CN107444232B - Automatic lifting device for carriage rear door - Google Patents
Automatic lifting device for carriage rear door Download PDFInfo
- Publication number
- CN107444232B CN107444232B CN201710561027.1A CN201710561027A CN107444232B CN 107444232 B CN107444232 B CN 107444232B CN 201710561027 A CN201710561027 A CN 201710561027A CN 107444232 B CN107444232 B CN 107444232B
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- Prior art keywords
- pulley
- guide rail
- fixed
- pulley block
- movable
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- 238000004804 winding Methods 0.000 claims description 10
- 230000003028 elevating effect Effects 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 11
- 239000010959 steel Substances 0.000 abstract description 11
- 230000001174 ascending effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/44—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading having a loading platform thereon raising the load to the level of the load-transporting element
- B60P1/4414—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading having a loading platform thereon raising the load to the level of the load-transporting element and keeping the loading platform parallel to the ground when raising the load
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/44—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading having a loading platform thereon raising the load to the level of the load-transporting element
- B60P1/4471—General means for controlling movements of the loading platform, e.g. hydraulic systems
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Types And Forms Of Lifts (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses an automatic lifting device for a carriage rear door, which comprises a main beam, a steel wire rope, a tubular standing support, a first fixed guide rail, a movable guide rail, a rear door and a U-shaped frame, wherein the top of the main beam is provided with a side door, the bottom of the main beam is provided with a winch bracket, the winch bracket is provided with a winch, the winch is provided with a reel, the side door is provided with the tubular standing support, and one side of the tubular standing support is fixedly connected with the first fixed guide rail. The invention adopts a carriage back door separating structure, horizontally places the carriage back door, installs the pulley block on the separating structure, installs the guide rail on the side door side supports at two sides of the carriage, installs the pulley block in the guide rail, provides ascending and descending power by using a winch, a steel wire rope, a fixed pulley, a movable pulley, a sliding guide rail and the like, drags the horizontally placed carriage back door to slide up and down along the guide rail, and achieves the aim of loading and unloading during the up and down movement of the carriage back door.
Description
[ field of technology ]
The invention relates to the technical field of mechanical equipment in the transportation industry, in particular to an automatic lifting device for a carriage back door.
[ background Art ]
The traditional carriage back doors are all hinged on the carriage bottom by hinges, the lock catch on the doors is released when goods are loaded and unloaded, the doors are turned over to the ground direction, the goods are loaded into the carriage by manpower or hoisting machinery, and then the doors are turned over and buckled on the left carriage side door and the right carriage side door, and the lock catch is buckled. The application of the back door on the traditional carriage on the vehicle only plays a role of a container, and the goods can be loaded into the carriage only by manpower or hoisting machinery, so that the transportation cost is increased, and the risk of accidental injury to loading and unloading workers is high. For this purpose, we propose an automatic lifting device for the rear door of a car.
[ invention ]
The invention mainly aims to provide an automatic lifting device for a carriage rear door, which adopts a carriage rear door separating structure, is horizontally placed, is provided with pulley blocks on the separating structure, is additionally provided with guide rails on side door side supports at two sides of a carriage, is arranged in the guide rails, and provides lifting and descending power by utilizing a winch, a steel wire rope, a fixed pulley, a movable pulley, a sliding guide rail and the like, and drags the horizontally placed carriage rear door to slide up and down along the guide rails, so that goods can be assembled and disassembled in the up and down movement of the carriage rear door, thereby effectively solving the problems in the background art.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides an automatic elevating gear of carriage back door, includes girder, wire rope, tubular standing support, fixed rail, movable rail, back door and U type frame, the girder top is equipped with the side door, the girder bottom is equipped with the hoist support, hoist support installs the hoist, the hoist is equipped with the spool, tubular standing support is installed to the side door, tubular standing support one side fixed connection fixed rail, the fixed rail outside is equipped with the movable rail, the movable rail outside is equipped with U type frame, fixed rail, movable rail and U type frame all are equipped with hollow track, be equipped with No. three pulley blocks and set up No. four pulley blocks in No. three pulley block bottoms in the fixed rail hollow track, be equipped with No. two pulley blocks and No. one pulley block that sets up in No. two pulley block bottoms in the movable rail hollow track, no. two pulley blocks, no. three pulley blocks and No. four pulley blocks all are equipped with the slider that sets up, no. three pulley blocks and No. four pulley blocks are installed in the hollow track of movable rail, no. one pulley block and No. two fixed rail are equipped with the fixed rail, no. two fixed rail and No. five pulley blocks are equipped with the fixed rail, no. one side of fixed rail and No. five pulley blocks are equipped with the fixed rail bottom one side of the fixed rail, no. one side is equipped with the fixed rail and No. five pulley blocks and No. three pulley blocks are equipped with the bottom.
Further, the tubular stand support, the first fixed guide rail, the movable guide rail and the side door are all provided with two groups, and are symmetrically arranged by the central line of the main beam.
Further, the height of the upper end of the tubular stand support is flush with the height of the upper end of the side door.
Further, a lock catch arranged at one side of the pin shaft is arranged at the bottom of the rear door.
Further, the length of the winding shaft arranged on the winding machine is equal to the width of the main beam, and the outer ends of the first fixed pulley, the second fixed pulley, the first movable pulley, the first pulley block, the second movable pulley, the third fixed pulley, the fourth fixed pulley, the fifth fixed pulley, the third pulley block, the fourth pulley block and the winding shaft are all in the same vertical plane.
Compared with the prior art, the invention has the following beneficial effects: adopt carriage back door separation structure, the level is placed to install the assembly pulley on separation structure, install the guide rail additional on carriage both sides side door temple, the assembly pulley is installed in the guide rail, utilizes hoist engine, wire rope, fixed pulley, movable pulley, sliding guide etc. to provide ascending, descending power, drags the carriage back door of level place and reciprocates along the guide rail and slides, the goods reaches the mesh of loading and unloading in the upper and lower removal of carriage back door, has overall structure simple, light in weight, simple to operate's advantage.
[ description of the drawings ]
Fig. 1 is a schematic diagram of the overall structure of an automatic lifting device for a rear door of a vehicle cabin.
Fig. 2 is an expanded schematic view of an automatic lifting device for a rear door of a vehicle cabin according to the present invention.
Fig. 3 is a rear view of an automatic lifting device for a rear door of a vehicle compartment according to the present invention.
Fig. 4 is a schematic diagram of a pulley block structure of an automatic lifting device for a rear door of a carriage.
Fig. 5 is a schematic view of a rail structure of an automatic lifting device for a rear door of a vehicle cabin according to the present invention.
In the figure: 1. a main beam; 2. a hoist bracket; 3. a hoist; 4. a reel; 5. a wire rope; 6. a first fixed pulley; 7. a tubular stand support; 8. a second fixed pulley; 9. a first movable pulley; 10. a first fixed guide rail; 11. a movable guide rail; 12. a hinge; 13. a pin shaft; 14. locking; 15. a rear door; 16. a chute; 17. a U-shaped frame; 18. a first pulley block; 19. a second pulley block; 20. a second movable pulley; 21. a third fixed pulley; 22. a fourth fixed pulley; 23. a fifth fixed pulley; 24. a third pulley block; 25. a side door; 26. a fourth pulley block; 27. a sliding block.
[ detailed description ] of the invention
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-5, an automatic lifting device for a carriage rear door comprises a main beam 1, a steel wire rope 5, a tubular standing support 7, a first fixed guide rail 10, a movable guide rail 11, a rear door 15 and a U-shaped frame 17, wherein a side door 25 is arranged at the top of the main beam 1, a winch support 2 is arranged at the bottom of the main beam 1, a winch 3 is arranged on the winch support 2, a reel 4 is arranged on the winch 3, the side door 25 is provided with the tubular standing support 7, one side of the tubular standing support 7 is fixedly connected with the first fixed guide rail 10, the movable guide rail 11 is arranged at the outer side of the first fixed guide rail 10, the U-shaped frame 17 is arranged at the outer side of the movable guide rail 11, the first fixed guide rail 10, the movable guide rail 11 and the U-shaped frame 17 are all provided with hollow tracks, a third pulley block 24 and a fourth pulley block 26 arranged at the bottom of the third pulley block 24 are arranged in the hollow tracks of the first fixed guide rail 10, the hollow track of the movable guide rail 11 is internally provided with a second pulley block 19 and a first pulley block 18 arranged at the bottom of the second pulley block 19, the first pulley block 18, the second pulley block 19, a third pulley block 24 and a fourth pulley block 26 are respectively provided with a sliding block 27, the sliding blocks 27 arranged on the third pulley block 24 and the fourth pulley block 26 are arranged in the hollow track of the movable guide rail 11, the sliding blocks 27 arranged on the first pulley block 18 and the second pulley block 19 are arranged in the hollow track of the U-shaped frame 17, the U-shaped frame 17 is provided with a sliding groove 16, the U-shaped frame 17 is connected with a back door 15 through a hinge 12, the top of the tubular standing support 7 is provided with a fifth fixed pulley 23, one side of the fifth fixed pulley 23 is provided with a third fixed pulley 21 and a fourth fixed pulley 22 arranged at the top of the third fixed pulley 21, the outer side of the movable guide rail 11 is provided with a second movable pulley 20, the bottom of the tubular standing support 7 is provided with a first fixed pulley 6, the bottom of the first fixed guide rail 10 is provided with a second fixed pulley 8, and the bottom of the movable guide rail 11 is provided with a first movable pulley 9.
The invention relates to an automatic lifting device for a carriage rear door, which is characterized in that a rope head of a steel wire rope 5 is taken out from a reel at one end of a winch 3, the steel wire rope enters a tubular standing support 7 upwards from a first fixed pulley 6 at the bottom of the tubular standing support 7, enters a first fixed guide rail 10 from a fifth fixed pulley 23 at the upper end of the tubular standing support 7, enters a second fixed pulley 2 at the bottom of the first fixed guide rail 10 downwards from a gap between a fourth pulley block 26 and the first fixed guide rail 10, bypasses the second fixed pulley 8, enters a gap between the first fixed guide rail 10 and a movable guide rail 11 upwards, penetrates upwards from the gap between the first fixed guide rail 10 and the movable guide rail 11, enters a 39-4 fixed pulley groove at a high position, bypasses the fourth fixed pulley 22 groove at the high position and enters a third fixed pulley 21 groove at a low position, penetrates out from the joint part of the fourth fixed pulley 22 groove at the high position and the third fixed pulley 21 groove at the low position, the steel wire rope head bypasses the second movable pulley 20 at the top end of the movable guide rail 11, and downwards enters the U-shaped frame 17 from the second movable pulley 20 groove to be fixedly connected with the chute 16 in the U-shaped frame 17, the wire rope threading method at the other end is the same as the threading method, when the structure is used, the upper lock catch 14 and the lower lock catch 14 at the two sides of the carriage back door 15 are loosened, the back door 15 is put down backwards, the winch 3 is started, the winding reel 4 outwards spits the wound steel wire rope 5, the back door 15 and the U-shaped frame 17 fall to the bottom of the movable guide rail 11 under the action of gravity, the movable guide rail 11 is driven to slide downwards after the lower end surface of the movable guide rail 11 is blocked, the back door 15 falls to the ground, and the descending process of the structure is completed, when lifting, the winch 3 is reversed, the reel 4 winds the discharged steel wire rope 5, the rear door 15 and the U-shaped frame 17 are lifted to the top of the movable guide rail 11 under the action of the pulling force of the steel wire rope 5, the movable guide rail 11 is driven to slide upwards after the upper end face sealing plate at the top of the movable guide rail 11 is blocked until the rear door 15 is lifted to be leveled with the bottom of a carriage, the lifting process of the structure is completed, the upper lock catch 14 and the lower lock catch 14 on the two sides of the rear door 15 of the carriage are fastened, the carriage rear door separation structure is adopted and horizontally placed, pulley blocks are arranged on the separation structure, guide rails are additionally arranged on side door side supports on the two sides of the carriage, the pulley blocks are arranged in the guide rails, lifting and descending power is provided by utilizing the winch, the steel wire rope, the fixed pulleys, the movable pulleys, the sliding guide rails and the like, and the horizontally placed carriage rear door is dragged to slide up and down along the guide rails, and the goods can be assembled and disassembled in the up and down movement of the carriage rear door.
Wherein, tubular stand support 7, a number one decide guide rail 10, move guide rail 11 and side door 25 all are equipped with two sets of, and set up with girder 1 central line symmetry.
Wherein the height of the upper end of the tubular stand support 7 is flush with the height of the upper end of the side door 25.
Wherein, 13 are arranged at the bottom of the back door 15, and a lock catch 14 is arranged at one side of the pin shaft 13.
The length of the winding shaft 4 arranged on the winding machine 3 is equal to the width of the main beam 1, and the outer ends of the first fixed pulley 6, the second fixed pulley 8, the first movable pulley 9, the first pulley block 18, the second pulley block 19, the second movable pulley 20, the third fixed pulley 21, the fourth fixed pulley 22, the fifth fixed pulley 23, the third pulley block 24, the fourth pulley block 26 and the winding shaft 4 are all in the same vertical plane.
The U-shaped frame 17 may move up and down along the movable rail 11 through the first pulley block 18 and the second pulley block 19, and the movable rail 11 may move up and down along the first fixed rail 10 through the third pulley block 24 and the fourth pulley block 26.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. The utility model provides an automatic elevating gear of carriage back door, includes girder (1), wire rope (5), tubular standing support (7), first fixed guide rail (10), moves guide rail (11), back door (15) and U type frame (17), its characterized in that: the top of the main beam (1) is provided with a side door (25), the bottom of the main beam (1) is provided with a winch bracket (2), the winch bracket (2) is provided with a winch (3), the winch (3) is provided with a reel (4), the side door (25) is provided with a tubular standing support (7), one side of the tubular standing support (7) is fixedly connected with a first fixed guide rail (10), the outer side of the first fixed guide rail (10) is provided with a movable guide rail (11), the outer side of the movable guide rail (11) is provided with a U-shaped frame (17), the first fixed guide rail (10), the movable guide rail (11) and the U-shaped frame (17) are all provided with hollow rails, the hollow track of the first fixed guide rail (10) is internally provided with a third pulley block (24) and a fourth pulley block (26) arranged at the bottom of the third pulley block (24), the hollow track of the movable guide rail (11) is internally provided with a second pulley block (19) and a first pulley block (18) arranged at the bottom of the second pulley block (19), the first pulley block (18), the second pulley block (19), the third pulley block (24) and the fourth pulley block (26) are respectively provided with a sliding block (27), the sliding blocks (27) arranged on the third pulley block (24) and the fourth pulley block (26) are arranged in the hollow track of the movable guide rail (11), the sliding blocks (27) arranged on the first pulley block (18) and the second pulley block (19) are arranged in a hollow track of the U-shaped frame (17), the U-shaped frame (17) is provided with a sliding groove (16), the U-shaped frame (17) is connected with a rear door (15) through a hinge (12), the top of the tubular standing support (7) is provided with a fifth fixed pulley (23), one side of the fifth fixed pulley (23) is provided with a third fixed pulley (21) and a fourth fixed pulley (22) arranged on the top of the third fixed pulley (21), the outer side of the movable guide rail (11) is provided with a second movable pulley (20), the bottom of the tubular standing support (7) is provided with a first fixed pulley (6), the bottom of the first fixed guide rail (10) is provided with a second fixed pulley (8), the bottom of the movable guide rail (11) is provided with a first movable pulley (9), the tubular standing support (7), the first fixed guide rail (10), the movable guide rail (11) and the side door (25) are provided with two groups, and the main beam (1) is arranged with a symmetrical center line,
the height of the upper end of the tubular stand support (7) is flush with the height of the upper end of the side door (25).
2. The automatic lifting device for a rear door of a vehicle according to claim 1, wherein: the length of a winding shaft (4) arranged on the winding machine (3) is equal to the width of the main beam (1), and the outer ends of a fixed pulley (6), a second fixed pulley (8), a movable pulley (9), a first pulley block (18), a second pulley block (19), a second movable pulley (20), a third fixed pulley (21), a fourth fixed pulley (22), a fifth fixed pulley (23), a third pulley block (24), a fourth pulley block (26) and the winding shaft (4) are all in the same vertical plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710561027.1A CN107444232B (en) | 2017-07-11 | 2017-07-11 | Automatic lifting device for carriage rear door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710561027.1A CN107444232B (en) | 2017-07-11 | 2017-07-11 | Automatic lifting device for carriage rear door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107444232A CN107444232A (en) | 2017-12-08 |
| CN107444232B true CN107444232B (en) | 2023-09-22 |
Family
ID=60488845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710561027.1A Active CN107444232B (en) | 2017-07-11 | 2017-07-11 | Automatic lifting device for carriage rear door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107444232B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109333490B (en) * | 2018-12-03 | 2021-11-12 | 海阳三贤电子科技有限公司 | Wire hanging machine for automobile wire harness production |
| CN109333489B (en) * | 2018-12-03 | 2021-11-05 | 长沙新亮电子科技有限公司 | Wire hanging machine for automobile wire harness production |
| CN111806348B (en) * | 2020-07-22 | 2024-06-04 | 佛山市绿尖电动车有限公司 | Automatic rear door elevator for electric vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1131564A (en) * | 1966-08-23 | 1968-10-23 | E J Ratcliff Mechanical Engine | Platform lift |
| JP2004106576A (en) * | 2002-09-13 | 2004-04-08 | Hamana Works:Kk | Rear gate device of car carrier, and car carrier |
| CN201080151Y (en) * | 2007-09-29 | 2008-07-02 | 马福洪 | Cargo loading and unloading device for truck |
| CN101428578A (en) * | 2008-11-20 | 2009-05-13 | 重庆宗申技术开发研究有限公司 | Lifting mechanism of transport vehicle |
| CN104555204A (en) * | 2014-06-05 | 2015-04-29 | 安徽双鹿车业有限公司 | Underpinning-type automatic clamping and lifting device for sanitation vehicle |
| CN105152097A (en) * | 2015-08-13 | 2015-12-16 | 长春轨道客车股份有限公司 | Sliding-plug door installation lifting device |
| CN207257479U (en) * | 2017-07-11 | 2018-04-20 | 安徽双鹿车业有限公司 | A kind of compartment tail gate apparatus for automatically lifting |
-
2017
- 2017-07-11 CN CN201710561027.1A patent/CN107444232B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1131564A (en) * | 1966-08-23 | 1968-10-23 | E J Ratcliff Mechanical Engine | Platform lift |
| JP2004106576A (en) * | 2002-09-13 | 2004-04-08 | Hamana Works:Kk | Rear gate device of car carrier, and car carrier |
| CN201080151Y (en) * | 2007-09-29 | 2008-07-02 | 马福洪 | Cargo loading and unloading device for truck |
| CN101428578A (en) * | 2008-11-20 | 2009-05-13 | 重庆宗申技术开发研究有限公司 | Lifting mechanism of transport vehicle |
| CN104555204A (en) * | 2014-06-05 | 2015-04-29 | 安徽双鹿车业有限公司 | Underpinning-type automatic clamping and lifting device for sanitation vehicle |
| CN105152097A (en) * | 2015-08-13 | 2015-12-16 | 长春轨道客车股份有限公司 | Sliding-plug door installation lifting device |
| CN207257479U (en) * | 2017-07-11 | 2018-04-20 | 安徽双鹿车业有限公司 | A kind of compartment tail gate apparatus for automatically lifting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107444232A (en) | 2017-12-08 |
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