KR20130138995A - Reusable connecting and fixing apparatus - Google Patents

Reusable connecting and fixing apparatus Download PDF

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Publication number
KR20130138995A
KR20130138995A KR1020120062615A KR20120062615A KR20130138995A KR 20130138995 A KR20130138995 A KR 20130138995A KR 1020120062615 A KR1020120062615 A KR 1020120062615A KR 20120062615 A KR20120062615 A KR 20120062615A KR 20130138995 A KR20130138995 A KR 20130138995A
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KR
South Korea
Prior art keywords
nut
bolt
removal
fastened
coupling
Prior art date
Application number
KR1020120062615A
Other languages
Korean (ko)
Inventor
유이기
Original Assignee
유이기
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 유이기 filed Critical 유이기
Priority to KR1020120062615A priority Critical patent/KR20130138995A/en
Publication of KR20130138995A publication Critical patent/KR20130138995A/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B33/00—Features common to bolt and nut
    • F16B33/02—Shape of thread; Special thread-forms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/007—Removing paint or dirt layers covering the threaded part of nut-like members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
    • F16B35/041—Specially-shaped shafts
    • F16B35/044—Specially-shaped ends
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B37/00—Nuts or like thread-engaging members
    • F16B37/002—Nuts or like thread-engaging members cutting threads during screwing; removing paint or dirt layers covering threaded shanks

Abstract

The present invention relates to a reusable coupling and fixing device which is coupled and fixed to one end portion of a fixing member and which includes a bolt unit; a nut unit coupled to the bolt unit; and a first removal unit which is formed on the rear circumference of the inner circumference of the nut unit and which removes foreign materials attached on a screw portion of the bolt unit when the nut unit is changed from the coupled state to the released state. Therefore, the present invention provides an effect capable of reusing the bolt unit without a separate foreign material removing task by removing attached on a male screw portion of the bolt unit when the nut unit is changed from the coupled state to the released state by forming the removal unit on the rear circumference of the inner circumference of the nut unit coupled to the bolt unit.

Description

Reusable connecting and fixing apparatus

The present invention relates to a reusable fastening device, and more particularly, to a reusable fastening device for reusing the bolt and the nut to be fastened to one end of the fastening member.

In general, the fastening fixing device for screwing the nut to one end of the bolt to fix the fixing member used when the various machines or assembly parts. In particular, the fixing member, such as a shipyard, assembling various structures, such as temporary railings or temporary scaffolding to facilitate the safety of the operator or to facilitate the operation of the hull block in the hull block work for producing large vessels It is a fixing member such as a clamp used when fixing various kinds of hypotheses.

As such, various temporary installations temporarily installed in the hull block are reusable, so most of these temporary fixing devices are temporarily fixed by using clamps to facilitate installation and dismantling. Since the bolt part and the nut part are fastened to the clamp installed integrally, the temporary part can be firmly clamped to the end of the hull block.

The fastening fixing device of the conventional fastening member, as shown in Figure 1, the bolt portion (outside of the nut portion 30 is screwed to one end of the bolt portion 10 is fastened and fixed to one end of the fixing member 100) The screw part of 10) is exposed to the outside.

The exposed screw portion of the bolt portion 10 has a problem that foreign matter such as dust or paint is attached or corrosion is generated, it is impossible to dismantle the nut portion 30 in the bolt portion 10.

That is, when the corrosion or foreign matter is attached to the bolt portion 10, disassembly of the nut portion 30 is impossible, and in order to prevent the corrosion or foreign matter adhesion of the bolt portion 10, the conventional bolt portion 10 An antirust coating or anticorrosion coating was applied to the exposed thread of the nut, but this also had the inconvenience of removing the paint when dismantling the nut part 30.

When disassembly of the nut part 30 is impossible due to corrosion of the bolt part 10, adhesion of foreign matters, application of a table, etc., the screw part of the bolt part 10 protruding to the rear of the nut part 30 is removed. Since the cutting, the bolt part 10 is impossible to be reused, thereby shortening the service life of the bolt part 10 and at the same time, there is a problem in that the removal work and the removal cost for the removal of foreign matter or paint are required.

In addition, after fastening the nut part 30 to the bolt part 10 to protect the exposed screw portion of the bolt portion 10, a method of covering the exposed screw portion of the bolt portion 10 with a protective cover. Although it is presented, this also has to be disposed of after the cover is covered with a disposable disposable, there was also a problem that increases the working time and cost when fastening.

The present invention has been made to solve the conventional problems as described above, by removing the foreign matter attached to the male screw portion of the bolt portion when the nut portion moves from the fastened state to the disassembled state can reuse the bolt portion without the need for separate foreign matter removal operation It is easy to install and replace the removal part, and when the nut part is fastened to the bolt part, it is easy to remove the foreign matter by the removal part installed on the nut part by applying lubricant to the bolt part in advance, and to facilitate the removal of the foreign material, It is an object of the present invention to provide a reusable fastening and fixing device capable of reusing a nut part by removing foreign substances formed on the female screw part of the nut part without the need for a separate foreign material removing operation.

The present invention for achieving the above object, a fastening fixing device which is fastened and fixed to one end of the fixing member, a bolt portion; A nut part fastened to the bolt part; And a first removal part formed around the inner circumferential surface of the nut part and removing foreign matter attached to the screw part of the bolt part when the nut part moves from the fastened state to the disassembled state.

The present invention is a fastening fixing device which is fastened and fixed to one end of the fixing member, a bolt portion; A nut part fastened to the bolt part; A coupling part coupled to a rear surface of the nut part; And a first removal part installed around the inner circumferential surface of the coupling part to remove foreign substances attached to the screw part of the bolt part when the nut part moves from the fastened state to the disassembled state.

The coupling portion of the present invention is formed in a ring shape to be coupled to the rear surface of the nut portion. The coupling portion of the present invention, the filling space is formed on the inner peripheral surface so that the lubricant is filled between the nut portion and the first removal portion. The coupling portion of the present invention is formed in a tubular shape so as to fit and engage around the rear surface of the nut portion.

The first removal unit of the present invention is a tip member made of cemented carbide or steel. The second end of the bolt portion of the present invention is coupled to the second removal portion for removing the foreign matter attached to the screw portion of the nut portion when the nut portion is moved from the disassembled state to the fastened state.

As described above, the present invention forms a removal portion around the inner circumferential surface rear side of the nut part which is fastened to the bolt part, and removes the foreign matter attached to the male screw part of the bolt part when the nut part moves from the fastened state to the disassembled state. Provides the effect of reusing bolts without the need for.

In addition, by providing a ring-shaped coupling portion on the rear face of the nut portion fastened to the bolt portion and forming a removal portion on the inner circumferential surface of the coupling portion, installation and replacement of the removal portion are facilitated.

In addition, by forming a filling space of the lubricant in the inner peripheral portion of the cylindrical coupling portion, when the nut portion is fastened to the bolt portion, the lubricant is applied in advance to the bolt portion to facilitate the removal of foreign matter by the removal portion provided in the nut portion.

By using a cutting tip such as a tip member made of a cemented carbide material or a high speed steel as the removal portion, it is easy to remove the foreign matter.

In addition, by installing the removal portion in the rear end of the bolt portion, by removing the foreign matter formed on the female screw portion of the nut portion provides an effect that can be reused without the need for a separate foreign matter removal operation.

1 is a block diagram showing a fastening and fixing device of a general fixing member.
Figure 2 is a block diagram showing a reusable fastening device according to a first embodiment of the present invention.
3 is a cross-sectional view showing a reusable fastening device according to a second embodiment of the present invention.
Figure 4 is a cross-sectional view showing a reusable fastening device according to a third embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is a block diagram showing a reusable fastening device according to a first embodiment of the present invention, Figure 3 is a cross-sectional view showing a reusable fastening device according to a second embodiment of the present invention, Figure 4 is a present invention Sectional drawing showing the reusable fastening device according to the third embodiment of the present invention.

As shown in FIG. 2, the reusable fastening fixing device according to the first embodiment includes a bolt part 10, a nut part 30, and a first removing part 40. Possible fastening devices.

The bolt portion 10 is a fastening member having a male screw portion formed on the outer circumferential surface 11 of the bar, and a head protrudes outwardly at the front end of the bolt portion 10, and a coupling hole (at the rear end of the bolt portion 10). 12) is formed.

In addition, the coupling hole 12 of the bolt portion 10 removes foreign substances such as dust or paint attached to the female screw formed on the inner circumferential surface of the nut portion 30 when the nut portion 30 moves from the disassembled state to the fastened state. The second removal unit 20 is coupled.

The second removal unit 20 is a removal means for removing foreign substances such as dust or paint, which is screwed with the female screw portion formed on the inner circumferential surface of the nut part 30, and the tab 21 and the engaging protrusion 22. It consists of a coupling groove (23).

The tab 21 is a tab member formed in the shape of a male thread to cut the female threaded portion of the threaded portion 30, and the male threaded portion formed on the outer circumferential surface 11 of the bolt portion 10 so as to be mated with the female threaded portion of the threaded portion 30. It is formed in the same way.

The coupling protrusion 22 is a coupling member protruding in front of the tab 21 and is joined to the coupling hole 12 of the bolt portion 10 so that the second removal portion 20 is disposed at the rear end of the bolt portion 10. It is fixed by coupling.

The engaging groove 23 is recessed in the rear of the tab 21 to insert the fastening tool therein to rotate the second removing part 20 so that the second removing part 20 is provided at the rear end of the bolt part 10. Will be combined. The coupling groove 23 is preferably formed in various shapes such as straight groove, cross groove, hexagonal groove, square groove and the like so as to be manipulated by various fastening tools.

The nut portion 30 is a fastening member which is fastened to a male screw portion formed on the outer circumferential surface 11 of the bolt portion 10 and fixes the fixing member. The nut portion 30 has a hexagonal outer circumferential surface 31 and an inner circumferential surface 32 on which the female screw portion is formed. Consists of

The first removal part 40 is installed at the rear circumference of the inner circumferential surface 32 of the nut part 30, and the nut part 30 is moved to the outer circumferential surface 11 of the bolt part 10 when the nut part 30 moves from the fastened state to the disassembled state. Remove foreign substances such as dust or paint attached to the male thread formed. As the first removal unit 40, it is preferable to use a cutting tip such as a tip member made of a cemented carbide material or a high speed steel.

Therefore, by removing the foreign matter such as dust or paint formed on the outer circumferential surface 11 of the bolt portion 10 by the first removal portion 40 provided in the nut portion 30, the bolt portion used when fastening and fixing the fixing member ( Even if 10) is contaminated by foreign matter such as dust or paint, such foreign matter can be removed and reused by the first removal unit 40.

As shown in FIG. 3, the reusable fastening device according to the second embodiment includes a bolt part 10, a nut part 30, a coupling part 50, and a first removal part 60. It is a fastening device that is fastened to one end.

Since the bolt part 10 and the nut part 30 of the second embodiment have the same configuration as the bolt part 10 and the nut part 30 of the first embodiment, the coupling part 50 and the first part having different configurations are omitted. 1 The removal part 60 is demonstrated concretely.

Coupling portion 50 is a coupling member formed in a substantially ring shape so as to be in close contact with the rear surface of the nut portion 30, the first removal portion 60 is formed on the inner surface of the coupling portion 50, the coupling piece It consists of 51 and the fixed piece 52.

The coupling piece 51 is formed in a ring shape to be in close contact with the rear surface of the nut part 30, and a plurality of fixing holes are formed through the rear end surface of the coupling piece 71. The fixing piece 52 made of a fastening fixing member such as a bolt is inserted into the fixing hole of the coupling piece 51 and is coupled to the rear surface of the nut part 30.

The first removing part 60 is installed around the inner circumferential surface of the coupling part 50 and attached to the male screw portion formed on the outer circumferential surface 11 of the bolt part 10 when the nut part 30 moves from the fastened state to the disassembled state. Remove foreign substances such as dust or paint. As the first removal unit 60, it is preferable to use a cutting tip such as a tip member made of a cemented carbide material or a steel.

Therefore, by removing the foreign matter such as dust or paint formed on the outer peripheral surface 11 of the bolt portion 10 by the first removal portion 60 provided in the nut portion 30, the bolt portion used when fastening the fastening member ( Even if 10) is contaminated by foreign matter such as dust or paint, the foreign matter can be removed and reused by the first removal unit 60.

As shown in FIG. 4, the reusable fastening device according to the third embodiment includes a bolt part 10, a nut part 30, a coupling part 70, and a first removal part 60. It is a fastening device that is fastened to one end.

Since the bolt portion 10 and the nut portion 30 of the third embodiment have the same configuration as the bolt portion 10 and the nut portion 30 of the first embodiment, the coupling portion 70 and the first configuration are different from each other. 1 The removal part 60 is demonstrated concretely.

The coupling part 70 is a coupling member formed in a tubular shape so as to fit and fit around the rear surface of the nut part 30, and the first removal part 60 is formed at the rear end of the coupling part 70. Combination piece 71, the fixing piece 72 and the filling space 73 is made up.

The coupling piece 71 is formed in a cylindrical shape and fits around the rear surface of the nut part 30, and a plurality of fixing holes are formed through the outer circumference of the outer circumferential surface of the coupling piece 71. A fixing piece 72 made of a fastening fixing member, such as a bolt, is inserted into the fixing hole of the coupling piece 71 to be coupled around the rear surface of the nut part 30.

The filling space 73 is a space portion formed on the inner circumferential surface of the coupling portion 70, and is provided on the inner circumferential surface of the coupling portion 70 so that the lubricant 80 is filled between the nut portion 30 and the first removing portion 60. It is formed, the lubricant 80 is previously applied to the male screw portion formed on the outer peripheral surface of the bolt portion 10 during the fastening movement of the nut portion 30, the foreign material such as dust or paint on the outer peripheral surface 11 of the bolt portion 10 Degradation of the adhesion force facilitates the removal of foreign matter by the first removal unit 60.

The first removing part 60 is installed around the inner circumferential surface of the coupling part 50 and attached to the male screw portion formed on the outer circumferential surface 11 of the bolt part 10 when the nut part 30 moves from the fastened state to the disassembled state. Remove foreign substances such as dust or paint. As the first removal unit 60, it is preferable to use a cutting tip such as a tip member made of a cemented carbide material or a steel.

Therefore, the lubricant filled in the filling space of the nut part 30 on the outer circumferential surface 11 of the bolt part 10 is applied in advance when the nut part 30 is fastened and moved, so that dust and dirt on the outer circumferential surface 11 of the bolt part 10 are removed. Since the adhesion of foreign matters such as paint and the like is reduced, the removal of such foreign matters is facilitated by the first removal part 60 provided in the nut part 30.

As described above, according to the present invention, by forming a removal portion around the inner circumferential surface rear side of the nut part fastened to the bolt part, the foreign matter attached to the male screw part of the bolt part when the nut part moves from the fastened state to the disassembled state is removed. Provides the effect of reusing bolts without the need for.

In addition, by providing a ring-shaped coupling portion on the rear face of the nut portion fastened to the bolt portion and forming a removal portion on the inner circumferential surface of the coupling portion, installation and replacement of the removal portion are facilitated.

In addition, by forming a filling space of the lubricant in the inner peripheral portion of the cylindrical coupling portion, when the nut portion is fastened to the bolt portion, the lubricant is applied in advance to the bolt portion to facilitate the removal of foreign matter by the removal portion provided in the nut portion. In addition, by using a cutting tip such as a tip member made of a cemented carbide material or a high-speed steel as the removal portion, it is easy to remove the foreign matter.

In addition, by installing the removal portion in the rear end of the bolt portion, by removing the foreign matter formed on the female screw portion of the nut portion provides an effect that can be reused without the need for a separate foreign matter removal operation.

The present invention described above can be embodied in many other forms without departing from the spirit or main features thereof. Therefore, the above embodiments are merely illustrative in all respects and should not be construed as limiting.

10: bolt portion 20: second removal portion
30: nut part 40, 60: first removing part
50, 70: coupling portion 80: lubricant

Claims (7)

A fastening fixing device which is fastened to one end of the fixing member,
Bolt portion;
A nut part fastened to the bolt part; And
And a first removal part formed around the inner circumferential surface of the nut part to remove foreign matter attached to the screw part of the bolt part when the nut part moves from the fastened state to the disassembled state. A fastening fixing device which is fastened to one end of the fixing member,
Bolt portion;
A nut part fastened to the bolt part;
A coupling part coupled to a rear surface of the nut part; And
And a first removal part installed around the inner circumferential surface of the coupling part to remove foreign substances attached to the screw part of the bolt part when the nut part moves from the fastened state to the disassembled state. 3. The method of claim 2,
The coupling part is a reusable fastening device, characterized in that formed in a ring shape to be coupled to the rear surface of the nut. 3. The method of claim 2,
The coupling portion, reusable fastening device characterized in that the filling space is formed on the inner peripheral surface so that the lubricant is filled between the nut portion and the first removing portion. 5. The method of claim 4,
The coupling portion is reusable fastening device characterized in that the tubular shape is formed to fit and fit around the rear surface of the nut portion. 3. The method according to claim 1 or 2,
The first removal unit is reusable fastening device, characterized in that the tip member made of cemented carbide material or high-speed steel. 3. The method according to claim 1 or 2,
The rear end of the bolt portion, the reusable fastening device is characterized in that the second removal portion is coupled to remove the foreign matter attached to the screw portion of the nut portion when the nut portion is moved from the disassembled state.
KR1020120062615A 2012-06-12 2012-06-12 Reusable connecting and fixing apparatus KR20130138995A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120062615A KR20130138995A (en) 2012-06-12 2012-06-12 Reusable connecting and fixing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120062615A KR20130138995A (en) 2012-06-12 2012-06-12 Reusable connecting and fixing apparatus

Publications (1)

Publication Number Publication Date
KR20130138995A true KR20130138995A (en) 2013-12-20

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KR1020120062615A KR20130138995A (en) 2012-06-12 2012-06-12 Reusable connecting and fixing apparatus

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11077975B1 (en) * 2020-04-08 2021-08-03 Barry Shipman Bundle tie tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11077975B1 (en) * 2020-04-08 2021-08-03 Barry Shipman Bundle tie tool

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