CN218812925U - Automatic unfolding mechanism of rail shifting device - Google Patents
Automatic unfolding mechanism of rail shifting device Download PDFInfo
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- CN218812925U CN218812925U CN202223096323.4U CN202223096323U CN218812925U CN 218812925 U CN218812925 U CN 218812925U CN 202223096323 U CN202223096323 U CN 202223096323U CN 218812925 U CN218812925 U CN 218812925U
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- 239000010959 steel Substances 0.000 description 9
- 238000010276 construction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000003137 locomotive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a dial automatic deployment mechanism of rail device belongs to the equipment technical field that paves the rail. The method comprises the following steps: the device comprises a crank arm, a lifting oil cylinder, a rotary supporting column, a fixed support and a steering oil cylinder; the crank arm is provided with a first end and a second end, and the second end of the crank arm is positioned above the track pulling device; the lifting oil cylinder is connected between the rail shifting device and the connecting lever and drives the rail shifting device to move up and down; the rotary supporting column is vertically arranged below the crank arm and positioned between the first end and the second end of the crank arm, and one end of the rotary supporting column is hinged with the crank arm so as to enable the crank arm to rotate; when the crank arm rotates to the position above the fixed support, the fixed support is detachably connected with the first end of the crank arm; one end of the steering oil cylinder is hinged with the fixed support, and the other end of the steering oil cylinder is hinged with the crank arm to drive the crank arm to rotate. The rail shifting device is driven to rotate by the rotatable crank arm; the rail shifting device is driven to move up and down through the lifting oil cylinder, so that the rail shifting device is automatically unfolded by controlling the rail shifting device to move in the horizontal and vertical directions.
Description
Technical Field
The utility model relates to a dial automatic deployment mechanism of rail device belongs to the equipment technical field that paves the rail.
Background
The track laying is the main content of railway construction engineering construction, and the multi-track laying all-in-one machine is special equipment for laying the multi-track railway and is used for laying 500m seamless steel rails. The multi-line track laying all-in-one machine has two operation modes, wherein one mode is that the track laying operation can be carried out longitudinally on a trackless road section under the dragging of a front end tractor; and secondly, the power locomotive is used for driving on the laid track in a traction manner, and the track shifting device arranged on the multi-line track laying all-in-one machine is unfolded to carry out side track laying.
At present, the rail shifting device is mainly unfolded by manually shifting. Because the rail shifting device has huge volume and is difficult to unfold, a manual unfolding mode is adopted, the working efficiency is low, the working strength is high, and potential safety hazards exist.
Disclosure of Invention
The utility model aims at solving and dialling the technical problem that the rail device need rely on the manual work to expand it, provide one kind and can make the mechanism of dialling the automatic expansion of rail device to the mechanized expansion of rail device is dialled in the realization, improves and spreads rail efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
automatic deployment mechanism of rail-poking device includes: the device comprises a crank arm, a lifting oil cylinder, a rotary supporting column, a fixed support and a steering oil cylinder;
the crank arm has a first end and a second end; the second end of the crank arm is positioned above the rail shifting device;
the lifting oil cylinder is connected between the rail shifting device and the second end of the connecting lever and is hinged with the rail shifting device to drive the rail shifting device to move up and down;
the rotary supporting column is vertically arranged below the crank arm, is positioned between the first end and the second end of the crank arm, and one end of the rotary supporting column is hinged with the crank arm so that the crank arm rotates from the first position to the second position and then rotates to the first position; the first state is the position of the crank arm when the rail shifting device is in a non-rail shifting state, and the second state is the position of the crank arm when the rail shifting device is in a rail shifting state;
when the crank arm is in the second state, the fixed support is positioned below the first end of the crank arm and is detachably connected with the first end of the crank arm;
and one end of the steering oil cylinder is hinged with the fixed support, and the other end of the steering oil cylinder is hinged with the crank arm, so that the crank arm is driven to rotate from the first position to the second position and then to the first position.
According to some embodiments of the present disclosure, the crank arm includes a fixed beam, a first sliding pair, a telescopic beam, and a telescopic cylinder; one end of the fixed beam is a first end of the crank arm; one end of the telescopic beam is a second end of the crank arm, and the other end of the telescopic beam is connected with the other end of the fixed beam through the first sliding pair; one end of the telescopic oil cylinder is hinged to the fixed beam, the other end of the telescopic oil cylinder is hinged to the telescopic beam, and the telescopic oil cylinder drives the telescopic beam to move along the length direction of the crank arm.
According to some embodiments of the present disclosure, the device further comprises a lifting guide structure; the lifting guide structure comprises a lifting guide piece; the second end of the crank arm is provided with a guide hole; the lifting guide piece penetrates through the guide hole, and the bottom end of the lifting guide piece is connected with the rail shifting device.
According to some embodiments of the present disclosure, the lifting guide comprises an optical axis; the optical axis passes through the guide hole, and the bottom end of the optical axis is connected with the rail shifting device.
According to some embodiments of the present disclosure, the lift guide structure comprises a shaft sleeve; the shaft sleeve is arranged in the guide hole; the optical axis passes through the shaft sleeve.
According to some embodiments of the present disclosure, the number of lift cylinders is two; the number of the lifting guide structures is two; and the two lifting oil cylinders are positioned between the two lifting guide structures.
According to some embodiments of the present disclosure, the fixed support comprises a first upright, a second upright, and a cross brace; the cross brace is connected between the first upright post and the second upright post; when the crank arm is in a second state, the top end of the first upright post and the top end of the second upright post are both detachably connected with the first end; the cross brace is hinged with one end of the steering oil cylinder.
According to some embodiments of the present disclosure, the device further comprises a positioning seat; the positioning seat is arranged on the bottom surface of the first end of the crank arm; when the crank arm is in the second state, the positioning seat is connected with the fixed support.
According to some embodiments of the present disclosure, the articulation is achieved by a revolute pair.
The utility model has the advantages that:
the utility model provides an automatic unfolding mechanism of a rail shifting device, which is provided with a rotatable crank arm, and the rail shifting device is driven to rotate by the rotatable crank arm; the rail shifting device is driven by the lifting oil cylinder to move up and down, so that the rail shifting device is automatically unfolded by controlling the movement of the rail shifting device in the horizontal and vertical directions. Compared with the prior art, the manual unfolding is adopted generally, so that the construction strength of operators is effectively reduced, and the personal safety is guaranteed.
The crank arm is further improved into a telescopic crank arm with telescopic length, the telescopic oil cylinder drives the crank arm to freely stretch, the space occupied by the automatic unfolding mechanism is reduced, and meanwhile, the automation degree of the unfolding mechanism is further improved.
The current rail device of dialling generally sets up the bolt hole on flexible beam axle sleeve and group rail frame optical axis, dials the rail frame through the manpower control turning arm and goes up and down to utilize the fixed turning arm of bolt to dial the rail frame, the utility model discloses automatic expansion mechanism's turning arm is dialled the rail frame and is gone up and down and the construction position highly maintains by two pneumatic cylinder controls, has effectively reduced constructor quantity and intensity of labour, has improved and has dialled rail device operating efficiency.
The utility model relates to a dial automatic deployment mechanism of rail device simple structure, low in production cost are applicable to old equipment transformation, avoid old equipment to idle scrapping, have practiced thrift manufacturing cost.
Drawings
Fig. 1 is one of schematic structural diagrams of an automatic unfolding mechanism of a rail shifting device according to an embodiment of the present invention when the automatic unfolding mechanism is mounted on a multi-wire rail-laying integrated machine body;
fig. 2 is a second schematic structural view of the automatic unfolding mechanism of the rail shifting device according to the embodiment of the present invention when the automatic unfolding mechanism is mounted on the multi-wire rail-laying integrated machine body;
fig. 3 is a third schematic structural view of the automatic unfolding mechanism of the rail shifting device according to the embodiment of the present invention when the automatic unfolding mechanism is mounted on the multi-wire rail-laying integrated machine body;
fig. 4 is a fourth schematic structural view of the automatic unfolding mechanism of the rail shifting device according to the embodiment of the present invention when the automatic unfolding mechanism is mounted on the multi-wire rail-laying integrated machine body;
fig. 5 is a fifth schematic structural view of the automatic unfolding mechanism of the rail shifting device according to the embodiment of the present invention when the automatic unfolding mechanism is mounted on the multi-wire rail-laying integrated machine body;
fig. 6 is a schematic structural diagram of an automatic unfolding mechanism of a rail shifting device according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a fixing support of an automatic unfolding mechanism of a rail shifting device according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a crank arm of an automatic unfolding mechanism of a rail shifting device according to an embodiment of the present invention;
fig. 9 is a schematic comparison diagram of an automatic unfolding mechanism of a rail shifting device according to an embodiment of the present invention in two states.
The multi-track laying all-in-one machine comprises a vehicle body 1, a vehicle frame 2, a fixed support 3, a rotary support column 4, a fixed beam 5, a steering oil cylinder 6, a telescopic beam 7, a telescopic oil cylinder 8, a first lifting oil cylinder 9, a second lifting oil cylinder 10, a rail shifting device 11, a coupler 12, a bogie 13, a bogie 14, a steel rail guide wheel 15, a first upright post 16, a second upright post 17, a cross support 18, a positioning seat 19, a first shaft sleeve 20, a second shaft sleeve 21, a first optical axis 22, a second optical axis 23, a first rail shifting device 24, a second rail shifting device 25, a third rail shifting device 26, a fourth rail shifting device 27, a counterweight device 28, a multi-line rail laying all-in-one machine 29, a rail carrying set 30, a steel rail 31, a guide frame 32, a guide plate device 33, a first rotating pair 34, a second rotating pair 35, a third rotating pair 36, a first moving pair 37, a fourth moving pair 38, a fifth rotating pair, a third rotating pair, a fifth rotating pair and a seventh rotating pair 41.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
The structure, proportion, size and so on shown in the drawings of the present specification are only used to cooperate with the content disclosed in the specification for the understanding and reading of the people skilled in the art, and are not used to limit the limit conditions of the present invention, so that the present invention does not have the essential significance in the technology, and the modification of any structure, the change of the proportion relation or the adjustment of the size should still fall within the scope covered by the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "rear", "front", "left", "right", "middle" and "one" used in the present specification are used for clarity of description only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are considered as the scope of the present invention without substantial changes in the technical content.
An automatic deployment mechanism of a track-pulling device 11, as shown in fig. 5, comprises: the device comprises a crank arm, a lifting oil cylinder, a rotary support column 4, a fixed support 3 and a steering oil cylinder 6; the crank arm is provided with a first end and a second end, and the second end of the crank arm is positioned above the track pulling device 11; the lifting oil cylinder is connected between the track shifting device 11 and the second end of the crank arm, is hinged with the track shifting device 11 and drives the track shifting device 11 to move up and down; the rotating support column 4 is vertically arranged below the crank arm and positioned between the first end and the second end of the crank arm, and one end of the rotating support column 4 is hinged with the crank arm so that the crank arm rotates from the first position to the second position and then rotates to the first position; when the crank arm is in the second state, the fixed support 3 is positioned below the first end of the crank arm and is detachably connected with the first end of the crank arm; one end of the steering oil cylinder 6 is hinged with the fixed support 3, the other end of the steering oil cylinder 6 is hinged with the crank arm, and the steering oil cylinder 6 drives the crank arm to rotate from the first position to the second position and then to the first position. The first position is the position of the crank arm when the rail shifting device 11 is in a non-rail shifting state, and the second position is the position of the crank arm when the rail shifting device 11 is in a rail shifting state.
The crank arm is arranged above the rail shifting device 11 and is used for bearing the rail shifting device 11. One particular configuration of the crank arms may be a telescoping configuration. The telescopic crank arm comprises a fixed beam 5, a first sliding pair 36, a telescopic beam 7 and a telescopic oil cylinder 8: one end of the fixed beam 5 is a first end of the crank arm, one end of the telescopic beam 7 is a second end of the crank arm, and the other end of the fixed beam 5 is connected with the other end of the fixed beam 5 through a first sliding pair 36; one end of the telescopic oil cylinder 8 is hinged with the fixed beam 5, the other end of the telescopic oil cylinder 8 is hinged with the telescopic beam 7, and the telescopic oil cylinder 8 drives the telescopic beam 7 to move along the length direction of the crank arm. Wherein the articulation can be achieved by means of a revolute pair. Specifically, as shown in fig. 8, the front end of the fixed beam 5 is connected with the telescopic beam 7 through the first sliding pair 36, the telescopic cylinder 8 is arranged between the fixed beam 5 and the telescopic beam 7, one end of the telescopic cylinder 8 is hinged to the fixed beam 5 through the fourth revolute pair 37, the other end of the telescopic cylinder 8 is hinged to the telescopic beam 7 through the fifth revolute pair 38, and under the driving control of the telescopic cylinder 8, the telescopic beam 7 can controllably contract relative to the fixed beam 5, so that the bending adjustment of the steel rail 30 under the working condition of side rail laying is completed.
The lifting oil cylinder is used for driving the rail shifting device 11 to move up and down. Specifically, the lift cylinder can be vertically arranged, a rod head of a piston rod of the lift cylinder is hinged with the rail shifting device 11, and a cylinder bottom of the lift cylinder is installed on the crank arm. When the crank arm is the telescopic crank arm, the bottom of the lifting oil cylinder is arranged on the telescopic beam 7, and the rod head of the piston rod of the lifting oil cylinder is hinged with the rail shifting device 11; in the rail laying operation, the lifting oil cylinder drives the rail shifting device 11 to move up and down so as to realize the height adjustment of the rail shifting device 11. Wherein the articulation can be achieved by a revolute pair.
In order to improve the stability of the rail shifting device 11 when the lifting oil cylinder drives the rail shifting device 11 to move up and down, a lifting guide structure can be additionally arranged. The lifting guide structure comprises a lifting guide piece, and at the moment, the second end of the crank arm can be provided with a guide hole; the lifting guide piece and the guide hole form a lifting guide structure. The lift guide sets up along dialling the direction of motion of rail device 11, vertical setting, and the lift guide passes the guiding hole, and lift guide structure's bottom is connected with dialling rail device 11. The rail shifting device 11 moves up and down along the guide hole through the lifting guide piece under the driving of the lifting oil cylinder; thereby effectively preventing the rail shifting device 11 from shaking and swinging in the up-and-down movement.
The lifting guide may adopt the following specific structure. As shown in fig. 6, the elevation guide includes an optical axis; the bottom end of the optical axis is connected with the rail shifting device 11, and the top end of the optical axis penetrates through the guide hole. The rail shifting device 11 is driven by the lifting oil cylinder to move up and down, the rail shifting device 11 drives the optical shaft connected above the rail shifting device to move up and down, and the optical shaft moves up and down along the guide hole.
The lifting guide structure may also adopt the following specific structure. The lifting guide structure comprises a lifting guide piece and a shaft sleeve; the lifting guide may employ an optical axis. As shown in fig. 6, the sleeve is mounted in the guide hole; the bottom end of the optical axis is connected with the rail shifting device 11, and the top end of the optical axis penetrates through the shaft sleeve. The rail shifting device 11 is driven by the lifting oil cylinder to move up and down, the rail shifting device 11 drives the optical shaft connected above the rail shifting device to move up and down, and the optical shaft moves up and down along the shaft sleeve sleeved on the guide hole.
The number of the lifting oil cylinders can be one or more than two; specifically, two may be used. The number of the lifting guide structures can be one or more than two; specifically, two may be used. Two lifting guide structures may be located above the two ends of the rail shifting device 11. The two lifting oil cylinders are positioned between the two lifting guide structures. For example, the two lift cylinders are respectively a first lift cylinder 9 and a second lift cylinder 10, the two lift guides are respectively a first optical axis 21 and a second optical axis 22, and the two shaft sleeves are respectively a first shaft sleeve 19 and a second shaft sleeve 20. At this time, the position and connection relationship between the rail-pulling device 11 and the lift cylinder and the lift guide structure may be as shown in fig. 6, specifically as follows. Two guide holes are formed in the tail end of the telescopic beam 7, and a first shaft sleeve 19 and a second shaft sleeve 20 are respectively installed in the two guide holes; a first lifting oil cylinder 9 and a second lifting oil cylinder 10 are arranged between the two guide holes, and the cylinder bottoms of the first lifting oil cylinder 9 and the second lifting oil cylinder 10 are both arranged on the telescopic beam 7; the top of the rail shifting device 11 is fixedly provided with a first optical axis 21 and a second optical axis 22, the first optical axis 21 is connected with the first shaft sleeve 19 through a second moving pair 39, and the second optical axis 22 is connected with the second shaft sleeve 20 through a third moving pair 40; the rod head of the piston rod of the first lifting oil cylinder 9 is hinged with the rail shifting device 11 through a sixth rotating pair 41, and the rod head of the piston rod of the second lifting oil cylinder 10 is hinged with the rail shifting device 11 through a seventh rotating pair 42; in the rail laying operation, the first lifting oil cylinder 9 and the second lifting oil cylinder 10 jointly drive the rail shifting device 11 to realize height adjustment.
The rotation support column 4 serves to support the crank arm, and serves as a rotation shaft of the crank arm to rotate the crank arm in a plane about the rotation shaft. Specifically, when the crank arm includes the fixed beam 5 and the telescopic beam 7, the rotation support column 4 is disposed substantially at the middle of the fixed beam 5.
The steering cylinder 6 provides a driving force for the rotation of the crank arm. The fixed support 3 provides a pivot for the steering oil cylinder 6. Two ends of the steering oil cylinder 6 are respectively hinged with the crank arm and the fixed support 3, and the hinged position of the steering oil cylinder and the crank arm is positioned between the hinged position of the crank arm and the rotary support column 4 and the second end of the crank arm. Wherein the articulation can be achieved by means of a revolute pair. When the rail shifting device 11 is in a non-rail shifting state, the first end of the connecting lever is separated from the fixed support 3; as shown in fig. 9; when the rail shifting device 11 needs to shift rails, a piston rod of the steering oil cylinder 6 extends out to push the second end of the crank arm to horizontally rotate, and the first end of the crank arm gradually rotates to the position above the fixed support 3; at this time, the first end of the crank arm is fixed to the fixing bracket 3. When the crank arm comprises a fixed beam 5 and a telescopic beam 7, the connection relationship among the crank arm, the steering oil cylinder 6 and the rotating support column 4 can be that the crank arm fixed beam 5 is hinged with the rotating support column 4 through a first revolute pair 33; the crank arm fixing beam 5 is hinged with one end of a steering oil cylinder 6 through a second revolute pair 34, and the other end of the steering oil cylinder 6 is hinged with the fixed support 3 through a third revolute pair 35.
One of the specific structures of the fixing mount 3 may be as follows. The fixed support 3 comprises a first upright post 15, a second upright post 16 and a cross brace 17; the cross brace 17 is connected between the first upright post 15 and the second upright post 16; when the crank arm is in the second state, the top end of the first upright post 15 and the top end of the second upright post 16 are both detachably connected with the first end of the crank arm; the cross brace 17 is hinged with one end of the steering oil cylinder 6. Specifically, as shown in fig. 1, 2, 5, and 7, the bottoms of a first upright 15 and a second upright 16 are fixedly connected to the frame 2, and a cross brace 17 is fixedly connected between the first upright 15 and the second upright 16; the steering oil cylinder 6 is hinged on a cross brace 17 of the fixed support 3 through a third revolute pair 35.
To facilitate the fixing and detaching between the first end of the crank arm and the fixed support 3, the automatic unfolding mechanism of the track-pulling device 11 may further include a positioning seat 18. The positioning seat 18 is arranged on the bottom surface of the first end of the crank arm; when the crank arm is in the second state, the positioning seat 18 is connected with the fixed support 3. Specifically, as shown in fig. 1, fig. 2, fig. 4, and fig. 8, a positioning seat 18 capable of being fixedly connected with a first upright post 15 and a second upright post 16 of the fixed support 3 is disposed at the end (first end) of the crank arm, and in the track laying operation, after the crank arm rotates 90 ° under the control of the steering cylinder 6, the end of the crank arm is fixed by the positioning seat 18 on the fixed support 3.
As shown in fig. 1 and 2, a vehicle body 1 carrying a rail shifting device 11 comprises a vehicle frame 2; the fixed support 3 and the rotary supporting column 4 are both fixedly arranged on the frame 2. A plurality of rail shifting devices 11 can be carried on one vehicle body 1, and each rail shifting device 11 is connected with the vehicle frame 2 of the vehicle body 1 through an automatic unfolding mechanism of the rail shifting device 11. Specifically, as shown in fig. 2 and 5, four rail shifting devices 11 are mounted on the vehicle body 1, and each rail shifting device 11 includes a first rail shifting device 23, a second rail shifting device 24, a third rail shifting device 25, and a fourth rail shifting device 26, and the structures of the rail shifting devices 11 are the same. The first rail shifting device 23 and the second rail shifting device 24 are installed on one side of the vehicle body 1, and the third rail shifting device 25 and the fourth rail shifting device 26 are installed on the other side of the vehicle body 1.
As shown in fig. 1 and 2, the car body 1 further comprises a coupler 12, a bogie 13 and a steel rail 30 guide wheel 14, the coupler 12 is arranged at the end part of the frame 2, and each car body 1 is connected and grouped through the coupler 12; the bottom of the frame 2 is provided with a bogie 13, and the bogie 13 is used for supporting the vehicle body 1 to move along the steel rail 30; and a rail 30 guide wheel 14 is arranged between the fixed support 3 and the rotary support column 4, and the rail 30 guide wheel 14 is used for guiding the conveying rail 30 and reducing the friction force of the movement of the rail 30. The vehicle body 1 is provided with a counterweight device 27 capable of adjusting the counterweight, and the counterweight device is used for balancing the gravity center of the vehicle body 1.
The automatic unfolding mechanism of the track shifting device 11 provided by the above embodiment has the following specific working conditions in the actual operation engineering:
referring to fig. 3 and 4, the car body 1 is connected and grouped by the coupler 12 to form a multi-line track laying all-in-one machine 28; the power locomotive traction rail-carrying vehicle set 29 and the rear end multi-line rail-laying integrated machine 28 run on the laid steel rail 30. At the required side track laying end, a constructor operates the steering oil cylinder 6, the crank arm fixing beam 5 rotates 90 degrees around the rotating support column 4, the positioning seat 18 at the tail end of the crank arm fixing beam 5 is in contact fit with the upright post of the fixing support 3, and the constructor fixes the crank arm fixing beam 5 and the fixing support 3 through bolts. The telescopic oil cylinder 8 extends the telescopic beam 7 for a certain length to control the rail shifting device 11 to be positioned at the upper end of the rail laying position. The lifting oil cylinder drops the rail shifting device 11 to the construction position, and the vertical height of the rail shifting device 11 is kept unchanged. The steel rails 30 on the rail carrying vehicle group 29 are pulled by the tractor to sequentially pass through the guide frames 31 of the rail shifting device 11 to carry out rail laying operation. After the rail laying operation is completed, the constructors sequentially remove the fastening bolts, and the oil cylinder withdraws the rail shifting device 11 to complete the whole operation flow.
Referring to fig. 3 and 4, the multi-line track laying all-in-one machine 28 is configured with a plurality of sections of the car body 1, the tail end track shifting device 11 of the tail end car body 1 is configured with the tail guide plate device 32, the extension length of the telescopic beam 7 of the tail end track shifting device 11 is the longest in the construction operation, and the extension length of the telescopic beam 7 of the track shifting device 11 mounted on the car body 1 is sequentially shortened from the tail end car body 1 to the front end car body 1, so that the side edge laying of the steel rail 30 on the rail carrying car group 29 is facilitated.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the invention, and those skilled in the art should understand that various modifications or variations can be made without inventive efforts by those skilled in the art based on the technical solutions of the present invention.
Claims (9)
1. Dialling automatic deployment mechanism of rail device which characterized in that includes:
a crank arm having a first end and a second end; the second end of the crank arm is positioned above the rail shifting device;
the lifting oil cylinder is connected between the rail shifting device and the second end of the connecting lever and is hinged with the rail shifting device to drive the rail shifting device to move up and down;
the rotary supporting column is vertically arranged below the crank arm, is positioned between the first end and the second end of the crank arm, and one end of the rotary supporting column is hinged with the crank arm so that the crank arm rotates from the first position to the second position and then rotates to the first position; the first position is the position of the connecting lever when the rail shifting device is in a non-rail shifting state, and the second position is the position of the connecting lever when the rail shifting device is in a rail shifting state;
a fixed support; when the crank arm is in the second position, the fixed support is positioned below the first end of the crank arm and is detachably connected with the first end of the crank arm; and (c) a second step of,
and one end of the steering oil cylinder is hinged with the fixed support, and the other end of the steering oil cylinder is hinged with the crank arm, so that the crank arm is driven to rotate from the first position to the second position and then to the first position.
2. The automatic deployment mechanism of a track-dialing device according to claim 1, characterized in that the crank arm comprises:
one end of the fixed beam is a first end of the crank arm;
a first sliding pair;
one end of the telescopic beam is a second end of the crank arm, and the other end of the telescopic beam is connected with the other end of the fixed beam through the first sliding pair; and (c) a second step of,
and one end of the telescopic oil cylinder is hinged with the fixed beam, and the other end of the telescopic oil cylinder is hinged with the telescopic beam to drive the telescopic beam to move along the length direction of the crank arm.
3. The automatic deployment mechanism of rail-pulling device according to claim 1 or 2, characterized by further comprising a lifting guide structure; the lifting guide structure comprises a lifting guide piece;
the second end of the crank arm is provided with a guide hole;
the lifting guide piece penetrates through the guide hole, and the bottom end of the lifting guide piece is connected with the rail shifting device.
4. The automatic deployment mechanism of a track-setting device of claim 3, wherein the elevation guide comprises an optical axis; the optical axis passes through the guide hole, and the bottom end of the optical axis is connected with the rail shifting device.
5. The automatic deployment mechanism of a track-dialing device according to claim 4, characterized in that the lifting guide structure comprises a shaft sleeve; the shaft sleeve is arranged in the guide hole; the optical axis passes through the shaft sleeve.
6. The automatic deployment mechanism of rail-pulling device according to claim 5, wherein the number of said lift cylinders is two; the number of the lifting guide structures is two; and the two lifting oil cylinders are positioned between the two lifting guide structures.
7. The automatic deployment mechanism of a track-setting device of claim 6, wherein the fixed support comprises a first upright, a second upright and a cross-brace; the cross brace is connected between the first upright post and the second upright post; when the crank arm is located at the second position, the top end of the first upright post and the top end of the second upright post are both detachably connected with the first end; the cross brace is hinged with one end of the steering oil cylinder.
8. The automatic deployment mechanism of a track-dialing device as claimed in claim 7, further comprising a positioning seat; the positioning seat is arranged on the bottom surface of the first end of the crank arm; when the crank arm is located at the second position, the positioning seat is connected with the fixed support.
9. The automatic deployment mechanism of rail-pulling device of claim 8, wherein said articulation is achieved by a revolute pair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223096323.4U CN218812925U (en) | 2022-11-22 | 2022-11-22 | Automatic unfolding mechanism of rail shifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223096323.4U CN218812925U (en) | 2022-11-22 | 2022-11-22 | Automatic unfolding mechanism of rail shifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218812925U true CN218812925U (en) | 2023-04-07 |
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ID=87259297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223096323.4U Active CN218812925U (en) | 2022-11-22 | 2022-11-22 | Automatic unfolding mechanism of rail shifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218812925U (en) |
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2022
- 2022-11-22 CN CN202223096323.4U patent/CN218812925U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhuzhou Changyuan Zhizhuang Co.,Ltd. Assignor: China Railway 14th Bureau Group Qingdao Engineering Co.,Ltd.|THE FIFTH PROJECT CO.,LTD. OF CHINA RAILWAY BUREAU 14 Group Contract record no.: X2024980000270 Denomination of utility model: The automatic unfolding mechanism of the track shifting device Granted publication date: 20230407 License type: Exclusive License Record date: 20240109 |