KR102345019B1 - Non-welding Bracket Mounting Structure Using A Profile And A 2-level Head Type Bolt - Google Patents

Abstract

The present invention relates to a non-welding bracket mounting structure which is able to structurally prevent the rotation of a bolt in an intuitive method inside a profile, easily mount a bolt on a position desired by a user, and easily move the bolt to a fastening position on the profile. To this end, according to the present invention, the non-welding bracket mounting structure, which mounts a bracket with a member installed on a profile through a bolt and a nut, comprises: a two-level head-type bolt including a bolt head formed in a square shape on a flat surface, a support bump formed on one surface of the bolt head to protrude, and having a cross-section which is relatively smaller than a cross-section of the bolt head, and a screw unit connected to the support bump and having a screw thread formed on the outer circumferential edge; and a profile including a guide groove formed continuously in a longitudinal direction, and having an interval where the bolt head and the support bump can be inserted, and a slide channel communicating with the guide groove and forming a hole relatively extended to be greater than the guide groove to have a space where the bolt head and the support bump can move. The slide channel includes an insertion groove into which the bolt head inserted into the guide groove is rotated and inserted.

Description

Non-welding Bracket Mounting Structure Using A Profile And A 2-level Head Type Bolt

The present invention relates to a non-welding bracket mounting structure using a profile and a double-headed bolt, and more specifically, the rotation of the bolt is structurally prevented in an intuitive way inside the profile, and the bolt is easily mounted at the desired position by the user. It relates to a non-welding bracket mounting structure that can easily move the bolt from the profile to the fastening position.

In general, in order to fix a panel such as stone, a structure made of a profile having a specific cross-section is assembled on the outer wall or slab of a building, and a bracket for fixing the panel is coupled to such a profile using a T-type bolt or the like.

However, such a T-type bolt does not rotate inside the profile, but the position is not fixed properly, so the T-type bolt falls or is not fixed in the correct position. There was a problem that it was difficult to combine.

As a prior art to solve this problem, Korean Patent Registration No. 10-1921006 (a non-welding structure for construction with seismic resistance using a steel square tube with bolt rotation and slot deflection prevention projections, hereinafter referred to as 'prior art') can be heard In the prior art, a truss-type structure can be installed on a building wall only by assembling a bracket and bolt without welding and a steel square tube having a protrusion to prevent rotation of the bolt, so that the interior/exterior material can be easily constructed. It relates to a non-welded structure for construction having seismic resistance using a steel square tube in which rotation and slot deflection prevention projections are formed.

And the specification of the prior art as a specific configuration for preventing the rotation of the T-type bolt, a bolt head insertion groove which has a rectangular cross section and is symmetrically recessed in the longitudinal direction on two opposite surfaces, and the inner side of the bolt head insertion groove There is disclosed a configuration in which the bolt rotation prevention protrusion formed at regular intervals in the longitudinal direction is formed on the opposite surface of the .

However, in the prior art, it was difficult to ascertain whether the bolt head was stably caught on the bolt rotation preventing protrusion because the bolt rotation preventing protrusion protruding from the inner surface of the bolt head insertion groove could not be easily seen from the outside.

In addition, in the prior art, when the bolt head is inserted into the bolt head insertion groove and moved to the fastening position, the bolt head is caught on the bolt rotation preventing protrusion, so there is a hassle to move the bolt head by steering the direction.

And in the prior art, when the bracket for mounting the interior/exterior material is fastened to the steel square tube (profile) by a bolt and nut combination, the bracket can rotate arbitrarily, so the user has to fasten the bracket while pressing or holding the bracket. there was

Republic of Korea Patent Registration No. 10-1921006 (2018.11.15.)

The present invention has been devised in view of the above problems, and an object of the present invention is to provide a non-welding bracket mounting structure in which rotation of a bolt is structurally prevented in an intuitive manner inside a profile.

Another object of the present invention is to provide a non-welding bracket mounting structure in which a user can easily mount a bolt at a desired position.

Another object of the present invention is to provide a non-welding bracket mounting structure that can easily move a bolt from a profile to a fastening position.

Another object of the present invention is to provide a non-welding bracket mounting structure that can be fastened to a profile in a state in which arbitrary rotation and movement of a bracket for mounting an interior/exterior material is prevented.

According to the characteristics for achieving the above object, the non-welding bracket mounting structure is a bracket mounting structure for mounting a bracket on which a member is installed to a profile through a bolt and a nut, a bolt head having a rectangular shape on a plane and a , A double-headed bolt including a support protrusion formed to protrude from one surface of the bolt head and having a cross section relatively smaller than that of the bolt head, and a screw portion connected to the support protrusion and having a thread formed on an outer periphery; and a guide groove continuously formed in the longitudinal direction and having a gap between the bolt head and the support protrusion, and a hole communicating with the guide groove and relatively extended than the guide groove so that the bolt head and the support protrusion have a movable space. and a profile composed of a slide channel forming

The insertion grooves are continuously formed at regular intervals along the longitudinal direction of the slide channel.

In addition, the slide channel is formed of a trapezoidal hole, the insertion groove is formed on an inclined side surface of the slide channel, and both ends of the bolt head are rounded to be easily inserted into the insertion groove by rotation of the bolt head. It can be made of a true curved surface.

Alternatively, the slide channel may be formed of a rectangular hole, and the insertion groove may be formed on a surface of the slide channel in contact with the guide groove.

In addition, when the bracket is fastened to the profile, a through hole is formed to fit into the screw portion of the bolt passing through the long hole formed in the bracket to prevent rotation of the bracket, and the insertion point is inserted into the guide groove of the profile through the long hole. An anti-rotation washer formed at a right angle on the surface may be further included.

In this case, the insertion tip portion may extend to the inner circumferential surface of the profile to press the inner circumferential surface of the profile by the fastening force between the bolt and the nut and have a contactable length, and a pointed tip may be formed at the distal end thereof.

In addition, a first anti-skid protrusion is formed on one surface of the bracket, and a second anti-skid protrusion coupled to the first anti-skid protrusion and protrusion is formed to prevent forward and backward movement of the bracket in the longitudinal direction of the profile when the bracket is fastened to the profile. An anti-slip washer in which anti-slip protrusions are formed may be further included.

According to the non-welding bracket mounting structure according to the present invention, the coupling structure between the bolt and the profile to prevent rotation of the bolt can be achieved by inserting the bolt into the insertion groove continuously formed inside the profile by rotation of the bolt. It has the advantage of being able to temporarily fix the bolt.

And according to the present invention, the insertion groove is continuously formed in the profile and the nut can be fastened while the bolt is inserted in the insertion groove, so that the user can easily mount the bolt at the desired position, and the once mounted bolt is connected to the profile. Due to the coupling structure, there is an effect that the position movement is limited despite any external force.

In addition, according to the present invention, there is an advantage that the bolt can be easily moved to a desired fastening position because there is no element that prevents the movement of the bolt when moving in the longitudinal direction of the profile with the bolt head inserted into the profile.

In addition, according to the present invention, it is possible to fasten the bracket to the profile in a state in which arbitrary rotation and movement of the bracket for mounting the interior/exterior material is prevented, thereby increasing the convenience of mounting the bracket.

1 is a perspective view showing the configuration of a non-welding bracket mounting structure according to a first embodiment of the present invention;
Figure 2 is a perspective perspective view showing a state in which the double-headed bolt according to the first embodiment of the present invention is inserted into the insertion groove of the profile;
3 is a view showing the mounting structure according to the first embodiment step by step;
4 is a perspective view showing a state in which a rotation-preventing washer for preventing rotation and movement of the bracket is employed in the mounting structure according to the first embodiment;
5 is a perspective view showing various embodiments of the anti-rotation washer according to the present invention;
6 is a perspective view showing the configuration of an anti-slip washer for preventing the sliding of the bracket in the mounting structure according to the first embodiment;
7 is a perspective view showing the configuration of a non-welding bracket mounting structure according to a second embodiment of the present invention;
Figure 8 is a perspective perspective view showing a state in which the double-headed bolt according to the second embodiment of the present invention is inserted into the insertion groove of the profile;
9 is a view showing the mounting structure according to the second embodiment step by step.

The features and advantages of the present invention will be more clearly understood by the embodiments described with reference to the accompanying drawings.

The application of the present invention is not limited by the configuration and arrangement of components described in the embodiments of the present invention or shown in the drawings. The present invention may be embodied in other embodiments and may be practiced in various ways. In addition, expressions and predicates used in the embodiments with respect to terms such as the orientation of devices or elements are used only to simplify the description of the present invention, and do not indicate or imply that the related devices or elements simply have to have a specific orientation. does not For example, terms such as “first” and “second” are used in the embodiments and claims describing the present invention, but such terms are not intended to indicate or imply relative importance or spirit.

In addition, the terms or words used in the present specification and claims are not to be construed as being limited to conventional or dictionary meanings, and the inventors are in the technical spirit of the present invention in order to explain the terms and concepts of the invention in the best way. It should be interpreted as written based on the corresponding meaning and concept.

Therefore, the present invention is not limited to the presented embodiment, and within the technical spirit of the present invention and the technical equivalents described in the claims to be described below by those of ordinary skill in the art to which the present invention pertains. Various modifications and changes are possible.

<First embodiment>

Hereinafter, a first embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Figure 1 is a perspective view showing the configuration of a non-welding bracket mounting structure according to a first embodiment of the present invention, Figure 2 is a state in which the double-headed bolt according to the first embodiment of the present invention is inserted into the insertion groove of the profile is a perspective view showing a, and FIG. 3 is a view showing the mounting structure according to the first embodiment step by step.

As shown, the bracket mounting structure according to the present embodiment is configured to include a double-headed bolt (10) and a profile (20).

The double-headed bolt 10 is formed in a rectangular shape in plan view and both ends of the bolt head 11 are formed with a rounded curved surface, and the bolt head is formed to protrude from one surface of the bolt head. It includes a support protrusion 12 having a relatively small cross-section, and a threaded portion 13 connected to the support protrusion 12 and having a thread formed on the outer periphery.

In other words, the double-headed bolt 10 is made in the form of a T-bolt in which the bolt head 11, the support protrusion 12, and the screw part 13 are integrally formed, and as the bolt head 11 is rotated, the slide channel ( 22), the corner of the bolt head 11 forming a rectangular cross section is formed to be easily inserted into the insertion groove 23 (refer to FIG. 2).

And between the bolt head 11 and the screw part 13, the support protrusion 12 is placed. The support protrusion 12 is configured to fit the bolt head 11 into the insertion groove 23 of the slide channel 22 to limit the bolt head from moving in the width direction of the profile, while the screw portion is fully exposed on the outer surface of the profile. make it

In addition, it is preferable that the support protrusion 12 is shorter than the length of the bolt head and has the same size as the width of the bolt head. At this time, the width of the support protrusion 12 should be less than or equal to the distance between the guide grooves 21 formed in the profile, and is preferably formed to correspond to the spacing of the guide grooves so as to be fitted into the guide grooves 21 .

Next, the profile 20 is provided with a guide groove 21 continuously formed in the longitudinal direction. The guide groove 21 has a space at which the bolt head 11 and the support protrusion 12 of the double-headed bolt can be inserted. That is, since the guide groove 21 is formed to be larger than the width of the bolt head 11 and the support protrusion 12, as shown in FIG. When positioned in the longitudinal direction of the profile, the bolt head 11 and the support protrusion 12 may be inserted into the guide groove 21 .

And, as shown in FIGS. 1 and 2, the profile 20 further includes a slide channel 22 forming a hole communicating with the guide groove 21 so that the bolt head 11 can move. do. Therefore, when the bolt head 11 is inserted into the profile 20 through the guide groove 21 (① in FIG. 3 (b)), the guide groove 21 and the slide formed along the longitudinal direction of the profile 20 The bolt 10 can be freely moved in the height direction of the profile 20 through the channel 22 (② in (b) of FIG. 3).

The slide channel 22 is formed of a trapezoidal hole.

In addition, an insertion groove 23 into which the bolt head 11 is rotated is formed in the slide channel 22 of the profile. The insertion grooves 23 are formed in pairs on the side walls of the slide channel at positions opposite to each other so that the bolt head is inserted while rotating (see the thick solid line in FIG. 2 ), and are continuously formed at regular intervals along the longitudinal direction of the slide channel. do.

In addition, although the guide groove 21 and the slide channel 22 are illustrated as being formed on one surface of the profile 20 in this embodiment, they may be additionally formed on the other surface as needed.

On the other hand, after inserting the bolt head 11 into the profile 20, it is rotated about 90° while moving to a specific position so that the bolt head is inserted into the insertion groove 23 of the slide channel, and the bracket 50 is bolted ( After being inserted into the screw part 13 of 10), a washer is placed and the bracket 50 is finally mounted to the profile 20 through the process of fastening the nut to the screw part 13 . At this time, in a general structure, before the bracket 50 is pressed by fastening the nut, the bracket 50 may be arbitrarily rotated while being hung on the screw portion 13 . In particular, the bracket 50 can be arbitrarily rotated even when the bolt and the nut are combined.

In order to prevent this, that is, even before the nut (N) is completely tightened to the threaded portion (13), the bracket 50 is not rotated and disposed toward the intended direction in this embodiment instead of a general washer as shown in FIG. The anti-rotation washer 30 is used.

The anti-rotation washer 30 has one end of the bolt ( A through hole 31 to be fitted into the screw portion 13 of 10) is formed, and at the other end there is an insertion tip portion 32 inserted into the guide groove 21 of the profile 20 through the long hole 51 of the bracket on the surface. formed at right angles.

And the insertion tip portion 32 has a length that can be contacted by extending to the inner circumferential surface of the profile 20 so as to press the inner circumferential surface of the profile 20 by the fastening force of the bolt 10 and the nut N, and the tip end thereof A pointed pressing tip (32a) is formed there. The pressure tip 32a presses the inner circumferential surface of the profile 20 , in this embodiment, the inner circumferential surface of the slide channel 22 to prevent sliding of the bracket 50 .

As such, the anti-rotation washer 30 illustrated in this embodiment may be configured in various forms as shown in FIG. 5 . That is, the shape of the anti-rotation washer (rectangular ((a), (b)) or circular ((c), (d)), etc.) and the formation position of the insertion tip (outside ((a), (c)) or inside According to ((b), (d))), the anti-rotation washer may be configured in various forms.

Also, instead of the anti-rotation washer, an anti-slip washer 40 having a concave-convex structure coupled to the bracket 50 may be employed. In more detail, the first anti-skid protrusions 52 are formed on one surface of the bracket 50 (refer to (f) of FIG. 3), and when the bracket is fastened to the profile, the profile in the longitudinal direction In order to prevent the front and rear movement of the bracket, an anti-slip washer 40 in which a second anti-skid protrusion 41 coupled to the first anti-skid protrusion and protrusion 41 is formed may be further included.

Therefore, the first anti-skid protrusion 52 and the second anti-skid protrusion 41 are coupled to each other as shown in FIG. This may be limited.

As shown in FIG. 6, the anti-slip washer 40 is made in the form of a flat plate having a second anti-skid protrusion 41 formed on one surface, and a square plate ((a) of FIG. 6) or a circular plate (FIG. 6). (b)) of (b)).

The non-welding bracket mounting structure according to the present embodiment configured as described above will be described in accordance with the fastening sequence.

As shown in (a) of Figure 3, in a state in which the bolt head 11 and the support protrusion 12 of the double-headed bolt 10 are arranged in the same direction as the guide groove 21 of the profile 20 When inserted into the guide groove 21 of the profile 20 (Fig. 3 (b)), the profile 20 along the guide groove 21 and the slide channel 22 continuously formed in the longitudinal direction of the profile 20. It is movable in the longitudinal direction, and as shown in Fig. 3 (c), the bolt head is inserted into the insertion groove 23 as the bolt head 11 is rotated at a desired position, and the profile moves forward, backward, left and right. This is limited. At this time, as shown in Fig. 3 (d), when the screw portion 13 of the double-headed bolt 10 is pulled up, the support protrusion 12 is inserted into the guide groove 21 of the profile and the screw portion is completely exposed. can do.

When the position of the double-headed bolt 10 is determined in this way (FIG. 3(e)), as shown in FIG. 3(f), the threaded portion 13 of the double-headed bolt 10 is Mount the bracket (50) to be fitted into the long hole (51). To prevent movement of the bracket 50 in this state, as shown in FIG. At this time, the bracket 50 and the anti-slip washer 40 are provided with the first anti-skid protrusion 52 and the second anti-skid protrusion 41 as a concavo-convex structure corresponding to each other, so that the bracket 50 is coupled to each other. Sliding in the longitudinal direction of this profile 20 can be prevented.

In this state, as shown in Fig. 3 (h), when the nut (N) is fastened to the threaded portion 13 of the double-headed bolt 10, the profile is pressed while the bracket 50 and the anti-slip washer 40 are pressed. With respect to (20) a bracket (50) is mounted.

<Second embodiment>

Next, a second embodiment of the non-welding bracket mounting structure according to the present invention will be described. In the second embodiment, the same reference numerals are used for components corresponding to those of the first embodiment.

7 is a perspective view showing the configuration of a non-welding bracket mounting structure according to a second embodiment of the present invention, and FIG. 8 is a state in which the double-headed bolt according to the second embodiment of the present invention is inserted into the insertion groove of the profile. is a perspective view showing a, and FIG. 9 is a view showing the mounting structure according to the second embodiment in stages.

As shown, in the second embodiment, the slide channel 22 is formed of a rectangular hole, and the insertion groove 23 is formed on the surface of the slide channel 22 in contact with the guide groove 21 . Therefore, in the state of rotating the double-headed bolt 10 inside the slide channel (refer to (d) of FIG. 9), the support protrusion 12 is formed by pulling up the screw 13 (refer to (e) of FIG. 9) While being inserted into the guide groove 21 of the profile 20, the bolt head 11 is also inserted into the insertion groove 23 (see Fig. 9 (f)).

When the bolt head 11 is inserted into the insertion groove 23, movement of the bolt head 11 back and forth with respect to the profile 20 is limited. In addition, when the support protrusion 12 is inserted into the guide groove 21, the bolt 10 is temporarily fixed to the profile 20, so that the bracket mounting operation can be performed more conveniently.

Configurations and operations other than that are the same as those of the first embodiment, so a further description is omitted.

As described above, the rights of the present invention are not limited to the embodiments described above, but are defined by what is described in the claims, and those of ordinary skill in the art can make various modifications and adaptations within the scope of the claims. It is self-evident that you can

10: double-headed bolt 11: bolt head 12: support protrusion
13: screw part
20: profile 21: guide groove 22: slide channel
23: insertion groove
30: anti-rotation washer 31: through hole 32: insertion tip
32a: pressure tip
40: anti-slip washer 41: second anti-slip protrusion
50: bracket 51: long hole 52: first anti-skid protrusion
N: Nut

Claims (7)

In the bracket mounting structure for mounting the bracket 50 on which the member is installed to the profile 20 through bolts and nuts,
A bolt head 11 having a rectangular shape on a plane, a support protrusion 12 protruding from one surface of the bolt head 11 and having a cross section relatively smaller than the cross section of the bolt head, and the support protrusion 12 ) connected to and including a threaded portion 13 having a thread formed on the outer periphery of the double-headed bolt 10; and
The bolt head 11 and the support protrusion 12 arranged in the longitudinal direction have an insertable interval therebetween and a guide groove 21 continuously formed in the longitudinal direction and the bolt head communicated with the guide groove 21 ( 11) and a profile 20 composed of a slide channel 22 forming a hole relatively wider than the guide groove 21 so that the support protrusion 12 has a movable space;
Insertion grooves 23 into which both ends of the bolt head 11 are respectively inserted are formed in the slide channel 22 by rotating the bolt head 11 inserted into the guide groove 21,
The support protrusion 12 is a gap between the guide groove 21 so that the bolt head 11 is inserted into the guide groove 21 when the screw part 13 is pulled up so that the bolt head 11 is rotated and inserted into the insertion groove 23 . is formed to correspond to
The slide channel 22 is made of a trapezoidal hole, the insertion groove 23 is formed on an inclined side surface of the slide channel 22 , and both ends of the bolt head 11 are of the bolt head 11 . It is made of a rounded curved surface so as to be easily inserted into the insertion groove 23 by rotation, or the slide channel 22 is formed of a rectangular hole and the insertion groove 23 is the slide channel 22 . A non-welding bracket mounting structure through a profile and a double-headed bolt, characterized in that it is formed on a surface in contact with the guide groove (21).

According to claim 1,
The insertion groove (23) is a non-welding bracket mounting structure through a profile and a double-headed bolt, characterized in that it is continuously formed at regular intervals along the longitudinal direction of the slide channel (22).
delete delete According to claim 1,
When the bracket 50 is fastened to the profile 20, it is inserted into the threaded portion 13 of the bolt 10 passing through the long hole 51 formed in the bracket 50 to prevent rotation of the bracket 50. A through hole 31 is formed and the insertion tip portion 32 inserted into the guide groove 21 of the profile 20 through the long hole 51 is formed at a right angle on the surface of the rotation preventing washer 30 is further included Non-welding bracket mounting structure through profile and double-headed bolts, characterized in that.
6. The method of claim 5,
The insertion point 32 has a length that can be contacted by extending to the inner circumferential surface of the profile 20 so as to press the inner circumferential surface of the profile 20 by the fastening force between the bolt 10 and the nut, and has a pointed tip at its tip. A non-welding bracket mounting structure through a profile and a double-headed bolt, characterized in that it forms a pressing tip (32a).
According to claim 1,
A first anti-skid protrusion 52 is formed on one surface of the bracket 50,
When the bracket 50 is fastened to the profile 20, a second anti-skid protrusion 41 coupled to the first anti-skid protrusion 52 in order to prevent forward and backward movement of the bracket in the longitudinal direction of the profile. Non-welding bracket mounting structure through a profile and two-stage head bolts, characterized in that the formed anti-slip washer (40) is further included.

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