Prefabricated assembly type pier with replaceable energy consumption device

Abstract

The utility model relates to a prefabricated assembly type pier with a replaceable energy consumption device, which comprises a base, a prefabricated assembly type pier body is arranged at the top of the base, two fixing rings are fixedly mounted on the outer side of the prefabricated assembly type pier body, mounting blocks are fixedly connected to the front side and the back side of the fixing ring on the left side, and the mounting blocks are fixedly connected to the front side and the back side of the fixing ring on the right side. Connecting plates are fixedly connected to the front face and the back face of the fixing ring on the right side, a mounting assembly is arranged on the base, and a connecting assembly is arranged on the fixing ring. According to the prefabricated bridge pier with the replaceable energy consumption device, by arranging the mounting assemblies, in the process that the prefabricated bridge pier body is subjected to energy consumption and earthquake prevention through alloy bars, when the alloy bars are damaged in the using process, the multiple alloy bars can be conveniently taken down to be replaced, and work can be completed without the help of tools of workers; and the efficiency of disassembling and assembling the alloy bar is improved, and a worker can replace the alloy bar conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge pier shock absorption and energy dissipation, in particular to a prefabricated assembled bridge pier with a replaceable energy dissipation device. Background Art

[0002] With the rapid development of national infrastructure construction, prefabricated and assembled piers are increasingly being used in bridge construction. As the main component of the bridge, the pier plays a vital role in the overall seismic performance of the bridge. A large number of earthquake damages have shown that the collapse of the bridge is mainly caused by the insufficient seismic resistance of the pier. At present, most piers are equipped with external energy-absorbing devices for energy-absorbing and earthquake-proof.

[0003] For example, announcement number CN214459580U proposes an external energy-absorbing device for a replaceable Zn-22Al alloy rod of a bridge pier. By arranging external threads at both ends of the Zn-22Al alloy rod, the Zn-22Al alloy rod is detachably connected between a hoop and a mounting seat. At the same time, the first boss and the second boss that are staggered and connected on the two semicircular hoops are detachably connected through a movable connecting component. However, during the use of the utility model, when replacing the Zn-22Al alloy rod of the energy-absorbing device, it is necessary to use tools to unscrew multiple nuts, and then rotate the energy-absorbing device to disassemble them separately, which reduces work efficiency and brings inconvenience to the staff. Therefore, a prefabricated assembled bridge pier with a replaceable energy-absorbing device is proposed to solve the above-mentioned problems. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides a prefabricated assembled bridge pier with a replaceable energy dissipation device, which has the advantages of convenient replacement, etc., and solves the problem that when replacing the Zn-22Al alloy rod of the energy dissipation device, it is necessary to use tools to unscrew multiple nuts, and then rotate the energy dissipation device to disassemble them separately, which reduces work efficiency and brings inconvenience to the staff.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a prefabricated assembled bridge pier with a replaceable energy dissipation device, comprising a base, a prefabricated assembled bridge pier body is arranged on the top of the base, two fixing rings are fixedly installed on the outer side of the prefabricated assembled bridge pier body, the front and back sides of the left fixing ring are fixedly connected with a mounting block, and the front and back sides of the right fixing ring are fixedly connected with a connecting plate, a mounting assembly is arranged on the base, and a connecting assembly is arranged on the fixing ring;

[0006] The mounting assembly includes four connecting tubes rotatably connected to the top of the base, a worm gear is fixedly connected to the outer side of the connecting tube, two worms are rotatably connected to the front side of the base, four alloy rods are arranged between the fixing ring and the base, a clamping rod is slidably connected to the front and back sides of the fixing ring, and a spring is sleeved on the outer side of the clamping rod.

[0007] Furthermore, the connecting assembly includes a rotating cylinder rotatably connected to the top of the mounting block, the internal thread of the rotating cylinder is connected to a threaded rod, the left side of the connecting plate is fixedly connected to the mounting plate, the inside of the mounting block is fixedly connected to a guide rod, and the left side of the threaded rod is fixedly connected to a movable block.

[0008] Furthermore, two connecting grooves matching the size of the alloy rod are provided at the bottom of the fixing ring, and the worm and the worm wheel are meshed with each other.

[0009] Furthermore, the outer surface of the bottom of the alloy rod is threaded, and the interior of the connecting tube is provided with a thread groove which is threadedly connected to the alloy rod.

[0010] Furthermore, a slot matching the size of the clamping rod is provided inside the alloy rod, and two ends of the spring are fixedly connected to the outer side of the fixing ring and the outer side of the clamping rod respectively.

[0011] Furthermore, a threaded through hole threadably connected to the threaded rod is provided inside the rotating cylinder, and a guide through hole matching the size of the guide rod is provided inside the movable block.

[0012] Furthermore, a limiting groove matching the size of the threaded rod is formed on the top of the mounting plate, and a mounting groove matching the size of the mounting plate is formed on the right side of the mounting block.

[0013] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0014] 1. The prefabricated assembled bridge pier with replaceable energy-absorbing device is provided with installation components. During the process of energy-absorbing and shock-proofing the prefabricated assembled bridge pier body by alloy rods, when the alloy rods are damaged during use, multiple alloy rods can be easily removed for replacement without the help of tools by the staff, thereby improving the efficiency of disassembly and assembly of the alloy rods and facilitating the staff to replace the alloy rods.

[0015] 2. The prefabricated assembled bridge pier with replaceable energy dissipation device is convenient for fixing two fixing rings on the outside of the prefabricated assembled bridge pier body by setting a connecting component, without the need for bolts and tools to complete the fixation, thereby improving the work efficiency of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a top view of the base structure of the utility model;

[0018] Figure 3 This is a side view of the fixing ring structure of the utility model;

[0019] Figure 4 For this utility model Figure 1 A magnified view of the structure in the middle.

[0020] In the figure: 1 base, 2 prefabricated assembled pier body, 3 fixing ring, 4 alloy rod, 5 connecting tube, 6 worm, 7 worm wheel, 8 clamping rod, 9 spring, 10 connecting plate, 11 mounting block, 12 mounting plate, 13 rotating tube, 14 threaded rod, 15 movable block, 16 guide rod. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-4 In this embodiment, a prefabricated assembled bridge pier with a replaceable energy dissipation device includes a base 1, a prefabricated assembled bridge pier body 2 is arranged on the top of the base 1, two fixing rings 3 are fixedly installed on the outer side of the prefabricated assembled bridge pier body 2, the front and back sides of the left fixing ring 3 are fixedly connected with a mounting block 11, the front and back sides of the right fixing ring 3 are fixedly connected with a connecting plate 10, the base 1 is provided with a mounting component, and the fixing ring 3 is provided with a connecting component.

[0023] The mounting assembly includes four connecting tubes 5 rotatably connected to the top of the base 1, a worm gear 7 is fixedly connected to the outer side of the connecting tube 5, two worms 6 are rotatably connected to the front side of the base 1, the worm 6 and the worm gear 7 are meshed with each other, four alloy rods 4 are arranged between the fixing ring 3 and the base 1, the outer surface of the bottom of the alloy rod 4 is threaded, and a thread groove threadedly connected to the alloy rod 4 is provided inside the connecting tube 5.

[0024] See also Figure 1-3Two connecting grooves are provided at the bottom of the fixing ring 3 and are adapted to the size of the alloy rod 4. The front and back sides of the fixing ring 3 are slidably connected with a clamping rod 8. The inside of the alloy rod 4 is provided with a clamping groove adapted to the size of the clamping rod 8. A spring 9 is sleeved on the outside of the clamping rod 8. The two ends of the spring 9 are fixedly connected to the outside of the fixing ring 3 and the outside of the clamping rod 8 respectively.

[0025] It should be noted that by setting up the installation components, when the alloy rods 4 are used to dissipate energy and prevent shock on the prefabricated assembled pier body 2, if the alloy rods 4 are damaged during use, it is convenient to remove and replace multiple alloy rods 4 without the help of tools, which improves the efficiency of disassembly and assembly of the alloy rods 4 and makes it convenient for the staff to replace the alloy rods 4.

[0026] See also Figure 4 The connecting assembly includes a rotating cylinder 13 rotatably connected to the top of the mounting block 11, a threaded rod 14 is connected to the internal thread of the rotating cylinder 13, a threaded through hole threadedly connected to the threaded rod 14 is opened inside the rotating cylinder 13, a mounting plate 12 is fixedly connected to the left side of the connecting plate 10, a mounting groove matching the size of the mounting plate 12 is opened on the right side of the mounting block 11, a limiting groove matching the size of the threaded rod 14 is opened on the top of the mounting plate 12, a guide rod 16 is fixedly connected to the inside of the mounting block 11, a movable block 15 is fixedly connected to the left side of the threaded rod 14, and a guide through hole matching the size of the guide rod 16 is opened inside the movable block 15.

[0027] It should be noted that, by providing the connection assembly, it is convenient to fix the two fixing rings 3 on the outside of the prefabricated pier body 2 without the need for bolts and tools to complete the fixation, thereby improving the work efficiency of the staff.

[0028] The working principle of the above embodiment is:

[0029] The prefabricated assembled bridge pier with replaceable energy dissipation device can dissipate energy and prevent shock to the prefabricated assembled bridge pier body 2 through the alloy rod 4 provided in the prefabricated assembled bridge pier body 2 as the main component of the bridge, thereby improving the anti-seismic capacity of the prefabricated assembled bridge pier body 2. When the alloy rod 4 is damaged during use, the threaded rod 14 is caused to slide on the outside of the guide rod 16 through the movable block 15 by rotating the rotating cylinder 13, driving one end of the threaded rod 14 to disengage from the limiting groove provided on the mounting plate 12, thereby canceling the restriction on the mounting plate 12, thereby canceling the restriction between the two fixing rings 3. , and then pull the clamping rod 8 to move, so that the clamping rod 8 is disengaged from the clamping groove on the alloy rod 4, the restriction on the alloy rod 4 is cancelled, and then the disassembly between the alloy rod 4 and the fixing ring 3 is completed, and the restriction on one end of the alloy rod 4 is cancelled. Then, by holding one end of the alloy rod 4, the worm 6 is rotated to make the worm wheel 7 meshing with the worm 6 rotate through the connecting tube 5, so that the connecting tube 5 is separated from the alloy rod 4, and the restriction on the other end of the alloy rod 4 is cancelled. The disassembly of the alloy rod 4 can be completed without the help of tools by the staff, which improves the efficiency of disassembly and assembly of the alloy rod 4 and facilitates the staff to replace the alloy rod 4.

[0030] The electrical components appearing in the text are all electrically connected to the controller and the power supply. The control method of the utility model is controlled by the controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power supply is also common knowledge in this field. The utility model is mainly used to protect mechanical devices, so the utility model will no longer explain the control method and circuit connection in detail.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0032] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A prefabricated bridge pier with a replaceable energy dissipation device, comprising a base (1), Features: A prefabricated assembled pier body (2) is arranged on the top of the base (1), two fixing rings (3) are fixedly installed on the outer side of the prefabricated assembled pier body (2), the front and back sides of the left fixing ring (3) are fixedly connected to a mounting block (11), and the front and back sides of the right fixing ring (3) are fixedly connected to a connecting plate (10), the base (1) is provided with a mounting component, and the fixing ring (3) is provided with a connecting component; The mounting assembly comprises four connecting cylinders (5) rotatably connected to the top of the base (1); a worm gear (7) is fixedly connected to the outer side of the connecting cylinder (5); two worms (6) are rotatably connected to the front side of the base (1); four alloy rods (4) are arranged between the fixing ring (3) and the base (1); a clamping rod (8) is slidably connected to the front and back sides of the fixing ring (3); and a spring (9) is sleeved on the outer side of the clamping rod (8).

2. A prefabricated bridge pier with a replaceable energy dissipation device according to claim 1, Features: The connection assembly comprises a rotating cylinder (13) rotatably connected to the top of the mounting block (11); a threaded rod (14) is connected to the inner thread of the rotating cylinder (13); the left side of the connecting plate (10) is fixedly connected to the mounting plate (12); the inside of the mounting block (11) is fixedly connected to a guide rod (16); and the left side of the threaded rod (14) is fixedly connected to a movable block (15).

3. A prefabricated bridge pier with a replaceable energy dissipation device according to claim 1, Features: The bottom of the fixing ring (3) is provided with two connecting grooves which are matched in size to the alloy rod (4), and the worm (6) and the worm wheel (7) are meshed with each other.

4. The prefabricated bridge pier with replaceable energy dissipation device according to claim 1, Features: The outer surface of the bottom of the alloy rod (4) is threaded, and the interior of the connecting tube (5) is provided with a thread groove that is threadedly connected to the alloy rod (4).

5. The prefabricated bridge pier with replaceable energy dissipation device according to claim 1, Features: A slot matching the size of the clamping rod (8) is provided inside the alloy rod (4), and two ends of the spring (9) are fixedly connected to the outer side of the fixing ring (3) and the outer side of the clamping rod (8), respectively.

6. A prefabricated bridge pier with a replaceable energy dissipation device according to claim 2, Features: A threaded through hole threadably connected to the threaded rod (14) is provided inside the rotating cylinder (13), and a guide through hole matching the size of the guide rod (16) is provided inside the movable block (15).

7. The prefabricated bridge pier with replaceable energy dissipation device according to claim 2, Features: A limiting groove having a size matching that of the threaded rod (14) is provided on the top of the mounting plate (12), and a mounting groove having a size matching that of the mounting plate (12) is provided on the right side of the mounting block (11).

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