CN209924542U

CN209924542U - High-bearing and easy-to-detach connecting device

Info

Publication number: CN209924542U
Application number: CN201920282265.3U
Authority: CN
Inventors: 裴以军; 邹祥
Original assignee: China Construction Third Bureau Installation Engineering Co Ltd
Current assignee: China Construction Third Bureau Installation Engineering Co Ltd
Priority date: 2019-03-06
Filing date: 2019-03-06
Publication date: 2020-01-10
Anticipated expiration: 2029-03-06

Abstract

The utility model relates to a high-bearing and easy-to-detach connecting device, which comprises two interlocked fasteners and a connecting rod for fastening the two fasteners; the fastener is of a saw-tooth-shaped rigid structure and comprises a plurality of blades, round holes which are concentrically penetrated are formed in the blades, sleeves with internal threads are arranged in the round holes of the blades at the tail ends of the fastener, and sleeves without the internal threads are arranged in the round holes of the other blades; the tail end of the connecting rod is provided with an external thread matched with the sleeve with the internal thread for connecting the fastener; preferably the fastener comprises an upper layer of blades and a lower layer of blades, and the blades are in a cubic shape. The utility model discloses a connecting device has following advantage: the processing is convenient, the connecting pieces are few, and the installation and the disassembly are convenient; the bearing capacity is high, the fixing effect is good, and the fixing device can be used for multiple times; the welding working hours are short, the risk of firing operation is reduced, and the pollution of welding smoke to the environment is reduced; the welding flatness is high.

Description

High-bearing and easy-to-detach connecting device

Technical Field

The utility model belongs to the connecting device field, concretely relates to high quick detachable connecting device that bears.

Background

The construction process of modern city often needs to use some large-scale platforms, and the too big problem that can have inconvenient transportation of the volume of platform, especially when needing to use in narrow and small place, the great platform of size is difficult directly to transport to the scene and is used, consequently need use a plurality of less platforms of volume to assemble on the scene usually.

Along with the acceleration of urban construction, the building intensive degree also increases day by day in the urban area, and urban area engineering project construction often faces the narrow and small problem in place, and the vehicle turning device that can be used to narrow and small space just needs to design to satisfy the vehicle that highly bears the weight of and turn around the demand in narrow and small space. The designed in-situ turning device for the muck truck can realize efficient loading and unloading of the muck truck in the enclosure of the construction site and avoid occupying urban trunk roads. The U-turn device needs to be assembled on a construction site by using a plurality of platforms, and the bearing requirements of 15T-grade gravity and 45T-grade axial shear force need to be met.

In the existing traditional process, a large platform is assembled by directly adopting a mode of carrying out full-length welding connection on a plurality of steel platforms on site, and the method has various defects: firstly, the man-hour required by full welding is long, the risk of fire operation is high, and the pollution of welding smoke to the environment is also large; secondly, the welding can not be dismantled after use, and secondary turnover can not be realized; thirdly, the relative position between two platforms is difficult to control accurately in the welding process, resulting in low integral installation flatness.

Therefore, it is highly desirable to develop and design a high load-bearing connecting device capable of being quickly connected and disassembled to firmly connect two or more platforms for convenient transportation or assembly, and is used in various engineering project constructions requiring connection of different platforms.

Disclosure of Invention

The utility model discloses the purpose aims at above-mentioned current situation, aims at solving one of prior art problem at least, designs a high quick detachable connecting device that bears, not only can satisfy the high requirement that bears, has no buckle moreover, exempts from the bolt, can install fast and dismantle the advantage.

The utility model discloses the realization mode of purpose does: a high-bearing-capacity easy-to-detach connecting device comprises two interlocked fasteners and a connecting rod for fastening the two fasteners; the fastener is of a saw-tooth-shaped rigid structure and comprises a plurality of blades, round holes which are concentrically penetrated are formed in the blades, sleeves with internal threads are arranged in the round holes of the blades at the tail ends of the fastener, and sleeves without the internal threads are arranged in the round holes of the blades in the middle of the fastener; the connecting rod end is equipped with and takes internal thread bushing assorted external screw thread to be used for connecting the fastener.

The utility model discloses a when connecting device used closely the welding with the platform steel sheet that the level and smooth end of two fasteners is connected with needs respectively, and the steel sheet is tentatively taken one's place after the level and smooth ground, and two fasteners align, make vertical straining, the terminal surface parallel and level of fastener, insert the blade of fastener with the connecting rod through the round hole of reserving, then with connecting rod and fastener fastening, can set up multiunit connecting device between two platforms, last unified leveling to the firm degree of inspection. When the connection between the two platforms needs to be dismantled, the connection can be completed only by rotating the connecting rod and pulling the connecting rod out of the round hole.

This scheme forms connecting device through the fastener of the two cockscomb structure that match each other of threaded connecting rod connection fastening, and processing is convenient, and the connecting piece is few, has higher bearing capacity, and can realize quick installation and dismantlement between two fasteners, reaches the high-speed joint between two platforms and demolishs the connection, but repetitious usage realizes full life cycle high efficiency and uses. In addition, only the end face of the fastener needs to be welded, so that the working time is short, the risk of firing operation is reduced, and the pollution of welding smoke to the environment is reduced; the relative position between two platforms can be controlled more conveniently and accurately through fastening of the fastener and fixing of the connecting rod in the welding process, and the integral installation flatness is improved.

Preferably, the blades of the fastener are cube shaped.

Preferably, the fastener includes upper and lower two-layer blade, and two-layer blade all forms the cockscomb structure and upper and lower two-layer sawtooth staggers and arranges.

More preferably, the upper and lower layers of blades of the fastener are respectively provided with a row of concentric through round holes, and the upper row of round holes and the lower row of round holes are respectively connected with a connecting rod.

The optimized shape and arrangement structure of the fastener blade not only is convenient to process, install and disassemble, but also can further improve the bearing capacity.

More preferably, the two ends of the upper connecting rod and the lower connecting rod extend out of the fastener, and the two ends of the connecting rods are provided with circular fixing holes.

Preferably, the top of one end of the connecting rod is provided with an inner hexagonal joint.

The preferred connecting rod of the invention can be conveniently rotated by a tool and fastened with a fastener, and the connecting rod can be manually inserted into the fixing hole by using a bolt or round steel after penetrating through the sleeve to lock the two connecting rods, so that the fixing effect is better.

Preferably, the two fasteners are assembled to form a cuboid structure in the overall appearance. The whole outward appearance of the fastener of this scheme preferred levels, makes things convenient for welded fastening.

Preferably, the fastener when assembled forms a cuboid having dimensions of 800 x 300 x 200 mm.

Preferably, the blade is 100mm high, 100mm wide and 200mm long.

Preferably, the connecting rod size is 900mm x Φ 32.

The sizes of the optimized fastener, the optimized blade and the optimized connecting rod are matched with each other, so that the fixing effect is better, the bearing capacity is high, and the installation and the disassembly are convenient.

To sum up, the utility model discloses a high quick detachable connecting device that bears has following advantage:

(1) the processing is convenient, the connecting pieces are few, and the installation and the disassembly are convenient;

(2) the bearing capacity is high, the fixing effect is good, the fixing device can be used for many times, and the efficient use in the whole life cycle is realized;

(3) the welding working hours are short, the risk of firing operation is reduced, and the pollution of welding smoke to the environment is reduced;

(4) the welding flatness is high.

Drawings

Fig. 1 is a schematic view of an overall appearance structure of a high-load-bearing easy-to-detach connection device according to embodiment 1 after being assembled;

FIG. 2 is a schematic view of an assembled high-load easy-to-detach connecting device in an overall perspective structure of embodiment 1;

FIG. 3 is an exploded view of a high load-bearing quick disconnect coupling of example 1;

FIG. 4 is a schematic view of a fastener of the high load bearing quick disconnect coupling of embodiment 1;

fig. 5 is a partial structural schematic view of the application of the high-load-bearing quick-release connecting device in the rotating platform in embodiment 1.

In the figure: 1. a fastener; 2. a connecting rod; 3. a blade; 4. a bushing with an internal thread; 5. no internal thread sleeve; 6. a circular hole; 7. and (7) fixing holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It is to be understood that the specific drawings described herein are merely illustrative of the invention and are not limiting of the invention. Based on the utility model discloses specific implementation mode, all other technical schemes that ordinary skilled person in the art obtained under the prerequisite of not making creative work all belong to the utility model discloses the scope of protection.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element 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 invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Example 1

As shown in fig. 1-4, the present embodiment relates to a high load-bearing easy-to-detach connecting device, which comprises two interlocking fasteners 1 and two connecting rods 2 for fastening the two fasteners; the fastener 1 is a sawtooth-shaped rigid structure and comprises an upper layer of blades 3 and a lower layer of blades 3, and the single blades 3 are preferably rectangular. Two-layer blade all forms the cockscomb structure and upper and lower two-layer sawtooth staggers and arranges, two-layer blade 3 respectively is equipped with one row of round hole 6 that runs through with one heart about fastener 1, and is equipped with in the terminal blade round hole 6 of fastener 1 and takes internal thread sleeve pipe 4, is the internal thread sleeve pipe 5 in other blade round holes 6. The upper row of round holes 6 and the lower row of round holes 6 are respectively connected with a connecting rod 2, and the tail end of the connecting rod 2 is provided with an external thread matched with the sleeve with the internal thread for connecting the fastener. The two ends of the upper connecting rod 2 and the lower connecting rod 2 extend out of the fastener 1, and the two ends of the connecting rods 2 are provided with circular fixing holes 7. And the top of one end of the connecting rod 2 is provided with an inner hexagonal joint. Two fasteners 1 form the whole outward appearance after the assembly and are the cuboid structure, and the size of the cuboid that forms after the assembly is 800 × 300 × 200 mm. The blade is 100mm high, wide 100mm, long 200 mm. The connecting rod is 900mm long and 32mm in diameter.

The use method of the connecting device of the embodiment is as follows: with the level and smooth end of two fasteners 1 respectively with the platform steel sheet that needs to be connected closely weld, the steel sheet is tentatively taken one's place after ground is leveled, two fasteners 1 align, make the fastener vertically fasten, the terminal surface parallel and level, insert the blade of fastener through the round hole of reserving connecting rod 2, then use the interior hexagonal spanner to pass through the interior hexagonal joint swivelling joint pole in the connecting rod, make connecting rod 2 and fastener 1 fastening, then insert the round steel in the fixed orifices 7 at connecting rod 2 both ends, with two connecting rod locking, make wholly more firm. When the connection between the two platforms needs to be dismantled, the round steel in the fixed hole only needs to be taken out, and the connecting rod 2 is rotated and pulled out from the round hole to complete the process.

A plurality of groups of connecting devices can be arranged between the two platforms for connection. Fig. 5 is a schematic view of a part of the structure of the connecting device of the present embodiment applied to a rotary platform (the right platform is omitted in the figure). In the figure, the middle platform and the platforms at the two sides are respectively connected by adopting the two connecting devices of the embodiment.

The connecting device of the embodiment consists of two fasteners and two connecting rods, and is convenient to process, install and disassemble; the fixing effect is good, and the fixing device can be used for multiple times; full welding is not needed, the welding working hours are short, the risk of firing operation is reduced, and the pollution of welding smoke to the environment is reduced; the integral installation flatness is high. According to the calculation of fastener mechanical property bolt, screw and stud GB/T3098.1-2010 Table 5, the connecting device of the embodiment can ensure that the load meets the bearing requirements of 15T-level gravity and 45T-level axial shear, is suitable for various projects, is particularly suitable for construction of urban luxury regional engineering projects, and has higher comprehensive benefits.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The high-bearing-capacity easy-to-detach connecting device is characterized by comprising two interlocked fasteners and a connecting rod for fastening the two fasteners; the fastener is of a saw-tooth-shaped rigid structure and comprises a plurality of blades, round holes which are concentrically penetrated are formed in the blades, sleeves with internal threads are arranged in the round holes of the blades at the tail ends of the fastener, and sleeves without the internal threads are arranged in the round holes of the other blades; the connecting rod end is equipped with and takes internal thread bushing assorted external screw thread to be used for connecting the fastener.

2. A high load bearing frangible connection as in claim 1 wherein the blades of the fastener are cube shaped.

3. The high-bearing-capacity easy-to-detach connecting device as claimed in claim 1, wherein the fastener comprises an upper layer of blades and a lower layer of blades, the two layers of blades are both formed into saw-toothed shapes, and the saw-toothed shapes of the upper layer and the lower layer are staggered.

4. A high-load-bearing easy-to-detach connecting device as claimed in claim 3, wherein the upper and lower blades of the fastener are respectively provided with a row of concentric through circular holes, and the upper row of circular holes and the lower row of circular holes are respectively connected with a connecting rod.

5. The high-bearing-capacity easy-to-detach connecting device as claimed in claim 4, wherein two ends of the upper connecting rod and the lower connecting rod extend out of the fastener, and two ends of the connecting rods are provided with circular fixing holes.

6. The high-bearing-capacity easy-to-detach connecting device as claimed in claim 1, wherein a hexagonal socket joint is arranged at the top of one end of the connecting rod.

7. A high load bearing readily detachable connecting device according to any one of claims 1 to 6 wherein the two fasteners are assembled to form a rectangular parallelepiped structure.

8. A high load bearing frangible connector as claimed in claim 7 wherein the fastener is assembled to form a rectangular parallelepiped of 800 x 300 x 200mm in size.

9. A high load bearing quick disconnect device of claim 8, wherein said blades are 100mm high, 100mm wide and 200mm long.

10. A high load bearing quick disconnect device of claim 8, wherein said connecting rod is 900mm long and 32mm in diameter.