CN113696930A - Rail clamping auxiliary trailer - Google Patents
Rail clamping auxiliary trailer Download PDFInfo
- Publication number
- CN113696930A CN113696930A CN202110933054.3A CN202110933054A CN113696930A CN 113696930 A CN113696930 A CN 113696930A CN 202110933054 A CN202110933054 A CN 202110933054A CN 113696930 A CN113696930 A CN 113696930A
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- CN
- China
- Prior art keywords
- rope
- rear wheel
- cylinder
- frame
- pressing block
- 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.)
- Withdrawn
Links
- 238000003825 pressing Methods 0.000 claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/50—Other details
- B61F5/52—Bogie frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G9/00—Draw-gear
- B61G9/20—Details; Accessories
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention provides a rail clamping auxiliary trailer which comprises a frame, wherein a rear bogie is arranged below the frame and comprises two rear wheel frames which are oppositely arranged and a rope clamping device fixedly connected between the two rear wheel frames; the rope clamping device comprises a limiting seat fixed between the two rear wheel frames and a lifting component fixedly arranged above the limiting seat, and the rear bogie is rotatably arranged on the frame around the central axis of the lifting component. The rope clamping device and the two rear wheel frames form an integrated assembly, the bogie can rotate around the central axis of the rope clamping assembly and is arranged on the frame, so that when the rear wheel frames rotate, the rope clamping device and the lifting assembly part thereof can rotate together, namely, the steel wire rope clamping part also synchronously rotates, and the problem of jamming during turning and the problem of interference of a steel wire rope and a rope pressing or supporting wheel set during up-down slope changing points can be prevented.
Description
Technical Field
The invention belongs to the technical field of endless rope traction rail clamping vehicles, and particularly relates to a rail clamping auxiliary tail vehicle.
Background
The rail clamping auxiliary trailer needs to be dragged to operate through a steel wire rope in a rail, and in order to lock the rail clamping trailer on the steel wire rope, a rope clamping device is usually arranged on the rail clamping trailer, and the steel wire rope is locked on the rail clamping trailer through the rope clamping device.
In the prior art, a wheel carrier is directly arranged below a frame under a rail clamping auxiliary tail car, wheels on the wheel carrier run on a rail, and meanwhile, a rope clamping device is fixed on the frame and locks a steel wire rope on the rail clamping car through the rope clamping device.
However, in the structure of the prior art, firstly, when the caliper truck turns, the wheels and the rope clamping device cannot deflect, so that the steel wire rope is twisted, and the turning is not smooth, and even the jamming phenomenon occurs. Secondly, the rope clamping device deflects on the frame, the displacement is large, and the interference phenomenon with a turning wheel exists. In addition, when the rail clamping vehicle travels up and down a variable slope point, the rope clamping device may interfere with a rope pressing or supporting wheel set to influence normal traveling, and at the moment, the structure needs to be adjusted adaptively, which wastes time and labor.
Disclosure of Invention
The invention aims to provide a rail clamping auxiliary tail car, which solves the problem that the existing rail clamping car is unsmooth when turning or passing an ascending and descending slope point.
The technical scheme of the invention is as follows: a rail clamping auxiliary trailer comprises a frame, wherein a rear bogie is arranged below the frame and comprises two rear wheel frames which are oppositely arranged and a rope clamping device fixedly connected between the two rear wheel frames; the rope clamping device comprises a limiting seat fixed between the two rear wheel frames and a lifting component fixedly arranged above the limiting seat, and the rear bogie is rotatably arranged on the frame around the central axis of the lifting component.
In a possible embodiment, the lifting assembly comprises a telescopic cylinder, a piston rod of the telescopic cylinder extends downwards into a middle cylinder, the top end of the middle cylinder is fixedly arranged with the telescopic cylinder, and the bottom end of the middle cylinder is fixed on the limiting seat; the frame is provided with a through hole for accommodating the middle cylinder, an annular step is fixed on the periphery of the middle cylinder, an annular groove for accommodating the annular step is formed in the inner wall of the through hole, and the annular step is rotatably arranged in the annular groove.
In a possible embodiment, a guide is arranged between the outer wall of the intermediate cylinder and the through hole.
In a possible embodiment, the guide is provided as a wear sleeve, in which the intermediate cylinder is rotatably arranged.
In a possible embodiment, the guide is provided as a bearing which is fitted over the intermediate cylinder, the bearing being provided in the through-hole.
In a possible embodiment, a wear-resistant pad is arranged between the guide and the first annular step.
In a possible embodiment, a first rope pressing block is fixedly arranged at the bottom of the limiting seat, a limiting through groove is formed in the limiting seat, a lifting rod is slidably arranged in the limiting through groove, a first end of the lifting rod is hinged to an extending end of a piston rod of the telescopic cylinder, a second end of the lifting rod penetrates through the limiting through groove and the first rope pressing block, and a second rope pressing block is fixedly arranged at the end of the lifting rod; a cavity of the steel wire rope is defined between the first rope pressing block and the second rope pressing block; the telescopic cylinder is used for pulling up the second rope pressing block so as to enable the steel wire rope to be tightly pressed in the cavity.
In a possible embodiment, the first end of the lifting rod is connected to the extending end of the piston rod of the telescopic cylinder through a spherical hinge.
In a possible embodiment, the rear wheel frame is provided with a wheel and a rotating shaft, and the rear wheel frame can rotate along the central axis of the rotating shaft; the two rotating shafts on the bogie are arranged on the same central axis and are perpendicular to the central axis of the lifting assembly; the first end of the rotating shaft is arranged on the rear wheel carrier, the second end of the rotating shaft is arranged on the limiting seat, and at least one end of the rotating shaft is rotatably connected to a corresponding part.
In a possible embodiment, the telescopic cylinder is a double-acting hydraulic cylinder.
In a possible embodiment, the top of the telescopic cylinder is provided with a manual reversing valve.
According to the rail clamping auxiliary trailer provided by the invention, the rope clamping device and the two rear wheel frames form an integral assembly, and the bogie can be rotatably arranged on the frame around the central axis of the rope clamping assembly, so that the rope clamping device and the lifting assembly part thereof can rotate together when the rear wheel frames steer, namely, the clamping part of the steel wire rope can synchronously rotate, and the problems of jamming during turning and interference between the steel wire rope and a rope pressing or supporting wheel set at an up-down slope changing point can be prevented.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a rail clamping auxiliary trailer according to an embodiment of the present invention;
FIG. 2 is a sectional view A-A of FIG. 1;
FIG. 3 is a partial cross-sectional view of a truck-assisted trailer provided in accordance with an embodiment of the present invention;
fig. 4 is a partial sectional view of a rope fastening device according to an embodiment of the present invention.
In the figure: 1. a frame; 2. a rope clamping device; 21. a telescopic cylinder; 211. a piston rod; 212. an outer cylinder body; 213. a guide sleeve; 22. an intermediate barrel; 221. a guide member; 222. a wear pad; 223. an annular step; 23. a limiting seat; 24. a first rope pressing block; 25. lifting a pull rod; 251. a second rope pressing block; 26. a rear wheel carrier; 261. a rotating shaft; 262. a wheel; 27. a pin shaft; 28. a track.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer and more complete, the technical solutions in the embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some but not all embodiments of the present invention, and based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the specification, reference to the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In the present invention, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Referring to fig. 1 to 4, the present embodiment provides a track clamping auxiliary trailer, which includes a trailer body, a rear bogie is disposed under the frame 1 of the trailer body, the rear bogie includes two rear wheel frames 26 disposed oppositely, and a rope clamping device 2 is fixedly connected between the two rear wheel frames 26, the rear wheel frames 26 are provided with wheels 262, and the wheels 262 are disposed on the tracks 28.
Referring to fig. 2, a rotating shaft 261 is further disposed on the rear wheel frame 26, and optionally, one end of the rotating shaft 261 is fixed on the rear wheel frame 26, and the other end is rotatably disposed in the limiting seat 23. That is, the insertion openings at one end of the rotating shaft 261 are symmetrically arranged on the limiting seat 23, and the rotating shafts 261 oppositely arranged on the rear bogie are respectively and rotatably arranged in the corresponding insertion openings. Alternatively, the central axes of the two shafts 261 are arranged in a line.
Referring to fig. 2 and 3, a limit through groove is formed in the limit seat 23, and the shape of the limit through groove corresponds to the shape of the lifting rod 25. Optionally, a first rope pressing block 24 is fixed below the limiting seat 23 through a screw, a notch consistent with the limiting through groove is also formed in the first rope pressing block 24, and the lifting rod 25 penetrates through the limiting through groove and the notch of the first rope pressing block 24 and can move up and down in the limiting through groove.
In a possible embodiment, the limiting seat 23 and the first rope pressing block 24 are formed by casting, and the limiting through groove is disposed through the whole one piece, but of course, the limiting seat 23 and the first rope pressing block 24 may be in other connection forms, such as welding, and will not be described herein again.
Referring to fig. 2, 3 and 4, in some embodiments, the lower end of the lifting rod 25 is provided with a second rope pressing block 251, and the second rope pressing block 251 may be welded to the lower end of the lifting rod 25, or may be cast integrally or fixed in other fixing manners, such as by a fastener such as a screw, and will not be described herein again. The first rope-pressing block 24 and the second rope-pressing block 251 together define a cavity for placing the steel wire rope, and the steel wire rope can be clamped in the cavity.
In some embodiments, the lifting rod 25 and the second rope pressing block 251 form a part of a lifting assembly, the lifting assembly and the limiting seat 23 together form the rope clamping device 2, the lifting assembly further includes a middle cylinder 22 fixedly disposed on the limiting seat 23, the lifting rod 25 can be movably disposed in the middle cylinder 22 up and down, and the upper end of the lifting rod 25 is hinged to the lower end of the piston rod 211 of the telescopic cylinder 21. The piston rod 211 of the telescopic cylinder 21 is disposed downward, and the end of the guide sleeve 213 disposed at the lower end of the outer cylinder 212 of the telescopic cylinder 21 is disposed at the upper end of the intermediate cylinder 22, where the guide sleeve 213 may be fixedly disposed at the top of the intermediate cylinder 22. The second rope presser 251 is pressed against the first rope presser 24 by the expansion and contraction of the expansion cylinder 21, thereby realizing the pressing of the wire rope.
Referring to fig. 1 and 2, alternatively, the telescopic cylinder 21 is a double-acting hydraulic cylinder, and a manual reversing valve is arranged at the top of an outer cylinder body of the double-acting hydraulic cylinder, and the switching of the up-and-down action of the hydraulic cylinder is realized through the manual reversing valve.
Alternatively, the central axis of the telescopic cylinder 21 is perpendicular to the central axis of the rotating shaft 261.
In one possible implementation, the upper end of the lifting rod 25 is connected to the piston rod 211 by a pin 27.
In one possible implementation, the upper end of the lifting rod 25 is connected to the piston rod 211 by means of a ball joint (not shown).
With reference to fig. 2 and 3, in a possible embodiment, a through hole is provided on the frame 1, in which the rope clamping device 2 is arranged, wherein the intermediate barrel 22 is partially fitted with the through hole. Optionally, an annular step 223 is provided on the outer circumference of the intermediate cylinder 22, and the annular step 223 is used for positioning the intermediate cylinder 22 to prevent the intermediate cylinder 22 from moving up and down. Accordingly, an annular groove is formed on the inner wall of the through hole, the annular step 223 is disposed in the annular groove, and the intermediate cylinder 22 is rotatably disposed in the annular groove about the central axis thereof. That is, the entire rope clamp 2 is rotatably provided on the vehicle frame 1.
Further, a guide 221 is provided between the outer wall of the intermediate cylinder 22 and the through hole.
Alternatively, the guiding element 221 is a rotary bearing sleeved on the intermediate cylinder 22, and the rotary bearing is clamped in the through hole, so that the resistance of the intermediate cylinder during rotation is reduced by the rotary bearing.
Optionally, the guide 221 is formed by disposing a wear-resistant sleeve on the middle cylinder, the wear-resistant sleeve is clamped in the through hole, and the middle cylinder 22 is rotatably disposed in the wear-resistant sleeve, so as to improve wear resistance and reduce resistance.
Further, a wear pad 222 is disposed below the guide 221, and the wear pad 222 is annularly contacted with the upper surface of the annular step 223 to reduce friction of the upper surface thereof.
In this embodiment, the rope clamping device 2 is set as a rotating body, that is, the rope clamping device 2 can lock the steel wire rope, and can also be used as a rotating member of the rear wheel frame 26 to assist the steering of the rear wheel frame. For example, when the distance between the front wheel and the rear wheel of the rail vehicle is large, the wheels can generate large deflection in the turning process, and the structure can effectively prevent the jamming problem in the vehicle deflection process, so that the rail vehicle runs more smoothly.
For example, when the embodiment is used specifically, the steel wire rope is firstly arranged on the second rope pressing block 251, the telescopic cylinder 21 is started to pull the lifting rod 25, and the steel wire rope is clamped in the cavity formed between the first rope pressing block 24 and the second rope pressing block 251. The wheels 262 on the rear wheel frames 26 on the two sides run on the corresponding tracks, when encountering a curve, the rope clamping device 2 and the rear wheel frames 26 can rotate together, so that the railway vehicle can smoothly pass through the curve, and when passing through an up-slope point and a down-slope point, the lifting assembly can be self-adaptively adjusted and cannot interfere with the rope pressing assembly, and smooth passing can be ensured.
It should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, those skilled in the art will appreciate that: the technical solutions described in the foregoing embodiments may be modified, or some or all of the technical solutions may be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The rail clamping auxiliary trailer is characterized by comprising a frame, wherein a rear bogie is arranged below the frame and comprises two rear wheel frames which are oppositely arranged and a rope clamping device fixedly connected between the two rear wheel frames; the rope clamping device comprises a limiting seat fixed between the two rear wheel frames and a lifting component fixedly arranged above the limiting seat, and the rear bogie is rotatably arranged on the frame around the central axis of the lifting component.
2. The rail-clamping auxiliary trailer according to claim 1, wherein the lifting assembly comprises a telescopic cylinder, a piston rod of the telescopic cylinder extends downwards into a middle cylinder, the top end of the middle cylinder is fixedly arranged with the telescopic cylinder, and the bottom end of the middle cylinder is fixed on the limiting seat; the frame is provided with a through hole for accommodating the middle barrel, an annular step is fixed on the periphery of the middle barrel, an annular groove for accommodating the annular step is formed in the inner wall of the through hole, and the annular step is rotatably arranged in the annular groove.
3. The track-clamping auxiliary trailer according to claim 2, wherein a guide member is arranged between the outer wall of the middle cylinder and the through hole.
4. The truck-assisted trailer of claim 3, wherein the guide member is provided as a wear sleeve and the intermediate drum is rotatably disposed within the wear sleeve.
5. The track-clamping auxiliary trailer according to claim 3, wherein the guide member is configured as a bearing sleeved on the intermediate cylinder, and the bearing is disposed in the through hole.
6. The truck-assisted trailer of any one of claims 3 to 5, wherein a wear pad is provided between the guide and the first annular step.
7. The rail-clamping auxiliary trailer according to claim 2, wherein a first rope pressing block is fixedly arranged at the bottom of the limiting seat, a limiting through groove is formed in the limiting seat, a lifting rod is slidably arranged in the limiting through groove, a first end of the lifting rod is hinged to an extending end of a piston rod of the telescopic cylinder, a second end of the lifting rod penetrates through the limiting through groove and the first rope pressing block, and a second rope pressing block is fixedly arranged at the end of the lifting rod; a cavity of the steel wire rope is defined between the first rope pressing block and the second rope pressing block; the telescopic cylinder is used for pulling up the second rope pressing block so as to enable the steel wire rope to be tightly pressed in the cavity.
8. The track clamping auxiliary trailer according to claim 7, wherein the first end of the lifting rod is connected to the extending end of the piston rod of the telescopic cylinder through a ball joint.
9. The track-clamping auxiliary trailer according to claim 1, wherein the rear wheel carrier is provided with wheels and a rotating shaft, and the rear wheel carrier can rotate along the central axis of the rotating shaft; the two rotating shafts on the bogie are arranged on the same central axis and are perpendicular to the central axis of the lifting assembly; the first end of the rotating shaft is arranged on the rear wheel carrier, the second end of the rotating shaft is arranged on the limiting seat, and at least one end of the rotating shaft is rotatably connected to a corresponding part.
10. The truck-assisted trailer of claim 1, wherein the telescoping cylinder employs a double acting hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110933054.3A CN113696930A (en) | 2021-08-14 | 2021-08-14 | Rail clamping auxiliary trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110933054.3A CN113696930A (en) | 2021-08-14 | 2021-08-14 | Rail clamping auxiliary trailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113696930A true CN113696930A (en) | 2021-11-26 |
Family
ID=78652808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110933054.3A Withdrawn CN113696930A (en) | 2021-08-14 | 2021-08-14 | Rail clamping auxiliary trailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113696930A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0465411A1 (en) * | 1990-06-29 | 1992-01-08 | Mathias Streiff AG | Travelling gear for a trackbound vehicle |
| CN1113196A (en) * | 1994-03-23 | 1995-12-13 | 康拉德·道派尔迈耶及苏恩机械制造公司 | Vehicle with a cabin and at least two running gears |
| CN103213586A (en) * | 2013-04-24 | 2013-07-24 | 常州科研试制中心有限公司 | Auxiliary tractor of endless rope continuous traction system |
| CN105398993A (en) * | 2015-11-30 | 2016-03-16 | 淮南矿业(集团)有限责任公司 | Tail winch braking device and hauling system of endless rope winch |
| CN105752103A (en) * | 2016-05-03 | 2016-07-13 | 常州科研试制中心有限公司 | Wire-pulled track clamping vehicle system for ordinary tracks |
| CN107380194A (en) * | 2017-08-18 | 2017-11-24 | 湘潭市恒欣实业有限公司 | A kind of SQ-1200 endless rope series tractor steel wire rope retaining mechanism |
| CN109693681A (en) * | 2019-01-29 | 2019-04-30 | 常州科研试制中心有限公司 | The automobile-used clamp rail transfer of clamp rail |
| CN209600500U (en) * | 2019-01-11 | 2019-11-08 | 山东逸盛源机电设备有限公司 | A kind of general rail clip rail braking vehicle |
-
2021
- 2021-08-14 CN CN202110933054.3A patent/CN113696930A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0465411A1 (en) * | 1990-06-29 | 1992-01-08 | Mathias Streiff AG | Travelling gear for a trackbound vehicle |
| CN1113196A (en) * | 1994-03-23 | 1995-12-13 | 康拉德·道派尔迈耶及苏恩机械制造公司 | Vehicle with a cabin and at least two running gears |
| CN103213586A (en) * | 2013-04-24 | 2013-07-24 | 常州科研试制中心有限公司 | Auxiliary tractor of endless rope continuous traction system |
| CN105398993A (en) * | 2015-11-30 | 2016-03-16 | 淮南矿业(集团)有限责任公司 | Tail winch braking device and hauling system of endless rope winch |
| CN105752103A (en) * | 2016-05-03 | 2016-07-13 | 常州科研试制中心有限公司 | Wire-pulled track clamping vehicle system for ordinary tracks |
| CN107380194A (en) * | 2017-08-18 | 2017-11-24 | 湘潭市恒欣实业有限公司 | A kind of SQ-1200 endless rope series tractor steel wire rope retaining mechanism |
| CN209600500U (en) * | 2019-01-11 | 2019-11-08 | 山东逸盛源机电设备有限公司 | A kind of general rail clip rail braking vehicle |
| CN109693681A (en) * | 2019-01-29 | 2019-04-30 | 常州科研试制中心有限公司 | The automobile-used clamp rail transfer of clamp rail |
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 411300 Shaoshan High-tech Industrial Development Zone, Xiangtan City, Hunan Province Applicant after: Xiangtan Hengxin Industrial Co.,Ltd. Address before: 411300 Shaoshan High-tech Industrial Development Zone, Xiangtan City, Hunan Province Applicant before: XIANGTAN HENGXIN INDUSTRY Co.,Ltd. |
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Application publication date: 20211126 |
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| WW01 | Invention patent application withdrawn after publication |