KR102534003B1 - Wall panel and wall having same - Google Patents

Abstract

The present invention relates to a wall panel and a wall having the same. More specifically, the present invention relates to a wall panel, which is able to improve watertight properties and vibration resistance, and a wall having the same. According to the present invention, the wall panel and the wall having the same are able to form a blocking wall using a drainage structure and a hook using an inflow groove on side surfaces of the panel, easily discharge rainwater and the like even if rainwater or the like enters or penetrates between the panels, and improve waterproofing performance. In addition, the present invention is able to omit the silicon caulking process, fundamentally block the generation of pollution on the silicon caulking part after construction, avoid needing frequent cleaning or reconstruction, and keep the exterior of a building always clean just by the minimum maintenance. In addition, the present invention is able to improve the vibration resistance performance by using the flow within a preset range even after the panels are constructed completely. According to the present invention, the wall panel comprises: a panel, a fixing bracket, and a packing.

Description

Wall panel and wall having same {Wall panel and wall having same}

The present invention relates to a wall panel and a wall having the same, and more particularly, to a wall panel capable of improving watertightness and earthquake resistance and a wall having the same.

In general, among the finishing methods in which wall finishing panels are fixed and installed on the outer wall of a building during exterior construction, the dry method intervenes a separate fixing device made of metal between the building and the wall finishing panel to attach the wall finishing panel to the outer wall of the building. It is attached and fixed to, and is largely divided into an open joint method and a closed joint method for construction.

For dry wall construction using metal frames as base frames, metal frames are placed horizontally and vertically on the wall in consideration of the designed pattern, installed by welding or bolt assembly, and insulation materials are inserted and installed between the frames by latticework. and fix and attach prefabricated finishing panels to each joint position with screws or dedicated brackets. In addition, the joint area is caulked with silicone sealant or, if the joint is exposed without caulking, waterproofing is performed between the frame and the finishing material using a thin metal plate or waterproof cloth before attaching the finishing panel, and then the interior and exterior panel installation work proceeds. do.

An example of a conventional panel assembly is disclosed in Korean Patent Registration No. 10-1161142.

In the panel assembly according to the prior art, a square tube-shaped base is installed on the outer wall of the building, and an insulating material such as styrofoam, glass fiber, or urethane is installed between the lower frame and the outer wall, and a finish provided with a metal material such as aluminum in front of the lower frame The panels are installed, but the joint gaps between the finishing panels are constructed in a closed type by filling in the gaps with silicon caulking.

Since the panel assembly according to the prior art needs to perform a separate silicone caulking operation, the construction process is cumbersome, many caulking defects may occur during the construction process, and the cost of construction may increase.

In addition, the panel assembly according to the prior art has a problem that since the silicone caulk is exposed to the outside as it is, this part is easily contaminated by rainwater, etc., and maintenance can be difficult, such as a messy appearance shortly after construction.

In addition, the panel assembly according to the prior art has a problem in that waterproofness and airtightness may be deteriorated because rainwater penetrates through the corresponding portion when silicone caulking is not properly performed.

Korean Registered Patent No. 10-1161142 Korean Registered Patent No. 10-2277966 Korean Registered Patent No. 10-1729645

The present invention is to solve the above conventional problems, and by forming a drainage and drain structure in the panel itself, even if rainwater flows in or penetrates between the panels, it is easily discharged for a wall that can improve the waterproof performance. Its purpose is to provide a panel and a wall having the same.

In addition, the present invention eliminates the silicone caulking operation to prevent contamination of the silicone caulking area after construction, so that the exterior of the building can always be kept clean with minimal maintenance without the need for frequent cleaning or re-construction. Its purpose is to provide a panel and a wall having the same.

In addition, an object of the present invention is to provide a wall panel and a wall having the same that can improve seismic performance by applying fluidity within a set range even after the panel construction is completed.

A wall panel according to an embodiment of the present invention for achieving the above object includes a flat plate portion; a side plate portion extending rearward from an edge of the flat plate portion and having an inlet groove drawn inward toward the center of the flat plate portion; and a skirt portion that extends from an end of the side plate portion toward the rear of the flat plate portion and is gripped and fixed to a fixing bracket.

According to an embodiment of the present invention, the side plate portion of the wall panel includes a reduced inclined plate extending inwardly toward the center of the flat plate portion so that the size gradually decreases toward the rear from the edge of the flat plate portion, and an end portion of the reduced inclined plate. It is characterized in that it comprises a horizontal plate extending toward the outside of the flat plate part in parallel with the flat plate part from the end portion integrally connected to the skirt part.

According to an embodiment of the present invention, the side plate portion of the wall panel includes a reduced inclined plate extending inwardly toward the center of the flat plate portion so that the size gradually decreases toward the rear from the edge of the flat plate portion, and an end portion of the reduced inclined plate. It is characterized in that it comprises an extension inclined plate extending obliquely toward the outside of the flat plate part so that the size gradually increases toward the rear of the flat plate part from the end and integrally connected to the skirt part.

The wall panel according to an embodiment of the present invention is characterized in that it further includes a hook portion extending from an end of the skirt portion toward an edge of the flat plate portion.

According to an embodiment of the present invention, the side plate portion of the wall panel extends obliquely inward toward the center of the flat portion so that the size gradually decreases toward the rear from the edge of the flat portion, and the skirt portion is integrally connected to the end portion, , a hook portion extending from an end of the skirt portion toward an edge of the flat plate portion so as to be bent.

A wall according to an embodiment of the present invention includes a flat plate part, a side plate part extending from the edge of the flat plate part and having an inlet groove extending toward the center of the flat plate part, and extending from the end of the side plate part to grip the fixing bracket and a panel including a fixed skirt portion; a fixing bracket holding and fixing the panels; It is characterized by having a; packing for sealing between the panels gripped and fixed to the fixing bracket.

According to an embodiment of the present invention, the side plate of the wall includes a reduced inclined plate extending obliquely inward toward the center of the flat plate part so that the size gradually decreases toward the rear from the edge of the flat plate part, and the reduced inclined plate from the end of the reduced inclined plate. It is characterized in that it includes a horizontal plate extending toward the outside of the flat plate part in parallel with the flat plate part and integrally connected to the skirt part at an end thereof.

According to an embodiment of the present invention, the side plate of the wall includes a reduced inclined plate extending obliquely inward toward the center of the flat plate part so that the size gradually decreases toward the rear from the edge of the flat plate part, and the reduced inclined plate from the end of the reduced inclined plate. It is characterized in that it includes an extension inclined plate extending obliquely toward the outside of the flat plate part so that the size gradually increases toward the rear of the flat plate part and integrally connected to the skirt part at an end thereof.

The wall body according to an embodiment of the present invention may further include a hook portion extending from an end of the skirt portion toward an edge of the flat plate portion.

According to an embodiment of the present invention, the side plate part of the wall body extends obliquely inward toward the center of the flat plate part so that the size gradually decreases toward the rear from the edge of the flat plate part, and the skirt part is integrally connected to an end portion, It is characterized by further comprising a; hook portion extending from the end of the skirt portion to be bent toward the edge of the flat plate portion.

According to an embodiment of the present invention, the fixing bracket of the wall includes a flat base plate and a plurality of gripping clips installed spaced apart from each other on the base plate, and each of the gripping clips extends the skirt portion from the inside to the outside of the panel. It is characterized in that it includes an inner gripping part that presses toward the inner gripping part, and an outer gripping part interposed between the inner gripping parts to press the skirt part from the outside of the panel toward the inside and having a packing installation groove for installing the packing. .

According to an embodiment of the present invention, the outer gripping part of the wall enters into the hooking hole provided in the skirt part or interferes with the end of the hook part extending outward from the end of the skirt part toward the side of the flat plate part, so that the skirt part can hold the gripping part. It is characterized in that it includes a first catching protrusion preventing separation and withdrawal from the branch and a second catching protrusion entering the catching groove provided in the packing and preventing the packing from being separated and withdrawn from the gripping part.

According to an embodiment of the present invention, the fixing bracket of the wall includes a flat base plate and a plurality of gripping clips installed spaced apart from each other on the base plate, and the gripping clips extend the skirt portion from the inside to the outside of the panel. An outer gripping part interposed between the inner gripping parts to press the skirt part from the outside to the inside of the panel and having a packing installation groove for installing the packing; and an end of the outer gripping part. It is characterized in that it includes a pull-out prevention rib that extends to be able to enter the inlet groove from, contacts and interferes with the side plate, and blocks the skirt from being pulled out between the outer gripping part and the inner gripping part.

A wall panel according to the present invention and a wall having the same have a drainage and drain structure using an inlet groove on the side of the panel and a blocking wall using a hook, so that even if rainwater or the like flows in or penetrates between the panels, it is easily discharged It has the advantage of improving waterproof performance.

In addition, by omitting the silicone caulking operation, the contamination of the silicone caulking area is blocked at the source after construction, so that the exterior of the building can always be kept clean with minimal maintenance without the need for frequent cleaning or re-construction.

In addition, the present invention can improve seismic performance by applying fluidity within a set range even after panel construction is completed.

1 is a perspective view showing a wall according to the present invention.
Figure 2 is an exploded perspective view showing a fixing bracket of the wall according to the present invention.
Figure 3 is a cross-sectional view showing a wall according to an embodiment of the present invention.
Figure 4 is a cross-sectional view showing a wall according to an embodiment of the present invention.
Figure 5 is a cross-sectional view showing a wall according to an embodiment of the present invention.
Figure 6 is a cross-sectional view showing a wall according to an embodiment of the present invention.
Figure 7 is a cross-sectional view showing a wall according to an embodiment of the present invention.
Figure 8 is a perspective view showing a fixing bracket according to another embodiment of the present invention.
9 is a cross-sectional view showing a wall according to another embodiment of the present invention.

Hereinafter, a wall panel and a wall having the same according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 to 9 show a wall according to the present invention.

1 to 9, a wall 1 according to the present invention includes a panel 100, a fixing bracket 200, and a packing 300.

The panel 100 includes a flat plate part 110 , a side plate part 120 , and a skirt part 130 .

The flat plate part 110 is a portion exposed to the outside of the wall, has a certain area, is formed flat, and is formed in a square shape.

The side plate portion 120 extends from the edge of the flat plate portion 110 toward the rear side.

The side plate portion 120 is formed with an inlet groove 120A drawn toward the center of the flat plate portion 110 to block rainwater or foreign matter from flowing into the wall. The inlet grooves 120A formed in the side plate portion 120 are formed on each of the four sides of the panel 100 and have a connected and continuous structure.

Meanwhile, in FIGS. 3 and 4 , side plate portions 120 having inlet grooves 120A having different structures are shown. Referring to FIG. 3 , the side plate unit 120 includes a reduced inclined plate 121 and a horizontal plate 122 .

The reduced inclined plate 121 obliquely extends from the edge of the flat plate part 110 toward the rear so as to gradually decrease in size. The reduced inclined plate 121 has a structure inclined toward the center of the flat plate part 110 .

The horizontal plate 122 extends outward from the end of the reduced inclined plate 121 in parallel with the flat plate part 110, and the skirt part 130 is integrally connected to the end.

The side plate part 120 of FIG. 3 blocks rainwater or foreign substances from entering or penetrating into the wall and flows downward by the inlet groove 120A formed between the reduced inclined plate 121 and the horizontal plate 122. .

Meanwhile, referring to FIG. 4 , the side plate unit 120 includes a reduced inclined plate 121 and an extended inclined plate 123.

Like the reduced inclined plate 121 described above with reference to FIG. 3, the reduced inclined plate 121 obliquely extends from the edge of the flat plate part 110 toward the rear so that the size gradually decreases.

The expansion inclined plate 123 is formed symmetrically with the reduced inclined plate 121, and extends obliquely from the end of the reduced inclined plate 121 toward the rear so as to gradually increase in size, and the skirt portion 130 is integrally connected to the end. The expansion inclined plate 123 and the reduced inclined plate 121 each have the same inclination with respect to the flat plate part 110, but are formed in opposite directions.

The side plate portion 120 of FIG. 4 blocks rainwater or foreign substances from entering or penetrating into the wall and flows downward by the inlet groove 120A formed between the reduced inclined plate 121 and the expanded inclined plate 123. .

The skirt portion 130 extends from the end of the side plate portion 120 to be gripped and fixed to the fixing bracket 200 and extends a predetermined length in a direction crossing or perpendicular to the flat plate portion 110 .

The fixing bracket 200 grips and fixes the panels 100, and may be slidably installed on a support frame installed on a wall surface or fixedly installed at a specific position or point on a wall surface.

The fixing bracket 200 includes a flat base plate 210 and a plurality of gripping clips 220 installed to be spaced apart from each other on the base plate 210 . A plurality of gripping clips 220 are disposed in four directions based on the center of the fixing bracket 200 .

The base plate 210 includes a reinforcing plate 211 and a mounting plate 212 coupled to the reinforcing plate 211, and the mounting plate 212 has a passage through which a part of the gripping clip 220 can pass. A hole 212A is formed.

The gripping clip 220 includes an inner gripping part 230 and an outer gripping part 240, respectively, and the outer gripping part 240 can overlap the inner gripping part 230 or be separated.

The inner holding part 230 presses the skirt part 130 from the inside of the panel 100 toward the outside of the panel 100, and individually separates the skirt parts 130 of the panels 100 on both sides adjacent to each other. ) It is composed of a pair of inner gripping pieces 231 that press toward the outside.

Lower portions of the inner gripping pieces 231 are connected to each other by first bottom ribs 232 . The inner gripping pieces 231 are spaced apart at regular intervals by the first bottom rib 232 so that an outer gripping portion 240 described later can be inserted therein.

The outer gripping part 240 is interposed between the inner gripping parts 230 and presses the skirt part 130 from the outside of the panel 100 toward the inside of the panel 100, and the skirts of the panels 100 on both sides adjacent to each other. It consists of a pair of outer holding pieces 241 that individually press the parts 130 toward the inside of the panel 100.

Lower portions of the outer gripping pieces 241 are connected to each other by second bottom ribs 242 . In the outer gripping part 240, a packing installation groove is formed between the outer gripping pieces 241 so that the packing 300 can be inserted and mounted.

The outer gripping part 240 of the wall according to an embodiment of the present invention enters the hooking hole 131 provided in the skirt part 130, as shown in FIGS. 3, 5, and 7, or 6, interference with the end of the hook portion 140 extending outward from the end of the skirt portion 130 toward the side of the flat plate portion 110 prevents the skirt portion 130 from being separated from and drawn out from the gripping portion A first holding protrusion 243 is formed.

In addition, the outer holding part 240 is provided with a second holding protrusion 244 that enters the locking groove provided in the packing 300 and prevents the packing 300 from being separated from and drawn out from the gripping part.

The packing 300 seals between the panels 100 gripped and fixed to the fixing bracket 200, and includes an insertion part 310 and a wing part 320.

The insertion part 310 is formed to enter between the outer gripping pieces on both sides to seal between the outer gripping pieces, and the second protrusion 244 enters on one side and the other side facing the outer gripping pieces 241, respectively. A locking groove that can be drawn in is formed. The insertion portion 310 may be formed of steel such as metal or relatively hard plastic.

A fastening protrusion 311 protrudes from the upper portion of the insertion part 310 so that the wing 320 can be attached or detached, and the fastening protrusion 311 is located at a higher position than the horizontal plate 122 or the expansion inclined plate 123. extruded to do

The wing portion 320 is coupled to the fastening protrusion 311 formed on the upper portion of the insertion portion 310 and is formed of a flexible and elastic material.

The central side of the wing portion 320 is detachably coupled to the fastening protrusion 311, and extends a certain length on both sides based on the fastening protrusion 311, so that the panel 100 is formed as shown in FIGS. 3 to 5. It is formed to cover a part of the horizontal plate 122 or the extended inclined plate 123.

The wings 320 cover the horizontal plate 122 or the extended inclined plate 123 of the panel 100 to prevent rainwater or foreign substances from penetrating into the wall through the space between the panels 100 .

On the other hand, the wall panel 100 according to the present invention is further provided with a hook portion 140 extending outward from the end of the skirt portion 130 toward the flat portion 110 side, as shown in FIGS. 4 and 6 It can be.

Referring to FIGS. 4 and 6, respectively, the hook portion 140 is bent from the end of the skirt portion 130 toward the flat plate portion to form a flow path through which rainwater or foreign substances can flow between the skirt portion 130 and In addition, waterproof performance can be further improved by blocking penetration of rainwater or foreign matter moving toward the end of the skirt portion 130 via the inlet groove 120A toward the inner side of the wall.

The panel 100 having the hook portion 140 as described above has high waterproofness by primarily blocking rainwater or foreign matter through the inlet groove 120A and secondarily blocking it through the hook portion 140.

In addition, when the hook part 140 is coupled to the fixing bracket 200, the upper end is coupled to the first holding protrusion 243 provided on the side of the outer gripping part 240, so that it is securely separated from the fixing bracket 200. do.

Meanwhile, FIG. 6 shows a side plate unit 120 according to another embodiment.

Referring to FIG. 6 , the side plate portion 120 obliquely extends from the edge of the flat plate portion 110 toward the rear such that the size gradually decreases. In this embodiment, the side plate has a structure corresponding to the reduced inclined plate 121 described above. And, the skirt part 130 is integrally connected to the end of the side plate part. Further, a hook portion 140 extending to be bent outward toward the flat plate portion 110 is further provided at an end of the skirt portion 130 . Between the hook part 140 and the skirt part 130, an inlet groove 120A or flow path for drainage is formed.

Meanwhile, as shown in FIG. 7, the wall panel according to the present invention may include only the flat plate part 110 and the skirt part 130 without the side plate part, and in this case, the drain structure by the inlet groove 120A. are also omitted.

Referring to FIG. 7 , the panel 100 includes a flat plate part 110 and a skirt part 130 extending rearward from an edge of the flat plate part 110, and the skirt part 130 is attached to the flat plate part 110. extends in a direction orthogonal to

An engaging hole 131 into which the second engaging protrusion 244 of the gripping clip enters is formed in the skirt portion 130 .

The outer holding part 240 of the gripping clip is provided with a first holding protrusion protruding outward and a third holding protrusion 245 protruding inward to restrain the packing without the second holding protrusion.

The third locking protrusions 245 are spaced apart at regular intervals along the longitudinal direction of the outer gripping part 240 and are inclined downward.

The packing 300 is inserted into the outer holding part 240, and interfering grooves selectively coupled to the plurality of third holding protrusions 245 are spaced apart from each other in the longitudinal direction on the outer circumferential surface.

Meanwhile, FIGS. 8 and 9 show a wall fixing bracket and a panel according to another embodiment.

Referring to FIGS. 8 and 9 , as described above with reference to FIGS. 3 and 4 , a panel having a flat plate, a reduced inclined plate 121 , a horizontal plate 122 and a skirt is applied.

Additionally, the skirt portion 130 of each panel 100 is further provided with an interference protrusion 132 protruding from the inner circumferential surface so as to be caught on the inner holding portion 230 . In this case, the interference protrusion 132 may extend a predetermined length along the skirt portion 130 in a direction parallel to the flat plate portion 110 .

Also, the fixing bracket 200 includes a flat base plate 210 and a plurality of gripping clips 220 installed to be spaced apart from each other on the base plate 210 .

The gripping clip 220 may include an inner gripping part 230, an outer gripping part 240, and a withdrawal prevention rib 250.

The inner holding part 230 presses the skirt part 130 from the inside of the panel 100 toward the outside of the panel 100, and individually separates the skirt parts 130 of the panels 100 on both sides adjacent to each other. ) It is composed of a pair of inner gripping pieces 231 that press toward the outside.

Lower portions of the inner gripping pieces 231 are connected to each other by first bottom ribs 232 . The inner gripping pieces 231 are spaced apart at regular intervals by the first bottom rib 232 so that an outer gripping portion 240 described later can be inserted therein.

The outer gripping part 240 is interposed between the inner gripping parts 230 and presses the skirt part 130 from the outside of the panel 100 toward the inside of the panel 100, and the skirts of the panels 100 on both sides adjacent to each other. It consists of a pair of outer holding pieces 241 that individually press the parts 130 toward the inside of the panel 100.

Lower portions of the outer gripping pieces 241 are connected to each other by second bottom ribs 242 . In the outer gripping part 240, a packing installation groove is formed between the outer gripping pieces 241 so that the packing 300 can be inserted and mounted.

In addition, third locking protrusions 245 are formed on the outer gripping part to restrain the packing inserted between the outer gripping pieces 241 and to block the packing from being pulled out from the packing installation groove between the outer gripping pieces 241. The third locking protrusions 245 obliquely extend downward from the inner circumferential surface of the outer gripping piece 241 and are spaced apart from each other at regular intervals along the vertical direction of the outer gripping piece 241 .

The packing 300 seals between the panels 100 gripped and fixed to the fixing bracket 200, and is inserted into the packing installation groove between the outer gripping pieces 241. The packing 300 is constrained to the packing installation groove by the third locking protrusion 245 provided on the outer holding part.

More specifically, the packing includes an insertion portion 310 and a wing portion 320.

The insert 310 is formed to enter between the outer gripping pieces 241 on both sides and seal the space between the outer gripping pieces 241, and has a third obstacle on one side and the other side facing the outer gripping pieces 241, respectively. A locking groove into which the group 245 can enter is drawn in and formed. The locking grooves are spaced apart from each other at intervals corresponding to the vertical intervals of the third locking protrusions 245 . The insertion part 310 may be formed of steel such as metal or relatively hard plastic, or may be formed of a material having elasticity or elasticity.

The wing portion 320 is integrally formed on the upper portion of the insertion portion 310 and is made of a flexible and elastic material. The wings 320 extend a predetermined length to both sides of the insertion part 310 to cover a portion of the horizontal plate 122 or the extended inclined plate 123 of the panel 100 . The wings 320 cover the horizontal plate 122 or the extended inclined plate 123 of the panel 100 to prevent rainwater or foreign substances from penetrating into the wall through the space between the panels 100 .

The pull-out prevention rib 247 has a structure in which a certain length extends from each end of the outer gripping piece 241 in a direction away from each other.

As shown, the withdrawal prevention rib 247 extends from the end of the outer gripping piece 241 to be bent in a direction perpendicular to the outer gripping piece 241 and enters the inlet groove 120A.

The withdrawal prevention rib 247 is configured to enter into the inlet groove 120A side and contacts and interferes with the upper surface of the horizontal plate 122 of the panel 100, and the withdrawal prevention rib 247 is attached to the upper surface of the horizontal plate 122. In a state of being in contact with or interfering with, the skirt portion 130 is blocked from being drawn out between the outer gripping portion and the inner gripping portion 230 .

Unlike the drawing, the pull-out prevention rib 247 may be extended by a certain length so as to be inclined from the end of the outer gripping piece 241 and enter the inlet groove 120A. In this case, the withdrawal-prevention rib 247 enters the side plate of the panel 100 as shown in FIG. 123), the skirt portion 130 is prevented from being pulled out between the outer gripping portion and the inner gripping portion 230 in a state of being in contact with and interfering with the upper surface of the outer gripping portion 123.

The wall panel according to the present invention described above and the wall having the same have been described with reference to the accompanying drawings, but this is only exemplary, and those skilled in the art can make various modifications and equivalent other It will be appreciated that embodiments are possible.

Therefore, the scope of true technical protection of the present invention should be determined only by the technical spirit of the appended claims.

1 : wall
100: panel
110: flat plate
120: side plate
130: skirt part
200: fixed bracket
210: base plate
220: grip clip
300: Packing
310: insertion part
320: wing part

Claims (13)

delete delete delete delete delete A flat plate part, a side plate part extending from the edge of the flat plate part toward the rear and having an inlet groove extending inward toward the center of the flat plate part, and a skirt part extending from the end of the side plate part and holding and fixed to the fixing bracket with a panel that does;
a fixing bracket holding and fixing the panels;
A packing for sealing between the panels gripped and fixed to the fixing bracket;
The side plate part includes a reduced inclined plate that extends obliquely so as to gradually narrow toward the rear and center of the flat plate part,
The inlet grooves formed in the side plate are formed on each of the four sides of the panel to block rainwater or foreign matter from flowing into the wall and flow downward, and are connected to each other and formed continuously.
The fixing bracket includes a flat base plate and a plurality of gripping clips installed spaced apart from each other on the base plate,
The gripping clip is interposed between an inner gripping part that presses the skirt part from the inside to the outside of the panel and the inner gripping part to press the skirt part from the outside to the inside of the panel and to install the packing in the packing installation groove. An outer gripping part provided with an outer gripping part, and extending from an end of the outer gripping part to enter into the inlet groove of the panel, contacting and interfering with the side plate part, and the skirt part being pulled out between the outer gripping part and the inner gripping part A wall characterized in that it comprises a pull-out prevention rib that blocks it.
delete delete delete delete delete According to claim 6,
The wall, characterized in that the outer gripping portion has a second holding protrusion that enters the locking groove provided in the packing and prevents the packing from being separated from and drawn out from the gripping clip.
delete

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