CN110820440A

CN110820440A - Hydraulic breaking device for wide seam of track

Info

Publication number: CN110820440A
Application number: CN201911254859.4A
Authority: CN
Inventors: 董宇新; 李俊安; 马胜钢; 董伟龙; 张健
Original assignee: Henan Bai Miao Water Treatment Co Ltd
Current assignee: Henan Bai Miao Water Treatment Co Ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-02-21

Abstract

The invention relates to a rail wide seam hydraulic power breaking device which comprises a spray head, a vertical moving mechanism and a transverse moving mechanism, wherein the spray head is used for carrying out wide seam breaking by spraying a high-pressure water column, the vertical moving mechanism is used for driving the spray head to move up and down, the transverse moving mechanism is used for driving the spray head to move along the length direction of a wide seam, and the vertical moving mechanism is connected to the transverse moving mechanism through a connecting plate and carries out reciprocating motion along the length direction of the wide seam; this application is through using high-pressure water jet to abolish the concrete technique and carry out the abolishing of wide seam, replaced among the prior art abolish the damage that wide seam probably caused to built-in seam reinforcing bar, stretch-draw latch fitting, unit bed board and rail through the pneumatic pick mode, moreover because the injection effect of high-pressure water itself, the high-pressure water can spray to the longitudinal gap in, realize the full coverage to the longitudinal gap, thereby can realize the complete clearance to wide seam residue in the longitudinal gap, abolish efficiently.

Description

Hydraulic breaking device for wide seam of track

Technical Field

The invention belongs to the technical field of train track roadbed repairing, and particularly relates to a track wide seam hydraulic breaking device.

Background

The plate-type ballastless track consists of a reinforced concrete base, a CA mortar cushion layer, a prefabricated track bed board, a seamless steel rail and the like from bottom to top, wide longitudinal gaps are reserved between unit track bed boards for facilitating the operation of longitudinal connection, after longitudinal connection operation is carried out, cast-in-place reinforced concrete is required to be used for complete sealing, and the special term is called wide seam treatment. The wide joint structure adopted at present is easy to crack and pulverize due to seasonal temperature change, vibration generated when a train runs and the like; meanwhile, when the temperature changes and the longitudinal stress needs to be adjusted manually, the concrete filled in the longitudinal gap needs to be completely chiseled, the longitudinal tensioner is adjusted again, then the longitudinal tensioner is closed again by reinforced concrete, and the sealing filling repair is carried out on the phenomenon that the line is arched due to the temperature stress and the gap of the ballast bed plate is caused. At present, the conventional method for breaking the wide joint is to use an air pick, but the strong shock of the air pick easily causes the unnecessary broken part around to generate cracks, and the air pick is not easy to clean up when cleaning the wide joint concrete right below the rail and is easy to cause the rail damage.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a rail wide seam hydraulic breaking device for breaking a wide seam by using high-pressure water.

The technical scheme of the invention is as follows:

the utility model provides a wide seam water conservancy of track breaks device, includes through spraying high-pressure water column and carries out the shower nozzle that wide seam was broken, is used for the drive vertical moving mechanism that the shower nozzle reciprocated with be used for the drive the shower nozzle is along the sideslip mechanism of the length direction removal of wide seam, vertical moving mechanism passes through the connecting plate to be connected traverse mechanism is last and is followed reciprocating motion is to the length direction of wide seam.

Further, the transverse moving mechanism comprises a rack arranged along the length direction of the wide seam, a transverse moving track, at least six first travel switches, a roller for connecting the connecting plate to the transverse moving track, a first touch block arranged corresponding to the first travel switches, a gear rotatably assembled on the connecting plate and meshed with the rack, and a motor for driving the gear to rotate; the first travel switches are respectively arranged corresponding to the starting point of the breaking operation, the ending point of the breaking operation and two sides of each rail.

Further, vertical moving mechanism including fixed setting up slide rail on the connecting plate, with slide rail sliding fit's slider, be used for the drive the slider takes place the vertical driving mechanism of displacement for the slide rail, fixed set up in rotary driving device, two at least second travel switches on the slider and correspond the second touch piece that second travel switch set up, second travel switch corresponds the terminal point that shifts up and the terminal point setting that shifts down of slider, the shower nozzle is connected on the rotary driving device, rotary driving device passes through the pipe connection to high pressure water source.

Furthermore, the vertical driving mechanism comprises a hydraulic cylinder, the top end of a piston rod of the hydraulic cylinder is fixedly arranged relative to the connecting plate, and a cylinder body of the hydraulic cylinder is fixed on the sliding block, so that the sliding block moves along with the movement of the cylinder body.

Furthermore, the number of the transverse moving rails is two, an adjusting slot hole is formed in one end of the connecting plate, and the rollers are fixed in the adjusting slot hole through bolts respectively.

Furthermore, the rack and the transverse moving track are fixed on the rail car through a support frame.

Furthermore, a support used for supporting the pipeline is arranged on the rail car.

Furthermore, a clamping device used for fixing the rail car on the rail is arranged on the rail car.

Furthermore, a hydraulic pump station is arranged on the rail car.

For convenience of description, the first travel switch is sequentially recorded as a first sub-switch, a second sub-switch, a third sub-switch, a fourth sub-switch, a fifth sub-switch and a sixth sub-switch along the arrangement sequence, wherein the first sub-switch and the sixth sub-switch are used for confirming the starting point and the ending point of the connecting plate, and other sub-switches are used as control nodes for controlling the up-and-down movement of the spray head; taking the first sub-switch as the starting point, the specific working process is as follows: when the first touch block touches the first sub-switch point, the nozzle moves downwards to the wide joint for breaking, the connecting plate is driven by the motor to move towards the other end of the slide rail, the second sub-switch and the third sub-switch are arranged corresponding to two sides of a rail, when the first touch block touches the second sub-switch, the hydraulic cylinder is lifted and drives the nozzle to move upwards, the nozzle continues to move after moving upwards, when the first touch block touches the third sub-switch, the hydraulic cylinder is lowered and drives the nozzle to move downwards to continue breaking the wide joint, namely, the contact head at the rail moves upwards to cross the rail, so that the damage to the rail caused by the fact that the nozzle touches the rail is avoided; when the first touch block touches the fifth sub switch, the hydraulic cylinder descends and drives the spray head to move downwards to continue to break the wide seam until the first touch block touches the sixth sub switch which is used as a termination position, and the spray head moves from the first sub switch to the sixth sub switch, so that the breaking of one wide seam is completed; when the hydraulic cylinder drives the spray head to move up and down, the second travel switch is matched with a second touch block arranged in a matched mode to limit the uppermost position and the lowermost position of the spray head.

Compared with the prior art, the invention has the beneficial effects that:

the method has the advantages that the high-pressure water jet is used for breaking the wide joint by using the concrete breaking technology, the damage to built-in joint reinforcing steel bars, tensioning locking pieces, unit track bed boards and rails possibly caused by the wide joint broken by using an air pick mode in the prior art is replaced, and high-pressure water can be sprayed into the longitudinal gap under the spraying action of the high-pressure water body, so that the longitudinal gap is completely covered, the wide joint residues in the longitudinal gap can be completely cleaned, and the breaking efficiency is high;

the spray head moves in alignment with the wide joint when breaking the wide joint, and can move upwards to cross the rail when moving to the rail, so that any damage to the rail is avoided, and meanwhile, a rail shield is additionally arranged to prevent splashed stone slag from damaging the rail; this device has realized through the railcar that whole device removes along high-speed railway track, can be quick after accomplishing current operation region remove next wide seam crossing, labour saving and time saving, simultaneously, can also fix a position the railcar on the rail through clamping device, and the stability of whole device when guaranteeing to abolish the operation avoids parts such as sideslip track to take place to rock.

Drawings

Fig. 1 is a schematic view of an application structure of an embodiment of the present invention.

Fig. 2 is a schematic structural view of a traverse rail according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a traverse rail according to another aspect of the embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a connecting plate according to an embodiment of the present invention.

In the drawing, a spray head (1), a spray disk (2), a rotary driving device (3), a connecting seat (4), a hydraulic cylinder (5), a sliding rail (6), a roller (7), a connecting plate (8), a speed reducer (9), a motor (10), an adjusting plate (11), a gear (12), a transverse moving rail (13), a rack (14), a supporting frame (15), a rail car (16), a clamping device (17), a support (18), a hydraulic pump station (19), a first travel switch (20), a second travel switch (21), a rail shield (23), an adjusting slotted hole (24) and a second touch block (25).

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 4, the rail wide seam hydraulic power breaking device comprises a nozzle 1 for breaking a wide seam by jetting a high-pressure water column, a vertical moving mechanism for driving the nozzle 1 to move up and down, and a transverse moving mechanism for driving the nozzle 1 to move along the length direction of the wide seam, wherein the vertical moving mechanism is connected to the transverse moving mechanism through a connecting plate 8 and reciprocates along the length direction of the wide seam.

As shown in fig. 1 to 3, the transverse moving mechanism drives the connecting plate 8 to move so as to drive the spray head 1 to move along the length direction of the wide seam, and the transverse moving mechanism can be matched with a winch, a rope and a guide wheel, and can also be matched with a guide rod and a screw rod; preferably, the traversing mechanism comprises a rack 14 arranged along the length direction of the wide seam, a traversing rail 13, at least six first travel switches 20, a roller 7 for connecting the connecting plate 8 to the traversing rail 13, a first touch block arranged corresponding to the first travel switches 20, a gear 12 rotatably assembled on the connecting plate 8 and meshed with the rack 14, and a motor 10 for driving the gear 12 to rotate, wherein preferably, the motor 10 is arranged on the connecting seat 4 through an adjusting plate 11, and the motor 10 drives the gear 12 to rotate through a speed reducer 9; the first travel switch 20 is respectively disposed corresponding to a starting point of the breaking operation, an end point of the breaking operation, and two sides of each rail, specifically, referring to fig. 1 to 3, with a right side in the figure as a starting point of one breaking operation, the first travel switch 20 is sequentially marked as a first sub-switch, a second sub-switch, a third sub-switch, a fourth sub-switch, a fifth sub-switch, and a sixth sub-switch, wherein the first sub-switch is located at a right end of the traverse rail 13 and is used for confirming a connection board 8, i.e., a starting point of the breaking operation of the nozzle 1, the sixth sub-switch is located at a left end of the traverse rail 13 and is used for confirming a position of the connection board 8, i.e., an end point of the breaking operation of the nozzle 1, the third sub-switch and the second sub-switch are used as a pair, and are respectively located at two sides of one rail and are used for the nozzle 1 to move up and pass over the one, Respectively on both sides of the other rail for the spray head 1 to move up over this rail, thereby achieving the total and successive crossing of the two rails.

As shown in fig. 1 to 4, the vertical moving mechanism includes a slide rail 6 fixedly disposed on the connecting plate 8, a slide block slidably engaged with the slide rail 6, a vertical driving mechanism for driving the slide block to move relative to the slide rail 6, a rotary driving device 3 fixedly disposed on the slide block through a connecting seat 4, at least two second travel switches 21, and a second touch block 25 disposed corresponding to the second travel switches 21, the second travel switches 21 are disposed corresponding to an upward movement end point and a downward movement end point of the slide block, the spray head 1 is connected to the rotary driving device 3, and the rotary driving device 3 is connected to a high-pressure water source through a pipeline; specifically, the water outlet end of the rotary driving device 3 is connected with a spray plate 2, the spray heads 1 are connected to the spray plate 2, the spray heads 1 are located at the non-central position of the spray plate 2, and preferably, the number of the spray heads 1 is two and is arranged at the position, close to the periphery, on the spray plate 2; for convenience of description, the second travel switches 21 corresponding to the upward movement end point and the downward movement end point of the slider are respectively referred to as an upper travel switch and a lower travel switch, the second touch block 25 is arranged on the slider and moves along with the movement of the slider, when the slider moves downwards to the second touch block 25 to trigger the lower travel switch, the hydraulic cylinder 5 is indicated to reach the position of the breaking operation, the hydraulic cylinder 5 stops extending to indicate that the breaking operation can be started, and when the slider moves upwards to the second touch switch to trigger the upper travel switch, the hydraulic cylinder 5 stops contracting to indicate that the spray head 1 is lifted to the position capable of crossing the rail.

The rotary driving device 3 is an active or passive rotary sealing structure in the prior art, for example, a high-pressure water jet rotator in "a high-pressure water jet rotator" of chinese patent CN205762763U can be used, and the high-pressure water jet rotator can realize uniform rotation under the reaction of high-pressure water power, or an electrically controlled rotary joint in "an electrically controlled rotary joint" of chinese patent CN207086429U, etc.

As shown in fig. 1 to 3, preferably, the slide rail 6 and the slider are slidably fitted through a dovetail groove.

The vertical driving mechanism can be a screw lifting mechanism, a chain lifting mechanism and the like, as shown in fig. 1 to 4, preferably, the vertical driving mechanism comprises a hydraulic cylinder 5, the top end of a piston rod of the hydraulic cylinder 5 is fixedly arranged relative to the connecting plate 8, and a cylinder body of the hydraulic cylinder 5 is fixed on the sliding block, so that the sliding block moves along with the movement of the cylinder body; specifically, a piston rod of the hydraulic cylinder 5 is fixed on the connecting plate 8 or the slide rail 6 through an end bracket, and a cylinder body of the hydraulic cylinder 5 is fixed on the connecting seat 4.

As shown in fig. 1 to 4, preferably, the rack 14 and the traverse rails 13 are fixed on the rail car 16 by the support frame 15, and preferably, the number of the traverse rails 13 is two, the rack 14 is located between the two traverse rails 13, and the teeth of the rack 14 face downward, so that the splashed debris is prevented from falling on the rack 14 and affecting the driving of the connecting plate 8.

As shown in fig. 1 to 4, preferably, one end of the connecting plate 8 is provided with an adjusting slot 24, and the rollers 7 are respectively fixed in the adjusting slot 24 by bolts; because errors can be generated when the connecting plate 8 is installed, fine adjustment of the position of the connecting plate 8 is realized by adjusting the slotted hole 24, and similarly, when the first travel switch 20 and the second travel switch 21 are installed, fine adjustment of the installation positions of the first travel switch 20 and the second travel switch 21 can be performed by arranging the installation slotted holes on the installation brackets; preferably, the working conditions are severe due to the removal of flying sand and stones in the working site, and in order to ensure the accurate work of the first travel switch 20 and the second travel switch 21, both the first travel switch 20 and the second travel switch 21 are mechanical touch travel switches.

Preferably, as shown in fig. 1 to 3, a support 18 for supporting the pipeline is provided on the rail car 16, the support 18 includes a vertical rod with a lower end connected to the rail car 16, a bending rod with one end connected to the top end of the vertical rod, and a clamping head provided at the other end of the bending rod, the bending rod can be bent to adjust the bending angle and the upper portion of the bending rod is provided with a pipe bracket for supporting the pipeline, the clamping head includes a clamping plate pair and a pipe wheel pair provided in the clamping plate pair, and the pipeline can pass through the pipe wheel pair.

Preferably, as shown in fig. 1 to 2, the rail car 16 is provided with a clamping device 17 for fixing the rail car 16 to the rail, and the rail car 16 is clamped to the rail during the breaking operation to maintain the stability of the whole breaking operation.

Preferably, as shown in fig. 1 to 2, the rail car 16 is provided with a hydraulic pump station 19, which supplies power to the hydraulic cylinder 5.

Preferably, as shown in fig. 1 and 3, the rail wide seam hydraulic breaking device further includes a rail protecting cover 23 adapted to the shape of the rail, specifically, the rail protecting cover 23 includes vertical protecting plates disposed along the length direction of the wide seam, end protecting plates disposed at both sides of the vertical protecting plates, and rail protecting plates disposed corresponding to the rail and adapted to the outer contour of the rail, the vertical protecting plates are provided with rail holes for the rail to pass through, and the rail protecting cover 23 is fixed on the rail car 16 or fixed on the unit track bed plate through rail brackets.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a wide seam hydraulic power rupture device of track which characterized in that: include shower nozzle (1), be used for the drive that carry out wide seam and abolish through spraying high-pressure water column the vertical movement mechanism that shower nozzle (1) reciprocated with be used for the drive shower nozzle (1) is connected along the sideslip mechanism of the length direction removal of wide seam, vertical movement mechanism passes through connecting plate (8) and is connected on the sideslip mechanism and along reciprocating motion is to the length direction of wide seam.

2. The rail wide seam hydraulic breaking device according to claim 1, wherein: the transverse moving mechanism comprises a rack (14) arranged along the length direction of the wide joint, a transverse moving track (13), at least six first travel switches (20), a roller (7) used for connecting the connecting plate (8) to the transverse moving track (13), a first contact block arranged corresponding to the first travel switches (20), a gear (12) rotatably assembled on the connecting plate (8) and meshed with the rack (14), and a motor (10) used for driving the gear (12) to rotate; the first travel switches (20) are respectively arranged corresponding to the starting point of the breaking operation, the ending point of the breaking operation and two sides of each rail.

3. The rail wide seam hydraulic breaking device according to claim 1, wherein: vertical moving mechanism is including fixed setting slide rail (6) on connecting plate (8), with slide rail (6) sliding fit's slider, be used for the drive the slider takes place the vertical drive mechanism of displacement, fixed setting in rotary driving device (3), two at least second travel switch (21) and the correspondence for slide rail (6) on the slider second touch piece (25) that second travel switch (21) set up, second travel switch (21) correspond the terminal point that moves up and move down of slider and set up, shower nozzle (1) are connected on rotary driving device (3), rotary driving device (3) are connected to high pressure water source through the pipe connection.

4. The rail wide seam hydraulic breaking device according to claim 3, wherein: the vertical driving mechanism comprises a hydraulic cylinder (5), the top end of a piston rod of the hydraulic cylinder (5) is fixedly arranged relative to the connecting plate (8), and a cylinder body of the hydraulic cylinder (5) is fixed on the sliding block, so that the sliding block moves along with the movement of the cylinder body.

5. The rail wide seam hydraulic breaking device according to claim 2, wherein: the number of the transverse moving rails (13) is two, one end of the connecting plate (8) is provided with an adjusting slotted hole (24), and the rollers (7) are fixed in the adjusting slotted hole (24) through bolts respectively.

6. The rail wide seam hydraulic breaking device according to claim 2, wherein: the rack (14) and the transverse moving track (13) are fixed on a rail car (16) through a support frame (15).

7. The rail wide seam hydraulic demolition unit according to claim 6, wherein: the rail car (16) is provided with a support (18) for supporting a pipeline.

8. The rail wide seam hydraulic demolition unit according to claim 6, wherein: the rail car (16) is provided with a clamping device (17) for fixing the rail car (16) on a rail.