阅读说明：本技术 一种铁路胶接绝缘接头的辅助冷拆设备 (Auxiliary cold disassembling equipment for railway glued insulating joint ) 是由 李军波 于 2019-05-05 设计创作，主要内容包括：本发明涉及铁路轨道拆卸辅助设备领域,具体地,涉及一种铁路胶接绝缘接头的辅助冷拆设备,包括移动推车和拆除支架框,拆除支架框设置在移动推车的侧部,拆除支架框上设置有拆除钻头,拆除钻头包括轨头钻头、轨腰钻头和轨底钻头,轨头钻头设置在拆除支架框内圈的顶部,两个轨腰钻头设置在拆除支架框内圈的同一侧部,轨底钻头设置在拆除支架框内圈的底部,拆除支架框上还设置有电锯。把移动推车推到铁轨旁边,使得拆除支架框位于铁轨一侧,将轨头钻头、轨腰钻头和轨底钻头的尖端,以及电锯的链齿对准胶接绝缘接头与铁轨的缝隙中,同时向前钻动,多角度拆除,再配合撬动和捶打,使得胶接绝缘接头发生松动脱离铁轨。本设备操作简单,拆除效率高。(The invention relates to the field of railway track dismounting auxiliary equipment, in particular to auxiliary cold dismounting equipment for a railway glued joint insulating joint, which comprises a moving trolley and a dismounting support frame, wherein the dismounting support frame is arranged on the side part of the moving trolley, a dismounting drill bit is arranged on the dismounting support frame and comprises a railhead drill bit, a railweb drill bit and a railbase drill bit, the railhead drill bit is arranged on the top of an inner ring of the dismounting support frame, the two railweb drill bits are arranged on the same side part of the inner ring of the dismounting support frame, the railbase drill bit is arranged at the bottom of the inner ring of the dismounting support frame, and an electric saw is further arranged on the dismounting support frame. Pushing the movable trolley beside the rail, enabling the dismantling support frame to be located on one side of the rail, aligning the tips of the railhead drill bit, the rail web drill bit and the rail foot drill bit and the chain teeth of the electric saw to the gap between the adhesive insulation joint and the rail, simultaneously drilling forwards, dismantling at multiple angles, and matching with prying and hammering to enable the adhesive insulation joint to be loosened and separated from the rail. The equipment is simple to operate and high in dismantling efficiency.)

1. The utility model provides an equipment is torn open to supplementary cold of railway cementing insulating joint which characterized in that: the device comprises a movable trolley (1) and a detachable support frame (2), wherein the detachable support frame (2) is arranged on the side of the movable trolley (1) and is in sliding connection with the movable trolley (1), the detachable support frame (2) is of a rectangular frame structure, a detachable drill (3) is arranged on the detachable support frame (2), the detachable drill (3) comprises a railhead drill (3 a), a railwaist drill (3 b) and a railbase drill (3 c), the railhead drill (3 a) and the railbase drill (3 c) are respectively provided with one, the railwaist drill (3 b) is provided with two, the railhead drill (3 a), the railwaist drill (3 b) and the railbase drill (3 c) face the same end in the direction, the railhead drill (3 a) is arranged on the top of the detachable support frame (2), the railwaist drills (3 b) are arranged on the same side of the detachable support frame (2), the rail-bottom drill bit (3 c) is arranged at the bottom of the inner ring of the dismantling support frame (2), the dismantling support frame (2) is also provided with an electric saw (4), and the electric saw (4) is fixed in the middle of the dismantling support frame (2);

the trolley is characterized in that a storage box (1 a), trolley handles (1 b) and four wheels (1 c) are arranged on the movable trolley (1), a box door is arranged on one side of the storage box (1 a) and hinged with the storage box (1 a), the trolley handles (1 b) are located at the top of one side of the movable trolley (1), the wheels (1 c) are located at the bottom of the movable trolley (1), and the number of the wheels (1 c) is four;

the pneumatic hammer wrench is characterized in that a pneumatic hammer wrench (5), a hexagon bolt sleeve (6) and a knocking hammer (7) are arranged in the storage box (1 a), the pneumatic hammer wrench (5), the hexagon bolt sleeve (6) and the knocking hammer (7) are movably arranged in the storage box (1 a), and the hexagon bolt sleeve (6) is connected with the pneumatic hammer wrench (5) in an inserting and matching manner;

the side of the rail web drill bit (3 b) positioned at the rail head drill bit (3 a) and the rail bottom drill bit (3 c) and the side of the dismantling support frame (2) positioned at the mobile cart (1) are in the same direction, the end parts of the rail head drill bit (3 a), the rail web drill bit (3 b) and the rail bottom drill bit (3 c) are provided with pointed drill bit structures, one ends of the two rail web drill bits (3 b) opposite to each other are provided with arc-shaped drill blade-shaped structures, and one ends of the rail head drill bit (3 a) and the rail bottom drill bit (3 c) facing the rail web drill bit (3 b) are provided with drill blade-shaped structures;

the tail parts of the railhead drill bit (3 a), the railwaist drill bit (3 b) and the railfoot drill bit (3 c) are provided with rocker arms (3 d), hinged bodies (3 e) are arranged between the rocker arms (3 d) and the dismantling support frame (2), the rocker arms (3 d) are hinged and connected with the dismantling support frame (2) through the hinged bodies (3 e), and the tail parts of the rocker arms (3 d) are provided with handles (3 f);

the rail head drill bit (3 a) and the rail bottom drill bit (3 c) are both provided with a knocking rod (3 g), the knocking rod (3 g) is positioned on one side of the rail head drill bit (3 a) and the rail bottom drill bit (3 c) far away from the drill edge-shaped structure, and the end part of the knocking rod (3 g) is provided with a knocking head with a large contact surface;

the electric saw (4) comprises a gasoline engine (4 a), a handle (4 b) and a chain guide plate (4 d), the chain guide plate (4 d) is fixed on an output shaft of the gasoline engine (4 a), the direction of the chain guide plate (4 d) is consistent with the directions of the structures of the pointed drill bits of the railhead drill bit (3 a), the rail web drill bit (3 b) and the rail bottom drill bit (3 c), the chain guide plate (4 d) is positioned between the two web drills (3 b), the edge of the chain guide plate (4 d) is provided with a sprocket (4 e), the chain teeth (4 e) are uniformly arranged at equal intervals, the chain teeth (4 e) are in belt transmission connection with the chain guide plate (4 d), the handle (4 b) is fixedly connected with the detachable support frame (2), a baffle (4 c) is arranged on the handle (4 b), and the baffle (4 c) is located on one side of the chain guide plate (4 d) in the direction.

2. The auxiliary cold dismantling device for the railway glued insulated joints according to claim 1, wherein: remove shallow (1) and be close to one side of demolising support frame (2) and be provided with sliding tray (1 d), sliding tray (1 d) level sets up, it is provided with sliding block (2 a) to demolish one side that support frame (2) are close to removal shallow (1), sliding block (2 a) set up in sliding tray (1 d) and with sliding tray (1 d) sliding connection, demolish support frame (2) and be connected with removal shallow (1) through sliding block (2 a), sliding tray (1 d) all are provided with two with sliding block (2 a).

3. The auxiliary cold dismantling device for the railway glued insulated joints according to claim 2, wherein: a hinged plate is arranged between the support frame (2) and the sliding block (2 a) in the detaching process, the folding angle of the hinged plate is 90 degrees, a foot rest (2 b) is further arranged below the support frame (2) in the detaching process, and the foot rest (2 b) is of a telescopic rod structure.

4. The auxiliary cold dismantling device for the railway glued insulated joints according to claim 3, wherein: be provided with jack (2 a 1) on sliding block (2 a), the top of one end wherein is provided with bolt (1 e) sliding tray (1 d), bolt (1 e) and jack (2 a 1) grafting cooperation.

Technical Field

The invention relates to the field of railway track dismounting auxiliary equipment, in particular to auxiliary cold dismounting equipment for a railway glued insulating joint.

Background

The adhesive insulated joint is one of the rail parts made by a special process. The insulating joint that has insulating track circuit and jointless quality circuit switch of mainly being applied to jointless quality circuit for joint resistance improves, ensures that the joint resistance satisfies jointless quality circuit operation requirement in the circuit overhaul period, makes the seam smooth and stable, and the inspection is maintained work load and is little. The glue joint mainly comprises a rail insulation joint clamping plate, an insulation joint bolt, an insulation sleeve, an insulation gasket and special reinforced A, B glue. The rail insulation joint clamping plate is also called a fishplate, commonly called a track clamping plate, plays a connecting role at a rail joint and is divided into a light rail, a heavy rail and a hoisting rail, and the fishplate is a connecting fastener used for connecting the rails.

In practical use, the bolted fishplate and the rail joint are not a rigid whole, the impact effect of wheels, the existence of rail gaps and the reduction of the tightening force caused by the abrasion between the rail and the fishplate cause or aggravate the mutual rolling between the fishplate and the rail, so that the surface layer is deformed, and the accumulation of the deformation provides great opportunity for the surface crack of the fishplate. The steel rails are connected through the fishplates and other connecting parts so as to keep the joint range to bear bending moment and transverse force as same as that of the steel rails, the working state and the safety performance of the fishplates directly influence the running state and the safety of a line, and the phenomenon that serious accidents are caused by the failure of the fishplates on site sometimes occurs. In addition, due to continuous use, the insulation of the adhesive insulated joint is reduced, and the use standard cannot be met.

Therefore, the rail adhesive joint insulating joint needs to be inspected and maintained regularly, and the adhesive joint insulating joint with cracks, deformation or insulation failure needs to be removed, however, in the existing removing technology, the defects and the defects still exist, such as heating removal, required equipment is various, multiple persons are required to cooperate, and the operation is inconvenient; or tools such as a long rod wrench, a hammer, a chisel and the like are used for removing a plurality of adhesive surfaces of the adhesive joint incompletely, so that the removing efficiency is low, the time consumption is long, the labor intensity is high, and the removing operation can not be completed in time in the skylight. How to rapidly, conveniently and efficiently remove the glued insulated joint is a big problem in railway work.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides auxiliary cold dismantling equipment for a railway glued insulating joint.

The invention discloses auxiliary cold dismantling equipment for a railway glued insulating joint, which comprises a movable cart and a dismantling support frame, the dismantling support frame is arranged at the side part of the mobile cart and is connected with the mobile cart in a sliding way, the dismantling support frame is of a rectangular frame structure, the dismantling support frame is provided with a dismantling drill bit which comprises a railhead drill bit, a railweb drill bit and a railfoot drill bit, the railhead drill bit and the railbase drill bit are respectively provided with one, the railweb drill bit is provided with two, the railhead drill bit, the railweb drill bit and the railbase drill bit are oriented to the same end, the railhead drill bit is arranged at the top of the inner ring of the dismantling bracket frame, the two railweb drill bits are arranged at the same side part of the inner ring of the dismantling bracket frame, the rail-bottom drill bit is arranged at the bottom of the inner ring of the dismantling support frame, the dismantling support frame is further provided with an electric saw, and the electric saw is fixed in the middle of the dismantling support frame.

Further, be provided with storage tank, shallow handle and wheel on the removal shallow, one side of storage tank is provided with the chamber door, the chamber door is articulated mutually with the storage tank, the shallow handle is located one side top of removing the shallow, the wheel is located the bottom of removing the shallow, the wheel is provided with four.

Further, be provided with wind big gun spanner, hexagonal screw sleeve and strike the hammer in the storage tank, wind big gun spanner, hexagonal screw sleeve and strike hammer all activity and place in the storage tank, the hexagon bolt sleeve is connected with wind big gun spanner grafting cooperation.

Further, the side that the rail web drill bit is located railhead drill bit and rail end drill bit is the same direction with the side of dismantling the support frame and being located the removal shallow, the tip of railhead drill bit, rail web drill bit and rail end drill bit sets up sharp drill bit structure, two one that the rail web drill bit is relative is served and is provided with convex drill bit column structure, one that railhead drill bit and rail end drill bit orientation rail web drill bit is served and is provided with drill bit column structure.

Furthermore, the tails of the railhead drill bit, the rail web drill bit and the rail bottom drill bit are provided with rocker arms, hinged bodies are arranged between the rocker arms and the support frame for dismantling, the rocker arms are hinged and connected with the support frame for dismantling through the hinged bodies, and handles are arranged on the tails of the rocker arms.

Furthermore, knocking rods are arranged on the railhead drill bit and the railfoot drill bit and are positioned on one sides, far away from the drill edge structure, of the railhead drill bit and the railfoot drill bit, and knocking heads with large contact surfaces are arranged at the end portions of the knocking rods.

Further, the electric saw includes gasoline engine, handle and chain guide, the chain guide is fixed on the output shaft of gasoline engine, and the direction orientation of chain guide is unanimous with the point form drill bit structure direction of railhead drill bit, rail web drill bit and railways end drill bit, the chain guide is located between two rail web drill bits, be provided with the sprocket on the edge of chain guide, the even equidistance of sprocket sets up, the sprocket is connected with chain guide belt drive, the handle with demolish a frame fixed connection, be provided with the baffle on the handle, the baffle is located direction one side of chain guide.

Further, one side of the movable trolley, which is close to the dismantling support frame, is provided with a sliding groove, the sliding groove is horizontally arranged, one side of the dismantling support frame, which is close to the movable trolley, is provided with a sliding block, the sliding block is arranged in the sliding groove and is in sliding connection with the sliding groove, the dismantling support frame is connected with the movable trolley through the sliding block, and the sliding groove and the sliding block are both provided with two parts.

Furthermore, a hinged plate is arranged between the support frame and the sliding block, the folding angle of the hinged plate is 90 degrees, a foot rest is further arranged below the support frame, and the foot rest is of a telescopic rod structure.

Further, be provided with the jack on the sliding block, the top of one of them end of sliding tray is provided with the bolt, the bolt is pegged graft with the jack and is cooperated.

Has the advantages that: the mobile cart is convenient for moving and transferring equipment, the storage box on the mobile cart can be used for placing required tools, omission is avoided, and the integrated design facilitates operation; the arranged railhead drill bit, the railwaist drill bit and the railbase drill bit are matched with each other, and the rail head drill bit, the railwaist drill bit and the railbase drill bit are disassembled from multiple angles and multiple surfaces, so that the disassembly is thorough, and after the cooperation of workers is tacitly understood, the efficiency can be obviously improved, and the working time can be saved; supplementary degumming through the electric saw cracks, promotes the operating mass who demolishs more, lets the staff more laborsaving, and easy operation is fit for promoting.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is an enlarged schematic view at B of FIG. 1;

FIG. 4 is a schematic view of a portion of the mobile cart;

FIG. 5 is a schematic view of the electric saw in a disassembled configuration;

FIG. 6 is a schematic diagram of the principle of the invention;

FIG. 7 is an enlarged schematic view at C of FIG. 6;

FIG. 8 is a first schematic diagram illustrating the operation of the present invention;

FIG. 9 is a second schematic diagram illustrating the operation of the present invention;

FIG. 10 is a schematic structural view of a railway glued-insulated joint;

description of reference numerals: the movable trolley comprises a movable trolley 1, a storage box 1a, a trolley handle 1b, wheels 1c, a sliding groove 1d, a bolt 1e, a dismantling support frame 2, a sliding block 2a, a jack 2a1, a foot rest 2b, a dismantling drill bit 3, a railhead drill bit 3a, a rail web drill bit 3b, a rail bottom drill bit 3c, a rocker arm 3d, a hinged body 3e, a handle 3f, a knocking rod 3g, an electric saw 4, a gasoline engine 4a, a handle 4b, a baffle 4c, a chain guide plate 4d, a sprocket 4e, a wind cannon wrench 5, a hexagon bolt sleeve 6, a knocking hammer 7, a rail head 8, a rail web 9, a rail bottom 10 and an example glue joint insulating joint 11.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 to 10, the auxiliary cold dismantling device for the railway glued insulation joint comprises a moving cart 1 and a dismantling support frame 2, wherein the dismantling support frame 2 is arranged on the side portion of the moving cart 1 and is in sliding connection with the moving cart 1, the dismantling support frame 2 is of a rectangular frame structure, a dismantling drill bit 3 is arranged on the dismantling support frame 2, the dismantling drill bit 3 comprises a railhead drill bit 3a, a railwaist drill bit 3b and a railbase drill bit 3c, the railhead drill bit 3a and the railbase drill bit 3c are respectively provided with one, the railwaist drill bits 3b are provided with two, the railhead drill bit 3a, the railwaist drill bit 3b and the railbase drill bit 3c face the same end in the direction, the railhead drill bit 3a is arranged on the top portion where the inner ring of the support frame 2 is dismantled, the two railwaist drill bits 3b are arranged on the same side portion where the inner ring of the support frame 2 is dismantled, and the railbase drill bit 3c is arranged on the, the electric saw 4 is further arranged on the dismantling support frame 2, and the electric saw 4 is fixed in the middle of the dismantling support frame 2. The device is used for removing a glued joint insulating joint on a railway track, firstly removing a line in a working area by an electrician, then pushing a movable trolley 1 beside the railway so as to enable a removing support frame 2 to be positioned at one side of the railway, aligning the tips of a railhead drill bit 3a, a rail waist drill bit 3b and a rail bottom drill bit 3c and a sprocket 4e of an electric saw 4 in a gap between an example glued joint insulating joint 11 and the railway after unscrewing and removing a joint bolt, during specific operation, a worker needs to alternately hold handles 3f on rocker arms 3d of the railhead drill bit 3a, the rail waist drill bit 3b and the rail bottom drill bit 3c, the rocker arms 3d are movably connected with the removing support frame 2 through hinges 3e, the rocker arms 3d can be shaken to continuously rub and push the railhead drill bit 3a, the rail waist drill bit 3b and the rail bottom drill bit 3c into the gap of the joint, and the worker simultaneously holds a trolley 1b of the movable trolley 1 and a handle 4b of the electric saw 4, mutually support, drill forward simultaneously, what multi-angle demolish, cooperate again to prize and beat, the resistance is eliminated for it is not hard up to splice insulating joint, breaks away from the rail fast, and after the splice insulating joint of rail one side was demolishd, will remove shallow 1 and move to the opposite side of rail, will splice insulating joint opposite and carry out same demolishs, and the instrument is picked up at last, the clearance scene, fills in work form etc..

Remove and be provided with storage tank 1a, shallow handlebar 1b and wheel 1c on the shallow 1, one side of storage tank 1a is provided with the chamber door, the chamber door is articulated mutually with storage tank 1a, shallow handlebar 1b is located one side top of removing shallow 1, wheel 1c is located the bottom of removing shallow 1, wheel 1c is provided with four. Tools for dismounting, such as an angle grinder, a crowbar and the like, are placed in the storage box 1a, and the cart handle bar 1b is used for pushing the movable cart 1.

Be provided with wind big gun spanner 5, hexagon bolt sleeve 6 and strike hammer 7 in storage tank 1a, wind big gun spanner 5, hexagon bolt sleeve 6 and strike hammer 7 all move about and place in storage tank 1a, hexagon bolt sleeve 6 is connected with wind big gun spanner 5 grafting cooperation. Insert hexagon bolt sleeve 6 on the output of wind big gun spanner 5, cup joint the other end of hexagon bolt sleeve 6 on the joint bolt again, start wind big gun spanner 5 and demolish the bolt, take off bolt and insulating sleeve afterwards, strike the head on the hammering pole 3g that strikes of hammer 7 hammering, assist and demolish, after use and work finish, well check the instrument and put back in storage tank 1a in order.

The side that the railhead drill bit 3b is located railhead drill bit 3a and rail end drill bit 3c and the side of dismantling support frame 2 and being located mobile cart 1 are same direction, the tip of railhead drill bit 3a, railhead drill bit 3b and rail end drill bit 3c sets up sharp drill bit structure, two the relative one of railhead drill bit 3b is served and is provided with convex drill bit column structure, one of railhead drill bit 3a and rail end drill bit 3c orientation railhead drill bit 3b is served and is provided with drill bit column structure. According to the embodiment, the dismantling support frame 2 is located on the left side of the moving cart 1, the rail web drill bit 3b is also located on the left side of the railhead drill bit 3a and the rail foot drill bit 3c, the end portions of the railhead drill bit 3a, the rail web drill bit 3b and the rail foot drill bit 3c are provided with pointed drill bit structures, the pointed drill bit structures can be conveniently inserted into gaps between the glued joint insulating joints and rails, and due to the fact that the rail head 8 and the rail web 9, the rail web 9 and the rail foot 10 are connected through the connecting portions, a certain chamfering radian exists, and the arc-shaped drill blade structures on the rail web drill bit 3b can be matched with the bent drill blade structures to pry conveniently.

The tail parts of the railhead drill bit 3a, the rail web drill bit 3b and the rail bottom drill bit 3c are provided with rocker arms 3d, hinged bodies 3e are arranged between the rocker arms 3d and the dismantling support frame 2, the rocker arms 3d are hinged and connected with the dismantling support frame 2 through the hinged bodies 3e, and handles 3f are arranged on the tail parts of the rocker arms 3 d. After the tips of the railhead drill bit 3a, the railwaist drill bit 3b and the railfoot drill bit 3c are plugged into the crack between the glued joint and the rail, a worker holds the handle 3f by hands, further shakes the rocker arm 3d to eliminate resistance, so that the gap is enlarged, and the gap is drilled out continuously until the glued joint falls off.

The track head drill bit 3a and the track bottom drill bit 3c are both provided with a knocking rod 3g, the knocking rod 3g is positioned on one side of the track head drill bit 3a and the track bottom drill bit 3c, which is far away from the drill edge structure, and the end part of the knocking rod 3g is provided with a knocking head with a large contact surface. When the railhead drill bit 3a and the railfoot drill bit 3c are inserted into resistance, the knocking hammer 7 is used for knocking the knocking head on the knocking rod 3g, so that the railhead drill bit 3a and the railfoot drill bit 3c are helped to be plugged into a gap between the glued joint insulating joint and a rail.

Electric saw 4 includes gasoline engine 4a, handle 4b and chain guide 4d, chain guide 4d is fixed on gasoline engine 4 a's output shaft, and chain guide 4 d's direction orientation is unanimous with the point form drill bit structure direction of railhead drill bit 3a, rail web drill bit 3b and rail end drill bit 3c, chain guide 4d is located between two rail web drill bits 3b, be provided with sprocket 4e on chain guide 4 d's the edge, the even equidistance of sprocket 4e sets up, sprocket 4e is connected with chain guide 4d belt drive, handle 4b with demolish support frame 2 fixed connection, be provided with baffle 4c on the handle 4b, baffle 4c is located chain guide 4 d's direction one side. 4 electric saws with demolish 2 detachable connections of support frame, 4a of gasoline engine drives 4d of chain guide and rotates at a high speed, and then drive the high-speed rotation of sprocket 4e, the viscose contact in sprocket 4e and the crack, and abolish it, make splice insulating joint and rail appear the gap, help two rail web drill bits 3 b's the advance, and then make the example splice insulating joint 11 and take place to become flexible, handle 4b supplies the staff to hold, baffle 4c plays the guard action, avoid the splash to bounce to the people.

Remove shallow 1 and be close to one side of demolising support frame 2 and be provided with sliding tray 1d, sliding tray 1d level sets up, it is provided with sliding block 2a to demolish one side that support frame 2 is close to remove shallow 1, sliding block 2a sets up in sliding tray 1d and with sliding tray 1d sliding connection, it is connected with removal shallow 1 through sliding block 2a to demolish support frame 2, sliding tray 1d all is provided with two with sliding block 2 a. When the trolley is not used, the support frame 2 is dismantled and the trolley 1 is folded, so that the occupied area is reduced. When the movable trolley is used, the sliding block 2a is pulled to slide in the sliding groove 1d, and then the movable trolley 1 is driven to be vertically opened together with the dismantling support frame 2.

A hinged plate is arranged between the detaching support frame 2 and the sliding block 2a, the folding angle of the hinged plate is 90 degrees, a foot rest 2b is further arranged below the detaching support frame 2, and the foot rest 2b is of a telescopic rod structure. Through the hinged plate, the support frame 2 can be folded on the sliding block 2a after being detached and is vertical to the mobile cart 1, and the foot rest 2b plays a supporting role.

The sliding block 2a is provided with an insertion hole 2a1, a bolt 1e is arranged above one end of the sliding groove 1d, and the bolt 1e is in insertion fit with the insertion hole 2a 1. When in use, after the dismounting bracket frame 2 is opened, the sliding block 2a moves to the end of the sliding groove 1d, and the bolt 1e is inserted into the insertion hole 2a1 on the sliding block 2a to be fixed, so that the dismounting bracket frame 2 is fixed.

The working principle is as follows: the device is used for removing a glued joint insulating joint on a railway track, firstly removing a line in a working area by an electrician, then pushing a movable trolley 1 beside the railway so as to enable a removing support frame 2 to be positioned at one side of the railway, aligning the tips of a railhead drill bit 3a, a rail waist drill bit 3b and a rail bottom drill bit 3c and a sprocket 4e of an electric saw 4 in a gap between an example glued joint insulating joint 11 and the railway after unscrewing and removing a joint bolt, during specific operation, a worker needs to alternately hold handles 3f on rocker arms 3d of the railhead drill bit 3a, the rail waist drill bit 3b and the rail bottom drill bit 3c, the rocker arms 3d are movably connected with the removing support frame 2 through hinges 3e, the rocker arms 3d can be shaken to continuously rub and push the railhead drill bit 3a, the rail waist drill bit 3b and the rail bottom drill bit 3c into the gap of the joint, and the worker simultaneously holds a trolley 1b of the movable trolley 1 and a handle 4b of the electric saw 4, mutually support, drill forward simultaneously, what multi-angle demolish, cooperate again to prize and beat, the resistance is eliminated for it is not hard up to splice insulating joint, breaks away from the rail fast, and after the splice insulating joint of rail one side was demolishd, will remove shallow 1 and move to the opposite side of rail, will splice insulating joint opposite and carry out same demolishs, and the instrument is picked up at last, the clearance scene, fills in work form etc..

Tip drill bit structures are arranged at the end parts of the rail head drill bit 3a, the rail web drill bit 3b and the rail foot drill bit 3c, so that the tip drill bit structures can be conveniently inserted into gaps between the adhesive joint insulating joint and the rail, and the arc drill edge-shaped structures on the rail web drill bit 3b can be matched with the rail web drill bit due to the fact that the rail head 8, the rail web 9, the rail web drill bit 9 and the rail foot drill bit 10 have certain chamfering radian.

After the tips of the railhead drill bit 3a, the railwaist drill bit 3b and the railfoot drill bit 3c are plugged into the crack between the glued joint and the rail, a worker holds the handle 3f by hands, further shakes the rocker arm 3d to eliminate resistance, so that the gap is enlarged, and the gap is drilled out continuously until the glued joint falls off.

When the railhead drill bit 3a and the railfoot drill bit 3c are inserted into resistance, the knocking hammer 7 is used for knocking the knocking head on the knocking rod 3g, so that the railhead drill bit 3a and the railfoot drill bit 3c are helped to be plugged into a gap between the glued joint insulating joint and a rail.

4 electric saws with demolish 2 detachable connections of support frame, 4a of gasoline engine drives 4d of chain guide and rotates at a high speed, and then drive the high-speed rotation of sprocket 4e, the viscose contact in sprocket 4e and the crack, and abolish it, make splice insulating joint and rail appear the gap, help two rail web drill bits 3 b's the advance, and then make the example splice insulating joint 11 and take place to become flexible, handle 4b supplies the staff to hold, baffle 4c plays the guard action, avoid the splash to bounce to the people.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.