CN109015526B - Fishplate positioning and mounting trolley - Google Patents
Fishplate positioning and mounting trolley Download PDFInfo
- Publication number
- CN109015526B CN109015526B CN201810550003.0A CN201810550003A CN109015526B CN 109015526 B CN109015526 B CN 109015526B CN 201810550003 A CN201810550003 A CN 201810550003A CN 109015526 B CN109015526 B CN 109015526B
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- China
- Prior art keywords
- fishplate
- platform
- positioning
- trolley
- rail
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Abstract
The invention discloses a fishplate positioning and mounting trolley, belonging to a device for assisting the mounting of a steel rail connecting part, comprising a platform for placing a fishplate and wheels arranged on a steel rail at the bottom of the platform, and being characterized in that: the platform is provided with a plurality of conveying openings which penetrate through the thickness of the platform and correspond to two sides of each steel rail, the size of each conveying opening corresponds to the size of the maximum horizontal cross section of the fishplate, guide positioning claws which are fixed on the lower surface of the platform and extend towards the middle in an inclined mode are arranged below the conveying openings on the two sides, and elastic positioning columns which enable the trolley to stop at the positions of adjacent rail joints are arranged in the middles of the conveying openings on the two sides. The invention automatically determines the mounting position of the fishplate, improves the mounting efficiency of the fishplate, avoids manually moving the fishplate and reduces the injury of personnel.
Description
Technical Field
The invention belongs to a device for assisting in mounting a steel rail connecting part, and particularly relates to a fishplate mounting device.
Background
The fishplate is commonly called a track clamping plate, plays a role in connecting at a track joint and is a common connecting fitting for railway steel rails. The traditional fishplate is usually cast by all-steel materials, has the advantages of high strength, good rigidity and the like, but has the defects of heavy weight, non-corrosion resistance, poor insulating property, easy fracture when the temperature changes greatly and the like. In the construction of laying rails, fishplates are required to be fixed between adjacent steel rails through fishtail bolts so as to clamp the steel rails from two sides of the steel rails, and the longitudinal connection integrity of the steel rails and the continuity of the rails are guaranteed. The fishplate is time-consuming and labor-consuming in installation, and at least two persons are required to cooperate to support the fishplate and then go up the fishbolt. Every fishplate that chooses for use all exceeds 15 kilograms, is difficult to hand, and the installation is difficult, and long-time installation can consume a large amount of physical power of operation personnel, causes personnel's injury easily.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a fishplate positioning and mounting trolley, which can automatically determine the mounting position of the fishplate and improve the mounting efficiency of the fishplate; the manual movement of the fishplate is avoided, and the phenomenon that personnel are injured is reduced.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a fishplate location installation dolly, includes the platform of placing the fishplate and the wheel of erectting on the rail of platform bottom, its characterized in that: the platform is provided with a plurality of conveying openings which penetrate through the thickness of the platform and correspond to two sides of each steel rail, the size of each conveying opening corresponds to the size of the maximum horizontal cross section of the fishplate, guide positioning claws which are fixed on the lower surface of the platform and extend towards the middle in an inclined mode are arranged below the conveying openings on the two sides, and elastic positioning columns which enable the trolley to stop at the positions of adjacent rail joints are arranged in the middles of the conveying openings on the two sides.
The technical scheme of the invention is further improved as follows: the conveying opening is a rectangle which is symmetrical about the elastic positioning column.
The technical scheme of the invention is further improved as follows: the vertical cross section of the guide positioning claws is in a fold line shape, the guide positioning claws are provided with one group of four groups at each side of the steel rail, two groups are arranged in front of the elastic positioning columns, two groups are arranged behind the elastic positioning columns, and the four guide positioning claws are arranged in pairwise symmetry about the horizontal vertical plane where the elastic positioning columns are located.
The technical scheme of the invention is further improved as follows: the lower surface of the platform is fixedly connected with limiting plates arranged on two sides of the steel rail, each limiting plate corresponds to the front end of the selected fishplate, and the two limiting plates are symmetrical relative to the steel rail.
The technical scheme of the invention is further improved as follows: the elastic positioning column is arranged on the platform right above the steel rail and is provided with a positioning hole matched with the elastic positioning column, and the elastic positioning column comprises a positioning pin, a positioning spring, a spring shaft shoulder, a roller and a limiting shaft shoulder, wherein the positioning pin penetrates through the positioning hole in the platform, the positioning spring is sleeved on the positioning pin, the upper end of the spring shaft shoulder is in contact with the lower surface of the platform, the spring shaft shoulder is coaxially arranged with the positioning pin and is in contact with the lower end of the positioning spring, the roller is hinged to the lower end of.
The technical scheme of the invention is further improved as follows: and a handle for pushing the trolley is arranged at the rear part of the trolley, and the handle is fixedly connected with the upper surface of the platform.
The technical scheme of the invention is further improved as follows: the wheel sets are four in total, the rim part of each wheel is contacted with the steel rail, and the two opposite wheels are mutually connected through the wheel axle to form two wheel sets.
The technical scheme of the invention is further improved as follows: and a handle for pushing the trolley is arranged at the rear part of the trolley, and the handle is fixedly connected with the upper surface of the platform.
Due to the adoption of the technical scheme, the invention has the technical progress that:
through dolly transport fishplate, the mounted position of automatic determination fishplate has avoided manual removal fishplate, has improved fishplate installation effectiveness, has reduced operation personnel's physical stamina consumption, has reduced personnel injured's phenomenon.
The arranged conveying port is convenient for putting in the fishplate, so that the fishplate automatically slides to the mounting height from the upper part. The conveying opening corresponds to the largest horizontal cross section of the fishplate, so that the fishplate can pass through the conveying opening, the vibration caused by the passage of the fishplate through the conveying opening is reduced, and the stability of the fishplate in the sliding process is improved. The conveying port corresponds to two sides of each steel rail, the fishplates can be installed on two sides of the same steel rail at the same time, the final installation effect is guaranteed, and the installation efficiency is improved. Each conveying opening is a rectangle axially symmetric about a transverse vertical plane where the elastic positioning column is located, so that the fishplates are located at correct positions after falling from the conveying openings, and the two fishplates reach symmetrical positions about the vertical plane where the elastic positioning column is located, and bolt holes in the fishplates correspond to bolt holes in steel rails.
The guide positioning claw accurately positions the fishplate to the final mounting position. The direction location claw extends to the centre slope, and the vertical cross section of direction location claw simultaneously is certain angle for the zigzag shape makes the fishplate pass through when the landing of direction location claw with the level, has reduced the friction, makes the direction location claw bear littleer pressure, has prolonged the life of direction location claw. The guide positioning claw is provided with a group of fishplates which can be used for mounting both sides of the same steel rail at the same time at each side of the steel rail, so that the final mounting effect is ensured, and the mounting efficiency is improved. A set of fishplate has four, is equipped with two before the elastic positioning post, is equipped with two behind the elastic positioning post, and four direction location claws set up about two bisymmetry of horizontal vertical plane at elastic positioning post place, and these make the even weight and the impact of bearing the fishplate of direction location claw, have optimized the stress state, reduce the equipment damage that probably produces, prolong the life of direction location claw.
The limiting plate limits the front position of the fishplate, and prevents the fishplate from moving forwards to cause that bolt holes in the fishplate cannot be aligned with bolt holes of the steel rail. The limiting plates enable fishplates to be simultaneously arranged on two sides of the same steel rail on two sides of the steel rail, so that the final installation effect is guaranteed, and the installation efficiency is improved. Every limiting plate corresponds with the front end of the fishplate of selecting, and these two limiting plates are axisymmetric about the horizontal vertical plane that the elasticity reference column place, and these make the limiting plate can effectual longitudinal position of always controlling the fishplate in the fishplate whereabouts in-process.
The elastic positioning column enables the trolley to be parked at a proper installation position, and the bolt holes in the fishplate and the bolt holes in the steel rail are guaranteed to be accurately aligned. Each elastic positioning column is arranged on each steel rail, so that the braking effect during automatic parking is improved, each elastic positioning column bears smaller force, and the elastic positioning columns are prevented from being damaged. The positioning pin, the positioning spring, the roller, the spring shaft shoulder and the limiting shaft shoulder which are arranged on the elastic positioning column are matched with the positioning hole, so that the elastic positioning column accurately extends into the joint of the steel rail, the parking action of the trolley is effectively finished, and a foundation is laid for positioning the fishplate.
The trolley adopts four wheels and two wheel pairs, so that the trolley can move smoothly, and meanwhile, the manufacturing cost and the economic cost are not increased due to the adoption of excessive wheels.
The handle arranged at the rear of the trolley improves the control force on the trolley, so that the trolley is more labor-saving to push, and the operation personnel can conveniently push the trolley manually.
Drawings
FIG. 1 is a schematic of the present invention;
FIG. 2 is a schematic view of the invention taken in section A-A;
FIG. 3 is a schematic view of the invention in the direction B;
the device comprises a steel rail 1, a steel rail 2, a fishplate 3, a platform 4, a handle 5, a conveying port 6, a limiting plate 7, a guide positioning claw 8, an elastic positioning column 8a, a positioning pin 8b, a positioning spring 8c, a roller 8d, a spring shaft shoulder 8e, a limiting shaft shoulder 8f, a positioning hole 9, a wheel 10 and a wheel shaft.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
as shown in fig. 1, 2 and 3, the fishplate positioning and mounting trolley comprises a handle 4, a platform 3, wheels 9, elastic positioning columns 8, guiding and positioning claws 7 and a limiting plate 6. Wheels 9 are arranged below the platform 3, and the wheels 9 of the trolley are erected on the steel rails. The fishplate 2 is placed on the platform 3, the conveying ports 5 are formed in the platform 3, the conveying ports 5 penetrate through the platform 3, and the conveying ports 5 are located on two sides of each steel rail 1. The lower part of the conveying port 5 is provided with a guide positioning claw 7 and a limiting plate 6, and the guide positioning claw 7 and the limiting plate 6 are fixedly connected with the lower surface of the platform 3. The guide positioning claws 7 are arranged obliquely and extend towards the middle of two opposite positioning guide claws 7. The elastic positioning column 8 is positioned in the middle of two adjacent conveying ports 5 and is vertically arranged.
The elastic positioning columns 8 are located in the middle of each conveying opening 5 in the length direction, the elastic positioning columns 8 are located between the two conveying openings 5, and the two adjacent conveying openings 5 are symmetrical about the elastic positioning columns 8. The size of the conveying port 5 corresponds to the maximum horizontal cross section size of the fishplate 2, the length and the width of the conveying port 5 are both 2 centimeters larger than the length and the width of the maximum horizontal cross section of the fishplate 2, the conveying port 5 is provided with a fillet, and the radius of the fillet is not more than 1 centimeter.
The guide positioning claw 7 is in a fold line shape in the cross section in the vertical direction, and the distance between the upper end of the guide positioning claw 7 and the steel rail 1 is larger than the distance between the lower end of the guide positioning claw 7 and the steel rail 1. The thickness of the guide detent 7, i.e. the width of the guide detent 7 in cross section, is dependent on the situation and has several options to meet the requirements for mounting rails 1 of different weights. In order to ensure the strength of the guide positioning claw 7, the thickness of the guide positioning claw 7 is not less than 1 cm. The guide positioning claw 7 is connected with the platform 3 in a welding way. Four guiding and positioning claws 7 are arranged on each side of the steel rail 1, the four guiding and positioning claws 7 are taken as a group, two of the four guiding and positioning claws 7 are positioned in front of the elastic positioning columns 8, two of the four guiding and positioning claws are positioned behind the elastic positioning columns 8, the front two guiding and positioning claws 7 are symmetrically arranged with the rear two guiding and positioning claws 7, and the mirror plane used for symmetry is a vertical plane in the left-right direction where the elastic positioning columns 8 are positioned. The minimum distance between the guide positioning claw 7 and the steel rail 1 is greater than the maximum horizontal width of the lower half part of the fishplate 2, the distance between the lowest end of the guide positioning claw 7 and the steel rail 1 is minimum, the fishplate 2 can slide down on the guide positioning claw 7, and the lower half part of the fishplate 2 can smoothly slide out from the lowest end of the guide positioning claw 7. The lowermost end of the guide positioning claw 7 has a positioning effect on the fishplate 2, and the dumbbell-shaped head of the upper half part of the fishplate 2 is clamped by the lowermost end of the guide positioning claw 7, so that the height of the fishplate 2 is limited, and the fishplate 2 is aligned with the bolt hole on the steel rail 1 by the position. When the trolley reaches the installation position, a gap which is opened is arranged between the guide positioning claws 7 and corresponds to the bolt holes, the bolt holes can be directly seen from the left side and the right side of the trolley, and no shielding objects are arranged, so that the bolts are convenient to install.
The limiting plates 6 are fixedly connected with the lower surface of the platform 3, the limiting plates 6 are respectively arranged on two sides of the steel rail 1, and each limiting plate 6 is located at the front end of the selected fishplate 2. When the fishplate 2 is located at the final designated position, the foremost end of the fishplate 2 contacts the limit plate 6. Two limiting plates 6 on two sides of the same steel rail 1 are axisymmetrical about a vertical plane where a middle axis of the steel rail 1 is located, and an elastic positioning column 8 is also in the vertical plane. In order to enhance the rigidity, the width of the limiting plate 6 exceeds the width of the fishplate 2, the shortest distance between the limiting plate 6 and the steel rail 1 is 2 cm, and the thickness of the limiting plate 6 is not less than 1 cm.
The elastic positioning columns 8 are located right above the steel rails 1, and each steel rail 1 is provided with one elastic positioning column 8. The elastic positioning column 8 passes through a positioning hole 8f on the platform 3, and the elastic positioning column 8 comprises a positioning pin 8a, a positioning spring 8b, a roller 8c, a spring shoulder 8d and a limiting shoulder 8 e. Locating pin 8a passes locating hole 8f on the platform 3, and positioning spring 8b cup joints on locating pin 8a, and positioning spring 8 b's upper end and the contact of 3 lower surfaces of platform, gyro wheel 8c articulate at locating pin 8a lower extreme and with 1 contact of rail, spring shaft shoulder 8d and the coaxial setting of locating pin 8a, the contact of the 8b lower extreme of positioning spring of spring shaft shoulder 8d, spacing shaft shoulder 8e and the coaxial setting of locating pin 8a, spacing shaft shoulder 8e is located the platform 3 top simultaneously. The diameter of the positioning pin 8a is larger than that of the positioning hole 8f, the diameter of the positioning pin 8a is smaller than that of the positioning hole 8f, the diameter of the spring shoulder 8d is larger than that of the positioning spring 8b, the diameter of the limiting shoulder 8e is larger than that of the positioning hole 8f, and a bolt on the steel rail 1 is arranged.
The trolley is provided with four wheels 9 in total, every two wheels are opposite, the two opposite wheels 9 are mutually connected through wheel shafts to form two wheel pairs in total, the rim part of each wheel 9 is contacted with the steel rail 1, and the contact part is inclined to a certain angle. A handle 4 for pushing the trolley is arranged, and the handle 4 is directly fixed at the rear part of the upper surface of the platform 3. The center of the platform 3 is provided with a large hole which penetrates through the platform, the diameter of the hole can ensure that an operator can stretch out the hand to pass through the hole, and a bolt for fixing the fishplate is installed.
Working principle or using method:
when the operator continuously replaces the fishplates in a large quantity for maintenance operation, the operator grasps the handle 4 to push the trolley, and the roller 8c of the elastic positioning column 8 is pressed on the upper surface of the steel rail 1 to roll forwards. The trolley moves for a certain distance, and when the elastic positioning columns 8 are embedded into the adjacent rail joints, the trolley stops at the corresponding positions. At the moment, the operator pushes the fishplate 2 into the conveying opening 5 from the platform 3, the fishplate 2 slides down on the guiding and positioning claw 7, and the limiting plate 6 limits the position of the fishplate 2 in the front-back longitudinal direction. Then the tail end of the guiding and positioning claw 7 is clamped on the upper part of the fishplate 2, and the fishplate 2 reaches the designated position in the vertical direction. The operator promotes fishplate 2 forward, and fishplate 2 is the most front end and the contact of limiting plate 6, and fishplate 2 reachs the ascending assigned position of longitudinal direction this moment, and the bolt hole on fishplate 2 and the bolt hole on the rail 1 align. And sequentially installing bolts and nuts matched with the fishplates 2 to completely fasten the fishplates 2.
When the track panel is laid by the track laying machine, the trolley is connected and hung at the front end of the track laying machine, after the track panel is placed by the track laying machine to be aligned, the trolley is removed and connected and moves forwards to assist in positioning the fishplate, after the operating personnel installs the two fishtail bolts, the trolley is connected and hung at the front end of the track laying machine again, and the track laying machine can move forwards and lay the next track panel.
Claims (6)
1. The utility model provides a fishplate location installation dolly, includes platform (3) and the wheel (9) of erectting on rail (1) of platform bottom of placing fishplate (2), its characterized in that: the platform is provided with a plurality of conveying ports (5) which penetrate through the thickness of the platform (3) and correspond to two sides of each steel rail (1), the size of each conveying port (5) corresponds to the size of the maximum horizontal cross section of each fishplate (2), guide positioning claws (7) which are fixed on the lower surface of the platform (3) and extend obliquely towards the middle are arranged below the conveying ports (5) on the two sides, elastic positioning columns (8) which enable the trolley to stop at the positions of adjacent rail joints are arranged in the middles of the conveying ports (5) on the two sides, limiting plates (6) arranged on the two sides of each steel rail (1) are fixedly connected to the lower surface of the platform (3), each limiting plate (6) corresponds to the front end of the selected fishplate (2), and the two limiting plates (6) are symmetrical relative to.
2. The fishplate positioning and mounting trolley of claim 1, further comprising: the conveying opening (5) is a rectangle which is symmetrical about the elastic positioning column (8).
3. The fishplate positioning and mounting trolley of claim 1, further comprising: the vertical cross section of direction locating pawl (7) is broken line shape, and direction locating pawl (7) all set up a set of, a set of four in each side of rail (1), is equipped with two before elastic positioning post (8), is equipped with two behind elastic positioning post (8), and four direction locating pawls (7) are two liang of symmetry settings about the horizontal vertical plane at elastic positioning post (8) place.
4. The fishplate positioning and mounting trolley of claim 1, further comprising: elastic positioning column (8) sets up directly over rail (1), be equipped with on platform (3) with elastic positioning column (8) matched with locating hole (8 f), elastic positioning column (8) are including locating pin (8 a) that pass locating hole (8 f) on platform (3), cup joint on locating pin (8 a) and upper end and platform (3) lower surface contact's positioning spring (8 b), with locating pin (8 a) coaxial setting and with positioning spring (8 b) lower extreme contact's spring shaft shoulder (8 d), articulate gyro wheel (8 c) at locating pin (8 a) lower extreme and with rail (1) contact, with locating pin (8 a) coaxial setting and be located spacing shaft shoulder (8 e) of platform (3) top.
5. The fishplate positioning and mounting trolley of claim 1, further comprising: the wheels (9) are four in number, the rim part of each wheel (9) is in contact with the steel rail (1), and the two opposite wheels (9) are connected with each other through wheel shafts to form two wheel pairs.
6. The fishplate positioning and mounting trolley of claim 1, further comprising: a handle (4) for pushing the trolley is arranged at the rear of the trolley, and the handle (4) is fixedly connected with the upper surface of the platform (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810550003.0A CN109015526B (en) | 2018-05-31 | 2018-05-31 | Fishplate positioning and mounting trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810550003.0A CN109015526B (en) | 2018-05-31 | 2018-05-31 | Fishplate positioning and mounting trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109015526A CN109015526A (en) | 2018-12-18 |
| CN109015526B true CN109015526B (en) | 2020-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810550003.0A Active CN109015526B (en) | 2018-05-31 | 2018-05-31 | Fishplate positioning and mounting trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109015526B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202880361U (en) * | 2012-08-29 | 2013-04-17 | 昆明中铁大型养路机械集团有限公司 | Transfer carriage for nonstandard track gauge car |
| CN203126882U (en) * | 2012-05-15 | 2013-08-14 | 山东科技大学 | Novel mining brake for two-segment type embracing rail |
| CN203821180U (en) * | 2014-01-20 | 2014-09-10 | 铁道第三勘察设计院集团有限公司 | Elastic clamp plate of steel rail additional component |
| CN204384718U (en) * | 2014-12-31 | 2015-06-10 | 浙江华电电站设备有限公司 | A kind of bridge-type grab ship unloader trolley track joint transition apparatus |
| CN105417046A (en) * | 2015-12-22 | 2016-03-23 | 彭进业 | Bidirectional track conveying device |
| CN205874860U (en) * | 2016-06-15 | 2017-01-11 | 安徽兴宇轨道装备有限公司 | Lay tuned plate car of prefabricated board -like railway roadbed |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000000779A (en) * | 1998-06-15 | 2000-01-07 | Kyoshin Kk | Spring fitting apparatus for tensioning sheet |
-
2018
- 2018-05-31 CN CN201810550003.0A patent/CN109015526B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203126882U (en) * | 2012-05-15 | 2013-08-14 | 山东科技大学 | Novel mining brake for two-segment type embracing rail |
| CN202880361U (en) * | 2012-08-29 | 2013-04-17 | 昆明中铁大型养路机械集团有限公司 | Transfer carriage for nonstandard track gauge car |
| CN203821180U (en) * | 2014-01-20 | 2014-09-10 | 铁道第三勘察设计院集团有限公司 | Elastic clamp plate of steel rail additional component |
| CN204384718U (en) * | 2014-12-31 | 2015-06-10 | 浙江华电电站设备有限公司 | A kind of bridge-type grab ship unloader trolley track joint transition apparatus |
| CN105417046A (en) * | 2015-12-22 | 2016-03-23 | 彭进业 | Bidirectional track conveying device |
| CN205874860U (en) * | 2016-06-15 | 2017-01-11 | 安徽兴宇轨道装备有限公司 | Lay tuned plate car of prefabricated board -like railway roadbed |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109015526A (en) | 2018-12-18 |
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Effective date of registration: 20210716 Address after: Floor 16, building IBCC, Huixin, No.1 zhangbayi Road, high tech Zone, Xi'an, Shaanxi 710000 Patentee after: CCCC Railway Construction Co.,Ltd. Patentee after: SHIJIAZHUANG TIEDAO University Address before: 12 / F, No.33, Keji 6th Road, Xi'an, Shaanxi 710065 Patentee before: CCCC-SHEC RAILWAY ENGINEERING Co.,Ltd. Patentee before: SHIJIAZHUANG TIEDAO University |
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