JP5030854B2 - Safety belt belt hanger - Google Patents

Description

  BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a safety belt hanger, and in particular, a safety belt hanger that is attached to a safety belt to temporarily hang a safety belt lanyard or hook used to prevent a fall accident when working at a high place. About.

  Conventionally, for example, a safety belt used for preventing a fall accident during high-altitude work is called a harness-type safety belt. This harness-type safety belt is composed of a belt such as a shoulder belt, a waist belt, a thigh belt, and the like. The shoulder belt intersects with the back, and a D ring is attached to the intersection. A lanyard for a harness is fixed to the D ring, and a hook is provided at the tip of the lanyard.

  An operator hangs the lanyard hook on a structure or other mounting equipment when working at a high place, but when leaving a work section at a high place, remove the lanyard hook. After that, the hook is temporarily hung on the ring attached to the belt of the safety belt and moved to another place.

  At this time, the lanyard is hung from the foot in a folded state and hinders walking, and in addition, there is a risk that the lanyard is caught by various structures during movement.

  In order to solve the above-mentioned problem, for example, in Patent Document 1, a temporary fixing composed of a hole portion through which a safety belt body belt is inserted and a hanger portion for hooking a safety belt rope (corresponding to a lanyard). Auxiliary devices have been devised. A midway portion of the rope that is folded in half and suspended from the foot is hung on the hanger portion.

Moreover, in patent document 2, the hook hanger comprised by the insertion hole which penetrates the trunk belt of a safety belt | band | zone, the ring part which hooks a hook, and the hook part which hooks a rope (corresponding to a lanyard) of a safety belt | band | zone. Has been devised. A rope suspended from the foot is wound and overlapped twice and hung on the hook.
Utility Model Registration No. 3053531 Utility Model Registration No. 3096639

  By the way, in the temporary tacking auxiliary tool of the conventional patent document 1, the hanger part simply hooks the rope from above, so that the hanger may be caused by some reason such as the rope hitting the structure while the operator is moving. There was a problem that the rope came off from the section.

  Moreover, in the hook hanger of patent document 2, although the front-end | tip of a latching part is narrow, when some big force is applied to a rope as shown in said patent document 1, patent document 1 of FIG. As in the case, there was a problem that the rope was detached from the hooking portion.

  SUMMARY OF THE INVENTION An object of the present invention is to provide a belt hanger for a safety belt that cannot be easily removed unless the hung lanyard is artificial.

The invention according to claim 1 is a rectangular belt hole portion through which a belt of a safety belt can be inserted, and first and second belt width side members on both side edges in the belt width direction of the belt hole portion, The first and second belt long side members on both side edges in the belt length direction orthogonal to the belt width direction, and the belt hole at a position facing substantially the center of the first and second belt width side members. A flat base portion having first and second protrusions projecting toward the center of the belt, and a cantilever projectingly provided on the upper surface of the first belt length side member of the base portion. A first hanger part having a first hanger piece through which a lanyard can be inserted between the side member and a first insertion port provided at one end of the first hanger piece so that the lanyard can be inserted; The second belt length is provided in a cantilever manner on the upper surface of the second belt long side member. A second hanger part having a second hanger piece through which the lanyard can be inserted between the member and a second insertion port provided at one end of the second hanger piece so that the lanyard can be inserted; The safety hanger belt hanger includes a first insertion port of the first hanger part and a second insertion port of the second hanger part arranged in opposite directions .

According to a second aspect of the present invention, the upper surface of the first and / or second belt width side member is located near at least one of the first insertion port of the first hanger part and the second insertion port of the second hanger part. 2. The belt hanger for a safety belt according to claim 1, wherein the hanger receiving portion is provided so as to protrude.

According to a third aspect of the present invention, in the belt hanger of the safety belt according to the first or second aspect, the first and second hanger pieces are formed with a recess at a substantially central portion of the side surface in the belt length direction. It is.

According to a fourth aspect of the present invention, in the first and second hanger pieces, the inclined surface is provided on a side surface in the belt length direction on one end side of the first and second insertion openings. It is a belt hanger of the safety belt as described in one.

According to a fifth aspect of the present invention, the first and second hanger pieces are provided with protrusions that project toward the first and second belt long side members at the first and second insertion ports. It is a belt hanger of the safety belt as described in any one of -4.

  As can be understood from the means for solving the above problems, according to the belt hanger of the safety belt of the present invention, the belt of the safety belt is first and second from the bottom of the base portion through the belt hole. The belt width side member can be easily mounted by being hung on the first and second protrusions as members that connect substantially the center. It can also be easily removed. When an operator moves from a place at high altitude work to another place, for example, the lanyard of the safety belt is folded in half, and then the two lanyards are inserted from the first insertion port of the first hanger part. Thus, it can be easily inserted between the first hanger piece and the first belt long side member. Next, the first hanger part can be easily inserted between the second hanger piece and the second belt long side member by being inserted from the second insertion hole of the second hanger part opposite to the first insertion hole of the first hanger part. it can. Moreover, since the first and second insertion openings of the first and second hangers are directed in opposite directions, the lanyard should not be easily detached from the first and second hangers unless it is artificial. Can do. Therefore, the lanyard can be reliably held so as not to fall apart.

  According to the belt hanger of the safety belt of the present invention, the first and second members as the members that connect the belt of the safety belt from the lower side of the base portion to the approximate center of the first and second belt width side members from the belt hole. It can be easily mounted by hanging on the protrusion. It can also be easily removed. In addition, the safety belt lanyard can be easily inserted into the first and second hangers. Furthermore, even if the first and second insertion ports of the first and second hanger portions are oriented in the same direction, the hanger receiving portion is provided near at least one of the first and second insertion ports. Otherwise, the lanyard can be prevented from being easily detached from the first or second hanger part.

  Embodiments of the present invention will be described below with reference to the drawings.

  Referring to FIGS. 1 to 3, a belt hanger 1 according to this embodiment is attached to various belts 3 such as a shoulder belt and a waist belt of a safety belt (not shown) (detailed in FIG. 8). Detachable.

  The belt hanger 1 is basically composed of a flat base portion 5 that can be attached to and detached from the belt 3, and first and second hanger portions 7 and 9 provided on the upper surface of the base portion 5. In addition, the first insertion port 11 which is an opening portion of the first hanger portion 7 and the second insertion port 13 which is an opening portion of the second hanger portion 9 are respectively directed in opposite directions.

  More specifically, the flat base portion 5 is wider than the belt width of the safety belt and has a rectangular belt hole portion 15 through which the belt 3 can be inserted, and the belt hole portion 15 as a belt width direction. First and second belt width side members 17 and 19 on both side edges in the X axis direction, and first and second belt long side members on both side edges in the Y axis direction as a belt length direction orthogonal to the X axis direction 21 and 23. Further, the first and second projecting portions 25 and 27 protrude toward the center of the belt hole 15 at a position substantially opposite to the center of the first and second belt width side members 17 and 19. ing. That is, the first protrusion 25 protrudes from approximately the center of the first belt width side member 17 toward the center of the belt hole 15, and the second protrusion 27 extends from approximately the center of the second belt width side member 19. Projecting toward the center of the belt hole 15.

  The first and second projecting portions 25 and the second projecting portion 27 are folded between the first projecting portion 25 and the second projecting portion 27, as shown in FIG. It is desirable to have an interval 29 that can be inserted so as to extend over 25 and 27.

  The first hanger portion 7 has a first hanger piece 31 that is cantilevered on the upper surface of the first belt long side member 21 of the base portion 5 and extends in the X-axis direction. A lanyard (described in detail in FIG. 8) of the safety belt can be inserted between the hanger piece 31 and the first belt long side member 21. Moreover, a first insertion port 11 into which the lanyard can be inserted is formed between one end of the first hanger piece 31 and the first belt long side member 21.

  On the other hand, the second hanger portion 9 has a second hanger piece 33 protruding in a cantilever manner on the upper surface of the second belt long side member 23 of the base portion 5 and extending in the X-axis direction. The safety band lanyard can be inserted between the hanger piece 33 and the second belt long side member 23. Moreover, a second insertion port 13 into which the lanyard can be inserted is formed between one end of the second hanger piece 33 and the second belt long side member 23.

  In addition, as described above, the first insertion port 11 of the first hanger part 7 and the second insertion port 13 of the second hanger part 9 are arranged in opposite directions.

  Further, as shown in FIG. 4, the first insertion port 11 of the first hanger portion 7 has a diameter of a rope-like lanyard 35R having a circular section in section A or a belt-like lanyard having a rectangular section. It is formed narrower than the thickness of 35B. In addition, the 2nd insertion port 13 of the said 2nd hanger part 9 is formed similarly. Thereby, the 1st, 2nd hanger parts 7 and 9 can hold the lanyard 35 firmly. Moreover, the lanyard 35 can be taken in and out relatively smoothly by opening a certain gap in the portion A. In addition, the first hanger piece 31 and the second hanger piece 33 are provided with an inclination angle as shown by an arrow B in a portion where the distance between the first hanger piece 21 and the second belt long side member 21 and 23 becomes narrow. And belt-like lanyards 35R and 35B can be firmly held so that they do not come off.

  The material of the belt hanger 1 is made of resin, and the first and second hanger pieces 31 and 33 are formed so as to have some elasticity between the root portion and the tip. Thereby, when inserting the lanyard 35 from the 1st, 2nd insertion ports 11 and 13, the 1st and 2nd hanger pieces 31 and 33 deform | transform and the 1st and 2nd insertion ports 11 and 13 are expanded. Then, the lanyard 35 is slightly crushed so that the lanyard 35 is smoothly inserted into the first and second hanger portions 7 and 9.

  In this embodiment, a protruding hanger receiving portion 37 is provided in the vicinity of the first insertion port 11 of the first hanger portion 7 on the upper surface of the first belt width side member 17. Thereby, it can prevent that the lanyard 35 inserted in the 1st hanger part 7 does not remove | deviate from the 1st insertion port 11 much more. In addition, as will be described in detail later, when the hook 39 of the lanyard 35 is hung on the first hanger piece 31, the load applied to the first hanger piece 31 is supplementarily supported by the hanger receiving portion 37. Incidentally, if the load applied to the first hanger piece 31 is not assisted by the hanger receiving portion 37, the first hanger piece 31 may be deformed or broken.

  The protruding hanger receiving portion 37 can be provided on the upper surface of the second belt width side member 19 and in the vicinity of the second insertion port 13 of the second hanger portion 9, or the first and second hangers. It can be provided both near the first and second insertion ports 11 and 13 of the portions 7 and 9.

  Referring to FIGS. 5 and 8, an example of a safety belt used for preventing a fall accident during high-altitude work is shown, which is called a harness-type safety belt 41. In this embodiment, the harness-type safety belt 41 includes various belts 3 such as a shoulder belt 3A and a thigh belt 3B. The thigh belt 3B is connected to the shoulder belt 3A and the buckle 43 after being wound around the operator's thigh. The shoulder belt 3A intersects at the back, and a D-ring 45 is attached to the intersection. A lanyard 35 for harness is fixed to the D ring 45, and a hook 39 is provided at the tip of the lanyard 35. A ring 47 for hooking the hook 39 is attached to the front side of the shoulder belt 3A.

  With the above configuration, the belt hanger 1 of this embodiment is mounted on the front side of the shoulder belt 3A of the safety belt 41 as shown in FIG. That is, after bending the belt 3 so as to form a small ring in the Y-axis direction, as shown by a two-dot chain line in FIG. Hang on the first protrusion 25 of the belt hole 15. Next, the belt 3 is bent so that the right ring portion of the belt 3 is hooked on the second protrusion 27 of the belt hole 15 so that the belt 3 has the tips of the first and second protrusions 25 and 27. The belt hanger 1 can be easily attached to the shoulder belt 3A by passing through the interval 29 therebetween. Moreover, it can be easily removed.

  In actual high-altitude work, an operator hooks the hook 39 of the lanyard 35 of the safety belt 41 on a structure or other mounting equipment, etc., but when leaving a work section at a high place, After the hook 39 of the lanyard 35 is removed, as shown in FIG. 6, the hook 39 is temporarily hung on the ring 47 attached to the shoulder belt 3A of the safety belt 41, for example.

  Furthermore, after the lanyard 35 is folded in half or in three, for example, as shown in FIGS. 5 and 6, the first lanyard 35 that is folded in two passes through the first insertion port 11 of the first hanger portion 7. It is inserted and inserted between the first hanger piece 31 and the first belt long side member 21. Similarly, the second lanyard 35 is inserted from the first insertion port 11 of the first hanger portion 7.

  Next, the second lanyard 35 is inserted from the second insertion port 13 of the second hanger part 9 in the direction opposite to the first insertion port 11 of the first hanger part 7 to insert the second hanger piece 33 and the second belt. It is inserted between the long side member 23. Further, the first lanyard 35 is similarly inserted from the second insertion port 13 of the second hanger portion 9.

  In the case of three folds, the first, second and third lanyards 35 are inserted into the first hanger portion 7 in the same manner as described above, and then the third, second and first lanyards 35 are reversed. The second hanger part 9 is inserted in the same order as described above.

  As described above, in the belt hanger 1 of this embodiment, since the first and second insertion ports 11 and 13 of the first and second hanger portions 7 and 9 are directed in opposite directions to each other, the first or third The first lanyard 35 can be easily inserted into the first and second hangers 7 and 9, and the lanyard 35 cannot be easily detached from the first and second hangers 7 and 9 unless it is artificial. It is.

  As a result, even if some great force is applied, such as the lanyard 35 hung on the belt hanger 1 hits the structure while the operator is moving, it cannot be easily detached from the first and second hangers 7 and 9. Can move safely.

  When the operator does not want to use the entire length of the lanyard 35 during work at a high place, the lanyard 35 can be hung on the belt hanger 1 as described above, and the desired length can be taken out.

  Next, a belt hanger according to another embodiment of the present invention will be described. The belt hanger 1 of the above-described embodiment can be used as a belt hanger of other various embodiments with various modifications. Parts similar to those of the belt hanger 1 described above are denoted by the same reference numerals, and particularly different parts will be described with reference to the drawings.

  Referring to FIG. 9, the belt hanger 49 has a shape in which the base portions of the first hanger piece 31 and the second hanger piece 33 are thicker than the first and second insertion ports 11 and 13. It is a feature. Others are the same as the belt hanger 1.

  Thereby, since the area of each base part of the 1st hanger piece 31 and the said 2nd hanger piece 33 becomes large, it becomes difficult to break. On the other hand, since the portions on the first and second insertion ports 11 and 13 side are thin, the lanyard 35 can be easily inserted or removed because of its elasticity.

  Referring to FIG. 10, the belt hanger 51 includes a first hanger piece 31 and a second hanger piece 33, each of which has a base portion side and first and second insertion ports 11 and 13 side portions of the belt hanger 1. Although it is thicker than the case, the first and second indentations 53 and 55 are located at substantially the center in the length direction on the side surfaces in the Y-axis direction on the opposite sides of the first hanger piece 31 and the second hanger piece 33. Is formed. That is, the 1st hollow part 53 of the 1st hanger piece 31 and the 2nd hollow part 55 of the 2nd hanger piece 33 are dented in the opposite side in the position which mutually opposed.

  Thereby, since the area of each base part of the 1st hanger piece 31 and the 2nd hanger piece 33 becomes large, it becomes difficult to break. Furthermore, when the belt hanger 51 is attached to the front side of the shoulder belt 3A of the safety belt 41, the first hanger piece 31 or the second hanger piece 33 located below the first hanger piece 31 or the second hanger piece 33 The hook 39 of the lanyard 35 can be easily hung.

  Referring to FIG. 11, the belt hanger 57 includes a base portion of each of the first hanger piece 31 and the second hanger piece 33 and a portion on the first and second insertion ports 11 and 13 side of the belt hanger 1. Although it is thicker than the case, the third hanger piece 31 and the fourth hanger piece 31 and the second hanger piece 33 are arranged on the same side (upper side in FIG. 11) on the side surface in the Y-axis direction, in the middle of the length direction. Indentations 59 and 61 are formed. That is, the 3rd, 4th hollow parts 59 and 61 of the 1st hanger piece 31 and the 2nd hanger piece 33 are formed toward the same direction.

  Thereby, since the area of each base part of the 1st hanger piece 31 and the said 2nd hanger piece 33 becomes large, it becomes difficult to break. Further, when the belt hanger 57 is mounted on the front side of the shoulder belt 3A of the safety belt 41 so that the third depression 59 of the first hanger piece 31 and the fourth depression 61 of the second hanger piece 33 face upward. In addition, the hooks 39 of the lanyard 35 and the like can be easily hung on both the third recess portion 59 and the fourth recess portion 61.

  Referring to FIG. 12, the belt hanger 63 is a modification of the belt hanger 51 of FIG. 10, and the first hanger piece 31 and the second hanger piece 33 are respectively connected to the first and second insertion ports 11 and 13. First and second inclined surfaces 65 and 67 are provided on the side surface in the Y-axis direction on the side. That is, in FIG. 12 of the first hanger piece 31, the first inclined surface 65 is provided in the C portion, and in FIG. 12 of the second hanger piece 33, the second inclined surface 67 is provided in the D portion.

  Thereby, the lanyard 35 can be easily inserted into the first hanger part 7 and the second hanger part 9. Others are the same as the belt hanger 51 of FIG.

  Referring to FIG. 13, the belt hanger 69 is a modification of the belt hanger 57 of FIG. 11, and the first hanger piece 31 and the second hanger piece 33 are respectively connected to the first and second insertion openings 11 and 13. Third and fourth inclined surfaces 71 and 73 are provided on the side surface in the Y-axis direction on the side. That is, in FIG. 13 of the first hanger piece 31, the third inclined surface 71 is provided in the E portion, and in FIG. 13 of the second hanger piece 33, the fourth inclined surface 73 is provided in the F portion.

  Thereby, the lanyard 35 can be easily inserted into the first hanger part 7 and the second hanger part 9. Others are the same as the belt hanger 57 of FIG.

  Referring to FIG. 14, in the belt hangers 1, 49, 51, 57, 63, and 69 of the embodiment shown in FIGS. 1 and 9 to 13, the first insertion port 11 of the first hanger piece 31 is formed. One end of the side is provided with a protrusion 75 that protrudes toward the lower first belt long side member 21 in FIG. The protrusion 75 is preferably semicircular in cross section. Alternatively, the protrusion 75 may be provided at one end of the second hanger piece 33 on the second insertion port 13 side. Further, the protrusion 75 may be provided on both the first and second hanger pieces 31 and 33.

  Thereby, the lanyard 35 inserted in the 1st hanger part 7 and the 2nd hanger part 9 becomes difficult to come off, respectively. In addition, since the protrusion 75 has a semicircular cross section, the lanyard 35 can be taken in and out without causing such a large resistance.

  Referring to FIG. 15, in the belt hanger 77 of this embodiment, the first insertion port 11 of the first hanger portion 7 and the second insertion port 13 of the second hanger portion 9 are arranged in the same direction. . That is, the direction of the extending direction of the cantilevered first hanger piece 31 and the second hanger piece 33 is the same direction. In addition, a hanger receiving portion 37 protrudes from the upper surface of the first belt width side member 17 near the first insertion port 11. The hanger receiving portion 37 may be provided near the second insertion port 13 or may be provided in both the first insertion port 11 and the second insertion port 13.

  Thus, even if the first and second insertion ports 11 and 13 of the first and second hanger portions 7 and 9 are oriented in the same direction, the same as described in detail for the belt hanger 1 of the above-described embodiment. In addition, since the hanger receiving portion 37 prevents the lanyard 35 from coming off, the lanyard 35 cannot be easily detached from the first and second hanger portions 7 and 9 unless it is artificial.

  Further, when the hook 39 of the lanyard 35 is hung on the first hanger piece 31, the load applied to the first hanger piece 31 is supplementarily supported by the hanger receiving portion 37. Incidentally, if the load applied to the first hanger piece 31 is not assisted by the hanger receiving portion 37, the first hanger piece 31 may be deformed or broken.

  In the belt hanger 77 of this embodiment, the embodiment described with reference to FIG. 1 and FIGS. 9 to 14 described above is also applied to portions other than those described above, and detailed description thereof is omitted.

  Incidentally, as in the belt hanger 1 of the above-described embodiment, the first insertion port 11 of the first hanger part 7 and the second insertion port 13 of the second hanger part 9 are arranged in opposite directions. Although the lanyard 35 is not easily detached without the hanger receiving portion 37, it is particularly desirable to provide the hanger receiving portion 37 in the belt hanger 77 of this embodiment.

It is a perspective view of the belt hanger of embodiment of this invention. It is a top view of the belt hanger of FIG. It is a front view of the belt hanger of FIG. It is sectional drawing of the arrow IV-IV line | wire of FIG. It is a perspective view which shows a state when a lanyard is hung on the belt hanger of FIG. It is a front view which shows a state when a lanyard is hung on the safety belt and the belt hanger attached to the safety belt. FIG. 7 is a rear view of FIG. 6. It is state explanatory drawing which uses a safety belt. It is a top view of the belt hanger of other embodiment of this invention. It is a top view of the belt hanger of other embodiment of this invention. It is a top view of the belt hanger of other embodiment of this invention. It is a top view of the belt hanger of other embodiment of this invention. It is a top view of the belt hanger of other embodiment of this invention. The belt hanger of other embodiment of this invention is shown, and is sectional drawing of the arrow IV-IV line of FIG. It is a perspective view of the belt hanger of other embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Belt hanger 3 Belt 3A Shoulder belt 3B Thigh belt 5 Base part 7 1st hanger part 9 2nd hanger part 11 1st insertion port 13 2nd insertion port 15 Hole for belt 17 1st belt width side member 19 2nd belt Width side member 21 1st belt long side member 23 2nd belt long side member 25 1st protrusion part 27 2nd protrusion part 29 Space | interval 31 1st hanger piece 33 2nd hanger piece 35 Lanyard 37 Hanger receiving part 39 Hook 41 Safety belt 43 Buckle 45 D ring 47 Ring 49 Belt hanger 51 Belt hanger 53 First recess 55 Second recess 57 Belt hanger 59 Third recess 61 Fourth recess 63 Belt hanger 65 First inclined surface 67 Second inclined surface 69 Belt hanger 71 Third inclined surface 73 Fourth inclined surface 75 Projection 77 Belt hanger

Claims (5)

A rectangular belt hole through which the belt of the safety belt can be inserted, first and second belt width side members on both side edges in the belt width direction of the belt hole, and a belt length orthogonal to the belt width direction The first and second belt long side members on both side edges in the vertical direction and the first and second belt width side members are substantially centered between the first and second belt width side members and project toward the center of the belt hole at opposite positions. , A flat base having a second protrusion ,
A first hanger piece that is cantilevered on the upper surface of the first belt long side member of the base portion and can pass a lanyard between the first belt long side member and one end of the first hanger piece A first hanger portion having a first insertion port provided so that the lanyard can be inserted into
A second hanger piece projecting in a cantilever manner on the upper surface of the second belt long side member of the base portion and allowing the lanyard to be inserted between the second belt long side member and the second hanger piece; A second hanger part having a second insertion port provided at one end so that the lanyard can be inserted,
A belt hanger for a safety belt, wherein a first insertion port of the first hanger part and a second insertion port of the second hanger part are arranged in opposite directions. A hanger receiving portion projects from the upper surface of the first and / or second belt width side member near at least one of the first insertion port of the first hanger portion and the second insertion port of the second hanger portion. The belt hanger for a safety belt according to claim 1 , wherein the belt hanger is provided. 3. The belt hanger for a safety belt according to claim 1, wherein the first and second hanger pieces are each formed with a depression at a substantially central portion of a side surface in a belt length direction. The said 1st, 2nd hanger piece provided the inclined surface in the side surface of the belt length direction of the one end side of the 1st, 2nd insertion port, The any one of Claims 1-3 characterized by the above-mentioned. Safety belt belt hanger. The said 1st, 2nd hanger piece is provided with the protrusion which protrudes toward a 1st, 2nd belt long side member in a 1st, 2nd insertion port, Any one of Claims 1-4 characterized by the above-mentioned. The belt hanger of the safety belt as described in one.

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