CN201058186Y - Rail type protecting device against falling - Google Patents
Rail type protecting device against falling Download PDFInfo
- Publication number
- CN201058186Y CN201058186Y CNU200720121503XU CN200720121503U CN201058186Y CN 201058186 Y CN201058186 Y CN 201058186Y CN U200720121503X U CNU200720121503X U CN U200720121503XU CN 200720121503 U CN200720121503 U CN 200720121503U CN 201058186 Y CN201058186 Y CN 201058186Y
- Authority
- CN
- China
- Prior art keywords
- guide rail
- connecting lever
- self
- locking device
- rail
- 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.)
- Ceased
Links
- 230000001681 protective effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 229910001087 A-4 tool steel Inorganic materials 0.000 abstract description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 4
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 239000000956 alloy Substances 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005479 sherardizing Methods 0.000 abstract 1
- 230000009194 climbing Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 206010057071 Rectal tenesmus Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000003562 lightweight material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 208000012271 tenesmus Diseases 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Emergency Lowering Means (AREA)
Abstract
The utility model discloses a rail-type anti-falling protecting apparatus used in tower operation in power transmission, which comprises a guide rail and a self-locker; wherein, the guide rail is arranged on the tower adopting A4 steel material; the surface of the A4 steel is treated with Zinc powder sherardizing process and the guide rail is strong in corrosion-resistance to meet the requirement of the service life of the tower; the self-locker which can be glidingly nested on the guide rail comprises a right support block, a left support block, an upper turn arm, a lower turn arm and a connect rod; each component is assembled by a connect piece, a double-thread shaft and a connect shaft; a horizontal guide wheel or a vertical guide wheel are respectively arranged on the right and left support blocks, and the guide wheels contact with the guide rail through respective circumference surface; each component adopts high-intensity alloy materials with high wear-resistant capability; the surface of the alloy materials is treated with anti-rust process with high corrosion-resistant capability. The utility model has universal and simple structure, high hanging and using, small lock-up distance, small impact force, no twice injury causing; and the light-weight design of the whole body meets the requirement of safety and reliability, and the portable design further meets the requirement of worker working aloft.
Description
Technical field
The utility model belongs to power system work high above the ground security protection articles for use, is specifically related to a kind of rail mounted fall protection equipment of operation on electric power line pole tower.
Background technology
Along with the nationwide integrated power grid construction in develop rapidly, the operation of being engaged in the transmission and transformation engineering eminence is very frequent, in the construction and operating maintenance climbing of power transmission sequence shaft tower, because iron tower and bar itself do not have the auxiliary equipment of fall arrest.Particularly under adverse weather condition (as rainy season, winter); the staff does not have reliable fall arrest safeguard measure in climbing and descending process; the high-rise working danger close; because of the high-altitude falling accident idol of slipping up or other reasons causes has generation; in case generation and fall in the high-altitude; generally directly cause the personnel death that falls; therefore guarantee that staff's job safety just seems very urgent and necessary; in today of paying attention to " people-oriented ", can develop a cover effectively protection electric operating personnel up and down the equipment of tower safety be extremely important.Potential safety hazard at present domestic power transmission sequence work high above the ground existence, some producers have developed work high above the ground and have climbed self-locking device, but owing to himself product structure function singleness, security reliability is low, anti-corrosion ability and anti-theft capability are weak, actual operability is not strong, carry heaviness, well meeting the market requirement is extensively promoted the use of limited on a large scale.
The utility model content
The purpose of this utility model provides a kind of rail mounted fall protection equipment that is applied to high pressure/extra high voltage network shaft tower work high above the ground.Its guide rail is fixedly mounted on the shaft tower, its self-locking device can slide along track during shaft tower up and down synchronously with personnel, to prevent the human body fall, in case self-locking device loses the traction of human body, self-locking device is locked on the guide rail immediately, and distance of fall is little, and impulsive force is little, do not cause the secondary injury, effectively prevented the injury that accidental fall causes human body.
The technical scheme that the utility model provides is as follows: a kind of rail mounted fall protection equipment, and it comprises guide rail and the self-locking device that is class " T " font, and guide rail is fixedly mounted on the shaft tower, and self-locking device slidably is set on the guide rail.
Described self-locking device comprises right piece, a left side piece, goes up connecting lever, connecting lever, connecting rod, double thread axle and coupking shaft down.
The following hole that described double thread axle passes connecting lever and following connecting lever is connected a right piece, a left side piece, by spring washer, spring washer, slotted nut, the fixing assembling of slotted nut, the last hole that coupking shaft passes connecting lever and following connecting lever is connected connecting rod, by the fixing assembling of snap ring.
The right side in the described self-locking device is established two horizontal guide wheels respectively in the middle of propping up piece, a left side piece lower inside, by the fixing assembling of four thread spindles, two vertical guide wheels are assembled at a right piece, a piece lower inside two ends, a left side respectively, by the fixing assembling of four thread spindles, each guide wheel contacts with guide rail by periphery separately, and the rolling of guide wheel can the fine power of reducing friction.
Described self-locking device adopts crutches arm locking structure, and the profile of last connecting lever and following connecting lever all is class " L " font, and the bottom is the sealed head of rigidity projection, and the surface is provided with coarse rigidity parallel stripes.
Described self-locking device is provided with return element torsion spring, and torsion spring passes the double thread axle sleeve and is connected on the connecting lever.
Each parts of described self-locking device adopt the alloy in lightweight material, and the surface is done anti-corrosive technology and handled, and rust resistance is strong, below its weight 0.6kg, more is applicable to the work high above the ground demand.
Described self-locking device can be set the designing technique parameter of self-locking device with reference to the standard of other security products.
The utility model has solved transmission line construction personnel this problem of unshielded facility when climbing high tower, not only eliminated the transmission line of electricity staff, the potential safety hazard of circuit operation and maintainer's work high above the ground, also the personnel for other ascend operation provide safety device, the fixed installation formula guide rail that adopts, track is non-dismountable, effectively reduce the possibility of pilferage, adopt A4 steel material, and do the sherardise PROCESS FOR TREATMENT, and its anti-wear performance height, rust resistance is strong, reach service life more than 30 years, satisfy the instructions for use in shaft tower life-span, self-locking device is simple in structure general, and the high height of hanging is used, whole light-weight design adapts to its security reliability requirement, its portable design more meets workman's work high above the ground user demand simultaneously, and the product price ratio is very remarkable, has very big promotional value and wide application prospect.
Also in conjunction with the accompanying drawings the utility model is described in further detail below by specific embodiment.
Description of drawings
Fig. 1 is that self-locking device provided by the utility model is installed connection diagram.
Fig. 2 is a self-locking device assembling schematic diagram provided by the utility model.
The specific embodiment
With reference to Fig. 1, shown in Figure 2, the guide rail 18 that is class " T " font is fixedly mounted on the shaft tower, and self-locking device 19 slidably is set on the guide rail 18; Self-locking device 19 by the right side prop up piece 1, a left side piece 2, go up connecting lever 11, connecting lever 12, connecting rod 10, double thread axle 8 and coupking shaft 7 assemblings constitute down; Double thread axle 8 pass connecting lever 11 and down 12 times holes of connecting lever connect a right piece 1 and a left side piece 2, by spring washer 14, spring washer 16, slotted nut 4 and slotted nut 5 fixing assemblings; Connecting rod 10 is plugged on connecting lever 11 and reaches connecting lever 12 tops down, by snap ring 15 and coupking shaft 7 fixing assemblings; For reducing the frictional force between self-locking device 19 and the guide rail 18, a right piece 1, piece 2 an inboard middle and lower part, a left side are assembled two horizontal guide wheels 6 respectively, by the 3 fixing assemblings of four thread spindles, two vertical guide wheels 9 are assembled at a right piece 1, piece 2 an inboard two ends, a left side respectively, by the 13 fixing assemblings of four thread spindles, guide wheel contacts with guide rail 18 by periphery separately; Last connecting lever 11 and following connecting lever 12 profiles are class " L " font, and the bottom is the protruding sealed head of rigidity, and the surface is provided with coarse rigidity parallel stripes.
Self-locking device 19 is provided with return element torsion spring 17, torsion spring 17 passes double thread axle 8 and is socketed on the connecting lever 11, can make device like this under the situation of human body traction, satisfy spring force, gravity and traction equilibrium of forces, the staff is when upwards moving downward, the sealed head of projection does not contact with guide rail 18, and each guide wheel keeps contacting with guide rail 18, realizes that self-locking device 19 is in guide rail 18 cofree slips.
Self-locking device 19 adopts crutches arm locking structure, when losing the human body traction state, the torsion spring 17 of pretension is return immediately, pulling force drives the crutches arm and resets, and the sealed head of rigidity projection contacts with guide rail 18, along with pressure increases sharply, frictional force between sealed head of projection and the guide rail 18 increases sharply, self-locking device 19 is locked on the guide rail 18 immediately, makes self-locking device 19 downward sliding distances less than 5CM, and the staff stops tenesmus in the shortest time beeline.
Claims (3)
1. rail mounted fall protection equipment, comprise rigidity guide rail and self-locking device, guide rail is fixedly mounted on the shaft tower, self-locking device slidably is set on the guide rail, it is characterized in that rigidity guide rail (18) is class " T " font, self-locking device (19) comprises a right side piece (1), a left side piece (2), goes up connecting lever (11), following connecting lever (12) and connecting rod (10); The following hole that double thread axle (8) passes connecting lever (11) and following connecting lever (12) is connected a right piece (1), a left side piece (2), by spring washer (14), spring washer (16), slotted nut (4), the fixing assembling of slotted nut (5), the last hole that coupking shaft (7) passes connecting lever (11) and following connecting lever (12) is connected connecting rod (10), by the fixing assembling of snap ring (15); The inboard middle and lower part of a right piece (1), a left side piece (2) is provided with two horizontal guide wheels (6) respectively, by the fixing assembling of four thread spindles (3); The lower inside two ends of a right piece (1), a left side piece (2) are respectively equipped with two vertical guide wheels (9), and by the fixing assembling of four thread spindles (13), each guide wheel contacts with guide rail (18) by periphery separately.
2. the anti-attached protective device that falls of rail mounted according to claim 1 is characterized in that described connecting lever (11) and the following connecting lever (12) gone up, and profile all is class " L " font, and the bottom is the sealed head of protruding rigidity, and its surface is provided with coarse rigidity parallel stripes
3. rail mounted fall protection equipment according to claim 1 is characterized in that described self-locking device (19) is provided with return element torsion spring (17), and torsion spring (17) passes double thread axle (8) and is socketed on the connecting lever (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720121503XU CN201058186Y (en) | 2007-07-16 | 2007-07-16 | Rail type protecting device against falling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720121503XU CN201058186Y (en) | 2007-07-16 | 2007-07-16 | Rail type protecting device against falling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201058186Y true CN201058186Y (en) | 2008-05-14 |
Family
ID=39406641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720121503XU Ceased CN201058186Y (en) | 2007-07-16 | 2007-07-16 | Rail type protecting device against falling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201058186Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115212484A (en) * | 2022-08-19 | 2022-10-21 | 广东欲丰电器制造有限公司 | Universal guide rail type falling protector and working method thereof |
-
2007
- 2007-07-16 CN CNU200720121503XU patent/CN201058186Y/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115212484A (en) * | 2022-08-19 | 2022-10-21 | 广东欲丰电器制造有限公司 | Universal guide rail type falling protector and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C35 | Partial or whole invalidation of patent or utility model | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20081112 Decision number of declaring invalidation: 12585 |