1. The utility model provides a quick assembly disassembly nut which characterized in that: the quick assembling and disassembling nut comprises a nut body, a through hole and a through hole which are used for being matched with a bolt are formed in the adjacent side faces of the nut body, internal threads which are used for being matched with the bolt in a threaded mode are arranged at the two ends of the through hole, the through hole is communicated with the through hole in a crossed mode, and the middle of the through hole and the through hole are smooth faces; the side wall of the nut body is symmetrically provided with two openings for penetrating through the through hole and the through hole, and the two openings are arranged at two ends of the through hole in a staggered mode.

2. A quick-release nut as defined in claim 1, further comprising: the through hole and the central axis of the through hole are arranged in a cross manner, and two end faces of the through hole are planes vertical to the central axis of the through hole; the through hole penetrates through the nut body from top to bottom, and the through hole penetrates through the side face of the nut body.

3. A quick-release nut as defined in claim 1, further comprising: the middle part of the nut body is a cuboid, the two ends of the nut body are cover plates, the through hole sequentially penetrates through the upper cover plate, the cuboid and the lower cover plate, and internal threads matched with the threads of the bolt are arranged in the through hole in the middle of the cover plates at the two ends; the through hole runs through the setting of cuboid, the edge salient in the edge of cuboid of apron.

4. A quick-release nut as defined in claim 3, further comprising: the through holes longitudinally penetrate through two long sides of the cuboid.

5. A quick-release nut as defined in claim 3, further comprising: the cover plate is in a prismatic shape or an elliptical shape, and planes matched with the wrench are symmetrically arranged on two sides of the middle of the cover plate.

6. A quick-release nut as defined in claim 1, further comprising: the through holes and the openings are rectangular holes.

7. A quick-release nut as claimed in claim 6, wherein: the middle part of the through hole is provided with arc grooves with the diameters larger than the outer diameter of the bolt on two side walls.

8. A quick-release nut as defined in claim 1, further comprising: the nut body is integrally cast and formed by ductile cast iron, and the internal threads of the through hole are machined and formed.

9. A quick-release nut as defined in claim 1, further comprising: the nut body is made of carbon steel.

10. A method for rapidly assembling and disassembling a nut is characterized by comprising the following steps:

passing the end of the bolt through a through-hole in the side of the quick-release nut according to any one of claims 1 to 9;

moving the quick assembling and disassembling nut to the plane of the workpiece to be fastened along the bolt;

when the quick assembling and disassembling nut reaches a position close to the plane of a workpiece to be fastened, the quick assembling and disassembling nut is rotated to rotate to the position of the through hole along openings of which the two sides are communicated with the through hole and the through hole, at the moment, the through hole of the quick assembling and disassembling nut is superposed with the central axis of the bolt, and the internal threads at the two ends of the through hole are matched with the threads of the bolt;

the quick assembling and disassembling nut is rotated relative to the bolt, so that the purpose of fastening a workpiece by the quick assembling and disassembling nut is realized;

the steps are operated reversely, and the quick disassembly of the quick assembling and disassembling nut can be realized.

Background

The split bolt is widely applied to the building construction process, is used for the drawknot between the inner template and the outer template of the wall body, bears the lateral pressure and other loads of concrete, ensures that the distance between the inner template and the outer template can meet the design requirement, and is also the fulcrum of the template and the supporting structure thereof. Therefore, the end part of the split bolt needs to be screwed with the fastening nut and disassembled with the nut in the process of formwork supporting and formwork disassembling, and the operation method is time-consuming and labor-consuming and wastes a large amount of labor. How to guarantee the safety of the tightening operation of the split bolts of the template on the premise of saving time, labor and labor is a problem to be solved urgently.

Disclosure of Invention

The invention aims to solve the technical problem of the prior art, and provides a quick assembling and disassembling nut and an assembling and disassembling method thereof, which can overcome the defects of labor waste and time and labor waste in assembling and disassembling the existing nut, realize quick assembling and disassembling of the nut at the end part of a split bolt, secure and reliable fastening of the split bolt, and save time, labor and labor in operation.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

a quick assembling and disassembling nut comprises a nut body, wherein a through hole and a through hole which are matched with a bolt are formed in the adjacent side faces of the nut body, internal threads which are matched with the bolt in a threaded mode are arranged at the two ends of the through hole, the through hole is communicated with the through hole in a crossed mode, and the middle of the through hole and the through hole are smooth faces; the side wall of the nut body is symmetrically provided with two openings for penetrating through the through hole and the through hole, and the two openings are arranged at two ends of the through hole in a staggered mode.

Preferably, the through hole is crosswise arranged with the central axis of the through hole, and two end faces of the through hole are planes perpendicular to the central axis of the through hole; the through hole penetrates through the nut body from top to bottom, and the through hole penetrates through the side face of the nut body.

Preferably, the middle part of the nut body is a cuboid, the two ends of the nut body are cover plates, the through hole sequentially penetrates through the upper cover plate, the cuboid and the lower cover plate, and internal threads matched with the threads of the bolt are arranged in the through hole in the middle of the cover plates at the two ends; the through hole runs through the setting of cuboid, the edge salient in the edge of cuboid of apron.

Preferably, the through hole longitudinally penetrates through two long sides of the cuboid.

Preferably, the cover plate is in a prism shape or an oval shape, and planes matched with the wrench are symmetrically arranged on two sides of the middle of the cover plate.

Preferably, the through holes and the gaps are rectangular holes.

Preferably, the middle part of the through hole is provided with arc grooves with the diameter larger than the outer diameter of the bolt on two side walls.

Preferably, the nut body is integrally cast by ductile cast iron, and the internal thread of the through hole is machined and formed.

Preferably, the nut body is made of carbon steel.

The invention also provides a method for assembling and disassembling the quick assembling and disassembling nut, which comprises the following steps:

passing the end of the bolt through the through hole in the side of the quick-release nut;

moving the quick assembling and disassembling nut to the plane of the workpiece to be fastened along the bolt;

when the quick assembling and disassembling nut reaches a position close to the plane of a workpiece to be fastened, the quick assembling and disassembling nut is rotated to rotate to the position of the through hole along openings of which the two sides are communicated with the through hole and the through hole, at the moment, the through hole of the quick assembling and disassembling nut is superposed with the central axis of the bolt, and the internal threads at the two ends of the through hole are matched with the threads of the bolt;

the quick assembling and disassembling nut is rotated relative to the bolt, so that the purpose of fastening a workpiece by the quick assembling and disassembling nut is realized;

the steps are operated reversely, and the quick disassembly of the quick assembling and disassembling nut can be realized.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: compared with the prior art, the nut body is provided with the through holes and the through holes which are crossed and penetrated through on two adjacent side surfaces of the nut body, and the two ends of each through hole are provided with the internal threads matched with the threads of the bolt; the tail end of the split bolt penetrates through a through hole of the nut body, the nut body quickly slides to a specified position along the split bolt, the nut body is rotated to enable internal threads at two ends of the through hole to be in threaded fit with the split bolt, and the nut body is rotated to be in threaded fit with the split bolt to achieve split fastening in the wall, column and beam formwork supporting process; the quick disassembly of the nut body can be realized by reverse operation. The quick fastening and dismantling device can be used for quickly fastening and dismantling the split bolts, realizing quick fixing and dismantling on the wall, column and beam formwork in a split mode, overcoming the defects that the existing nut is labor-wasting and time-wasting in assembling and disassembling, realizing quick assembling and disassembling of the nut body at the end parts of the split bolts, saving time and labor in operation, being safe and reliable in use, and further improving the construction progress.

Drawings

FIG. 1 is a schematic structural view of a quick-release nut according to embodiment 1 of the present invention;

FIG. 2 is a schematic view of the quick release nut of FIG. 1 in the direction A;

FIG. 3 is a front view of a quick release nut of embodiment 2 of the present invention;

FIG. 4 is a schematic view of the quick release nut and bolt assembly of FIG. 1;

FIG. 5 is a schematic view showing the structure of a quick release nut in embodiment 3 of the present invention;

FIG. 6 is a schematic view showing the structure of a quick release nut in embodiment 4 of the present invention;

in the figure: 00-bolt, 1-nut body, 10-cuboid and 11-cover plate; 2-through hole, 3-through hole, 4-internal thread, 5-gap and 6-arc groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly and completely understood, the technical solutions in the embodiments of the present invention are described below with reference to the accompanying drawings and specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-6, the quick-mounting and dismounting nut provided by the invention comprises a nut body 1, wherein a through hole 2 and a through hole 3 which are used for being matched with a bolt 00 are arranged on adjacent side surfaces of the nut body 1, internal threads 4 which are used for being matched with the bolt 00 in a threaded manner are arranged at two ends of the through hole 3, the through hole 2 and the through hole 3 are crossed and communicated, and the middle part of the through hole and the through hole are smooth surfaces; the side wall of the nut body 1 is symmetrically provided with two openings 5 for penetrating through the through hole 2 and the through hole 3, and the two openings 5 are arranged at two ends of the through hole 3 in a staggered manner. Sleeving the through hole on the side surface of the nut body on the end part of the split bolt, quickly sliding to a required specified position, rotating the nut body to enable the split bolt to enter the through hole along the notches on the two sides, matching the external thread on the split bolt with the internal thread on the two ends of the through hole, and then rotating the nut body to realize the fastening of the nut body on the split bolt; otherwise, the nut body can be rapidly disassembled.

In the specific embodiment of the present invention, as shown in fig. 1-3, 5, and 6, in embodiments 1-4, the through hole 2 is crosswise arranged with respect to the central axis of the through hole 3, and two end faces of the through hole 3 are planes perpendicular to the central axis of the through hole 3; the through hole 3 penetrates through the nut body 1 from top to bottom, and the through hole 2 penetrates through the side face of the nut body 1. By adopting the structure, the through hole in the side surface of the nut body can be sleeved on the split bolt and can slide to a designated position along the split bolt, the nut body is rotated by 90 degrees, and the split bolt can rotate into the through hole along the staggered openings on the two sides and can be buckled with the internal threads at the two ends of the through hole of the nut body, as shown in figure 4; and then, the nut body is rotated, so that the internal threads at the two ends of the nut body are screwed inwards along the external threads of the split bolt, and the nut body is locked and reinforced to a specified position. Otherwise, the nut body can be rapidly disassembled.

In a specific embodiment of the present invention, as shown in fig. 1 and 2, the middle of the nut body 1 is a cuboid 10, two ends of the nut body are cover plates 11, the through hole 3 sequentially penetrates through the upper cover plate 11, the cuboid 10 and the lower cover plate 11, and an internal thread 4 in threaded fit with the bolt 00 is arranged in the through hole 3 in the middle of the cover plates 11 at the two ends; the through hole 2 penetrates through the cuboid 10, and the edge of the cover plate 11 protrudes out of the edge of the cuboid 10. Wherein, the through hole 2 longitudinally penetrates through two long sides of the cuboid 10. The cover plate with the structure can increase the contact area of the nut body and the template waiting reinforcing piece, the cuboid is adopted to facilitate processing and manufacturing, the nut body is convenient to rotate, meanwhile, the whole weight of the nut body can be reduced, and the lightweight design requirement is met.

In embodiments 1 and 4 of the present invention, as shown in fig. 1 and 6, the cover plate 11 is prismatic or elliptical, and two sides of the middle of the cover plate 11 are symmetrically provided with planes for engaging with a wrench. By adopting the structure, the directions of the through holes and the through holes are conveniently distinguished, and the nut body is convenient to operate and apply force by holding. When the nut body is fastened and disassembled, the wrench can be matched with the planes on the two sides of the cover plate, and the hammer is used for striking the protruding parts on the two sides of the cover plate or the cuboid, so that the nut body can rotate quickly, and time, labor and resources are saved.

In the specific manufacturing process, as shown in fig. 1, 5 and 6, the through hole 2 and the notch 5 are rectangular holes, and the rectangular holes are convenient to process and manufacture.

Further optimizing the technical scheme, as shown in fig. 3, in embodiment 2, the middle part of the through hole 2 is provided with arc grooves 6 on two side walls, and the diameter of each arc groove is larger than the outer diameter of the bolt. The through hole with the structure is more convenient for rapid sleeving and disassembling on the split bolt.

In one embodiment of the invention, the nut body 1 is integrally cast from ductile iron, and the internal thread 4 of the through hole 3 is machined. The nut body is cast by ductile cast iron, the through hole and the fabrication hole of the through hole can be cast and molded, and then the through hole and the internal threads at the two ends of the through hole are machined and molded. By adopting the process, the process can be simplified, the manufacturing cost can be reduced, and the waste of raw materials can be reduced.

In another embodiment of the present invention, the nut body 1 is made of carbon steel. The process can be processed and formed through a plurality of machining procedures on the basis of carbon steel blank materials. Compared with a casting process, the process consumes more materials. In addition, the strength of the carbon steel is slightly higher than that of the nodular cast iron, and the two materials are suitable for nut bodies with different technological requirements.

The invention also provides a method for assembling and disassembling the quick assembling and disassembling nut, which comprises the following steps:

(1) passing the end of the bolt through the through hole in the side of the quick-release nut;

(2) moving the quick assembling and disassembling nut to the plane of the workpiece to be fastened along the bolt;

(3) when the quick assembling and disassembling nut reaches a position close to the plane of a workpiece to be fastened, the quick assembling and disassembling nut is rotated to rotate to the position of the through hole along openings of which the two sides are communicated with the through hole and the through hole, at the moment, the through hole of the quick assembling and disassembling nut is superposed with the central axis of the bolt, and the internal threads at the two ends of the through hole are matched with the threads of the bolt;

(4) the quick assembling and disassembling nut is rotated relative to the bolt, and the purpose of fastening a workpiece by the quick assembling and disassembling nut is achieved.

The steps are operated reversely, and the quick disassembly of the quick assembling and disassembling nut can be realized.

Compared with the prior art, the quick assembling and disassembling nut has the advantages of simple structure and quick and convenient assembling and disassembling, the through hole on the side surface of the nut body is sleeved at the end part of the split bolt, and the nut body is rotated after the split bolt quickly slides to a specified position along the split bolt, so that the split bolt is coaxial with the through hole and is in threaded fit with the internal threads at the two ends of the split bolt; the nut body is rotated to be screwed inwards along the bolt, and then the nut body can be fastened on the split bolt. The invention has convenient and fast use, safety and reliability, detachability, and can realize fast fixing and dismounting in the opposite pulling and fixing construction process of wall, column and beam formworks, thereby achieving the purpose of saving a large amount of labor; but also can save time and labor, save project cost, and is economical, practical and convenient for popularization and application.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.