CN112124453A - Rail carrier is striden to locomotive check out test set - Google Patents
Rail carrier is striden to locomotive check out test set Download PDFInfo
- Publication number
- CN112124453A CN112124453A CN202011055997.2A CN202011055997A CN112124453A CN 112124453 A CN112124453 A CN 112124453A CN 202011055997 A CN202011055997 A CN 202011055997A CN 112124453 A CN112124453 A CN 112124453A
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- Prior art keywords
- steering
- jacking
- rollers
- vehicle body
- clutch
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D61/00—Motor vehicles or trailers, characterised by the arrangement or number of wheels, not otherwise provided for, e.g. four wheels in diamond pattern
- B62D61/10—Motor vehicles or trailers, characterised by the arrangement or number of wheels, not otherwise provided for, e.g. four wheels in diamond pattern with more than four wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D15/00—Steering not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D61/00—Motor vehicles or trailers, characterised by the arrangement or number of wheels, not otherwise provided for, e.g. four wheels in diamond pattern
- B62D61/12—Motor vehicles or trailers, characterised by the arrangement or number of wheels, not otherwise provided for, e.g. four wheels in diamond pattern with variable number of ground engaging wheels, e.g. with some wheels arranged higher than others, or with retractable wheels
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Abstract
The invention discloses a cross-rail carrier of railway locomotive detection equipment, which comprises a carrier vehicle body for bearing the detection equipment and a steering operation unit for controlling the vehicle body to move and steer; the conveying trolley body is provided with a plurality of parallel rollers, and the rollers comprise follow-up rollers and driving rollers driven by a driving unit; the steering operation unit is arranged behind the carrying vehicle body, the driving roller is arranged at one end, close to the steering operation unit, of the carrying vehicle body, and the follow-up roller is arranged at one end, far away from the steering operation unit, of the carrying vehicle body; the steering operation unit comprises a steering rod, a steering handle is arranged above the steering rod, and a telescopic device is arranged below the steering rod; the telescopic device is connected with a steering wheel pair, and the driving roller can be ejected to the ground when the telescopic device extends out. The invention ensures the stability of the carrier by arranging a plurality of groups of rollers, and the rest rollers can keep stable even if one group of rollers is sunk into the groove.
Description
Technical Field
The invention relates to a device for transferring railway locomotive detection equipment.
Background
The wheel pair of the railway locomotive needs to be regularly detected to find the defect of the wheel rim, and the wheel pair is turned in advance to ensure the operation safety of the locomotive. At present, flaw detection of railway locomotive rims is carried out by adopting manual flaw detection and automatic flaw detection equipment.
Manual flaw detection is carried out, the labor intensity of operators is high, the labor cost is high, the relevance of flaw detection result accuracy and factors such as personnel skills and responsibility is high, flaw detection data cannot be uploaded in real time in an interconnected mode, and information management of the railway locomotive is not facilitated.
The automatic flaw detection equipment is arranged in a maintenance pit of a maintenance warehouse (workshop) of a locomotive depot and runs along a track to finish automatic flaw detection on wheel pairs and wheel rim treads. The automatic flaw detection equipment is large in size and can weigh 4-5 tons, and when the automatic flaw detection equipment needs to be switched and used in different overhaul ditches of a maintenance warehouse (workshop), hoisting equipment such as a travelling crane needs to be called to finish hoisting and carrying. The carrying efficiency is low, and the comprehensive utilization rate of the pit is low.
Disclosure of Invention
In view of the above, the present invention provides a rail-crossing transport vehicle for a railway locomotive detection device, which can complete rail-crossing transport between different rails of the detection device.
In order to solve the technical problems, the technical scheme of the invention is to adopt a cross-rail carrier of railway locomotive detection equipment, which comprises a carrier body for bearing the detection equipment and a steering operation unit for controlling the running and steering of the carrier body; the conveying trolley body is provided with a plurality of parallel rollers, and the rollers comprise follow-up rollers and driving rollers driven by a driving unit; the steering operation unit is arranged behind the carrying vehicle body, the driving roller is arranged at one end, close to the steering operation unit, of the carrying vehicle body, and the follow-up roller is arranged at one end, far away from the steering operation unit, of the carrying vehicle body; the steering operation unit comprises a steering rod, a steering handle is arranged above the steering rod, and a telescopic device is arranged below the steering rod; the telescopic device is connected with a steering wheel pair, and the driving roller can be ejected to the ground when the telescopic device extends out. The service rail is constructed differently from the rail on the track, and is substantially flush with the ground, but has grooves of about 8 cm width on both sides of the rail. The obstacle to cross-track handling for conventional trucks is the aforementioned recess. Because the detection equipment is very precise, the precision is reduced due to excessive vibration during transportation; in addition, the roller can generate larger resistance to influence the carrying after being sunk into the groove. The principle of the invention is that the stability of the carrier is ensured by arranging a plurality of groups of rollers, and even if one group of rollers sinks into the groove, the rest rollers can also keep stable.
As an improvement, the two conveying vehicle bodies are arranged in parallel from left to right, and the left and right conveying vehicle bodies are connected by a connecting steel frame. The two carrying vehicle bodies are fixed into a whole by utilizing the connecting steel frame, and the stability is ensured to the maximum extent.
As a further improvement, one of the carrier bodies is provided with a clutch roller, and the clutch roller is connected with a clutch. The clutch roller is connected with the driving unit through a clutch, and the input and the termination of power are realized through connection and disconnection.
As another further improvement, the power unit comprises a direct current motor and a speed reducer; the output end of the speed reducer drives a clutch sprocket by a chain; the clutch chain wheel is matched with the clutch; the power-driven clutch also comprises a power-related shaft connected with the clutch; the clutch roller and one of the driving rollers on the other carrying vehicle body are fixedly sleeved on the power-related shaft. The left and right carrying vehicle bodies are synchronously driven by a set of power assembly.
As an improvement, the steering operation unit further comprises a steering jacking support frame, a jacking upper cross beam and a jacking lower cross beam are respectively fixed on two sides of the steering jacking support frame, and the left and right carrying vehicle bodies are respectively connected with the jacking upper cross beam and the jacking lower cross beam on two sides of the jacking support frame; the steering rod is arranged on the steering jacking support. Jacking upper cross beams and jacking lower cross beams on the left side and the right side of the jacking supporting frame are symmetrically arranged, so that the left side and the right side are consistent in height in the jacking process, and inclination is avoided.
As an improvement, the telescoping device is a jacking oil cylinder and further comprises a jacking releaser used for releasing pressure of the jacking oil cylinder.
As an improvement, a steering auxiliary wheel is arranged behind the steering wheel pair, and the steering auxiliary wheel is a universal wheel. The steering wheel pair and the steering auxiliary wheel are used as three-point support, and the driving roller is used for supporting after being propped off the ground.
As an improvement, an operation box is arranged on the steering handle, and a control button for controlling the power unit is arranged on the operation box.
As an improvement, two bearing assemblies are respectively arranged on the left and right carrying vehicle bodies, each bearing assembly comprises a bearing plate, and a supporting sliding block connected with the carrying vehicle bodies is arranged at the bottom of each bearing plate; the top of the bearing plate is provided with a bearing block. The detection equipment is fixed and limited through the bearing block on the bearing assembly, and the sliding of the detection equipment on the carrier is avoided.
Preferably, the bottom of each bearing plate is provided with 4 supporting sliding blocks, and the 4 supporting sliding blocks are distributed at the corners of the bearing plate 4.
The invention has the advantages that:
(1) the device has the advantages of heavy load carrying capacity, simple structure and low cost.
(2) The operation is simple and convenient, and the operation permission of special equipment (cranes, forklifts and the like) is not required.
(3) The cross-rail transportation is reliable and stable, the vibration is small, and the safety of the detection equipment is ensured.
(4) The storage is convenient when the user is idle, and the occupied area is small (1.8m by 1.3 m).
(5) The energy of the driving unit comes from the carried detection equipment, and the carrying vehicle does not need to be charged.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a structural view of a carrier vehicle body having clutch rollers.
Fig. 3 is a bottom view of fig. 2.
Fig. 4 is a structural view of a carrier vehicle body without a clutch roller.
Fig. 5 is a schematic structural view of the steering operation unit.
Fig. 6 is a schematic structural diagram of the driving unit.
Fig. 7 is a schematic structural diagram of the bearing assembly.
The labels in the figure are:
1, carrying a vehicle body, 11 follow-up rollers, 12 driving rollers, 13 clutch rollers, 14 jacking cross beam upper lug frames, 15 jacking cross beam lower lug frames, 16 chains and 17 clutches;
2, a steering operation unit, 21 steering rods, 22 steering handles, 23 jacking oil cylinders, 24 jacking releasers, 25 steering wheel pairs, 26 steering auxiliary wheels, 28 steering jacking supporting frames, 29 jacking upper cross beams, 210 jacking lower cross beams, 211 operation boxes, 212 clutch buttons, 213 emergency stop buttons and 214 acceleration/deceleration knobs;
3, a driving unit, 31, a direct current motor, 32, 33, a speed reducer bracket, 34 output chain wheels, 35 clutch chain wheels, 36 chains, 37 power-related shafts and 38 universal joint couplers;
4 bearing components, 41 bearing plates, 42 bearing blocks and 43 supporting sliding blocks;
and 5, connecting the steel frame.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the present invention will be further described in detail with reference to the following embodiments.
As shown in fig. 1, the present invention includes a carrier vehicle body 1 for carrying a detection apparatus and a steering operation unit 2 for controlling the traveling steering of the vehicle body; the conveying vehicle bodies 1 are arranged in parallel left and right, and the left and right conveying vehicle bodies are connected by a connecting steel frame 5. Also included are a power unit 3 for providing power and a carrier assembly 4 mounted on the cart body.
As shown in fig. 2-4, the carrier body 1 is provided with a plurality of parallel rollers, which include at least two follower rollers 11 and at least two drive rollers 12 driven by the driving unit 3; and one of the carrier bodies 1 is provided with a clutch roller 13, and the clutch roller 13 is connected with a clutch 17. In this embodiment, a single carrier body 1 is provided with 3 follow-up rollers 11. The carrier vehicle body 1 provided with no clutch roller 13 is provided with three drive rollers 12, and the carrier vehicle body 1 provided with the clutch roller 13 is provided with two drive rollers 12. The driving rollers 12 on each carrier body 1 are linked by a chain 16, and the clutch rollers 13 and the driving rollers 12 are also linked by the chain 16. The clutch roller 13 is positioned closer to the steering operation unit 2.
The steering operation unit 2 is arranged behind the carrier vehicle body 1, the driving roller 12 is arranged at one end of the carrier vehicle body 1 close to the steering operation unit 2, and the follower roller 11 is arranged at one end of the carrier vehicle body 1 far away from the steering operation unit 2; as shown in fig. 5, the steering operation unit 2 includes a steering rod 21, a steering handle 22 is disposed above the steering rod 21, and a telescopic device is disposed below the steering rod 21; the telescopic device is connected with a steering wheel pair 25, and when the telescopic device extends out, the driving roller 12 and the clutch roller 13 can be ejected to the ground. Because the driving roller 12 and the clutch roller 13 are connected with the driving unit 3, the driving roller 12 and the clutch roller 13 have loads to generate certain braking force under the condition of no power on, and the push-pull vehicle body can waste much labor at the moment. Therefore, when the vehicle is manually driven, the jacking oil cylinder 23 needs to be extended out, the driving roller 12 and the clutch roller 13 are lifted off the ground, and the whole vehicle body is supported by the steering wheel pair 25 and the follow-up roller 11. The vehicle body can be easily moved at this time.
The telescopic device is a jacking oil cylinder 23 and further comprises a jacking releaser 24 used for releasing pressure of the jacking oil cylinder 23. And a steering auxiliary wheel 26 is arranged behind the steering wheel pair 25, and the steering auxiliary wheel 26 is a universal wheel. The steering wheel pair 25 and the steering assist wheel 26 serve as three-point supports, and the drive roller wheel is supported after being lifted off the ground.
The steering operation unit 2 further comprises a steering jacking supporting frame 28, a jacking upper cross beam 29 and a jacking lower cross beam 210 are respectively fixed on two sides of the steering jacking supporting frame 28, and the left and right carrier bodies 1 are respectively connected with the jacking upper cross beam 29 and the jacking lower cross beam 210 on two sides of the jacking supporting frame 28; the steering rod 21 is arranged on the steering jacking bracket. The carrier body 1 is provided with a jacking upper cross beam ear rack 14 and a jacking lower cross beam ear rack 15 which are used for being connected with the jacking upper cross beam 29 and the jacking lower cross beam 210. The jacking cylinder 23 is also fixed on the steering jacking supporting frame 28, the steering wheel pair 25 is fixed on a piston rod of the jacking cylinder 23, as long as the piston rod extends out, the whole steering jacking supporting frame 28 is lifted, and the near end of the carrier body 1 fixed on the steering jacking supporting frame 28 is also lifted, so that the driving roller 12 and the clutch roller 13 are also lifted off the ground to form a suspended state.
As shown in fig. 6, the power unit 3 includes a dc motor 31 and a speed reducer 32; the speed reducer 32 is fixed to a speed reducer bracket 33. An output chain wheel 34 at the output end of the speed reducer 32 drives a clutch chain wheel 35 by a chain 36; the clutch chain wheel 35 is matched with the clutch 17; a power-coupling shaft 37 connected to the clutch 17; the clutch roller 13 and one of the driving rollers 12 on the other carrier body 1 are fixedly sleeved on the power-associated shaft 37. When the clutch 17 is engaged, power from the clutch sprocket 35 is transmitted to the power-associated shaft 37. The power coupling shaft 37 is provided at both ends thereof with universal joint couplings 38.
Further, an operation box 211 is provided on the steering handle 22, and a control button for controlling the power unit 3 is provided on the operation box 211. Specifically, the device comprises a clutch button 212, an emergency stop button 213 and an acceleration/deceleration knob 214.
As shown in fig. 7, two bearing assemblies 4 are respectively mounted on the left and right carrier bodies, the bearing assemblies 4 comprise a bearing plate 41, and a supporting slider 43 connected with the carrier body 1 is arranged at the bottom of the bearing plate 41; the top of the bearing plate 41 is provided with a bearing block 42. In this embodiment, the bottom of each supporting plate 41 is provided with 4 supporting sliders 43, and the 4 supporting sliders 43 are distributed at 4 corners of the supporting plate 41. The support slider 43 can assist in correcting the misalignment during conveyance.
The invention comprises the following steps when in use:
1. when the carrier is idle, the carrier is parked at a parking position;
2. when the rail transport needs to be striden, the carrier is stopped the position from the carrier and is reached the unloaded line that reaches the transfer position: the steering handle 22 is pressed down, and the jacking oil cylinder 23 extends out. The carrier can be manually pushed/pulled by lifting the driving roller 12 and the clutch roller 13 mounted on the carrier body 1 off the ground to move to the transfer position. When the steering is needed in the period, the flexible steering can be realized by rotating the operating handle.
3. When no-load track crossing is carried out, the three pairs of following rollers at the front end move for 11 turns to step over the track groove, so that jamming is avoided; the rear steering wheel pair 25 and the steering auxiliary wheel 26 form three-point support, and the track groove is crossed for the first time to smoothly complete the on-line crossing.
4. After the carrier is on line and aligned, connecting a power supply cable, acquiring a direct current power supply from the carried detection equipment, releasing the jacking oil cylinder 23, and restoring the driving roller 12 and the clutch roller 13 to land;
5. the detection equipment is operated to descend and is combined with the bearing block 42 on the bearing component 4 of the carrier body 1, so that the detection equipment and the carrier body 1 are reliably butted;
6. the carrier is operated to move forward/backward to complete the cross-rail transportation. During the period, three pairs of driving rollers 12 and three pairs of following rollers 11 gradually cross the track groove, so as to ensure stable and reliable track crossing without blocking. The acceleration and deceleration knob can be operated to realize acceleration and deceleration during transportation.
7. And carrying in place, assisting the rail alignment cursor, providing visual auxiliary reference for positioning rail alignment, and finishing parking after correct rail alignment. The detection equipment is lifted in a small stroke and separated from the carrying vehicle body 1, and the carrying vehicle is withdrawn from the transfer position. The detection equipment automatically descends the steel rail, runs to the descending position of the maintenance pit along the steel rail, finally automatically descends for flaw detection, enters the maintenance pit, and enters the locomotive flaw detection operation flow again for carrying out wheel flaw detection.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and these modifications and adaptations should be considered within the scope of the invention.
Claims (10)
1. A rail-crossing carrier for detecting equipment of a railway locomotive comprises a carrier vehicle body for bearing the detecting equipment and a steering operation unit for controlling the vehicle body to move and steer; the method is characterized in that: the conveying trolley body is provided with a plurality of parallel rollers, and the rollers comprise at least two follow-up rollers and at least two driving rollers driven by a driving unit; the steering operation unit is arranged behind the carrying vehicle body, the driving roller is arranged at one end, close to the steering operation unit, of the carrying vehicle body, and the follow-up roller is arranged at one end, far away from the steering operation unit, of the carrying vehicle body; the steering operation unit comprises a steering rod, a steering handle is arranged above the steering rod, and a telescopic device is arranged below the steering rod; the telescopic device is connected with a steering wheel pair, and the driving roller can be ejected to the ground when the telescopic device extends out.
2. The railroad locomotive detection equipment cross-rail carrier of claim 1, wherein: the left and right carrying vehicle bodies are arranged in parallel, and are connected by a connecting steel frame.
3. The railroad locomotive detection equipment cross-rail carrier of claim 2, wherein: one of the carrying vehicle bodies is provided with a clutch roller wheel, and the clutch roller wheel is connected with a clutch.
4. The railroad locomotive detection equipment cross-rail carrier of claim 3, wherein: the power unit comprises a direct current motor and a speed reducer; the output end of the speed reducer drives a clutch sprocket by a chain; the clutch chain wheel is matched with the clutch; the power-driven clutch also comprises a power-related shaft connected with the clutch; the clutch roller and one of the driving rollers on the other carrying vehicle body are fixedly sleeved on the power-related shaft.
5. The railroad locomotive detection equipment cross-rail carrier of claim 2, wherein: the steering operation unit also comprises a steering jacking supporting frame, a jacking upper cross beam and a jacking lower cross beam are respectively fixed on two sides of the steering jacking supporting frame, and the left and right transporting vehicle bodies are respectively connected with the jacking upper cross beam and the jacking lower cross beam on two sides of the jacking supporting frame; the steering rod is arranged on the steering jacking support.
6. The railroad locomotive detection equipment cross-rail carrier of claim 1, wherein: the telescoping device is jacking cylinder, still including being used for the jacking releaser for jacking cylinder pressure release.
7. The railroad locomotive detection equipment cross-rail carrier of claim 1, wherein: and a steering auxiliary wheel is arranged behind the steering wheel pair and is a universal wheel.
8. The railroad locomotive detection equipment cross-rail carrier of claim 1, wherein: an operation box is arranged on the steering handle, and a control button for controlling the power unit is arranged on the operation box.
9. The railroad locomotive detection equipment cross-rail carrier of claim 2, wherein: the left and right carrying vehicle bodies are respectively provided with two bearing assemblies, each bearing assembly comprises a bearing plate, and the bottom of each bearing plate is provided with a supporting sliding block connected with the carrying vehicle body; the top of the bearing plate is provided with a bearing block.
10. The railroad locomotive detection device cross-rail carrier of claim 9, wherein: the bottom of each bearing plate is provided with 4 supporting sliding blocks, and the 4 supporting sliding blocks are distributed at 4 corners of the bearing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011055997.2A CN112124453A (en) | 2020-09-29 | 2020-09-29 | Rail carrier is striden to locomotive check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011055997.2A CN112124453A (en) | 2020-09-29 | 2020-09-29 | Rail carrier is striden to locomotive check out test set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112124453A true CN112124453A (en) | 2020-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011055997.2A Pending CN112124453A (en) | 2020-09-29 | 2020-09-29 | Rail carrier is striden to locomotive check out test set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112124453A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024011369A1 (en) * | 2022-07-11 | 2024-01-18 | 中铁上海工程局集团第三工程有限公司 | Precise paving equipment for mechanized cross-track construction of prefabricated component |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000190882A (en) * | 1998-12-25 | 2000-07-11 | Shigeo Hirose | Six-wheeled vehicle |
| US20080236437A1 (en) * | 2007-03-30 | 2008-10-02 | Armen Shagbazyan | Axle Suspension System For Trucks |
| CN104326400A (en) * | 2014-11-12 | 2015-02-04 | 周林 | Ridden-driven fully-electric pallet truck and mounting and use methods thereof |
| CN205396176U (en) * | 2016-03-14 | 2016-07-27 | 湖北工业大学 | Novel manual hydraulic pressure trailer |
| CN206720669U (en) * | 2017-04-18 | 2017-12-08 | 张磊 | A kind of electric transport vehicle |
| CN107512297A (en) * | 2017-08-18 | 2017-12-26 | 中国船舶重工集团公司第七�三研究所 | A kind of waggon for crossing threshold |
| CN109941373A (en) * | 2019-03-26 | 2019-06-28 | 深兰科技（上海）有限公司 | A kind of robot chassis |
| CN111056489A (en) * | 2019-12-06 | 2020-04-24 | 杭州优智物联科技有限公司 | Forklift and method for transporting goods |
| CN111114565A (en) * | 2019-12-31 | 2020-05-08 | 武昌船舶重工集团有限公司 | Loading vehicle for large-sized cylinder workpiece |
| CN211545825U (en) * | 2019-12-06 | 2020-09-22 | 杭州优智物联科技有限公司 | Forklift device for lifting and pushing goods |
-
2020
- 2020-09-29 CN CN202011055997.2A patent/CN112124453A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000190882A (en) * | 1998-12-25 | 2000-07-11 | Shigeo Hirose | Six-wheeled vehicle |
| US20080236437A1 (en) * | 2007-03-30 | 2008-10-02 | Armen Shagbazyan | Axle Suspension System For Trucks |
| CN104326400A (en) * | 2014-11-12 | 2015-02-04 | 周林 | Ridden-driven fully-electric pallet truck and mounting and use methods thereof |
| CN205396176U (en) * | 2016-03-14 | 2016-07-27 | 湖北工业大学 | Novel manual hydraulic pressure trailer |
| CN206720669U (en) * | 2017-04-18 | 2017-12-08 | 张磊 | A kind of electric transport vehicle |
| CN107512297A (en) * | 2017-08-18 | 2017-12-26 | 中国船舶重工集团公司第七�三研究所 | A kind of waggon for crossing threshold |
| CN109941373A (en) * | 2019-03-26 | 2019-06-28 | 深兰科技（上海）有限公司 | A kind of robot chassis |
| CN111056489A (en) * | 2019-12-06 | 2020-04-24 | 杭州优智物联科技有限公司 | Forklift and method for transporting goods |
| CN211545825U (en) * | 2019-12-06 | 2020-09-22 | 杭州优智物联科技有限公司 | Forklift device for lifting and pushing goods |
| CN111114565A (en) * | 2019-12-31 | 2020-05-08 | 武昌船舶重工集团有限公司 | Loading vehicle for large-sized cylinder workpiece |
Non-Patent Citations (2)
| Title |
|---|
| （德）奥利菲·博尔克纳等著；杨祖群译: "《机械切削加工技术》", 31 December 2014, 长沙：湖南科学技术出版社 * |
| 李和平，李芾: "《高速列车制动系统》", 31 March 2019, 成都：西南交通大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024011369A1 (en) * | 2022-07-11 | 2024-01-18 | 中铁上海工程局集团第三工程有限公司 | Precise paving equipment for mechanized cross-track construction of prefabricated component |
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Application publication date: 20201225 |
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| RJ01 | Rejection of invention patent application after publication |