Prefabricated reinforcement cage module connecting unit and method of use

Abstract

The application provides a fabricated steel reinforcement cage module connecting unit, a use method and a fabricated steel reinforcement cage module comprising the same, and belongs to the technical field of building construction. The application comprises: an angle steel, a plurality of first grooves for steel bars to pass through are arranged at intervals on the angle steel, and a plurality of self-lockers for fixing a plurality of steel bars are arranged at the first grooves correspondingly; a channel steel, a plurality of second grooves corresponding to the positions of the first grooves are arranged at intervals on the channel steel, and the second grooves are used for passing a plurality of steel bars; and the angle steel is connected with the channel steel. First grooves and second grooves are arranged on the angle steel and the channel steel respectively, and the self-lockers arranged at the first grooves are used for locking the steel bars. The connecting unit has the advantages of simple structure, simple and convenient use and firm connection, is suitable for connecting the fabricated steel reinforcement cage module with adjacent modules, and does not need additional operation space.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of building construction, and in particular to a fabricated reinforcement cage module connecting unit, a method for using the connecting unit, a fabricated reinforcement cage module comprising the connecting unit, and a reinforcement cage comprising the fabricated reinforcement cage module. BACKGROUND

[0002] The fabricated reinforcement cage is a new type of reinforcement cage construction technology in which a traditional hand-bundled reinforcement cage is divided into one or more reinforcement cage modules as structural module units, and these reinforcement cage modules are transported to a construction site for assembly and connection. Each reinforcement cage module is prefabricated in a factory, and is directly installed on site, so that the degree of industrialization is extremely high, and it is a new type of method for building construction. Because of its industrialized production characteristics, it has outstanding advantages such as high efficiency, simplicity, refinement, and greenness, and has advantages that cannot be compared with traditional construction, and advantages that cannot be compared with traditional hand-bundled reinforcement cages, so the fabricated reinforcement cage has a very good development prospect. At present, the research and development of the fabricated reinforcement cage focuses on the connection between the fabricated reinforcement cage modules. The traditional reinforcement cage module connection mostly uses sleeve connection, and the large number of steel bars in the reinforcement cage and the dense distribution of the steel bars result in a large number of steel bar connection interfaces and complex operation, a huge amount of work on site, a lack of operation space in the connection area, and difficulty in ensuring precision, which reduces the construction speed. SUMMARY

[0003] In view of this, in order to solve the above problems in the prior art, in a first aspect, the present application provides a fabricated reinforcement cage module connecting unit, which comprises a first recess and a second recess formed on an angle steel and a channel steel respectively, and a self-locking device is arranged at the first recess to lock the steel bars. The connecting unit has the advantages of simple structure, simple and convenient use, and firm connection, and is suitable for connecting the fabricated reinforcement cage module with the adjacent module, without the need for additional operation space.

[0004] To achieve the above-mentioned purpose, the present application provides the following technical solutions:

[0005] A fabricated reinforcement cage module connecting unit, comprising:

[0006] an angle steel, a plurality of first recesses for steel bars passing through are formed on the angle steel at intervals, and a plurality of self-locking devices for fixing a plurality of steel bars are arranged at the first recesses correspondingly;

[0007] a channel steel, a plurality of second recesses corresponding to the positions of the first recesses are formed on the channel steel at intervals, and are used for passing a plurality of steel bars;

[0008] the angle steel is connected with the channel steel.

[0009] Preferably, the connecting unit further comprises:

[0010] A plurality of sleeves are sleeved on the steel bars near one end of the channel steel.

[0011] Preferably, the self-locking device comprises:

[0012] A card seat;

[0013] A left slider and a right slider are located in the card seat, and the space between the left slider and the right slider can accommodate a bearing platform.

[0014] A bearing platform is arranged in the card seat, and the bearing platform is pressed to squeeze the space so that the left slider and the right slider move left and right respectively.

[0015] A hinge is located above the bearing platform and is hinged to the bearing platform.

[0016] A left spring is located between the left side of the card seat and the left slider, one end of which abuts against the left side of the card seat, and the other end of which abuts against the left slider, for providing a restoring force for the left slider.

[0017] A right spring is located between the right side of the card seat and the right slider, one end of which abuts against the right side of the card seat, and the other end of which abuts against the right slider, for providing a restoring force for the right slider.

[0018] The bearing platform is pressed to squeeze the space so that the left slider and the right slider move, the bearing platform is squeezed into the space, and the left spring and the right spring provide restoring forces for the left slider and the right slider respectively, clamping the bearing platform.

[0019] Preferably, it further comprises:

[0020] A steel plate is used to cover the upper part of the angle steel and the channel steel.

[0021] Preferably, the steel plate and the channel steel are connected by bolts.

[0022] Preferably, the angle steel and the channel steel are welded.

[0023] In a second aspect, the present application provides a use method of the assembly type reinforcement cage module connecting unit, comprising the following steps:

[0024] Step (1), first grooves and second grooves are respectively arranged at corresponding positions on the angle steel and the channel steel, and a self-locking device is installed at the first grooves;

[0025] Step (2), when fixing the steel bars, the steel bars are respectively passed through and pressed into the first grooves and the second grooves, and the self-locking device fixes the steel bars.

[0026] In a third aspect, the present application provides an assembly type reinforcement cage module, comprising a plurality of assembly type reinforcement cage module connecting units.

[0027] In a fourth aspect, the present application provides a reinforcement cage comprising a plurality of the prefabricated reinforcement cage modules.

[0028] Compared with the prior art, the present application has the following beneficial effects:

[0029] The prefabricated reinforcement cage module connecting unit provided by the present application can lock the steel bars by arranging the self-lockers at the first recesses. The connecting unit has the advantages of simple structure, simple and convenient use, and firm connection, and is suitable for connecting the prefabricated reinforcement cage module and the adjacent module, without the need for additional operation space.

[0030] The prefabricated reinforcement cage module connecting unit provided by the present application can lock the steel bars by arranging the self-lockers at the first recesses. The connecting unit has the advantages of simple structure, simple and convenient use, and firm connection, and is suitable for connecting the prefabricated reinforcement cage module and the adjacent module, without the need for additional operation space.

[0031] The prefabricated reinforcement cage module connecting unit provided by the present application can lock the steel bars by arranging the self-lockers at the first recesses. The connecting unit has the advantages of simple structure, simple and convenient use, and firm connection, and is suitable for connecting the prefabricated reinforcement cage module and the adjacent module, without the need for additional operation space. BRIEF DESCRIPTION OF DRAWINGS

[0032] Figure 1 It is a schematic diagram of the overall structure of a single connecting unit in the present application;

[0033] Figure 2 It is a schematic diagram of the structure of an angle steel and a channel steel;

[0034] Figure 3 It is a schematic diagram of the structure of a self-locking device;

[0035] Figure 4 It is a schematic diagram of the structure of a steel plate assembled to the connecting unit;

[0036] Figure 5 It is a schematic diagram of the structure of the prefabricated reinforcement cage module connected by the connecting unit;

[0037] Figure 6 It is a schematic diagram of the structure of the prefabricated reinforcement cage module connected by the connecting unit;

[0038] In the figure, 1, reinforcing bar; 2, sleeve; 3, steel plate; 4, angle steel; 5, channel steel; 6, self-locking device; 7, hinge; 8, bearing platform; 9, left spring; 10, left sliding block; 11, bolt; 12, single connecting node; 13, first groove; 14, second groove; 15, right sliding block; 16, right spring. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0040] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0041] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium; can be internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0042] As Figures 1-2 shown, the present application provides a prefabricated reinforcing cage module connecting unit, comprising:

[0043] Angle steel 4, a plurality of first grooves 13 for reinforcing bars 1 to pass through are provided thereon at intervals, and a plurality of self-locking devices 6 for fixing a plurality of reinforcing bars 1 are provided at the first grooves 13;

[0044] Channel steel 5, a plurality of second grooves 14 corresponding in position to the first grooves 13 are provided thereon for a plurality of reinforcing bars 1 to pass through;

[0045] Preferably, the first grooves 13 and the second grooves 14 are adapted to the reinforcing bars 1;

[0046] The spacing between the first groove 13 and the spacing between the second groove 14 can be the same or different, and can be set according to the distribution of the steel bars 1 in the actual prefabricated steel bar cage 1. No special requirements are made for this.

[0047] The angle steel 4 is connected to the channel steel 5, preferably by spiral connection or welding, and more preferably by welding.

[0048] This invention also includes:

[0049] Several sleeves 2 are fitted onto one end of the reinforcing bar 1 near the channel steel 5.

[0050] The sleeve 2 is positioned so that one end near the first groove 13 abuts against the outside of the first groove 13, ensuring that the reinforcing bar 1 does not move longitudinally.

[0051] like Figure 3 As shown, the present invention provides a specific embodiment of a self-locking device 6, the self-locking device 6 comprising:

[0052] Booths, such as Figure 3 As shown, the card holder is preferably convex in shape and fixed to the base plate of the angle steel 4. It is preferably fixed by welding or bolts 11, and more preferably by welding.

[0053] The left slider 10 and the right slider 15 are both located within the card holder, and there is space between the left slider 10 and the right slider 15 to accommodate the support platform 8. Figure 3 As shown, the left slider 10 and the right slider 15 are preferably located at the lower part of the card holder, and the support 8 and the hinge 7 described below are preferably located at the upper part of the card holder.

[0054] A support platform 8 is disposed within the card holder, and the support platform 8 presses down and compresses the space, causing the left slider 10 and the right slider 15 to move to the left and right respectively. Preferably, the support platform 8 is frustum-shaped, and the space accommodating the support platform 8 is also frustum-shaped, so that the support platform 8 can be adapted to the space. The support platform 8 compresses the space, causing the left slider 10 and the right slider 15 to move to the left and right respectively, until the support platform 8 is completely compressed into the space.

[0055] Hinge 7 is located above and hinged to the bearing platform 8. Reinforcing bar 1 is located within hinge 7. By pressing hinge 7 with reinforcing bar 1, hinge 7 clamps reinforcing bar 1. The shape of hinge 7 is as follows: Figure 3 As shown;

[0056] The left spring 9 is located between the left side of the card holder and the left slider 10, with one end abutting against the left side of the card holder and the other end abutting against the left slider 10, and is used to provide a restoring force for the left slider 10;

[0057] Right spring 16, located between the right side of the card seat and the right slider 15, one end abuts the right side of the card seat, the other end abuts the right slider 15, for providing restoring force for the right slider 15;

[0058] Wherein, the two ends of the left spring 9 and the right spring 16 are preferably in contact with the card seat and the slider respectively, and more preferably the left spring 9 and the right spring 16 are fixedly connected with the card seat and the slider to improve the stability of the device in operation;

[0059] The bearing platform 8 presses and extrudes the left slider 10 and the right slider 15 to move, the bearing platform 8 is extruded into the space, and the left spring 9 and the right spring 16 provide restoring force for the left slider 10 and the right slider 15 respectively, and clamp the bearing platform 8.

[0060] With the depression of the steel bar 1, the bearing platform 8 drives the hinge 7 to wrap around the steel bar 1, and the lower slider also slides to both sides, when the bearing platform 8 is pressed to the lowest point, the slider will return to the original position under the action of the spring, at this time the bearing platform 8 will not be able to move upward due to the slider, and the steel bar 1 is also fixed.

[0061] As Figure 1 , 4 In the present application, further comprising:

[0062] Steel plate 3, used to cover the upper part of the angle steel 4 and the channel steel 5, preferably the steel plate 3 is fixed after covering the upper part of the angle steel 4 and the channel steel 5, more preferably, bolt holes 11 corresponding in position are provided on the channel steel 5 and the steel plate 3, and the two are connected by bolts 11.

[0063] In the second aspect, the present application provides a use method of the above-mentioned assembly type steel bar 1 cage module connecting unit, comprising the following steps:

[0064] Step (1), first recess 13 and second recess 14 are respectively and separately provided on the angle steel 4 and the channel steel 5 at corresponding positions, and self-locking device 6 is installed at the first recess 13, preferably the angle steel 4 is welded to the channel steel 5; wherein the first recess 13 and the second recess 14 on the angle steel 4 and the channel steel 5 can be used as positioning members when the steel bar 1 cage is processed, and can also be used to fix the steel bar 1;

[0065] Step (2), when fixing the steel bar 1, the steel bar 1 is respectively passed through and pressed into the first recess 13 and the second recess 14, and the self-locking device 6 fixes the steel bar 1.

[0066] When the reinforcing steel bar 1 is fixed, the reinforcing steel bar 1 is pressed into the groove (the first groove 13 and the second groove 14) (preferably, the sleeve 2 can also be mounted on the reinforcing steel bar 1, and then pressed into the groove), and as the reinforcing steel bar 1 is pressed down, the bearing 8 drives the hinge 7 to wrap around the reinforcing steel bar 1, and the lower sliding block also slides to both sides, and when the bearing 8 is pressed to the lowest point, the sliding block returns to the original position under the action of the spring, at this time, the bearing 8 cannot be moved upward due to the sliding block, and the reinforcing steel bar 1 is fixed.

[0067] In a third aspect, the present application provides a prefabricated reinforcing steel bar 1 cage module, comprising a plurality of the above-mentioned prefabricated reinforcing steel bar 1 cage module connecting units. Specifically, the prefabricated reinforcing steel bar 1 cage module is formed by connecting a plurality of the above-mentioned connecting units (the connecting part of the connecting unit forms a single connecting node 12) and the steel plate 3, and the specific connection mode is as shown in Figures 5-6 .

[0068] In a fourth aspect, the present application provides a reinforcing steel bar 1 cage, comprising a plurality of the above-mentioned prefabricated reinforcing steel bar 1 cage modules. The plurality of the above-mentioned prefabricated reinforcing steel bar 1 cage modules are also preferably connected by the above-mentioned connecting unit and the steel plate 3, as shown in Figures 5-6 .

[0069] In the factory, according to the size of the reinforcing steel cage and the number of reinforcing steel bars, corresponding grooves are machined on the channel steel 5, self-locking devices are machined on the angle steel, and the two are welded, then the sleeve is installed on the reinforcing steel bar, and then the reinforcing steel bar is fixed in the groove of the channel steel 5 and the angle steel 4 by the self-locking device, and the steel plate 3 is welded at the top to assemble the reinforcing steel cage node, which can be transported to the construction site for installation, and only bolts or welding are needed to connect the reinforcing steel cage, as shown in Figure 5 . The connection process is very simple, the reinforcing steel cage is first hoisted and positioned to the specified position, then the connecting nodes are butt-jointed, the connecting nodes are aligned with each other, the connecting nodes are connected by inserting bolts through the reserved bolt holes, and whether the connecting bolts are tightened is checked, the quality of the connecting nodes is checked, and the concrete is poured after the quality is qualified, as shown in Figure 6 .

[0070] The connecting node can meet the mechanical performance requirements of tensile, shear and bending resistance, has strong applicability, can be applied to the connecting area of the building prefabricated reinforcing steel cage module and the adjacent module, and can realize no welding at the construction site and no additional operation space, and is convenient and fast to install. In addition, when the concrete is poured, the tensile strength between the connecting pieces can be improved, which is beneficial to strengthening the node stiffness.

[0071] The above merely describes the preferred embodiments of the present application; however, the protection scope of the present application is not limited thereto. Any person skilled in the art, according to the technical solution of the present application and the improved concept thereof, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A fabricated reinforcement cage module connection unit, characterized in that, It comprises: an angle steel, a plurality of first grooves for passing through the reinforcing bars are arranged on the angle steel at intervals, and a plurality of self-locking devices for fixing the reinforcing bars are arranged at the positions corresponding to the first grooves; a channel steel, a plurality of second grooves corresponding to the positions of the first grooves are arranged on the channel steel at intervals, and the reinforcing bars pass through the second grooves; the angle steel is connected with the channel steel; It further comprises: a plurality of sleeves, which are sleeved on the reinforcing bars close to the channel steel; the self-locking device comprises: a clamping seat; a left sliding block and a right sliding block, which are arranged in the clamping seat, and the left sliding block and the right sliding block have a space for accommodating a bearing platform; a bearing platform, which is arranged in the clamping seat, and the bearing platform is pressed to squeeze the space so that the left sliding block and the right sliding block move leftward and rightward respectively; a hinge, which is arranged above the bearing platform and is hinged with the bearing platform; a left spring, which is arranged between the left side of the clamping seat and the left sliding block, one end of the left spring abuts against the left side of the clamping seat, and the other end of the left spring abuts against the left sliding block, so as to provide a restoring force for the left sliding block; a right spring, which is arranged between the right side of the clamping seat and the right sliding block, one end of the right spring abuts against the right side of the clamping seat, and the other end of the right spring abuts against the right sliding block, so as to provide a restoring force for the right sliding block; the bearing platform is pressed to squeeze the left sliding block and the right sliding block to move, the bearing platform is squeezed into the space, and the left spring and the right spring provide the restoring force for the left sliding block and the right sliding block respectively, and the bearing platform is clamped.

2. The prefabricated reinforcement cage module connecting unit according to claim 1, characterized in that It further comprises: a steel plate, which is used for covering the angle steel and the channel steel.

3. The prefabricated reinforcement cage module connection unit according to claim 2, characterized in that The steel plate is connected with the channel steel through bolts.

4. A prefabricated reinforcement cage module connection unit according to any one of claims 1-3, characterized in that, The angle steel and the channel steel are welded.

5. A method of using a prefabricated reinforcement cage module connection unit according to any one of claims 1-4, characterized in that, It comprises the following steps: Step (1), a plurality of first grooves and a plurality of second grooves are arranged on the angle steel and the channel steel at corresponding positions respectively, and self-locking devices are installed at the first grooves; Step (2), when the reinforcing bars are fixed, the reinforcing bars are respectively passed through and pressed into the first grooves and the second grooves, and the self-locking devices fix the reinforcing bars.

6. A fabricated reinforcement cage module, characterised in that, It comprises a plurality of the connecting units of the fabricated reinforcing cage module according to any one of claims 1-4.

7. A reinforcement cage characterised in that, It comprises a plurality of the fabricated reinforcing cage modules according to claim 6.

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