CN213625000U

CN213625000U - Railway track lifting equipment

Info

Publication number: CN213625000U
Application number: CN202020862413.1U
Authority: CN
Inventors: 马明勇; 姜冰; 林志成
Original assignee: Qiqihar Nongken Xinfa Precision Casting Co ltd
Current assignee: Qiqihar Nongken Xinfa Precision Casting Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-07-06
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses a railway track lifting equipment, including the base, still include: the lifting mechanism is fixedly connected to the top of the base; the driving mechanism is detachably arranged on the front side of the lifting mechanism; one end of the lever is rotatably connected to the top of the lifting mechanism through a pin shaft; the supporting seat is rotatably connected to the other end of the lever through a pin shaft. This railway rail lifting equipment can realize the stable jack-up of rail, and is small, portable, uses in a flexible way, saves the cost, and labour saving and time saving when the staff changes the sleeper has greatly satisfied the demand that the railway was maintained.

Description

Railway track lifting equipment

Technical Field

The utility model relates to a railway technology field specifically is a railway track lifting equipment.

Background

Railway transportation is a type of land transportation in which a locomotive pulls a train vehicle over two parallel rails. The traditional mode is steel wheel traveling, but the generalized railway transportation still includes non-steel wheel traveling modes such as magnetic suspension trains, cable cars, cableways and the like, or rail transportation. The rails provide an extremely smooth and hard medium on which the train wheels roll with minimal friction, making the upper person more comfortable, and it also saves energy;

the rails are mainly supported and fixed by sleepers, and are influenced by the gravity of a train, and the sleepers deform and break due to uneven stress among the sleepers, so that the rail sleeper maintenance device is particularly important for regular maintenance of the railway. When replacing the sleeper, the worker can replace the sleeper by jacking the rail upwards by the crane or the jack and reserving a space for taking out the sleeper. In the railway maintenance, the quantity that the sleeper damaged is extremely limited, if adopt the hoist, be equivalent to big-size material usefulness for a short time, use cost is great, if adopt the jack, because what railway roadbed laid is the rubble, the jack is difficult to stably place, when jack-up rail, it is unstable inadequately, the jack is turned on one's side easily, at present, there is not rail jack professional equipment yet, and the staff changes the sleeper and wastes time and energy, is difficult to satisfy the demand that the railway was maintained.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a railway track lifting device to rail jack-up is not stable enough when solving prior art change sleeper at least, perhaps the cost of consumption is too big, changes the problem that the sleeper wastes time and energy.

In order to achieve the above object, the utility model provides a following technical scheme: a railway equipment of starting a track, includes the base, still includes:

the lifting mechanism is fixedly connected to the top of the base;

the driving mechanism is detachably arranged on the front side of the lifting mechanism;

one end of the lever is rotatably connected to the top of the lifting mechanism through a pin shaft;

the supporting seat is rotatably connected to the other end of the lever through a pin shaft.

Preferably, the lifting mechanism includes: the shell is fixedly connected to the top of the base; the four guide rods are respectively arranged at four corners of the inner cavity of the shell along the vertical direction, and the end parts of the guide rods are detachably connected with the inner wall of the shell; the two ends of the screw rod are respectively and rotatably connected to the bottoms of the front inner wall and the rear inner wall of the shell through bearings, and the front end of the screw rod extends out of the front side surface of the shell; the two screw nuts are respectively screwed at the front end and the rear end of the outer wall of the screw; one end of the first connecting rod is rotatably connected to the top of the screw nut through a pin shaft; the supporting plate is sleeved on the outer wall of the guide rod, and the middle of the bottom end of the supporting plate is rotatably connected with the other end of the first connecting rod through a pin shaft; the bracket is fixedly connected to the top of the supporting plate and extends out of the top of the shell; the second connecting rod is rotatably connected to the top of the inner cavity of the support through a pin shaft, and the bottom of the second connecting rod is rotatably connected with the right end of the lever through the pin shaft; the carousel, the carousel can be dismantled and set up in the outer wall front end of lead screw, and the outer wall of carousel has all seted up the constant head tank along circumference, the draw-in groove has all been seted up all around to the inner wall of constant head tank.

Preferably, the threads on the front side and the rear side of the outer wall of the lead screw are positive and negative threads.

Preferably, the number of the positioning grooves is eight, and the eight positioning grooves are distributed on the outer wall of the rotary table at intervals of 45 degrees clockwise.

Preferably, the drive mechanism includes: the positioning block is inserted into an inner cavity of the positioning groove at the top of the rotary table; the spring and the clamping ball are inserted into the inner cavity of the positioning block from inside to outside, and part of the clamping ball moves out of the inner cavity of the positioning block under the action of the spring and is inserted into the clamping groove to brake the positioning block; and the rotating rod is fixedly connected to the top of the positioning block.

Preferably, the maximum length of the clamping ball extending out of the positioning block is smaller than the radius of the clamping ball.

Compared with the prior art, the beneficial effects of the utility model are that: this railway track lifting equipment, actuating mechanism can insert in the constant head tank of different positions on the carousel, actuating mechanism is convenient for drive the carousel rotatory, and then make the lead screw in the elevating system can drive two screw nut and move to the inboard simultaneously, backup pad rebound under the cooperation of first connecting rod and guide arm, thereby make the right-hand member rebound of lever, the lever can be with rail jack-up, reach the purpose of changing the sleeper, thereby when in-service use, can realize the stable jack-up of rail, small, and is convenient to carry, and the use is nimble, and saves cost, labour saving and time saving when staff changed the sleeper, great demand that has satisfied the railway maintenance.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a right side sectional view of FIG. 1;

fig. 3 is an enlarged view of fig. 2 at a.

In the figure: 1. the device comprises a base, 2, a lifting mechanism, 21, a shell, 22, a guide rod, 23, a lead screw, 24, a lead screw nut, 25, a first connecting rod, 26, a supporting plate, 27, a support, 28, a second connecting rod, 29, a rotary disc, 210, a positioning groove, 211, a clamping groove, 3, a driving mechanism, 31, a positioning block, 32, a spring, 33, a clamping ball, 34, a rotary rod, 4, a lever, 5 and a supporting seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 invention provides a technical solution: the utility model provides a railway track lifting equipment, including base 1, still include elevating system 2, actuating mechanism 3, lever 4 and supporting

seat

5, 2 fixed connection in the top of base 1 of elevating system, actuating mechanism 3 can dismantle and set up in elevating system 2's front side, the one end of lever 4 is passed through the round pin hub connection and is connected in elevating system 2's top, lever 4 is used for upwards jack-up rail, supporting seat 5 rotates through the round pin hub connection in lever 4's the other end, can make and can rotate between supporting seat 5 and the lever 4, thereby make supporting seat 5 can stably place on the railway rubble.

As a preferable scheme, further, the lifting mechanism 2 includes a housing 21, guide rods 22, a lead screw 23, a lead screw nut 24, first connecting rods 25, a supporting plate 26, a bracket 27, a second connecting rod 28, a turntable 29, a positioning groove 210 and a clamping groove 211, the housing 21 is fixedly connected to the top of the base 1, the four guide rods 22 are respectively arranged at four corners of an inner cavity of the housing 21 along the up-down direction, end portions of the guide rods 22 are detachably connected to an inner wall of the housing 21, the supporting plate 26 is limited by the guide rods 22 to ensure that the supporting plate 26 can move linearly up and down, two ends of the lead screw 23 are respectively rotatably connected to the bottom of front and rear inner walls of the housing 21 through bearings, front ends of the lead screw 23 extend out of a front side surface of the housing 21, the two lead screw nuts 24 are respectively screwed to front and rear ends of an outer wall of the lead screw 23, one end of the first, backup pad 26 cup joints in guide arm 22's outer wall, and backup pad 26's bottom middle part is connected through the round pin rotation with first connecting rod 25's the other end, support 27 fixed connection is in backup pad 26's top, and stretch out shell 21's top, second connecting rod 28 rotates through the round pin axle and connects in support 27's inner chamber top, and second connecting rod 28's bottom is connected through the round pin rotation with lever 4's right-hand member, second connecting rod 28 can reserve sufficient rotation space when for lever 4 rebound, it takes place to deflect to lead shell 21 when avoiding lever 4 rebound, carousel 29 can be dismantled and set up in lead screw 23's outer wall front end, and carousel 29's outer wall has all seted up constant head tank 210 along circumference, draw-in groove 211 has all been seted up all around to.

Preferably, the threads on the front and rear sides of the outer wall of the lead screw 23 are positive and negative threads, and when the lead screw 23 is rotated clockwise or counterclockwise, the rotational force of the threads of the lead screw 23 can drive the two lead screw nuts 24 to move inward or outward simultaneously.

Preferably, the number of the positioning slots 210 is eight, and the eight positioning slots 210 are distributed on the outer wall of the rotary disc 29 at intervals of 45 degrees clockwise, so that the positioning block 31 can be fixed at different positions of the rotary disc 29, and the rotary bar 34 can drive the rotary disc 29 to rotate.

Preferably, the driving mechanism 3 includes a positioning block 31, a spring 32, a ball 33 and a rotating rod 34, the positioning block 31 is inserted into an inner cavity of the positioning slot 210 at the top of the rotating disc 29, the spring 32 and the ball 33 are inserted into an inner cavity of the positioning block 31 from inside to outside, and a part of the ball 33 moves out of the inner cavity of the positioning block 31 under the action of the spring 32 to be inserted into the engaging slot 211 to brake the positioning block 31, the spring 32 is a rotating spring, and is elastically deformed after being stretched or squeezed, and returns to an initial state after external force is removed, the spring 32 provides an outward thrust for the ball 33 under the action of its own elastic force to ensure that the ball 33 is stably retained in the engaging slot 211 to stably brake the positioning block 31, and the rotating rod 34 is fixedly connected to the top of the positioning block 31.

Preferably, the maximum length of the ball 33 extending out of the positioning block 31 is smaller than the radius of the positioning block, so that the ball 33 can stay in the positioning block 31 and cannot be ejected out due to the elastic force of the spring 32 when the positioning block 31 moves from the positioning slot 210.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

When the device is used, the supporting seat 5 is placed on the broken stone on the inner side of the rail, the left side of the top of the lever 4 is in contact with the bottom of the rail, the rotating rod 34 is pulled clockwise to enable the positioning block 31 to drive the turntable 29 and the lead screw 23 to rotate clockwise, after the rotating rod 34 rotates for a certain angle, the rotating rod 34 is pulled outwards to enable the positioning block 31 to move outwards from the inside of the positioning groove 210, the clamping ball 33 is forced to move towards the inner cavity of the positioning block 31 under the blocking of the clamping groove 211, the positioning block 31 is moved out of the positioning groove 210 to be detected, the positioning block 31 is inserted into the positioning groove 210 on the left side of the turntable 29, the spring 32 pushes the clamping ball 33 to move outwards to be inserted into the clamping groove 211 under the self elastic force to brake the positioning block 31, at the moment, the rotating rod 34 can be continuously used to drive the lead screw, and then make lead screw 23 screw thread revolving force can drive two lead screw nuts 24 and move to the inboard simultaneously, the bottom of first connecting rod 25 is followed lead screw nut 24 and is moved to the inboard, the resultant force of two first connecting rods 25 promotes backup pad 26 and upwards slides along the outer wall of guide arm 22, meanwhile support 27 drives the right-hand member of lever 4 through second connecting rod 28 and upwards moves, second connecting rod 28 follows the removal of lever 4 and takes place the swing, lever 4 upwards jacks up the rail, enlarge the space for the sleeper is changed, alright realize the change of sleeper, thereby when the railway is maintained, can upwards jack up the rail, and the support is stable, it is more nimble to use, compare and mention the cost is saved in the rail in the hoist, therefore, the clothes hanger is strong in practicability, and.

In the description of the present invention, it is to be understood that the terms "bottom", "one end", "middle", "other end", "upper", "top", "inner", "front", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "removably disposed," "engaged," "opened," "secured," and the like are to be construed broadly and may, for example, be fixedly attached, removably attached, or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A railway equipment of starting a track, includes base (1), its characterized in that still includes:

the lifting mechanism (2) is fixedly connected to the top of the base (1);

the driving mechanism (3), the said driving mechanism (3) is set up in the front side of the lifting gear (2) removably;

one end of the lever (4) is rotatably connected to the top of the lifting mechanism (2) through a pin shaft;

the supporting seat (5) is connected to the other end of the lever (4) in a rotating mode through a pin shaft (5).

2. A railway track lifting device as claimed in claim 1, wherein: the lifting mechanism (2) comprises:

the shell (21), the said shell (21) is fixedly connected to the top of the base (1);

the four guide rods (22) are respectively arranged at four corners of the inner cavity of the shell (21) along the vertical direction, and the end parts of the guide rods (22) are detachably connected with the inner wall of the shell (21);

the two ends of the screw rod (23) are respectively and rotatably connected to the bottoms of the front inner wall and the rear inner wall of the shell (21) through bearings, and the front end of the screw rod (23) extends out of the front side surface of the shell (21);

the two screw nuts (24) are respectively screwed on the front end and the rear end of the outer wall of the screw rod (23);

one end of the first connecting rod (25) is rotatably connected to the top of the screw nut (24) through a pin shaft;

the supporting plate (26) is sleeved on the outer wall of the guide rod (22), and the middle of the bottom end of the supporting plate (26) is rotatably connected with the other end of the first connecting rod (25) through a pin shaft;

the bracket (27), the said bracket (27) is fixedly connected to the top of the back plate (26), and stretch out of the top of the outer cover (21);

the second connecting rod (28) is rotatably connected to the top of the inner cavity of the support (27) through a pin shaft, and the bottom of the second connecting rod (28) is rotatably connected with the right end of the lever (4) through a pin shaft;

carousel (29), carousel (29) can be dismantled and set up in the outer wall front end of lead screw (23), and constant head tank (210) have all been seted up along circumference to the outer wall of carousel (29), draw-in groove (211) have all been seted up all around to the inner wall of constant head tank (210).

3. A railway track lifting device as claimed in claim 2, wherein: the threads on the front side and the rear side of the outer wall of the lead screw (23) are positive and negative threads.

4. A railway track lifting device as claimed in claim 2, wherein: the number of the positioning grooves (210) is eight, and the eight positioning grooves (210) are distributed on the outer wall of the rotary table (29) at intervals of 45 degrees clockwise.

5. A railway track lifting device as claimed in claim 2, wherein: the drive mechanism (3) comprises:

the positioning block (31) is inserted into an inner cavity of the positioning groove (210) positioned at the top of the rotary disc (29);

the spring (32) and the clamping ball (33) are inserted into the inner cavity of the positioning block (31) from inside to outside, and under the action of the spring (32), one part of the clamping ball (33) moves out of the inner cavity of the positioning block (31) and is inserted into the clamping groove (211) to brake the positioning block (31);

the rotating rod (34), the rotating rod (34) is fixedly connected to the top of the positioning block (31).

6. A railway rail lifting apparatus as claimed in claim 5, wherein: the maximum length of the clamping ball (33) extending out of the positioning block (31) is smaller than the radius of the clamping ball.