Prestress bent cap support used in viaduct construction process

Abstract

The invention discloses a prestressed capping beam support used in the viaduct construction process, and relates to the technical field of viaduct construction, the prestressed capping beam support comprises two bridge piers, a support mechanism is arranged between the two bridge piers, an auxiliary mechanism is arranged on the support mechanism, and the auxiliary mechanism comprises a shell, two connecting lines, a perforated plate, a wireless transmitter and a controller. A cloth roller is arranged in the shell, a double-shaft motor is installed on the surface of the shell, and the auxiliary mechanism is arranged, so that the prestressed bent cap support used in the viaduct construction process can take rainproof measures in the maintenance process after a viaduct bent cap is poured; therefore, the situation that the material cost and the labor cost are increased due to the fact that the maintenance material loses the due maintenance function due to rainwater is avoided, and the using effect of the prestressed bent cap support used in the viaduct construction process is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of viaduct construction, in particular to a prestressed bent cap support used in the construction process of a viaduct. BACKGROUND

[0002] With the acceleration of urbanization, viaducts have become key hubs in modern transportation networks due to their three-dimensional traffic advantages. The construction quality and efficiency of viaducts directly affect the smoothness and safety of urban traffic. In the construction of viaducts, bent caps, as key load-bearing components connecting bridge piers and upper structures, are crucial. To ensure construction safety and improve construction precision and efficiency, a prestressed bent cap support used in the construction process of a viaduct is generally used.

[0003] The prestressed bent cap support used in the construction process of a viaduct has the following disadvantages:

[0004] During the maintenance process after the completion of viaduct bent cap pouring, the prestressed bent cap support used in the construction process of a viaduct generally cannot take rainproof measures. Rainwater can cause erosion and damage to the maintenance film and maintenance agent on the surface of the bent cap, rendering them ineffective. This requires re-laying or painting maintenance materials, increasing material and labor costs, and reducing the effectiveness of the prestressed bent cap support used in the construction process of a viaduct.

[0005] Therefore, the prestressed bent cap support used in the construction process of a viaduct is proposed to address the issues raised in the background. SUMMARY

[0006] The prestressed bent cap support used in the construction process of a viaduct is provided to address the issues raised in the background. By setting an auxiliary mechanism, the prestressed bent cap support used in the construction process of a viaduct can take rainproof measures during the maintenance process after the completion of viaduct bent cap pouring, preventing the loss of maintenance materials due to rainwater and increasing material and labor costs. This improves the effectiveness of the prestressed bent cap support used in the construction process of a viaduct.

[0007] To achieve the above-mentioned purposes, the present application provides the following technical solutions: a prestressed bent cap support used in the construction process of a viaduct, comprising two bridge piers, a support mechanism is arranged between the two bridge piers, and an auxiliary mechanism is arranged on the support mechanism.

[0008] The auxiliary mechanism includes a shell, two connecting lines, a perforated plate, a wireless transmitter and a controller, the inside of the shell is provided with a cloth roller, the surface of the shell is mounted with a double-shaft motor, the end of the cloth roller away from the double-shaft motor is mounted with a rotating rod, the end of the rotating rod away from the double-shaft motor and the output end of the double-shaft motor are fixedly sleeved with a winding wheel, each winding wheel is used for winding and unwinding the corresponding connecting line, one side of the shell is fixedly provided with two perforated frames, two rectangular strips are fixed between the shell and the perforated plate, a placing hole is formed in one side of the inner wall of the shell, the inside of the placing hole is provided with an auxiliary plate and two sliding blocks, the top of each rectangular strip is provided with a first sliding groove, and two second sliding grooves are formed in the bottom of the square hole of the perforated plate.

[0009] Preferably, the top of the shell is mounted with a shell cover, the outer surface of the rotating rod is provided with two auxiliary blocks, the bottom of each rectangular strip is fixedly provided with three perforated blocks, and the perforated plate is mounted with two fixed pulleys.

[0010] Preferably, the top of one of the auxiliary blocks is fixedly connected with the bottom of the shell cover, the surface of the other auxiliary block is mounted with the surface of one of the auxiliary blocks, the other output end of the double-shaft motor is mounted with one end of the cloth roller, and the six perforated blocks are divided into two groups.

[0011] Preferably, the other end of each connecting line is movably sleeved between the circular holes of each group of perforated blocks, the other end of each connecting line is movably sleeved in the through hole of each perforated frame, the other end of each connecting line is movably penetrated through the other side of the perforated plate, each fixed pulley is used for driving the corresponding connecting line, and the other end of each connecting line is movably penetrated through the side of the perforated plate.

[0012] Preferably, the other end of each connecting line is fixedly connected with one side of each sliding block, the top of each sliding block is fixedly connected with the bottom of the auxiliary plate, the inside of each first sliding groove is in communication with the inside of each second sliding groove, and the inside of each first sliding groove is in communication with the inside of the placing hole.

[0013] Preferably, the support mechanism includes four hoops and two reserved holes, the outer wall of each hoop is fixedly provided with two first support frames, the outer wall of each hoop is fixedly provided with a second support frame, the inside of each reserved hole is provided with a round rod, the four hoops are divided into two groups, and the opposite sides of the hoops in each group are mounted.

[0014] Preferably, two ends of each of the round rods are mounted with each group of the hoops through the mounting rings, the eight first support frames are divided into four groups, a rectangular block is mounted between the top portions of each group of the first support frames, a U-shaped block is fixed to the top portion of each of the second support frames, the four U-shaped blocks are divided into two groups, and a horizontal rod is mounted between the top portions of each group of the U-shaped blocks.

[0015] Preferably, the top portion of each of the rectangular blocks is in contact with the bottom portions of two horizontal rods, two first horizontal frames are mounted between the top portions of the two horizontal rods, a second horizontal frame is mounted between the top portions of the two horizontal rods, and a number of groove frames with adjustable positions are mounted on the top portion of each of the first horizontal frames and the second horizontal frame.

[0016] Preferably, the number of groove frames mounted on each of the first horizontal frames is two, the number of groove frames mounted on the second horizontal frame is four, the eight groove frames are divided into two groups, height-adjustable mounting frames are mounted between the top portions of the groove frames in each group, and four rectangular plates are mounted between the top portions of the two mounting frames.

[0017] Preferably, two reserved holes are formed in the outer surfaces of the two piers, the two groups of the hoops are arranged on the outer surfaces of the two piers, the top portions of the two mounting frames are mounted with the bottom portion of the shell, and the top portions of the two mounting frames are mounted with the bottom portion of the hole plate.

[0018] Compared with the prior art, the present application has the following advantages:

[0019] 1、The auxiliary mechanism is arranged, so that the prestressed bent cap support used in the construction of the viaduct can be prevented from rain during the maintenance process after the completion of the pouring of the bent cap of the viaduct, thereby avoiding the loss of the maintenance effect of the maintenance materials due to rain, and increasing the material cost and labor cost, that is, improving the use effect of the prestressed bent cap support used in the construction of the viaduct.

[0020] 2, simultaneously utilize the cooperation of the started double-shaft motor, the shell, the shell cover, the cloth roller, two auxiliary blocks and the rotating rod, so that the two winding wheels can be driven to perform the winding operation, then utilize the cooperation of the two winding wheels for winding operation, two hole frames, two groups of hole blocks, two fixed pulleys, two first sliding grooves, two second sliding grooves, two connecting lines, two rectangular strips and the hole plate, so that the two sliding blocks can be driven to move, then utilize the cooperation of the two moving sliding blocks, the placement hole and the auxiliary plate, so that the unwinding waterproof film can be driven to move, when the two sliding blocks are moved to the inside of the corresponding second sliding groove and cannot be moved any more, at this time, utilize the cooperation of the waterproof film, the cloth roller, the placement hole, the auxiliary plate, the two rectangular strips and the hole plate, so that the rain protection of the completed viaduct cap beam after pouring can be realized.

[0021] 3, the bracket mechanism is provided, the bracket mechanism can support and fix the cap beam formwork, and a stable operation platform is provided for the pouring and prestressed construction of the cap beam concrete, when the viaduct cap beam needs to be poured, at this time, the four first support frames and the four second support frames are fixed on the two bridge piers respectively by utilizing the cooperation of the two reserved holes, the two round rods, the two groups of hoops and the four mounting rings, then the two cross rods are fixed on the two bridge piers by utilizing the cooperation of the fixed four second support frames and the fixed four U-shaped blocks, and the two cross rods are auxiliary supported by utilizing the cooperation of the four first support frames and the four rectangular blocks.

[0022] 4, then the four rectangular plates are fixed together with the two cross rods by utilizing the cooperation of the two first cross frames, the second cross frame, the two groups of slot frames and the two mounting frames, then the viaduct cap beam formwork is supported and fixed by utilizing the cooperation of the two bridge piers, the two fixed cross rods, the two first cross frames, the second cross frame, the two groups of slot frames, the two mounting frames and the four rectangular plates, and then the viaduct cap beam can be poured, when the strength of the poured viaduct cap beam concrete reaches the appropriate strength, subsequent prestressed construction operation can be performed. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a perspective view of the prestressed cap beam support for the construction of the viaduct in the application;

[0024] Figure 2 It is a partial perspective view of the prestressed cap beam support for the construction of the viaduct in the application;

[0025] Figure 3 It is a partial perspective view of the bracket mechanism of the prestressed cap beam support for the construction of the viaduct in the application;

[0026] Figure 4Another perspective view of the prestressed bent cap support for the construction of viaducts according to the present application;

[0027] Figure 5 Another perspective view of the prestressed bent cap support for the construction of viaducts according to the present application;

[0028] Figure 6 Another perspective view of the prestressed bent cap support for the construction of viaducts according to the present application;

[0029] Figure 7 Another perspective view of the prestressed bent cap support for the construction of viaducts according to the present application;

[0030] Figure 8 Another perspective view of the prestressed bent cap support for the construction of viaducts according to the present application;

[0031] Figure 9 Another perspective view of the prestressed bent cap support for the construction of viaducts according to the present application;

[0032] Figure 10 Another perspective view of the prestressed bent cap support for the construction of viaducts according to the present application;

[0033] Figure 11 Another perspective view of the prestressed bent cap support for the construction of viaducts according to the present application.

[0034] In the figure: 1, bridge pier; 2, support mechanism; 201, hoop; 202, first support frame; 203, second support frame; 204, reserved hole; 205, round rod; 206, mounting ring; 207, rectangular block; 208, U-shaped block; 209, crossbar; 210, first cross frame; 211, second cross frame; 212, slotted frame; 213, mounting frame; 214, rectangular plate; 3, auxiliary mechanism; 301, shell; 302, shell cover; 303, cloth roller; 304, double-shaft motor; 305, rotating rod; 306, winding wheel; 307, auxiliary block; 308, hole frame; 309, rectangular strip; 310, connecting line; 311, hole block; 312, placement hole; 313, auxiliary plate; 314, first sliding groove; 315, sliding block; 316, hole plate; 317, fixed pulley; 318, wireless transmitter; 319, controller; 320, second sliding groove. DETAILED DESCRIPTION

[0035] Clearly, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0036] Embodiment one: please refer to Figure 1 , Figure 2 , Figure 4 , Figures 6-10 The present application provides a technical solution: a prestressed bent cap support for high bridge construction process, comprising two piers 1, a support mechanism 2 is arranged between the two piers 1, and an auxiliary mechanism 3 is arranged on the support mechanism 2.

[0037] The auxiliary mechanism 3 comprises a shell 301, two connecting lines 310, a perforated plate 316, a wireless transmitter 318 and a controller 319, the inside of the shell 301 is provided with a cloth roller 303, the surface of the shell 301 is mounted with a double-shaft motor 304, the end of the cloth roller 303 away from the double-shaft motor 304 is mounted with a rotating rod 305, the end of the rotating rod 305 away from the double-shaft motor 304 and one of the output ends of the double-shaft motor 304 are fixedly sleeved with a winding wheel 306, each winding wheel 306 is used for winding and unwinding the corresponding connecting line 310, one side of the shell 301 is fixedly provided with two perforated frames 308, two rectangular strips 309 are fixed between the shell 301 and the perforated plate 316, a placing hole 312 is formed in one side of the inner wall of the shell 301, the inside of the placing hole 312 is provided with an auxiliary plate 313 and two sliding blocks 315, the top of each rectangular strip 309 is provided with a first sliding groove 314, two second sliding grooves 320 are formed in the bottom of the square hole of the perforated plate 316, the top of the shell 301 is mounted with a shell cover 302, the outer surface of the rotating rod 305 is provided with two auxiliary blocks 307, the bottom of each rectangular strip 309 is fixedly provided with three perforated blocks 311, the side of the perforated plate 316 is mounted with two fixed pulleys 317, one end of each connecting line 310 is fixedly connected with the inside of the two winding wheels 306, the top of one of the auxiliary blocks 307 is fixedly connected with the bottom of the shell cover 302, the surface of the other auxiliary block 307 is mounted with the surface of one of the auxiliary blocks 307, the other output end of the double-shaft motor 304 is mounted with one end of the cloth roller 303, the six perforated blocks 311 are divided into two groups, the other end of each connecting line 310 is movably sleeved in the circular hole between each group of perforated blocks 311, the other end of each connecting line 310 is movably sleeved in the through hole of each perforated frame 308, the other end of each connecting line 310 is movably penetrated through the other side of the perforated plate 316, each fixed pulley 317 is used for driving the corresponding connecting line 310, the other end of each connecting line 310 is movably penetrated through one side of the perforated plate 316, the other end of each connecting line 310 is fixedly connected with one side of each sliding block 315, the top of each sliding block 315 is fixedly connected with the bottom of the auxiliary plate 313, the inside of each first sliding groove 314 is in communication with the inside of each second sliding groove 320, the inside of each first sliding groove 314 is in communication with the inside of the placing hole 312, the top of each mounting frame 213 is mounted with the bottom of the shell 301, the top of each mounting frame 213 is mounted with the bottom of the perforated plate 316.

[0038] When it rains during the maintenance process after the completion of the pouring of the viaduct deck, the staff in the monitoring room can start the dual-shaft motor 304 by using the control system in the control room and the cooperation of the wireless transmitter 318 and the controller 319. At this time, the started dual-shaft motor 304 will drive the cloth roller 303 to perform unwinding operation under the cooperation of the shell 301. Meanwhile, the started dual-shaft motor 304 will drive the two winding wheels 306 to perform winding operation under the cooperation of the cloth roller 303, the shell 301, the shell cover 302, the two auxiliary blocks 307 and the rotating rod 305. The two winding wheels 306 performing winding operation will drive the corresponding sliding block 315 to move under the cooperation of the corresponding belt hole frame 308, the corresponding group of belt hole blocks 311, the corresponding fixed pulley 317, the corresponding first sliding groove 314, the corresponding second sliding groove 320, the corresponding connecting line 310, the corresponding rectangular strip 309 and the belt hole plate 316. At the same time, the two sliding blocks 315 moving will drive the unwound waterproof film to move under the cooperation of the placement hole 312 and the auxiliary plate 313. When the two sliding blocks 315 respectively move to the inside of the corresponding second sliding groove 320 and cannot move any more, the auxiliary plate 313 will drive one end of the waterproof film to move to the square hole of the belt hole plate 316 at this time, and the controller 319 will directly close the dual-shaft motor 304. At this time, the closed dual-shaft motor 304 will make the two winding wheels 306 stop winding operation and make the cloth roller 303 stop unwinding operation. When the two winding wheels 306 and the cloth roller 303 stop rotating, the viaduct deck after completion of pouring can be protected from rain under the cooperation of the waterproof film, the cloth roller 303, the placement hole 312, the auxiliary plate 313, the two rectangular strips 309 and the belt hole plate 316.

[0039] Embodiment Two: According to Figures 1-6As shown, the support mechanism 2 comprises four hoops 201 and two reserved holes 204, the outer wall of each hoop 201 is fixed with two first support frames 202, the outer wall of each hoop 201 is fixed with a second support frame 203, the inside of each reserved hole 204 is provided with a round rod 205, the four hoops 201 are divided into two groups, the opposite sides of each group of hoops 201 are installed, the two ends of each round rod 205 are installed with each group of hoops 201 through mounting rings 206, the eight first support frames 202 are divided into four groups, the top of each group of first support frames 202 is installed with a rectangular block 207, the top of each second support frame 203 is fixed with a U-shaped block 208, the four U-shaped blocks 208 are divided into two groups, the top of each group of U-shaped blocks 208 is installed with a horizontal rod 209, the top of each rectangular block 207 is in contact with the bottom of two horizontal rods 209, two first horizontal frames 210 are installed between the top of two horizontal rods 209, a second horizontal frame 211 is installed between the top of two horizontal rods 209, the top of each first horizontal frame 210 and the top of the second horizontal frame 211 are installed with a number of adjustable groove frames 212, the number of groove frames 212 installed on each first horizontal frame 210 is two, the number of groove frames 212 installed on the second horizontal frame 211 is four, the eight groove frames 212 are divided into two groups, the top recess of each group of groove frames 212 is installed with an adjustable mounting frame 213, four rectangular plates 214 are installed between the top of two mounting frames 213, two reserved holes 204 are respectively arranged on the outer surface of two piers 1, two groups of hoops 201 are respectively arranged on the outer surface of two piers 1.

[0040] When the cover beam of the viaduct needs to be poured in the embodiment, first, the two round rods 205 are moved into the two reserved holes 204 respectively, then the two groups of hoops 201 are installed on the outer surfaces of the two piers 1 respectively at appropriate positions, and the two ends of each round rod 205 are arranged on the mounting holes of each group of hoops 201 respectively, at this time, each group of movable hoops 201 drives the corresponding group of first support frames 202 and second support frames 203 to move, and each group of movable first support frames 202 and second support frames 203 drives the corresponding rectangular block 207 and the corresponding U-shaped block 208 to move, then the two round rods 205 are installed with the two groups of hoops 201 by cooperation of the four mounting rings 206, then the two cross rods 209 are installed on the two groups of U-shaped blocks 208, at this time, the two cross rods 209 are assisted and supported under cooperation of the four groups of first support frames 202 and the four rectangular blocks 207, and the two piers 1 are located between the two cross rods 209, then the two first cross frames 210 and the second cross frame 211 are installed on the two cross rods 209, then according to the width of the cover beam of the viaduct, the two groups of grooved frames 212 are installed on the top of the two first cross frames 210 and the second cross frame 211 at appropriate positions, then according to the height of the cover beam of the viaduct, the two mounting frames 213 are installed on the two groups of grooved frames 212 respectively, then the four rectangular plates 214 are installed on the appropriate positions of the two mounting frames 213, and finally the formwork of the cover beam of the viaduct is installed between the two first cross frames 210, the second cross frame 211, the two groups of grooved frames 212, the two mounting frames 213 and the four rectangular plates 214, when the formwork of the cover beam of the viaduct is installed, the cover beam of the viaduct can be poured, and when the poured cover beam of the viaduct reaches the appropriate strength, subsequent prestressed construction operation can be performed.

[0041] The effect and working principle of the whole mechanism are:

[0042] Preparation stage: first, the controller 319 and the wireless transmitter 318 are installed on the appropriate position of one of the piers 1, then the controller 319 is connected with the external power supply by wires, then the double-shaft motor 304 is connected with the controller 319, then the controller 319 is wirelessly connected with the control system of the monitoring room by cooperation of the wireless transmitter 318, then the shell cover 302 is removed, then one end of the waterproof film wound on the outer surface of the cloth roller 303 is connected with the auxiliary plate 313, and then the shell cover 302 is reset to the original position;

[0043] The installation stage: when the need to pour the viaduct cap beam, at this time first two round rod 205 are moved to the inside of two reserved holes 204, then two groups of hoop 201 are installed on the outer surface of two piers 1 in appropriate positions, and the two ends of each round rod 205 are respectively located in the mounting hole of each group of hoop 201, at this time each group of mobile hoop 201 will drive the corresponding group of first support frame 202 and second support frame 203 to move, and each group of mobile first support frame 202 and second support frame 203 will drive the corresponding rectangular block 207 and the corresponding U-shaped block 208 to move, then the two round rods 205 are installed with two groups of hoop 201 by using four installation rings 206, then two cross bars 209 are installed on two groups of U-shaped blocks 208, at this time four groups of first support frame 202 and four rectangular blocks 207 can assist the support of two cross bars 209, and two piers 1 are located between two cross bars 209, then two first cross frame 210 and second cross frame 211 are installed on two cross bars 209, then two groups of slot frame 212 are installed on the top of two first cross frame 210 and second cross frame 211 according to the width of the viaduct cap beam, then two installation frames 213 are installed on two groups of slot frame 212 according to the height of the viaduct cap beam, then four rectangular plates 214 are installed on the appropriate positions of two installation frames 213, finally the formwork of the viaduct cap beam is installed between two first cross frame 210, second cross frame 211, two groups of slot frame 212, two installation frames 213 and four rectangular plates 214, when the formwork of the viaduct cap beam is installed, the viaduct cap beam can be poured, when the strength of the poured viaduct cap beam reaches the appropriate strength, the subsequent prestressed construction operation can be carried out;

[0044] Rain protection stage: when it rains during the maintenance process after the completion of the viaduct cap beam pouring, at this time the staff in the monitoring room can start the dual-shaft motor 304 by using the cooperation of the control system in the control room, the wireless transmitter 318 and the controller 319, at this time the started dual-shaft motor 304 will drive the cloth roller 303 to perform unwinding operation under the cooperation of the shell 301, and the started dual-shaft motor 304 will drive the two winding wheels 306 to perform winding operation under the cooperation of the cloth roller 303, the shell 301, the shell cover 302, the two auxiliary blocks 307 and the rotating rod 305, and the two winding wheels 306 will drive the corresponding sliding block 315 to move under the cooperation of the corresponding belt hole frame 308, the corresponding group of belt hole blocks 311, the corresponding fixed pulley 317, the corresponding first sliding groove 314, the corresponding second sliding groove 320, the corresponding connecting line 310, the corresponding rectangular strip 309 and the belt hole plate 316, at the same time, the two sliding blocks 315 will drive the unwound waterproof film to move under the cooperation of the placement hole 312 and the auxiliary plate 313, when the two sliding blocks 315 respectively move to the inside of the corresponding second sliding groove 320 and cannot move any more, at this time the auxiliary plate 313 will drive one end of the waterproof film to move to the square hole inside the belt hole plate 316, and the controller 319 will directly close the dual-shaft motor 304, at this time the closed dual-shaft motor 304 will make the two winding wheels 306 stop winding operation and make the cloth roller 303 stop unwinding operation, when the two winding wheels 306 and the cloth roller 303 stop rotating, at this time the viaduct cap beam after pouring can be protected from rain under the cooperation of the waterproof film, the cloth roller 303, the placement hole 312, the auxiliary plate 313, the two rectangular strips 309 and the belt hole plate 316.

[0045] Among them, the controller 319 (PLC controller), the wireless transmitter 318 and the dual-shaft motor 304 are prior art, their working principles are public technology, and their models can be selected according to actual conditions, which will not be explained here.

[0046] Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements for part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A prestressed cap beam support for use in the construction of viaducts, characterized in that: It includes two piers (1), a support mechanism (2) is provided between the two piers (1), and an auxiliary mechanism (3) is provided on the support mechanism (2). The auxiliary mechanism (3) includes a housing (301), two connecting lines (310), a perforated plate (316), a wireless transmitter (318), and a controller (319). A fabric rolling roller (303) is disposed inside the housing (301). A dual-axis motor (304) is mounted on the surface of the housing (301). A rotating rod (305) is mounted on the end of the fabric rolling roller (303) away from the dual-axis motor (304). A winding wheel (306) is fixedly sleeved on both the end of the rotating rod (305) away from the dual-axis motor (304) and one of the output ends of the dual-axis motor (304). Each winding wheel... The wheels (306) are used to wind up and unwind the corresponding connecting wires (310). Two perforated frames (308) are fixed on one side of the housing (301). Two rectangular strips (309) are fixed between the housing (301) and the perforated plate (316). A placement hole (312) is provided on one side of the inner wall of the housing (301). An auxiliary plate (313) and two sliders (315) are provided inside the placement hole (312). A first groove (314) is provided on the top of each rectangular strip (309). Two second grooves (320) are provided at the bottom of the square hole inner wall of the perforated plate (316).

2. The prestressed cap beam support for viaduct construction as described in claim 1, characterized in that: The top of the housing (301) is fitted with a cover (302), the outer surface of the rotating rod (305) is provided with two auxiliary blocks (307), the bottom of each rectangular bar (309) is fixed with three perforated blocks (311), two fixed pulleys (317) are installed on one side of the perforated plate (316), and one end of each of the two connecting lines (310) is fixed to the inside of the two winding wheels (306).

3. The prestressed cap beam support for viaduct construction as described in claim 1, characterized in that: The top of one of the auxiliary blocks (307) is fixed to the bottom of the cover (302), the surface of the other auxiliary block (307) is mounted to the surface of one of the auxiliary blocks (307), the other output end of the dual-axis motor (304) is mounted to one end of the fabric rolling roller (303), and the six perforated blocks (311) are divided into two groups.

4. The prestressed cap beam support for viaduct construction as described in claim 1, characterized in that: The other end of each connecting line (310) is movably sleeved between the round holes of each group of perforated blocks (311), and the other end of each connecting line (310) is movably sleeved inside the through hole of each perforated frame (308). The other end of each connecting line (310) also movably passes through the other side of the perforated plate (316). Each fixed pulley (317) is used for the transmission of the corresponding connecting line (310), and the other end of each connecting line (310) also movably passes through one side of the perforated plate (316).

5. The prestressed cap beam support for viaduct construction as described in claim 1, characterized in that: The other end of each of the connecting lines (310) is fixed to one side of each slider (315), the top of each slider (315) is fixed to the bottom of the auxiliary plate (313), the interior of each first groove (314) is connected to the interior of each second groove (320), and the interior of each first groove (314) is connected to the interior of the placement hole (312).

6. The prestressed cap beam support for viaduct construction as described in claim 1, characterized in that: The support mechanism (2) includes four clamps (201) and two reserved holes (204). Two first support frames (202) are fixed on the outer wall of each clamp (201), and a second support frame (203) is fixed on the outer wall of each clamp (201). A round rod (205) is provided inside each reserved hole (204). The four clamps (201) are divided into two groups, and the opposite sides of each group of clamps (201) are installed together.

7. The prestressed cap beam support for viaduct construction as described in claim 6, characterized in that: Both ends of each of the round rods (205) are installed with each group of clamps (201) via mounting rings (206). The eight first support frames (202) are divided into four groups. A rectangular block (207) is installed between the tops of each group of first support frames (202). A U-shaped block (208) is fixed to the top of each second support frame (203). The four U-shaped blocks (208) are divided into two groups. A crossbar (209) is installed between the tops of each group of U-shaped blocks (208).

8. The prestressed cap beam support for viaduct construction as described in claim 7, characterized in that: The top of each rectangular block (207) is in contact with the bottom of two crossbars (209). Two first crossbars (210) are installed between the tops of the two crossbars (209), and a second crossbar (211) is installed between the tops of the two crossbars (209). Each first crossbar (210) and the top of the second crossbar (211) are equipped with a number of slotted frames (212) that are adjustable in position.

9. The prestressed cap beam support for viaduct construction as described in claim 8, characterized in that: Each of the first crossbeams (210) has two slotted brackets (212), and each of the second crossbeams (211) has four slotted brackets (212). The eight slotted brackets (212) are divided into two groups. Each group of slotted brackets (212) has a height-adjustable mounting bracket (213) installed between the top grooves. Four rectangular plates (214) are installed between the tops of the two mounting brackets (213).

10. The prestressed cap beam support for viaduct construction as described in claim 9, characterized in that: The two reserved holes (204) are respectively opened on the outer surface of the two piers (1), the two sets of clamps (201) are respectively located on the outer surface of the two piers (1), the tops of the two mounting brackets (213) are installed with the bottom of the shell (301), and the tops of the two mounting brackets (213) are installed with the bottom of the perforated plate (316).

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