Auxiliary fastening device for steel structure bolt group

Abstract

The utility model discloses a steel structure bolt group auxiliary fastening device which comprises a round steel sliding rod, flat steel bolt rails are arranged at the two ends of the round steel sliding rod, a sleeve connector is connected to the outer wall of the round steel sliding rod in a sliding and sleeved mode, butterfly bolts are connected between the round steel sliding rod and the flat steel bolt rails, and the round steel sliding rod is connected with the flat steel bolt rails. And the butterfly bolts are connected to the outer walls of the two ends of the round steel sliding rod, a hollow rail is formed in the outer surface of one side of the flat steel bolt rail, the sleeve connector comprises a second cylindrical block, a second sliding rod hole and a bolt end limiting shaft, and each butterfly bolt comprises a first cylindrical block, a first sliding rod hole, a bolt rod and a butterfly nut. According to the auxiliary fastening device for the steel structure bolt group, the sleeve connectors are combined in a certain mode, multiple groups of bolts can be conveniently limited at the same time, efficiency is improved, the device is fixed to one end of a screw, the purpose of preventing the screw from sliding when a nut is fastened can be achieved, and operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of fasteners, in particular to an auxiliary fastening device for a steel structure bolt group. Background Art

[0002] Currently, when tightening bolts of steel structures, personnel need to be arranged on both sides to perform the operation.

[0003] One person fixes the screw to prevent it from slipping, and the other person tightens the nut on the other side. Two people are required to work together.

[0004] Due to coordination issues, the two people often get out of sync, resulting in a chaotic bolt tightening sequence and a waste of time.

[0005] To this end, we propose an auxiliary fastening device for steel structure bolt groups. Utility Model Content

[0006] 1. Technical issues to be solved

[0007] In view of the deficiencies in the prior art, the utility model provides an auxiliary fastening device for a steel structure bolt group, which only requires one person to construct. Before tightening the bolt, this device is used in conjunction with a corresponding sleeve connector at one end of the screw to limit one end of the bolt to avoid slipping during rotation. The person can then move to the other side to tighten the nut. This not only solves the problem of poor coordination between the two people, but also saves manpower, speeds up the construction progress, and can effectively solve the problems in the background technology.

[0008] (II) Technical solution

[0009] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: an auxiliary fastening device for a steel structure bolt group, comprising a round steel slide rod, flat steel bolt tracks are arranged at both ends of the round steel slide rod, a sleeve connector is slidably sleeved on the outer wall of the round steel slide rod, a butterfly bolt is connected between the round steel slide rod and the flat steel bolt track, and the butterfly bolt is connected to the outer walls of the two ends of the round steel slide rod, a hollow track is opened on the outer surface of one side of the flat steel bolt track, the sleeve connector comprises a second cylindrical block, a second slide rod hole and a bolt end limiting shaft, the butterfly bolt comprises a first cylindrical block, a first slide rod hole, a bolt rod and a butterfly nut, and the bolt rod passes through the hollow track.

[0010] Preferably, the second slide rod hole is opened in the middle of the outer surface of one side of the second cylindrical block, and the bolt end limiting shaft is fixedly installed on the outer surface of one end of the second cylindrical block.

[0011] Preferably, the second cylindrical block is slidably connected to the outer wall of the round steel sliding rod through the second sliding rod hole, and one end of the bolt end limiting shaft is externally connected to a bolt sleeve.

[0012] Preferably, the first slide rod hole is opened at the lower part of the outer surface of one side of the first cylindrical block, the bolt rod is fixedly installed at the middle part of the outer surface of one end of the first cylindrical block, and the butterfly nut is located on the outer wall of the bolt rod.

[0013] Preferably, the butterfly nut is threadedly connected to the bolt rod, and the butterfly nut is located on one side of the flat steel bolt track.

[0014] Preferably, the outer wall of one end of the round steel sliding rod is plugged into the first sliding rod hole.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a steel structure bolt group auxiliary fastening device, which has the following beneficial effects:

[0017] 1. This steel structure bolt group auxiliary fastening device combines sleeve connectors in a certain way to facilitate the positioning of multiple groups of bolts at the same time and improve efficiency.

[0018] 2. The auxiliary fastening device for a steel structure bolt group is fixed to one end of a screw rod, so as to prevent the screw rod from sliding when the nut is fastened, and the operation is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 The utility model is a schematic diagram of the overall structure of a steel structure bolt group auxiliary fastening device.

[0020] Figure 2 The utility model is a front view of a butterfly bolt in a steel structure bolt group auxiliary fastening device.

[0021] Figure 3 The utility model is a front view of a sleeve connector in a steel structure bolt group auxiliary fastening device.

[0022] Figure 4 The utility model is a top view of a sleeve connector in a steel structure bolt group auxiliary fastening device.

[0023] Figure 5 The utility model is a structural schematic diagram of a flat steel bolt track in a steel structure bolt group auxiliary fastening device.

[0024] In the figure: 1. round steel slide bar; 2. flat steel bolt track; 3. sleeve connector; 4. butterfly bolt; 5. first cylindrical block; 6. first slide bar hole; 7. bolt rod; 8. butterfly nut; 9. second cylindrical block; 10. second slide bar hole; 11. bolt end limit shaft; 12. hollow track. DETAILED DESCRIPTION

[0025] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0026] This embodiment is an auxiliary fastening device for a steel structure bolt group.

[0027] like Figure 1-5 As shown, it includes a round steel slide bar 1, flat steel bolt tracks 2 are arranged at both ends of the round steel slide bar 1, a sleeve connector 3 is slidably sleeved on the outer wall of the round steel slide bar 1, a butterfly bolt 4 is connected between the round steel slide bar 1 and the flat steel bolt track 2, and the butterfly bolt 4 is connected to the outer walls of the two ends of the round steel slide bar 1, a hollow track 12 is opened on the outer surface of one side of the flat steel bolt track 2, the sleeve connector 3 includes a second cylindrical block 9, a second slide bar hole 10 and a bolt end limiting shaft 11, the butterfly bolt 4 includes a first cylindrical block 5, a first slide bar hole 6, a bolt rod 7 and a butterfly nut 8, and the bolt rod 7 passes through the hollow track 12.

[0028] The second slide rod hole 10 is opened in the middle of the outer surface of one side of the second cylindrical block 9, and the bolt end limit shaft 11 is fixedly installed on the outer surface of one end of the second cylindrical block 9; the second cylindrical block 9 is slidably connected with the outer wall of the round steel slide rod 1 through the second slide rod hole 10, and one end of the bolt end limit shaft 11 is externally connected to the bolt sleeve; the first slide rod hole 6 is opened in the lower part of the outer surface of one side of the first cylindrical block 5, the bolt rod 7 is fixedly installed in the middle of the outer surface of one end of the first cylindrical block 5, and the butterfly nut 8 is located on the outer wall of the bolt rod 7; the butterfly nut 8 and the bolt rod 7 are threadedly connected, and the butterfly nut 8 is located on one side of the flat steel bolt track 2; the outer wall of one end of the round steel slide rod 1 and the first slide rod hole 6 are plug-in.

[0029] It should be noted that the utility model is an auxiliary fastening device for a steel structure bolt group, which consists of four parts: a round steel slide bar 1, a flat steel bolt track 2, a sleeve connector 3 and a butterfly bolt 4; first, a certain number of sleeve connectors 3 are put into the round steel slide bar 1 according to the number of bolts in the bolt group, and the second cylindrical block 9 is sleeved on the outer wall of the round steel slide bar 1 through the second slide bar hole 10, so that it can move on the slide bar; then, butterfly bolts 4 are installed at both ends of the round steel slide bar 1, and the other end of the butterfly bolt 4 passes through the hollow track 12 in the flat steel bolt track 2, and can be freely adjusted and fixed by the provided butterfly nut 8; the corresponding bolt sleeve is installed on the bolt end limit shaft 11; finally, the device is fixed to one side of the screw group, so as to achieve the purpose of preventing the screw from sliding when tightening the nut.

[0030] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0031] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A steel structure bolt group auxiliary fastening device, comprising a round steel slide bar (1), characterized in that: Flat steel bolt tracks (2) are arranged at both ends of the round steel slide bar (1), and a sleeve connector (3) is slidably sleeved on the outer wall of the round steel slide bar (1). A butterfly bolt (4) is connected between the round steel slide bar (1) and the flat steel bolt track (2), and the butterfly bolt (4) is connected to the outer walls of the two ends of the round steel slide bar (1). A hollow track (12) is opened on the outer surface of one side of the flat steel bolt track (2), and the sleeve connector (3) includes a second cylindrical block (9), a second slide bar hole (10) and a bolt end limit shaft (11), and the butterfly bolt (4) includes a first cylindrical block (5), a first slide bar hole (6), a bolt rod (7) and a butterfly nut (8), and the bolt rod (7) passes through the hollow track (12).

2. The steel structure bolt group auxiliary fastening device according to claim 1, characterized in that: The second slide rod hole (10) is opened in the middle of the outer surface of one side of the second cylindrical block (9), and the bolt end limit shaft (11) is fixedly installed on the outer surface of one end of the second cylindrical block (9).

3. The steel structure bolt group auxiliary fastening device according to claim 2, characterized in that: The second cylindrical block (9) is slidably connected to the outer wall of the round steel sliding rod (1) via the second sliding rod hole (10), and one end of the bolt end limiting shaft (11) is externally connected to a bolt sleeve.

4. The steel structure bolt group auxiliary fastening device according to claim 3, characterized in that: The first slide rod hole (6) is opened at the lower part of the outer surface of one side of the first cylindrical block (5), the bolt rod (7) is fixedly installed at the middle part of the outer surface of one end of the first cylindrical block (5), and the butterfly nut (8) is located on the outer wall of the bolt rod (7).

5. The steel structure bolt group auxiliary fastening device according to claim 4, characterized in that: The butterfly nut (8) is threadedly connected to the bolt rod (7), and the butterfly nut (8) is located on one side of the flat steel bolt track (2).

6. The steel structure bolt group auxiliary fastening device according to claim 5, characterized in that: The outer wall of one end of the round steel sliding rod (1) is plugged into the first sliding rod hole (6).

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