A multiple tension seam between bridge plates with multi-stage watertightness

Abstract

A multi-stage tensile weld between bridge plates with multi-stage watertightness, consisting of an F-steel (1), an F-steel (1), a transom setting, an F-steel (1) with a middle beam (12) in the middle, the lower end of the middle beam (12) fixedly connected to a pull-out container (13), characterized by: a multi-stage water protection unit (2) in the chamber of an F-steel (1) and the middle beam, and a fixed unit (3) in the water protection unit (2), which enables easy assembly and disassembly of the water protection unit (2).

Description

TECHNICAL FIELD

[0001] This practical innovation concerns the field of bridge construction, in particular a multiple tension seam between bridge slabs with multi-stage watertightness. BACKGROUND OF THE INVENTION

[0002] The stretched seam between the bridge plates refers to the stretched seam structure established between the two beam ends, the beam end and the bridge joint, or the bridge joint position to meet the requirements of bridge deformation. This structure features a water protection belt to improve watertightness and prevent rainwater from entering the bridge and causing damage to the bridge and the support structure.

[0003] And the waterproofing tape in the bridge is easy to break under the influence of the external environment for a long time, the moisture along the broken place will penetrate into the interior of the bridge, causing steel rust, concrete rubbing, steel rust and other problems, so the aging waterproofing tape must be replaced in time, while the bridge after installation has a smaller gap, the visibility range of the installation is poor, so the workers need a lot of time to replace the waterproofing tape. SUMMARY OF THE INVENTION

[0004] Regarding the above cases, this practical new model provides a multi-stage waterproof function with multi-stage seams between bridge plates: a multi-stage waterproof unit to effectively block the problem of rainwater intrusion after a break, so as to avoid leakage causing damage to bridges and supports, and a fixing unit to facilitate the installation and disassembly of the waterproof unit, so as to effectively shorten the construction period and improve the user experience;

[0005] This practical new F-steel of a multi-stage watertight bridge slab with multi-stage tensile seams, including an F-steel, an F-steel mirror, an F-steel with a middle beam, a fixed connection with an expansion box at the bottom of the middle beam, an F-steel and a middle beam with a multi-stage watertight water protection unit in the chamber, the water protection unit has a fixed unit, which facilitates the installation and disassembly of the water protection unit.

[0006] The advantages of the above technologies are: (1) This practical new F-steel through the establishment of a waterproof unit, which is multi-stage waterproof, can still prevent rainwater into the bridge after the first stopstock breaks, so as to prevent the problem of rainwater intrusion after the breakage of a single stopstock, so as to avoid damage to bridges and supports; (2) This practical new F-steel by setting up a fixed unit to facilitate the disassembly of the second sealing strip, because the second sealing strip is set in the F-steel chamber, so the installation or disassembly of the second sealing strip into the F-steel chamber is more difficult, and the fixed unit can be outwardly after the worker put the second sealing strip into the F-steel chamber and expand the width of the second sealing strip and complete the installation. LIST OF FIGURES Fig. 1 shows a drawing of this practical new construction with multi-stage water resistance; Fig. Figure 2 shows an enlarged view of the structure at location A of a multiple pin joint between bridge plates with multi-stage watertightness of this working model; Fig. Figure 3 shows a positive view of this practical new type of multi-level, multi-seam, watertight bridge deck; Fig. Figure 4 shows the structure of this practical new design of a multiple bridge plate with multi-stage watertightness; Fig. 5 shows an enlarged view of the structure of the multi-seam bridge plate tension seam B with multi-stage watertightness in this working model; Fig. Figure 6 is a structural illustration of this practical new design of a multi-level, multi-seam, watertight bridge deck. Fig. Figure 7 shows an enlarged view of the structure of this practical novelty of a multi-level, multi-seam, waterproof bridge deck.

[0007] Description: 1, F-steel; 12, middle beam; 13. expansion box; 2. water barrier element; 21. first sealing strip; 22. pressure bar; 23. second sealing strip; 24, special clamp block; 25. connecting board; 26. screws; 27. third sealing strip; 3. fixed units; 31. mounting channel; 32. first storage box; 33. special clamp block; 34. special clamp block; 35. first spring; 36. second spring plate; 37. pressure channel; 38. connecting board; 39. second storage box; 310: release block; 311, sliding block; 312, inclined block; 313, third spring; 314. hook; 315, first spring plate; 316, second spring plate; 317. pivot pier; 318, connecting block; 319, landing block. DETAILED DESCRIPTION OF THE FIGURES

[0008] The above and other technical contents, features and effects of this utility model can be described in the following embodiments with reference to the Fig. 1 to 7 are clearly illustrated, whereby the structural contents mentioned in the following examples are based on the appendices to the instructions.

[0009] With reference to the Fig. 1-7, especially as in Fig. 1 is a multi-stage tension seam between bridge plates with multi-stage watertight function, consisting of an F-steel 1, an F-steel 1 mirror adjustment, an F-steel 1 with a middle beam 12 in the middle, the middle beam 12 is firmly connected to an expansion box 13, an F-steel 1 and a middle beam with a multi-stage watertight water barrier element 2 in the chamber, the water barrier element 2 is equipped with a fixed unit 3, which can easily dismantle the water barrier element 2

[0010] In a concrete embodiment, the expansion box 13 is simply mounted between the bridge plates and the installation is completed after the middle beam has been attached to the middle top of the expansion box 13 after the mirror F-steel 1 has been installed.

[0011] As in the Fig. 1, Fig. 2 and Fig. 3, the water barrier element 2 comprises the first sealing strip 21, which is arranged at one end in the upper chamber of the F-steel 1 and at the other end in the upper chamber of the middle beam 12, wherein the first sealing strip 21 is in contact with a pressure bar 22 on the upper side, clamps the pressure bar 22 in the upper chamber of the F-steel 1 and thus the first sealing strip 21 is limited in the upper chamber of the F-steel 1.The second sealing strip 23 is located in the lower chamber of the F-steel 1. The other end of the second sealing strip 23 is located in the lower chamber of the middle beam 12. The second sealing strip 23 is far away from the F-steel 1 and touches the special clamping block 24. The special clamping block 24 is welded on the surface of the F-steel 1. The special clamping block 24 can form a groove structure with the lower chamber of the F-steel 1. The second sealing strip 23 is located in the special clamping block 24 and the lower chamber of the F-steel 1, forming a groove. The second sealing strip 23 has a fixed unit 3. The fixed unit 3 allows the user to disassemble the second sealing strip 23. The second sealing strip 23 is fixed to the bottom of the F-steel 1 through the expansion box 13 and is connected to a connecting board 25. connected, the connecting board 25 is connected with several screws 26.

[0012] In a specific embodiment, when installing the first sealing strip 21, only use the tool to insert the first sealing strip 21 into the upper chamber of the F-steel 1, then stick the pressure bar 22 into the gap between the first sealing strip 21 and the upper chamber of the F-steel 1, use the elasticity of the material of the pressure bar 22 to limit the first sealing strip 21, and then complete the installation, also simply disassemble the first sealing strip 21 with the tool to remove the first sealing strip 22, while the second sealing strip 23 and the connecting board 25 are limited by the distance from the top of the F-steel 1, which limits the user's installation. It is not convenient to insert the second sealing strip 23 into the lower chamber of the F-steel 1, the installation is rather inconvenient, the user can insert the second sealing strip 23 into the lower chamber of the Set F-steel 1,and then through the fixed units 3, the second sealing strip 23 can be inserted into the F-steel 1. In the lower space of the F-steel 1, the third sealing strip 27 can be removed while the screw is unscrewed.

[0013] The fastening unit 3 comprises, as shown in the Fig. 4 and Fig. 5, a mounting channel 31, which opens with the second sealing band 23, in which a first storage box 32 is firmly installed, in which the first storage box 32 has a sliding connection with the special clamping block 33, the special clamping block 33 is in contact with the special clamping block 34 at the lower end, the special clamping block 34 is firmly connected to a first spring 35 on the side of the special clamping block 33, the special clamping block 34 is firmly connected to the special clamping block 33 via the first spring 35, the special clamping block 33 is firmly connected to a second spring plate 36 at the upper end, the second spring plate 36 is firmly connected to the upper inner wall of the first storage box 32, the special clamping block 33 is opened via the second sealing band 23 with a pressure channel 37 on the upper side, the special clamping block 34 is connected at one end to a connecting board 38 firmly connected,The connecting board 38 over the first storage box 32 is connected to an unlocking unit that releases the state of the special terminal block 33 with the open. The lateral fixed connection of the special terminal block 33 near the middle beam 12 is provided with a lifting unit that allows the end of the second sealing strip 23 to protrude. ,

[0014] The unlocking unit includes, as shown in the Fig. shown, a second storage box 39 which is fixedly mounted in the mounting channel 31, connected to a release block 310 in the second storage box 39, fixedly connected to a slide block 311 at the lower end of the release block 310, fixedly connected to an inclined block 312 on the side of the slide block 311, fixedly connected to an inclined block 312 at the lower end of the connecting board 38, fixedly connected to a third spring 313 at the lower end of the slide block 311, fixedly connected to a hook 314 at the upper end of the release block 310 via the second sealing band 23.

[0015] The Fig. 6 and Fig.The lifting units shown in Fig. 7 comprise the first spring 315 which is rotatably connected to the special clamping block 33, below the first spring 315 a second spring plate 316 which is rotatably connected to the first storage box 32, the first spring 315 and the second spring plate 316 are fixedly provided in one end of the first storage box 32 with a rotary pillar 317, both ends of the rotary pillar 317 are rotatably connected to a connecting block 318, and the surface of the connecting block 318 is provided with a seating block 319.

[0016] In practice, simply install the expansion box 13 between the bridge plates and install the middle beam on the middle top of the expansion box 13 after the mirror F-steel 1 is installed, and place the second sealing strip 23 in the F In the lower chamber of the F-steel 1 of the steel, then press the special clamp block 33 to move the special clamp block 33 to the left to press the first spring 35. When the special clamp block 33 continues to move downward, it will be in contact with the inner part of the special clamp block 34. At this time, the lower end of the special clamp block 33 can be stuck into the special clamp block 34 to control the height of the special clamp block 33. As the special clamp block 33 moves downward, the first spring 315 will rotate, while the first spring 315 will rotate to expand the second spring plate 316 outward.while removing the first spring 315 and the second spring plate 316 outward to move the seating block 319, so that the seating block 319 changes the second sealing band 23, so that the second sealing band 23 is in contact with the special clamping block 24, while the second sealing band 23 under the pressure of the seating block 319 forms a counterforce with the limit steel 24, so that the second sealing band 23 slides in the F-steel 1 direction, so that the second sealing band 23 can be inserted into the lower chamber of the F-steel F steel 1 to complete the installation of the second sealing band 23, and the removal also only needs to push the release block 310 down, the release block 310 pushes the sliding block 311 slide down to push the inclined block 312 to the left, and the inclined block 312 to the left push will move the connecting board 38 to the left,Moving the connecting board 38 to the left will cause the special clamping block 34 to move to the left, and moving the special clamping block 34 to the left will cause the special clamping block 33 to lose contact, unlocking the card. At this time, the second spring plate 36 will push the special clamping block 33 upwards, restoring the assembly to the user's position. During the installation of the first sealing strip 21, simply insert the first sealing strip 21 into the upper chamber of the F-steel by using a tool. When the F-steel chamber is split, the elasticity of the material of the pressure bar 22 is used to limit the first sealing strip 21 to complete the installation. Disassembly simply requires using a tool to lift out the pressure bar 22 to remove the first sealing strip 21.

Claims

[1] A multi-stage tension seam between bridge plates with multi-stage watertightness, consisting of an F-steel (1), an F-steel (1), a mirror adjustment, an F-steel (1) with a middle beam (12) in the middle, the lower end of the middle beam (12) firmly connected to a pull-out container (13), characterized by : a multi-stage water protection unit (2) in the chamber of an F-steel (1) and the middle beam, and a fixed unit (3) in the water protection unit (2), which allows easy assembly and disassembly of the water protection unit (2). [2] A multi-stage tension seam between bridge slabs with multi-stage watertightness according to claim 1, characterized in that the water protection unit (2) comprises a first water protection band (21), one end of the first water protection band (21) is arranged in the upper chamber of the F-steel (1) and the other end in the upper chamber of the middle beam (12), the first water protection band (21) is in contact with a pressure bar (22) on the upper side, the pressure bar (22) clamps in the upper chamber of the F-steel (1) and the first water protection band (21) is limited in the upper chamber of the F-steel (1), a second end band (23) is provided in the lower chamber of the F-steel (1), the second end band (23) is set at the other end in the lower chamber of the middle beam (12), the second end band (23) is far away from the F-steel (1) in one end with the Special terminal block (24) brought into contact,The special clamping block (24) is welded to the surface of the F-steel (1). The special clamping block (24) can form a groove structure with the lower chamber of the F-steel (1). The second sealing strip (23) is on the special clamping block (24) and the F-steel (1) lower chamber forms the groove. The second sealing strip (23) is in the fastening unit (3). The fastening unit (3) makes it easier for the user to disassemble the second sealing strip (23). The lower end of the end chamber steel (24) is firmly connected to a connecting board (25) through the extension (13). The connecting board (25) has a threaded connection with several screws (26). The connecting board (25) has an inner wall and a screw (26) with a firmly connected to a third end strip (27). [3] A multi-stage tension seam between bridge plates with multi-stage watertightness according to claims 1 or 2, characterized by: the fastening unit (3) comprises a mounting channel (31) which opens into the mounting channel (31) with the second sealing strip (23), in which a first receiving box (32) is firmly fastened, in which the first receiving box (32) is slidably connected to the limited block (33) in the first receiving box (32), the limited block (33) is in contact with a shaped body (34) at its lower end, the shaped body (34) is firmly connected to a first spring (35) on one side of the limited block (33), the shaped body (34) is connected to the limited block (33) via the first spring (35), the limited block (33) is fastened at its lower end to a second spring plate (36), the second spring plate (36) is fastened to the first receiving box (32) on its upper inner wall, the limited block (33) is fastened.The top of the second sealing band (23) is opened with a pressure channel (37), the special clamping block (34) is fixedly connected at one end to a connecting board (38), the connecting board (38) is connected through the first storage box (32) to an unlocking unit that can control the state of the end band (33) and the special clamping block (34), which is fixedly connected to one side of the end band (33) near the middle beam (12), which has a receiving unit that can protrude one end of the second sealing band (23). [4] A multi-stage tension seam between bridge plates with multi-stage watertightness according to claim 3, characterized by: the unlocking unit comprises a second storage box (39) which is firmly attached in the mounting channel (31), which is connected in the second storage box (39) by a sliding connection to a release block (310), which is firmly connected to a sliding block (311) in the lower end of the release block (310), the sliding block (311) is in laterally contact with an inclined block (312), the inclined block (312) is firmly connected to the connecting board (38) at the lower end, the sliding block (311) is firmly connected to a third spring (313) at the lower end, the third spring (313) is firmly connected to the lower end of the second storage box (39) at the other end and the upper part of the release block (310) is firmly connected to a hook (314) via the second sealing band (23). [5] A multi-stage tension seam between bridge plates with multi-stage watertightness according to claim 3, characterized by: the receiving unit comprises the first spring (315) which is rotatably connected to the boundary region (33), the second spring plate (316) below the first spring (315), the second spring plate (316) is rotatably connected to the first storage box (32), the first spring (315) and the second spring plate (316) are fixedly provided at one end of the first storage box (32) with a rotary pillar (317), the rotary pillar (317) is rotatably connected at both ends to a connecting block (318) and the surface of the connecting block (318) is provided with a seating block (319).

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