CN112141151A - Hidden stop device - Google Patents
Hidden stop device Download PDFInfo
- Publication number
- CN112141151A CN112141151A CN202011096692.6A CN202011096692A CN112141151A CN 112141151 A CN112141151 A CN 112141151A CN 202011096692 A CN202011096692 A CN 202011096692A CN 112141151 A CN112141151 A CN 112141151A
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- CN
- China
- Prior art keywords
- limiting
- lifting
- hydraulic cylinder
- wedge
- cover plate
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- 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.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D45/00—Means or devices for securing or supporting the cargo, including protection against shocks
- B61D45/001—Devices for fixing to walls or floors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D3/00—Wagons or vans
- B61D3/16—Wagons or vans adapted for carrying special loads
- B61D3/18—Wagons or vans adapted for carrying special loads for vehicles
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to a hidden limiting device. The limiting device comprises a cover plate, a limiting hydraulic cylinder, a cover plate connecting rod, a limiting hydraulic rod, a horizontal limiting slide rail, a wedge-shaped limiting block, a lifting slide rail, a lifting slide block, a limiting hydraulic cylinder base, a lifting hydraulic cylinder, a lifting hydraulic rod and a lifting support platform. The hidden limiting device is matched with the transverse motion in a longitudinal direction to realize the protrusion and the hiding on the transportation bearing platform. The hidden limiting device is high in automation degree, and the transportation bearing platform can be recycled. The hidden limiting device is suitable for bearing platforms of railway flatcars and sedan cars, and can be used for bearing various vehicles such as tire type vehicles, crawler type vehicles and the like.
Description
Technical Field
The invention relates to the field of railway flatcar transportation, in particular to a hidden vehicle limiting device.
Background
Railway network lines are currently the primary means of vehicle transportation. Since the vehicle may move due to jolt and vibration during transportation, thereby causing accidents, a reliable limiting device is needed to limit and fix the vehicle on the railway flat car. Present common spacing mode has artifical installation or welding wedge stopper to and fix the wedge stopper through jack and insert the post, but these spacing modes make railway flatcar all need dismantle or change the wedge stopper after transporting at every turn, not only lead to the vehicle loading and unloading to waste time and energy, and the cost of transportation increases, also causes the wasting of resources serious. Therefore, the railway flatcar needs to develop a nondestructive and convenient limiting device.
Disclosure of Invention
The invention aims to provide a limiting device which is lossless, convenient and fast, has high automation degree and can be hidden under a railway flatcar in a non-working state.
The utility model provides a hidden stop device which characterized in that: the device comprises a cover plate 2, a limiting hydraulic cylinder 5, a cover plate connecting rod 6, a limiting hydraulic rod 7, a horizontal limiting slide rail 9, a wedge-shaped limiting block 10, a limiting slide block 13, a lifting slide rail 14, a lifting slide block 15, a limiting hydraulic cylinder base 16, a lifting hydraulic cylinder 17, a lifting hydraulic rod 18, a lifting support platform 21, a lower connecting column 22 and an upper connecting column 23; one end of the limiting hydraulic cylinder 5 and the limiting hydraulic cylinder base 16 are fixed on the lifting slide block 15; the other end of the limiting hydraulic cylinder 5 is connected with a limiting hydraulic rod 7, and the front end of the limiting hydraulic rod 7 is connected with a wedge-shaped limiting block 10; the limiting slide block 13 at the bottom of the wedge-shaped limiting block 10 is matched with the horizontal limiting slide rail 9 in shape; the cover plate 2 is fixed on the transportation bearing platform 1 through a cover plate pin hole 3 and a cover plate pin shaft 4; the lifting support platform 21 is fixedly connected with the lifting slide block 15, and the middle parts of the lifting support platform 21 and the cover plate 2 are respectively provided with a lower connecting column 22 and an upper connecting column 23. Two ends of the cover plate connecting rod 6 are respectively matched with the upper connecting column 23 and the lower connecting column 22 through pin shafts and pin holes to form rotating pair matching; a lift cylinder 17 and a lift hydraulic rod 18 are fixed to one side of the lift slider 15.
Furthermore, the middle of the limiting hydraulic rod 7 and the wedge-shaped limiting block 10 is connected through a universal joint 8, so that the situation that the wedge-shaped limiting block 10 generates lateral force on the limiting hydraulic rod 7 when the wedge-shaped limiting block receives impact load is avoided.
Furthermore, the rubber pad 11 is installed on the wedge-shaped limiting block 10, so that the rigid impact between the transport vehicle and the wedge-shaped limiting block 10 can be reduced, and the rubber pad 11 is fixed on the working contact surface of the wedge-shaped limiting block 10 through the fixing bolt 12.
Further, the lifting slide rail 14 and the lifting slide block 15 form a lifting rail pair, the lifting slide rail 14 is matched with the lifting slide block in shape, and the cross section of the lifting rail pair can be circular, rectangular, triangular, dovetail-shaped or a combination of these shapes, and the like.
Furthermore, a limiting slide block 13 at the bottom of the wedge-shaped limiting block 10 and the horizontal limiting slide rail 9 form a limiting rail pair with matched shapes, and the cross section of the limiting rail pair can be circular, rectangular, triangular or dovetail or a combination of the shapes.
Further, the length of the horizontal limiting slide rail 9 is larger than the stroke of the limiting hydraulic rod 7 and the wedge-shaped limiting block 10, so that when foreign matters exist in the horizontal limiting slide rail 9, the foreign matters can be pushed into the spare part of the horizontal limiting slide rail 9, and the normal sliding of the limiting hydraulic rod 7 and the wedge-shaped limiting block 10 cannot be influenced.
Furthermore, the limiting hydraulic cylinder 5 is a buffering hydraulic cylinder with a built-in spring and can bear certain impact load.
Further, the landing hydraulic cylinder 17 and the landing hydraulic rod 18 are hinged to a landing hydraulic cylinder pin 20 and a landing hydraulic rod pin 19 through their respective pin holes.
Further, reinforcing ribs 24 may be added below the landing support platform 21 to provide sufficient support. The reinforcing rib can be made of Q45 steel and is fixed between the lifting support platform 21 and the lifting slide block 15 in a welding mode.
Furthermore, the hidden limiting devices are installed at four corners of the transportation bearing platform 1 for matching use.
In the working state of the hidden limiting device, the lifting hydraulic cylinder 17 drives the lifting slide block 15 to longitudinally move upwards in the lifting slide rail 14 through the lifting hydraulic rod 18, the cover plate 2 is gradually opened under the support of the cover plate connecting rod 6, and the limiting hydraulic cylinder 5 drives the limiting hydraulic rod 7, the wedge-shaped limiting block 10 and the limiting slide block 13 to transversely slide to the optimal limiting position along the horizontal limiting slide rail 9 preset on the transportation bearing platform 1. The wedge stopper 10 is locked by frictional self-locking under the pressure of the transported vehicle. Under the state of recovering the hidden state, the lifting slide block 15 moves downwards along the lifting slide rail 14 in the longitudinal direction, and the limiting hydraulic rod 7 and the wedge-shaped limiting block 10 move out of the horizontal limiting slide rail 9 in the transverse direction. When the lifting support platform 21 falls, the cover plate connecting rod 6 and the upper connecting column 23 are pulled by the lower connecting column 22, and the upper connecting column 23 drives the cover plate 2 to rotate around the cover plate pin shaft 4 to fall and close gradually. The transportation bearing platform 1 can be embedded after the cover plate 2 is completely closed, and the surface of the transportation bearing platform 1 is in a flat state.
The hidden limiting device has high automation degree, improves the loading and unloading efficiency of the vehicle, and has stable performance and high reliability. The wedge-shaped limiting block is not required to be manually taken down in a non-working state, and the problem that the railway flatcar is replaced after one-time transportation is solved. After the hidden limiting device is installed, the railway flatcar can be recycled. The hidden limiting device is suitable for bearing platforms of railway flatcars and sedan cars and can be used for bearing various vehicles such as tire type vehicles, crawler type vehicles and the like.
Drawings
Fig. 1 is a schematic structural view of the limiting device in a working state.
Fig. 2 is a top view of the stop device according to the present invention in an operating state.
Fig. 3 is a hidden bottom view of the position limiting device of the present invention.
Fig. 4 is a schematic diagram of the position distribution of the limiting device on the transportation load-bearing platform 1.
Detailed Description
The invention is further described with reference to the accompanying drawings:
in the drawings of the present application:
transportation load-bearing platform 1, apron 2, apron pinhole 3, apron round pin axle 4, spacing pneumatic cylinder 5, apron connecting rod 6, spacing hydraulic stem 7, universal joint 8, horizontal spacing slide rail 9, wedge stopper 10, rubber pad 11, fixing bolt 12, spacing slider 13, slide rail 14 rises and falls, slider 15 rises and falls, spacing pneumatic cylinder base 16, pneumatic cylinder 17 rises and falls, hydraulic stem 18 rises and falls, hydraulic stem round pin axle 19 rises and falls, pneumatic cylinder round pin axle 20 rises and falls, supporting platform 21 rises and falls, lower spliced pole 22, go up spliced pole 23, strengthening rib 24.
Example 1
As shown in fig. 1-2, one end of the limiting hydraulic cylinder 5 and the limiting hydraulic cylinder base 16 are fixed on the lifting slide block 15 through a connecting bolt; the other end of the limiting hydraulic cylinder 5 is connected with a limiting hydraulic rod 7, and the limiting hydraulic rod 7 can slide in the limiting hydraulic cylinder 5. The front end of the limiting hydraulic rod 7 is connected with a wedge-shaped limiting block 10 through a universal joint 8. The inclined plane of the wedge-shaped limiting block 10 is provided with a rubber pad 11 which is fixed on the inclined plane through a fixing bolt 12. The limiting slide block 13 at the bottom of the wedge-shaped limiting block 10 is matched with the horizontal limiting slide rail 9 in shape. The cover plate 2 is fixed on the transportation bearing platform 1 through a cover plate pin hole 3 and a cover plate pin shaft 4, and a cover plate connecting rod 6 is arranged in the middle of the cover plate. The lifting support platform 21 is fixedly connected with the lifting slide block 15 through a bolt, and the middle parts of the lifting support platform 21 and the cover plate 2 are respectively provided with a lower connecting column 22 and an upper connecting column 23. Two ends of the cover plate connecting rod 6 are respectively matched with the upper connecting column 23 and the lower connecting column 22 through pin shafts and pin holes to form rotating pair matching. The lift hydraulic cylinder 17 and the lift hydraulic rod 18 are respectively hinged with a lift hydraulic cylinder pin shaft 20 and a lift hydraulic rod pin shaft 19 through respective pin holes.
In the working state, the lifting hydraulic cylinder 17 fixed on one side of the lifting slider 15 drives the lifting slider 15 to vertically move up in the lifting slide rail 14 through the lifting hydraulic rod 18, the cover plate 2 is gradually opened under the support of the cover plate connecting rod 6, and the limiting hydraulic cylinder 5 drives the limiting hydraulic rod 7 and the wedge-shaped limiting block 10 to transversely slide to the optimal limiting position along the preset horizontal limiting slide rail 9 on the transportation bearing platform 1. The wedge stopper 10 is locked by frictional self-locking under the pressure of the transported vehicle.
Reinforcing ribs as shown in fig. 3 can be added below the landing support platform 21 to provide support.
As shown in fig. 4, four limiting devices according to the present invention are respectively disposed at four corners of the transportation load-bearing platform 1 to jointly fix the tracked vehicle.
Example 2
As shown in fig. 3, when the limiting device of the invention is in the hidden state, the lifting hydraulic cylinder 17 drives the lifting slider 15 to move down longitudinally along the lifting slide rail 14, and the limiting hydraulic cylinder 5 drives the limiting hydraulic rod 7 and the wedge-shaped limiting block 10 to move out of the horizontal limiting slide rail 9 laterally. When the lifting support platform 21 falls, the cover plate connecting rod 6 and the upper connecting column 23 are pulled by the lower connecting column 22, and the upper connecting column 23 drives the cover plate 2 to rotate around the cover plate pin shaft 4 to fall and close gradually. At this time, the surface of the transportation loading platform 1 is in a flat state.
The foregoing is a detailed description of the embodiments of the invention, rather than a detailed description of the invention, and it will be appreciated by those skilled in the art that various modifications, additions and substitutions can be made to the embodiments described without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides a hidden stop device which characterized in that: the lifting device comprises a cover plate (2), a limiting hydraulic cylinder (5), a cover plate connecting rod (6), a limiting hydraulic rod (7), a horizontal limiting slide rail (9), a wedge-shaped limiting block (10), a limiting slide block (13), a lifting slide rail (14), a lifting slide block (15), a limiting hydraulic cylinder base (16), a lifting hydraulic cylinder (17), a lifting hydraulic rod (18), a lifting support platform (21), a lower connecting column (22) and an upper connecting column (23); one end of the limiting hydraulic cylinder (5) and a limiting hydraulic cylinder base (16) are fixed on the lifting slide block (15); the other end of the limiting hydraulic cylinder (5) is connected with a limiting hydraulic rod (7), and the front end of the limiting hydraulic rod (7) is connected with a wedge-shaped limiting block (10); a limiting slide block (13) at the bottom of the wedge-shaped limiting block (10) is matched with the horizontal limiting slide rail (9) in shape; the cover plate (2) is fixed on the transportation bearing platform (1) through a cover plate pin hole (3) and a cover plate pin shaft (4); the lifting support platform (21) is fixedly connected with the lifting slide block (15), and the middle parts of the lifting support platform (21) and the cover plate (2) are respectively provided with a lower connecting column (22) and an upper connecting column (23); two ends of the cover plate connecting rod (6) are respectively matched with the upper connecting column (23) and the lower connecting column (22) through pin shafts and pin holes to form a rotating pair; the lifting hydraulic cylinder (17) and the lifting hydraulic rod (18) are fixed on one side of the lifting slide block (15).
2. The hidden stop device as claimed in claim 1, wherein: the limiting hydraulic rod (7) is connected with the wedge-shaped limiting block (10) through a universal joint (8).
3. A hidden stop device as claimed in claim 1 or 2, wherein: the wedge-shaped limiting block (10) is provided with a rubber pad (11), and the rubber pad (11) is fixed on the working contact surface of the wedge-shaped limiting block (10) through a fixing bolt (12).
4. A hidden stop device as claimed in any one of claims 1 to 3, wherein: the lifting slide rail (14) is matched with the lifting slide block (15) in shape, and the cross section of the lifting slide rail is circular, rectangular, triangular or dovetail-shaped or the combination of the shapes.
5. The hidden stop device as claimed in claim 4, wherein: the cross section shapes of the limiting slide block (13) at the bottom of the wedge-shaped limiting block (10) and the horizontal limiting slide rail (9) are circular, rectangular, triangular, dovetail or the combination of the shapes.
6. The concealed stop device according to claim 1, 2 or 5, wherein: the limiting hydraulic cylinder (5) is a buffer hydraulic cylinder with a built-in spring.
7. The hidden stop device as claimed in claim 6, wherein: the length of the horizontal limiting slide rail (9) is larger than the stroke of the limiting hydraulic rod (7) and the wedge-shaped limiting block (10).
8. A concealed stop device according to claim 1, 2, 5 or 7, wherein: a plurality of reinforcing ribs (24) can be additionally arranged below the lifting supporting platform (21).
9. The hidden stop device as claimed in claim 8, wherein: the lifting hydraulic cylinder (17) and the lifting hydraulic rod (18) are respectively hinged with a lifting hydraulic cylinder pin shaft (20) and a lifting hydraulic rod pin shaft (19) through respective pin holes.
10. A concealed stop device according to claim 1, 2, 5, 7 or 9, wherein: the hidden limiting devices are simultaneously installed at four corners of the transportation bearing platform (1) to be matched for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011096692.6A CN112141151A (en) | 2020-10-14 | 2020-10-14 | Hidden stop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011096692.6A CN112141151A (en) | 2020-10-14 | 2020-10-14 | Hidden stop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112141151A true CN112141151A (en) | 2020-12-29 |
Family
ID=73951838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011096692.6A Pending CN112141151A (en) | 2020-10-14 | 2020-10-14 | Hidden stop device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112141151A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113219868A (en) * | 2021-04-30 | 2021-08-06 | 新兴铸管股份有限公司 | Stride flat car remote operation network intelligence control system |
-
2020
- 2020-10-14 CN CN202011096692.6A patent/CN112141151A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113219868A (en) * | 2021-04-30 | 2021-08-06 | 新兴铸管股份有限公司 | Stride flat car remote operation network intelligence control system |
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