CN218373058U

CN218373058U - Hydraulic track jack

Info

Publication number: CN218373058U
Application number: CN202222877498.2U
Authority: CN
Inventors: 王军威
Original assignee: Henan Li'an Railway Equipment Co ltd
Current assignee: Henan Li'an Railway Equipment Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-01-24
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a hydraulic track jack, which comprises a bottom plate; a bottom plate: the middle part of the upper surface of the telescopic rod is provided with a telescopic rod, the outer arc surface of the fixed end of the telescopic rod is provided with an oil cylinder, the middle part of the upper surface of the bottom plate is provided with a square tube, the upper end of the outside of the square tube is connected with a sliding tube in a sliding way, the front end of the lower surface of the sliding tube is provided with an L-shaped track lifting plate, the rear end of the bottom plate is provided with a cavity, the telescopic rod is positioned in the inner cavity of the square tube, the upper end of the telescopic rod is fixedly connected with the top wall surface of the sliding tube, and the oil cylinder penetrates through an opening arranged at the lower end of the rear surface of the square tube and extends to the outside; wherein: the front ends of the upper wall surfaces in the notches arranged at the rear ends of the left and right wall surfaces of the bottom plate are rotatably connected with rotating plates through rotating shafts; wherein: still include the regulating unit, the regulating unit sets up in the inside of cavity, and this hydraulic pressure plays the railway carriage or compartment ware can increase the support performance of bottom plate side, avoids taking place the condition of empting when daily use, makes things convenient for the staff to operate.

Description

Hydraulic track jack

Technical Field

The utility model relates to a track jack technical field specifically is a hydraulic pressure track jack.

Background

The rail jack is a special tool for lifting and maintaining the rail in the railway track laying and maintenance, and has different models, mainly comprises a hydraulic rail jack and a rack rail jack, wherein the hydraulic rail jack is suitable for the rails with 50Kg/m and 60Kg/m steel rails, a piston is driven by a manual plunger pump to lift to drive a rail lifting lever, so that a rail lifting wheel at the front end of the rail lifting lever at the bottom of the steel rail is quickly lifted to achieve the purpose of lifting, and the rail jack is a special tool for lifting and shifting the rail of the railway track.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a hydraulic pressure plays logos and utensils, can increase the support performance of bottom plate side, avoid taking place the condition of empting when daily use, make things convenient for the staff to operate, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a hydraulic track jack comprises a bottom plate;

a bottom plate: the upper surface middle part is equipped with the telescopic link, the stiff end extrados of telescopic link is equipped with the hydro-cylinder, the upper surface middle part of bottom plate is equipped with square pipe, the outside upper end sliding connection who manages square has the slip pipe, the lower surface front end of slip pipe is equipped with L plays the guidance tape, the rear end of bottom plate is equipped with the cavity, the telescopic link is located the inner chamber of square pipe, the flexible end upper end of telescopic link and the roof face fixed connection of slip pipe, the hydro-cylinder passes the opening that square pipe rear surface lower extreme set up and extends to the outside, can increase the support performance of bottom plate side, avoid taking place the condition of empting when daily use, make things convenient for the staff to operate.

Furthermore, the front end of the upper wall surface in the notch formed in the rear end of the left wall surface and the right wall surface of the bottom plate is rotatably connected with a rotating plate through a rotating shaft, so that the supporting performance of the side surface of the bottom plate can be improved.

Furthermore, the adjusting device further comprises an adjusting unit, the adjusting unit is arranged inside the cavity, the adjusting unit penetrates through the rectangular openings correspondingly formed in the adjacent wall surfaces of the cavity respectively and is rotatably connected with the rear ends of the inner cavities of the adjacent rotating plates through the rotating shafts, and the function of quick adjustment is achieved.

Further, the regulating unit includes lead screw, regulating plate and slat, the lead screw passes through the bearing and rotates to be connected in the middle part between the wall around the cavity, and the outside front end threaded connection of lead screw has the regulating plate, all rotates through the pivot in the fluting that the regulating plate both ends set up and is connected with the slat, and the slat passes the rectangle opening that corresponds the setting on the adjacent wall of cavity respectively and rotates through pivot and adjacent rotor plate inner chamber rear end to be connected, makes things convenient for the staff to operate.

Furthermore, the upper surface of the transverse plate body of the L-shaped track slab is provided with an anti-skid layer, so that the anti-skid function is achieved.

Furthermore, the outside lower extreme of side's pipe is rotated through the pivot and is connected with the handling frame, and the staff of being convenient for operates.

Furthermore, the bottom plate and the upper side of the front end of the L-shaped track lifting plate are both provided with chamfers, so that the insertion is convenient.

Compared with the prior art, the beneficial effects of the utility model are that: this hydraulic pressure plays logos and utensils, has following benefit:

staff anticlockwise rotation lead screw, because the regulating plate receives the slat restriction can only follow the longitudinal axis reciprocating motion of lead screw, then drive the regulating plate rearward movement when the lead screw rotates, the regulating plate removes and passes through the slat transmission, thereby make the rotor plate use the pivot of its front end to rotate toward opposite direction in step as the centre of a circle, move to the horizontality after until the slat, stop rotatory lead screw can, the rotor plate that stretches out can increase the support performance of bottom plate side, avoid taking place the condition of empting when daily use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic structural diagram of the adjusting unit of the present invention.

In the figure: the device comprises a base plate 1, telescopic rods 2, an oil cylinder 3, a square tube 4, a sliding tube 5, a track lifting plate 6L, a cavity 7, an adjusting unit 8, a screw rod 81, an adjusting plate 82, a batten 83, an anti-skid layer 9, an operation frame 10 and a rotating plate 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment provides a technical solution: a hydraulic track jack comprises a bottom plate 1;

bottom plate 1: the bottom plate 1 provides an installation supporting place for the auxiliary mechanism units, a telescopic rod 2 is arranged in the middle of the upper surface of the bottom plate, an oil cylinder 3 is arranged on the outer arc surface of the fixed end of the telescopic rod 2, a square pipe 4 is arranged in the middle of the upper surface of the bottom plate 1, a sliding pipe 5 is connected to the upper end of the outside of the square pipe 4 in a sliding mode, an L-shaped track lifting plate 6 is arranged at the front end of the lower surface of the sliding pipe 5, a cavity 7 is arranged at the rear end of the bottom plate 1, the telescopic rod 2 is located in the inner cavity of the square pipe 4, the upper end of the telescopic rod 2 is fixedly connected with the top wall surface of the sliding pipe 5, the oil cylinder 3 penetrates through an opening formed in the lower end of the rear surface of the square pipe 4 and extends to the outside, a worker operates a handle of the oil cylinder 3 up and down in a reciprocating mode, a hydraulic system inside the oil cylinder 3 pushes up the telescopic end of the telescopic rod 2 to move upwards, the telescopic end of the telescopic rod 2 moves to drive the sliding pipe 5 and the L-shaped track lifting plate 6 to move upwards synchronously along the vertical direction of the square pipe 4 so as to jack up the track, hydraulic pressure is removed through a pressure relief valve after maintenance of the track is completed, the telescopic end inside of the telescopic rod 2 descends, and then the bottom plate 1 can be completed.

Wherein: the upper wall front end all is connected with rotor plate 11 through the pivot rotation in the breach that wall rear end set up about bottom plate 1, and rotor plate 11 that stretches out can increase the support performance of bottom plate 1 side, avoids taking place the condition of empting when daily use.

Wherein: still include the adjusting unit 8, the adjusting unit 8 sets up in the inside of cavity 7, the adjusting unit 8 passes the rectangle opening that corresponds the setting on the adjacent wall of cavity 7 respectively and rotates with adjacent rotor plate 11 inner chamber rear end through the pivot and be connected, adjusting unit 8 includes lead screw 81, regulating plate 82 and slat 83, lead screw 81 rotates through the bearing and connects in the middle part between the front and back wall of cavity 7, the outside front end threaded connection of lead screw 81 has regulating plate 82, all be connected with slat 83 through the pivot rotation in the fluting that regulating plate 82 both ends set up, slat 83 passes the rectangle opening that corresponds the setting on the adjacent wall of cavity 7 respectively and rotates through pivot and adjacent rotor plate 11 inner chamber rear end and is connected, staff anticlockwise rotation lead screw 81, because regulating plate 82 receives the longitudinal axis reciprocating motion that slat 83 restriction can only follow lead screw 81, then drive regulating plate 82 rearward movement when lead screw 81 rotates, regulating plate 82 moves through the transmission of slat 83, thereby make rotor plate 11 with the pivot of its front end as synchronous toward opposite direction rotation, until after slat 83 moves to the horizontality, it can to stop the rotatory lead screw 81, make things convenient for the staff to operate.

Wherein: the upper surface of the transverse plate body of the L-shaped track lifting plate 6 is provided with an anti-skid layer 9, and the anti-skid layer 9 plays a role in skid resistance.

Wherein: the outer lower end of the square pipe 4 is rotatably connected with an operation frame 10 through a rotating shaft, firstly, a worker places the device near a track, then the worker lifts the bottom plate 1 and the auxiliary mechanisms thereof through the operation frame 10, and then steps on the rear end of the bottom plate 1 and applies force forwards, so that the bottom plate 1 and the bottom plate 1 extend below the track.

Wherein: the chamfer has all been seted up to the front end upside of bottom plate 1 and L play way board 6, and the setting of the front end upside chamfer of bottom plate 1 and L play way board 6 for the staff can be more convenient when the operation.

The utility model provides a pair of hydraulic pressure plays logos and utensils's theory of operation as follows: firstly, a worker places the device near a track, then the worker lifts a bottom plate 1 and an auxiliary mechanism thereof through an operation frame 10, then pedals at the rear end of the bottom plate 1 and applies force forwards, so that the bottom plate 1 and the bottom plate 1 extend below the track, due to the arrangement of an upper side chamfer of the front end of the bottom plate 1 and an L track lifting plate 6, the worker can more conveniently operate, then the worker rotates a lead screw 81 anticlockwise, the regulation plate 82 is limited by a batten 83 and can only reciprocate along the longitudinal axial direction of the lead screw 81, when the lead screw 81 rotates, the regulation plate 82 is driven to move backwards, the regulation plate 82 moves through the batten 83 for transmission, so that the rotation plate 11 synchronously rotates in the opposite direction by taking a rotating shaft at the front end as a circle center, until the batten 83 moves to a horizontal state, the rotation of the lead screw 81 stops rotating, the extended rotation plate 11 can increase the supporting performance of the side surface of the bottom plate 1, the situation of toppling during daily use is avoided, after the worker reciprocally operates a handle of the oil cylinder 3, a hydraulic system inside the oil cylinder 3 pushes up and lifts the end of the telescopic pipe 2, the telescopic pipe 2 moves upwards, the telescopic pipe moves, and the telescopic pipe 4 moves, and the telescopic pipe moves downwards, and the telescopic pipe moves along the telescopic pipe 4 and the telescopic pipe moves synchronously.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A hydraulic track jack, which is characterized in that: comprises a bottom plate (1);

base plate (1): the upper surface middle part is equipped with telescopic link (2), the outer cambered surface of stiff end of telescopic link (2) is equipped with hydro-cylinder (3), the upper surface middle part of bottom plate (1) is equipped with square pipe (4), the outside upper end sliding connection who manages square pipe (4) has slip pipe (5), the lower surface front end of slip pipe (5) is equipped with L plays guidance tape (6), the rear end of bottom plate (1) is equipped with cavity (7), telescopic link (2) are located the inner chamber of square pipe (4), the flexible end upper end of telescopic link (2) and the roof fixed connection of slip pipe (5), hydro-cylinder (3) pass the opening of square pipe (4) rear surface lower extreme setting and extend to the outside.

2. A hydraulic track jack as claimed in claim 1, wherein: the front end of the upper wall surface in the gap arranged at the rear end of the left wall surface and the right wall surface of the bottom plate (1) is rotatably connected with a rotating plate (11) through a rotating shaft.

3. A hydraulic track jack as claimed in claim 2, wherein: still include regulating unit (8), regulating unit (8) set up in the inside of cavity (7), and regulating unit (8) pass the rectangle opening that corresponds the setting on the adjacent wall of cavity (7) respectively and rotate through pivot and adjacent rotor plate (11) inner chamber rear end and be connected.

4. A hydraulic track jack as claimed in claim 3, wherein: adjusting unit (8) include lead screw (81), regulating plate (82) and slat (83), lead screw (81) rotate through the bearing and connect in the front and back wall of cavity (7) between the middle part, and the outside front end threaded connection of lead screw (81) has regulating plate (82), all rotates through the pivot in the fluting that regulating plate (82) both ends set up and is connected with slat (83), and slat (83) pass respectively on the adjacent wall of cavity (7) correspond the rectangle opening that sets up and rotate through pivot and adjacent rotor plate (11) inner chamber rear end and be connected.

5. A hydraulic track jack as claimed in claim 1, wherein: and an anti-skid layer (9) is arranged on the upper surface of the transverse plate body of the L-shaped track lifting plate (6).

6. A hydraulic track jack as claimed in claim 1, wherein: the outside lower extreme of square pipe (4) is connected with handling frame (10) through the pivot rotation.

7. A hydraulic track jack as claimed in claim 1, wherein: chamfers are arranged on the upper sides of the front ends of the bottom plate (1) and the L-shaped track lifting plate (6).