CN102441244B - Anti-fall hook - Google Patents
Anti-fall hook Download PDFInfo
- Publication number
- CN102441244B CN102441244B CN201110134708.2A CN201110134708A CN102441244B CN 102441244 B CN102441244 B CN 102441244B CN 201110134708 A CN201110134708 A CN 201110134708A CN 102441244 B CN102441244 B CN 102441244B
- Authority
- CN
- China
- Prior art keywords
- hook
- crank
- fixed
- corner
- hanger bulk
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000005476 soldering Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000003466 welding Methods 0.000 abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 210000000707 wrist Anatomy 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
The invention relates to an anti-fall hook. The upper part of a hook body is provided with a hook bracket; the hook is fixed on the hook body by the hook bracket through a pin shaft; a guiding nut is connected with an upper bracket hole on the middle part of the hook body; a connecting plate and a ribbed plate are fixed on the upper bracket on the middle part and a lower hook on the lower part of the hook body by using an electric welding method; the upper part of a screw is connected with the hook through the pin shaft; a transmission wheel is fixed on the guiding nut on the lower part of the screw through a ring and a nut; a crank shaft is connected through a crank sleeve hole; a crank shaft pin is fixed on the crank shaft; a crank sleeve is fixed to the crank hinge by using an electric welding method; and the crank hinge is connected with a hinge hole of the connecting plate through a pin shaft. The anti-fall hook has the advantages that: an opening formed by the included angle of the hook is adjustable, so that the hook can be prevented from moving on a cable; the included angle of axes of two transmission gears is adjustable, so that the anti-fall hook can be suitable for locking at different positions; and the anti-fall hook has a simple structure and is convenient to operate.
Description
[technical field]
The present invention relates to power maintenance technology field, specifically, is a kind of Anti-fall hook.
[background technology]
Chinese Patent Application No. 200820178737.2 relates to falling proof device, and it is by being fixed on high-strength expansion bolt on body of wall and being fixed on the inner core of expansion bolt or forming with the high strength retainer ring of the inner core one of expansion bolt.The utility model is fixed on to the correct position at wall bushing of substation place, hook on the safety belt that operating personnel uses can firmly be hung thereon, to guarantee operating personnel's personal safety, simple in structure, mechanical strength is high, and easily the extension of safety belt enters and takes, safe and convenient to use, install succinctly, be widely used in various wall bushing of substations place upkeep operation.
Chinese Patent Application No. 200920178613.9 relates to fall protection, belongs to high-altitude safe operation technique field.It consists of fixed cover, connecting band, flexible connection ring and hook, is connected with a flexible connection encircles on fixed cover by connecting band, is set with a rotating hook on it, and band spring self-lock pin is housed on hook; Elasticity binder is housed on described hook, and fixed cover can be made Wrist-guard structure or Waistband structure; By fixed cover, be enclosed within wrist or tie up to loins, because the hook being connected with instrument can arbitrarily rotate, when instrument uses, nimbly and freely, not being affected; When instrument can be hung on wrist or waist again during landing accidentally from hand, make its not Crater face; Thoroughly solved when work high above the ground and crashed into ground because fortuitous event causes instrument to be slipped out of the hand, make the personnel on ground or the problem that article come to harm, can be applicable to variously as the fall arrest of the instruments such as spanner, clamp, screwdriver, and simple in structure, use easy to carry.
Chinese Patent Application No. 201020178155.1 relates to falling-preventing safe hanger, comprise the U-shaped hanger bulk (2) with gate (1), one end of described gate (1) is by movable being connected with hanger bulk (2) tail end of rotational pin (3), on rotational pin (3), be provided with return torsion spring (4), it is characterized in that: at described hanger bulk (2) tail end, be provided with the hollow action bars (5) being fixedly connected with tail end, in hollow action bars (5) and hanger bulk (2) tail end junction, be provided with connecting ring (6), have simple in structure, advantage easy and simple to handle, simultaneously, adopt this hook not only can climb extra-high voltage iron tower, and this hook has just increased the opening size of hanger bulk, extended the length of hanger bulk, and do not increase the gear of body, so just make hanger bulk weight lighter.
Along with the development of power industry, electrical network, power transmission and transformation station get more and more, and line maintenance workload in high-altitude increases, and former hook is without anti-degeneration function, and hook easily moves on cable, has a strong impact on high-altitude working safety.For addressing the above problem, the invention provides the applicable various cables from φ 13mm to φ 40mm of a kind of energy.Easy to operate, locking can be rotated with crank shaft position within the scope of 60 degree, and the cable of locking all size, guarantees high-altitude working safety.
[summary of the invention]
The object of the invention is to overcome the deficiencies in the prior art, a kind of Anti-fall hook is provided.
The object of the invention is to be achieved through the following technical solutions:
A kind of Anti-fall hook, on the top of hanger bulk, be provided with hook support 3, hook support 3 is fixed on hook 2 in hanger bulk by bearing pin 1, guiding nut 4 is connected with upper bracket 5 holes at hanger bulk middle part, joint cover 10 and gusset 11 adopt electric soldering method to be fixed on the upper bracket 5 at hanger bulk middle part and the lower draw-bar 12 of bottom, screw rod 6 tops 2 are connected by bearing pin and hook, screw rod 6 bottoms by enclosing 8, nut 9 is fixed on drive 7 on guiding nut 4; Crank shaft 14 is connected by crank handle sleeve barrel 15 holes, and crank pivot pin 13 is fixed on crank shaft 14; Crank handle sleeve barrel 15 adopts electric soldering method to fix with crank hinge 19, and crank hinge 19 is connected by bearing pin 20 and the pan of joint cover 10; Between upper bracket 5 and crank handle sleeve barrel 15, be provided with corner guide rail 16 and corner location-plate 18, corner guide rail 16 is provided with a corner locator 17, the ball of corner locator 17 inside withstands the locating hole on corner location-plate 18 by spring, and corner location-plate is fixed, the angle of the crank shaft 14 of locking.
Compared with prior art, good effect of the present invention is:
(1) the hook angle opening of Anti-fall hook of the present invention is adjustable, can prevent that hook from moving at cable;
(2) axis angle of two travelling gears of the present invention is adjustable, can be adapted at diverse location locking;
(3) of the present invention simple in structure, easy to operate.
[accompanying drawing explanation]
Fig. 1 structural representation of the present invention;
Fig. 2 A-A view of the present invention.
[specific embodiment]
The specific embodiment of a kind of Anti-fall hook of the present invention is below provided.
Embodiment 1
Refer to attached Fig. 1 and 2, a kind of Anti-fall hook, on the top of hanger bulk, be provided with hook support 3, hook support 3 is fixed on hook 2 in hanger bulk by bearing pin 1, guiding nut 4 is connected with upper bracket 5 holes at hanger bulk middle part, joint cover 10 and gusset 11 adopts electric soldering methods to be fixed on the upper bracket 5 at hanger bulk middle part and the lower draw-bar 12 of bottom, and screw rod 6 tops are connected by bearing pin and hook 2, screw rod 6 bottoms by enclosing 8, nut 9 is fixed on drive 7 on guiding nut 4; Crank shaft 14 is connected by crank handle sleeve barrel 15 holes, and crank pivot pin 13 is fixed on crank shaft 14; Crank handle sleeve barrel 15 adopts electric soldering method to fix with crank hinge 19, and crank hinge 19 is connected by bearing pin 20 and the pan of joint cover 10; Between upper bracket 5 and crank handle sleeve barrel 15, be provided with corner guide rail 16 and corner location-plate 18, corner guide rail 16 is provided with a corner locator 17, the ball of corner locator 17 inside withstands the locating hole on corner location-plate 18 by spring, and corner location-plate is fixed, the angle of the crank shaft 14 of locking.
When the present invention works: rotate crank shaft 14, rotate and drive guiding nut 4 to rotate by two travelling gears 7, make screw rod 6 down, the opening angle of hook 2 is adjusted to maximum.The hook 2 of anti-degeneration hook is hung on cable.The diverse location required according to operating personnel, adjust the angle of crank shaft, between upper bracket and crank handle sleeve barrel, there are a corner guide rail 16 and corner location-plate 18, on corner guide rail 16, there is a corner locator 17, ball in corner locator withstands the locating hole on corner location-plate by spring, corner location-plate is fixed, the crank shaft angle of locking; Hinge pivot pin 20 is connected with crank shaft 14 by crank hinge 19.Rotate crank shaft 14 and make screw rod 6 up, link up with 2 angle and diminish, clamping cables line, hook can not move at cable, guarantees high-altitude working safety.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, without departing from the inventive concept of the premise; can also make some improvements and modifications, these improvements and modifications also should be considered within the scope of protection of the present invention.
Claims (1)
1. an Anti-fall hook, it is characterized in that, top in hanger bulk is provided with hook support, hook support is fixed on hook in hanger bulk by bearing pin, guiding nut is connected with the upper bracket hole at hanger bulk middle part, joint cover and gusset adopt electric soldering method to be fixed on the upper bracket at hanger bulk middle part and the lower draw-bar of bottom, and screw rod top is connected by bearing pin and hook, and screw rod bottom is fixed on drive on guiding nut by circle, nut; Crank shaft is connected by crank handle sleeve barrel hole, and crank pivot pin is fixed on crank shaft; Crank handle sleeve barrel and crank hinge adopt electric soldering method to fix, and crank hinge is connected by the pan of bearing pin and joint cover;
Between upper bracket and crank handle sleeve barrel, be provided with corner guide rail and corner location-plate, corner guide rail is provided with a corner locator;
The ball of described corner locator inside withstands the locating hole on corner location-plate by spring, corner location-plate is fixed, the angle of the crank shaft of locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110134708.2A CN102441244B (en) | 2011-05-23 | 2011-05-23 | Anti-fall hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110134708.2A CN102441244B (en) | 2011-05-23 | 2011-05-23 | Anti-fall hook |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102441244A CN102441244A (en) | 2012-05-09 |
| CN102441244B true CN102441244B (en) | 2014-03-05 |
Family
ID=46004489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110134708.2A Active CN102441244B (en) | 2011-05-23 | 2011-05-23 | Anti-fall hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102441244B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103247959B (en) * | 2013-03-30 | 2016-01-27 | 国家电网公司 | A kind of fall arrest lead wire and earth wire hooking device of replaceable station |
| CN103566502B (en) * | 2013-10-09 | 2015-12-09 | 国家电网公司 | Line maintenance steps on the overall process fall arrest personal security apparatus of bar |
| CN107007952A (en) * | 2017-03-29 | 2017-08-04 | 温州赛凯劳动防护装备有限公司 | A kind of speed difference automatic controller of the overall deliverance apparatus of band |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101537239A (en) * | 2009-04-23 | 2009-09-23 | 上海市电力公司超高压输变电公司 | Dual-purpose fall protection device for angle iron and glide tack iron tower |
| CN201701664U (en) * | 2010-04-30 | 2011-01-12 | 重庆市电力公司电网检修分公司 | Anti-falling safe hook |
| CN202084845U (en) * | 2011-05-23 | 2011-12-21 | 上海市电力公司 | Anti-falling hook |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4394606B2 (en) * | 2005-04-28 | 2010-01-06 | 藤井電工株式会社 | Hook bracket for high places |
-
2011
- 2011-05-23 CN CN201110134708.2A patent/CN102441244B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101537239A (en) * | 2009-04-23 | 2009-09-23 | 上海市电力公司超高压输变电公司 | Dual-purpose fall protection device for angle iron and glide tack iron tower |
| CN201701664U (en) * | 2010-04-30 | 2011-01-12 | 重庆市电力公司电网检修分公司 | Anti-falling safe hook |
| CN202084845U (en) * | 2011-05-23 | 2011-12-21 | 上海市电力公司 | Anti-falling hook |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102441244A (en) | 2012-05-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. SHANGHAI ENGINEERING UNIV Free format text: FORMER OWNER: SHANGHAI ENGINEERING UNIV. Effective date: 20121015 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20121015 Address after: 200122 Shanghai City, Pudong New Area source deep road, No. 1122 Applicant after: Shanghai Electric Power Corporation Applicant after: State Grid Corporation of China Applicant after: Shanghai University of Engineering Science Address before: 200122 Shanghai City, Pudong New Area source deep road, No. 1122 Applicant before: Shanghai Electric Power Corporation Applicant before: Shanghai University of Engineering Science |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |