Railway ballast bed drainage auxiliary system based on U-shaped unit structure

Abstract

The utility model discloses a railway ballast bed drainage auxiliary system based on U-shaped unit structures, which comprises a drainage tank embedded in the top surface of a roadbed, two gravel ballast beds are arranged on two sides of the drainage tank, a plurality of U-shaped unit structures which are linearly and tightly distributed are detachably mounted at the top of the drainage tank, and the U-shaped unit structures are embedded in the drainage tank. The U-shaped unit structure is reversely buckled at the top of the drainage channel to shield the top of the drainage channel; each U-shaped unit structure comprises a U-shaped blocking cover, first strip-shaped side openings which are evenly distributed are formed in the two sides of each U-shaped blocking cover, and leakage holes which are evenly distributed are formed in the top of each U-shaped blocking cover. The inner support is fixed to the inner side of the U-shaped blocking cover. The U-shaped unit structure is arranged, the U-shaped blocking cover can be used for preventing gravels from sliding into the drainage groove, the drainage groove is effectively prevented from being blocked, the reliability of drainage can be guaranteed due to the fact that the first strip-shaped side opening and the leakage hole are formed, and later maintenance can be conveniently carried out due to the fact that the U-shaped blocking cover is detachable.

Description

TECHNICAL FIELD

[0001] The utility model relates to railway bed drainage technical field especially, relates to a kind of railway bed drainage auxiliary system based on U type unit structure. BACKGROUND

[0002] Railway bed drainage system is an important component in railway infrastructure, its function is mainly to drain the accumulated water in railway bed, keep subgrade dry, prevent water from causing damage to railway structure. The traditional railway drainage system mostly uses open drainage ditch or buried drainage pipeline way, these methods can solve drainage problem to some extent, but open drainage ditch is easily blocked by gravel and other sundries, leading to poor drainage.

[0003] Through retrieval, the application scheme of Chinese patent application No. 201910348007.5 discloses a construction method of a cutting tooth rail railway enhanced bed structure, which comprises a drainage ditch arranged on both sides of a subgrade, a subgrade surface layer filled between the inner side walls of the two drainage ditches, and a ballast filled on the subgrade surface layer. The track structure is buried at the top of the ballast. The drainage ditch is a reinforced concrete high side wall structure, the inner side wall of which extends vertically upward to form a high side wall. A friction pad fixed by U-shaped nails is laid on the top surface of the subgrade surface layer, and a friction rod is arranged longitudinally and transversely, with its lower part penetrating the friction pad into the subgrade surface layer. Small gabion cages are continuously arranged on the friction pad and fixedly connected with the friction rod. The small gabion cages are filled with ballast and vibrated to be compacted. The track structure is buried at the top of the ballast. The bed structure in the above document has the following disadvantages: the drainage ditch structure is prone to blockage, and is not easy to maintain, which needs to be improved. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides a railway bed drainage auxiliary system based on U type unit structure.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A railway bed drainage auxiliary system based on U type unit structure, comprising: a drainage groove embedded on the top surface of the subgrade, two gravel beds are arranged on both sides of the drainage groove, and a plurality of U type unit structures are linearly and closely distributed on the top of the drainage groove and detachably mounted. The U type unit structure is reversely buckled on the top of the drainage groove to shield the top of the drainage groove. The U type unit structure comprises:

[0007] A U-shaped cover is provided with uniformly distributed first strip side openings on both sides, and uniformly distributed leakage holes are arranged on the top of the U-shaped cover.

[0008] The inner support is fixed to the inner side of the U-shaped cover, the bottom outer wall of the inner support is fixed with a plug rod, the inner side of the drainage groove is provided with a socket matched with the plug rod, and the plug rod is detachably plugged into the socket.

[0009] As a further scheme of the utility model: a pair of blocking bars are detachably mounted on the U-shaped cover, and each pair of blocking bars is located at the two sides of the top of the U-shaped cover.

[0010] As a further scheme of the utility model: a slot is formed in the top outer wall of the U-shaped cover, a plug hole is formed in the slot, a plug column matched with the plug hole is fixed to the bottom of the blocking bar, the blocking bar is detachably mounted in the plug hole through the plug column, and the bottom of the blocking bar is detachably clamped in the slot.

[0011] As a further scheme of the utility model: side plates are further arranged on the two sides of the U-shaped cover, a sliding channel is formed between the side plates and the side surface of the U-shaped cover, a sliding frame is slidably connected in the sliding channel, a second strip-shaped side opening matched with the first strip-shaped side opening is formed in the side plate, a dredging column is fixed to the outer wall of the two sides of the sliding frame and slidably arranged in the first strip-shaped side opening and the second strip-shaped side opening, and the two sliding frames are connected through a connecting rod.

[0012] The connecting rod is further provided with a traction part on one side.

[0013] As a further scheme of the utility model: the traction part comprises a traction rope, one end of the traction rope is connected with a mounting block, the mounting block is fixed to the connecting rod, and the other end of the two traction ropes is connected with a spherical head after penetrating through the leakage hole of the side part.

[0014] As a further scheme of the utility model: a pulley frame is fixed to the inner wall of the top of the U-shaped cover, a fixed pulley is rotatably mounted on the pulley frame, and the traction rope passes through the fixed pulley.

[0015] As a further scheme of the utility model: a same brush roller is rotatably mounted on the inner side of the top end of the two sliding frames, and the position of the brush roller is matched with the top surface of the U-shaped cover.

[0016] The utility model discloses the beneficial effects are:

[0017] 1. The utility model discloses a U-shaped unit structure, can utilize U-shaped cover to prevent the gravel from sliding into the drainage groove, effectively prevent the drainage groove from being blocked, and because the first strip-shaped side opening and the leakage hole are arranged, the reliability of drainage can be guaranteed, and because the U-shaped cover is detachable, the post-maintenance can be conveniently carried out.

[0018] 2. The utility model can further block large pieces of gravel or debris by providing structures such as blocking bars, preventing them from covering the top surface of the U-shaped shield and affecting drainage.

[0019] 3. The utility model is provided with structures such as a slide and a dredging column, and can utilize the traction of the traction part to control the movement of the slide and the dredging column, so as to utilize the dredging column to clean the inside of the first strip side opening and the second strip side opening, thereby preventing structural blockage and improving reliability.

[0020] 4. The utility model is provided with a traction part, which can control the movement of the slide and the dredging column based on the traction of a traction rope to meet the cleaning needs; by providing a fixed pulley, the fixed pulley can be used for better guidance during traction to ensure the smoothness of traction; by providing structures such as a brush roller, the top surface of the U-shaped baffle can be cleaned synchronously while the slide moves, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a structural schematic diagram of a railway roadbed drainage auxiliary system based on a U-shaped unit structure proposed by the utility model;

[0022] Figure 2 This is a structural schematic diagram of a U-shaped shield installed on a drainage trough in a railway track drainage auxiliary system based on a U-shaped unit structure proposed by the present invention;

[0023] Figure 3 This is a schematic diagram of the structure of the separated retaining bar, U-shaped retaining cover and drainage trough in a railway roadbed drainage auxiliary system based on a U-shaped unit structure proposed by the present invention;

[0024] Figure 4 This is a schematic structural diagram of the separation of the U-shaped shield and the drainage trough in a railway track drainage auxiliary system based on a U-shaped unit structure proposed in Example 2 of the present utility model;

[0025] Figure 5 This is a schematic structural diagram of a side panel cross-section of a railway track drainage auxiliary system based on a U-shaped unit structure proposed in Example 2 of the present utility model;

[0026] Figure 6 This is a schematic structural diagram of a cross-section of a U-shaped shield in a railway track drainage auxiliary system based on a U-shaped unit structure proposed in Example 2 of the present utility model.

[0027] In the figure: 1-drainage trough, 2-roadbed, 3-gravel roadbed, 4-connecting rod, 5-mounting block, 6-blocking bar, 7-leakage hole, 8-U-shaped shield, 9-first strip side opening, 10-insertion rod, 11-inner bracket, 12-slot, 13-insertion hole, 14-insertion column, 15-socket, 16-side plate, 17-second strip side opening, 18-traction rope, 19-spherical head, 20-brush roller, 21-sliding channel, 22-slide, 23-dredging column, 24-pulley frame, 25-fixed pulley. DETAILED DESCRIPTION

[0028] The technical solution of the present utility model will be further described in detail below in conjunction with specific implementation methods.

[0029] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0030] Example 1

[0031] A railway track drainage auxiliary system based on a U-shaped unit structure, such as Figures 1-6 As shown, it includes: a drainage trough 1 embedded in the top surface of the roadbed 2, two gravel roadbeds 3 are set on both sides of the drainage trough 1, and a plurality of linearly and closely distributed U-shaped unit structures are detachably installed on the top of the drainage trough 1. The U-shaped unit structure is reversely buckled on the top of the drainage trough 1 to achieve shielding of the top of the drainage trough 1; the U-shaped unit structure includes:

[0032] A U-shaped shield 8 is provided with evenly distributed first strip side openings 9 on both sides of the U-shaped shield 8, and evenly distributed leakage holes 7 are provided on the top of the U-shaped shield 8;

[0033] The inner bracket 11 is fixed to the inner side of the U-shaped shield 8. The outer wall of the bottom of the inner bracket 11 is fixed with an insertion rod 10. The inner side of the drainage trough 1 is provided with a socket 15 adapted to the insertion rod 10. The insertion rod 10 can be detachably inserted into the socket 15. When the U-shaped shield 8 is buckled on the drainage trough 1, the insertion rod 10 is inserted into the socket 15.

[0034] To save space; Figure 1 As shown, the drainage trough 1 is arranged at the edge of one gravel roadbed 3, and the edge slope of the other gravel roadbed 3 extends to one side of the U-shaped shield 8 and is blocked by the U-shaped shield 8;

[0035] By setting the U-shaped unit structure, the U-shaped cover 8 can be used to block the gravel from sliding into the drainage groove 1, effectively preventing the drainage groove 1 from being blocked, and the reliability of drainage can be ensured due to the first strip-shaped side opening 9 and the drain hole 7;

[0036] The present scheme is particularly suitable for the case of railway reconstruction. When new tracks are erected, some railways are usually arranged equidistantly and parallel to the side of the original tracks. At this time, based on the planning, the gravel bed 3 of the newly built tracks will usually shield and bury the original drainage groove 1. By setting the U-shaped cover 8 and other structures, the drainage groove 1 can be protected, and the smooth laying of the gravel bed 3 can be ensured, saving space. Moreover, since the U-shaped cover 8 is detachable, it can be easily maintained later.

[0037] In order to facilitate the blocking of large stones or debris that slide down, as shown in Figure 2 , Figure 3 , a pair of blocking bars 6 are detachably mounted on the U-shaped cover 8, and each pair of blocking bars 6 is located on the top of the two sides of the U-shaped cover 8. Multiple pairs of blocking bars 6 are arranged equidistantly.

[0038] By setting the blocking bar 6 and other structures, large stones or debris can be further blocked to prevent them from covering the top surface of the U-shaped cover 8 and affecting drainage.

[0039] In order to facilitate disassembly, as shown in Figure 3 , a clamping groove 12 is formed on the top outer wall of the U-shaped cover 8, a plug hole 13 is formed in the clamping groove 12, a plug column 14 adapted to the plug hole 13 is fixed to the bottom of the blocking bar 6, and the blocking bar 6 is detachably installed in the plug hole 13 through the plug column 14. The bottom of the blocking bar 6 is detachably clamped in the clamping groove 12.

[0040] Embodiment 2

[0041] In order to facilitate unblocking and cleaning, referring to Figures 4-6 , a railway bed drainage auxiliary system based on a U-shaped unit structure, compared with embodiment 1, the U-shaped cover 8 is further provided with a side plate 16, and a sliding channel 21 is formed between the side plate 16 and the side surface of the U-shaped cover 8. A sliding carriage 22 is slidably connected in the sliding channel 21, and a second strip-shaped side opening 17 adapted to the first strip-shaped side opening 9 is formed on the side plate 16. A dredging column 23 is fixed to the outer wall of both sides of the sliding carriage 22, and the dredging column 23 is respectively slid in the first strip-shaped side opening 9 and the second strip-shaped side opening 17. The two sliding carriages 22 are connected by a connecting rod 4.

[0042] The connecting rod 4 is further provided with a traction part on one side.

[0043] Through setting the slide frame 22, the dredging column 23 and the like, the traction of the traction part can be utilized to control the movement of the slide frame 22 and the dredging column 23, so that the inside of the first and second strip-shaped side openings 9 and 17 is cleaned by the dredging column 23, the structure is prevented from being blocked, and the reliability is improved.

[0044] In order to facilitate traction control, as shown in Figure 5 The traction part comprises traction ropes 18, one end of each of the traction ropes 18 is connected with a mounting block 5 fixed to the connecting rod 4, and the other end of each of the traction ropes 18 is connected with a spherical head 19 after penetrating through a leakage hole 7 of the side portion.

[0045] Through setting the traction part, the movement of the slide frame 22 and the dredging column 23 can be controlled based on the traction of one traction rope 18, so that the cleaning requirement is met.

[0046] In order to guarantee the smoothness, as shown in Figure 5 The top inner wall of the U-shaped blocking cover 8 is fixed with a pulley frame 24, the pulley frame 24 is rotatably installed with a fixed pulley 25, and the traction rope 18 passes through the fixed pulley 25.

[0047] Through setting the fixed pulley 25, the traction can be better guided by the fixed pulley 25, so that the smoothness of the traction is guaranteed.

[0048] In order to facilitate synchronous cleaning of the top of the U-shaped blocking cover 8, as shown in Figure 5 The top end inner side of each of the slide frames 22 is rotatably installed with the same brush roller 20, and the position of the brush roller 20 is adapted to the top surface of the U-shaped blocking cover 8.

[0049] Through setting the brush roller 20 and the like, the top surface of the U-shaped blocking cover 8 can be synchronously cleaned while the slide frame 22 moves, so that the practicability is improved.

[0050] In addition, the slide frame 22, the dredging column 23 and the brush roller 20 and the like can be detachable, so as to be assembled and disassembled according to specific requirements, for example, only being arranged in a key section, which is not described in detail in the embodiment.

[0051] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A railway track bed drainage assistance system based on U-cell structure, characterized in that, include: A drainage trough (1) is embedded in the top surface of a roadbed (2), two gravel roadbeds (3) are provided on both sides of the drainage trough (1), and a plurality of linearly and closely distributed U-shaped unit structures are detachably installed on the top of the drainage trough (1), and the U-shaped unit structures are reversely buckled on the top of the drainage trough (1) to achieve shielding of the top of the drainage trough (1); the U-shaped unit structures include: A U-shaped baffle (8), wherein both sides of the U-shaped baffle (8) are provided with evenly distributed first strip side openings (9), and the top of the U-shaped baffle (8) is provided with evenly distributed leakage holes (7); An inner bracket (11) is fixed to the inner side of the U-shaped shield (8), a plug rod (10) is fixed to the outer wall of the bottom of the inner bracket (11), a socket (15) adapted to the plug rod (10) is provided on the inner side of the drainage trough (1), and the plug rod (10) is detachably plugged into the socket (15); when the U-shaped shield (8) is buckled onto the drainage trough (1), the plug rod (10) is inserted into the socket (15).

2. A railway track bed drainage auxiliary system based on U-shaped unit structure according to claim 1, characterized in that, The U-shaped baffle (8) is detachably mounted with baffle bars (6) distributed in pairs, each pair of baffle bars (6) being located on both sides of the top of the U-shaped baffle (8); and the multiple pairs of baffle bars (6) are equidistantly arranged.

3. A railway track bed drainage auxiliary system based on U-shaped unit structure according to claim 2, characterized in that, The top outer wall of the U-shaped shield (8) is provided with a card slot (12), a socket (13) is provided in the card slot (12), a plug post (14) adapted to the socket (13) is fixed to the bottom of the blocking bar (6), the blocking bar (6) is detachably mounted in the socket (13) via the plug post (14), and the bottom of the blocking bar (6) is detachably connected to the card slot (12).

4. The railway track bed drainage auxiliary system based on U-shaped unit structure according to claim 1, characterized in that, Side plates (16) are further provided on both sides of the U-shaped shield (8), and a sliding channel (21) is formed between the side plates (16) and the side surfaces of the U-shaped shield (8); a slide (22) is slidably connected in the sliding channel (21), and a second strip side opening (17) adapted to the first strip side opening (9) is provided on the side plates (16); dredging columns (23) are fixed to the outer walls of both sides of the slide (22), and the dredging columns (23) slide in the first strip side opening (9) and the second strip side opening (17) respectively; the slides (22) on both sides are connected by a connecting rod (4); A traction portion is also provided on one side of the connecting rod (4).

5. A railway track bed drainage assistance system based on U- cell structure according to claim 4, characterized in that, The traction part comprises a traction rope (18), one end of which is connected to a mounting block (5), the mounting block (5) being fixed to the connecting rod (4), and the other ends of the two traction ropes (18) respectively passing through the leakage holes (7) at the edge and then connected to a spherical head (19).

6. A railway track bed drainage assistance system based on U- cell structure according to claim 5, characterized in that, A pulley frame (24) is fixed to the inner wall of the top of the U-shaped shield (8), and a fixed pulley (25) is rotatably mounted on the pulley frame (24), and the traction rope (18) passes through the fixed pulley (25).

7. A railway track bed drainage assistance system based on U- cell structure according to claim 6, characterized in that, The same brush roller (20) is rotatably mounted on the inner sides of the top ends of the two slides (22), and the position of the brush roller (20) is adapted to the top surface of the U-shaped shield (8).

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