coupling and links to each other with the third motor.
14. Sliding type people-carrying railcar for use in tunnels according to claim 13, characterized in that: the upper end of the double-wheel upright post rod (82) extends into a rotating sleeve (87) with a closed top end and an open bottom end, a second bearing is arranged between the outer wall of the double-wheel upright post rod (82) and the inner wall of the rotating sleeve (87), and the top surface of the rotating sleeve (87) is connected onto the protective outer sleeve (6).
15. Sliding type people-carrying railcar for use in tunnels according to claim 14, characterized in that: rotatory sleeve (87) top is connected on protective outer cover (6) through a vertical connection stand (88), and connection stand (88) upper segment is solid section, hypomere and is bottom open-ended hollow section, rotatory sleeve (87) are located the hollow section of connecting stand (88), rotatory sleeve (87) top center links to each other with the solid section of connecting stand (88) through second compression spring (89).
16. Sliding type people-carrying railcar for use in tunnels according to claim 15, characterized in that: the connecting column (88) is vertically arranged on the middle of the bottom surface of a column sliding block (90), a column sliding groove (91) is horizontally arranged on the upper portion of the column sliding block (90) along the left-right direction, the top surface of the column sliding groove (91) is fixed on the protecting sleeve (6), an electric telescopic rod (92) is fixed on the left side of the column sliding groove (91) on the outer bottom surface of the protecting sleeve (6), and the free end of the electric telescopic rod (92) is connected with the column sliding block (90).
17. Sliding type manned railcar for use in tunnels, according to claim 7, characterized in that: the telescopic link is three and arranges along fore-and-aft direction, and the telescopic link top surface of foremost side and rearmost side rolls and is equipped with steel ball (41).
18. Sliding type people-carrying railcar for use in tunnels according to claim 17, characterized in that: the telescopic link is fifth flexible pneumatic cylinder (42), and fifth flexible pneumatic cylinder (2) link to each other with the hydraulic pump through the third rubber tube, be equipped with the third balanced valve on the third rubber tube, the third balanced valve links to each other with third control rod (43).
19. Sliding type manned railcar for use in tunnels, according to claim 3, characterized in that: two second track grooves (10) are respectively and oppositely formed in the end faces of two free ends of the horizontal portion of the T-shaped track (2), the third roller (12) is H-shaped in the longitudinal section, and two free ends of the lower portion of the H-shaped roller (13) are respectively located in the two second track grooves (10).
20. A sliding type man-riding track car for use in tunnels according to claims 3, 4, 5, 7, 8, 16 or 18, wherein: manned work platform (3) inboard is provided with operation control platform (51), is provided with railcar removal control switch (52), first control rod (25), second control rod (36), third control rod (43), railcar dismouting control switch (53) and brake control pole on operation control platform (51), railcar removal control switch (52) link to each other with first motor (11) or second motor (74) and third motor respectively, railcar dismouting control switch (53) link to each other with electric telescopic handle (92).
21. Sliding people-carrying trolley for use in tunnels according to claim 7, 8 or 18, characterized in that: the first rubber tube, the second rubber tube and the third rubber tube are all fireproof rubber tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010202622.8A CN111376920A (en) | 2020-03-20 | 2020-03-20 | Sliding manned railcar for tunnel interior |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010202622.8A CN111376920A (en) | 2020-03-20 | 2020-03-20 | Sliding manned railcar for tunnel interior |
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| CN111376920A true CN111376920A (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010202622.8A Pending CN111376920A (en) | 2020-03-20 | 2020-03-20 | Sliding manned railcar for tunnel interior |
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| CN112828859A (en) * | 2020-12-28 | 2021-05-25 | 天津三花福达智能科技有限公司 | Six-freedom-degree differential manipulator for automobile wind control assembly |
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