Hydraulic pressure is glued and is connect insulating splint to demolish device
阅读说明：本技术 一种液压胶接绝缘夹板拆除装置 (Hydraulic pressure is glued and is connect insulating splint to demolish device ) 是由 焦红武 王波 方云 宋正忠 于 2021-11-09 设计创作，主要内容包括：本发明公开了一种液压胶接绝缘夹板拆除装置,包括主机架、设于所述主机架上的切刀组件以及设于所述切刀组件上的液压机构；所述主机架包括两个安装座以及用以连接两个所述安装座的连接杆；所述液压机构包括设于一所述安装座上的油缸以及与所述油缸连接的液压泵；所述切刀组件包括设于所述油缸上的动切刀以及设于另一所述安装座上的定切刀；所述连接杆上设有固定座。本发明通过液压动力机构输出足够的机械力,使夹板与轨腰之间产生足够的位移,从而达到分离、拆除的目的。(The invention discloses a hydraulic glue joint insulation clamp plate dismounting device which comprises a main frame, a cutter assembly and a hydraulic mechanism, wherein the cutter assembly is arranged on the main frame; the main frame comprises two mounting seats and a connecting rod for connecting the two mounting seats; the hydraulic mechanism comprises an oil cylinder arranged on the mounting seat and a hydraulic pump connected with the oil cylinder; the cutter assembly comprises a movable cutter arranged on the oil cylinder and a fixed cutter arranged on the other mounting seat; the connecting rod is provided with a fixed seat. The invention outputs enough mechanical force through the hydraulic power mechanism to enable the clamping plate and the rail web to generate enough displacement, thereby achieving the purposes of separation and dismantling.)
1. The utility model provides a device is demolishd to hydraulic pressure cementing insulation splint which characterized in that: the cutting device comprises a main frame, a cutter assembly arranged on the main frame and a hydraulic mechanism arranged on the cutter assembly;
the main frame comprises two mounting seats and a connecting rod for connecting the two mounting seats;
the hydraulic mechanism comprises an oil cylinder arranged on the mounting seat and a hydraulic pump connected with the oil cylinder;
the cutter assembly comprises a movable cutter arranged on the oil cylinder and a fixed cutter arranged on the other mounting seat;
the connecting rod is provided with a fixed seat.
2. The hydraulic glue joint insulation splint removing device according to claim 1, wherein: the number of the connecting rods is three, and the connecting rods are arranged in a triangular manner to connect the two mounting seats;
one connecting rod positioned at the upper part is a round pipe, and two connecting rods positioned at the lower part are square pipes;
the round tube is also provided with a tool box;
the square tubes are provided with two fixed seats;
and a lifting handle is further arranged on the outer side surface of the mounting seat.
3. The hydraulic glue joint insulation splint removing device according to claim 2, wherein: the fixing seat comprises a fixing seat body;
the fixing seat body is sequentially provided with a mounting threaded hole, a connecting rod mounting hole and a multipurpose mounting hole from top to bottom;
the mounting threaded hole is formed along the vertical direction of the fixing seat body;
the connecting rod mounting hole is formed along the transverse direction of the fixing seat body;
the multipurpose mounting hole is formed along the longitudinal direction of the fixing seat body;
the mounting threaded hole runs through the top surface of the fixing base body and the top of the connecting rod mounting hole, and the bottom of the connecting rod mounting hole runs through the top of the multipurpose mounting hole.
4. The hydraulic glue joint insulation splint removing device according to claim 1, wherein: the two oil cylinders are symmetrically arranged on the inner side surface of the mounting seat and rotate along the mounting seat in opposite directions;
the oil cylinder comprises a cylinder seat, an oil cylinder body, a piston and a reset tension spring;
a first counter bore is formed in the axis position of the cylinder body;
the piston is arranged in the first counter bore and moves horizontally along the cylinder body, and the front end of the piston penetrates through the front end of the cylinder body;
a second counter bore is formed in the axis position of the piston;
the reset tension spring is arranged in the second counter bore, one end of the reset tension spring is fixedly connected with the bottom of the second counter bore, and the other end of the reset tension spring is positioned outside the second counter bore and fixedly connected with the rear end in the oil cylinder barrel;
the rear end of the cylinder body is fixedly connected with the front end of the cylinder base, and the rear end of the cylinder base is arranged on the mounting base through a connecting base and rotates along the mounting base;
the rear end of the cylinder base is provided with a mounting hole used for being connected with the connecting base and an oil duct mounting hole used for being connected with the hydraulic pump;
the rear end face of the cylinder base is set to be a plane.
5. The hydraulic glue joint insulation splint removing device according to claim 4, wherein: the front end of the cylinder body is provided with a top cap, and the front end of the piston is provided with a top head.
6. The hydraulic glue joint insulation splint removing device according to claim 4, wherein: the bottom of the second counter bore is provided with a pin used for being fixedly connected with one end of the reset tension spring, and the bottom of the first counter bore is provided with a tension spring fixing plate used for being fixedly connected with the other end of the reset tension spring.
7. The hydraulic glue joint insulation splint removing device according to claim 4, wherein: the oil cylinder barrel is superposed with the axis position of the piston, and a gap e is reserved between the circle center position of the oil duct mounting hole and the axis position of the oil cylinder barrel.
8. The hydraulic glue joint insulation splint removing device according to claim 7, wherein: an included angle alpha is formed between the center line of the oil duct mounting hole and the horizontal plane of the mounting surface.
9. The hydraulic glue joint insulation splint removing device according to claim 1, wherein: the fixed cutter is provided with two symmetrical fixed cutters on the inner side surface of the other mounting seat;
the fixed cutter comprises a cutter handle, a cutter head and a magnet;
the rear end of the knife handle is connected with the mounting seat, and the front end of the knife handle is connected with the knife head;
the magnet is embedded in the side face, facing the rail web of the steel rail, of the cutter handle;
the working surface of the cutter head is arc-shaped;
the contact surface between the knife handle and the knife head is connected in a way that the groove and the lug boss are embedded with each other.
10. The hydraulic glue joint insulation splint removing device according to claim 9, wherein: the arc shape of the working surface of the cutter head is matched with the arc shape of the rail web of the steel rail;
a groove is formed in the contact surface of the cutter handle, and a boss matched with the groove is arranged on the contact surface of the cutter head;
the magnet is cylindrical, and its diameter is 20mm, and the height is 20 mm.
Technical Field
The invention relates to a hydraulic glue joint clamping plate dismounting device, in particular to a hydraulic glue joint insulating clamping plate dismounting device.
Background
When the glued insulation splint at the insulation joint part on the early railway line is suddenly broken or damaged, a method of inserting the short rail after sawing is generally adopted, but the method consumes labor and time and has high raw material cost. The joint is one of three key parts of railway line defects and occupies an important position in the work maintenance, and particularly, the insulating joint part not only directly influences indexes such as line smoothness, but also has a great influence on signal control and the like which influence the safe operation of the line. Therefore, in recent years, a cementing clamp plate vulcanization dismounting machine is developed, the strength of an adhesive is reduced by adopting a heating method, the dismounting is convenient, the use is limited due to various defects caused by heating, a novel cold dismounting device is urgently needed to meet the requirement of site construction, and meanwhile, steel rails and concrete sleepers are protected from being damaged by heat.
According to the technical requirements of TB/T2975-2018 steel rail adhesive joint insulation joint at present, a high-strength and high-toughness adhesive is filled between the clamping plate and the rail web, for example, a qualified 60kg/m steel rail type adhesive joint insulation joint is taken as an example, the resistance of a longitudinal joint is up to 3000kN, so that the clamping plate needs to be detached from the rail web with large mechanical force, and great difficulty is caused.
The cementing insulating joint is a device which is arranged in a blocking subarea dividing point or an interval of a railway signal machine and is used for meeting the dividing requirement of a blocking subarea of a track circuit. The cementing insulation clamp plate is bonded with the steel rail by using an adhesive on site, the steel rail joint is fastened by adopting a high-strength bolt (or a steel rail non-porous chuck), and when the cementing insulation clamp plate is pulled open, broken off and fails in insulation, the cementing insulation clamp plate needs to be disassembled and replaced, and the mode of manufacturing the insulation joint on site is replaced again.
According to the above, the longitudinal joint resistance of the glued insulated joint of the 60kg/m rail type is as high as 3000kN, and the mechanical strength is so high that the implementation process has the following difficulties for field construction, and a solution needs to be researched and found out: 1) the power of the required hydraulic power device needs to be large enough, the manpower can not be met basically, a special energy source needs to be added, the weight of the whole set of equipment is increased, and the site construction is not favorable; 2) the novel cold dismantling equipment needs to output such large mechanical force and needs to have proper force application points and force application points, the force application points and the force application points are obviously and unreasonably distributed on the clamping plates and the steel rails through actual investigation of field conditions and research of the standard of TB/T2975-2018 steel rail adhesive joint insulating joint, and a reasonable structure and a loading mode need to be selected; 3) the glued insulated joints are distributed on various road sections of the line, the operation space for the novel cold dismantling equipment is greatly different, and particularly, the operation space in a turnout section is narrow, and various working conditions need to be analyzed to find out corresponding solutions.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a hydraulic glued insulating clamp plate removing device, which can achieve the purposes of separation and removal by outputting enough mechanical force through a hydraulic power mechanism to enable the clamp plate and the rail web to generate enough displacement.
In order to achieve the purpose, the invention adopts the following technical scheme:
a hydraulic glue joint insulation clamp plate dismounting device comprises a main frame, a cutter assembly arranged on the main frame and a hydraulic mechanism arranged on the cutter assembly;
the main frame comprises two mounting seats and a connecting rod for connecting the two mounting seats;
the hydraulic mechanism comprises an oil cylinder arranged on the mounting seat and a hydraulic pump connected with the oil cylinder;
the cutter assembly comprises a movable cutter arranged on the oil cylinder and a fixed cutter arranged on the other mounting seat;
the connecting rod is provided with a fixed seat.
Preferably, the number of the connecting rods is three, and the connecting rods are arranged in a triangular manner to connect the two mounting seats;
one connecting rod positioned at the upper part is a round pipe, and two connecting rods positioned at the lower part are square pipes;
the round tube is also provided with a tool box;
the square tubes are provided with two fixed seats;
and a lifting handle is further arranged on the outer side surface of the mounting seat.
Preferably, the fixing seat comprises a fixing seat body;
the fixing seat body is sequentially provided with a mounting threaded hole, a connecting rod mounting hole and a multipurpose mounting hole from top to bottom;
the mounting threaded hole is formed along the vertical direction of the fixing seat body;
the connecting rod mounting hole is formed along the transverse direction of the fixing seat body;
the multipurpose mounting hole is formed along the longitudinal direction of the fixing seat body;
the mounting threaded hole runs through the top surface of the fixing base body and the top of the connecting rod mounting hole, and the bottom of the connecting rod mounting hole runs through the top of the multipurpose mounting hole.
Preferably, the two oil cylinders are symmetrically arranged on the inner side surface of the mounting seat and rotate along the mounting seat in opposite directions;
the oil cylinder comprises a cylinder seat, an oil cylinder body, a piston and a reset tension spring;
a first counter bore is formed in the axis position of the cylinder body;
the piston is arranged in the first counter bore and moves horizontally along the cylinder body, and the front end of the piston penetrates through the front end of the cylinder body;
a second counter bore is formed in the axis position of the piston;
the reset tension spring is arranged in the second counter bore, one end of the reset tension spring is fixedly connected with the bottom of the second counter bore, and the other end of the reset tension spring is positioned outside the second counter bore and fixedly connected with the rear end in the oil cylinder barrel;
the rear end of the cylinder body is fixedly connected with the front end of the cylinder base, and the rear end of the cylinder base is arranged on the mounting base through a connecting base and rotates along the mounting base;
the rear end of the cylinder base is provided with a mounting hole used for being connected with the connecting base and an oil duct mounting hole used for being connected with the hydraulic pump;
the rear end face of the cylinder base is set to be a plane.
Preferably, the front end of the cylinder body is provided with a top cap, and the front end of the piston is provided with a top head.
Preferably, the bottom of the second counter bore is provided with a pin for connecting and fixing with one end of the reset tension spring, and the bottom of the first counter bore is provided with a tension spring fixing plate for connecting and fixing with the other end of the reset tension spring.
Preferably, the cylinder barrel coincides with the axis of the piston, and a gap e is left between the center of the oil passage mounting hole and the axis of the cylinder barrel.
Preferably, an included angle α is formed between the center line of the oil passage mounting hole and the horizontal plane of the mounting surface.
Preferably, the fixed cutter is provided with two symmetrical fixed cutters on the inner side surface of the other mounting seat;
the fixed cutter comprises a cutter handle, a cutter head and a magnet;
the rear end of the knife handle is connected with the mounting seat, and the front end of the knife handle is connected with the knife head;
the magnet is embedded in the side face, facing the rail web of the steel rail, of the cutter handle;
the working surface of the cutter head is arc-shaped;
the contact surface between the knife handle and the knife head is connected in a way that the groove and the lug boss are embedded with each other.
Preferably, the circular arc of the working surface of the cutter head is matched with the circular arc of the rail web of the steel rail;
a groove is formed in the contact surface of the cutter handle, and a boss matched with the groove is arranged on the contact surface of the cutter head;
the magnet is cylindrical, and its diameter is 20mm, and the height is 20 mm.
The hydraulic glue joint insulating clamping plate dismounting device provided by the invention has the following beneficial effects:
1) the structure adopts a working stress internal circulation structure, so that the main mechanical force for dismantling is converted into the internal stress of the invention, the structure with the structural structure of the frame can bear larger internal stress and keep the structure stable while being light, the requirement on a force point is reduced, and the operability and the safety of construction are ensured;
2) the cutter assembly can be tightly attached to the rail web of the steel rail, so that the disassembly work is ensured to be carried out smoothly;
3) the main frame of the three connecting rods ensures that the structure is stable, the weight is reduced, and the operation and the transportation are convenient;
4) the tool box can contain scattered parts during operation, transportation and storage, and the compactness of the structure is ensured.
Drawings
FIG. 1 is a schematic axial view of the hydraulic bonding insulation clamp plate removing device of the present invention;
FIG. 2 is a first schematic view showing the use state of the hydraulic cementing insulating splint removing device of the present invention;
FIG. 3 is a schematic view showing a second usage state of the hydraulic glue joint insulation splint removing device according to the present invention;
FIG. 4 is a schematic structural diagram of a fixing seat in the hydraulic cementing insulating splint removing device of the invention;
FIG. 5 is a schematic cross-sectional view of an oil cylinder in the hydraulic cementing insulating splint removing device of the present invention;
FIG. 6 is a schematic structural diagram of a connecting seat in the hydraulic glue joint insulating splint removing device according to the present invention;
FIG. 7 is a schematic view showing the deployment of the oil cylinder in the hydraulic glue joint insulating splint removing apparatus according to the present invention;
FIG. 8 is a schematic cross-sectional view taken along line C-C of FIG. 6;
FIG. 9 is a schematic structural view of a fixed cutter in the hydraulic cementing insulating splint removing device of the present invention;
fig. 10 is a schematic cross-sectional view of the stationary cutter of fig. 9.
Detailed Description
In order to better understand the technical solutions of the present invention, the following further describes the technical solutions of the present invention with reference to the accompanying drawings and examples.
Referring to fig. 1, the hydraulic glue joint insulation clamp dismounting device provided by the invention comprises a main frame 1, a cutter assembly arranged on the main frame, and a hydraulic mechanism arranged on the cutter assembly, and is specially used for dismounting a glue joint insulation clamp which fails on site.
The main frame includes two mount pads 1 and is used for connecting three connecting rods 2 of two mount pads, and three connecting rods 2 are triangle-shaped and arrange and connect two mount pads 1 to form the main frame of trigeminy rod type, the structure is firm, and weight reduction makes things convenient for operation and transportation.
A connecting rod 2 that is located the top is the pipe, and two connecting rods 2 that are located the below are square pipes, are used for installation toolbox 3 on the pipe, and scattered part when toolbox 3 can hold the operation and transport, store ensures the compactness of structure. The square tubes are provided with two fixing seats 4, and the fixing seats 4 can be provided with walking wheels or balancing devices.
A fixed rod 10 is connected between the fixed seat 4 on one square tube and the corresponding fixed seat 4 on the other square tube.
All still be equipped with handle 5 on the lateral surface of mount pad 1, convenient operation and transportation.
The hydraulic mechanism comprises a pair of oil cylinders 6 arranged on the mounting base 1 on one side and a hydraulic pump 7 connected with the oil cylinders 6, and provides hydraulic power for the hydraulic glue-joint insulating splint dismounting device.
The cutter component comprises a pair of movable cutters 8 arranged on the corresponding oil cylinders 6 and a pair of fixed cutters 9 arranged on the mounting base 1 on the other side.
Referring to fig. 2 and 3, the hydraulic glued insulation splint dismounting device of the invention unfolds two oil cylinders 6, and at the moment, a movable cutter 8, a fixed cutter 9 and a fixed rod 10 are all stored in a tool box 3.
The hydraulic cementing insulation splint dismounting device is placed on the cementing insulation of the steel rail 100, then relevant parts in the tool box 3 are taken out, the movable cutter 8, the fixed cutter 9 and the fixed rod 10 are installed and fixed by the fixed screws, the oil cylinder 6 is connected with the hydraulic pump 7, and the dismounting operation can be started.
The movable cutter 8, the fixed cutter 9 and the fixed rod 10 are independently arranged on corresponding working positions respectively by using fixed screws after the hydraulic cementing insulating splint removing device is arranged on the steel rail 100, so that the requirements on the installation positions are reduced, and the hydraulic cementing insulating splint removing device can be suitable for more occasions.
As shown in fig. 4, the holder 4 includes a holder body 401.
The fixing base body 401 is sequentially provided with a mounting threaded hole 402, a connecting rod mounting hole 403 and a multipurpose mounting hole 404 from top to bottom.
The mounting screw hole 402 is opened along the vertical direction of the holder body 401.
The connecting rod mounting hole 403 is opened along the transverse direction of the fixing base body 401.
The multipurpose mounting hole 404 is opened along the longitudinal direction of the holder body 401.
The mounting screw hole 402 penetrates the top surface of the fixing base body 401 and the top of the connecting rod mounting hole 403, and the bottom of the connecting rod mounting hole 403 penetrates the top of the multipurpose mounting hole 404.
The multipurpose mounting holes 404 may be provided with fixing bars 10, running wheels or a balancing device. After the fastening bolt is screwed into the mounting threaded hole 402 and a force is applied to the direction of the multipurpose mounting hole 404, the whole fixing seat body 401 moves upwards, so that the connecting rod 2 and the fixing rod 10, the walking wheel or the balancing device which are mounted in the multipurpose mounting hole 404 are extruded together, and the fixing purpose is achieved.
As shown in fig. 5 to 8, two oil cylinders 6 are symmetrically disposed on the inner side surface of one mounting seat 1, and rotate in opposite directions along the mounting seat 1.
The oil cylinder 6 comprises a cylinder seat 601, an oil cylinder body 602, a piston 603 and a return tension spring 604.
A first counterbore 605 is provided at the axial center of the cylinder tube 602.
The piston 603 is disposed in the first counterbore 605 and moves horizontally along the cylinder body 602, and the front end of the piston 603 passes through the front end of the cylinder body 602.
A second counterbore 606 is formed in the axial center of the piston 603.
The return tension spring 604 is disposed in the second counterbore 606, one end of the return tension spring 604 is fixedly connected to the bottom of the second counterbore 606 (the bottom of the second counterbore 606 is provided with a pin 607 for connecting the return tension spring 604), and the other end of the return tension spring 604 is located outside the second counterbore 606 and fixedly connected to the rear end of the oil cylinder barrel 602 (the bottom of the first counterbore 605 is provided with a spring fixing plate 608 for connecting the return tension spring 604).
The rear end of the cylinder body 602 is fixedly connected with the front end of the cylinder base 601, and the rear end of the cylinder base 601 is arranged on the mounting base 1 through a connecting base and rotates along the mounting base 1.
The cylinder block 601 has a mounting hole 609 formed at a rear end thereof for connection with the connecting block, and an oil passage mounting hole 610 for connection with the hydraulic pump 7.
The rear end surface of the cylinder base 601 is arranged to be a plane (i.e. a part of material with the dimension d is removed), so that the surface B on the cylinder base 601 does not exceed the surface A on the mounting base 1, and the hydraulic bonding insulation splint removing device can be smoothly sleeved on the steel rail 100 (as shown in fig. 7).
The front end of the cylinder body 602 is provided with a top cap 611, and the front end of the piston 603 is provided with a top head 612 for sealing the cylinder 6.
The cylinder body 602 coincides with the axis of the piston 603, and a gap e is left between the center of the oil channel mounting hole 601 and the axis of the cylinder body 602, which can generate a torque between the output dismounting force of the cylinder 6 and the supporting force of the cylinder base 601, and the torque can make the whole cylinder 6 generate a movement trend towards the rail web direction of the steel rail 100, thereby being beneficial to ensuring that the movable cutter 8 thereon is tightly attached to the rail web, and ensuring the smooth operation of the dismounting work.
The rear end of the cylinder block 601 is provided with a mounting surface 613 for mounting with the connecting block, and the mounting hole 609 is opened on the mounting surface 613.
An included angle alpha is formed between the central line of the oil passage mounting hole 610 and the horizontal plane of the mounting surface 613, the included angle alpha can be 10 degrees, the oil pipe quick connector on the hydraulic pump 7 can be conveniently mounted, and meanwhile, the oil cylinder 6 is not interfered with other components in the unfolded state.
Referring to fig. 9 and 10, the fixed cutter 9 has two symmetrical ends on the inner side of the mounting base 1.
The fixed cutter 9 comprises a cutter handle 901, a cutter head 902 and a magnet 903.
The rear end of the tool shank 901 is connected with the mounting base 1 through a screw, the contact surface between the front end and the tool bit is connected in a manner that grooves and bosses are embedded with each other, and meanwhile, the tool bit is fixed on the front end of the tool shank 901 through a screw 904.
Magnet 903 is embedded in the shank 901 on the side facing the web of rail 100 and fixed thereto with an adhesive.
The magnet 903 is cylindrical and has a diameter of 20mm and a height of 20mm, and can be attached to the web portion of the rail, and preferably assists in positioning the cutter assembly on the rail 100 in a position that matches the web.
The working surface (the side in contact with the web of the rail 100) of the cutter head 902 is set to be arc-shaped which is matched with the arc-shaped web of the rail, so that the fixed cutter 9 can be tightly attached to the web of the rail 100 and inserted into a limited gap between the glued splint and the web of the rail, and the purpose of detaching the glued splint from the weak position is achieved.
The mode that recess and boss were inlayed each other specifically does: the contact surface of the tool shank 901 is provided with a groove 905, and the contact surface of the tool bit 902 is provided with a boss 906 matched with the groove 905, so that the force generated when the tool bit 902 is used for disassembling the hydraulic bonding clamping plate can be better transmitted to the tool shank 901 by the structure, and the screw 904 between the tool bit and the tool shank is not damaged.
The rail web of the steel rail is connected with the clamping plate through the high-strength and high-toughness adhesive, the mechanical strength is high, and the requirement on the dismantling force needs to be obviously reduced, so that the smooth operation of dismantling can be ensured. The AB adhesive commonly used for the steel rail adhesive joint insulating joint is researched and found that the adhesive is a material with obvious different strength after being completely cured, particularly, the shearing strength is greater than the tensile strength and greater than the tearing strength, the removing force can be obviously reduced by searching for the weak point of the strength, the weak point is positioned at the contact position of the end part of the clamping plate and the rail web, and the removing force applied from the position is less than or equal to 294kN through process tests, so that the bottleneck of the removing force can be broken through.
Even if the removal force of the one-sided cleat is reduced below 294kN and the two-sided cleat is reduced below 588kN, this is still a significant mechanical force, requiring a suitable point of application, and a force balancing structure. The hydraulic glue-joint insulating splint dismantling device adopts a working stress internal circulation structure in the structure, so that the main mechanical force for dismantling is converted into the internal stress of the device, the structure of the frame structure can bear larger internal stress and keep stable structure while being light, the requirement on a force point is reduced, and the operability and safety of construction are ensured.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above described embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.