CN201598543U

CN201598543U - Automatic reduction multiple cylinder track-lifting track shifter

Info

Publication number: CN201598543U
Application number: CN2010201392106U
Authority: CN
Inventors: 张长友
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-01-12
Filing date: 2010-03-03
Publication date: 2010-10-06
Anticipated expiration: 2020-03-03

Abstract

The utility model discloses an automatic reduction multiple cylinder track-lifting track shifter, which relates to a device for lifting or shifting tracks in construction operations of paving, medium-capital overhauling and maintenance of railway lines and the like, and comprises a base 1, a hand pressure pump component 2, a multiple hydraulic cylinder, a lifting lever 6 and a track-lifting wheel 9, wherein the lower end of a piston rod 13 of the hydraulic cylinder is vertically fixed on the base 1, the middle portion of the lifting lever 6 is symmetrically arranged on the two sides of a primary cylinder body 10 through an articulated shaft I16, one end of the lifting levers 6 is provided with the track-lifting wheel 9, and the other end is articulated with a balance force frame. A balance force rod has three implementation manners which are a chain type rod piece type, an arc-shaped rod type and a moving type power frame. One end of an articulated rod II5 in the chain type rod piece is articulated with the lifting lever 6, and the other end of an articulated rod I4 is articulated with a connecting body 3 through an articulated shaft II17. The lower end of the connecting body is vertically fixed on the base 1, and a cylinder body release tension spring is arranged between a cylinder sleeve of the hydraulic cylinder and the piston.

Description

Automatic resetting multi-level-cylinder type track raising or shifting device

Technical field

The utility model relates to a kind of instrument of building the road, and is specifically related to the track lifting or the track lining apparatus that use in the construction operation such as laying, medium-capital overhauling, maintenance of rail track.

Background technology

The track lifting and lining tool that uses has two kinds of rack-and-pinion and fluid pressure types now.Wherein rack-and-pinion track lifting and lining tool advantage has been that the track lining amount is bigger, and shortcoming is that track lifting and lining tool static state is highly too high, surpasses the use standard of Ministry of Railways's " regulations of railway technical operation " and " railway safety regulation ", can not use on operating line.Track lifting and lining tool can not automatically reset, and particularly resets under the load-bearing situation, and slip teeth takes place sometimes, causes track lifting and lining tool casualty accident.The fluid pressure type track lifting and lining tool all is a single stage hydraulic cylinder, most of raise track height 130mm with interior, track lining amount in 90mm; The hydraulic track-switching device that has plays the track lining amount and surpasses 130mm, but the static use standard that highly surpasses Ministry of Railways's " regulations of railway technical operation " and " railway safety regulation ", can not on operating line, use, and can not automatically reset, when resetting by manually jamming on.Unit in charge of construction must be equipped with the track lifting and lining tool of multiple function in order to satisfy various condition operations, has increased the recoverable amount and the cost input of track lifting and lining tool.

Summary of the invention

In order to solve the problems of the technologies described above, the utility model provides a kind of automatic resetting multi-level-cylinder type track raising or shifting device, for multistage hydraulic cylinder resets fast, between every grade of cylinder body and piston back-moving spring is set; In order to solve multistage cylinder unbalance loading, adopt multiple equilibrant force frame; Jointed shaft II is placed on handlance rocking bar core horizon top, and this is for the scope of activities along with the flexible expanding equilibrium power bar of multistage hydraulic cylinder, changes the ratio of the power back of the body and the resistance back of the body, thereby reduces the bearing capacity of hydraulic cylinder; The jacking speed when improving the multistage hydraulic cylinder underloading and the operating physical force of handgrip when reducing heavy duty are according to the duty of oil pressure with automatic control valve control section plunger displacement pump.

The utility model is achieved by the following technical solution: a kind of automatic resetting multi-level-cylinder type track raising or shifting device comprises: base, handlance assembly, hydraulic cylinder, track lifting wheel and the equilibrant force frame that is connected hydraulic cylinder and base; Described handlance assembly one side is provided with the depression bar seat; It is characterized in that: described hydraulic cylinder is multistage cylinder, and multistage cylinder is made up of one-level cylinder body, secondary cylinder body, piston rod and cylinder cap, the piston rod of secondary cylinder body double as one-level cylinder body wherein, and described piston-rod lower end is vertically fixed on the base; The upper end of described cylinder cap is provided with the track lining block.

The lower end of described secondary cylinder body is provided with and hangs spring dish I, many uniform being mounted on the spring dish I in extension spring I lower end, and extension spring I upper end is mounted on the interior upper end of circular hole on the one-level cylinder body; Piston-rod lower end is provided with hangs spring dish II, many uniform being mounted on the spring dish II in extension spring II lower end, and extension spring II upper end is mounted on the interior upper end of circular hole on the secondary cylinder body.

Described equilibrant force frame is a chain type power frame, and described chain type power frame is made up of two groups of hinge-rod I, hinge-rod II, driving lever and connector, and wherein hinge-rod I, hinge-rod II and driving lever three are hinged and form two groups of chain type rod members; Described driving lever is installed in the both sides of the external cylinder of first-stage cylinder by jointed shaft I symmetry, and the outer end of driving lever is provided with the wheel that raises track; The outer end of described hinge-rod I is hinged by jointed shaft II and connector upper end; Described connector lower end is vertically fixed on the base.

Described equilibrant force frame can also be arc rod-type power frame; Described arc rod-type power frame is made up of two camber bars and connector, and two camber bars are installed in the both sides on the external face of cylinder of first-stage cylinder by jointed shaft I symmetry, and the outer end of camber bar is provided with the wheel that raises track; Make arc shaped groove on the camber bar; Described connector upper end outside vertical fixed limit post, the limited post sliding fit is inserted in the described arc shaped groove; The connector lower end is vertically fixed on the base.

Described equilibrant force frame can also be movable power frame; Described movable power frame is made up of two equilibrant force bars and connector, two equilibrant force bars are installed in the both sides on the external face of cylinder of first-stage cylinder by jointed shaft I symmetry, one end of equilibrant force bar is provided with the wheel that raises track, and the other end of equilibrant force bar is hinged by the upper end of jointed shaft II and connector; Described connector lower end is connected with base by jointed shaft III.

Described jointed shaft II is positioned at the top of depression bar seat.

Described handlance assembly connects by the centre bore of hydraulic valve, oil pipe and piston rod and the inner chamber of cylinder body.

The beneficial effects of the utility model are:

1, can not only carry out superelevation and raise track and the overlength track lining at newly-built circuit, blockade line construction, can also on operating line, carry out superelevation and raise track and the overlength track lining, reduce the recoverable amount and the cost input of track lifting and lining tool, safely, reliably.

2, once track lifting height or a track lining amount reach requirement, high efficiency.

3, the rail jack that overcomes the existence of rack-and-pinion rail jack also can solve the track lifting and lining tool excessive defect that plays the track lining amount greater than 125mm hurting sb.'s feelings safety factor, guarantees the person, traffic safety.

4, automatically reset after finishing one-stop operation, reduce labour intensity, save the time interval of two subjobs, increase work efficiency.

5, back out the track lining catch button, can be used as ordinary jack and use, play a tractor serves several purposes effect.

Description of drawings

With embodiment the utility model is further specified with reference to the accompanying drawings below.

Fig. 1 is the utility model structural representation.

Fig. 2 is the vertical view of Fig. 1.

Fig. 3 is the utility model stereogram.

Fig. 4 is the another kind of embodiment arc of a utility model equilibrant force frame driving lever stereogram.

Fig. 5 is the movable power frame of the third embodiment of a utility model equilibrant force frame stereogram.

Among the figure: 1, base, 1-1, carry out blend stop, 1-2, carry out wheel, 1-3, ram seat, 1-4, lift-handle base, 2, the handlance assembly, 2-1, the depression bar seat, 3, connector, 4, hinge-rod I, 5, hinge-rod II, 6, driving lever, 7, the track lining block, 8, rail, 9, raise track and take turns 10, the one-level cylinder body, 10-1, cylinder cap, 11, the secondary cylinder body, 11-1, hang spring dish I, 12, extension spring I, 13, piston rod, 13-1, hang spring dish II, 14, extension spring II, 15, hydraulic valve, 16, jointed shaft I, 17, jointed shaft II, 18, oil pipe, 19, the camber bar, 19-1, arc shaped groove, 20, limited post, 21, jointed shaft III, 22, the equilibrant force bar.

The specific embodiment

As Fig. 1, Fig. 2, shown in Figure 3: a kind of automatic resetting multi-level-cylinder type track raising or shifting device comprises: base 1, handlance assembly 2, hydraulic cylinder, track lifting wheel 9 and the equilibrant force frame that is connected hydraulic cylinder and base 1; Described handlance assembly 2 one sides are provided with depression bar seat 2-1; It is characterized in that: described hydraulic cylinder is multistage cylinder, and present embodiment is a secondary cylinder, also can use three grades of cylinders.Multistage cylinder is made up of one-level cylinder body 10, secondary cylinder body 11, piston rod 13 and cylinder cap 10-1, the piston rod of secondary cylinder body 11 double as one-level cylinder bodies 10 wherein, and described piston rod 13 lower ends are vertically fixed on the base 1; The upper end of described cylinder cap 10-1 is provided with track lining block 7.

Two groups of reset tension springs are set between hydraulic cylinder and the base 1, the mounting method of extension spring is: be provided with in the lower end of secondary cylinder body 11 and hang spring dish I 11-1, many uniform being mounted on the spring dish I 11-1 in extension spring I 12 lower ends, extension spring I 12 upper ends are mounted on the interior upper end of circular hole on the one-level cylinder body 10; Piston rod 13 lower ends are provided with and hang spring dish II 13-1, many uniform being mounted on the spring dish II 13-1 in extension spring II 14 lower ends, and extension spring II 14 upper ends are mounted on the interior upper end of circular hole on the secondary cylinder body 11.

The utility model equilibrant force frame has three kinds of embodiments, is respectively chain type power frame, arc rod-type power frame and movable power frame.

First kind of embodiment equilibrant force frame is chain type power frame shown in Fig. 1,2,3, described chain type power frame is made up of two groups of hinge-rod I 4, hinge-rod II 5, driving lever 6 and connector 3, and wherein hinge-rod I 4, hinge-rod II 5 and driving lever 6 threes are hinged and form two groups of chain type rod members; Described driving lever 6 is installed in the both sides of one-level cylinder body 10 outside cylinder by jointed shaft I16 symmetry, and the outer end of driving lever 6 is provided with the wheel 9 that raises track; The outer end of described hinge-rod I 4 is hinged with connector 3 upper ends by jointed shaft II 17; Described connector 3 lower ends are vertically fixed on the base 1.

Second kind of embodiment equilibrant force frame shown in Figure 4 is arc rod-type power frame.Described arc rod-type power frame is made up of two camber bars 19 and connector 3, and two camber bars 19 are installed in the both sides of one-level cylinder body 10 external cylindrical surfaces by jointed shaft I 16 symmetries, and the outer end of camber bar 19 is provided with the wheel 9 that raises track; Make arc shaped groove 19-1 on the camber bar 19; Described connector 3 upper end outside vertical fixed limit posts 20, limited post 20 sliding fits are inserted among the described arc shaped groove 19-1; Connector 3 lower ends are vertically fixed on the base 1.

The third embodiment equilibrant force frame shown in Figure 5 is movable power frame.Described movable power frame is made up of two equilibrant force bars 22 and connector 3, two equilibrant force bars 22 are installed in the both sides of one-level cylinder body 10 external cylindrical surfaces by jointed shaft I 16 symmetries, one end of equilibrant force bar 22 is provided with the wheel 9 that raises track, and the other end of equilibrant force bar 22 is hinged with the upper end of connector 3 by jointed shaft II 17; Described connector 3 lower ends are connected with base 1 by jointed shaft III21.

The upper end of described cylinder cap 10-1 is provided with track lining block 7.Described base 1 lower end is provided with two and carries out blend stop 1-1 longitudinally, and base 1 rear end is provided with carries out wheel 1-2 and ram seat 1-3, and base 1 middle part is provided with lift-handle base 1-4.

Described handlance assembly 2 connects by the centre bore of hydraulic valve 15, oil pipe 18 and piston rod 13 and the inner chamber of cylinder body.

Present embodiment is selected the two-stage hydraulic cylinder for use, also can adopt three grades of hydraulic cylinders.Adopting multistage hydraulic cylinder, is in order to reach track lifting amount superelevation, track lining amount overlength, and the road pulls out the logos and utensils height and do not exceed standard when using.This is that the progression of hydraulic cylinder is many more because under the identical length of hydraulic cylinder overhang, and it is short more that hydraulic cylinder just can be made, thereby make the overall height of hydraulic track-switching device short more.The duty of automatic control valve according to the automatic control section plunger displacement pump of oil pressure is set, and is the jacking speed when improving the multistage hydraulic cylinder underloading and the operating physical force of handgrip when reducing heavy duty.

The track lifting process: the wheel 9 that raises track is placed under the rail 8, closed control valve 15, operation depression bar seat 2-1, make plunger displacement pump work, give piston rod 13 fuel feeding, one-level cylinder body 10 and secondary cylinder body 11 rise under the promotion of oil pressure, drive driving lever 6 and raise, under the synergy of other each points of equilibrant force frame and each section, the wheel 9 that raises track also rises thereupon; Operation hydraulic valve 15 is removed oil pressure, and one-level cylinder body 10 and secondary cylinder body 11 reset under the acting in conjunction of load and back-moving spring, finish the track lifting process.

Pull out process: logos and utensils is pulled out in track lifting tilt to place for 30 °～60 °, make angle between cylinder cap 10-1 and the track lining block 7 near rail 8 base angles, close hydraulic valve 15, handle depression bar seat 2-1, give piston rod 13 fuel feeding, one, two hydraulic cylinders stretch out in the promotion of oil pressure, promote rail 8 displacements, reach and pull out purpose.Open hydraulic valve 15, remove oil pressure, one, two hydraulic cylinders reset.

Shift the track lifting and lining tool process: track lifting and lining tool is placed on the rail 8, and track lifting and lining tool is carried out trousers putting into, and track lifting and lining tool is being carried out blend stop 1-1, carried out under the acting in conjunction of wheel 1-2 and ram seat 1-3 thrust, and easily transfer does not slide down.

As the use of jack: being placed on that the wheel that raises track just goes up can the jack-up weight; Twist track lining block 7, it is bigger to be placed on the hydraulic cylinder jack-up weight.

Claims

1. an automatic resetting multi-level-cylinder type track raising or shifting device comprises: base (1), handlance assembly (2), hydraulic cylinder, track lifting wheel (9) and the equilibrant force frame that is connected hydraulic cylinder and base (1); Described handlance assembly (2) one sides are provided with depression bar seat (2-1); It is characterized in that: described hydraulic cylinder is multistage cylinder, multistage cylinder is made up of one-level cylinder body (10), secondary cylinder body (11), piston rod (13) and cylinder cap (10-1), the piston rod of secondary cylinder body (11) double as one-level cylinder body (10) wherein, described piston rod (13) lower end is vertically fixed on the base (1); The upper end of described cylinder cap (10-1) is provided with track lining block (7);

The lower end of described secondary cylinder body (11) is provided with and hangs spring dish I (11-1), and many extension spring I (12) lower end is uniform to be mounted on the spring dish I (11-1), and extension spring I (12) upper end is mounted on the interior upper end of circular hole on the one-level cylinder body (10); Piston rod (13) lower end is provided with and hangs spring dish II (13-1), and many extension spring II (14) lower end is uniform to be mounted on the spring dish II (13-1), and extension spring II (14) upper end is mounted on the interior upper end of circular hole on the secondary cylinder body (11);

Described equilibrant force frame is a chain type power frame, described chain type power frame is made up of two groups of hinge-rod I (4), hinge-rod II (5), driving lever (6) and connector (3), and wherein hinge-rod I (4), hinge-rod II (5) and driving lever (6) three are hinged and form two groups of chain type rod members; Described driving lever (6) is installed in the both sides of one-level cylinder body (10) outside cylinder by jointed shaft I (16) symmetry, and the outer end of driving lever (6) is provided with the wheel (9) that raises track; The outer end of described hinge-rod I (4) is hinged with connector (3) upper end by jointed shaft II (17); Described connector (3) lower end is vertically fixed on the base (1).

2. automatic resetting multi-level-cylinder type track raising or shifting device according to claim 1 is characterized in that: described equilibrant force frame can also be arc rod-type power frame; Described arc rod-type power frame is made up of two camber bars (19) and connector (3), and two camber bars (19) are installed in the both sides of one-level cylinder body (10) external cylindrical surface by jointed shaft I (16) symmetry, and the outer end of camber bar (19) is provided with the wheel (9) that raises track; Camber bar (19) is gone up and is made arc shaped groove (19-1); Described connector (3) upper end outside vertical fixed limit post (20), limited post (20) sliding fit is inserted in the described arc shaped groove (19-1); Connector (3) lower end is vertically fixed on the base (1).

3. automatic resetting multi-level-cylinder type track raising or shifting device according to claim 1 is characterized in that: described equilibrant force frame can also be movable power frame; Described movable power frame is made up of two equilibrant force bars (22) and connector (3), two equilibrant force bars (22) are installed in the both sides of one-level cylinder body (10) external cylindrical surface by jointed shaft I (16) symmetry, one end of equilibrant force bar (22) is provided with the wheel (9) that raises track, and the other end of equilibrant force bar (22) is hinged with the upper end of connector (3) by jointed shaft II (17); Described connector (3) lower end is connected with base (1) by jointed shaft III (21).

4. automatic resetting multi-level-cylinder type track raising or shifting device according to claim 1 is characterized in that: described jointed shaft II (17) is positioned at the top of depression bar seat (2-1).

5. automatic resetting multi-level-cylinder type track raising or shifting device according to claim 1 is characterized in that: described handlance assembly (2) connects by the centre bore of hydraulic valve (15), oil pipe (18) and piston rod (13) and the inner chamber of cylinder body.