Mask reinforcing device and railway flatcar
Through the combination of guide rods and fixed stops, the problem of damage to the wooden floor of the railway flat car is solved, effective fixation and life of the vehicle are achieved, and operating costs are reduced.
Patent Information
- Application Number
- CN202422274347.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-18
- Publication Date
- 2025-07-18
- Estimated Expiration
- 2034-09-18
AI Technical Summary
When existing railway flat vehicles transport tracked vehicles, nailing operations cause damage to the wooden floor, resulting in short maintenance cycle and high application cost.
A combination device of guide rod, column plug and fixed stop is used to insert it into the column slot of the railway flat car through the column plug. The fixed stop is located above the wooden floor to achieve solid blocking of the vehicle and avoid direct damage to the wooden floor.
Effective fixation of transport vehicles on railway flat trucks has been achieved, extending the service life of wooden floors, reducing operating costs, and no structural modification of existing railway flat trucks has been required.
Smart Images
Figure CN223116351U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a masking reinforcement device and a flat car for railways. Background Art
[0002] Flat cars for railways can be used to transport crawler vehicles. The floors of flat cars for railways are generally made of pine wood. Claw nails and round steel nails are often used to fix the retaining timbers. During the process of nailing and removing the retaining timbers, the wooden floors of the vehicles are easily damaged. During the loading and unloading operations of crawler vehicles, the damage to the floors will be aggravated, resulting in a short maintenance cycle for the flat cars with wooden floors and increasing the operation cost of the vehicles.
[0003] It is necessary to reduce the damage to the wooden floors caused by nailing operations to extend the service life of the wooden floors of flat cars for railways. Summary of the Utility Model
[0004] The utility model provides a masking reinforcement device and a flat car for railways to reduce the wear of the wooden floors of flat cars for railways.
[0005] The technical solution of the utility model is as follows: A masking reinforcement device includes:
[0006] A guiding rod, in a rod shape;
[0007] Two column inserts, respectively arranged at two ends of the guiding rod. Each column insert includes a top connecting body, a column inserting connecting body and a bottom connecting plate which are arranged in sequence along the up-down direction. Two ends of the guiding rod are respectively fixed on the top connecting bodies of the two column inserts. The column inserting connecting body is fixedly connected with the top connecting body and has an annular outer peripheral surface. The opening direction of the annular outer peripheral surface is the up-down direction. The bottom connecting plate is horizontally arranged and is detachably and fixedly connected with the column inserting connecting body. The distance between the bottom connecting plate and the column inserting connecting body is adjustable. The bottom connecting plate extends horizontally beyond the annular outer peripheral surface of the column inserting connecting body. The column inserting connecting body further has a top connecting plate covering the upper opening of the annular outer peripheral surface. The top connecting plate extends horizontally beyond the annular outer peripheral surface;
[0008] A fixed stop block, fixed on the guiding rod, having a stop block main body extending along the horizontal radius direction on one side of the guiding rod. The bottom boundary of the stop block main body is higher than the top boundary of the guiding rod.
[0009] Optionally, it further includes: a sleeve, sleeved on the guiding rod. The fixed stop block is arranged on the sleeve. The sleeve is movably fixed on the guiding rod.
[0010] Optionally, a plurality of first positioning holes are arranged at intervals along the length direction of the guide rod. A second positioning hole is formed in the sleeve, and the second positioning hole cooperates with the first positioning holes on the guide rod. The shielding and reinforcing device further includes a pin inserted into the second positioning hole and the first positioning hole that cooperates with it to realize the movable fixation of the sleeve relative to the guide rod.
[0011] Optionally, the sleeve includes a cylinder body and a connecting member fixedly connected to each other. The connecting member is in a plate shape, and the normal direction of the connecting member is parallel to the axial direction of the cylinder body. A third positioning hole is formed in the connecting member, and the third positioning hole is detachably and fixedly connected to the fixed stop block by pin connection.
[0012] Optionally, the fixed stop block includes a connecting plate, and a fourth positioning hole is formed thereon for cooperating with the third positioning hole.
[0013] Optionally, the block body has a vertical first outer side surface, and a wear plate is arranged thereon.
[0014] Optionally, the block body has an inclined outer side surface and a vertical second outer side surface connected to the bottom of the inclined outer side surface. The dihedral angle formed by the inclined outer side surface and the second outer side surface facing the inside of the block body is greater than 90° and less than 180°, and a wear plate is arranged on the inclined outer side surface.
[0015] Optionally, the inside of the column insertion connection body is hollow. The column insertion body further includes a connecting stud and a connecting nut. The first end of the connecting stud is inserted into the hollow area of the column insertion connection body and is fixedly arranged relative to the column insertion connection body. A through hole for inserting the connecting stud is formed in the bottom connecting plate. The second end of the connecting stud passes through the through hole of the bottom connecting plate, and the connecting nut is sleeved on the connecting stud and is located below the bottom connecting plate.
[0016] Optionally, the column insertion body further includes a fixing plate arranged on the inner peripheral surface of the column insertion connection body. A through hole for the first end of the connecting stud to pass through the fixing plate is formed in the fixing plate, and the connecting stud is fixedly arranged relative to the fixing plate.
[0017] The technical solution of the present utility model is as follows: A railway flat car includes a rectangular wooden floor and a plurality of column sockets fixedly arranged relative to the wooden floor. The plurality of column sockets are located outside the long sides of the wooden floor and have a height lower than that of the wooden floor. The column sockets penetrate through from top to bottom. The railway flat car further includes the above-mentioned shielding and strengthening device. The column plug connectors of the two column plugs of the shielding and strengthening device are respectively inserted into two adjacent column sockets. The bottom connecting plate abuts against the lower surface of the column socket, and the top connecting plate of the column plug connector covers the upper surface of the column socket. The block body of the fixed block of the shielding and strengthening device is located above the wooden floor and overlaps with the wooden floor.
[0018] Through the cooperation of the guide rod, the column plug, and the fixed block, when the shielding and strengthening device is arranged on the railway flat car, it can realize the blocking and fixation of the vehicles transported on the railway flat car, cause no damage to the wooden floor of the railway flat car, and there is no need to transform the structure of the existing railway flat car. Description of the Drawings
[0019] Figure 1 It is a schematic structural diagram of the shielding and strengthening device of the present utility model. Among them, Figure a is the front view, and Figure b is the top view.
[0020] Figure 2 It is a schematic structural diagram of the column plug. Among them, Figure a is the front view, and Figure b is the side view.
[0021] Figure 3 It is a schematic structural diagram of the guide rod.
[0022] Figure 4 It is a schematic structural diagram of the sleeve. Among them, Figure a is the front view, Figure b is the left view, and Figure c is the top view.
[0023] Figure 5 It is a schematic structural diagram of the fixed block. Among them, Figure a is the front view, Figure b is the left view, and Figure c is the top view.
[0024] Figure 6 It is a schematic structural diagram of the buffer washer. Among them, Figure a is the left view, and Figure b is the AA cross-sectional view.
[0025] Figure 7 It is a schematic structural diagram of the lock nut. Among them, Figure a is the side view, and Figure b is the front view.
[0026] Figure 8 It is a top view of a partial structure of the railway flat car.
[0027] The reference numerals in the figures are as follows: 1, column insertion body; 2, guide rod; 3, sleeve; 4, fixed stop; 5, buffer washer; 6, locking nut; 7, pin; 11, top connection body; 12, column insertion connection body; 13, fixing plate; 14, connecting stud; 15, connecting nut; 16, bottom connecting plate; 17, top connecting plate; 21, end guide rod; 22, middle guide rod; 23, first positioning hole; 31, cylinder body; 32, connecting piece; 321, third positioning hole; 33, second positioning hole; 41, connecting plate; 411, fourth positioning hole; 42, reinforcing plate; 43, stop block body; 44, wear plate; 45, rib plate; 61, installation groove; 100, wooden floor; 200, column insertion slot. Detailed implementation manners
[0028] The following further describes the present utility model with reference to specific embodiments, but the protection scope of the present utility model is not limited thereto.
[0029] Refer to Figure 1 and Figure 2 Some embodiments of the present utility model provide a shielding and strengthening device, including: a guide rod 2, two column insertion bodies 1 and a fixed stop 4.
[0030] The guide rod 2 is rod-shaped. The spatial position relationship described in the present utility model is that the guide rod 2 is set in a horizontally placed state, and the railway flat car is set in a horizontally placed state.
[0031] The two column insertion bodies 1 are respectively arranged at both ends of the guide rod 2. The column insertion body 1 includes a top connection body 11, a column insertion connection body 12 and a bottom connecting plate 16 which are sequentially arranged along the up-down direction. Both ends of the guide rod 2 are respectively fixed on the top connection bodies 11 of the two column insertion bodies 1. The column insertion connection body 12 is fixedly connected to the top connection body 11 and the column insertion connection body 12 has an annular outer peripheral surface. The opening direction of the annular outer peripheral surface is the up-down direction. The bottom connecting plate 16 is horizontally arranged and is detachably fixedly connected relative to the column insertion connection body 12. The distance between the bottom connecting plate 16 and the column insertion connection body 12 is adjustable. The bottom connecting plate 16 extends beyond the annular outer peripheral surface of the column insertion connection body 12 in the horizontal direction. The column insertion connection body 12 also has a top connecting plate 17 covering the upper opening of the annular outer peripheral surface. The top connecting plate 17 extends beyond the annular outer peripheral surface of the column insertion connection body 12 in the horizontal direction.
[0032] The column insertion connection body 12 can be solid or hollow, and the latter reduces the weight.
[0033] The fixed stop 4 is fixed on the guide rod 2 and has a stop block body 43 extending along the horizontal radius direction on one side of the guide rod 2. The bottom boundary of the stop block body 43 is higher than the top boundary of the guide rod 2.
[0034] The shielding and reinforcement device of the utility model can be applied to railway flat cars (such as railway flat cars of N17 series and NX17 series, and railway flat cars of NX70 and NX70A models). Refer to Figure 8 As shown, the existing railway flat car includes a rectangular wooden floor 100 and a plurality of column slots 200 fixedly arranged relative to the wooden floor 100. The plurality of column slots 200 are located outside the long sides of the wooden floor 100 and are lower than the wooden floor 100, and the column slots 200 penetrate through up and down. Specifically, an I-beam is arranged below the long side of the wooden floor 100, and the I-beam extends along the long side direction of the wooden floor 100, and the column slots 200 are welded to the I-beam. The column slot 200 is actually a semi-closed ring structure with a notch facing the I-beam side. In the industry, this semi-closed ring structure is customarily called the column slot 200.
[0035] Preferably, the shape and size of the column insertion connection body 12 of the column insertion body 1 match the inner peripheral shape and size of the column slot 200. When in use, the column insertion connection bodies 12 of the two column insertion bodies 1 of the shielding and reinforcement device are respectively inserted into two adjacent column slots 200, the bottom connecting plate 16 abuts against the lower surface of the column slot 200, the top connecting plate 17 of the column insertion connection body 12 covers the upper surface of the column slot 200, and the block body 43 of the fixed block 4 of the shielding and reinforcement device is located above the wooden floor 100 and overlaps with the wooden floor 100. In this state, the guide rod 2 is located outside the long side of the wooden floor 100 and is parallel to the long side of the wooden floor 100. The tires of the vehicle transported on the railway flat car are blocked and fixed by the fixed block 4 above the wooden floor 100. The shielding and reinforcement device is convenient to disassemble and assemble, has a simple structure, and does not cause damage to the wooden floor 100.
[0036] Optionally, the fixed blocks 4 of two adjacent shielding and reinforcement devices cooperate to respectively shield the front wheels and rear wheels on the same side of the same vehicle.
[0037] Through the cooperation of the guide rod 2, the column insertion body 1 and the fixed block 4, when the shielding and reinforcement device is arranged on the railway flat car, it can realize the blocking and fixing of the vehicle transported on the railway flat car, and has no damage to the wooden floor 100 of the railway flat car, and there is no need to transform the structure of the existing railway flat car.
[0038] The fixed part of the column insertion body 1 can be, for example, a welded assembly.
[0039] In some embodiments, the guide rod 2 and the fixed block 4 are fixedly connected immovably. For example, the fixed block 4 is welded to the guide rod 2.
[0040] Optionally, in some other embodiments, refer to Figure 1 and Figure 4, the shielding reinforcement device further includes: a sleeve 3 sleeved on the guide rod 2, a fixed block 4 provided on the sleeve 3, and the sleeve 3 is movably fixed on the guide rod 2. That is, the fixed block 4 is movably fixed on the guide rod 2 through the sleeve 3. During use, the position of the sleeve 3 is adjusted so that the shielding reinforcement device can be used for different models of transported vehicles.
[0041] The guide rod 2 can be an integral structure and can be divided into multiple detachable segments. For example Figure 3 the guide rod 2 in [reference] includes two end guide rods 21 and one middle guide rod 22. The adjacent guide rods 2 are, for example, threadedly connected or plugged together. In this way, the size of the components can be reduced, which is beneficial for transportation.
[0042] Optionally, referring to Figure 3 and Figure 4 and combining with Figure 1 , a plurality of first positioning holes 23 are provided at intervals along the length direction of the guide rod 2, a second positioning hole 33 is provided on the sleeve 3, the second positioning hole 33 can cooperate with the first positioning hole 23 on the guide rod 2, and the shielding reinforcement device further includes a pin 7 inserted into the second positioning hole 33 and the cooperating first positioning hole 23 to realize the movable fixation of the sleeve 3 relative to the guide rod 2. The second positioning hole 33 is preferably an oblong hole, so that the angle of the sleeve 3 during fixation can be appropriately adjusted, thereby further adjusting the angle of the fixed block 4 in the fixed state, so that the bottom of the block body 43 of the fixed block 4 just falls above the wooden floor 100.
[0043] Optionally, referring to Figure 1 , Figure 4 and Figure 5 , the sleeve 3 includes a cylinder body 31 and a connecting piece 32 fixedly connected to each other. The connecting piece 32 is in a plate shape, the normal direction of the connecting piece 32 is parallel to the axial direction of the cylinder body 31, and a third positioning hole 321 is provided on the connecting piece 32. The third positioning hole 321 is detachably fixedly connected to the fixed block 4 by means of pin connection. The cylinder body 31 is, for example, a section of steel pipe, and the connecting piece 32 is welded to the cylinder body 31.
[0044] Optionally, referring to Figure 1 , Figure 4 and Figure 5 , there are 4 connecting pieces 32 on the sleeve 3, in two groups. The fixed block 4 includes a connecting plate 41, on which a fourth positioning hole 411 is provided for cooperating with the third positioning hole 321. Specifically, the connecting plate 41 is arranged between two adjacent connecting pieces 32 and is fixed on the sleeve 3 by these two connecting pieces 32. The fourth positioning hole 411 on the connecting plate 41 and the third positioning hole 321 on the connecting piece 32 are arranged opposite to each other for pin connection.
[0045] The fixed stop block 4 further includes a reinforcing plate 42 connected to the stop block main body 43 for mechanically strengthening the stop block main body 43.
[0046] Optionally, the stop block main body 43 has a vertical first outer side surface, on which a wear plate 44 is provided ( Figure 5 the wear plate 44 on the right side in FIG. a of ).
[0047] Optionally, the stop block main body 43 has an inclined outer side surface and a vertical second outer side surface connected to the bottom of the inclined outer side surface. The dihedral angle formed by the inclined outer side surface and the second outer side surface facing the inside of the stop block main body 43 is greater than 90° and less than 180°. A wear plate 44 is provided on the inclined outer side surface ( Figure 5 the wear plate 44 on the left side in FIG. a of ).
[0048] The wear plate 44 on the inclined outer side surface is used to fix wheeled vehicles (similar to the existing triangular wood reinforcement method), and the wear plate 44 on the vertical outer side surface is used to fix tracked vehicles (similar to the existing square wood reinforcement method). The wear plate 44 is, for example, a wear-resistant plate such as a nylon plate or a metal plate.
[0049] A rib plate 45 is provided in the fixed stop block 4 for improving the mechanical strength of the fixed stop block 4.
[0050] The bottom of the stop block main body 43 presses on the wooden floor 100. A Huawei rubber plate is vulcanized or riveted to the bottom surface of the stop block main body 43. The bottom surface of the stop block main body 43 can also be brushed with anti-slip damping material or provided with a serrated surface to increase the friction coefficient between the stop block main body 43 and the wooden floor 100.
[0051] In other embodiments, both side surfaces of the stop block main body 43 of the fixed stop block 4 have inclined outer side surfaces or both have vertical first outer side surfaces. The former is only used to fix wheeled vehicles, and the latter is only used to fix tracked vehicles.
[0052] Optionally, referring to Figure 2 , the column insertion connection body 12 is hollow inside. The column insertion body 1 further includes a connecting stud 14 and a connecting nut 15. The first end of the connecting stud 14 is inserted into the hollow area of the column insertion connection body 12 and is fixedly arranged relative to the column insertion connection body 12. A through hole for the connecting stud 14 to insert is provided on the bottom connecting plate 16. The second end of the connecting stud 14 passes through the through hole of the bottom connecting plate 16, and the connecting nut 15 is sleeved on the connecting stud 14 and is located below the bottom connecting plate 16.
[0053] Optionally, the column insertion body 1 further includes a fixing plate 13 provided on the inner peripheral surface of the column insertion connection body 12. A through hole for the first end of the connecting stud 14 to pass through the fixing plate 13 is provided on the fixing plate 13, and the connecting stud 14 is fixedly arranged relative to the fixing plate 13.
[0054] In some other embodiments, the first end of the connecting stud 14 is fixed to the top connecting plate 17, so that the fixing plate 13 can be omitted.
[0055] Reference Figure 1 , Figure 2 , Figure 6 and Figure 7 , external threads are provided at both ends of the guide rod 2, the buffer washer 5 is sleeved on the guide rod 2, the top connecting body 11 is annular, the guide rod 2 passes through the top connecting body 11, the buffer washer 5 is located between the top connecting body 11 and the locking nut 6, and by screwing two locking nuts 6 into the center of the guide rod 2, the guide rod 2 is fixed along its axial direction. The buffer washer 5 is used to reduce the impact on the guide rod 2 when the railway flat car accelerates or decelerates. An installation groove 61 is provided on the outer periphery of the locking nut 6 to facilitate the staff to rotate the locking nut 6. The buffer washer 5 is, for example, made of nylon or rubber.
[0056] Based on the same inventive concept, reference Figure 1 and Figure 8 , an embodiment of the present invention further provides a railway flat car, including a rectangular wooden floor 100 and a plurality of column slots 200 fixedly arranged relative to the wooden floor 100. The plurality of column slots 200 are located outside the long sides of the wooden floor 100 and have a height lower than that of the wooden floor 100. The column slots 200 penetrate up and down. The railway flat car further includes the above-mentioned shielding and reinforcement device. The column insertion connectors 12 of the two column insertion bodies 1 of the shielding and reinforcement device are respectively inserted into two adjacent column slots 200, the bottom connecting plate 4116 abuts against the lower surface of the column slot 200, the top connecting plate 17 of the column insertion connector 12 covers the upper surface of the column slot 200, and the block body 43 of the fixed block 4 of the shielding and reinforcement device is located above the wooden floor 100 and overlaps with the wooden floor 100.
[0057] Each embodiment in the present invention is described in a progressive manner. The same or similar parts among the embodiments can be referred to each other, and the key points of each embodiment are the differences from other embodiments.
[0058] The protection scope of the present invention is not limited to the above embodiments. Obviously, those skilled in the art can make various changes and deformations to the present invention without departing from the scope and spirit of the present invention. If these changes and deformations fall within the scope of the claims of the present invention and their equivalent technologies, the intention of the present invention also includes these changes and deformations.
Claims
1. A masking reinforcement device, characterized in that, Comprising: A guide rod, in a rod shape; Two column insertion bodies, respectively arranged at both ends of the guide rod. The column insertion body includes a top connection body, a column insertion connection body, and a bottom connection plate arranged in sequence along the up-down direction. Both ends of the guide rod are respectively fixed on the top connection bodies of the two column insertion bodies. The column insertion connection body is fixedly connected to the top connection body and has an annular outer peripheral surface. The opening direction of the annular outer peripheral surface is in the up-down direction. The bottom connection plate is horizontally arranged and is separably fixedly connected to the column insertion connection body. The distance between the bottom connection plate and the column insertion connection body is adjustable. The bottom connection plate extends horizontally beyond the annular outer peripheral surface of the column insertion connection body. The column insertion connection body also has a top connection plate covering the upper opening of the annular outer peripheral surface, and the top connection plate extends horizontally beyond the annular outer peripheral surface; A fixed stop block, fixed on the guide rod, having a stop block body extending along the horizontal radius direction on one side of the guide rod, and the bottom boundary of the stop block body is higher than the top boundary of the guide rod.
2. The masking reinforcement device according to claim 1, wherein Also comprising: A sleeve, sleeved on the guide rod, with the fixed stop block arranged on the sleeve, and the sleeve is movably fixed on the guide rod.
3. The masking reinforcement device according to claim 2, characterized in that, A plurality of first positioning holes are arranged at intervals along the length direction of the guide rod. A second positioning hole is opened on the sleeve, and the second positioning hole cooperates with the first positioning hole on the guide rod. The masking and reinforcing device further includes a pin inserted into the second positioning hole and the cooperating first positioning hole to realize the movable fixation of the sleeve relative to the guide rod.
4. The mask reinforcement device according to claim 2, characterized in that The sleeve includes a cylinder body and a connecting piece fixedly connected to each other. The connecting piece is in a plate shape, and the normal direction of the connecting piece is parallel to the axial direction of the cylinder body. A third positioning hole is opened on the connecting piece, and the third positioning hole is detachably fixedly connected to the fixed stop block by means of pin connection.
5. The masking reinforcement device according to claim 4, characterized in that, The fixed stop block includes a connecting plate, on which a fourth positioning hole is opened for cooperating with the third positioning hole.
6. The mask reinforcement device according to claim 2, characterized in that The stop block body has a vertical first outer side surface, and a wear plate is arranged on the first outer side surface.
7. The masking reinforcement device according to claim 2, characterized in that, The stop block body has an inclined outer side surface and a vertical second outer side surface connected to the bottom of the inclined outer side surface. The dihedral angle formed by the inclined outer side surface and the second outer side surface facing the inside of the stop block body is greater than 90° and less than 180°, and a wear plate is arranged on the inclined outer side surface.
8. The masking reinforcement device according to claim 1, characterized in that The column insertion connection body is hollow inside; the column insertion body further includes a connecting stud and a connecting nut. The first end of the connecting stud is inserted into the hollow area of the column insertion connection body and is fixedly arranged relative to the column insertion connection body. A through hole for inserting the connecting stud is opened on the bottom connection plate. The second end of the connecting stud passes through the through hole of the bottom connection plate, and the connecting nut is sleeved on the connecting stud and is located below the bottom connection plate.
9. The masking reinforcement device according to claim 8, wherein, The column insertion body further includes a fixing plate disposed on the inner circumferential surface of the column insertion connector. A through hole is formed in the fixing plate for the first end of the connecting stud to pass through the fixing plate, and the connecting stud is fixedly arranged relative to the fixing plate.
10. A railroad flatcar, comprising a rectangular wooden floor and a plurality of column slots fixedly arranged relative to the wooden floor, the plurality of column slots being located outside the long sides of the wooden floor and having a height lower than that of the wooden floor, the column slots being vertically through, characterized in that, The railway flatcar further includes the shielding and strengthening device according to any one of claims 1 to 9. The column insertion connectors of the two column insertion bodies of the shielding and strengthening device are respectively inserted into two adjacent column slots. The bottom connecting plate abuts against the lower surface of the column slot, and the top connecting plate of the column insertion connector covers the upper surface of the column slot. The main body of the blocking block of the shielding and strengthening device is located above the wooden floor and overlaps with the wooden floor.