Steel strand connecting device with tensioning adjusting function

Abstract

The utility model discloses a steel strand connecting device with a tensioning adjusting function, which comprises a connecting anchor rod and a connecting sleeve, one end of the connecting anchor rod is provided with external threads, and a connecting screw part is formed; the other end of the connecting anchor rod is an extrusion anchor part, the extrusion anchor part is provided with an inner hole for accommodating the steel strand, and the tail end of the extrusion anchor part is arranged in a manner of shrinking towards the inner hole; the steel strand is inserted into an inner hole of the extrusion anchor part and is extruded by an extruder, so that the steel strand and the connecting anchor rod are formed into a whole; the connecting screw portions of the adjacent connecting anchor rods are screwed into the connecting sleeves, the connecting sleeves are rotationally adjusted through a torque wrench, the steel strands are tensioned and tightened, locking is conducted through anti-loosening devices on the adjusting sleeves, and connection of the steel strands is completed. According to the utility model, the technical problems of steel strand connection, tension tightening and the like in the flexible bracket photovoltaic power station are solved. Construction is convenient, materials are saved, engineering cost is reduced, the construction period is shortened, construction cost of a power station is reduced, and market competitiveness is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic components, in particular to a steel strand connection device with a tension adjustment function. Background Art

[0002] In recent years, my country's photovoltaic industry has developed rapidly, with installed capacity increasing every year. There are more and more types of photovoltaic brackets. With the complexity of application scenarios, flexible bracket technology has been promoted and applied, especially in sewage treatment plants, mountains, fish ponds, agricultural and photovoltaic complementarity, forest and photovoltaic complementarity and other scenarios. The end support of the flexible bracket is an important force-bearing structure. Half of the structure adopts the external pull form. The external pull component often uses steel strands. Because the steel strand is a nonlinear material, it needs to be tensioned to play its due role. How to solve the connection problem of steel strands conveniently, quickly and reliably is an urgent problem to be solved in engineering. Therefore, an application is made for a steel strand connection device with an adjustable tensioning function. This method solves the technical problems of steel strand connection, tensioning and tightening in photovoltaic power stations with flexible photovoltaic brackets.

[0003] In view of the above-mentioned deficiencies in the prior art, the present utility model is proposed. Utility Model Content

[0004] The utility model aims to provide a steel strand connection device with a tension adjustment function, which is used to solve technical problems such as steel strand connection, tensioning and tightening in a flexible bracket photovoltaic power station.

[0005] To achieve the above purpose, the technical solution of the utility model is:

[0006] A steel strand connection device with a tension adjustment function comprises a connecting anchor rod and a connecting sleeve, wherein one end of the connecting anchor rod is provided with an external thread, forming a connecting screw rod portion; the other end of the connecting anchor rod is an extrusion anchor portion, the extrusion anchor portion has an inner hole for accommodating the steel strand, and the end of the extrusion anchor portion is contracted toward the inner hole;

[0007] The steel strand is inserted into the inner hole of the extrusion anchor part and extruded by an extruder so that the steel strand and the connecting anchor rod are formed into a whole;

[0008] The connection adjustment sleeve is a symmetrical structure, with internal thread structures at both ends;

[0009] The connecting screw parts of adjacent connecting anchor rods are screwed into the connecting sleeves, and the connecting sleeves are rotated and adjusted by a torque wrench to tension and tighten the steel strands, and then locked by the anti-loosening device on the adjusting sleeve to complete the connection of the steel strands.

[0010] The preferred technical solution provided by the utility model is:

[0011] The anti-loosening device is a locking nut or a locking screw.

[0012] A further preferred technical solution is that the steel strand can be tensioned and tightened multiple times by rotating the connection adjustment sleeve.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model solves the technical problems of steel strand connection, tensioning and tightening in flexible bracket photovoltaic power stations.

[0015] 2. The utility model utilizes the tensioning and tightening device to efficiently and quickly solve the connection problem of steel strands, facilitate construction, save materials, reduce project costs, shorten construction periods, reduce the construction costs of power stations, and improve market competitiveness. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a plan view of embodiment 1 of the utility model;

[0017] Figure 2 for Figure 1 Schematic diagram of the structure of the connecting anchor rod;

[0018] Figure 3 It is a plan view of embodiment 2 of the utility model;

[0019] In the figure: 1 steel strand, 2 connecting anchor rod, 3 connecting adjusting sleeve, 4 anti-loosening device. DETAILED DESCRIPTION

[0020] 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.

[0021] Embodiment 1:

[0022] Figure 1 It is a plan view of embodiment 1 of the utility model; Figure 2 for Figure 1 Schematic diagram of the structure of the connecting anchor rod; Figure 1 , Figure 2As shown, a steel strand connection device with a tensioning adjustment function of the utility model comprises a connecting anchor rod 1 and a connecting sleeve 2, wherein one end of the connecting anchor rod 1 is provided with an external thread, forming a connecting screw rod portion 10; the other end of the connecting anchor rod 1 is an extrusion anchor portion 11, and the extrusion anchor portion 11 has an inner hole 12 for accommodating the steel strand 3, and the end of the extrusion anchor portion 11 is contracted toward the inner hole; the steel strand 3 is inserted into the inner hole 12 of the extrusion anchor portion, and is extruded by an extruder, so that the steel strand 3 and the connecting anchor rod 1 are formed into a whole;

[0023] The connecting adjustment sleeve 2 is a symmetrical structure with internal thread structures at both ends; the connecting screw portion 10 of the adjacent connecting anchor rod 1 is screwed into the connecting sleeve 3, and the connecting sleeve 2 is rotated and adjusted by a torque wrench to tension and tighten the steel strand 3, and locked by the anti-loosening device 4 on the adjusting sleeve 2 to complete the connection of the steel strand.

[0024] The anti-loosening device 4 adopts a locking nut, and the steel strand can be tensioned and tightened multiple times by rotating and adjusting the connecting sleeve 2.

[0025] The specific usage process is:

[0026] Step S1, first inserting the steel strand 3 into the inner hole 12 of the extrusion anchor 11 for accommodating the steel strand 3;

[0027] Step S2, extruding by an extruder so that the extrusion anchor portion 11 whose end is set to shrink toward the inner hole is squeezed and extruded, so that the steel strand 3 and the connecting anchor rod 1 form a whole;

[0028] Step S3, repeating steps S1 and S2 for another steel strand that needs to be connected;

[0029] Step S3, using the connection adjustment sleeve 2, screwing the connection screw parts 10 of the connection anchor rod 1 with the steel strand to be connected into the connection sleeve 2 respectively, the connection adjustment sleeve 2 is a symmetrical structure, and both ends are provided with internal thread structures;

[0030] Step S4, using a torque wrench to rotate the connection adjustment sleeve 2 to tension and tighten the steel strand 3;

[0031] Step S5: according to the on-site construction and usage conditions, the connection adjustment sleeve 2 is rotated to perform multiple tensioning and tightening of the steel strand 3.

[0032] Step S6, after the requirements are met, the anti-loosening device 4 on the connection sleeve 2 is adjusted and locked to prevent loosening, thereby completing the connection of the steel strand 3.

[0033] Embodiment 2:

[0034] Figure 3 It is a plan view of embodiment 2 of the utility model; Figure 2 for Figure 1 Schematic diagram of the structure of the connecting anchor rod; Figure 2 , Figure 3 As shown, a steel strand connection device with a tensioning adjustment function of the utility model comprises a connecting anchor rod 1 and a connecting sleeve 2, wherein one end of the connecting anchor rod 1 is provided with an external thread, forming a connecting screw rod portion 10; the other end of the connecting anchor rod 1 is an extrusion anchor portion 11, and the extrusion anchor portion 11 has an inner hole 12 for accommodating the steel strand 3, and the end of the extrusion anchor portion 11 is contracted toward the inner hole; the steel strand 3 is inserted into the inner hole 12 of the extrusion anchor portion, and is extruded by an extruder, so that the steel strand 3 and the connecting anchor rod 1 are formed into a whole;

[0035] The connecting adjustment sleeve 2 is a symmetrical structure with internal thread structures at both ends; the connecting screw portion 10 of the adjacent connecting anchor rod 1 is screwed into the connecting sleeve 3, and the connecting sleeve 2 is rotated and adjusted by a torque wrench to tension and tighten the steel strand 3, and locked by the anti-loosening device 4 on the adjusting sleeve 2 to complete the connection of the steel strand.

[0036] The anti-loosening device 4 adopts a locking screw structure, and the steel strand can be tensioned and tightened multiple times by rotating and adjusting the connecting sleeve 2.

[0037] The specific usage process is:

[0038] Step S1, first inserting the steel strand 3 into the inner hole 12 of the extrusion anchor 11 for accommodating the steel strand 3;

[0039] Step S2, extruding by an extruder so that the extrusion anchor portion 11 whose end is set to shrink toward the inner hole is squeezed and extruded, so that the steel strand 3 and the connecting anchor rod 1 form a whole;

[0040] Step S3, repeating steps S1 and S2 for another steel strand that needs to be connected;

[0041] Step S3, using the connection adjustment sleeve 2, screwing the connection screw parts 10 of the connection anchor rod 1 with the steel strand to be connected into the connection sleeve 2 respectively, the connection adjustment sleeve 2 is a symmetrical structure, and both ends are provided with internal thread structures;

[0042] Step S4, using a torque wrench to rotate the connection adjustment sleeve 2 to tension and tighten the steel strand 3;

[0043] Step S5: according to the on-site construction and usage conditions, the connection adjustment sleeve 2 is rotated to perform multiple tensioning and tightening of the steel strand 3.

[0044] Step S6, after the requirements are met, the anti-loosening device 4 on the connection sleeve 2 is adjusted and locked to prevent loosening, thereby completing the connection of the steel strand 3.

[0045] The utility model solves the technical problems of steel strand connection, tensioning and tightening in flexible bracket photovoltaic power station. The tensioning and tightening device can efficiently and quickly solve the connection problem of steel strand, facilitate construction, save materials, reduce engineering costs, shorten construction period, reduce the construction cost of power station, and improve market competitiveness.

[0046] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is defined by the attached claims rather than the above description, so it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model, and any figure mark in the claims should not be regarded as limiting the claims involved.

[0047] Although 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 steel strand connection device with a tension adjustment function, characterized in that: It includes a connecting anchor rod and a connecting sleeve, wherein one end of the connecting anchor rod is provided with an external thread, forming a connecting screw rod portion; the other end of the connecting anchor rod is an extrusion anchor portion, the extrusion anchor portion has an inner hole for accommodating a steel strand, and the end of the extrusion anchor portion is contracted toward the inner hole; The steel strand is inserted into the inner hole of the extrusion anchor part and extruded by an extruder so that the steel strand and the connecting anchor rod are formed into a whole; The connection adjustment sleeve is a symmetrical structure, with internal thread structures at both ends; The connecting screw parts of adjacent connecting anchor rods are screwed into the connecting sleeves, and the connecting sleeves are rotated and adjusted by a torque wrench to tension and tighten the steel strands, and then locked by the anti-loosening device on the adjusting sleeve to complete the connection of the steel strands.

2. A steel strand connection device with a tension adjustment function as claimed in claim 1, characterized in that: The anti-loosening device is a locking nut or a locking screw.

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