CN117071344A - Track maintenance device - Google Patents
Track maintenance device Download PDFInfo
- Publication number
- CN117071344A CN117071344A CN202311321732.6A CN202311321732A CN117071344A CN 117071344 A CN117071344 A CN 117071344A CN 202311321732 A CN202311321732 A CN 202311321732A CN 117071344 A CN117071344 A CN 117071344A
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- CN
- China
- Prior art keywords
- plate
- rail
- plates
- steel rail
- polishing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012423 maintenance Methods 0.000 title claims abstract description 25
- 238000005498 polishing Methods 0.000 claims abstract description 52
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 229910000831 Steel Inorganic materials 0.000 claims description 62
- 239000010959 steel Substances 0.000 claims description 62
- 239000004576 sand Substances 0.000 claims description 28
- 238000004140 cleaning Methods 0.000 abstract description 2
- 230000013011 mating Effects 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 241000221535 Pucciniales Species 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B31/00—Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor
- E01B31/02—Working rail or other metal track components on the spot
- E01B31/12—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails
- E01B31/17—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails by grinding
Abstract
The invention relates to the technical field of rail cleaning and maintenance, in particular to rail maintenance equipment, a base can move on two rails of a railway rail, a supporting frame can slide back and forth along the length direction of the rails, a shell is arranged on the supporting frame, a first plate capable of moving up and down is arranged below the shell, polishing pieces are respectively arranged at two ends of the shell along the width direction of the railway rail, the two polishing pieces are oppositely arranged and are respectively positioned at two sides of the rails along the width direction of the rails, two upper sealing plates are arranged at one side of a base plate facing the rails, a lower sealing plate is arranged between the two upper sealing plates along the length direction of the rails, a second plate is arranged between the two upper sealing plates in a sliding manner, and a polishing cavity can be defined by the first plate, the two second plates, the two lower sealing plates and the four upper sealing plates on the surfaces of the rails.
Description
Technical Field
The invention relates to the technical field of steel rail cleaning and maintenance, in particular to rail maintenance equipment.
Background
Rail grinding is one of the contents of rail maintenance, is an effective means for preventing and treating rail diseases, and can improve the contact relation of wheels and rails, prevent and delay the generation of rail diseases such as contact fatigue, abrasion, waveform abrasion and the like, repair or reduce rail surface diseases, reduce the risk of rail breakage and prolong the service life and maintenance period of rail equipment.
The Chinese patent with the publication number of CN111764206B discloses a railway track maintenance device, when the maintenance device is used, the middle part of a flat plate is placed on the upper side of a rail, a friction plate is contacted with the upper side of the rail, two sliding blocks can slide left and right on two sliding holes respectively, further, two vertical sliding columns are driven to move left and right, further, two friction blocks are contacted with concave parts on the left side and the right side of the rail respectively, and then the flat plate is driven to slide on the rail, so that the friction plate rubs the upper part of the rail, the two friction blocks rubs the two sides of the rail, and further, the upper side and the two sides of the rail are subjected to friction maintenance.
However, the friction plate and the friction block cannot be well in full contact with the surface of the rail, so that friction dead angles can occur when the friction plate and the friction block rub the surface of the rail, and the maintenance effect on the rail is reduced.
Disclosure of Invention
The invention provides track maintenance equipment, which aims to solve the problem that steel rails are difficult to sufficiently polish in the related art.
The utility model provides a track maintenance equipment, includes base and casing, the base can remove on two rail of railway track install the support frame on the base, the support frame can be followed rail's length direction and slided reciprocally, the casing is installed on the support frame, have the stock cavity that is arranged in storing the grinding sand in the casing the below of casing is provided with the first board that can reciprocate the casing is installed respectively along rail width direction's both ends and is polished the piece, two the piece sets up relatively and is located rail along its width direction's both sides respectively, the piece of polishing includes the base plate, the base plate has two upper seal plates towards one side of rail, two upper seal plates are provided with down the closing plate along rail's length direction between the upper seal plates, two upper seal plates are followed rail's width direction and are slided and install the second board, the first board is arranged between two second boards in two pieces of polishing, two second boards in two pieces, two lower seal plates in two pieces and two pieces of polishing piece and four sealing plates can make the stock cavity can be moved mutually to the stock cavity when polishing the two of two pieces of polishing piece and four sealing plates are polished the surface of a side of rail.
Preferably, the lower extreme of casing is fixed be provided with the unloading spare that is linked together with the storage chamber install in the storage chamber and be used for driving the first electric putter of first board reciprocates the unloading hole has been seted up on the first board install the unloading subassembly in the unloading hole, the unloading subassembly includes four cooperation pieces that link to each other with first board slip respectively, the cooperation piece links to each other with first board through the second elastic component, when first board upwards moves, four cooperation pieces of downward extrusion can be kept away from each other to the unloading spare and make four cooperation pieces keep away from each other, and then open the unloading hole.
Preferably, the first plate is provided with sliding plates in sliding mode along two ends of the width direction of the railway track, the sliding plates can slide along the width direction of the railway track, the sliding plates are connected with the first plate through third elastic pieces, two ends, away from each other, of the sliding plates are respectively abutted against two second plates in two polishing pieces, and the polishing cavity is defined by the first plate, the two sliding plates on the first plate, the two second plates in the two polishing pieces, the two lower sealing plates in the two polishing pieces and four upper sealing plates in the two polishing pieces on the surface of the steel rail.
Preferably, a second electric push rod is installed on one side, far away from the steel rail, of the base plate, a matching cylinder is fixedly installed on one side, facing towards the telescopic end of the second electric push rod, of the second plate, the matching cylinder is connected with the telescopic end of the second electric push rod in a sliding mode, a fourth elastic piece is installed in the matching cylinder, and two ends of the fourth elastic piece are fixedly connected with the second plate and the telescopic end of the second electric push rod respectively.
Preferably, a plurality of guide plates are arranged at intervals from top to bottom on one side of the second plate, which faces the steel rail, the guide plates are positioned below the first plate, the guide plates are obliquely arranged, and one end, close to the second plate, of each guide plate is higher than one end, away from the second plate, of each guide plate.
Preferably, two of the polishing pieces are attached to one end of each other, which is close to each other, of each of the two upper sealing plates, one side, facing the steel rail, of each upper sealing plate is provided with an arc surface matched with the outer surface of the steel rail, each lower sealing plate comprises a horizontal portion and an inclined portion, each inclined portion is close to the steel rail, each horizontal portion is located on one side, far away from the steel rail, of each inclined portion, one end, close to the steel rail, of each inclined portion is flush with the arc surface of each upper sealing plate, one end, close to the steel rail, of each inclined portion is higher than the horizontal portion, and one side, close to the steel rail, of each inclined portion is attached to the outer surface of the steel rail.
Preferably, one side that two upper seal plates on the polishing piece kept away from each other is provided with first brush respectively the lower terminal surface of casing is provided with the second brush along rail length direction's both ends respectively, the second brush is the V type setting, the V type pointed end of second brush's orientation is unanimous with the advancing direction of base the lower extreme fixed mounting of base plate has the collection box the auxiliary wheel is installed to one side of collection box orientation rail.
Preferably, the casing and the support frame slide and link to each other and can follow the length direction of rail the casing has the telescopic link along the both ends of rail length direction respectively fixed mounting, the one end that the casing was kept away from to the telescopic link ends with the support frame mutually, install first elastic component in the telescopic link install pressure sensor in the telescopic link, install the second motor in the base the output coaxial mounting of second motor has the driving disc the lower extreme edge of driving disc rotates and installs the drive plate, the one end that the driving plate kept away from the driving disc rotates with the support frame and links to each other.
Preferably, a plurality of guide members are mounted on the support frame, sliding grooves matched with the guide members are formed in the upper end of the shell along the length direction of the steel rail, T-shaped guide blocks are arranged at the lower ends of the guide members, and the sliding grooves are T-shaped and matched with the T-shaped guide blocks.
Preferably, a connecting frame is arranged on one side of the base along the length extension direction of the steel rail, and the two supporting frames are respectively connected with the two ends of the connecting frame along the width direction of the railway track in a sliding manner.
By adopting the technical scheme, the invention has the beneficial effects that:
1. after the grinding sand is filled in the grinding cavity, the grinding sand in the grinding cavity can be extruded to be more compact through the first plate and the two second plates, so that the grinding sand can better contact with the surface of the steel rail, and then the grinding sand can sufficiently grind the surface of the steel rail along with the movement of the driving base frame along the railway track.
2. When a certain section of steel rail rusts seriously or has burrs, the steel rail can increase the polishing resistance to the polishing piece, so that the first elastic piece in the telescopic rods at the two ends of the shell can intermittently receive extrusion force, the second motor can rotate at an accelerated speed, the polishing frequency of the polishing sand to the steel rail is improved, and the steel rail can be cleaned and maintained better.
3. Along with the grinding sand to the polishing of rail, the grinding sand of intracavity of polishing can be consumed gradually, and under the effect of fourth elastic component this moment, two second boards can be close to each other along horizontal portion to make the grinding sand of intracavity of polishing can remain contact with the surface of rail all the time, so as to carry out abundant polishing to the rail.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a schematic view illustrating the cooperation of the support stand and the polishing assembly according to the present invention.
Fig. 4 is an exploded view of the guide and sanding assembly of the present invention.
Fig. 5 is a schematic diagram showing the cooperation of the housing and the first plate according to the present invention.
Fig. 6 is a schematic view of a portion of the construction of a sanding assembly in accordance with the present invention.
Fig. 7 is a schematic diagram illustrating the cooperation between the first electric putter and the first plate according to the present invention.
Fig. 8 is a cross-sectional view of a first perspective of a sanding assembly of the present invention.
Fig. 9 is a cross-sectional view of a second perspective of the sharpening assembly of the present invention.
Fig. 10 is an enlarged schematic view at a in fig. 9.
FIG. 11 is an exploded view of the blanking member and the blanking assembly of the present invention.
Reference numerals: 10. a base; 11. a roller; 12. a connecting frame; 13. a support frame; 131. a guide member; 14. a drive plate; 141. a driving plate; 21. a housing; 211. a telescopic rod; 212. a feed pipe; 213. a first electric push rod; 214. a first plate; 215. a blanking member; 216. a mating member; 217. a slide plate; 221. a substrate; 222. an upper sealing plate; 223. a horizontal portion; 224. an inclined portion; 225. a second plate; 2251. a mating cylinder; 2252. a guide plate; 226. a second electric push rod; 227. a first brush; 228. a second brush; 229. a collection box; 2291. an auxiliary wheel.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
As shown in fig. 1 to 3, a track maintenance apparatus includes a base 10, rollers 11 respectively contacting two rails of a railway track are installed at the lower end of the base 10, a first motor for driving the rollers 11 to rotate is installed in the base 10, in order to facilitate smooth movement of the base 10 on the rails, the rollers 11 are H-shaped rail wheels, a connection frame 12 is installed at one side of the base 10 along the length extension direction of the rails, and polishing assemblies for polishing the two rails are installed at both ends of the connection frame 12 respectively.
The support frame 13 is slidably mounted at two ends of the connecting frame 12 along the width direction of the railway track, the support frame 13 is also slidably connected with the base 10, the support frame 13 can reciprocally slide along the length direction of the steel rail, the second motor is mounted in the base 10, the driving plate 14 is coaxially mounted at the output end of the second motor, the driving plate 141 is rotatably mounted at the edge of the lower end of the driving plate 14, one end of the driving plate 141 away from the driving plate 14 is rotatably connected with the support frame 13, and it is noted that a connecting shaft is fixedly mounted at the lower end of the driving plate 14 and is not coaxial with the driving plate 14, and the connecting shaft is close to the bottom edge of the driving plate 14, and the driving plate 141 is rotatably connected with the connecting shaft, so that the support frame 13 can reciprocally slide along the length direction of the steel rail by controlling the rotation of the second motor.
As shown in fig. 1-9, taking one of the supporting frames 13 as an example, the polishing assembly includes a housing 21 slidably mounted on the supporting frame 13, the housing 21 can slide along the length direction of the steel rail, specifically, a plurality of guiding members 131 are mounted on the supporting frame 13, and a chute matched with the guiding members 131 is provided at the upper end of the housing 21 along the length direction of the steel rail, in this embodiment, the lower end of the guiding member 131 has a T-shaped guiding block, and the chute is T-shaped and matched with the T-shaped guiding block.
The telescopic rod 211 is fixedly installed at two ends of the shell 21 along the length direction of the steel rail respectively, one end of the telescopic rod 211, far away from the shell 21, is abutted against the supporting frame 13, a first elastic piece is installed in the telescopic rod 211, the first elastic piece is specifically a first spring, a pressure sensor is installed in the telescopic rod 211, the pressure sensor can detect extrusion force born by the first elastic piece, the control module is installed in the base 10, the control module can receive signals fed back by the pressure sensor and control the second motor to perform corresponding actions, in the practical application process, the second motor is controlled to rotate, along with the movement of the base 10 along the railway track, when a certain section of the steel rail is rusted seriously or has burrs, the steel rail can increase the polishing resistance to the polishing assembly, so that the extrusion force can be intermittently received by the first elastic piece located in the telescopic rod 211 at two ends of the shell 21, the pressure sensor can feed back the signals to the control module, and then the control module can control the second motor to rotate in an accelerated manner, so that the polishing frequency of the polishing assembly on the steel rail is improved, and the steel rail is cleaned better and maintained.
As shown in fig. 1-11, a storage cavity for storing abrasive sand is formed in the shell 21, a feeding pipe 212 communicated with the storage cavity is arranged at the upper end of the shell 21, an installation box is arranged in the storage cavity, a first electric push rod 213 is installed in the installation box, the installation box is beneficial to preventing the abrasive sand in the storage cavity from affecting the normal operation of the first electric push rod 213, the telescopic end of the first electric push rod 213 faces downwards vertically, a first plate 214 is installed at the telescopic end of the first electric push rod 213, the first plate 214 is located below the shell 21 and above a steel rail, the first plate 214 is horizontally arranged, two blanking pieces 215 communicated with the storage cavity are fixedly arranged at the lower end of the shell 21, the two blanking pieces 215 are distributed at intervals along the length direction of the steel rail, and the lower end of the blanking pieces 215 is conical.
Two blanking holes are formed in the first plate 214, the two blanking holes and the two blanking pieces 215 are in one-to-one correspondence, blanking components are respectively arranged in the two blanking holes, each blanking component comprises four matching pieces 216 which are respectively connected with the first plate 214 in a sliding mode, the four matching pieces 216 are respectively connected with the first plate 214 through second elastic pieces, the second elastic pieces are specifically second springs, one side of each matching piece 216, which faces the blanking piece 215, is provided with matching surfaces, the four matching pieces 216 can be close to or far away from each other simultaneously, when the telescopic end of the first electric push rod 213 moves downwards, the first plate 214 can move downwards and away from the shell 21, at the moment, the four matching pieces 216 can be close to each other simultaneously under the action of the second elastic pieces to seal the blanking holes, at the moment, the four matching surfaces of the four matching pieces 216 form a conical groove which is matched with the lower end of the blanking piece 215, the four matching surfaces are matched with the outer periphery of the lower end of the blanking piece 215, and the four matching surfaces can not fall to the first plate 214 through the blanking piece 215 in the peripheral wall of the sand storage cavity; when the telescopic end of the first electric push rod 213 moves upwards, the first plate 214 can move upwards and approach the housing 21, in this process, the blanking member 215 presses the four mating surfaces of the four mating members 216 downwards, so that the four mating members 216 are far away from each other, the blanking hole is opened, and the abrasive sand in the storage cavity can fall under the first plate 214 through the blanking member 215.
The sliding plates 217 are slidably mounted at both ends of the first plate 214 in the width direction of the railway track, respectively, and the sliding plates 217 are slidably movable in the width direction of the railway track, and the sliding plates 217 are connected to the first plate 214 by third elastic members, specifically third springs.
As shown in fig. 1 to 11, polishing members are detachably mounted at two ends of the casing 21 along the width direction of the railway track, the two polishing members are oppositely arranged and are respectively located at two sides of the steel rail along the width direction of the steel rail, the steel rail can be clamped in the middle by the two oppositely arranged polishing members, the polishing members can be fixed with the casing 21 through bolts, each polishing member comprises a substrate 221, the substrate 221 is of an inverted L-shaped structure, the substrate 221 is detachably connected with the casing 21, one side of the substrate 221 facing the steel rail is provided with two upper sealing plates 222, one ends of the two upper sealing plates 222 corresponding to each other in the two polishing members are mutually abutted, one side of the upper sealing plates 222 facing the steel rail is provided with an arc-shaped surface matched with the outer surface of the steel rail, the arc-shaped surface can be abutted with the outer surface of the steel rail, the upper end surface of the upper sealing plate 222 is horizontally arranged and abutted with the lower end surface of the casing 21, a lower sealing plate is arranged between the two upper sealing plates 222 along the length direction of the steel rail, two ends of the lower sealing plates along the length direction are fixedly connected with the two upper sealing plates 222, each lower sealing plate comprises a horizontal portion 223 and an inclined portion 224, one side of the inclined portion 224 is located at one side of the inclined portion 224, which is close to the inclined portion 224 is close to the outer surface of the upper sealing plate 224, and one side of the inclined portion 224 is close to the outer surface of the inclined portion 224 is close to the arc-shaped.
The second plate 225 is slidably mounted between the two upper sealing plates 222 along the width direction of the railway track, the second plate 225 is slidably connected with the base plate 221, the first plate 214 is located between the two second plates 225, under the action of the third elastic piece, one ends of the two sliding plates 217 on the first plate 214, which are far away from each other, are respectively abutted against the two second plates 225, two ends of the second plate 225 along the length direction of the steel rail are respectively abutted against the two upper sealing plates 222, the upper end surface of the second plate 225 is abutted against the lower end surface of the shell 21, the lower end surface of the second plate 225 can be abutted against the upper end surface of the horizontal portion 223 in the sliding process, when the polishing assembly is assembled in place, the first plate 214, the two sliding plates 217, the two second plates 225, the two lower sealing plates and the four upper sealing plates 222 can enclose a polishing cavity on the surface of the steel rail, and sand falling through the blanking holes can enter the polishing cavity, so that the upper sealing plates 222 can be arranged to be transparent for conveniently observing the amount of the sand in the polishing cavity.
It should be noted that the second electric push rod 226 is installed on the side of the base plate 221 away from the rail, specifically, the protective shell is installed on the side of the base plate 221 away from the rail, the second electric push rod 226 is installed in the protective shell, the matching cylinder 2251 is fixedly installed on the side of the second plate 225 facing the telescopic end of the second electric push rod 226, the matching cylinder 2251 is slidingly connected with the telescopic end of the second electric push rod 226, the fourth elastic element, specifically, the fourth spring, is installed in the matching cylinder 2251, two ends of the fourth elastic element are fixedly connected with the second plate 225 and the telescopic end of the second electric push rod 226 respectively, and it should be noted that a plurality of guide plates 2252 are arranged on the side of the second plate 225 facing the rail from top to bottom at intervals, the guide plates 2252 are located below the first plate 214, the guide plates 2252 are obliquely arranged, and one ends of the guide plates 2252 close to the second plate 225 are higher than one ends of the guide plates 2 far from the second plate 225.
In addition, one side that two upper seal plates 222 on polishing piece kept away from each other is provided with first brush 227 respectively, the rail is polished the back, first brush 227 can clean the impurity on the side of rail along its width direction, be provided with the second brush 228 respectively along rail length direction's both ends at the lower terminal surface of casing 21, the second brush 228 is the V type setting, and the V type pointed orientation of second brush 228 is unanimous with the advancing direction of base 10, the second brush 228 is located the outside in chamber of polishing, the rail is polished the back, the second brush 228 can clean the impurity of rail upside convenient, the collection box 229 has at the lower extreme fixed mounting of base plate 221, collection box 229 can collect the impurity that first brush 227 and second brush 228 cleared up, in order to polish the subassembly and can be on the rail steady removal, auxiliary wheel 91 is installed respectively to two collection box 229 relative one side in same polishing subassembly, auxiliary wheel 2291 and the side rolling contact of rail.
The specific working principle is as follows: referring to fig. 1 to 11, the base 10 is integrally placed on a rail to be maintained, then two grinding members are assembled in place, and the two rails are respectively caught between the two grinding members, then grinding sand is added into the storage chamber, next, taking one of the grinding members as an example, two second electric push rods 226 in the grinding members are activated so that the two second plates 225 are brought close to each other, and the lower end surfaces of the two second plates 225 are respectively brought into abutment with the upper end surfaces of the horizontal portions 223 of the two lower sealing plates, then the first electric push rods 213 are activated so that the first plates 214 are moved upward, so that the two blanking holes are simultaneously opened to accelerate the speed of the grinding sand entering the grinding chamber, when the grinding sand in the grinding chamber reaches a set amount, the first plates 214 are controlled to move downward, then the two second electric push rods 226 are activated so that the two second plates 225 continue to be brought close to each other, further, with the aid of the guide plate 2252, the grinding sand in the grinding cavity can be distributed more uniformly, so that the grinding sand can be fully contacted with the outer surface of the steel rail, the pressure applied to the fourth elastic piece is increased, then the first motor is started to enable the base 10 to move forward along the steel rail as a whole, and the second motor is started to enable the support frame 13 to slide reciprocally along the length direction of the steel rail, in the process, the grinding sand can grind the surface of the steel rail, with the aid of the pressure sensor, the steel rail can be ground better, the grinding sand in the grinding cavity is gradually consumed along with the grinding of the grinding assembly, at the moment, the two second plates 225 can be continuously closed along the horizontal part 223 under the action of the fourth elastic piece, so that the grinding sand in the grinding cavity can always keep contact with the surface of the steel rail, so as to carry out sufficient polishing treatment on the steel rail.
After polishing, the two second plates 225 are controlled to be away from each other, and the lower end surfaces of the two second plates 225 are separated from the upper end surfaces of the horizontal portions 223 of the two lower sealing plates, respectively, so that the abrasive sand in the polishing cavity can fall into the collection box 229 with the aid of the inclined portions 224.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (10)
1. A track maintenance device, comprising:
the base (10) can move on two steel rails of a railway track, a supporting frame (13) is arranged on the base (10), and the supporting frame (13) can slide back and forth along the length direction of the steel rails;
the casing (21), casing (21) are installed on support frame (13), have the storage chamber that is used for storing the grinding sand in casing (21) the below of casing (21) is provided with first board (214) that can reciprocate the both ends of casing (21) along railway track width direction install respectively and polish the piece, two the piece of polishing sets up relatively and is located the rail respectively along its width direction's both sides, the piece of polishing includes base plate (221), base plate (221) have two upper seal plates (222) towards one side of rail, two be provided with down the closing plate along the length direction of rail between upper seal plates (222), two upper seal plates (222) are followed railway track's width direction slidable mounting between have second board (225), first board (214) are located between two second boards (225) in two pieces of polishing, two lower seal plates and two of two pieces of polishing, and four upper seal plates (222) can make the sand chamber can be followed to the grinding sand when the side of a side of rail and the chamber is polished, can make the chamber (214) and can be polished down to the sand.
2. The track maintenance device according to claim 1, wherein a blanking member (215) which is connected with the storage cavity is fixedly arranged at the lower end of the shell (21), a first electric push rod (213) which is used for driving the first plate (214) to move up and down is arranged in the storage cavity, a blanking hole is formed in the first plate (214), a blanking assembly is arranged in the blanking hole, the blanking assembly comprises four matching members (216) which are respectively connected with the first plate (214) in a sliding manner, the matching members (216) are connected with the first plate (214) through second elastic members, and when the first plate (214) moves upwards, the blanking member (215) downwards presses the four matching members (216) and enables the four matching members (216) to be separated from each other, so that the blanking hole is opened.
3. A track maintenance device according to claim 2, characterized in that sliding plates (217) are slidably mounted at both ends of the first plate (214) in the width direction of the railway track, the sliding plates (217) being capable of sliding in the width direction of the railway track, the sliding plates (217) being connected to the first plate (214) by means of a third elastic member, two of the sliding plates (217) being held against two of the second plates (225) of the two sanding elements at their ends remote from each other, the sanding chamber being enclosed by the first plate (214), the two sliding plates (217) of the first plate (214), the two second plates (225) of the two sanding elements, the two lower sealing plates of the two sanding elements and the four upper sealing plates (222) of the two sanding elements at the surface of the rail.
4. A track maintenance device according to claim 3, characterized in that a second electric push rod (226) is mounted on a side of the base plate (221) away from the steel rail, a matching cylinder (2251) is fixedly mounted on a side of the second plate (225) facing the telescopic end of the second electric push rod (226), the matching cylinder (2251) is slidingly connected with the telescopic end of the second electric push rod (226), a fourth elastic member is mounted in the matching cylinder (2251), and two ends of the fourth elastic member are fixedly connected with the second plate (225) and the telescopic end of the second electric push rod (226) respectively.
5. A track maintenance device according to claim 4, characterized in that a plurality of guide plates (2252) are arranged at intervals from top to bottom on the side of the second plate (225) facing the rail, the guide plates (2252) being located below the first plate (214), the guide plates (2252) being arranged obliquely, the end of the guide plates (2252) close to the second plate (225) being higher than the end of the guide plates (2252) remote from the second plate (225).
6. The track maintenance device according to claim 5, wherein one end of two upper sealing plates (222) corresponding to each other in the polishing pieces are attached to each other, one side of each upper sealing plate (222) facing the steel rail is provided with an arc surface matched with the outer surface of the steel rail, each lower sealing plate comprises a horizontal part (223) and an inclined part (224), each inclined part (224) is adjacent to the steel rail, the horizontal part (223) is located on one side of each inclined part (224) away from the steel rail, one end of each inclined part (224) adjacent to the steel rail is flush with the arc surface of each upper sealing plate (222), one end of each inclined part (224) adjacent to the steel rail is higher than the horizontal part (223), and one side of each inclined part (224) adjacent to the steel rail is attached to the outer surface of the steel rail.
7. A track maintenance device according to any one of claims 1-6, characterized in that a first brush (227) is provided on one side of the two upper sealing plates (222) on the grinding member, which are away from each other, a second brush (228) is provided on both ends of the lower end surface of the housing (21) in the rail length direction, the second brush (228) is provided in a V-shape, the direction of the V-shaped tip of the second brush (228) coincides with the advancing direction of the base (10), a collecting box (229) is fixedly mounted on the lower end of the base plate (221), and an auxiliary wheel (2291) is mounted on the side of the collecting box (229) facing the rail.
8. A track maintenance device according to any one of claims 1-6, characterized in that the housing (21) is slidably connected with the supporting frame (13) and can slide along the length direction of the steel rail, telescopic rods (211) are fixedly installed at two ends of the housing (21) along the length direction of the steel rail respectively, one ends of the telescopic rods (211) far away from the housing (21) are abutted against the supporting frame (13), first elastic pieces are installed in the telescopic rods (211), pressure sensors are installed in the telescopic rods (211), a second motor is installed in the base (10), a driving plate (14) is coaxially installed at the output end of the second motor, a driving plate (141) is rotatably installed at the edge of the lower end of the driving plate (14), and one ends of the driving plate (141) far away from the driving plate (14) are rotatably connected with the supporting frame (13).
9. A track maintenance device according to any one of claims 1-6, characterized in that a plurality of guides (131) are mounted on the support frame (13), that a chute is provided at the upper end of the housing (21) along the length of the rail, which chute cooperates with the guides (131), and that the lower end of the guides (131) has a T-shaped guide block, which chute is T-shaped and cooperates with the T-shaped guide block.
10. A track maintenance device according to any one of claims 1-6, characterized in that a connecting frame (12) is mounted on one side of the base (10) in the direction of extension of the rail length, and that the two support frames (13) are slidably connected to the connecting frame (12) at both ends in the width direction of the railway track.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311321732.6A CN117071344B (en) | 2023-10-13 | 2023-10-13 | Track maintenance device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311321732.6A CN117071344B (en) | 2023-10-13 | 2023-10-13 | Track maintenance device |
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| CN117071344A true CN117071344A (en) | 2023-11-17 |
| CN117071344B CN117071344B (en) | 2023-12-15 |
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| CN115582779A (en) * | 2022-11-18 | 2023-01-10 | 吕志灵 | Intelligent locomotive carries water sword rail grinding device |
| CN218461893U (en) * | 2022-11-04 | 2023-02-10 | 上海华新合金有限公司 | Mechanical arm accessory surface sand blasting and polishing device |
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| GB191201420A (en) * | 1912-01-18 | 1912-06-20 | Henri Louis Lambert | Improvements in Apparatus for Sanding Rails. |
| CN106192630A (en) * | 2016-09-07 | 2016-12-07 | 北京交通大学 | Rechargeable steel-rail rail-road switch belt grinder |
| CN211439497U (en) * | 2020-01-13 | 2020-09-08 | 江苏百利达钢丸有限公司 | A rust cleaning device for steel shot production |
| CN213258771U (en) * | 2020-08-27 | 2021-05-25 | 盐城市三友除锈设备有限公司 | Steel pipe rust cleaning dust shaker |
| CN114102364A (en) * | 2020-08-28 | 2022-03-01 | 洛阳拓博尔铁路设备有限公司 | Vertical self-cooling steel rail grinding device |
| CN214110086U (en) * | 2020-12-17 | 2021-09-03 | 山东中岳建安工程有限公司 | Steel sand polishing and shot blasting derusting machine for steel structural member |
| CN214497027U (en) * | 2021-01-19 | 2021-10-26 | 华德澳铁路技术（苏州）有限公司 | Spark collection device for polisher |
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| CN218461893U (en) * | 2022-11-04 | 2023-02-10 | 上海华新合金有限公司 | Mechanical arm accessory surface sand blasting and polishing device |
| CN115582779A (en) * | 2022-11-18 | 2023-01-10 | 吕志灵 | Intelligent locomotive carries water sword rail grinding device |
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|---|---|
| CN117071344B (en) | 2023-12-15 |
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