Movable hanging basket for bridge concrete guardrail construction

Abstract

The utility model belongs to the field of bridge guardrail construction, and particularly relates to a movable hanging basket for bridge concrete guardrail construction. Comprising a base, a vertical beam fixed to the base, a cantilever beam fixed to the top of the vertical beam, a hanging column fixed to the outer end of the cantilever beam, a hanging basket fixed to the lower end of the hanging column, a sliding sleeve arranged on the cantilever beam in a sliding mode and a lifting mechanism arranged on the sliding sleeve. The lifting mechanism is connected with an outer side formwork and an inner side formwork which serve as bridge guardrail formworks through slings, and a balancing weight is placed on the base. An outer side telescopic piece is vertically arranged on the outer side of the outer side formwork, and a plurality of positioning pieces are fixed to the inner side of the hanging column and the inner side of the hanging basket; according to the bridge guardrail template positioning device, the final position of the outer side telescopic piece is positioned in an auxiliary mode through the positioning piece, auxiliary positioning after falling of the guardrail template can be achieved, it is ensured that the outer side template is finally positioned to the set position on a bridge, and the positioning efficiency of constructors on the bridge guardrail template is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of bridge guardrail construction, and specifically relates to a mobile hanging basket for bridge concrete guardrail construction. Background Art

[0002] Traditional scaffolding can no longer meet the construction requirements of crossing railways and rivers. In order to ensure the quality and efficiency of construction, the construction of bridge guardrails across railways and rivers to ensure the safety and quality of construction and the efficiency of bridge guardrail construction, construction hanging baskets are often used to carry out the construction of bridge guardrails. The hanging basket is simple and easy to use, and can be moved by steel wheels. The position and height adjustment of the concrete guardrail template can be better controlled through the hanging basket. During the construction of the bridge concrete guardrail, the linear shape of the parapet can be effectively guaranteed, and the position and height of the template can be adjusted forward, backward, left and right, making the construction of the bridge concrete guardrail easier.

[0003] The guardrail template is usually suspended on the cross arm of the guardrail by a steel cable. The guardrail template is raised and lowered by an electric hoist or other lifting mechanism. The suspended template is prone to shaking. Therefore, it is necessary to arrange construction workers on both sides of the template to hold the template for positioning to ensure that the template reaches the predetermined position after it falls and maintain the construction quality of the guardrail. However, the manual operation efficiency of construction workers is low and errors are prone to occur.

[0004] Therefore, it is necessary to provide an improved technical solution to address the above-mentioned deficiencies in the prior art. Utility Model Content

[0005] The utility model aims to overcome the deficiencies of the prior art and provide a mobile hanging basket for bridge concrete guardrail construction, which can realize auxiliary positioning of the guardrail template after it falls, and improve the positioning efficiency of the bridge guardrail template by construction personnel.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A mobile hanging basket for bridge concrete guardrail construction, comprising a base, a vertical beam fixed on the base, a cantilever beam fixed on the top of the vertical beam, a hanging column fixed on the outer end of the cantilever beam, a hanging basket fixed at the lower end of the hanging column, a sliding sleeve slidably arranged on the cantilever beam, and a lifting mechanism arranged on the sliding sleeve, wherein the lifting mechanism is connected with an outer template and an inner template as a bridge guardrail template through a sling, a counterweight block is placed on the base, an outer telescopic member is vertically arranged on the outer side of the outer template, and a plurality of positioning members are fixed on the inner side of the hanging column and the hanging basket;

[0008] The positioning member corresponds to the outer telescopic member one by one and is used in combination with the outer telescopic member. The inner end of the outer telescopic member is fixed to the outside of the outer template. The outer telescopic member moves synchronously with the outer template. The outer end of the outer telescopic member can reach the positioning member position as the outer template moves downward and be positioned at a predetermined position on the positioning member.

[0009] Furthermore, a track is arranged above the positioning member, and the lower end of the track faces the positioning member.

[0010] Furthermore, the track is vertical or inclined in a vertical plane.

[0011] Furthermore, at least one group of positioning members is respectively provided on the hanging basket and the hanging column, and each group of positioning members is arranged horizontally.

[0012] Furthermore, an inner telescopic member is detachably provided between the inner formwork and the vertical beam.

[0013] In one embodiment, the positioning member adopts a positioning seat, which includes a rod seat and a positioning rod vertically arranged on the upper surface of the rod seat, the positioning rod has a positioning section and an installation section from bottom to top, and the installation section is cooperated with a locking member; the outer telescopic member adopts an outer telescopic rod, and the outer end of the outer telescopic rod is provided with a positioning hole.

[0014] On the basis of the above embodiment, the outer diameter and size of the positioning section are adapted to the positioning hole, and the outer diameter of the positioning section is larger than the thread outer diameter of the mounting section.

[0015] Based on the above embodiment, a slide is obliquely arranged above the positioning seat, and the slide gradually approaches the vertical beam from top to bottom. The lower end of the slide faces the positioning rod, so that the outer end of the outer telescopic rod can slide down along the slide and be sleeved on the positioning rod.

[0016] In another embodiment, the positioning member includes a vertically arranged guide rail; the outer telescopic member includes a horizontally arranged outer telescopic cylinder and a slide seat arranged at the end of the cylinder body of the outer telescopic cylinder, and the slide seat is arranged in cooperation with the guide rail; the upper end of the guide rail is open, and the slide seat can enter the guide rail from above and slide along the guide rail; the lower end of the guide rail is closed.

[0017] On the basis of the above embodiment, a positioning block is detachably fixed on the guide rail, and when the outer end of the outer telescopic member reaches a predetermined position, it abuts against the upper surface of the positioning block.

[0018] The beneficial effects of the utility model are:

[0019] The utility model can realize auxiliary positioning after the guardrail template is lowered by assisting the final position of the outer telescopic member through the positioning member, and ensure that the outer template is finally positioned at the predetermined position on the bridge, which is quick and convenient and effectively ensures the quality and construction efficiency of the concrete guardrail. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The drawings constituting part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments and descriptions of the present invention are used to explain the present invention and do not constitute an improper limitation on the present invention. Among them:

[0021] Figure 1 This is a schematic diagram of the structure of Example 1 of the utility model.

[0022] Figure 2 This is a schematic structural diagram of the positioning seat of Example 1 of the utility model.

[0023] Figure 3 This is a schematic diagram of the structure of Example 2 of the utility model.

[0024] Figure 4 This is a schematic diagram of the structure of the slide seat of Example 2 of the utility model.

[0025] Figure 5 This is a schematic structural diagram of the positioning block of Example 2 of the utility model.

[0026] In the figure: 1-base, 2-moving pulley, 3-cantilever beam, 4-vertical beam, 5-diagonal brace, 6-counterweight, 7-sliding sleeve, 8-lifting mechanism, 9-sling, 10-outer formwork, 11-inner formwork, 12-hanging basket, 13-guide rod, 14-positioning seat, 141-rod seat, 142-positioning section, 143-installing section, 15-locking piece, 16-inner telescopic piece, 17-outer telescopic rod, 18-guide rail, 19-sliding seat, 20-outer telescopic cylinder, 21-hanging column, 22-positioning block, 23-rail hole. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field belong to the protection scope of the present invention.

[0028] In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention. The terms "connected" and "connection" used in the present invention should be understood in a broad sense. For example, they can be fixed connections or detachable connections; they can be directly connected or indirectly connected through intermediate components. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0029] The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments. It should be noted that the embodiments and features in the embodiments of the present invention can be combined with each other without conflict.

[0030] like Figures 1 to 4 As shown, a mobile hanging basket for bridge concrete guardrail construction includes a base 1, a vertical beam 4 fixed on the base 1, a cantilever beam 3 fixed on the top of the vertical beam 4, a hanging column 21 fixed on the outer end of the cantilever beam 3, a hanging basket 12 fixed at the lower end of the hanging column 21, a sliding sleeve 7 slidably arranged on the cantilever beam 3 and a lifting mechanism 8 arranged on the sliding sleeve 7, the lifting mechanism 8 is connected to an outer template 10 and an inner template 11 as a bridge guardrail template through a sling 9, a counterweight block 6 is placed on the base 1, and the weight of the counterweight block 6 is more than 3.5 tons; The base 1 is a rectangular frame structure, the vertical beams 4 are arranged at both ends of one side of the base 1, and a connecting beam is connected between the two vertical beams 4 for reinforcement; a diagonal brace 5 is fixed between the vertical beam 4 and the base 1, and a reinforcing triangular plate is fixed at the connection between the vertical beam 4 and the cantilever beam 3; the sliding sleeve 7 can move back and forth within the range of the cantilever beam 3, and the height of the guardrail template can be adjusted by the lifting mechanism 8, and the lifting mechanism 8 can adopt an electric hoist or a basket bolt; the four corners of the base 1 are provided with movable pulleys 2, and the movable pulley 2 is a directional pulley and can only move along the longitudinal direction of the bridge;

[0031] An outer telescopic member is vertically arranged on the outer side of the outer template 10, and a plurality of positioning members are fixed on the inner sides of the hanging column 21 and the hanging basket; the positioning members correspond to the outer telescopic members one by one and are used in conjunction with each other, and the inner ends of the outer telescopic members are fixed on the outer side of the outer template 10; the outer telescopic members move synchronously with the outer template 10, and the outer ends of the outer telescopic members can reach the positioning member position as the outer template 10 moves downward, and are positioned at a predetermined position on the positioning member;

[0032] The positioning piece is used as the component for finally positioning the outer telescopic piece. During the downward movement, the worker holds the outer telescopic piece by hand and aligns the outer end of the outer telescopic piece with the matching position of the positioning piece. At the last section of the descent of the outer formwork 10, the worker proceeds under the guidance of the positioning piece and finally reaches the final defined part on the positioning piece, that is, the established position. At this time, the outer formwork 10 reaches the bridge deck accordingly; the lateral position of the outer formwork 10 is regulated by the length of the outer telescopic piece; when the first outer formwork 10 is installed, the length of the outer telescopic piece is determined and locked. When the subsequent outer formwork 10 is installed, the outer telescopic piece of this length can be directly used to ensure that the outer formworks 10 are neatly placed in sequence.

[0033] Furthermore, a track is provided above the positioning member, and the lower end of the track is opposite to the positioning member, for guiding the outer end of the outer telescopic member to slide down along the track to the positioning member, so as to facilitate construction personnel to quickly align the outer end of the outer telescopic member to the positioning member; the track is vertical or inclined in a vertical plane.

[0034] Furthermore, at least one group of positioning members is respectively provided on the hanging basket 12 and the hanging column 21, and each group of positioning members is arranged horizontally.

[0035] Furthermore, an inner telescopic member 16 is detachably provided between the inner formwork 11 and the vertical beam 4; correspondingly, a positioning member for positioning the inner telescopic member 16 in the final position is correspondingly provided on the vertical beam 4; the working process of the inner telescopic member 16 is similar to that of the outer telescopic member, and when the lifting mechanism 8 lowers the inner formwork 11, the outer end of the inner telescopic member 16 is positioned and installed on the positioning member.

[0036] During construction, firstly, the guardrail template is placed on the bridge by a crane, and the position of the guardrail template is adjusted. Then, the main structure consisting of the base 1, the vertical beam 4, and the cantilever beam 3 and the counterweight 6 are hoisted onto the bridge deck and the hanging basket 12 is installed. Then, a person gets on the hanging basket 12 and finely adjusts the position and size of the outer guardrail template 10 through the outer telescopic member, and the inner template 11 is adjusted by the construction personnel on the bridge deck through the inner telescopic member 16. The lengths of the finely adjusted inner telescopic member 16 and the outer telescopic member are the lengths required for the guardrail template to be precisely aligned, and the inner telescopic member 16 and the outer telescopic member can be adjusted to the desired lengths. Make alignment marks on the outer telescopic member, such as by drawing lines, to help personnel determine whether the lengths of the inner telescopic member 16 and the outer telescopic member have changed; then pour concrete; after solidification, remove the formwork, and under the action of the lifting mechanism 8, guide the template along the positioning member and the guide rail to separate from the guardrail concrete, and the outer telescopic member and the inner telescopic member 16 are supported by human hands, and the mobile hanging basket 12 slowly moves to the position of the next guardrail section; the lifting mechanism 8 lowers the guardrail template, and the outer telescopic member and the inner telescopic member 16 are held by human hands to cooperate with the positioning member to accurately locate the position of the guardrail template;

[0037] The utility model effectively guarantees the quality of the bridge concrete guardrail, makes the position of the guardrail template easy to adjust, and is beneficial to the overall line shape of the guardrail.

[0038] Specifically, two embodiments are given below.

[0039] Example 1

[0040] like Figure 1 , Figure 2 As shown, the positioning member adopts a positioning seat 14, and the positioning seat 14 includes a rod seat 141, a positioning rod vertically arranged on the upper surface of the rod seat 141, and the positioning rod has a positioning section 142 and a mounting section 143 from bottom to top, and the mounting section 143 is provided with a locking member 15; the outer telescopic member adopts an outer telescopic rod 17, and the outer end of the outer telescopic rod 17 is provided with a positioning hole;

[0041] The outer telescopic rod 17 can adopt a basket bolt in the prior art, or include a telescopic adjustment structure consisting of a sleeve and studs threadedly connected to both ends of the sleeve.

[0042] The outer diameter and size of the positioning section 142 are adapted to the positioning hole, and the outer diameter of the positioning section 142 is larger than the thread outer diameter of the mounting section 143, so that the positioning hole can pass through the mounting section 143 easily; the outer end of the outer telescopic rod 17 is finally positioned at the positioning section 142, and the final position of the outer end of the outer telescopic rod 17 can be adjusted by placing a gasket in the positioning section 142 or the like; the locking member 15 adopts a locking nut or a locking sleeve corresponding to the mounting section 143.

[0043] Preferably, a slideway is provided on the top of the positioning seat 14, and the slideway gradually approaches the vertical beam 4 from top to bottom. A slideway is provided on the top of the positioning seat 14, and the slideway protrudes and tilts from top to bottom toward the vertical beam 4. The lower end of the slideway faces the positioning rod, so that the outer end of the outer telescopic rod 17 can slide down along the slideway to be sleeved on the positioning rod. In order to adapt to the outer telescopic rod 17, the slideway can use a concave slideway, or it can be used as Figure 1 , Figure 2 The pair of guide rods 13 shown are made parallel to each other and have a proper interval therebetween, and the outer telescopic rod 17 can slide between the two guide rods 13 to facilitate the construction workers to align the outer telescopic rod 17 onto the positioning rod.

[0044] Example 2

[0045] like Figure 3 , Figure 4As shown, the positioning member includes a vertically arranged guide rail 18; the outer telescopic member includes a horizontally arranged outer telescopic cylinder 20 and a slide 19 arranged at the end of the cylinder body of the outer telescopic cylinder 20, and the slide 19 is arranged in cooperation with the guide rail 18; the upper end of the guide rail 18 is open, and the slide 19 can enter the guide rail 18 from above and slide along the guide rail 18; the lower end of the guide rail 18 is closed; the outer telescopic cylinder 20 can adopt the servo electric cylinder in the prior art; the cross-section of the guide rail 18 is dovetail type, T-type, etc., and the slide 19 will not fall out in the horizontal direction when sliding on the guide rail 18.

[0046] Furthermore, a positioning block 22 is detachably fixed on the guide rail 18, and when the outer end of the outer telescopic member reaches a predetermined position, it abuts against the upper surface of the positioning block 22; Figure 5 As shown, a plurality of rail holes 23 are provided on the guide rail 18, and the heights of the rail holes 23 are different. The positioning block 22 is fixed to the guide rail 18 by positioning bolts. The positioning block 22 is rectangular, and the positioning bolts are eccentrically fixed to the positioning block 22. Thus, the final position of the slide 19 can be controlled by adjusting the installation height of the positioning bolts in different rail holes 23 and adjusting the upward surface of the positioning block 22.

[0047] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention are within the scope of protection of the pending claims of the present invention.

Claims

1. A mobile hanging basket for bridge concrete guardrail construction, comprising a base (1), a vertical beam (4) fixed on the base (1), a cantilever beam (3) fixed on the top of the vertical beam (4), a hanging column (21) fixed on the outer end of the cantilever beam (3), a hanging basket (12) fixed on the lower end of the hanging column (21), a sliding sleeve (7) slidably arranged on the cantilever beam (3), and a lifting mechanism (8) arranged on the sliding sleeve (7), wherein the lifting mechanism (8) is connected to an outer template (10) and an inner template (11) as a bridge guardrail template through a sling (9), a counterweight block (6) is placed on the base (1), and is characterized in that: An outer telescopic member is vertically arranged on the outer side of the outer template (10), and a plurality of positioning members are fixed on the inner side of the hanging column (21) and the hanging basket; The positioning member corresponds to the outer telescopic member one by one and is used in conjunction with the outer telescopic member. The inner end of the outer telescopic member is fixed to the outer side of the outer template (10). The outer telescopic member moves synchronously with the outer template (10). The outer end of the outer telescopic member can reach the positioning member position as the outer template (10) moves downward and is positioned at a predetermined position on the positioning member.

2. The mobile hanging basket for bridge concrete guardrail construction according to claim 1 is characterized in that: A track is arranged above the positioning member, and the lower end of the track faces the positioning member.

3. The mobile hanging basket for bridge concrete guardrail construction according to claim 2 is characterized by: The track is vertical or inclined in a vertical plane.

4. The mobile hanging basket for bridge concrete guardrail construction according to claim 1 is characterized by: At least one group of positioning members is respectively arranged on the hanging basket (12) and the hanging column (21), and each group of positioning members is arranged horizontally.

5. The mobile hanging basket for bridge concrete guardrail construction according to claim 1 is characterized by: An inner telescopic member (16) is detachably provided between the inner template (11) and the vertical beam (4).

6. The mobile hanging basket for bridge concrete guardrail construction according to claim 1 is characterized by: The positioning member adopts a positioning seat (14), the positioning seat (14) comprises a rod seat (141), a positioning rod vertically arranged on the upper surface of the rod seat (141), the positioning rod having a positioning section (142) and a mounting section (143) from bottom to top, and the mounting section (143) is provided with a locking member (15); the outer telescopic member adopts an outer telescopic rod (17), and the outer end of the outer telescopic rod (17) is provided with a positioning hole.

7. The mobile hanging basket for bridge concrete guardrail construction according to claim 6 is characterized by: The outer diameter and size of the positioning section (142) are adapted to the positioning hole, and the outer diameter of the positioning section (142) is greater than the thread outer diameter of the mounting section (143).

8. The mobile hanging basket for bridge concrete guardrail construction according to claim 6 is characterized by: A slideway is obliquely arranged above the positioning seat (14), and the slideway gradually approaches the vertical beam (4) from top to bottom. The lower end of the slideway faces the positioning rod, so that the outer end of the outer telescopic rod (17) can slide down along the slideway to be sleeved on the positioning rod.

9. The mobile hanging basket for bridge concrete guardrail construction according to claim 1 is characterized by: The positioning member comprises a vertically arranged guide rail (18); the outer telescopic member comprises a horizontally arranged outer telescopic cylinder (20) and a slide seat (19) arranged at the end of the cylinder body of the outer telescopic cylinder (20); the slide seat (19) is arranged in cooperation with the guide rail (18); the upper end of the guide rail (18) is open, and the slide seat (19) can enter the guide rail (18) from above and slide along the guide rail (18); the lower end of the guide rail (18) is closed.

10. The mobile hanging basket for bridge concrete guardrail construction according to claim 9 is characterized in that: A positioning block (22) is detachably fixed on the guide rail (18), and when the outer end of the outer telescopic member reaches a predetermined position, it abuts against the upper surface of the positioning block (22).

Images