CN2756688Y

CN2756688Y - Switch changing and laying complate device

Info

Publication number: CN2756688Y
Application number: CN 200420113813
Authority: CN
Inventors: 吴飞轮
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-12-31
Filing date: 2004-12-31
Publication date: 2006-02-08
Anticipated expiration: 2014-12-31

Abstract

The utility model discloses a switch changing laying complete device, which is composed of a walking switch horizontal moving set, a switch longitudinal transport vehicle and a walking slide rail hanging sliding device, wherein the walking switch horizontal moving set is connected to a multifunctional rail pulling machine by a telescopic box girder via shaft pins; both ends of the telescopic box girder are respectively connected with a left main lifting end rack and a right main lifting end rack; the left main lifting end rack is connected with a dual-leg telescopic box through a skid beam and a left longitudinal fine adjustment oil cylinder; the right main lifting end rack is connected with a single-leg telescopic box through a skid beam and a right longitudinal fine adjustment oil cylinder. The multifunctional rail pulling machine is provided with a hydraulic power supply, the middle part thereof is provided with a transposing lifting dual-role hydraulic oil cylinder, and both ends are provided with a pair of rail tongs with a rotary head and a walking wheel device. The switch longitudinal transport vehicle is composed of a hydraulic power flat vehicle connected in series with a driven flat vehicle through a coupling rod. The walking slide rail hanging sliding device is composed of a pair of rail tongs of which the head is provided with two small rollers. A hanger rod part of the rail tongs is made into a rack-type rail jack. The utility model has the advantages of high construction efficiency, low labor strength, low cost and safety.

Description

The switch changing and laying a complete set of equipment

Technical field

The utility model relates to a kind of switch changing and laying a complete set of equipment.

Background technology

Along with the China railways great-leap-forward development arrival in period, electrified Speed Increased Reformed and Development of High Speed Railway enter a brand-new period, and existing line is being carried out in the Speed Increased Reformed, and changing concrete sleeper acclerating road switch and high-speed switch is the important step that railway speed increase is transformed.Because steel bar concrete pillow acclerating road switch and high-speed switch overall weight are big, in addition when the construction of electrified location, a large amount of electrified columns makes and mostly overlays track switch and all can not overlay nearby, must lay tens meters in place to hundreds of rice away from normotopia and select the overlaying location to overlay,, be usually and use great amount of manpower to construct owing to lack the special-purpose machinery construction equipment, difficulty of construction is big, it is long to take blocking time, has had a strong impact on the transportation of railway, has lost valuable capacity.For this reason, the railway system spends a large amount of foreign exchanges, and the switch replacement equipment that import is external tries hard to shorten the blocking time of track switch, improves the mechanization level of track switch construction.Domestic part railway engineering machine-building producer has also developed some equipment, and its mentality of designing just is confined to reduce labour intensity, plays the effect that cooperates the manpower construction, fails significantly to reduce and obtain effective breakthrough on the blocking time in that to simplify the construction step poly-.

The utility model content

Technical problem to be solved in the utility model provides a kind of efficiency of construction height, low, cheap, the safe and reliable switch changing and laying a complete set of equipment of labour intensity.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of switch changing and laying a complete set of equipment, by the traversing unit of legged track switch, vertical transport vehicle of track switch and traveling slide rail hang sliding device and form, the traversing unit of described legged track switch adopts pivot pin to connect by the expansion box beam and is installed on the multi-functional lifting and lining track scarifier, expansion box beam two ends are connected with main end frame and the right main end frame that hoists of hoisting in a left side respectively, the main end frame that hoists in a described left side is connected with two supporting leg expansion boxs by sliding beam and left vertically fine setting oil cylinder, the described right main end frame that hoists is connected with single supporting leg expansion box by sliding beam and right vertically fine setting oil cylinder, described multi-functional lifting and lining track scarifier is provided with hydraulic power supply, the middle part is provided with the double-act-ing hydraulic J-Horner that hoists that replaces, and two ends are provided with rotary head rail tongs and travelling wheel device; The vertical transport vehicle of described track switch is made up of by the coupling bar driven flatcar of connecting the hydraulic power flatcar; It is the rail tongs that head is provided with two trundles that described traveling slide rail hangs sliding device, and the suspension rod of rail tongs partly is made into the rack-and-pinion track jack.

Adopt the switch changing and laying a complete set of equipment of technique scheme, the vertical transport vehicle of track switch cross sliding machine and track switch adopts the modular component splicing structure, each parts adopts pivot pin to connect, hydraulic oil pipe adopts fast and pegs graft, sleeve mechanism can be assembled fast, to satisfy manpower requirements on transport under the MODEL OVER COMPLEX TOPOGRAPHY.This equipment is intended to improve as far as possible the rise falling speed of track switch, horizontal translational speed, and vertically travelling speed and track switch are improved track switch safety of construction and reliability with regard to bit rate.Reach finishing the work of high-quality fast and safely, significantly reduce the purpose of track blockade time.Its operating principle is: utilize to have enough lift oil tanks of the amount of hoisting, make hoisting and falling one-time-reach-place of track switch.Saved the time of utilizing the transposition of sleeper buttress in the former construction, laterally move and adopt hanging travel mechanism down, saved and worn the operation that the pulley rail is placed pulley in the former construction, rail tongs adopt the roller type structure significantly to reduce not parallel between the traversing unit of legged track switch and the crowded power that produces simultaneously.Eliminated the stuck phenomenon that turns slide rail over of the pulley that exists in the former construction, vertically transportation track switch is adopted hydraulic power flatcar group, reduced the phenomenon that wheel slides down, saved manpower in a large number, improved efficient, for improving device security and reliability, can install pressure control safeties on the legged track switch cross sliding machine suspension bracket lift oil tank oil circuit, guarantee the safety of structure, rail tongs are equiped with self-locking device and reversal valve safeties, the generation of maloperation in the time of can preventing to hoist can be provided with the double-shaft level control module simultaneously, further improves security of system.Aspect the reliability of elevating mechanism equipment work, a guest machine is set up in main employing and every machine adopts independently power set, simultaneously, settles a hydraulic hand-pump standby on every machine.

On function of use, this equipment is held concurrently multinomial function, not only can be used for the traversing vertical shift of track switch construction, do conversion slightly after simultaneously will part-structure removing, and then can use and the gapless track use that switches tracks as lifting and lining track scarifier, rail flat car for transportation.

In sum, the utility model is a kind of efficiency of construction height, low, cheap, the safe and reliable switch changing and laying a complete set of equipment of labour intensity.

Description of drawings

Fig. 1 is the traversing unit structural representation of legged track switch;

Fig. 2 is the traversing unit right view of legged track switch;

Fig. 3 is a b place enlarged drawing among Fig. 2;

Fig. 4 is the traversing unit left view of legged track switch;

Fig. 5 is the traversing unit front view of legged track switch;

Fig. 6 is the vertical transport vehicle structural representation of track switch;

Fig. 7 is that the traveling slide rail hangs sliding apparatus structure schematic diagram.

The specific embodiment

Following structure the drawings and specific embodiments elaborate to the utility model.

Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, the switch changing and laying a complete set of equipment, by the traversing unit of legged track switch, vertical transport vehicle of track switch and traveling slide rail hang sliding device and form, the traversing unit of legged track switch adopts pivot pin to connect by expansion box beam 4 and is installed on the multi-functional lifting and lining track scarifier 10, expansion box beam 4 two ends are connected with main end frame 2 and the right main end frame 9 that hoists of hoisting in a left side respectively, the main end frame 2 that hoists in a left side is connected with two supporting leg expansion boxs 1 by sliding beam and left vertically fine setting oil cylinder 22, the right main end frame 9 that hoists is connected with single supporting leg expansion box 6 by sliding beam 7 and right vertically fine setting oil 8, multi-functional lifting and lining track scarifier 10 is provided with hydraulic power supply 5, the middle part is provided with the double acting hydraulic oil 3 that hoists that replaces, and two ends are provided with rotary head rail tongs 11 and travelling wheel device 12; The vertical transport vehicle of track switch is made up of by the driven flatcar 18 of coupling bar 17 series connection hydraulic power flatcar 16; It is the rail tongs 19 that head is provided with two trundles that the traveling slide rail hangs sliding device, and suspension rod 20 parts of rail tongs are made into rack-and-pinion track jack 13.

Length and weight according to construction track switch, the traversing unit of track switch is made up of many traversing units of legged track switch, general No. 12 steel concrete pillow simple turnout is made up of 5～6 legged track switch cross sliding machines, separate unit plays liter weight and is about 15 tons, during construction track switch, many switch changing and laying cross sliding machines are arranged successively, definite principle of placed point be to make every switch changing and laying cross sliding machine weight about equally, rail tongs 11 are good with the clamping of track switch rail's end portion then.According to the horizontal moving direction of track switch, the traversing cover beam 4 of walking is stretched out, then with two supporting leg expansion boxs 1 and single supporting leg expansion box 6 jack-up, track switch is hung after certain altitude, track switch can be carried out laterally moving, after track switch moved to the extensible canopy end, two supporting leg expansion boxs 1 and single supporting leg expansion box 6 were shunk in oily 3 jackings that will replace.Shrink then by the 15 flexible expansion box beams 4 of joint telescopic oil cylinder in expansion box beam trifle telescopic oil cylinder 14 and the expansion box beam, stretch front end expansion box beam, will hold 6 of two supporting leg expansion boxs 1 and single supporting leg expansion boxs, transposition oil 3 shrinks.Can carry out second this laterally move.And the like track switch is progressively traversing to the predetermined area.If the predetermined area is the track switch flat car for transportation, this moment, track switch fell to vertical transportation that the track switch transport vehicle can carry out track switch, and the switch changing and laying cross sliding machine is without decoupling device, and after the track switch cross sliding machine changed floor file point with track switch being transported to, work can will begin in a minute.As if the predetermined area is the switch changing and laying place, then can track switch is traversing in place, and before track switch puts in place, can regulate vertical fine setting oil cylinder 35,37 as required and carry out vertical fine setting in a small amount, thereby guarantee that the rail gap before and after the track switch satisfies the laying requirement.

Connect the distortion action of back lift heavy load with legged expansion box beam for overcoming the main end carriage that hoists to the case beam, two masters end carriage that hoists adopts the form of structure of two supporting leg expansion boxs 1 and single supporting leg expansion box 6 respectively, make whole walking frame form the triangular form supporting, eliminate the influence that torsional deformation causes the case beam.Establish sliding beam in its end frame and vertically finely tune oil cylinder.

The vertical transport vehicle of track switch is made up of by the driven flatcar 18 of coupling bar 17 series connection hydraulic power flatcar 16.Because the length of concrete acclerating road switch and high-speed switch is all more than 37 meters, therefore, per 5 meters steps of the place ahead of hydraulic power flatcar are established a driven flatcar, play the vertically effect of walking of supporting track switch, because the speed of transportation track switch is generally slower, can utilize the self-locking action braking of hydraulic motor.

Change the track switch construction at busy main line and single line location, because the condition of utilizing adjacent line track switch vertically to transport can not be provided, new causeway trouble must be walked the transportation of this line and put in place, track switch was removed owing to both had been friends in the past, must lay interim walking track this moment puts the track switch transportation in place, because walking rails is at this moment below new causeway trouble, there is the obstruction of lift oil tank the track switch both sides, during dismounting, because the frictional force of rail between ballast aggregate is bigger, the space is little under the track switch in addition, and is consuming time more during dismounting, for this reason, this complete equipment has been designed a cover pulley pincers hanger rail device and supporting joint and connected backing plate.Its operating principle: the head of rail tongs is provided with two trundles, the suspension rod of rail tongs partly is made into the rack-and-pinion track jack, after the tooth bar of tooth bar sample presss from both sides rail's end portion surely, latch nook is steady with the adjustable clamp head-clamp, and the rail folder is steady, the tooth bar lifting body is enclosed within on the rack bar again, and utilize two switch tie sides to support, the traveling slide rail hung rise under the new track switch switch tie, volume is bearing on the rail tongs roller under this moment rail head, can easily vertical traveling slide rail be extracted out under new causeway trouble.It mainly is the anastomosis that plays rail joint that joint connects backing plate, because as using railways splint to connect, rail joint can't pass through roller.

Claims

A kind of switch changing and laying a complete set of equipment, by the traversing unit of legged track switch, vertical transport vehicle of track switch and traveling slide rail hang sliding device and form, it is characterized in that: the traversing unit of legged track switch adopts pivot pin to connect by expansion box beam (4) and is installed on the multi-functional lifting and lining track scarifier (10), expansion box beam (4) two ends are connected with main end frame (2) and the right main end frame (9) that hoists of hoisting in a left side respectively, the main end frame (2) that hoists in a left side is connected with two supporting leg expansion boxs (1) by sliding beam and left vertically fine setting oil cylinder (22), the right main end frame (9) that hoists is connected with single supporting leg expansion box (6) by sliding beam (7) and right vertically fine setting oil cylinder (8), multi-functional lifting and lining track scarifier (10) is provided with hydraulic power supply (5), the middle part is provided with the double-act-ing hydraulic J-Horner (3) that hoists that replaces, and two ends are provided with rotary head rail tongs (11) and travelling wheel device (12); The vertical transport vehicle of track switch is made up of by coupling bar (17) the driven flatcar (18) of connecting hydraulic power flatcar (16); It is the rail tongs (19) that head is provided with two trundles that the traveling slide rail hangs sliding device, and the suspension rod of rail tongs (20) part is made into rack-and-pinion track jack (13).