Railway tunnel embedded rubber waterstop made of composite steel plates

Abstract

The utility model relates to the technical field of rubber water-stop belts, and discloses a railway tunnel embedded rubber water-stop belt of a composite steel plate, which comprises a water-stop belt, the right side of the water-stop belt is fixedly connected with a base I, the left side of the water-stop belt is fixedly connected with a base II, the inside of the base I is connected with two clamping blocks in a sliding manner, and the two clamping blocks are fixedly connected with the base II. And the left side of the second base is fixedly connected with a mounting block, clamping grooves are formed in the front side and the rear side of the mounting block, the two clamping blocks are connected into the two clamping grooves in a clamped mode respectively, and a reinforcing assembly is arranged in the water stop belt, and pull rods are fixedly connected to the sides, away from each other, of the two clamping blocks correspondingly, the peripheries of the two pull rods are sleeved with springs correspondingly, and the left side of the second base is fixedly connected with a mounting block, and the front side and the rear side of the mounting block are provided with clamping grooves correspondingly. According to the water stop belt transporting device, the water stop belt, the first base, the second base, the mounting block, the clamping groove, the limiting groove, the clamping block, the pull rod, the spring, the limiting block and the pull handle are matched with one another, a plurality of water stop belts can be quickly assembled together by pulling the pull handle, and the portability of transporting the water stop belt is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber waterstops, in particular to a composite steel plate buried rubber waterstop in a railway tunnel. Background Art

[0002] The buried rubber waterstop in the composite steel plate railway tunnel has good waterproof performance and durability, can effectively extend the service life of the tunnel, ensure the safety and reliability of the tunnel structure, and is one of the important waterproof materials in tunnel engineering.

[0003] After searching, Chinese patent announcement number: CN219080423U discloses a composite steel plate embedded rubber waterstop in a railway tunnel, including a waterproof block, a waterproof layer fixedly connected to the inner side of the waterproof block, a stabilizing layer fixedly connected to the inner side of the waterproof layer, a corrosion-resistant layer fixedly connected to the inner side of the stabilizing layer, a heat-resistant layer fixedly connected to the inner side of the corrosion-resistant layer, a low-temperature-resistant layer fixedly connected to the inner side of the heat-resistant layer, a wear-resistant layer fixedly connected to the inner side of the low-temperature-resistant layer, the waterproof layer is made of ethylene-propylene rubber material, the waterproof layer is the outermost layer, and the stabilizing layer is made of polyurethane rubber material. The composite steel plate embedded rubber waterstop in the railway tunnel has good corrosion resistance through the provision of the waterproof layer, the stabilizing layer and the corrosion-resistant layer, and also enhances the hardness of the waterstop to a certain extent, so that it achieves a good stability and prolongs its service life.

[0004] The above technology has good stability and long service life, but it is impossible to connect multiple waterstops together, resulting in the need to produce waterstops of various lengths during production. Long waterstops also cause inconvenience in transportation. For this reason, a composite steel plate embedded rubber waterstop is proposed in the railway tunnel to solve the above problem. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a composite steel plate embedded rubber waterstop in a railway tunnel, aiming to improve the problem in the prior art that multiple waterstops cannot be connected together, resulting in the need to produce waterstops of various lengths during production, and longer waterstops also cause inconvenience in transportation.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a rubber waterstop embedded in a railway tunnel of a composite steel plate, including a waterstop, wherein the right side of the waterstop is fixedly connected to a base one, the left side of the waterstop is fixedly connected to a base two, the base one is internally slidably connected with two clamping blocks, the two clamping blocks are fixedly connected to a pull rod on the separated side, the outer periphery of the two pull rods are both provided with springs, the left side of the base two is fixedly connected to a mounting block, the front and rear sides of the mounting block are provided with slots, the two clamping blocks are respectively clamped in the two slots, and a reinforcing component is arranged inside the waterstop.

[0007] Furthermore, the reinforcing component includes a polyurethane coating, the polyurethane coating is fixedly connected to the outer periphery of the waterstop, the inside of the waterstop is fixedly connected with nitrile rubber, and the inside of the nitrile rubber is fixedly connected with fluororubber.

[0008] Furthermore, two limiting grooves are provided inside the base, and the two clamping blocks and the two pull rods are respectively slidably connected inside the two limiting grooves.

[0009] Furthermore, the two pull rods are fixedly connected to a limiting block on one side away from each other, and the two limiting blocks are respectively slidably connected inside the two limiting grooves.

[0010] Furthermore, the two springs facing each other are respectively fixedly connected to the two blocking blocks at their separated sides, and the two springs at their separated sides are respectively fixedly connected inside the two limiting grooves.

[0011] Furthermore, a handle is fixedly connected to each of the two limit blocks on one side away from the other.

[0012] Furthermore, the polyurethane coating has the ability to improve wear resistance.

[0013] Furthermore, the nitrile rubber has the ability to improve waterproof performance, and the fluororubber has the ability to improve corrosion resistance.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, through the mutual cooperation among the waterstop, base one, base two, mounting block, slot, limit slot, block, pull rod, spring, limit block and handle, multiple waterproof belts can be quickly assembled together by pulling the handle, thereby improving the portability of the waterstop when transporting.

[0016] 2. In the utility model, the wear resistance, corrosion resistance and waterproofness of the waterstop are improved by combining the polyurethane coating, nitrile rubber and fluororubber, thereby improving the service life and performance of the waterstop. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A three-dimensional schematic diagram of the buried rubber waterstop of the composite steel plate in the railway tunnel proposed by the utility model;

[0018] Figure 2 It is a structural schematic diagram of a base 1 of a buried rubber water stop strip of a composite steel plate in a railway tunnel proposed by the utility model;

[0019] Figure 3 for Figure 2 The enlarged view of point A in the middle;

[0020] Figure 4The utility model is a schematic diagram of the structure of the buried rubber waterstop of the composite steel plate in the railway tunnel.

[0021] Legend:

[0022] 1. Waterstop; 2. Base 1; 3. Base 2; 4. Mounting block; 5. Slot; 6. Limiting slot; 7. Block; 8. Pull rod; 9. Spring; 10. Limiting block; 11. Handle; 12. Polyurethane coating; 13. Nitrile rubber; 14. Fluororubber. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Reference Figure 1 - Figure 3 The utility model provides an embodiment: a composite steel plate embedded rubber water stop in a railway tunnel, including a water stop 1, a base 2 is fixedly connected to the right side of the water stop 1, a base 2 is fixedly connected to the left side of the water stop 1, two clamping blocks 7 are slidably connected inside the base 1 2, a pull rod 8 is fixedly connected to the two clamping blocks 7 on the separated sides, and springs 9 are sleeved on the outer circumferences of the two pull rods 8, a mounting block 4 is fixedly connected to the left side of the base 2 3, and a clamping groove 5 is opened on both the front and rear sides of the mounting block 4, and the two clamping blocks 7 are respectively clamped in the two clamping grooves 5. A reinforcement component is provided inside the waterstop 1, and two limit grooves 6 are opened inside the base 2. Two clamping blocks 7 and two pull rods 8 are respectively slidably connected inside the two limit grooves 6. The two pull rods 8 are fixedly connected to the limit blocks 10 on the separated sides. The two limit blocks 10 are respectively slidably connected inside the two limit grooves 6. The two springs 9 are fixedly connected to the separated sides of the two clamping blocks 7 on the opposite sides. The separated sides of the two springs 9 are respectively fixedly connected to the two limit grooves 6. The separated sides of the two limit blocks 10 are fixedly connected to the handles 11.

[0025] Specifically, the waterstop 1 is one of the important waterproof materials in tunnel engineering. The right side of the waterstop 1 is provided with a base 2, which is used to fix the base 2 3 through the internal structure. The base 2 3 is fixed to the left side of the waterstop 1. The left side of the base 2 3 is fixed with a mounting block 4. The two waterstops 1 can be spliced ​​together by fixing the mounting block 4 inside the base 1 2. The mounting block 4 has slots 5 on the front and back sides, which are used to fix the mounting block 4 by inserting the block 7 into the slot 5. The base 1 2 has a limiting slot 6 inside, which is used to provide sliding space for the block 7 and the pull rod 8. The pull rod 8 is fixed at one end of the block 7, which is used to pull the block 7 into the limiting slot 6. A spring 9 is arranged on the periphery of the pull rod 8 for resetting the movement of the block 7. A limiting block 10 is fixed at one end of the pull rod 8 to prevent the spring 9 from resetting the block 7 too far. A handle 11 is fixed on the limiting block 10 for the operator to better pull the pull rod 8.

[0026] Reference Figure 4 The reinforcing component includes a polyurethane coating 12, which is fixedly connected to the outer periphery of the waterstop 1, and a nitrile rubber 13 is fixedly connected inside the waterstop 1, and a fluororubber 14 is fixedly connected inside the nitrile rubber 13. The polyurethane coating 12 has the ability to improve wear resistance, the nitrile rubber 13 has the ability to improve waterproof performance, and the fluororubber 14 has the ability to improve corrosion resistance.

[0027] Specifically, the polyurethane coating 12 is fixedly connected to the outer periphery of the waterstop 1. The polyurethane coating 12 has good wear resistance, which makes the waterstop 1 have good wear resistance. The waterstop 1 is fixedly connected with nitrile rubber 13 inside. The nitrile rubber 13 has good waterproof performance, which improves the waterproof performance of the waterstop 1. The nitrile rubber 13 is fixedly connected with fluororubber 14 inside. The fluororubber 14 has good corrosion resistance, which makes the waterstop 1 have good corrosion resistance.

[0028] Working principle: When the waterstop 1 needs to be spliced, first pull the handles 11 on both sides to drive the pull rod 8 to move, so that the block 7 is pulled into the limit groove 6, and then the mounting block 4 on the base 2 3 of one of the waterstops 1 is installed into the base 1 2 of the other waterstop 1. When it is installed in the correct position, release the force on the handle 11, and the spring 9 releases the tension to squeeze the block 7 into the slot 5 to complete the installation. A polyurethane coating 12 is provided on the outer periphery of the waterstop 1 to improve the wear resistance of the waterstop 1. Nitrile rubber 13 and fluororubber 14 are used inside the waterstop 1 to improve the waterproof performance and corrosion resistance of the waterstop 1.

[0029] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A composite steel plate embedded rubber waterstop for a railway tunnel, comprising a waterstop (1), characterized in that: The right side of the water stop belt (1) is fixedly connected to the base one (2), and the left side of the water stop belt (1) is fixedly connected to the base two (3). The base one (2) is internally slidably connected with two clamping blocks (7). The two clamping blocks (7) are fixedly connected to the separated sides with pull rods (8), and the outer circumferences of the two pull rods (8) are both sleeved with springs (9). The left side of the base two (3) is fixedly connected to the mounting block (4), and the mounting block (4) is provided with clamping grooves (5) on both the front and rear sides. The two clamping blocks (7) are respectively clamped in the two clamping grooves (5). A reinforcing component is arranged inside the water stop belt (1).

2. The buried rubber waterstop of composite steel plate in railway tunnel according to claim 1 is characterized by: The reinforcing component comprises a polyurethane coating (12), wherein the polyurethane coating (12) is fixedly connected to the outer periphery of the waterstop strip (1), the interior of the waterstop strip (1) is fixedly connected with nitrile rubber (13), and the interior of the nitrile rubber (13) is fixedly connected with fluororubber (14).

3. The buried rubber waterstop of composite steel plate in railway tunnel according to claim 1 is characterized by: Two limiting grooves (6) are provided inside the base 1 (2), and the two clamping blocks (7) and the two pull rods (8) are respectively slidably connected inside the two limiting grooves (6).

4. The buried rubber waterstop of composite steel plate in railway tunnel according to claim 3 is characterized by: The two pull rods (8) are fixedly connected to a limiting block (10) on one side away from each other, and the two limiting blocks (10) are respectively slidably connected inside the two limiting grooves (6).

5. The buried rubber waterstop of composite steel plate in railway tunnel according to claim 3 is characterized by: The facing sides of the two springs (9) are respectively fixedly connected to the separated sides of the two clamping blocks (7), and the separated sides of the two springs (9) are respectively fixedly connected inside the two limiting grooves (6).

6. The buried rubber waterstop of composite steel plate in railway tunnel according to claim 4 is characterized by: A handle (11) is fixedly connected to each of the two limit blocks (10) on one side away from the other.

7. The buried rubber waterstop of composite steel plate in railway tunnel according to claim 2 is characterized by: The polyurethane coating (12) has the ability to improve wear resistance.

8. The buried rubber waterstop of composite steel plate in railway tunnel according to claim 2 is characterized by: The nitrile rubber (13) has the ability to improve waterproof performance, and the fluororubber (14) has the ability to improve corrosion resistance.

Images