CN210933503U - High-voltage transmission line iron tower falling prevention device with differential self-locking device - Google Patents
High-voltage transmission line iron tower falling prevention device with differential self-locking device Download PDFInfo
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- CN210933503U CN210933503U CN201921810015.9U CN201921810015U CN210933503U CN 210933503 U CN210933503 U CN 210933503U CN 201921810015 U CN201921810015 U CN 201921810015U CN 210933503 U CN210933503 U CN 210933503U
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Abstract
The utility model discloses a take high tension transmission line iron tower anti-falling device of differential auto-lock ware, include: an iron tower; the climbing frame is fixedly arranged on the tower body of the iron tower from bottom to top; be equipped with anti-falling device on the iron tower, anti-falling device includes: the differential self-locking device comprises a fixed end and a using end, wherein the fixed end is fixed at the top end of the climbing frame or the top end of the tower body; and one end of the safety rope is connected with the using end of the differential self-locking device, and the other end of the safety rope is detachably connected to the lower part of the tower body through a fixing device. Compared with the prior art, the utility model discloses not only can control the maintainer because of the unexpected speed that drops down, can play the effect of preventing the maintainer at any time at the maintainer climbing in-process moreover.
Description
Technical Field
The utility model relates to a take high tension transmission line iron tower anti-falling device of differential auto-lock ware belongs to iron tower and overhauls technical field.
Background
In the maintenance and vacancy operation activities of the iron tower of the power transmission line, the iron tower is frequently required to be climbed. The anti-falling mode of the current maintainers is as follows: when climbing to an iron tower operation place, a maintainer fixedly connects a safety belt to the iron tower and then starts to operate. The disadvantages of this approach are: when a worker mistakenly operates to cause a fall, the falling height cannot be effectively controlled, and the iron tower is an irregular geometric body from top to bottom, so that a human body easily touches tower body and tower materials to be injured. In addition, the maintenance personnel need to climb to the operation position to fix the safety belt, and the maintenance personnel are easy to fall down and hurt in the process of climbing the iron tower, particularly the process of climbing the tower body.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the utility model provides a take high tension transmission line iron tower anti-falling device of differential auto-lock ware to solve present maintainer and do not have the protection in the process of climbing the iron tower to and easily lead to injured's problem because of the speed is too fast that drops.
The technical scheme of the utility model is that: the utility model provides a take high tension transmission line iron tower anti-falling device of differential auto-lock ware, includes:
an iron tower;
the climbing frame is fixedly arranged on the tower body of the iron tower from bottom to top;
be equipped with anti-falling device on the iron tower, anti-falling device includes:
the differential self-locking device comprises a fixed end and a using end, wherein the fixed end is fixed at the top end of the climbing frame or the top end of the tower body;
and one end of the safety rope is connected with the using end of the differential self-locking device, and the other end of the safety rope is detachably connected to the lower part of the tower body through a fixing device.
Preferably, one end of the safety rope close to the fixing device is provided with a hanging ring.
Preferably, fixing device includes the apron, and sets up the lid of body of the tower lower part, the apron passes through the bolt fastening on the lid, be equipped with on the apron and be suitable for holding the via hole of safety rope, the diameter of link is greater than the diameter of via hole.
Preferably, the number of the bolts is two, screw holes are formed in the cover plate and the cover body on two sides of the through hole, and the bolts are screwed into the screw holes to fix the cover plate on the cover body.
Preferably, the fixed end of the differential self-locking device is a hook, and a hanging hole is correspondingly arranged at the top end of the climbing frame or the tower body.
The utility model has the advantages that: the utility model discloses a set up differential auto-lock ware on the iron tower, and fix differential auto-lock ware and safety rope always on the iron tower, when needs overhaul the iron tower, the maintainer stands the iron tower bottom earlier, the safety belt is worn to the body, and pull down fixing device, take off the safety rope and be connected with the safety belt, then the maintainer is along with climbing the iron tower on, climb up the in-process, the safety rope is withdrawed gradually in the differential auto-lock ware, when the maintainer accident falls, it drops down to drive the safety rope, when the falling speed that the differential auto-lock ware detected the safety rope exceeds the setting value, then make it not fall again with safety rope locking, make the maintainer unlikely fall too fast, and then guaranteed maintainer's safety. After the overhaul of the maintainer is finished, the safety rope is gradually stretched in the process of moving downwards along with the climbing frame, and when the safety rope moves downwards to the bottom of the tower body, the safety rope is separated from the safety belt, and the safety rope is fixed on the tower body through the fixing device so as to be used next time. Compared with the prior art, the utility model discloses not only can control the maintainer because of the unexpected speed that drops down, can play the effect of protecting at any time at the maintainer climbing in-process moreover. And the differential self-locking device and the safety rope are always fixed on the iron tower, so that the iron tower is very convenient to overhaul quickly, and the overhaul efficiency is improved.
Drawings
Fig. 1 is a schematic view of a high-voltage transmission line iron tower anti-falling device in one embodiment;
FIG. 2 is a schematic view of the connection between the differential speed self-locker and the tower of FIG. 1;
FIG. 3 is a cross-sectional view of the fixture;
FIG. 4 is a plan view of the fixture;
description of reference numerals: the tower comprises a tower body 1, a climbing frame 2, a differential self-locking device 3, a safety rope 4, a fixing device 5, a hook 6, a hanging hole 7, a hanging ring 41, a cover plate 51, a cover body 52, a through hole 53 and a bolt 54.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 4, the anti-falling device for a high-voltage transmission line iron tower in the present embodiment includes an iron tower, a climbing frame 2, a differential self-locking device 3, a safety rope 4, and a fixing device 5.
The iron tower comprises a tower body 1, wherein the tower body 1 is almost vertical, and mainly plays a role in supporting a wire cross arm of the iron tower. Through a lot of work, it is found that the worker mainly drops from the tower body 1 during the climbing process, and therefore it is necessary to ensure the safety of the worker during the climbing process of the tower body 1.
The climbing frame 2 is used as a main tool for a maintainer to climb the iron tower. Climbing frame 2 is fixed the setting on the body of the tower 1 of iron tower from lower to upper, and the workman climbs the iron tower upper end from climbing frame 2 during the maintenance, then overhauls the iron tower. The climbing frame 2 is a universal tool on the iron tower and will not be described in detail here.
The differential self-locking device 3 comprises a fixed end and a using end, wherein the fixed end is fixed at the top end of the climbing frame 2 or the top end of the tower body 1. The main function of the differential self-locker 3 is to limit the falling speed of the safety rope 4 when the safety rope 4 falls. The differential self-locker 3 is a common tool and will not be described in detail herein. Specifically, the fixed end of the differential self-locking device 3 is a hook 6, a hanging hole 7 is correspondingly arranged at the top end of the climbing frame 2 or the tower body 1, and the hook 6 is hung in the hanging hole 7 to realize the connection and fixation of the two.
Normally, the safety line 4 is fixed to the lower part of the tower 1 by a fixing device 5. When the iron tower needs to be overhauled, an overhaul personnel firstly stands at the bottom of the iron tower, wears a safety belt, detaches the fixing device 5, takes down the safety rope 4 and is connected with the safety belt (the hook 6 of the safety belt is connected and fixed with the hanging ring 41 on the safety rope 4), then the overhaul personnel climb onto the iron tower along with the climbing frame 2, in the ascending climbing process, the safety rope 4 is gradually taken back into the differential self-locking device 3, when the overhaul personnel accidentally fall, the safety rope 4 is driven to fall down, when the differential self-locking device 3 detects that the falling speed of the safety rope 4 exceeds a set value, the safety rope 4 is locked to be prevented from falling, the overhaul personnel cannot fall too fast, and the safety of the overhaul personnel is ensured.
After the overhaul of the maintainer is finished, the maintainer gradually stretches the safety rope 4 in the process of moving down along with the climbing frame 2, and when moving down to the bottom of the tower body 1, the safety rope 4 is separated from the safety belt, and the safety rope 4 is fixed on the tower body 1 through the fixing device 5 so as to be used next time.
And the fixing device 5 is mainly used for fixing the safety rope 4. Including apron 51 and lid 52, lid 52 fixed connection is on body of tower 1, is equipped with the via hole 53 that is suitable for holding safety rope 4 on apron 51, and the diameter of link 41 is greater than the diameter of via hole 53 on the safety rope 4 to guarantee that safety rope 4 can not break away from fixing device 5 after fixing in via hole 53. The cover plate 51 is fixed to the cover 52 by bolts 54. Specifically, the number of the bolts 54 is two, and screw holes are provided on the cover plate 51 and the cover 52 on both sides of the through hole 53, and the bolts 54 are screwed into the screw holes to fix the cover plate 51 to the cover 52.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (5)
1. The utility model provides a take high tension transmission line iron tower anti-falling device of differential auto-lock ware, includes:
an iron tower;
the climbing frame (2), the climbing frame (2) is fixedly arranged on the tower body (1) of the iron tower from bottom to top;
its characterized in that be equipped with anti-falling device on the iron tower, anti-falling device includes:
the differential self-locking device (3) comprises a fixed end and a using end, wherein the fixed end is fixed at the top end of the climbing frame (2) or the top end of the tower body (1);
safety rope (4), safety rope (4) one end with the use end of differential auto-lock ware (3) is connected, the other end of safety rope (4) passes through fixing device (5) and can dismantle the connection in the lower part of body of the tower (1).
2. The device for preventing the falling of the iron tower of the high-voltage transmission line according to the claim 1 is characterized in that one end of the safety rope (4) close to the fixing device (5) is provided with a hanging ring (41).
3. The anti-falling device for the high-voltage transmission line tower as claimed in claim 2, wherein the fixing device (5) comprises a cover plate (51) and a cover body (52) arranged at the lower part of the tower body (1), the cover plate (51) is fixed on the cover body (52) through a bolt (54), a through hole (53) suitable for accommodating the safety rope (4) is formed in the cover plate (51), and the diameter of the hanging ring (41) is larger than that of the through hole (53).
4. The anti-falling device for the high-voltage transmission line tower as claimed in claim 3, wherein the number of the bolts (54) is two, screw holes are formed in the cover plate (51) and the cover body (52) on two sides of the through hole (53), and the bolts (54) are screwed into the screw holes to fix the cover plate (51) on the cover body (52).
5. The anti-falling device for the high-voltage transmission line iron tower as claimed in any one of claims 1 to 4, wherein the fixed end of the differential self-locking device (3) is a hook (6), and a hanging hole (7) is correspondingly arranged at the top end of the climbing frame (2) or the tower body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921810015.9U CN210933503U (en) | 2019-10-25 | 2019-10-25 | High-voltage transmission line iron tower falling prevention device with differential self-locking device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921810015.9U CN210933503U (en) | 2019-10-25 | 2019-10-25 | High-voltage transmission line iron tower falling prevention device with differential self-locking device |
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| CN210933503U true CN210933503U (en) | 2020-07-07 |
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| CN201921810015.9U Active CN210933503U (en) | 2019-10-25 | 2019-10-25 | High-voltage transmission line iron tower falling prevention device with differential self-locking device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110639139A (en) * | 2019-10-25 | 2020-01-03 | 中国电建集团贵州电力设计研究院有限公司 | High-voltage transmission line iron tower anti-falling device with differential self-locking device and method |
| CN114100007A (en) * | 2021-10-27 | 2022-03-01 | 中国铁塔股份有限公司四川省分公司 | Communication iron tower construction safety anti-falling combined device and use method thereof |
-
2019
- 2019-10-25 CN CN201921810015.9U patent/CN210933503U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110639139A (en) * | 2019-10-25 | 2020-01-03 | 中国电建集团贵州电力设计研究院有限公司 | High-voltage transmission line iron tower anti-falling device with differential self-locking device and method |
| CN110639139B (en) * | 2019-10-25 | 2024-01-23 | 中国电建集团贵州电力设计研究院有限公司 | Anti-falling device and method for high-voltage transmission line iron tower with differential self-locking device |
| CN114100007A (en) * | 2021-10-27 | 2022-03-01 | 中国铁塔股份有限公司四川省分公司 | Communication iron tower construction safety anti-falling combined device and use method thereof |
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