CN107998624B - Movable foot nail hook - Google Patents
Movable foot nail hook Download PDFInfo
- Publication number
- CN107998624B CN107998624B CN201711248154.2A CN201711248154A CN107998624B CN 107998624 B CN107998624 B CN 107998624B CN 201711248154 A CN201711248154 A CN 201711248154A CN 107998624 B CN107998624 B CN 107998624B
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- Prior art keywords
- hook
- foot nail
- sleeve
- clamping
- foot
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B27/00—Apparatus for climbing poles, trees, or the like
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0006—Harnesses; Accessories therefor
- A62B35/0025—Details and accessories
- A62B35/0037—Attachments for lifelines and lanyards
Abstract
The invention provides a movable foot nail hook which comprises a hook body, wherein one end of the hook body is provided with a sleeve matched with a foot nail, the other end of the hook body is provided with an open hook matched with a rope, and the sleeve is provided with a clamping mechanism for clamping the foot nail. The movable foot nail hook provided by the invention can be sleeved on a foot nail of an iron tower main body through the sleeve, the foot nail is clamped by the clamping mechanism, the sleeve can be ensured to be firmly sleeved on the foot nail, the anti-falling rope penetrates through the opening hook at one end of the hooking body, a plurality of movable foot nail hooks are hooked on the foot nail of the iron tower main body from bottom to top, and the safety coefficient of an operator in the process of climbing the iron tower is improved. The invention has the advantages of low manufacturing cost, quick installation, detachability and recycling use, and avoids the phenomena of corrosion and theft caused by long-time working in outdoor working environment.
Description
Technical Field
The invention belongs to the technical field of electric power climbing tools, and particularly relates to a movable foot nail hook.
Background
The iron tower of transmission line is generally higher, and if the staff does not have effectual device protection in the operation process of climbing the iron tower, the danger that the eminence falls exists often. Therefore, Q/GDW 1799.2-2013, part of the national grid company electric safety work code line, specifies: ' anti-falling safety protection devices for horizontal movement of operating personnel up and down towers and towers with the height of 30m and towers with the height of 220kV and above are suitable to be arranged on steel pipe towers, towers with the height of 30m and towers with the height of 220kV and above.
At present, a common rail type anti-falling device for climbing an iron tower is provided with rails from top to bottom along an iron tower main body, and pedals for climbing are arranged on two sides of the rails. The device can only be installed on a fixed iron tower once, cannot be disassembled, prevents falling from one tower to another, has high manufacturing cost, and needs to invest at least 1.5 ten thousand yuan when adding one base iron tower. The device has the advantages of high manufacturing cost, incapability of moving, high installation cost, long installation period, non-uniform models of manufacturers, blockage phenomenon of rail corrosion, easiness in theft and the like. Therefore, the device is difficult to popularize in a large area.
Disclosure of Invention
The invention aims to provide a movable foot nail hook, which solves the technical problems of high manufacturing cost, long installation period, incapability of moving, easiness in occurrence of blocking due to corrosion and easiness in theft in the prior art.
In order to realize the purpose, the invention adopts the technical scheme that:
the utility model provides a portable foot nail couple, is including articulating the body, articulate body one end be equipped with foot nail complex sleeve pipe, articulate the body other end be equipped with rope complex opening couple, the sleeve pipe is equipped with the clamping mechanism who is used for pressing from both sides tight foot nail.
Furthermore, the number of the opening hooks is two, the opening hooks are respectively a first hook and a second hook which are arranged in parallel, inner arc grooves of the first hook and the second hook are in up-and-down correspondence, and the opening parts are arranged in a staggered mode; the center lines of the inner arc grooves of the first hook and the second hook are perpendicular to the center line of the foot nail.
Further, clamping mechanism includes jack catch and spring, the jack catch rotates through the round pin axle with sleeve pipe one end to be connected, the spring setting is just set up in the round pin axle top between first couple and second couple, jack catch and first couple formula structure as an organic whole, sleeve pipe and second couple formula structure as an organic whole.
Further, the sleeve pipe is half surrounding structure, the sleeve pipe includes connecting portion and arranges the ears portion of connecting portion both sides in, two ears portion lower parts be equipped with foot nail complex through-hole, upper portion be equipped with round pin axle complex pinhole, the through-hole coaxial arrangement of two ears portions, the jack catch sets up between two ears portions, the relative connecting portion setting of jack catch.
Furthermore, a clamping groove is formed in the root of the second hook, and the spring is arranged in the clamping groove.
Furthermore, an annular limiting groove is formed in the root of the first hook, and the end of the spring is arranged in the limiting groove.
Furthermore, the inner side of the clamping jaw is of a concave-convex structure.
Further, the lower part through-hole of two ears portion is slotted hole, and the both ends in slotted hole are the semicircle orifice, the inner arc groove of first couple and second couple is semi-circular.
Furthermore, the opening ends of the first hook and the second hook are spherical, and the end face of the clamping groove is an inclined plane.
Further, the length L that articulates the body is 80.5mm, the lower part elongated hole length of two ears portion is 20mm, both ends semicircle orifice diameter is 16.5mm, round pin axle diameter is 3mm, the draw-in groove diameter is 8mm.
The movable foot nail hook provided by the invention has the beneficial effects that: compared with the prior art, the movable foot nail hook can be sleeved on a foot nail of an iron tower main body through the sleeve, the foot nail is clamped by the clamping mechanism, the sleeve can be ensured to be firmly sleeved on the foot nail, the anti-falling rope sequentially penetrates through the opening hook at one end of the hooking body, and the safety factor of an operator in the process of climbing the iron tower can be improved. The invention has the advantages of low manufacturing cost, quick installation, detachability and recycling use, and avoids the phenomena of corrosion and theft caused by long-time working in outdoor working environment.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic view of a movable foot peg hook according to an embodiment of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a schematic structural view of the pawl and the first hook in FIG. 1;
FIG. 4 is a left side view of FIG. 3;
FIG. 5 is a schematic view of the sleeve and the second hook of FIG. 1;
FIG. 6 is a left side view of FIG. 5;
FIG. 7 is a diagram illustrating a state of use of the mobile pin hook according to an embodiment of the present invention;
FIG. 8 is a schematic view of a clamping mechanism in a movable staple hanger according to another embodiment of the present invention.
Wherein, in the figures, the various reference numbers:
1-foot nailing; 2-a sleeve; 3-a rope; 4-an opening hook, 41-a first hook and 42-a second hook; 5-clamping mechanism, 51-jaw, 52-spring; 6-pin shaft, 7-through hole, 8-pin hole, 9-clamping groove, 10-limiting groove, 11-top block and 12-torsion spring.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must be in a particular orientation, constructed or operated in a particular orientation, and is not to be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1, 2 and 7, the movable foot peg hook of the present invention will now be described. The movable foot nail hook comprises a hook body, wherein one end of the hook body is provided with a sleeve 2 matched with a foot nail 1, the other end of the hook body is provided with an opening hook 4 matched with a rope 3, and the sleeve 2 is provided with a clamping mechanism 5 used for clamping the foot nail 1.
Compared with the prior art, the movable foot nail hook provided by the invention is sleeved on a foot nail of an iron tower main body through the sleeve, the foot nail is clamped by the clamping mechanism, the sleeve can be ensured to be firmly sleeved on the foot nail, the anti-falling rope penetrates through the opening hook at one end of the hooking body, and the safety belt bound on an operator is matched with the anti-falling rope through the anti-falling self-locking device, so that the safety coefficient of the operator in the process of climbing the iron tower can be improved. Meanwhile, the foot nail is convenient to manufacture, low in cost and quick and convenient to install and detach, can be installed on foot nails of different power facilities as required, achieves the purpose of recycling, and further reduces the manufacturing cost.
Further, referring to fig. 1 to 6 together, as a specific embodiment of the movable foot nail hook provided by the present invention, two opening hooks 4 are provided, which are respectively a first hook 41 and a second hook 42 arranged in parallel, inner arc grooves of the first hook 41 and the second hook 42 correspond to each other vertically, and opening portions are arranged in a staggered manner; the central lines of the inner arc grooves of the first hook 41 and the second hook 42 are perpendicular to the central line of the foot nail 1. The rope that plays the effect of preventing weighing down alternately bypasses the opening of first couple 41 and second couple 42, runs through in the inner arc inslot of first couple 41 and second couple 42, can carry on spacingly with the rope more surely to the rope, avoids the rope to deviate from the opening couple.
As a further preferable structure, the clamping mechanism 5 includes a claw 51 and a spring 52, the claw 51 is rotatably connected with one end of the sleeve 2 through a pin 6, the spring 52 is arranged between the first hook 41 and the second hook 42 and above the pin 6, the claw 51 and the first hook 41 are of an integrated structure, and the sleeve 2 and the second hook 42 are of an integrated structure. The jack catch uses the round pin axle as the pivot, orders about jack catch chucking foot nail through the elasticity of spring, can avoid portable foot nail couple to rock in the use and deviate from the foot nail.
In addition, please refer to fig. 8, the clamping mechanism can also select the top block 11 and the torsion spring 12, the top block 11 is disposed in a blind hole above the sleeve 2 and radially penetrates through the sleeve 2, the other end of the top block 12 contacts with the torsion spring 12, and the elastic handles at the two ends of the torsion spring 12 extend to the outside of the two sides of the sleeve. After the sleeve is sleeved on the foot nail, the foot nail is clamped by the torsion spring and the jacking block, so that the sleeve is prevented from shaking and falling off from the foot nail.
Further, referring to fig. 3 to 6 together, as a specific embodiment of the movable hook for the foot nail according to the present invention, the sleeve 2 is a semi-enclosed structure, the sleeve 2 includes a connecting portion 21 and two lug portions 22 disposed at two sides of the connecting portion 21, the lower portions of the two lug portions 22 are provided with through holes 7 matched with the foot nail 1, the upper portions of the two lug portions 22 are provided with pin holes 8 matched with the pin shaft 6, the through holes 7 of the two lug portions 22 are coaxially arranged, the clamping jaw 51 is disposed between the two lug portions 22, and the clamping jaw 51 is disposed opposite to the connecting portion 21.
Further, referring to fig. 5 and fig. 6, as an embodiment of the movable foot nail hook provided by the present invention, a clamping groove 9 is provided at the root of the second hook 42, and the spring 52 is disposed in the clamping groove 9. Can arrange the spring in the draw-in groove of second couple root in, can be with the help of first couple simultaneously with the spring card between first couple and second couple, the spring can make the jack catch rotate to the inboard through the first couple of extrusion, realizes the chucking to the foot nail.
Further, referring to fig. 3 and 4, as a specific embodiment of the movable foot nail hook according to the present invention, an annular limiting groove 10 is disposed at the root of the first hook 41, and the end of the spring 52 is disposed in the limiting groove 10. The spring is further limited by the limiting groove, and the spring is prevented from being separated.
Further, referring to fig. 3 and 4, as an embodiment of the movable hook for foot nails provided by the present invention, the inner side of the claw 51 is a concave-convex structure for increasing the friction force between the claw and the foot nail. Wherein, tooth-shaped structure or wave structure can be selected for use to the concave-convex structure, and concave-convex structure's inclined plane all is on a parallel with the round pin axle, can take 60 tooth profile angles during the preparation.
Further, referring to fig. 5 and 6 together, as a specific embodiment of the movable hook for foot nails provided by the present invention, the through hole 7 at the lower portion of the dual-ear portion 22 is a long hole, which is more convenient for being sleeved on a foot nail, and two ends of the long hole are semicircular holes, which are convenient for being matched with the foot nail; the inner arc grooves of the first hook 41 and the second hook 42 are semicircular, so that the first hook and the second hook can be conveniently matched with a rope.
Further, referring to fig. 3, 5 and 6, as a specific embodiment of the movable foot nail hook provided by the present invention, the open ends of the first hook 41 and the second hook 42 are spherical to prevent the hands or the surface of the rope from being scratched during the process of hanging the rope, and the end surface of the slot 9 is an inclined surface to reserve a movable amount for the first hook.
The specific manufacturing parameters are as follows: the movable foot nail hook provided by the invention is made of titanium alloy metal materials, so that the strength and the wear resistance can be improved, and the weight can be reduced; the length L that articulates the body is 80.5mm, the lower part elongated hole length B of two ears 22 is 20mm, both ends semicircle orifice diameter D1 is 16.5mm, the round pin axle diameter is 3mm, draw-in groove diameter D2 is 8mm. Wherein, the thickness and the width of first couple 41 and second couple 42 are 5mm, and the thickness of jack catch is 3mm, and the width of sleeve pipe is 9mm, and the thickness of its both sides double ear portion is 3mm.
The use process of the movable foot nail hook provided by the invention is as follows: a plurality of movable foot nail hooks are adjusted on foot nails of an iron tower main body from bottom to top, ropes playing a role of preventing falling are sequentially clamped in the open hooks, a safety belt bound on an operator is connected with the falling prevention ropes through falling prevention self-locking devices, and the operator can safely climb the iron tower up and down.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. Portable foot nail couple, its characterized in that: the foot nail clamping device comprises a hanging body, wherein one end of the hanging body is provided with a sleeve matched with a foot nail, the other end of the hanging body is provided with an open hook matched with a rope, and the sleeve is provided with a clamping mechanism for clamping the foot nail;
the two opening hooks are respectively a first hook and a second hook which are arranged in parallel, the inner arc grooves of the first hook and the second hook are in up-and-down correspondence, and the opening parts are arranged in a staggered manner; the center lines of the inner arc grooves of the first hook and the second hook are perpendicular to the center line of the foot nail;
the clamping mechanism comprises a clamping jaw and a spring, the clamping jaw is rotatably connected with one end of the sleeve through a pin shaft, the spring is arranged between the first hook and the second hook and above the pin shaft, the clamping jaw and the first hook are of an integrated structure, and the sleeve and the second hook are of an integrated structure;
the sleeve is of a semi-surrounding structure and comprises a connecting part and double lug parts arranged on two sides of the connecting part, through holes matched with the foot nails are formed in the lower parts of the two double lug parts, pin holes matched with the pin shafts are formed in the upper parts of the two double lug parts, the through holes of the two double lug parts are coaxially arranged, the clamping jaws are arranged between the two double lug parts, and the clamping jaws are arranged opposite to the connecting part;
the root part of the second hook is provided with a clamping groove, and the spring is arranged in the clamping groove;
the root part of the first hook is provided with an annular limiting groove, and the end part of the spring is arranged in the limiting groove;
the inside of the clamping jaw is of a concave-convex structure.
2. The portable spike hanger of claim 1 wherein: the lower through holes of the double-lug parts are elongated holes, two ends of each elongated hole are semicircular holes, and the inner arc grooves of the first hook and the second hook are semicircular.
3. The portable foot peg hook of claim 1, wherein: the open ends of the first hook and the second hook are spherical, and the end face of the clamping groove is an inclined plane.
4. The portable spike hanger of claim 1 wherein: the length L that articulates the body is 80.5mm, the lower part elongated hole length B of two ears portion is 20mm, both ends semicircle orifice diameter D1 is 16.5mm, the round pin axle diameter is 3mm, draw-in groove diameter D2 is 8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711248154.2A CN107998624B (en) | 2017-11-30 | 2017-11-30 | Movable foot nail hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711248154.2A CN107998624B (en) | 2017-11-30 | 2017-11-30 | Movable foot nail hook |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107998624A CN107998624A (en) | 2018-05-08 |
| CN107998624B true CN107998624B (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711248154.2A Active CN107998624B (en) | 2017-11-30 | 2017-11-30 | Movable foot nail hook |
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| Country | Link |
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| CN (1) | CN107998624B (en) |
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| CN108980188A (en) * | 2018-09-18 | 2018-12-11 | 潍坊华高信息科技有限公司 | A kind of equipment that steel tower construction is connected with auxiliary bolt |
| CN109663227A (en) * | 2018-12-20 | 2019-04-23 | 温州大学 | A kind of hand-held safety hook of the escape ladder promoted for villages within the city's fire-fighting |
| CN110393869B (en) * | 2019-07-10 | 2023-12-22 | 国家电网有限公司 | Protection device for power transmission line climbing pole tower |
| CN111687854B (en) * | 2020-06-12 | 2021-07-06 | 国网湖南省电力有限公司 | Climbing end of manned robot climbing along iron tower foot nails |
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| CN107998624A (en) | 2018-05-08 |
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