TWM473102U - Anti-loose buckling device for tool dropping prevention sling - Google Patents

Description

Anti-loose fastening device for tool anti-falling rigging

The utility model relates to a fastening device, in particular to a fastening device for a tool anti-falling rigging for fastening a tool belt body.

Referring to Figures 1 and 2, a tool anti-falling sling disclosed in Taiwan Patent No. M432662 discloses a rope body 10, and a first fastener 11 and a first sleeve which are sleeved at opposite ends of the rope body 10. Two fasteners 12. The first fastening member 11 can be fastened to the waist portion of the user, and the second fastening member 12 is used for fastening a tool belt 13 having a tool (not shown) at one end, such as a screwdriver. , a hammer, and so on. The second fastening member 12 includes a locking portion 121 that is slightly C-shaped and defines a wearing space 123. The locking portion 121 has a pivoting portion 124 and a positioning portion 125. The second fastening member 12 further includes a blocking body 122 having a pivoting end 126 pivotally connected to the pivoting portion 124, and a pivoting end 126 opposite to the pivoting end 126 and abutting against the pivoting end 126 The fastening end 127 on the positioning portion 125.

When the tool belt 13 is fastened to the second fastening member 12, the blocking body 122 is first pushed toward the wearing space 123, so that the fastening end 127 is away from the positioning portion 125 (as in the imaginary of FIG. 2). As shown by the line, the tool belt 13 can extend into the gap between the fastening portion 127 and the positioning portion 125. In the sleeve space 123, the force applied to the blocking body 122 is released, and the fastening end 127 of the blocking body 122 is automatically reset and abuts against the positioning portion 125, so that the tool belt 13 is restricted. The sleeve is in the space 123. By holding the tool against the rigging and engaging the tool belt 13, the danger caused by the falling of the tool can be avoided.

However, the creator of the present invention found that the use of the tool fall arresting rigging sometimes causes the problem that the tool belt 13 falls off, mainly because the stop body 122 does not have any design that can avoid its free opening. When the stopper body 122 is inadvertently pressed or the tool belt body 13 is strongly pulled, the tool belt body 13 may fall out between the fastening end 127 and the positioning portion 125, which is dangerous.

Therefore, the object of the present invention is to provide a anti-loose fastening device for a fall protection rigging tool which can be stably fastened and can improve the safety of use.

Therefore, the anti-loose fastening device of the anti-falling rigging of the novel tool comprises: a rope wearing member with a rope perforation, a fastening member, and a limiting member.

The fastening component is mounted on the cording member and includes a buckle, and a blocking body pivotally connected to the buckle, the buckle having a main wall portion and an end connected to the main wall portion a pivoting portion, and a positioning portion connected to the other end of the main wall portion and spaced apart from the pivoting portion, the positioning portion, the pivoting portion and the main wall portion together define a wearing space, and the wearing portion The sleeve has an opening between the positioning portion and the pivoting portion; the blocking body has There is a pivoting end pivotally connected to the pivoting portion, and a latching end opposite to the pivoting end and blocking the opening against the positioning portion.

The limiting member is sleeved around the fastening member, and can be in an unlocked position surrounding only the blocking body or only the buckle, and a fastening end and a buckle end surrounding the blocking body at the same time The position of the positioning portion is switched between locked positions.

The function of the novel: by the design of the limiting member, when the limiting member is located in the locking position, the blocking body can be prevented from pivoting arbitrarily, and a tool belt for connecting a tool can be firmly buckled Keep it together to avoid the tool falling off and improve the safety of use.

21‧‧‧Tool belt

22‧‧‧ rope

3‧‧‧rope fittings

31‧‧‧ Body Department

311‧‧‧rope piercing

32‧‧‧Connecting Department

321‧‧‧Mounting holes

4‧‧‧Fittings

40‧‧‧wearing space

401‧‧‧ openings

41‧‧‧ buckle

411‧‧‧Main wall

412‧‧‧ pivotal

413‧‧‧ Positioning Department

414‧‧‧ external thread

42‧‧‧stop body

421‧‧‧ pivot end

422‧‧‧ buckle end

423‧‧‧ external thread

5‧‧‧Limited parts

51‧‧‧ internal thread

Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: Figure 1 is a perspective view of a known tool fall arrester; Figure 2 is a known tool fall prevention cable A partial top view of the tool, showing a combination of a tool belt body and the tool anti-falling rigging; FIG. 3 is a perspective view of a first preferred embodiment of the anti-loose fastening device of the tool fall prevention rigging, At the same time, a limiting member of the first preferred embodiment is shown in a non-locking position; FIG. 4 is a top view of the first preferred embodiment, and a blocking body of the first preferred embodiment is shown The direction of the space is pivoted; FIG. 5 is a top view similar to FIG. 4, showing that the limiting member is in a locked position; and FIG. 6 is a first embodiment of the anti-loose fastening device of the utility model anti-falling rigging A perspective view of a second preferred embodiment.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same reference numerals.

Referring to Figures 3, 4 and 5, a first preferred embodiment of the anti-loose fastening device of the fall protection device of the present invention is a component of a tool anti-falling rigging, which can be used for fastening and positioning a tool belt body. One end of the tool 21 and the other end of the tool belt 21 are coupled to a tool (not shown) such as a screwdriver, a hammer or the like. The anti-loose fastening device comprises: a stringing member 3, a fastening member 4, and a limiting member 5.

The stringing member 3 of the present embodiment includes a body portion 31 which is annular and has a cord perforation 311. The cord perforation 311 can be extended by a rope 22, and the other end of the cord 22 can be fixed with a fastener. The fastener can be fastened to the user's waist. However, since these designs are known structures and are not the focus of the improvements of the present invention, they will not be described.

The fastening member 4 is pivotally mounted on the body portion 31 of the stringing member 3 and includes a substantially C-shaped buckle 41 and a blocking body 42 pivotally coupled to the buckle 41. . The buckle 41 has a main wall portion 411, a pivoting portion 412 connected to one end of the main wall portion 411, and a positioning portion connected to the other end of the main wall portion 411 and spaced apart from the pivot portion 412. Part 413. The positioning portion 413 and the pivoting portion 412 together with the main wall portion 411 define a wearing space 40. The wearing space 40 has an opening 401 between the positioning portion 413 and the pivoting portion 412.

The blocking body 42 has a pivotal connection with the pivoting portion 412 The end 421 is opposite to the pivoting end 421 and can block the engaging end 422 of the opening 401 against the positioning portion 413, and an external thread 423 provided on the surface. A pivoting spring 421 (not shown) is disposed at a position where the pivoting end 421 is pivotally connected to the pivoting portion 412, so that the engaging end 422 can receive an elastic force against the positioning portion 413. The fastening end 422 has a substantially C-shaped cross section and defines a recess for the positioning portion 413 to extend so as to abut against each other.

The limiting member 5 has a ring shape and is sleeved around the fastening member 4. Specifically, the limiting member 5 of the present embodiment surrounds the blocking body 42 and is screwed to the blocking body 42. The limiting member 5 has an inner peripheral surface and is matched with the external thread 423. Internal thread 51.

When the embodiment is used, the limiting member 5 can be rotated to move along the extending direction of the blocking body 42, and can be in an unlocked position as shown in FIGS. 3 and 4, and a locked position as shown in FIG. Conversion.

When the limiting member 5 is in the unlocking position, the limiting member 5 only surrounds the blocking body 42 and does not surround any portion of the buckle 41. At this time, the blocking body 42 is free to pivot. Therefore, when the tool belt body 21 is to be worn, the blocking body 42 is first pressed toward the wearing space 40, so that the fastening end 422 pivots toward the pivoting center 421 toward the wearing space 40. The direction is pivoted (as shown in FIG. 4) to expose the opening 401, and the tool belt 21 is inserted into the wearing space 40 through the opening 401. Then, the force applied to the blocking body 42 is released, and the blocking body 42 is automatically reset. The fastening end 422 can again abut the positioning portion 413 to block the opening 401, so that the tool belt 21 is limited. The sleeve is in the space 40.

Then rotating the limiting member 5 so that the limiting member 5 can be stopped at the stop The body 42 is moved and moved toward the positioning portion 413 of the buckle 41, and finally the stopper 5 is moved to the locked position. When in the locked position, the limiting member 5 simultaneously surrounds the engaging end 422 of the blocking body 42 and the positioning portion 413 of the buckle 41, thereby fixing the fastening end 422, so that the blocking body 42 The buckle 41 can not be arbitrarily pivoted relative to the buckle 41, and the fastening end 422 cannot be separated from the positioning portion 413 to prevent the opening 401 from being exposed. Therefore, in this state, even if the stopper body 42 is inadvertently pressed or the tool belt body 21 is subjected to the positioning, since the stopper body 42 is restricted by the stopper member 5 to be pivoted, the tool belt body 21 does not fall off, it is quite safe to use.

When the tool belt 21 is to be removed, the limiting member 5 is reversely rotated to move the limiting member 5 toward the pivoting end 421 of the blocking body 42 until the limiting member 5 is completely moved to When the blocking body 42 is not surrounded by the buckle 401, the limiting member 5 is located at the unlocking position of FIG. 3, and the blocking body 42 is free to pivot toward the wearing space 40. The tool belt 21 can be taken out.

In summary, by the design of the limiting member 5, when the limiting member 5 is located in the locking position, the blocking body 42 can be prevented from pivoting arbitrarily, and the tool belt body 21 can be firmly engaged. Therefore, the tool belt 21 and the tool are prevented from falling off, and the safety of use can be improved.

Referring to Fig. 6, a second preferred embodiment of the anti-loose fastening device of the fall protection device of the present invention is substantially the same as the structure of the first preferred embodiment. The following mainly describes different places.

The stringing member 3 of the present embodiment includes a body portion 31, and a connecting portion 32 pivotally mounted to one side of the body portion 31. The ontology The portion 31 is annular and has a rope perforation 311. The connecting portion 32 is also annular and has a mounting hole 321 through which the buckle 41 of the fastening member 4 is inserted.

The positioning portion 413 of the buckle 41 of the embodiment has an external thread 414, and the limiting member 5 is screwed around the positioning portion 413 and can be rotated to move along the extending direction of the positioning portion 413. In an unlocked position (not shown) that surrounds only the positioning portion 413, and a locked position that simultaneously surrounds the positioning portion 413 and the latching end 422 of the blocking body 42. The appearance of the fastening member 4 and the limiting member 5 of the embodiment is slightly different from that of the first preferred embodiment, but the limiting member 5 can also be switched between two positions to achieve the same The same effects of a preferred embodiment will not be described here.

According to the above description, the limiting member 5 of the present invention may be screwed to the buckle 41 (as in the second embodiment) or screwed to the blocking body 42 (as in the first embodiment), and the limiting member 5, in the non-locking position, only surrounding the blocking body 42 or only the buckle 41, the blocking body 42 can be pivoted; when the limiting member 5 is in the locking position, the blocking is simultaneously The engaging end 422 of the body 42 and the positioning portion 413 of the buckle 41, at this time, the blocking body 42 cannot pivot.

However, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, that is, the simple equivalent changes and modifications made in accordance with the scope of the present patent application and the contents of the patent specification, All remain within the scope of this new patent.

21‧‧‧Tool belt

3‧‧‧rope fittings

4‧‧‧Fittings

40‧‧‧wearing space

41‧‧‧ buckle

412‧‧‧ pivotal

413‧‧‧ Positioning Department

42‧‧‧stop body

421‧‧‧ pivot end

422‧‧‧ buckle end

423‧‧‧ external thread

5‧‧‧Limited parts

Claims (3)

The anti-loose fastening device of the tool anti-falling rigging comprises: a rope wearing member having a rope perforation; a fastening component mounted on the cord wearing member, and comprising a buckle, and a pivoting a blocking body on the buckle, the buckle has a main wall portion, a pivoting portion connected to one end of the main wall portion, and a other end connected to the main wall portion and spaced apart from the pivoting portion a positioning portion, the pivoting portion and the main wall portion together define a wearing space, and the wearing space has an opening between the positioning portion and the pivoting portion; the blocking body has a pivoting end pivotally connected to the pivoting portion, and a fastening end opposite to the pivoting end and capable of blocking the opening against the positioning portion; and a limiting member that is sleeved on the fastening component Surrounding, and can be switched between an unlocked position that only surrounds the stop or only the buckle, and a locked position that simultaneously surrounds the snap end of the stop and the positioning portion of the buckle. The anti-loose fastening device of the anti-falling sling of the tool of claim 1, wherein the limiting member is screwed to the blocking body of the fastening member and can be rotated along the blocking body The extending direction moves, and when the limiting member is in the unlocked position, the limiting member only surrounds the blocking body and does not surround the buckle. The anti-loose fastening device of the tool anti-falling rigging according to claim 1, wherein the cord-piercing member comprises a body portion, and a side pivotally mounted on the body portion and engaged with the buckle The joint portion is annular and has a perforation of the rope, and the connecting portion is also annular and has a mounting hole through which the buckle of the fastening member passes.