TW200422532A - Ball lock anchor - Google Patents

Abstract

Disclosed is a ball lock anchor, comprising a body, at least two balls, and a driving member. Several longitudinal slots are provided at the front end of the body, forming several outward-expandable anchoring tabs. A conical hole is defined inside the front section of the body and internal diameter is gradually increased inwardly. The balls are received in the conical hole and the outer diameter of the balls is greater than the smallest internal diameter of the conical hole. Internal thread is provided inside the rear section of the body where the driving member with external thread to mesh with is provided, so as to utilize a tool to rotate the driving member to make it move forward and utilize the balls to force the anchoring tabs expanding outward, to achieve the fastening effect while having advantages of safety, effort-saving, not harm to the threads, and better anchoring effect.

Description

200422532

[Technical field to which the invention belongs], the invention is a ball-forced gecko nail, which mainly uses the inner gecko nail-end to expand outward to achieve the purpose of fixing. In the present invention, at least two balls are arranged inside to allow expansion. In the process, resistance to profit is smooth expansion, and the expansion effect obtained is better. Opening and lowering [Previous technology] Traditional gecko nails can be external or internal gecko nails, respectively. One end of the gecko nails is expanded outward by a knocking method to achieve a fixed ^ 疋 Because the knocking force cannot be controlled, it is easy to cause The wall is cracked, but the gecko nails on the face have been buried in the holes in the wall, but the paste, F. Bello engine rear table The strength of the estimate is not dangerous from the outside = no, it is potentially dangerous. If you are using the internal gecko name x this time, you need another tool to insert it into the gecko nail. If you accidentally hit S, you can f, hurt the screw, and make the gecko nail unusable. Based on this, the inventor is a criminal who has achieved the spirit of excellence and accumulated years of professional experience, and has done everything he can: t service, submerged research and improvement, and finally created this ball-type gecko nail. [Abstract] The main purpose of the present invention is to provide a ball-forced gecko nail that is labor-saving, easy to use, and has excellent pressing results. 'The gecko nail can be accurately controlled during use. It has a good fixing effect, and is extremely labor-saving and convenient to use during the expansion process. It replaces the shortcomings of a traditional gecko nail with a bee head. °

Page 5 200422532 V. Description of the invention (2) In order to achieve the above purpose, the inventor designed an internal-forced gecko nail, which includes a body, at least one ball and a pusher, etc., in the body | The front end is provided with an outwardly expanding latch, the inner front section is provided with a tapered hole, the ball is provided in the tapered hole, and the rear section of the body is provided with an internal thread, and the pusher is provided there. The outer part is provided with external threads. 蕤 This brake uses the tool to turn the pusher to advance, and use the ball to move along the second; the stopper expands outward to achieve the expansion and fixing effect. With the inner gecko nail of the present invention, it has the following specific skills, and the two sections are fast and fast. The contact is small, and it can be precisely controlled and fixed by one roller. It is easy to control the speed. In the structure of the forced film, the rotation resistance is the lowest. It will be low on the wall. The length will be reduced to make a gecko effect: The ball moves the pole first, the front end of the wall and the stroke. In addition, the rollers within the fast-clamping effect are generally marked in a more stretched state. The speed between a ball body and the body member of the tiger nail body is better, and the deformed card is better. It's easy. Further moving, while the ball with the front end of the produced body inwardly acting as the opening is the pressing process of the pressing process once more, the screw is not 200422532 V. Description of the invention (3) The state is indeed for the user The desired result, in turn, produces an excellent fixation effect. 4. Do not damage the screw teeth: The traditional internal-forced gecko nails need to be knocked, so it will hurt the screw teeth. With the structure of the present invention, there is no such problem. 5 · Easy to use: The gecko nail of the present invention can be embedded, that is, after a hole is drilled in the wall, the gecko nail is fixed therein, and its screw hole is used for locking other objects. It is usually installed on the ceiling wall. Traditional gecko When the nail is fixed, it must be hit with a hammer from the bottom up, which is very laborious and inconvenient. Using the structure of the present invention, it can be tightened with a tool after being placed in the hole, which is convenient and fast. In order for the review committee to clearly understand the detailed process and technical content of the present invention, the inventor will cooperate with the following drawings and detailed explanations, so that the review committee can clearly understand the spirit of the present invention: [Implementation method] As shown in Figures 3 and 3, the figure, exploded view, and sectional view include 2 and a pusher 3, etc., in the body 1 1 and forming a number of expandable front sections are provided with tapered holes 1 3 (such as the first There are three parts, and the rear part is provided with the internal thread system and the internal ridge pattern 1 4 where the outer diameter is most provided with the external ridge pattern 3 1, and the bead 2 is screwed on the outer diameter of the cone hole 丄 of the body 1 At least larger than the taper hole i 3 and the smallest is a three-dimensional body 1 of the ball-forced gecko nail of the present invention, and at least two balls, such as an end provided with a plurality of longitudinal slots 1 (locking pieces 1 2, the internal view of the body 1) 'Position is about the inside of the latch 1 2 1 4' The tapering direction of the taper hole 1 3 is large 'and decreases in order. The pusher 3 has inner threads 1 and 4 at the outer body 1 and the roll 3 and the pusher. 3, the inner diameter of the ball 2 'best embodiment is larger than a tapered hole

Page 7 200422532 V. Description of the invention (4) '1, the inner diameter of the middle section of 1 3, in addition, the end of the pusher 3 which is in contact with the ball 2 is provided with a concave arc surface 3 3. The position of the ball 2 is partially locked, which has the purpose of positioning and facilitating the rotation of the pusher 3; thereby, when in use, the pusher 3 can be rotated with a tool to cause displacement in the direction of the taper hole 13 and simultaneously squeeze The ball 2 generates a displacement in the same direction. Due to the relationship of the tapered hole 13, the ball 2 at the front end position also forces the latch piece 12 to expand outwards, so that the outer diameter becomes larger, so that the expansion is tightly fixed. Effect, and the second ball 2 in the segment can squeeze the deformed latching piece 12 again to make it close to the inner wall of the wall, so that the overall pressing strength is further enhanced.

The peripheral periphery of the body 1 can be subjected to rough surface processing, such as embossing, opening shallow grooves or forming barbs, etc. In this embodiment, pressing is directly applied to the peripheral periphery of the latching piece 12. Flower treatment 1 5 to increase the friction with the hole wall of the wall during expansion and increase the fixing effect.

As shown in the third figure, the tapered hole 13 in the body 1 can be tapered linearly or non-linearly. In this embodiment, the tapered hole 13 is tapered linearly. As shown in the fourth figure, the tapered hole 13 can also be a non-linear tapered, the cross-sectional shape is a circular arc surface, or a partially linear, partially non-linear mixed form, and the non-linear tapered also includes two The linear linear taper of the segment, that is, the tapered slope of the front segment is different from that of the rear segment, which can all produce the same expansion effect. In other words, the shape of the tapered hole 13 of the present invention is not limited to the shape of the present invention, and it can be seen in the actual use form Demand freely varying curvature.

Page 8 200422532 V. Description of the invention (5)-As shown in the second figure, the end of the pusher 3 is provided with a card hole 3 2 whose shape is determined by the tool used. In this embodiment, all The tool used is a hexagon wrench or a hexagonal electric wrench tool, so the card hole 32 is a hexagonal recessed hole. If the tool used is a flat-head screwdriver, the card hole is changed to For rectangular recessed holes, if the tool used is a hexagonal sleeve, the end of the pusher may form a protruding hexagonal body (as shown in Figure 5); in other words, the pusher 3 is Use a tool to fit its ends into the desired shape. As shown in the fifth figure, it is a diagram of another embodiment of the present invention, which mainly lengthens the push spring piece 3 a. When used, the push piece 3 is partially exposed to protrude from the outside. Generally, this type of gecko nail structure is multi-purpose On the ground, the machine can be placed directly on it, and then locked with the nut to the pusher 3 a, the position of the machine can be fixed, and the gecko nail shown in the first picture can be regarded as embedded, multi-purpose On the wall of the ceiling, another bolt needs to be fixed to the body of the gecko nail when using, so that the object is hung on it. To sum up, the ball gecko nail of the present invention has the following advantages: 1 · The pressing effect is better, because when the first ball pair is pressed against the main body 1 ® before use, the locking piece 1 2 During expansion and deformation, due to the presence of the second ball, the rear position of the latch can be squeezed again, making it close to the wall of the hole in the wall, and indeed increasing its contact area and tightness, so that the pressing effect is better. Greater strength

Page 9+ 厶 厶 JJ 厶 5. Description of the invention (6) ___ 2 · The length of the pusher can be shortened, without special processing, so it is reduced ... Knowing the standard standard screws, I only The body must also be specially processed, 2 manufacturing costs, and the overall structure of the quasi-components, easy to buy, cost ', /, other components such as balls and push parts are marked 3 · When the push part is locked, it is more important when resetting wf production It is easy; I make the internal hole due to the expansion of the clip; Λ, it can be far away from the clip, and it will not be in the I state, so that the overall use of ^ 2 affects the spraying of the thread. The court report is ::: Double-ball gecko nails in the industrial technology research 丨 A is a comparison of the gecko nails of the formula of the present invention. The report I ηιηκτς, ^ 1 σ

Gecko nails that are significantly lower than Taiji ^ are 9 3 9KGS and 1 U2KGS, respectively. The tensioning effect is very good. From this, it can be known that the design of the invention is expanded. This is the most limited example of the effect of gecko nails in the same size on the market: only the preferred embodiment of the month, not for equal changes and repairs; for the scope of patents of this application made by S. Maben Maoming Covered. Page 10 200422532 Brief description of drawings / [Simplified description of drawing numbers] The first picture is a perspective view of the present invention; the second picture is an exploded view of the present invention; the third picture is a sectional view of the present invention; the fourth picture is the present invention A cross-sectional view of the second embodiment; a fifth view is a perspective view of another embodiment of the present invention; a sixth view is a tensile test report of the gecko nail of the first embodiment sent to the Industrial Technology Research Institute. [Simplified explanation of symbols]

1 Body 1 1 Slot 1 2 Stopper 1 3 Taper hole 14 Internal thread 1 5 Embossing 2 Ball 3 Pusher 3 1 External thread 32 Card hole 3 a Pusher

Page 11

Claims (1)

200422532 6. Scope of patent application / 1. A ball-forced gecko nail 'includes: a body, a plurality of longitudinal slots are formed at the front end of the body, and a plurality of outwardly-expandable latches are formed, and the interior of the body The front section is provided with a tapered hole, and the rear section is provided with an internal thread; a pusher is provided with the internal thread in the body, and the outer periphery is provided with external threads to cooperate with it; at least two balls are placed on the body Between the inside of the tapered hole and the pushing member, the outer diameter of the ball is larger than the minimum inner diameter of the tapered hole. 2. The ball-forced gecko nail as described in item 1 of the scope of patent application, wherein the end of the push member in contact with the ball is provided with a concave arc surface. 3. The ball-type gecko nail described in item 1 of the scope of patent application, wherein the outer diameter of the ball must be larger than the diameter of the middle section of the tapered hole. 4. The ball-forced gecko nail as described in item 1 of the scope of the patent application, wherein the tapered direction of the tapered hole is the largest in diameter at the junction with the internal thread and decreases in order. 5. The ball-forced gecko nail described in item 1 of the scope of patent application, wherein the tapered hole is tapered linearly. 6. The ball-forced gecko nail according to item 1 of the scope of patent application, wherein the tapered hole is tapered in a non-linear tapered manner. 7. The ball-forced gecko nail described in item 1 of the scope of patent application, wherein the front end of the body is provided with a rough surface treatment. 8. The ball-forced gecko nail as described in item 7 of the scope of patent application, wherein the front end of the body is pressed with a mesh pattern. 9. The ball-forced gecko nail described in item 1 of the scope of patent application, wherein the length of the pusher can be greater than the body length. 200422532 VI. Patent application scope 10, as described in item 1 of the patent application scope, the ball-type gecko nail, wherein the rear end of the pusher is provided with a non-penetrating card hole, the shape of which matches the tool used. 1 1. As described in item 10 of the scope of patent application, a ball-forced gecko nail, in which the shape of the rear hole of the pusher is hexagonal, and the tool used is a hexagonal wrench. 12. The ball-forced gecko nail as described in item 10 of the scope of patent application, wherein the shape of the rear end card hole of the pusher is a flat groove and the tool used is a flat screwdriver. 13. The ball-forced gecko nail as described in Item 10 of the scope of patent application, wherein the rear end of the pusher projects a hexagonal body, and the tool used is a hexagonal socket wrench. Page 13