KR20230056831A - Drywall anchor with fully recessed guide sleeve - Google Patents

Abstract

The present invention relates to a dry wall anchor with a guide sleeve being fully built in a wall, wherein a toggle anchor may be solidly fixed at a lightweight wall panel until a fastening member is fastened for fixing a bracket when a dry wall is constructed, and a bracket may come in contact with the front surface of the lightweight wall panel because a portion protruding to the front surface of the lightweight wall panel does not exist during the construction of the bracket. To this end, the dry wall anchor with a guide sleeve being fully built in a wall according to the present invention is coupled by penetrating an anchor hole formed at the lightweight wall panel to fix a bracket at the front surface of the lightweight wall panel, and may comprise: an anchor main body at which a coupling hole having a female screw thread formed on the inner circumferential surface is formed at the rear end thereof and which is inserted into the anchor hole; a latching member of which the central portion is rotationally coupled to the front side of the anchor main body to be supported after being latched at the rear surface of the lightweight wall panel by means of rotation; a strap coupled to the rear end side of the anchor main body; and a cap member which is coupled to the rear side of the strap, and of which the center has a penetrating hole such that the flange is formed to protrude from the outer circumferential surface at the center of the guide sleeve through which the strap penetrates and which is inserted into the anchor hole by means of the pressure of the bracket.

Description

Drywall anchor with fully recessed guide sleeve

According to the present invention, the toggle anchor can be firmly fixed to the lightweight wall panel during dry wall construction until the fastening member for fixing the bracket is fastened, and there is no part protruding from the front of the lightweight wall panel during bracket construction, so that the bracket can be used as a lightweight wall panel. This is a dry wall anchor in which a guide sleeve that can be closely installed on the front is completely embedded in the wall.

In the existing reinforced concrete apartment house, the wall inside the household is constructed together with the outer wall and constructed by the wet method of pouring concrete inside the formwork, or by the masonry or ALC method.

However, the wet method increases the construction cost due to the high proportion of labor costs, and it is difficult to secure homogeneous quality. In addition, the masonry or ALC method is highly dependent on manpower, so the proportion of labor costs is high and it takes a lot of time. In addition, ALC block is weak against moisture, so it is difficult to use it in a space where water is used, such as a bathroom.

In recent years, cases of applying a dry method instead of a wet method, masonry or ALC method for wall construction within households are increasing.

For drywall, runners are installed on the upper part of the lower slab and the lower part of the upper slab, respectively, and studs are installed in a vertical direction between the upper and lower runners, and then lightweight wall panels are attached to the front and rear surfaces of the studs.

At this time, a bracket is installed on the front of the dry wall to fix shelves or furniture to the dry wall, and toggle anchors are often used to fix the bracket to the dry wall (Patent Nos. 10-0499680 and 10-0897721 arc, etc.).

As shown in FIG. 1, in the toggle anchor 40, a hooking member 60 is rotatably coupled to the front end of the anchor body 50, and a strap 70 is coupled to the rear end of the anchor body 50. And, the cap member 80 is provided on the strap 70.

Accordingly, after drilling the lightweight wall panel (1) to form an anchor hole (11) through and through, the toggle anchor (40) is inserted so that the holding member (60) at the end of the toggle anchor (40) is on the rear surface of the lightweight wall panel (1). , and on the front side of the lightweight wall panel 1, the cap member 80 slides toward the anchor hole 11 so that the flange 810 protrudes from the rear end of the cap member 80 to the outside of the lightweight wall panel 1 ) is installed so that it is hung on the front of the (Fig. 2).

In this way, the hooking member 60 is caught on the rear surface of the lightweight wall panel 1 and the cap member ( 80), the bracket 3 is fixed to the front of the lightweight wall panel 1 by screwing the fastening member 2 to the rear end of the anchor body 50.

However, at this time, since the flange 810 of the cap member 80 protrudes from the front of the lightweight wall panel 1, the bracket 3 cannot adhere to the front of the lightweight wall panel 1. Therefore, there is a problem that flow occurs in the bracket 3 during use.

In order to solve the above problems, the present invention firmly fixes the toggle anchor to the lightweight wall panel until the fastening member is fastened during dry wall construction, but does not protrude from the front of the lightweight wall panel during bracket construction, so that the bracket can be installed on the lightweight wall panel. It is intended to provide a drywall anchor in which a guide sleeve that can be firmly installed on the front side of a panel without spacing is completely embedded in the wall.

The present invention according to a preferred embodiment relates to a toggle anchor coupled through an anchor hole formed in a lightweight wall panel in order to fix a bracket to the front surface of the lightweight wall panel, wherein a female threaded coupling hole is formed at the rear end of the inner circumferential surface to form the anchor. Anchor body inserted into the hole; A hooking member that is rotatably coupled to the front of the anchor body and hooked to the rear surface of the lightweight wall panel by rotation; Strap coupled to the rear end side of the anchor body; and a cap member that is coupled to the rear side of the strap, has a through hole formed in the center, and has a flange protruding from the outer circumferential surface of the center side of the guide sleeve through which the strap passes, and is inserted into the anchor hole by pressing the bracket. The guide sleeve, characterized in that composed of, provides an anchor for drywall that is completely embedded in the wall.

According to another preferred embodiment of the present invention, the anchor for drywall in which the guide sleeve is completely embedded in the wall, characterized in that the flange is configured to be separated from the guide sleeve by being caught at the entrance of the anchor hole of the lightweight wall panel when the bracket is pressed and broken. to provide.

According to another preferred embodiment of the present invention, the flange is provided to be spaced apart from the outer circumferential surface of the guide sleeve, and is composed of a hooking ring formed with at least one cutting part and a connecting part connecting the hooking ring and the guide sleeve. Provides an anchor for drywall that is completely embedded in the wall.

According to another preferred embodiment of the present invention, the flange is bent toward the guide sleeve when the bracket is pressed and inserted into the anchor hole of the lightweight wall panel, wherein the guide sleeve is completely embedded in the wall.

The present invention according to another preferred embodiment provides a dry wall anchor in which the guide sleeve is completely embedded in the wall, characterized in that a plurality of flanges are radially provided on the outer circumferential surface of the guide sleeve.

According to another preferred embodiment, the present invention provides a dry wall anchor in which a guide sleeve is completely embedded in a wall, characterized in that an accommodating groove for accommodating a bent flange is formed on an outer circumferential surface of the guide sleeve.

According to another preferred embodiment of the present invention, the strap is formed in an arc shape with an open top in cross section, and the lower part of the through hole of the guide sleeve is formed with an inner diameter corresponding to the outer diameter of the strap to accommodate the strap, An upper portion of the through hole has an inner diameter smaller than an outer diameter of the strap so that the fastening member is accommodated between the strap and the guide sleeve, which is completely embedded in the wall.

According to another preferred embodiment of the present invention, one end of the holding member is formed to be pointed, and the guide sleeve is completely embedded in the wall, characterized in that the anchor hole is formed in the lightweight wall panel by self-piercing when the toggle anchor rotates Provide anchors for drywall.

According to the present invention, a bracket installed to fix a shelf or furniture to a drywall is fixed to a lightweight wall panel of the drywall, and the anchor body inserted into the anchor hole and the anchor body rotatably coupled to the front of the anchor body are caught. It is possible to provide a dry wall anchor in which a guide sleeve including a member and a cap member penetrating the strap provided at the rear end side of the anchor body is completely embedded in the wall.

In particular, since the cap member is inserted into the anchor hole by pressing the bracket and the bracket can be closely attached to the light weight wall panel, the bracket can be installed firmly without flow because there is no part protruding from the front of the lightweight wall panel.

In addition, since the hooking member is caught on the back of the lightweight wall panel at the front end of the strap and the cap member is caught on the front surface of the lightweight wall panel at the rear end, the toggle anchor can be firmly fixed to the lightweight wall panel until the fastening member is fastened.

1 is a perspective view showing a conventional toggle anchor;
Figure 2 is a cross-sectional view showing a bracket fixing state using a conventional toggle anchor.
Figure 3 is a perspective view showing a dry wall anchor in which the guide sleeve of the present invention is completely embedded in the wall.
Fig. 4 is a perspective view showing a coupling relationship between a strap and a cap member;
5 to 12 are views showing a sequence of fixing a bracket to the front surface of a lightweight wall panel using a dry wall anchor in which the guide sleeve of the present invention is completely embedded in the wall.
13 is a cross-sectional view showing a pressing process of the cap member.
Fig. 14 is a perspective view showing the operating relationship of the flange breakable cap member.
15 to 17 are perspective views showing other embodiments of the flange breakable cap member.
Fig. 18 is a perspective view showing an operating relationship of a flange-bending type cap member;
Fig. 19 is a perspective view showing another embodiment of a flange bendable cap member;
Fig. 20 is a perspective view showing the operating relationship of the flange-bent cap member when the receiving groove is provided;
Fig. 21 is a perspective view showing a coupling relationship between a strap and a fastening member;
Fig. 22 is a perspective view showing a self-drilling toggle anchor;

Hereinafter, the present invention will be described in detail according to the accompanying drawings and preferred embodiments.

3 is a perspective view showing a dry wall anchor in which the guide sleeve of the present invention is completely embedded in a wall, and FIG. 4 is a perspective view showing a coupling relationship between a strap and a cap member. 5 to 12 are diagrams showing a sequence of fixing a bracket to the front surface of a lightweight wall panel using a dry wall anchor in which the guide sleeve of the present invention is completely embedded in the wall, and FIG. 13 shows the pressing process of the cap member. It is a cross section shown.

As shown in FIG. 3, etc., the dry wall anchor in which the guide sleeve of the present invention is completely embedded in the wall is an anchor hole formed in the lightweight wall panel (1) to fix the bracket (3) to the front of the lightweight wall panel (1). It relates to a toggle anchor (4) coupled through (11), wherein a coupling hole (51) having a female thread formed on an inner circumferential surface is formed at the rear end and inserted into the anchor hole (11) An anchor body (5); A hooking member (6) that is rotatably coupled to the front of the anchor body (5) and hooked to the rear surface of the lightweight wall panel (1) by rotation; A strap (7) coupled to the rear end side of the anchor body (5); And coupled to the rear side of the strap 7, a through hole 811 is formed in the center, and a flange 82 protrudes from the outer circumferential surface of the central side of the guide sleeve 81 through which the strap 7 passes, so that the bracket 82 protrudes. (3) a cap member 8 inserted into the anchor hole 11 by pressing; It is characterized by consisting of.

The present invention firmly fixes the toggle anchor (4) to the lightweight wall panel (1) until the fastening member (2) for fixing the bracket (3) is fastened during dry wall construction, and the lightweight wall panel ( It is to provide a dry wall anchor in which a guide sleeve is completely embedded in the wall, so that there is no part protruding from the front of 1), so that the bracket 3 can be firmly installed on the front of the lightweight wall panel 1 without separation.

The present invention relates to a drywall anchor (4) in which a guide sleeve for fixing a bracket (3) installed to fix a shelf or furniture to a drywall to a lightweight wall panel (1) of the drywall is completely embedded in the wall. it is about

In order to install the toggle anchor 4 to the lightweight wall panel 1, an anchor hole 11 is formed through the lightweight wall panel 1 (Fig. 5, etc.).

The toggle anchor 4 includes an anchor body 5, a holding member 6, a strap 7 and a cap member 8.

Based on the direction in which the toggle anchor 4 is installed on the lightweight wall panel 1, the 'front end' will be described as meaning the hooking member 6 side and the 'rear end' referring to the strap 7 side.

The anchor body 5 is inserted into the anchor hole 11 by forming a coupling hole 51 formed with a female thread on the inner circumferential surface at the rear end.

The anchor body 5 is formed in a cylindrical shape as a whole, and a coupling hole 51 into which the fastening member 2 is screwed is formed at the rear end. A female thread is formed on the inner circumferential surface of the coupling hole 51 to engage the fastening member 2 .

The anchor body 5 may be formed of metal or plastic.

The hooking member 6 has a central portion rotatably coupled to the front of the anchor body 5.

The hooking member 6 is hooked and supported on the rear surface of the lightweight wall panel 1 by rotation.

Specifically, when the toggle anchor 4 is inserted into the anchor hole 11, the locking member 6 may be rotated in a horizontal direction to form a straight line with the anchor body 5 (FIG. 5).

After the locking member 6 passes through the anchor hole 11, it can be rotated in the vertical direction to form a T-shape with the anchor body 5, and can be hung and supported on the rear surface of the lightweight wall panel 1 ( 6, 7).

The strap (7) is coupled to the rear end side of the anchor body (5).

The rear end of the strap (7) protrudes toward the front side of the lightweight wall panel (1).

The strap 7 is preferably formed of a plastic material so that a worker can easily cut it later.

The cap member 8 is coupled to the rear side of the strap 7, and temporarily fixes the toggle anchor 4 so that the toggle anchor 4 does not come off to the rear side of the lightweight wall panel 1.

That is, the strap 7 interconnects the front hooking member 6 and the anchor body 5 and the rear cap member 8 so that the hooking member 6 is attached to the rear surface of the lightweight wall panel 1 at the front end. At the rear end, the cap member 8 is caught on the front surface of the lightweight wall panel 1 and the toggle anchor 4 is temporarily fixed.

To this end, the cap member 8 is protruded from the guide sleeve 81 whose outer diameter is equal to or smaller than the inner diameter of the anchor hole 11 and the outer circumferential surface of the guide sleeve 81, so that the front side of the lightweight wall panel 1 It consists of a flange 82 caught on.

A through hole 811 through which the strap 7 passes is formed at the center of the guide sleeve 81 .

The cap member 8 is inserted into the anchor hole 11 by pressing the bracket 3 .

At this time, the cap member 8 is guided by the strap 7 and can slide only in the front side, and the movement in the rear side is restricted so that it can be maintained in close contact with the lightweight wall panel 1. To this end, first sawtooth portions 71 inclined toward the front are formed on the outer circumferential surface of the strap 7, and on the inner circumferential surface of the through hole 811 formed in the center of the guide sleeve 81 of the cap member 8. A second sawtooth portion 812 having a shape corresponding to the first sawtooth portion 71 may be formed (FIG. 4).

The flange 82 of the cap member 8 is not formed on the rear end side of the guide sleeve 81 (front side of the lightweight wall panel 1), but on the central part of the guide sleeve 81, that is, the guide sleeve 81 It is formed at a position spaced apart from the rear end side by a predetermined interval.

In other words, the front and rear ends of the guide sleeve 81 protrude in front and behind the flange 82, respectively.

Referring to FIGS. 5 to 12, a procedure for fixing a bracket to the front surface of a lightweight wall panel using a dry wall anchor in which the guide sleeve of the present invention is completely embedded in the wall will be described.

First, an anchor hole 11 is formed in the lightweight wall panel 1 to install the toggle anchor 4.

Then, the toggle anchor 4 is inserted through the anchor hole 11 (FIG. 5).

The toggle anchor 4 is inserted until the rear end of the hooking member 6 comes out of the anchor hole 11 .

After the rear end of the hooking member 6 is caught on the rear surface of the lightweight wall panel 1, the strap 7 is pulled to rotate the hooking member 6 in the vertical direction (FIG. 6).

The strap 7 is further pulled to bring the locking member 6 into close contact with the rear surface of the lightweight wall panel 1 (FIG. 7).

Next, by moving the cap member 8 forward, the guide sleeve 81 in front of the flange 82 is inserted into the anchor hole 11 (FIG. 8).

Thereafter, the protruding portion of the strap 7 toward the rear end of the cap member 8 (the front surface of the lightweight wall panel 1) is broken and removed (FIG. 9).

After the toggle anchor 4 is installed in the anchor hole 11 of the lightweight wall panel 1 through this process (FIG. 13(a)), the bracket 3 is coupled to the toggle anchor 4.

Specifically, in a state in which the fastening member 2 is coupled to the bracket 3 by passing the fastening member 2 through the fastening hole of the bracket 3, the fastening member 2 is inserted into the guide sleeve 81 of the cap member 8. ) through and fastened to the coupling hole 51 of the anchor body 5 (FIG. 10).

The fastening member 2 may be a bolt, screw, or the like.

When the fastening member 2 is further rotated, the bracket 3 is brought into close contact with the front end of the protrusion of the cap member 8 (Figs. 11 and 13(b)).

Thereafter, when the fastening member 2 is further tightened, the bracket 3 presses the rear end of the guide sleeve 81 of the cap member 8 to push the rear end protrusion of the guide sleeve 81 into the anchor hole 11, The bracket 3 is in close contact with the front surface of the lightweight wall panel 1 (Figs. 12 and 13(c)).

Accordingly, in the bracket (3) installation state, the cap member (8) does not protrude from the front of the lightweight wall panel (1), so that the bracket (3) can be installed in close contact with the front of the lightweight wall panel (1), resulting in As a result, the movement of the bracket 3 can be prevented.

A process of fixing the bracket 3 will be described based on a process of pressing the cap member 8 as follows.

First, as shown in (a) of FIG. 13, a toggle anchor 4 is installed in the anchor hole 11 of the lightweight wall panel 1. And, as shown in (b) of FIG. 13 , the bracket 3 to which the fastening member 2 is coupled is brought into close contact with the front end of the protrusion of the cap member 8 . Thereafter, as shown in (c) of FIG. 13, the fastening member 2 is further tightened and the bracket 3 presses the cap member 8 into the anchor hole 11, thereby attaching the bracket 3 to the lightweight wall panel 1. ) is installed in close contact with the front of the

Fig. 14 is a perspective view showing the operating relationship of the flange breakable cap member.

As shown in FIG. 14, the flange 82 may be configured to be separated from the guide sleeve 81 by being caught at the entrance of the anchor hole 11 of the lightweight wall panel 1 and broken when the bracket 3 is pressed.

In an embodiment for completely inserting the guide sleeve 81 of the cap member 8 with the flange 82 protruding on the outer circumferential surface into the anchor hole 11 by pressing the bracket 3, the guide sleeve 81 When entering the anchor hole 11, the flange 82 may be configured to be broken by being caught at the entrance of the anchor hole 11 of the lightweight wall panel 1.

In the process of installing the bracket 3, the front end of the cap member 8 is inserted into the anchor hole 11 of the guide sleeve 81 based on the flange 82, and the rear end is directed toward the front side of the lightweight wall panel 1. It protrudes so that the flange 82 is in close contact with the front surface of the lightweight wall panel 1.

That is, the cap member 8 is caught on the front surface of the lightweight wall panel 1 by the flange 82 (Fig. 14(a)).

At this time, when the bracket 3 presses the protrusion of the guide sleeve 81 by rotating the fastening member 2, the flange 82 is caught on the front of the lightweight wall panel 1 and the guide sleeve 81 continues to enter the entrance. While being pushed to the side, shear failure occurs at the junction with the flange 82, and the flange 82 is broken (Fig. 14 (b)).

Accordingly, the guide sleeve 81 and the flange 82 are separated, and then the entire guide sleeve 81 is inserted into the anchor hole 11 by pressing the bracket 3 without resistance by the flange 82. .

To easily break the flange 82, the cap member 8 may be made of hard plastic.

15 to 17 are perspective views showing other embodiments of the flange breakable cap member.

As shown in FIGS. 15 to 17, the flange 82 is provided to be spaced apart from the outer circumferential surface of the guide sleeve 81, and includes a locking ring 821 formed with at least one cutting part, the locking ring 821, and the guide. It may be composed of a connection portion 822 connecting the sleeve 81.

When the flange 82 is formed in a closed ring shape, even if the flange 82 is broken, the flange 82 is located between the lightweight wall panel 1 and the bracket 3 as it is, so that the bracket 3 is a lightweight wall. It cannot adhere closely to the panel 1.

Therefore, the flange 82 is composed of a circular ring-shaped retaining ring 821 and a connecting portion 822 connecting the retaining ring 821 to the guide sleeve 81, but at least one or more of the retaining ring 821 cuts can be formed.

That is, the engagement ring 821 of the flange 82 is formed in a C- or U-shape, so that when the connecting portion 822 is broken from the guide sleeve 81, the flange 82 naturally separates from the guide sleeve 81. It can be configured to be removed.

As shown in FIG. 15, the flange 82 may be formed in a U shape.

That is, the cutting portion may be formed on the top of the locking ring 821 to form the locking ring 821 in a U-shape as a whole. At this time, it is preferable to position the retaining ring 821 at the lower side of the center of the guide sleeve 81 so that the flange 82 falls downward after the connection portion 822 is broken.

As shown in FIG. 16, the locking ring 821 may be configured to be segmented in a left and right C shape by forming cut portions at upper and lower portions, respectively.

Alternatively, as shown in FIG. 17, the engaging ring 821 may be configured to be segmented in an up and down C shape by forming a symmetrical left and right cut portion on the upper side. In this case, the cutting part is located on the upper side, so that the lower arc of the engaging ring 821 is longer than the upper arc. Therefore, after the connection part 822 is broken, the broken flange 82 does not get caught on the guide sleeve 81 and naturally falls downward.

Fig. 18 is a perspective view showing the working relationship of the flange bendable cap member, and Fig. 19 is a perspective view showing another embodiment of the flange bendable cap member.

18 and 19, the flange 82 is bent toward the guide sleeve 81 when the bracket 3 is pressed, and can be inserted into the anchor hole 11 of the lightweight wall panel 1.

In another embodiment for completely inserting the guide sleeve 81 of the cap member 8 in which the flange 82 protrudes from the outer circumferential surface into the anchor hole 11 by pressing the bracket 3, the guide sleeve 81 When entering the anchor hole 11, the flange 82 is hooked on the entrance of the anchor hole 11 of the lightweight wall panel 1, and the guide sleeve 81 and the flange 82 both anchor the hole 11 It can be configured to be inserted inside.

To this end, the cap member 8 may be made of soft plastic.

18 (a) shows a state before the flange 82 of the cap member 8 is bent, and in (b) of FIG. ) A state fully entered into the interior is shown.

The flange 82 may fill a space between the anchor hole 11 and the guide sleeve 81 to prevent flow when the fastening member 2 is fastened.

As shown in FIGS. 18 and 19 , a plurality of flanges 82 may be radially provided on the outer circumferential surface of the guide sleeve 81 .

Until the fastening member 2 and the bracket 3 are installed, the cap member 8 is supported on the front surface of the lightweight wall panel 1 so that the toggle anchor 4 is firmly fixed, while the bracket 3 is pressed. In order to allow the flange 82 to be easily bent and insert the cap member 8 into the anchor hole 11, a plurality of flanges 82 may be provided and radially disposed on the outer circumferential surface of the guide sleeve 81. .

18 and 19, the flange 82 can be formed in various shapes.

20 is a perspective view illustrating an operating relationship of a flange-bent cap member when the receiving groove is provided.

As shown in FIG. 20 , an accommodation groove 814 accommodating the bent flange 82 may be formed on an outer circumferential surface of the guide sleeve 81 .

When the flange 82 is bent, since the outer diameter of the cap member 8 increases by the thickness of the flange 82 , it may be difficult to insert the cap member 8 into the anchor hole 11 .

Accordingly, a receiving groove 814 having a shape and thickness corresponding to that of the flange 82 is formed on the outer circumferential surface of the guide sleeve 81 to a predetermined depth so that the bent flange 82 can be accommodated in the receiving groove 814. Yes (Fig. 20 (a)).

Accordingly, since the outer diameter of the cap member 8 remains the same as the outer diameter of the guide sleeve 81 after bending the flange 82 (FIG. 20(b)), the cap member 8 is inserted into the anchor hole 11. easy to insert into

21 is a perspective view showing a coupling relationship between a strap and a fastening member.

As shown in FIG. 21, the strap 7 is formed in an arc shape with an open top in cross section, and the lower part of the through hole 811 of the guide sleeve 81 has a size corresponding to the outer diameter of the strap 7. It is formed with an inner diameter of the strap 7 is accommodated, and the upper portion of the through hole 811 is formed with an inner diameter smaller than the outer diameter of the strap 7 so that the fastening member 2 is accommodated between the strap 7 and the strap 7. can

In order for the cap member 8 to be guided by the strap 7 and move only in one direction, the strap 7 must be coupled to the inside of the through hole 811 of the cap member 8 without play.

To this end, the cross section of the strap 7 is formed in an arc shape with an open top, the lower part of the through hole 811 has an inner diameter equal to the outer diameter of the strap 7, and the upper part has an inner diameter equal to the outer diameter of the strap 7 can be made smaller.

Accordingly, when the strap 7 is accommodated in the lower side of the through hole 811, the outer circumferential surface of the strap 7 is in close contact with the lower inner circumferential surface of the through hole 811. Both upper ends of the strap 7 are caught on the stepped portions 813 formed at the lower ends of both sides of the upper portion of the small inner diameter of the through hole 811, respectively. Accordingly, the position of the strap 7 in the through hole 811 of the cap member 8 may be fixed without vertical and horizontal movement.

Meanwhile, after the fastening member 2 is fastened, the inner diameter of the strap 7 and the inner diameter of the upper part of the through hole 811 are formed to be the same as the outer diameter of the fastening member 2 so that the fastening member 2 is firmly fixed without flow. It is preferable to configure it to be in close contact with the fastening member (2).

In this case, female threads may be formed on the inner circumferential surface of the strap 7 and the inner circumferential surface of the upper portion of the through hole 811 so that the fastening member 2 can be screwed.

22 is a perspective view showing a self-drilling toggle anchor.

As shown in FIG. 22, one end of the hooking member 6 is formed to be sharp, so that the anchor hole 11 can be formed in the lightweight wall panel 1 by self-piercing when the toggle anchor 4 rotates. there is.

In the case of installing the toggle anchor 4 after forming the anchor hole 11 in the lightweight wall panel 1, a lot of work time is required because the drilling of the anchor hole 11 is added.

Therefore, the toggle anchor 4 can be configured to penetrate the lightweight wall panel 1 while drilling the anchor hole 11 by self-drilling by utilizing the toggle anchor 4 itself as a drill.

To this end, one end of the engaging member 6 is formed to be sharp. Accordingly, when the entire toggle anchor 4 is rotated, the anchor hole 11 can be formed in the lightweight wall panel 1 while the engaging member 6 rotates.

A rotary tool insertion groove 52 to which a rotary tool (not shown) such as an electric screwdriver is coupled may be formed at the rear end of the anchor body 5 so that the toggle anchor 4 can be rotated by the rotary tool.

The rotary tool passes through the guide sleeve 81 and is inserted into the rotary tool insertion groove 52 provided at the rear end of the anchor body 5 to transmit rotational force.

In order to prevent breakage when forming the anchor hole 11, the hooking member 6 is preferably formed entirely or with a sharp tip of metal.

When the lightweight wall panel (1) is drilled by rotating the toggle anchor (4), the engaging member (6) must be able to form a straight line with the anchor body (5) without being bent.

To this end, protrusions (not shown) may be formed on the inner surface of the sidewall of the hooking member 6, and grooves 53 may be formed on both sides of the anchor body 5 to which the protrusions are inserted and hooked.

1: lightweight wall panel 11: anchor hole
2: fastening member 3: bracket
4: toggle anchor 5: anchor body
51: coupling hole 52: rotary tool insertion groove
53: groove 6: locking member
7: strap 71: first sawtooth
8: cap member 81: guide sleeve
811: through hole 812: second sawtooth
813: stepped portion 814: receiving groove
82: flange 821: locking ring
822: connection

Claims (8)

It relates to a toggle anchor (4) coupled through an anchor hole (11) formed in a lightweight wall panel (1) to fix a bracket (3) to the front of the lightweight wall panel (1),
An anchor body 5 having a coupling hole 51 having a female thread formed on an inner circumferential surface thereof at a rear end thereof and inserted into the anchor hole 11;
A hooking member (6) that is rotatably coupled to the front of the anchor body (5) and hooked to the rear surface of the lightweight wall panel (1) by rotation;
A strap (7) coupled to the rear end side of the anchor body (5); and
Coupled to the rear side of the strap 7, a through hole 811 is formed in the center, and a flange 82 is protruded from the outer circumferential surface of the central side of the guide sleeve 81 through which the strap 7 passes, so that the bracket ( 3) a cap member 8 inserted into the anchor hole 11 by pressing; A drywall anchor in which the guide sleeve is completely embedded in the wall, characterized in that consisting of.
In paragraph 1,
The flange 82 is separated from the guide sleeve 81 by being caught at the entrance of the anchor hole 11 of the lightweight wall panel 1 when the bracket 3 is pressed and broken, so that the guide sleeve is completely embedded in the wall. anchors for drywall.
In paragraph 2,
The flange 82 is provided to be spaced apart from the outer circumferential surface of the guide sleeve 81, and includes a locking ring 821 formed with at least one cut portion and a connecting portion 822 connecting the locking ring 821 and the guide sleeve 81. A drywall anchor in which the guide sleeve is completely embedded in the wall, characterized in that consisting of.
In paragraph 1,
The flange 82 is bent toward the guide sleeve 81 when the bracket 3 is pressed and inserted into the anchor hole 11 of the lightweight wall panel 1 Dry wall in which the guide sleeve is completely embedded in the wall dragon anchor.
In paragraph 4,
Anchor for dry wall in which the guide sleeve is completely embedded in the wall, characterized in that a plurality of flanges (82) are radially provided on the outer circumferential surface of the guide sleeve (81).
In paragraph 4,
Anchor for dry wall in which the guide sleeve is completely embedded in the wall, characterized in that the outer circumferential surface of the guide sleeve (81) is formed with a receiving groove (814) in which the bent flange (82) is accommodated.
In paragraph 1,
The strap 7 is formed in an arc shape with an open top in cross section, and the lower part of the through hole 811 of the guide sleeve 81 is formed with an inner diameter corresponding to the outer diameter of the strap 7, so that the strap ( 7) is accommodated, and the upper part of the through hole 811 has an inner diameter smaller than the outer diameter of the strap 7 so that the fastening member 2 is accommodated between the strap 7 and the guide sleeve. Anchor for drywall that is fully embedded in the interior.
In paragraph 1,
One end of the hooking member 6 is formed sharp, and the anchor hole 11 is formed in the lightweight wall panel 1 by self-piercing when the toggle anchor 4 rotates. The guide sleeve is in the wall Anchor for fully buried drywall.

Images