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59results about "Rail joints" patented technology
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Epoxy glass fiber composite insulating material as well as preparation method and application thereof
The invention belongs to the technical field of insulating materials, and particularly provides an epoxy glass fiber composite insulating material and a preparation method and application thereof. An epoxy glass fiber composite insulating material comprises epoxy resin, modified glass fiber cloth, modified carbon fiber cloth, epoxy POSS (polyhedral oligomeric silsesquioxane), a curing agent and a diluent, and the modified glass fiber cloth is prepared by modifying a composite modification liquid and a silane coupling agent; the modified carbon fiber cloth is prepared by oxidation of mixed acid and modification of composite modification liquid; the composite modified liquid is prepared by compounding a hydrophobic modified lignin solution and modified MOF; the modified lignin solution is prepared from oleic acid and lysine modified lignin; the modified MOF is prepared from MOF modified by polydopamine. The epoxy glass fiber composite insulating material prepared by the invention has good flame retardance, impact resistance, corrosion resistance and self-repairing performance.
Owner:ANHUI JINSHENG NEW MATERIALS CO LTD
Surface seamless steel rail
Owner:SUZHOU TRUERUN ENVIRONMENT TECH LTD
Running track adjusting fastener and train track structure
A walking track adjusting fastener is used for connecting and fixing a steel rail and comprises a bearing mechanism, a plurality of pressing mechanisms and an adjusting mechanism, the pressing mechanisms and the adjusting mechanism are all arranged on the bearing mechanism, and the adjusting mechanism is located between the bearing mechanism and the pressing mechanisms. The bearing mechanism comprises a reference bottom plate and a plurality of fixing bolts; the pressing mechanism comprises a plurality of pressing buckle plates and a plurality of pressing bolts; the adjusting mechanism comprises an adjusting plate and an adjusting bolt. In addition, the utility model further provides a train track structure. According to the utility model, the running track adjusting fastener with the adjusting mechanism and the train track structure are designed, so that the train track can more easily, simply and conveniently adjust the posture of a steel rail; the connecting mechanism in the fastener can firmly connect the two spliced steel rails, so that the overall stability of the running track is further improved; the utility model has the advantages of strong practicability and strong popularization significance.
Owner:DONGGUAN NANNAR ELECTRONICS TECH
Intelligent railway track clamping plate with stress balancing structure
ActiveCN224047818UPiezoelectric/electrostriction/magnetostriction machinesRail jointsGlass fiberControl engineering
The utility model belongs to the field of railway steel rail accessories, and particularly relates to an intelligent railway track clamping plate with a stress balancing structure. The utility model provides an intelligent railway track clamping plate with a stress balancing structure. The intelligent railway track clamping plate comprises a core layer, a transition layer and an outer layer, the core layer is strip-shaped and is made of butadiene styrene rubber composite glass fibers; the transition layer is coated on the outer surface of the core layer and is made of stainless steel; and the outer layer is coated on the outer surface of the transition layer and is made of silicon nitride ceramic. According to the intelligent railway track clamping plate with the stress balancing structure, internal stress can be reduced, the service life is prolonged, the intelligent railway track clamping plate is lighter, and intelligent detection can be achieved through the built-in sensor.
Owner:WUHAN CHUCHEN NEW MATERIAL TECH CO LTD
Conveying equipment
To provide a transport facility capable of suppressing vibrations caused in a transport vehicle when the transport vehicle passes through an overlapping region between a door locus which is a moving locus of a door, and a rail travel route.SOLUTION: A movable rail section 6 is capable of changing its posture between a connecting posture in which it is arranged in the overlapping region and connects a first fixed rail section 40 and a second fixed rail section 41, and a retracted posture in which it retracts from the overlapping region and divides the first fixed rail section 40 and the second fixed rail section 41. When the movable rail section 6 is in the connecting posture, it becomes a normal posture that does not overlap with a transport vehicle locus which is a moving locus of the transport vehicle, and a transport facility comprises a regulating device 7 that, in conjunction with the movable rail section 6 changing its posture from the connecting posture to the retracted posture, becomes a protruding posture that protrudes to a position that overlaps with the transport vehicle locus and regulates the travel of the transport vehicle.SELECTED DRAWING: Figure 5
Owner:DAIFUKU CO LTD
Small-radius curve joint insulation device with guard rail
ActiveCN224119369USolve pull deformationSolve insulation problemsRail jointsSlot insulationStructural engineering
A small-radius curve joint insulation device with guard rails comprises a spacer block lapped between two butt-joint steel rail interfaces, an insulation inner clamping plate is arranged between the spacer block and a steel rail, an insulation outer clamping plate opposite to the insulation inner clamping plate is arranged on the outer side of the steel rail, and a spacer piece is arranged between the butt-joint steel rail interfaces; the I-shaped section insulation is combined with the spacer block and the groove-shaped insulation, so that the problems of pulling deformation and insulation failure caused by uneven stress of double-section insulation are solved; the insulation assembly can be better attached to a track structure, stress is effectively dispersed, the impact resistance is improved, long-term stable operation is ensured, and the requirements of high-load and high-frequency train operation are met. According to the device, the mechanical strength of the insulation assembly is improved, the problems of deformation and aging caused by long-term use are reduced, the service life of equipment is prolonged, the stability and reliability of a track circuit are further improved, and safe and efficient operation of railway transportation is ensured.
Owner:YANGCHUN NEW STEEL CO LTD
A rail system, particularly for an automated storage and retrieval system for storage and retrieval of containers
A rail system comprising: a first beam and a second beam each comprising a respective upper surface configured to provide a track, a respective pair of sidewalls extending downwards from the respective upper surface and defining a lateral extent of the respective beam, a respective cut-out extending through the respective pair of sidewalls defining a respective cut-out volume extending through the lateral extent of the respective beam and wherein the first beam and the second beam are arranged perpendicular to one another, with the first beam uppermost and the second beam underneath, and the cut-outs of both beams aligned, such that the first beam and the second beam interlock and the first upper surface and second upper surface lie in a single plane, and wherein the rail system comprises a locking arrangement configured to lock the beams together.
Owner:AUTOSTORE TECH AS
Expansion joint for connecting a first region and a second region of a rail system
The present invention provides a storage system comprising a first region (50) and a second region (50') of a rail system (108), wherein each of the first region and the second region has rails (110,111) with a profiled upper surface that define one or more tracks (27', 27") for supporting container handling vehicles (201, 301, 401), and each rail of at least one pair of parallel rails (110) of the first region (50) is connected to a corresponding rail of a pair of rails (110') of the second region (50') via an expansion joint (10,10'), the expansion joint comprises: - a first rail element (12) and a second rail element (11), the rail elements (12, 11) being elongate and configured at a first end (22, 23) to allow the first ends (22, 23) of the first and second rail elements to move relative to one another in a longitudinal direction in a junction area (14) where they overlap, and - a profiled upper surface that defines one or more tracks (27', 27"), the tracks (27', 27") extending from the first rail element (12) through the junction area (14) to the second rail element (11), and wherein a second end (24) of the first rail element (12) is pivotably connected to the first region (50) of the rail system (108) around a first vertical axis (VI), and a second end (25) of the second rail element (11) is pivotably connected to the second region (50') of the rail system (108) around a second vertical axis (V2).
Owner:AUTOSTORE TECH AS
A fastening bolt for rail connections
This utility model proposes a fastening bolt for rail connections, belonging to the field of track technology. It addresses the problem in existing technologies where bolts are directly used to connect rail clamps and tracks, which are prone to loosening under vibration and impact, leading to decreased track smoothness and affecting train or operational safety. The bolt includes a bolt body that mates with a through hole in the rail clamp. One end of the bolt body has a stop block with a diameter larger than the through hole. A nut is screwed onto the bolt body, and an elastic element is also fitted onto the bolt body, located between the stop block and the nut. This utility model effectively solves the problem of traditional rail connection bolts loosening due to vibration by incorporating the elastic element, improving the stability and reliability of the rail connection and reducing safety hazards caused by bolt loosening. Secondly, the elastic element can buffer the alternating stress generated on the bolt by train operation, reducing bolt fatigue damage, extending bolt service life, and lowering maintenance costs.
Owner:SHANDONG LOUIS TONGTU RAIL TRANSIT EQUIPMENT CO LTD
Transition construction for bridging a structure joint
The present invention relates to a transition construction (10B) for bridging a structure joint (14) between two structure parts (12) and (12b) of a structure (12). The transition construction (10B) has at least two crossmembers (16), which are mounted on the structure edges, and at least one lamella (20), which is mounted so as to be displaceable on said crossmembers (16), wherein a main sliding surface (22) is arranged between at least one crossmember (16) and at least one lamella (20). The main sliding surface (22) has at least two component sliding surfaces (22a) and (22b), which are each arranged in sliding planes (34a) and (34b) that are angled with respect to one another, wherein the sliding planes (34a) and (34b) meet at a common line of intersection S that forms a movement axis A, along which the lamella (20) can move relative to the crossmember (16). Here, at least one sliding plane (34a, 34b) is arranged at an inclined angle with respect to movement plane B of the transition construction (10B).
Owner:MAURER ENGINEERING GMBH
An on-line adhesive insulation joint and a method for adjusting the separation thereof
Owner:URUMQI RAILWAY BUREAU
Freezing clamping plate convenient to disassemble
The freezing clamping plate convenient to disassemble comprises a freezing clamping plate body, a plurality of screw holes are formed in the freezing clamping plate body at intervals, jacking bolts are detachably connected in the screw holes, and external threads corresponding to internal threads of the screw holes are arranged outside the jacking bolts. A traditional hammering mode is replaced with thread transmission of the ejection bolt, mechanical damage to the contact face of the clamping plate and the steel rail caused by external force impact is avoided, it is guaranteed that equipment can be repeatedly used, operation is convenient, and work efficiency can be improved.
Owner:胡小平
Rail joints
A rail (13) for supporting a trolley (14) of gantry crane (10) has rail sections (18,19) on opposites sides of a joint (17) provided with end regions (20) of a modified rail head profile that directs the wheels of the trolley (14) over ridges (23) that rise gradually above the height (L1) of the rail head (27) while approaching the joint (17). The ridges (23) then carry the wheels into the joint (17) where the transition from one rail section to the next occurs over reinforced region. The load-bearing apexes (A) of the ridges are disposed away from the side edges of the rail (13) and away from the ends of each projecting portion (21). The rail increases the operational life of a crane rail by reducing wear rate in high stress areas of the joint (17) and by adding additional wear material above the rail at the joint.
Owner:GANTRY RAILING +1
Method for repairing a rail in track
A method for repairing a rail (4) in track, comprising: a) Taking a rail segment (12) from between a first and a second portion (14, 16) of the rail (4) so that a first free end (18) of the first portion (14) is longitudinally opposite a second free end (20) of the second portion (16); b) Moving said first end (18) to an intermediate position (P11) in a direction perpendicular to the axis (X); c) Arranging, parallel to the axis (X), a replacement segment (22) comprising a first and a second end (24, 26), the first end (24) of the segment (22) being longitudinally opposite the first end (18) of the first portion (14); d) Welding the first end (18) of the first portion (14) with the first end (24) of the segment (22);e) Position the second end (26) of segment (22) so as to align it longitudinally with the second end (20) of the second portion (16) while maintaining the first end (18) of the first portion (14) in said intermediate position (P11); f) Weld the second end (20) of the second portion (16) with the second end (26) of the replacement segment (22). Figure to be published with the abbreviation: [Fig. 8];
Owner:MORNAC JEAN PIERRE +1
Track joint structure capable of buffering and damping
ActiveCN224119367Ushorten speedimplement bufferingRail jointsConduits/junctionsTrackwayControl theory
The utility model relates to the technical field of railway assembly installation, and discloses a track joint structure capable of buffering and damping, which comprises tracks, a connecting plate is fixedly connected between two adjacent tracks, the middle part of the connecting plate is slidably connected with a buffer block, the outer wall of the buffer block is fixedly connected with a sliding block, and the sliding block is fixedly connected with the track. The outer wall of the sliding block is fixedly connected with a sleeve, the inner wall of the sleeve is slidably connected with a sliding rod, the other end of the sliding rod is fixedly connected with the inner wall of a connecting plate, the outer wall of the sleeve is in threaded connection with an adjusting ring, a damping spring is arranged on the outer wall of the sleeve, and the connecting plate is fixedly connected with a rail through a bolt. And the connecting plates are symmetrically arranged. According to the shock absorption device, the buffer block is pushed through the wheels, the buffer block pushes the sleeve and the shock absorption spring to be compressed, moving energy is absorbed, vibration energy is converted into elastic potential energy to be stored, then the elastic potential energy is slowly released after a vehicle passes through, and therefore the shock absorption effect is achieved.
Owner:SHIJIAZHUANG TIEDAO UNIV
Steel rail lossless reinforcing device
The utility model relates to the technical field of steel rail lossless reinforcing, and discloses a steel rail lossless reinforcing device which comprises two clamping assemblies and a connecting assembly, the connecting assembly comprises a bolt, a nut and a deformation pad, the threaded section of the bolt is rotatably arranged on the two clamping assemblies in a penetrating mode, the nut is in threaded connection with the bolt, and the deformation pad is arranged between the clamping assemblies and the nut. And / or the deformation pad is arranged between the clamping assembly and the head of the bolt; wherein the deformation pad can be extruded to deform. When the steel rail is reinforced, the two clamping assemblies are arranged on the two sides of the steel rail, then the bolt penetrates through the two clamping assemblies, the nut is in threaded connection with the bolt, the nut abuts against the side, away from the clamping assemblies, of the deformation pad, and in the nut screwing process, the nut extrudes the deformation pad till the end face of the nut is attached to the deformation pad; and the deformation pad is attached to the clamping assembly, so that point contact between the nut and the clamping assembly is avoided.
Owner:GULUN XUANLIN RAILWAY TECH CO LTD
Welded rail
A welded rail according to an aspect of the present invention includes: a plurality of rail portions having a head portion and a web portion and having a height h; and a welded joint portion that joins the rail portions together, in which the rail portion has a predetermined chemical composition, a HAZ width of the welded joint portion is 60 mm or less, in a region of 0 to (⅔)×h from a head top portion outer surface in a cross section of the welded joint portion which is parallel to a longitudinal direction and an up-down direction of the welded rail and passes through a center of the welded joint portion and of ±5 mm in the longitudinal direction from a welding center, an area ratio of a martensite structure is 0.0006% or more and 0.1000% or less, and in the region, the number of martensite structures having a grain size of 20 to 200 μm is 3 to 80.
Owner:NIPPON STEEL CORPORATION
Apparatus and methods for deployment of welding repair systems for railroad trackwork
Apparatuses configured to be deployed from mobile welding repair vehicles for the repair of railroad trackwork allow a welding system to be stored and deployed from the mobile welding repair vehicles. The apparatuses deploy from the vehicles on a slide system and are supported by one or more legs, the system having 180-degree or greater rotation for full reach of railroad trackwork for welding repair thereof. Methods of using the same are further provided.
Owner:HOLLAND CO
Bonded, electrically insulated rail joint system, method for its manufacture, start-up and use
Owner:AB CONSULTING S A S DI ANDREA BRACCIALI & C
A track structure
Owner:CHINA RAILWAY ENGINEERING EQUIPMENT GROUP TUNNEL EQUIPMENT MANUFACTURING CO LTD
Improved steel rail cementing insulation joint
The utility model relates to the technical field of railway engineering and electric service, in particular to an improved steel rail cementing insulation joint which comprises a composite clamping plate and a bolt fastening assembly, the composite clamping plate is provided with an open hole matched with the bolt fastening assembly, the cementing surface of the composite clamping plate is matched with the rail web section arc line of a steel rail, and the open hole is matched with the bolt fastening assembly. The composite clamping plate comprises a groove-shaped steel plate, an insulating layer and a clamping plate body, the insulating layer is arranged between the groove-shaped steel plate and the clamping plate body, and the groove-shaped steel plate, the insulating layer and the clamping plate body are bonded and attached into an integrated structure through thermocuring of the insulating layer. The utility model has the advantages that a variable cross-section structure is adopted, so that the mechanical property of a key position is improved in a targeted manner, and meanwhile, the overall weight is prevented from being increased too much and assembly interference is avoided; the thickness of the insulating layer is increased to improve the capacitive reactance of the insulating joint and improve the comprehensive insulating performance; and by adding the edge covering design, insulation failure can be further avoided.
Owner:INST OF SCI & TECH SHANGHAI RAILWAYBUREAU
Steel rail lossless reinforcing device
The utility model relates to the technical field of steel rail lossless reinforcing, and discloses a steel rail lossless reinforcing device which comprises two clamping assemblies and a connecting assembly, and the two clamping assemblies are arranged on the two sides of a steel rail; the connecting assembly comprises a bolt, a nut and a gasket, the threaded section of the bolt is rotatably arranged on the two clamping assemblies in a penetrating mode, the nut is in threaded connection with the bolt, the gasket is located between the head of the bolt and the clamping assemblies and / or arranged between the nut and the clamping assemblies, and the gasket abuts against the clamping assemblies through spherical surfaces. When the steel rail lossless reinforcing device disclosed by the utility model is used for reinforcing the steel rail, point contact among the head of the bolt, the nut and the clamping assembly can be avoided.
Owner:GULUN XUANLIN RAILWAY TECH CO LTD
High-wear-resistance aluminum alloy profile for rail transit
The utility model discloses a high-wear-resistance aluminum alloy section bar for rail transit, relates to the technical field of aluminum alloy section bars, and solves the problems that the wear-resistance effect is not ideal and the aluminum alloy section bar is easy to damage due to long-term wear in the use process, and comprises an aluminum alloy section bar body, and a protective layer is arranged on the outer surface of the aluminum alloy section bar body. According to the aluminum alloy section bar, by arranging the aluminum alloy section bar body, connection and fixation can be conveniently carried out on the track seam, the stability of the track seam is improved, by arranging the protection plates, the pin blocks and the pin holes, the corners of the aluminum alloy section bar body can be protected, and the service life of the aluminum alloy section bar body is prolonged. The wear resistance of the corners of the aluminum alloy profile body is improved, the aluminum alloy profile body is prevented from being damaged due to wear, the service life of the aluminum alloy profile body is prolonged, the surface of the aluminum alloy profile body can be protected by arranging the high-temperature-resistant layer and the wear-resistant layer, and the wear resistance of the surface of the aluminum alloy profile body is further improved.
Owner:江阴协宏金属制品有限公司
Displacement compensation rail transit connecting piece rubber sheath structure
The utility model discloses a displacement compensation rail transit connecting piece rubber sheath structure which comprises a rubber sheath body, a plurality of bolt holes are formed in the rubber sheath body, a buffering cushion is fixedly arranged on the surface of the rubber sheath body, and the rubber sheath body and the buffering cushion each comprise an outer rubber layer and an inner rubber layer from outside to inside. A plurality of drainage grooves are formed in the outer rubber layer of the rubber sheath body and the outer rubber layer of the buffer pad, and a plurality of convex balls are fixedly arranged on the outer rubber layer of the rubber sheath body. The rubber sheath is composed of the outer rubber layer and the inner rubber layer, the inner rubber layer is formed by alternately overlapping the multiple layers of rubber and the fiber fabric, the mechanical strength and rigidity of the rubber sheath can be improved so as to bear the pressure and multi-direction displacement of the track, the outer rubber layer is made of one or more of silicon rubber or fluororubber, and therefore the rubber sheath is not prone to falling off. The cable can resist erosion of external environments such as ultraviolet rays, rainwater or mechanical abrasion, namely, the rubber sheath can be prevented from being quickly abraded, corroded and aged, replacement is reduced, and therefore the use cost is reduced.
Owner:YANGZHOU RUNFA RUBBER & PLASTIC CO LTD
Freight railway structure and construction method and system thereof
ActiveCN115787363BEnsure bottom pressure bearing capacityGuaranteed load resistanceClimate change adaptationBallastwayAbove groundTrackway
This invention relates to the field of railway construction technology, particularly to freight railway structures and their construction methods and systems. The structure includes an embankment structure situated on the ground, with railway track assemblies fixedly installed on top of the embankment structure. The railway track assemblies are rigidly connected to the top of the embankment structure. The embankment structure comprises a top subgrade layer and a bottom subgrade layer, arranged from top to bottom, with the railway track assemblies installed on the top subgrade layer. This freight railway structure utilizes its underground foundation reinforcement layer to provide stable support for the entire above-ground structure. Simultaneously, the embankment structure above ground employs an underground structure for multi-layered reinforcement, effectively ensuring the bottom bearing capacity of the entire top subgrade layer and providing stable bottom foundation support for the installation of the railway track assemblies. This effectively guarantees the load-bearing capacity of the entire structure against static and dynamic loads under freight transport conditions.
Owner:CANGZHOU BOHAI NEW AREA HUANGHUA PORT RAILWAY LOGISTICS CO LTD
Compensating construction for bridging a structural joint in a railway track with a ballast bed
The invention relates to a compensating construction (1) for bridging a structural joint (2) in a railway track (3) with a ballast bed (4) with two edge sleepers (5) which are arranged at the respective edges of the structural joint (2) and are designed in such a way that, owing to their shape, they prevent track ballast from slipping out of the ballast bed (4) into the structural joint (2) and on which at least one central sleeper (6) arranged in the region of the structural joint (2) is movably fastened, wherein the at least one movable central sleeper (6) has a central support (7) and two longitudinal supports (8), wherein the central support (7) is configured to be of such width that a maximum of two rail support points (9) per rail (10) can be arranged thereon, and the central sleeper (6) is mounted on the edge sleepers (5) in a floating manner and has been adjusted in its position at least once relative to the two edge sleepers (5) by at least one adjusting means (11, 12).
Owner:MAURER ENGINEERING GMBH
Combustion device for railway maintenance
The invention relates to a combustion device for railway maintenance, defining an axis (P) and comprising: an air compressor assembly (2) comprising an air inlet (20) and an air outlet (21), and a combustion assembly (3) connected to the air outlet (21) of the air compressor assembly (2), wherein the air compressor assembly (2) and the combustion assembly (3) are arranged axially along the axis (P), and wherein the air compressor assembly (2) compresses air to the combustion assembly (3).
Owner:GOLDSCHMIDT GMBH +1
Rail expansion device and method
A rail expansion device compensates for an expansion of a first rail with respect to a second rail. The rail expansion device joins the first rail to the second rail. The expansion device has a front connecting rail, containing a front end and a rear end, wherein the front end is configured for connecting to the first rail. A rear connecting rail, has a front end and a rear end, wherein the rear end is configured for connecting to the second rail. A splice joint is provided and configured for slidably connecting the rear end to the front end. The splice joint defines a continuous running surface from the front connecting rail to the rear connecting rail, wherein the continuous running surface has a variable longitudinal length configured for varying in function of a width of an expansion gap separating the front connecting rail from the rear connecting rail.
Owner:SIEMENS MOBILITY SAS
Telescopic-spliced floating turnout applicable to long-distance shield tunnel
The utility model relates to a telescopic-spliced floating turnout applicable to a long-distance shield tunnel. The telescopic-spliced floating turnout comprises a fixed steel rail, a driven wheel, a sleeper, a separated steel rail, a motor fixed below the sleeper and an infrared transmitter on the side edge of the separated steel rail, which are sequentially arranged from bottom to top, the separated steel rail comprises an upper steel rail body, a lower steel rail body and a fixing piece, the upper steel rail body and the lower steel rail body are connected through the fixing piece, and a plurality of vertical holes are formed in the side face of the separated steel rail body. The multiple sections of floating turnouts are connected through connecting pins so that splicing type connection of the multiple sections of floating turnouts can be achieved. Compared with the prior art, by arranging the separated steel rails and the infrared emitters, the field fall can be corrected, and an operation vehicle is prevented from overturning; meanwhile, the four steel rails are arranged on the floating turnout, the double-line effect of the vehicle is achieved, independent arrangement work of trolley rails is reduced, and manpower is effectively saved.
Owner:POWERCHINA RAILWAY CONSTR +2
Track glue joint insulation joint forcible entry device
The invention discloses a rail glue joint insulation joint forcible entry device, and relates to the technical field of rail forcible entry devices, the rail glue joint insulation joint forcible entry device comprises a steel rail, two glue joint plates and an equipment main body, two threaded rods are rotatably installed on the equipment main body in a penetrating mode, push plates are installed on the two threaded rods in a threaded mode, and fixing boxes are fixedly installed on the two push plates; and wedge-shaped tool bits are fixedly installed in the two fixing boxes correspondingly, driving assemblies are arranged in the two fixing boxes correspondingly, knocking assemblies are arranged in the two fixing boxes correspondingly, and cutting assemblies are arranged in the two fixing boxes correspondingly. The device has the advantages that in the breaking process of the cementing plate, through cooperation of the knocking block and the cutting assembly, the blade can be driven to rotate to gradually increase the cementing gap between the cementing plate and the steel rail, the smoothness of inserting the wedge-shaped tool bit into the position between the cementing plate and the steel rail is improved, and meanwhile through instantaneous impact force generated by intermittently knocking the wedge-shaped tool bit, the cementing gap between the cementing plate and the steel rail is increased. And adhesive molecule bonding bonds can be directly shattered to crack or rusted adhesion can be loosened through shaking, and the breaking speed of the wedge-shaped tool bit on a corresponding cementing plate is increased.
Owner:ANHUI PFIZER TRACK INTELLIGENT EQUIP CO LTD