Construction safety protection device for railroad bridge

Abstract

The utility model discloses a railroad bridge construction safety protection device which comprises a bridge pier stand column, a movable lock catch is arranged on the upper end face of the bridge pier stand column at least corresponding to the center position of the bridge pier stand column, and the movable lock catch comprises a base used for being fixedly connected with the bridge pier stand column and a lock ring used for being detachably connected with a safety rope. The locking ring is rotationally connected with the base, a rotating shaft is arranged between the locking ring and the base, a protection piece is arranged on the upper end face of the pier stand column in the circumferential direction corresponding to the outer circumferential wall of the pier stand column, and the construction safety protection device can be connected with a safety rope on a worker, is convenient to rotate, reduces limitation of the construction angle, achieves multiple protection, and is high in safety and simple in structure.

Description

Technical Field

[0001] The utility model relates to the technical field of railway bridges, in particular to a construction safety protection device for railway bridges. Background Art

[0002] Railway bridges are an important part of railway transportation. Workers need to strictly follow the construction requirements during construction. During the construction of railway bridges, construction safety protection devices are indispensable. Railway bridges are generally composed of multiple piers and multiple sections of bridges. Before building the bridge, it is necessary to carry out construction work on the piers and columns. The existing railway bridge construction safety protection devices are generally guardrails or protective nets. Multiple guardrails are combined on the upper end surface of the pier columns to form a safe area for construction. For example, the utility model patent for a high-speed railway bridge pier pad construction safety protection (application number: 202123175676.9) includes pier columns, and the upper side of the pier columns is provided with a protective base frame arranged symmetrically on the left and right, and the upper sides of the two protective base frames are provided with multiple protective meshes. The multiple protective meshes are fit together and plugged into the upper ends of the two protective base frames, and the gap between the protective base frames on the left and right sides matches the groove at the upper end of the pier column.

[0003] The above utility model patent does not have a movable lock buckle and cannot be connected to the safety rope of the construction workers. It is inconvenient when the construction workers perform construction at different angles and the safety performance is low. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model provides a construction safety protection device for railway bridges. This construction safety protection device can be connected to the safety rope on the workers, is easy to rotate, reduces the restrictions on construction angles, has multiple protections, is highly safe, and has a simple structure.

[0005] To achieve the above-mentioned purpose, the utility model provides a construction safety protection device for a railway bridge, including a pier column, wherein the upper end surface of the pier column is provided with a movable lock buckle at least corresponding to its center position, and the movable lock buckle includes a base for fixed connection with the pier column and a locking ring for detachably connecting with a safety rope, the locking ring is rotatably connected to the base, and a rotating shaft is provided between the locking ring and the base, and the upper end surface of the pier column is circumferentially provided with a protective member corresponding to its outer peripheral wall.

[0006] The effect that can be produced by adopting the above technical solution is: this solution adopts setting a movable lock buckle in the center of the bridge pier column. When construction workers are working, they can connect the safety rope with the movable lock buckle. The movable lock buckle in the center position is close to the various angles of the end face of the bridge pier column. The lock ring on the movable lock buckle can be rotated to make it more convenient for construction workers to work at different angles. Protective parts are set on the upper end face of the bridge pier column to realize the cooperation of the protective parts and the movable lock buckle to form multiple protections, thereby improving the protection effect. The base of the movable lock buckle is fixedly connected to the bridge pier column, the connection strength is higher, and the base is not easy to fall off from the bridge pier column, thereby improving safety performance.

[0007] The present invention is further provided with: a plurality of fixing lock buckles are evenly distributed on the upper end surface of the pier column corresponding to the edge position thereof.

[0008] The effect of adopting the above technical solution is: multiple protection of the upper end face of the pier column is achieved by setting a fixed lock buckle, thereby improving safety performance. When working in one direction, technical personnel in this field can first fix the safety rope on the movable lock buckle and then fix the safety rope on the fixed lock buckle to achieve multiple protection.

[0009] The present invention is further provided with grooves corresponding to the movable lock buckle and each fixed lock buckle position on the upper end surface of the pier column, a movable lock buckle / fixed lock buckle is provided in each of the grooves, the base is fixedly connected to the inner wall of the groove, the fixed lock buckle is fixedly connected to the inner wall of the groove, the apex of the locking ring / fixed lock buckle is arranged in the same horizontal plane as the opening of the groove, and the locking ring / fixed lock buckle can be arranged flush with the upper end surface of the pier column.

[0010] The effect that can be produced by adopting the above technical solution is: a groove is set to accommodate the fixed lock buckle and the movable lock buckle, and the apexes of the fixed lock buckle and the movable lock buckle are set in the same horizontal plane as the opening of the groove and are flush with the upper end surface of the pier column. Such a structure can prevent construction workers from being tripped by the lock buckle when working on the pier column, reduce safety risks and improve safety. At the same time, the lock buckle is set in the groove, and the groove can play a certain protective role for the lock buckle, thereby increasing the service life of the lock buckle.

[0011] The present invention is further provided with: the cross section of the groove is a quadrilateral, and the bottom surface of the groove is inclined toward each side wall and is provided with an inclined wall.

[0012] The effect of adopting the above technical solution is: the setting of the inclined wall can make the safety rope on the construction worker fit more closely with the inclined wall when it is straightened during use, and the inclined wall can guide the safety rope to move toward the construction worker, and it is not easy to get stuck. The inclined wall can also slightly extend the effective operating distance of the safety rope, and the structure is simple.

[0013] The present invention is further provided with: an arc-shaped connecting portion is formed between the inclined wall and the end surface of the pier column.

[0014] The above technical solution can produce the following effects: the arc-shaped connecting portion can prevent the safety rope on the construction workers from being easily damaged when rubbing against the inner wall of the groove, and the structure is simple.

[0015] The utility model is further provided with: the protective member is formed by combining a plurality of protective nets, two adjacent protective nets are hingedly arranged, and the protective nets are detachably connected to the pier columns.

[0016] The above technical solution can produce the following effects: a protective net combination is set up to form a protective part to protect construction workers working on bridge pier columns, and multiple protections are provided with locks to improve safety performance. The protective net that is detachably connected to the bridge pier is easy to disassemble and assemble and does not affect construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A perspective view of an embodiment of the present utility model;

[0018] Figure 2 A cross-sectional view of an embodiment of the present invention

[0019] Figure 3 This is a structural exploded view of the movable lock according to an embodiment of the present invention. DETAILED DESCRIPTION

[0020] An embodiment of a construction safety protection device for a railway bridge according to the present invention is shown in the figure. In order to achieve the above-mentioned purpose, the present invention provides a construction safety protection device for a railway bridge, including a pier column 1, wherein the upper end surface of the pier column 1 is provided with a movable lock buckle 2 at least corresponding to its center position, and the movable lock buckle 2 includes a base 21 for fixed connection with the pier column 1 and a lock ring 22 for detachably connecting with a safety rope, the lock ring 22 is rotatably connected to the base 21, and a rotating shaft 23 is provided between the lock ring 22 and the base 21, and a protective piece is provided on the upper end surface of the pier column 1 corresponding to its outer peripheral wall. This solution adopts the arrangement of the movable lock buckle 2 at the center of the pier column 1. When construction workers are working, they can The safety rope is connected to the movable lock buckle 2. The movable lock buckle 2 at the center position is close to the various angles of the end face of the pier column 1. The lock ring 22 on the movable lock buckle 2 can be rotated to make it more convenient for construction workers to work at different angles. A protective piece is set on the upper end face of the pier column 1 to realize the cooperation of the protective piece and the movable lock buckle 2 to form multiple protections, thereby improving the protection effect. The base 21 of the movable lock buckle 2 is fixedly connected to the pier column 1, and the connection strength is higher. The base 21 is not easy to fall off from the pier column 1, thereby improving the safety performance. The upper end face of the pier column 1 is evenly provided with a plurality of fixed lock buckles 3 corresponding to its edge positions. The fixed lock buckle 3 is set to realize multiple protections of the upper end face of the pier column 1, thereby improving the safety performance. Those skilled in the art, such as fixed When working in one direction, the safety rope can be fixed on the movable lock buckle 2 first and then on the fixed lock buckle 3 to achieve multiple protections; the upper end surface of the pier column 1 is provided with a groove 4 corresponding to the movable lock buckle 2 and each fixed lock buckle 3, and each of the grooves 4 is provided with a movable lock buckle 2 / fixed lock buckle 3, the base 21 is fixedly connected to the inner wall of the groove 4, the fixed lock buckle 3 is fixedly connected to the inner wall of the groove 4, the apex of the locking ring 22 / fixed lock buckle 3 is arranged in the same horizontal plane as the opening of the groove 4, the locking ring 22 / fixed lock buckle 3 can be arranged flush with the upper end surface of the pier column 1, and the groove 4 is provided to accommodate the fixed lock buckle 3 and the movable lock buckle 2, and the apex of the fixed lock buckle 3 and the movable lock buckle 2 is fixedly connected to the inner wall of the groove 4. The opening of the groove 4 is arranged at the same horizontal plane and flush with the upper end surface of the pier column 1. Such a structure can prevent construction workers from being tripped by the lock buckle when working on the pier column 1, reducing safety risks and improving safety. At the same time, the lock buckle is arranged in the groove 4, which can play a certain protective role for the lock buckle and increase the service life of the lock buckle; the cross section of the groove 4 is a quadrilateral, and the bottom surface of the groove 4 is inclined toward each side wall to be provided with an inclined wall 5. The inclined wall 5 can make the safety rope on the construction worker fit more closely with the inclined wall 5 when it is straightened in use, and the inclined wall 5 can guide the safety rope to move toward the construction worker, which is less likely to get stuck. The inclined wall 5 can also slightly extend the effective operating distance of the safety rope;An arc-shaped connecting portion 6 is formed between the inclined wall 5 and the end face of the pier column 1. The arc-shaped connecting portion 6 can prevent the safety rope on the construction worker from being easily damaged when rubbing against the inner wall of the groove 4; the protective member is formed by a combination of several protective nets 7, and two adjacent protective nets 7 are hinged. The protective net 7 is detachably connected to the pier column 1. The protective member is formed by the combination of protective nets 7 to protect the construction workers working on the pier column 1, and multiple protections are provided with locks to improve safety performance. The protective net 7 detachably connected to the pier is easy to disassemble and assemble, and does not affect construction. When this solution is implemented, the construction workers need to first pass the safety rope through the movable lock buckle 2 and connect it to the movable lock buckle 2. At this time, Construction workers can now work in all directions on the pier column 1. When working at a fixed angle, they can pass the safety rope through the movable lock buckle 2 and then through the fixed lock buckle 3 to achieve double protection. Construction workers can also work with only the safety rope connected to the fixed lock buckle 3. When construction workers do not need to work outside the pier column 1, they can also use the protective net 7 to plug into the pier column 1, so that the protective net 7 can enclose a safe area for work. In this case, construction workers can connect the safety rope to the movable lock buckle 2 to achieve multiple protection and improve safety performance. The connection method of the safety rope and the lock buckle is simple, easy to operate, and safer.

[0021] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only illustrate the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which shall fall within the scope of the present invention to be protected. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A construction safety protection device for a railway bridge, comprising a pier column, characterized in that: A movable lock buckle is provided at least at the center position of the upper end surface of the pier column. The movable lock buckle includes a base for fixed connection with the pier column and a lock ring for detachably connecting with the safety rope. The lock ring is rotatably connected to the base, and a rotating shaft is provided between the lock ring and the base. A protective part is provided circumferentially on the upper end surface of the pier column corresponding to its outer peripheral wall.

2. The railway bridge construction safety protection device according to claim 1, characterized in that: A plurality of fixing lock buckles are evenly distributed on the upper end surface of the pier column corresponding to the edge position thereof.

3. The railway bridge construction safety protection device according to claim 2, characterized in that: The upper end surface of the pier column is provided with grooves corresponding to the movable lock buckle and each fixed lock buckle position, and each groove is provided with a movable lock buckle / fixed lock buckle. The base is fixedly connected to the inner wall of the groove, and the fixed lock buckle is fixedly connected to the inner wall of the groove. The vertices of the locking ring / fixed lock buckle are arranged in the same horizontal plane as the opening of the groove, and the locking ring / fixed lock buckle can be arranged flush with the upper end surface of the pier column.

4. The railway bridge construction safety protection device according to claim 3, characterized in that: The cross section of the groove is a quadrilateral, and the bottom surface of the groove is inclined toward each side wall to form an inclined wall.

5. The railway bridge construction safety protection device according to claim 4, characterized in that: An arc-shaped connecting portion is formed between the inclined wall and the end surface of the pier column.

6. The railway bridge construction safety protection device according to claim 1, characterized in that: The protective member is formed by combining a plurality of protective nets, two adjacent protective nets are hingedly arranged, and the protective nets are detachably connected to the pier columns.

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