CN219887339U - Articulated reinforcing bar connector - Google Patents

Abstract

The utility model discloses a hinged steel bar connector which comprises a first barrel vane and a second barrel vane which are correspondingly divided along the axis direction of the connector, wherein one side of the first barrel vane and one side of the second barrel vane are fastened through bolting, the other side of the first barrel vane and the other side of the second barrel vane are connected in a hinged mode, the middle parts of the first barrel vane and the second barrel vane after being fastened and fixed form a barrel cavity for accommodating steel bars, threads are arranged on the inner wall of the barrel cavity, and the threads on two sides of the center cross section of the barrel cavity are opposite in rotation direction. According to the utility model, the reinforcing steel bar connector is optimized into a two-piece buckling mode, so that the connector can be installed on the premise of not twisting reinforcing steel bars, the problem of connection of groups of reinforcing steel bars is solved, and the reinforcing steel bar connector is simple in integral structure, easy to manufacture in batches, low in cost and suitable for popularization and application.

Description

Articulated reinforcing bar connector

Technical Field

The utility model relates to the technical field of building construction, in particular to a hinged steel bar connector.

Background

In building construction, sleeve connection is one of the most common steel bar connection modes, a traditional straight thread connection sleeve is tubular, steel bar wire heads are required to be screwed into the sleeve in construction in a circle-by-circle mode until two steel bar end parts are contacted, and a thread fit clearance between the two wire heads and the sleeve is eliminated, so that the purpose of steel bar connection is achieved. However, this type of connection is not suitable for butt-jointing between sets of bars, such as cages, prefabricated elements, where the bars are fixed in relation to each other and are not rotatable. At present, cold extrusion sleeves or combined sleeves are mostly adopted for connecting groups of steel bars. The cold extrusion sleeve deforms through extruding the outer lock sleeve, and the steel bars at two ends are hooped to achieve the locking purpose, and the cold extrusion sleeve is characterized in that screw thread machining is not needed at two ends of the steel bars, but extrusion force needed during installation is very large, special hydraulic pliers are needed, and as shown in fig. 8, the cold extrusion sleeve is not suitable for the construction environment with compact operation space and easy oil pollution. The combined sleeve is connected through a plurality of groups of threaded sleeves or wedging, as shown in fig. 9, a special hydraulic tool is needed for installation, and the problems that the steel bars are difficult to install, the construction speed is low and oil stains are easy to occur during site construction exist. How to realize the effective centering connection of the grouped steel bars and ensure the connection quality and the construction efficiency of the steel bar connection construction becomes the technical problem to be solved urgently.

Disclosure of Invention

The utility model aims to provide a hinged steel bar connector for solving the technical problems in the background technology.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

the utility model provides a hinged type reinforcing bar connector, includes first section of thick bamboo lamella and the second section of thick bamboo lamella that follows the connector axis direction and correspondingly divide into, first section of thick bamboo lamella and second section of thick bamboo lamella one side are fastened through the bolt, and the opposite side links to each other through articulated mode, and first section of thick bamboo lamella and second section of thick bamboo lamella middle part after the lock is fixed forms the section of thick bamboo chamber that holds the reinforcing bar, be equipped with the screw thread on the section of thick bamboo intracavity wall, and the screw thread of section of thick bamboo chamber center cross section both sides revolves to opposite.

Preferably, one side of the first barrel valve is hinged with one side of the second barrel valve through a hinge shaft, the other side of the first barrel valve is correspondingly provided with a connecting lug, a through hole is correspondingly formed in the connecting lug, a bolt is arranged in the through hole aligned with the connecting lug of the first barrel valve and the second barrel valve in a penetrating mode, a nut is sleeved on the bolt, and the bolt is matched with the nut to lock and fix the first barrel valve and the second barrel valve.

Preferably, one side of the first barrel valve is hinged with one side of the second barrel valve through a hinge shaft, the other side of the first barrel valve is correspondingly provided with a connecting lug, a through hole is correspondingly formed in the connecting lug, the through hole can be a round hole or a notch hole, a bolt is penetrated in the aligned through hole at the connecting lug of the first barrel valve and the second barrel valve, at least the through hole on the connecting lug at one side far away from a bolt nut is a threaded hole, and the first barrel valve and the second barrel valve are locked and fixed by the bolt in a mode of screwing in the threaded hole.

Preferably, a connecting lug is arranged on one side of the first barrel vane, a through hole is formed in the connecting lug, the edge of the other side of the first barrel vane is bent towards the outer arc side of the connecting lug to form a first hook head, a connecting lug is arranged on one side of the second barrel vane, a through hole is also formed in the connecting lug corresponding to the position of the first barrel vane, which is provided with the through hole, on the connecting lug, a second hook head is formed by bending the edge of the other side of the second barrel vane towards the inner arc side of the connecting lug, the first hook head and the second hook head are mutually buckled, the first barrel vane can rotate by taking the first hook head as a rotating shaft, the second barrel vane can rotate by taking the second hook head as the rotating shaft, a bolt is penetrated into the aligned through hole at the connecting lug of the first barrel vane and the second barrel vane, a nut is sleeved on the bolt, and the bolt and the nut are matched to lock and fix the first barrel vane and the second barrel vane.

Preferably, a connecting lug is arranged on one side of the first barrel vane, a through hole is formed in the connecting lug, the edge of the other side of the first barrel vane is bent towards the outer arc side of the connecting lug to form a first hook head, a connecting lug is arranged on one side of the second barrel vane, a through hole is also formed in the connecting lug corresponding to the position of the connecting lug of the first barrel vane, the edge of the other side of the second barrel vane is bent towards the inner arc side of the connecting lug to form a second hook head, the first hook head and the second hook head are buckled with each other, the first barrel vane can rotate by taking the first hook head as a rotating shaft, the second barrel vane can rotate by taking the second hook head as the rotating shaft, a bolt is penetrated in the aligned through hole on the connecting lug of one side of the first barrel vane and the second barrel vane, at least the through hole far away from the bolt nut is a threaded hole, and the bolt locks and fixes the first barrel vane and the second barrel vane in a screwed hole mode.

Preferably, the connecting lug is integrally connected with the first barrel valve or the second barrel valve, and an avoidance groove is formed in the position, close to the connecting lug, of the first barrel valve or the second barrel valve.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The requirement on the operation space is low when in connection. During construction, the electric spanner is matched with the stressing rod to screw the bolt, so that the steel bar connection can be realized, the space into which the stressing rod can extend is only needed, the steel bar connection fastening operation can be realized, the operation is light, and the energy consumption is low.

(2) Has the capacity of centering and adjusting the reinforcing steel bars. As shown in fig. 7, the steel bar is not required to be completely centered in advance during construction, and the steel bar can be automatically centered in the process of gradually tightening the bolts.

(3) The end of the wire head is not required to be tightly propped, and the axial relative position of the steel bars is adjustable. The local axial position fine adjustment of partial reinforcing steel bars can be realized by screwing the connector, the problem that gaps among groups of reinforcing steel bars are different due to the reasons of machining precision, transportation deformation and the like is solved, the connector is simple in integral structure, easy to manufacture in batches, low in cost and suitable for popularization and application.

Drawings

The foregoing and/or other aspects and advantages of the present utility model will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are meant to be illustrative only and not limiting of the utility model, wherein:

FIG. 1 is a schematic view of the structure of the utility model when one bolting side is hinged by a hinge shaft;

FIG. 2 is a schematic view of the structure of the utility model when one side of the utility model is bolted and the other side is hinged by a clasp;

FIG. 3 is a schematic diagram of the explosive structure of FIG. 2;

fig. 4 is a schematic structural view of the present utility model after being connected to a reinforcing bar;

fig. 5 is a schematic diagram of the mating relationship of a conventional straight threaded connection sleeve and a reinforcing steel bar spinneret;

FIG. 6 is a schematic illustration of the mating relationship of the connector and reinforcing steel bar head of the present utility model;

FIG. 7 is a schematic view of the connector of the present utility model for adjusting the alignment of the connected rebar;

fig. 8 is a schematic view of the installation of a cold extrusion sleeve connecting reinforcement cage;

fig. 9 is a schematic view of the installation of a composite sleeve-connected reinforcement cage;

FIG. 10 is a schematic view of the installation of the connector connection reinforcement cage of the present utility model;

fig. 11 is a schematic view of the installation of the reinforcing mesh for the connector connection wall panel of the present utility model.

Reference numerals: 1. a first barrel lobe; 2. a second barrel lobe; 3. a barrel cavity; 4. a thread; 5. a connecting lug; 6. a through hole; 7. a bolt; 8. a nut; 9. a first hook head; 10. a second hook head; 11. an avoidance groove; 12. a hinge shaft; 13. reinforcing steel bars.

Detailed Description

Hereinafter, an embodiment of a hinged reinforcing bar coupler of the present utility model will be described with reference to the accompanying drawings. The examples described herein are specific embodiments of the present utility model, which are intended to illustrate the inventive concept, are intended to be illustrative and exemplary, and should not be construed as limiting the utility model to the embodiments and scope of the utility model. In addition to the embodiments described herein, those skilled in the art can adopt other obvious solutions based on the disclosure of the claims and specification, including those adopting any obvious substitutions and modifications to the embodiments described herein.

In the description of the present utility model, it should be noted that the terms "front", "rear", "left", "right", "top", "bottom", "upper", "lower", "inner", "outer", "longitudinal", "transverse", and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The drawings in the present specification are schematic views, which assist in explaining the concept of the present utility model, and schematically show the shapes of the respective parts and their interrelationships. Note that, in order to clearly show the structures of the components of the embodiments of the present utility model, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.

The principles and features of the present utility model are described below with reference to the drawings, the illustrated embodiments are provided for illustration only and are not intended to limit the scope of the present utility model. The preferred embodiment of the present utility model is described in further detail below in conjunction with fig. 1-11:

example 1

As shown in fig. 1, the preferred hinged steel bar connector comprises a first barrel vane 1 and a second barrel vane 2 which are correspondingly divided along the axis direction of the connector, wherein one side of the first barrel vane 1 and one side of the second barrel vane 2 are correspondingly hinged through a hinge 12, the other side of the first barrel vane 1 and the other side of the second barrel vane 2 are correspondingly provided with a connecting lug 5, the connecting lug 5 is correspondingly provided with a through hole 6, a bolt 7 for realizing bolting is penetrated in the through hole 6 aligned with the connecting lug 5 of the first barrel vane 1 and the second barrel vane 2 (can be an inner hexagon bolt 7 or an outer hexagon bolt 7, and can be selected according to specific use scenes), the bolting can be provided with a plurality of different forms, such as a nut 8 in a sleeved mode on the bolt 7, the bolt 7 is matched with the nut 8 to lock and fix the first barrel vane 1 and the second barrel vane 2, or at least the through hole 6 on one side of the connecting lug 5 far away from the bolt 7 is a threaded hole, the bolt 7 is used for locking and fixing the first barrel vane 1 and the second barrel vane 2 in a threaded hole, the middle part of the first barrel vane 1 and the second barrel vane 2 after the fastening is penetrated through the threaded hole, the bolt 7 and the middle part of the second barrel 1 and the second barrel vane 2 can be provided with a thread groove 13, and the diameter of the thread 13 can be adjusted to be the same size as the thread of a thread cavity 13, and the thread 13 can be formed on the end of a boss, and the thread 13 can be a thread cavity 13, and the thread 13 can be formed on the end, and the end can be a thread cavity or a thread 13;

one side of the first cylinder valve 1 and the second cylinder valve 2 which are fastened through bolting can be provided with one or more bolts 7, and the bonding strength of the first cylinder valve 1 and the second cylinder valve 2 can be improved through the arrangement mode of fastening the bolts 7 according to the specification of the connected steel bar 13 and different use occasions;

for guaranteeing the wholeness of the connector, the connecting lug 5 and the first barrel vane 1 or the second barrel vane 2 are preferably arranged into an integral structure, and because the connector is relatively small in size, for fully utilizing the space, the position, close to the connecting lug 5, of the first barrel vane 1 or the second barrel vane 2 is preferably provided with an avoidance groove 11, the avoidance groove 11 can avoid position interference between the end head of the bolt 7 and the barrel body, and the outward picking length of the connecting lug 5 is effectively reduced.

Example 2

As shown in fig. 2 to 6, the preferred hinged reinforcement bar connector of the present utility model comprises a first barrel part 1 and a second barrel part 2 correspondingly divided along the axis direction of the connector, wherein one side of the first barrel part 1 and one side of the second barrel part 2 are fastened by bolting, and the other side of the second barrel part 2 are hinged by a clasp, concretely, one side of the first barrel part 1 is provided with a connecting lug 5, a through hole 6 is arranged on the connecting lug 5, the other side edge of the first barrel part 1 is bent towards the outer arc side to form a first hook 9, one side of the second barrel part 2 is provided with a connecting lug 5, a through hole 6 is also arranged on the connecting lug 5 corresponding to the position on the connecting lug 5 of the first barrel part 1, the other side edge of the second barrel part 2 is bent towards the inner arc side to form a second hook 10, the first hook 9 and the second hook 10 are buckled with each other, the first barrel part 1 can rotate by taking the first hook 9 as a rotating shaft, the second barrel vane 2 can rotate by taking the second hook head 10 as a rotating shaft, bolts 7 (which can be inner hexagon bolts 7 or outer hexagon bolts 7 and can be selected according to specific use situations) for realizing bolting are penetrated in aligned through holes 6 at the connecting lugs 5 of the first barrel vane 1 and the second barrel vane 2, the bolting can be in various different forms, for example, nuts 8 are sleeved on the bolts 7, the bolts 7 and the nuts 8 are matched to lock and fix the first barrel vane 1 and the second barrel vane 2, or at least the through holes 6 on the connecting lugs 5 at one side far away from the nuts of the bolts 7 are threaded holes, the bolts 7 lock and fix the first barrel vane 1 and the second barrel vane 2 in a way of screwing in the threaded holes, barrel cavities 3 for accommodating reinforcing steel bars 13 are formed in the middle parts of the first barrel vane 1 and the second barrel vane 2 after the locking and the fixing, threads 4 are arranged on the inner walls of the barrel cavities 3, the screw threads 4 on the two sides of the central cross section of the cylindrical cavity 3 are oppositely rotated, correspondingly, the end parts of the steel bars 13 are sleeved with threads, the threads on the thread heads of the steel bars 13 can be rib stripping rolling threads, upsetting threads, straight rolling threads or rib pressing rolling threads, and the two connected steel bars 13 can be of the same specification or different specifications, and the diameter of the cylindrical cavity 3 can be adjusted according to the specification of the steel bars 13 only when in prefabrication;

one side of the first cylinder valve 1 and the second cylinder valve 2 which are fastened through bolting can be provided with one or more bolts 7, the combination strength of the first cylinder valve 1 and the second cylinder valve 2 can be improved through the arrangement mode of fastening the bolts 7, and centering adjustment of the reinforcing steel bars 13 can be realized to a certain extent through adjusting the tightness degree of each bolt 7;

for guaranteeing the wholeness of the connector, the connecting lug 5 and the first barrel vane 1 or the second barrel vane 2 are required to be arranged into an integral structure, and because the connector is relatively small in size, the avoiding groove 11 is preferably arranged at the position, close to the connecting lug 5, of the first barrel vane 1 or the second barrel vane 2 for fully utilizing the space, the avoiding groove 11 can avoid the position interference between the end head of the bolt 7 and the barrel body, and the outward picking length of the connecting lug 5 is effectively reduced.

Accordingly, the present utility model has advantages in that,

1. the requirement on the operation space is low during connection, the connection of the reinforcing steel bars 13 can be realized by tightening the bolts 7 through the stressing rods by adopting an electric wrench during construction, as shown in fig. 10-11, the connection fastening operation can be performed only by the space into which the stressing rods can extend, and the problem of small operation space or butt joint of multiple layers of reinforcing steel bars 13 can be solved;

2. with the centering adjustment capability of the reinforcing steel bar 13. The on-site construction steel bars 13 can be quickly connected without complete centering, the subsequent connection construction can be carried out after the two steel bars 13 to be connected are completely centered, the complete centering of all the steel bars 13 is difficult to realize due to the reasons of processing precision, transportation deformation and the like of the grouped steel bars 13 in prefabricated components, steel bar cages and the like, the construction can be carried out after the centering correction is usually carried out by adopting a spanner or a special tool, the construction is very difficult and the speed is low, the bolts 7 can be loosened during the construction, the first barrel valve 1 and the second barrel valve 2 are separated to a proper distance, then the two barrel valves are correspondingly sleeved on the two steel bars 13 to be connected, and the automatic centering and connection of the steel bars 13 can be realized by driving the first barrel valve 1 and the second barrel valve 2 to be buckled by tightening the bolts 7;

3. the fine adjustment of the axial positions of the reinforcing steel bars 13 can be realized, when the grouped reinforcing steel bars 13 are butted, due to the reasons of processing precision, transportation deformation and the like, the axial gaps of the positions of different reinforcing steel bars 13 in the two groups of reinforcing steel bars 13 are different, the gap between the screw threads 4 is eliminated by the screw thread heads when the connecting reinforcing steel bars 13 are connected due to the fact that the axial positions of the reinforcing steel bars 13 cannot be adjusted, and a great quality hidden trouble is left;

4. under the conditions that the rigidity of two groups of steel bars 13 to be connected such as post-cast strips is high and axial micro-motion of the steel bars 13 cannot be realized, as the spiral lines of threads of the wire heads of the two steel bars 13 to be connected are possibly not on the spiral line of one thread, the traditional straight thread connecting sleeve cannot be connected, the internal threads 4 of the connector are opposite in rotation direction, the connector can be primarily fastened on the wire heads of the steel bars 13, the superposition of the spiral lines of the internal threads 4 of the connector and the spiral lines of the threads of the wire heads of the steel bars 13 is realized by rotating the connector, and the connection of the steel bars 13 is realized after fastening;

5. the utility model has good processing manufacturability, is easy to manufacture in batches, has low cost and is easy to popularize and apply;

6. the internal thread 4 of the connector can also be applied to the connection of a single steel bar 13 or the butt joint of groups of steel bars 13 with smaller rigidity if the rotation directions of the two sides are the same;

7. the utility model has simple connection construction process, no special training for operators, no special tool, convenient field operation and high construction speed.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (6)

1. A hinged steel bar connector, characterized in that: including first section of thick bamboo lamella (1) and second section of thick bamboo lamella (2) that follow the connector axis direction and correspondingly divide into, first section of thick bamboo lamella (1) and second section of thick bamboo lamella (2) one side are fastened through the bolt, and the opposite side links to each other through articulated mode, and first section of thick bamboo lamella (1) and second section of thick bamboo lamella (2) middle part after the lock is fixed form the section of thick bamboo chamber (3) that hold reinforcing bar (13), be equipped with screw thread (4) on section of thick bamboo chamber (3) inner wall, and screw thread (4) of section of thick bamboo chamber (3) center cross section both sides revolve to opposite.

2. The articulating rebar connector of claim 1, wherein: the novel cylinder valve is characterized in that one side of the first cylinder valve (1) and one side of the second cylinder valve (2) are hinged through a hinge shaft (12), the other side of the first cylinder valve and the second cylinder valve are correspondingly provided with connecting lugs (5), through holes (6) are correspondingly formed in the connecting lugs (5), bolts (7) are arranged in the through holes (6) aligned at the connecting lugs (5) of the first cylinder valve (1) and the second cylinder valve (2) in a penetrating mode, nuts (8) are sleeved on the bolts (7), and the bolts (7) are matched with the nuts (8) to lock and fix the first cylinder valve (1) and the second cylinder valve (2).

3. The articulating rebar connector of claim 1, wherein: the novel cylinder valve is characterized in that one side of the first cylinder valve (1) and one side of the second cylinder valve (2) are hinged through a hinge shaft (12), the other side of the first cylinder valve and the other side of the second cylinder valve are correspondingly provided with connecting lugs (5), through holes (6) are correspondingly formed in the connecting lugs (5), bolts (7) are arranged in the through holes (6) aligned at the connecting lugs (5) of the first cylinder valve (1) and the second cylinder valve (2) in a penetrating mode, at least the through holes (6) on one side of the connecting lugs (5) far away from the nuts of the bolts (7) are threaded holes, and the bolts (7) are used for locking and fixing the first cylinder valve (1) and the second cylinder valve (2) in a mode of screwing the threaded holes.

4. The articulating rebar connector of claim 1, wherein: the utility model discloses a nut lock is characterized in that a connecting lug (5) is arranged on one side of a first barrel valve (1), a through hole (6) is formed in the connecting lug (5), the edge of the other side of the first barrel valve (1) is bent towards the outer arc side to form a first hook head (9), a connecting lug (5) is arranged on one side of a second barrel valve (2), the position, corresponding to the connecting lug (5) of the first barrel valve (1), of the connecting lug (5) is provided with the through hole (6), the edge of the other side of the second barrel valve (2) is bent towards the inner arc side to form a second hook head (10), the first hook head (9) and the second hook head (10) are buckled with each other, the first barrel valve (1) can rotate by taking the first hook head (9) as a rotating shaft, the second hook head (10) as the rotating shaft, bolts (7) are arranged in the through holes (6) aligned at the connecting lugs (5) of the first barrel valve (1) and the second barrel valve (2), the bolts (7) are sleeved on the bolts (7), and the first barrel valve (8) and the second barrel valve (2) are matched with the nuts (8).

5. The articulating rebar connector of claim 1, wherein: a connecting lug (5) is arranged on one side of the first barrel valve (1), a through hole (6) is formed in the connecting lug (5), the edge of the other side of the first barrel valve (1) is bent towards the outer arc side to form a first hook head (9), the connecting lug (5) is arranged on one side of the second barrel valve (2), the through hole (6) is also formed in the connecting lug (5) corresponding to the position of the connecting lug (5) of the first barrel valve (1) where the through hole (6) is formed, the edge of the other side of the second barrel valve (2) is bent towards the inner arc side to form a second hook head (10), the first hook head (9) and the second hook head (10) are mutually buckled, the first barrel valve (1) can rotate by taking the first hook head (9) as a rotating shaft, the second barrel valve (2) can rotate by taking the second hook head (10) as the rotating shaft, bolts (7) are arranged in through holes (6) aligned at the connecting lugs (5) of the first barrel valve (1) and the second barrel valve (2) in a penetrating mode, at least the through holes (6) on the connecting lugs (5) on one side far away from the nuts of the bolts (7) are threaded holes, and the bolts (7) are used for locking and fixing the first barrel valve (1) and the second barrel valve (2) in a mode of screwing the threaded holes.

6. A hinged rebar connector according to any one of claims 2 to 5, wherein: the connecting lug (5) is integrally connected with the first barrel valve (1) or the second barrel valve (2), and an avoidance groove (11) is formed in the position, close to the connecting lug (5), of the first barrel valve (1) or the second barrel valve (2).