CN211850023U - A modular building prestressed tenon joint structure - Google Patents

Abstract

The utility model relates to the technical field of modular building structures, and discloses a modular building prestressed mortise and tenon joint structure, which comprises a unit module. Mortises are fixedly connected at the edges and corners of the unit modules. A tenon is arranged between the tenon and the tenon, and a machining hole is arranged on the tenon and the mortise, and a steel pipe is arranged on the outer side of the unit module, and the steel pipe penetrates the machining hole. The utility model can be used as the node applied in the modular building structure through the prestressed mortise and tenon joint, the joint adopts the steel pipe to penetrate the node and the modular building structure, and the steel wire is threaded in the steel pipe, and the steel wire is pre-tensioned and concrete is poured. The prestress is generated to fasten the connection nodes, and then the modular building units are fast and fast connected together, so that the modular building modules can be quickly installed and dismantled, and the effect of improving the construction efficiency and quality of the modular building can be achieved.

Description

A modular building prestressed tenon joint structure

technical field

The utility model relates to the technical field of modular building structures, in particular to a modular building prestressed tenon and mortise joint structure.

Background technique

Modular building is an important trend in the development of the construction industry in recent years. As one of the architectural forms with the highest degree of prefabrication in prefabricated buildings, modular buildings have gradually developed into my country's building industrialization due to their unique advantages in construction, management and green environmental protection. Modular structure buildings have the advantages of high integration, quick and efficient assembly, etc. The connection nodes between modules have a significant impact on the overall performance of the mechanism, so the design of the nodes is very important. The development history of modular building structures at home and abroad, From the component assembly level, the modular structure level and the modular building level, the structural form of the connection node is studied. At present, various forms of modular building structure connection nodes have appeared at home and abroad, and are used in practical projects.

Utility model content

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A prestressed mortise and tenon joint structure of a modular building, comprising a unit module, the corners of the unit module are fixedly connected with a mortise, a mortise is arranged between the adjacent mortise, and both the mortise and the mortise are arranged There are machined holes, the outer side of the unit module is provided with a steel pipe, the steel pipe penetrates the machined hole, and the outer side of the unit module is provided with a steel wire.

Preferably, the outer surface of the steel pipe is provided with two sleeves, the two sleeves are fixedly connected by connecting rods, and the front surfaces of the two sleeves are fixedly connected with the same mounting plate, the mounting plate The front side is fixedly connected with a force-applying handle.

Preferably, a guide ring is fixedly connected to one side of the two sleeves away from each other, and a control screw located inside the guide ring is threadedly connected to the side of the two sleeves away from each other. The two control screws The ends away from each other are fixedly connected with a control knob, and the end of the control screw that is away from the control knob is fixedly connected with a rotating disk through the sleeve, an annular groove is formed on the outer surface of the rotating disk, and the two sleeves are far away from each other. The inner wall of one side is fixedly connected with an installation slide rail located above the control screw rod, the inner surface of the installation slide rail is slidably connected with an extrusion rod, and the end of the extrusion rod away from the control knob is fixedly connected with a rubber clamping plate, The front and back surfaces of the extrusion rod are both slidably connected to the inner surface of the annular groove through the traction rod.

Preferably, the length of the control screw is not less than eight centimeters, and the length of the thread on the outer surface of the control screw is not less than six centimeters.

Preferably, the shape of the upper surface of the force applying handle is an arc, and the arc of the upper surface of the force applying handle is between one hundred and fifty degrees to one hundred and eighty degrees.

Compared with the prior art, the beneficial effects of the present utility model are:

(1) The utility model can be used as the node applied in the modular building structure through the prestressed tenon and mortise joint. The node adopts the steel pipe to penetrate the node and the modular building structure, and the steel wire is threaded in the steel pipe. By pre-tensioning the steel wire and pouring concrete In this way, prestressing can be generated to fasten the connection nodes, and then the modular building units can be quickly and tightly connected together, so that the modular building modules can be quickly installed and dismantled, and the effect of improving the construction efficiency and quality of the modular building can be achieved.

(2) In the present utility model, the two sleeves play the role of being sleeved on the outer surface of the steel pipe, and the control screw is flexibly rotated through the control knob. The movement of the rotating disc controls the movement of the extrusion rod and the rubber clamping plate towards the steel pipe through the traction rod, thus playing the role of fitting the steel pipe to its clamping and fixing, so as to achieve the effect of facilitating the operation of the steel pipe and inserting it into the machining hole, thereby improving the operation efficiency. Effect.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the internal structure schematic diagram of the utility model;

3 is a schematic diagram of the tenon, mortise and steel pipe connection structure of the present invention;

4 is a schematic diagram of the tenon and mortise structure of the present invention;

5 is a schematic diagram of the unit module and the mortise structure of the present invention;

Fig. 6 is the front view structure schematic diagram of the casing of the present invention;

FIG. 7 is a schematic top view of the casing of the present invention.

In the picture: 1. Unit module; 2. Tenon; 3. Mortise; 4. Steel pipe; 5. Machined hole; 6. Steel wire; 7. Sleeve; 8. Mounting plate; 9. Force handle; 10. Guide Ring; 11. Control screw; 12. Control knob; 13. Turning plate; 14. Ring groove; 15. Mounting slide rail; 16. Extrusion rod; 17. Rubber clamping plate;

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

1-7, a modular building prestressed mortise and tenon joint structure, including a unit module 1, the corners of the unit module 1 are fixedly connected with mortise 3, between adjacent mortise 3 are provided with tenon 2, tenon 2 Both the mortise and the mortice 3 are provided with machining holes 5, the outer side of the unit module 1 is provided with a steel pipe 4, the steel pipe 4 runs through the machining hole 5, the outer side of the unit module 1 is provided with a steel wire 6, and the outer surface of the steel pipe 4 is provided with two Sleeve 7, the two sleeves 7 are fixedly connected by connecting rods, the front of the two sleeves 7 is fixedly connected with the same mounting plate 8, the front of the mounting plate 8 is fixedly connected with a force applying handle 9, and the force applying handle 9 The shape of the upper surface is arc-shaped, and the arc of the upper surface of the force-applying handle 9 is between one hundred and fifty degrees to one hundred and eighty degrees, which facilitates grasping by the hand.

The side of the two sleeves 7 away from each other is fixedly connected with a guide ring 10, and the side of the two sleeves 7 away from each other is threadedly connected with a control screw 11 located inside the guide ring 10, and the length of the control screw 11 is not less than eight cm, the length of the thread on the outer surface of the control screw 11 is not less than six cm, the ends of the two control screws 11 away from each other are fixedly connected with the control knob 12, and the end of the control screw 11 away from the control knob 12 is fixedly connected with a rotating disk through the sleeve 7 13. An annular groove 14 is formed on the outer surface of the rotating disk 13, and the inner wall of the two sleeves 7 is fixedly connected to the inner wall of one side away from each other with a mounting slide rail 15 located above the control screw 11, and the inner surface of the mounting slide rail 15 is slidably connected There is an extrusion rod 16 , and a rubber clamping plate 17 is fixedly connected to one end of the extrusion rod 16 away from the control knob 12 .

A preparation method of a modular building prestressed tenon-mortise joint structure provided by the utility model comprises the following steps:

S1, mechanically manufacture the tenon 2 and the tenon 3, and open a machining hole 5 on the surface of the tenon 2 and the tenon 3 according to the appropriate size;

S2. Fix the mortise 3 to the corner of the unit module 1 by bolts or welding, and each unit module 1 is provided with eight mortise 3;

S3, the steel pipe 4 is penetrated into the steel wire 6 through the machining hole 5, and the steel wire 6 is penetrated into the steel wire 6 in the vertical, front and rear and left and right directions;

S4. After tightening the steel wire 6 by applying an external force, pour concrete into the steel pipe 4;

S5. After pouring in the concrete, loosen the steel wire 6, and the release of its pre-tightening tension means that the unit modules 1 are tightly connected together through the nodes.

The utility model can be used as the node applied in the modular building structure through the prestressed tenon and mortise joint. The joint adopts the steel pipe 4 to penetrate the node and the modular building structure, and the steel wire 6 is passed through the steel pipe 4. By pre-tensioning the steel wire 6 and pouring concrete In this way, the prestress is generated to achieve the fastening connection node, and then the modular building units are quickly and tightly connected together, so that the modular building modules can be quickly installed and dismantled, so as to improve the construction efficiency and quality of the modular building. .

In the present invention, the two sleeves 7 play the role of being sleeved on the outer surface of the steel pipe 4, and the control screw 11 is flexibly rotated through the control knob 12, and the rotation of the control screw 11 makes the rotating disk 13 rotate while approaching the steel pipe 4. When one side moves, the movement of the rotating disk 13 controls the extrusion rod 16 and the rubber clamping plate 17 to move toward the steel pipe 4 through the traction rod 18, thereby playing the role of fitting the steel pipe 4 to its clamping and fixing, so as to facilitate the insertion of the steel pipe 4. The effect of machining the hole 5, so as to achieve the effect of improving the operation efficiency.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Claims (5)

1. A modular building prestressed tenon and mortise joint structure, comprising a unit module (1), characterized in that a mortise (3) is fixedly connected at the edge and corner of the unit module (1), and the adjacent mortise (3) A tenon (2) is arranged between the tenon (2) and the tenon (3), and a machined hole (5) is arranged on both the tenon (2) and the mortise (3), and a steel pipe (4) is arranged on the outer side of the unit module (1). The steel pipe (4) penetrates through the machining hole (5), and a steel wire (6) is arranged on the outer side of the unit module (1). 2. The prestressed tenon-mortise joint structure of a modular building according to claim 1, wherein the outer surface of the steel pipe (4) is provided with two sleeves (7), and the two sleeves are (7) are fixedly connected by connecting rods, the front surfaces of the two sleeves (7) are fixedly connected with the same mounting plate (8), and the front surfaces of the mounting plates (8) are fixedly connected with a force applying handle (9). ). 3. The prestressed mortise-and-mortise joint structure of a modular building according to claim 2, wherein a guide ring (10) is fixedly connected to one side of the two sleeves (7) away from each other, and the two A control screw (11) located on the inner side of the guide ring (10) is threadedly connected to one side of each of the sleeves (7) away from each other, and a control knob is fixedly connected to one end of the two control screws (11) away from each other (12), the end of the control screw (11) away from the control knob (12) is fixedly connected with a rotating disk (13) through the sleeve (7), and an annular groove (13) is formed on the outer surface of the rotating disk (13). 14), a mounting slide rail (15) located above the control screw (11) is fixedly connected to the inner wall of the two sleeves (7) on one side away from each other, and the inner surface of the mounting slide rail (15) is slidably connected There is a squeezing rod (16), the end of the squeezing rod (16) away from the control knob (12) is fixedly connected with a rubber clamping plate (17), the front and the back of the squeezing rod (16) are pulled by traction The rod (18) is slidably attached to the inner surface of the annular groove (14). 4. The prestressed tenon-mortise joint structure of a modular building according to claim 3, wherein the length of the control screw (11) is not less than eight centimeters, and the thread on the outer surface of the control screw (11) is not less than eight centimeters. Not less than six centimeters in length. 5. The prestressed tenon-mortise joint structure of a modular building according to claim 2, wherein the upper surface of the force applying handle (9) has an arc shape, and the force applying handle (9) has an arc shape. The arc of the surface is between one hundred and fifty degrees to one hundred and eighty degrees.

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