CN201783107U - High-altitude work falling prevention device with mechanical recognition function - Google Patents
High-altitude work falling prevention device with mechanical recognition function Download PDFInfo
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- CN201783107U CN201783107U CN2010201265914U CN201020126591U CN201783107U CN 201783107 U CN201783107 U CN 201783107U CN 2010201265914 U CN2010201265914 U CN 2010201265914U CN 201020126591 U CN201020126591 U CN 201020126591U CN 201783107 U CN201783107 U CN 201783107U
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- Prior art keywords
- guide rail
- self
- locking device
- recognition function
- groove
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- 230000002265 prevention Effects 0.000 title abstract 5
- 238000005096 rolling process Methods 0.000 claims description 8
- 230000001174 ascending effect Effects 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 3
- 241000826860 Trapezium Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 206010057071 Rectal tenesmus Diseases 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 208000012271 tenesmus Diseases 0.000 description 1
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Abstract
The utility model provides a high-altitude work falling prevention device with a mechanical recognition function, which comprises a guide rail and a self-locking device. The self-locking device includes a casing and a brake plate; the brake plate is hinged with the casing by the aid of a hinge shaft; a guide rail through groove is arranged in the casing; the casing is sleeved on the guide rail by the aid of the guide rail through groove; a safety belt hole is arranged at the tail of the brake plate; and the head of the brake plate is in surface contact with the guide rail when the tail of the brake plate is downwardly pulled. The high-altitude work falling prevention device is characterized in that the falling prevention device is provided with the mechanical recognition module consisting of a recognition boss and a recognition groove, the recognition boss is arranged at the tail of the self-locking device, the recognition groove is arranged on the guide rail, and the self-locking device matches with the guide rail by the aid of the boss and the groove which correspond to each other, so that an operator can confirm whether the guide rail matches with the self-locking device or not on a site. The high-altitude work falling prevention device with the mechanical recognition function allows the operator to check whether the guide rail matches with the self-locking device or not before ascending a height, and can ensure personal safety of the ascending operator by the aid of recognition of matching of the self-locking device with the guide rail.
Description
Technical field
The utility model relates to fall arrest lifesaving technical field of safety devices, especially relates to being used for the work high above the ground personnel when falling accident takes place moving process, can prevent the device that falls automatically.
Background technology
Ascend operation is used frequent, owing to do not have reliable fall arrest safety precautions, so falling accident takes place in high-rise working often.China power industry regulation, ascend operation must not lose the safety belt protection, and in fact, and safety belt can't play a role when mobile on shaft tower, so shaft tower operation anti-fall device arises at the historic moment.At present the self-locking device and the guide rail size of domestic each manufacturer production differ, and the guide rail of installing on the same working line may be a kind of incessantly, cause the situation of security incident also to happen occasionally because of ascend operation personnel carelessness causes the self-locking device that carries and guide rail not to match.
Therefore, be necessary to design a kind of fall protection device for working at height with mechanical recognition function that can overcome above-mentioned shortcoming, to satisfy the ascend operation security needs.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of fall protection device for working at height with mechanical recognition function is provided, and this device is more safe and reliable, can guarantee operating personnel's safety.
The technical scheme that the utility model adopted is: a kind of fall protection device for working at height with mechanical recognition function, comprise guide rail and self-locking device, self-locking device comprises housing and keep plate, keep plate is hinged by hinge and housing, be provided with the guide rail groove in the housing, housing is enclosed within on the guide rail by the guide rail groove, it is with holes that the afterbody of keep plate is provided with safety, when the afterbody of keep plate is pulled down, its head contacts with guide pass, it is characterized in that, described falling proof device has mechanical identification module, the machinery identification module is made up of the identification boss of self-locking device afterbody and the identification groove on the guide rail, and self-locking device and guide rail mate by corresponding boss and groove, so that the operating personnel can confirm immediately at the scene whether guide rail mates.The technique effect that brings thus is at least: this fall protection device for working at height with mechanical recognition function, can make the operating personnel can check before ascending a height whether guide rail and self-locking device mate, by the matching of identification self-locking device and guide rail, can guarantee the personnel's of ascending a height personal safety.
Aforesaid fall protection device for working at height with mechanical recognition function is characterized in that: described keep plate is that rotate at the center with the hinge, and its head is cam-shaped.The technique effect that brings thus is at least: the head of described keep plate is cam-shaped, can make self-locking device effective locking on guide rail, and the pressure ratio that provides is bigger, and locking is effective.
Aforesaid fall protection device for working at height with mechanical recognition function is characterized in that: on the hinge between described keep plate and housing torque spring is installed.The technique effect that brings thus is at least: described torque spring can provide self-lock force, make self-locking device under static state its keep plate contact with guide pass with the location.
Aforesaid fall protection device for working at height with mechanical recognition function is characterized in that: the top of described housing is provided with Rolling bearing, and the center of Rolling bearing is provided with the bearing pin that is fixed on the housing.The technique effect that brings thus is at least: described Rolling bearing can make self-locking device slide on guide rail flexibly.
Aforesaid fall protection device for working at height with mechanical recognition function is characterized in that: described guide rail is a T shape guide rail.The technique effect that brings thus is at least: the guide rail in T type cross section has the deicing of being convenient to, removes characteristics such as filth and on-the-spot installation, the icing and the filthy outside that all is positioned at T type interface guide rail, than the rectangle and trapezium channel section guide rail, the operating personnel can remove filth and the icing that general tool is removed guide rail surface easily.
The beneficial effects of the utility model are: the utility model compared with prior art by discerning the matching of self-locking device and guide rail, can make the personnel of ascending a height can check before ascending a height whether guide rail and self-locking device mate, thereby guarantee the personnel's of ascending a height personal safety.
Description of drawings
Fig. 1 is the structural representation of the utility model falling proof device.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the utility model self-locking device vertical view.
Fig. 5 is the utility model guide rail schematic diagram.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail.
Among the figure, 1: housing; 2: keep plate; 3: safety is with holes; 4: hinge; 5: Rolling bearing; 6: bearing pin; 7: the guide rail groove; 8: the torque spring head; 9: self-locking device machinery identification boss; 10: guide rail; 11: guide mechanism identification groove.
The utility model relates to a kind of fall protection device for working at height with mechanical recognition function, be used for the work high above the ground of industries such as electric power, telecommunication, chemical industry, building, set forth the utility model below in conjunction with Fig. 1～Fig. 5 with specific embodiment, but do not limit the utility model.
A kind of fall protection device for working at height with mechanical recognition function comprises guide rail 10 and self-locking device.Self-locking device comprises housing 1 and keep plate 2, and keep plate 2 is hinged by hinge 4 and housing 1.Be provided with guide rail groove 7 in the housing 1, housing 1 is enclosed within on the guide rail 10 by guide rail groove 7, and self-locking device can move up and down along guide rail 10.It is with holes 3 that the afterbody of keep plate 2 is provided with safety, in order to fasten the safety belt and human body links.When the afterbody of keep plate 2 was pulled down, its head contacted with 10 on guide rail.
Keep plate 2 is that rotate at the center with hinge 4, and its head can be cam-shaped.The technique effect that brings thus is at least: can make self-locking device effective locking on guide rail, the pressure ratio that provides is bigger, and locking is effective.
For make self-locking device under static state its keep plate 2 contact with guide pass with the location, can be on the hinge 4 of 1 of keep plate 2 and housing installation torque spring 8.
For self-locking device is slided on guide rail 10 flexibly, the top of housing 1 is provided with Rolling bearing 5, and the center of Rolling bearing 5 is provided with the bearing pin 6 that is fixed on the housing 1.
During personnel's normal operation, keep plate 2 is ascended a height its afterbody upwards with the climbing personnel, and this moment, the cam head of keep plate 2 was the shortest with the distance of hinge 4 towards the guide rail one side, can not contact with guide rail 10; In case personnel fall, the afterbody of keep plate 2 is immediately downward with human body, and this moment, the cam head of keep plate 2 rotated, its distance towards guide rail one side and hinge 4 becomes maximum, thereby block on guide rail 10, make the unlikely continuation of human body to tenesmus, guaranteed the security of operation.
For preventing because of self-locking device and the guide rail 10 generation security incident that do not match, the utility model is provided with mechanical recognition function, the machinery recognition function is made up of with the identification groove 11 on the guide rail the identification boss 9 of self-locking device afterbody, self-locking device and guide rail mate with groove 11 by corresponding boss 9, and the operating personnel can confirm immediately at the scene whether guide rail mates.
For ease of ascending a height, guide rail 10 can be fixed on the step shelves of ladder, or directly makes guide rail with one side handrail of ladder, also can adopt both sides to be provided with the single guide rail of pin nail bar as step.
The beneficial effects of the utility model are: the utility model compared with prior art by identifying the matching of self-locking device and guide rail, can make the personnel of ascending a height can check before ascending a height whether guide rail and self-locking device mate, thereby guarantee the personnel's of ascending a height personal safety.
Claims (5)
1. fall protection device for working at height with mechanical recognition function, comprise guide rail and self-locking device, self-locking device comprises housing and keep plate, keep plate is hinged by hinge and housing, be provided with the guide rail groove in the housing, housing is enclosed within on the guide rail by the guide rail groove, it is with holes that the afterbody of keep plate is provided with safety, when the afterbody of keep plate is pulled down, its head contacts with guide pass, it is characterized in that, described falling proof device has mechanical identification module, the machinery identification module is made up of the identification boss of self-locking device afterbody and the identification groove on the guide rail, and self-locking device and guide rail mate by corresponding boss and groove.
2. the fall protection device for working at height with mechanical recognition function according to claim 1 is characterized in that: described keep plate is that rotate at the center with the hinge, and its head is cam-shaped.
3. the fall protection device for working at height with mechanical recognition function according to claim 1 is characterized in that: on the hinge between described keep plate and housing torque spring is installed.
4. the fall protection device for working at height with mechanical recognition function according to claim 1 is characterized in that: the top of described housing is provided with Rolling bearing, and the center of Rolling bearing is provided with the bearing pin that is fixed on the housing.
5. the fall protection device for working at height with mechanical recognition function according to claim 1 is characterized in that: described guide rail is a T shape guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201265914U CN201783107U (en) | 2010-03-09 | 2010-03-09 | High-altitude work falling prevention device with mechanical recognition function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201265914U CN201783107U (en) | 2010-03-09 | 2010-03-09 | High-altitude work falling prevention device with mechanical recognition function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201783107U true CN201783107U (en) | 2011-04-06 |
Family
ID=43815092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201265914U Expired - Fee Related CN201783107U (en) | 2010-03-09 | 2010-03-09 | High-altitude work falling prevention device with mechanical recognition function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201783107U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102755702A (en) * | 2012-07-11 | 2012-10-31 | 中国能源建设集团广东省电力设计研究院 | Clamp type self-lock equipment |
| CN102755701A (en) * | 2012-07-11 | 2012-10-31 | 中国能源建设集团广东省电力设计研究院 | Lateral pressure type self-locking device |
| CN103619417A (en) * | 2011-06-27 | 2014-03-05 | 日本日联海洋株式会社 | Fall prevention device and tank for floating body structure |
| CN106110535A (en) * | 2015-03-05 | 2016-11-16 | 齐德公司 | The fixture on the rope of cam is loaded equipped with the spring improved |
| CN107952189A (en) * | 2017-11-09 | 2018-04-24 | 国网山东省电力公司临沂供电公司 | Anti-fall device for pole tower operation |
-
2010
- 2010-03-09 CN CN2010201265914U patent/CN201783107U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103619417A (en) * | 2011-06-27 | 2014-03-05 | 日本日联海洋株式会社 | Fall prevention device and tank for floating body structure |
| CN102755702A (en) * | 2012-07-11 | 2012-10-31 | 中国能源建设集团广东省电力设计研究院 | Clamp type self-lock equipment |
| CN102755701A (en) * | 2012-07-11 | 2012-10-31 | 中国能源建设集团广东省电力设计研究院 | Lateral pressure type self-locking device |
| CN102755701B (en) * | 2012-07-11 | 2014-11-19 | 中国能源建设集团广东省电力设计研究院 | Lateral pressure type self-locking device |
| CN102755702B (en) * | 2012-07-11 | 2014-11-19 | 中国能源建设集团广东省电力设计研究院 | Clamp type self-lock equipment |
| CN106110535A (en) * | 2015-03-05 | 2016-11-16 | 齐德公司 | The fixture on the rope of cam is loaded equipped with the spring improved |
| CN106110535B (en) * | 2015-03-05 | 2021-03-09 | 齐德公司 | Clamp on a rope equipped with an improved spring-loaded cam |
| CN107952189A (en) * | 2017-11-09 | 2018-04-24 | 国网山东省电力公司临沂供电公司 | Anti-fall device for pole tower operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANXI ELECTRIC POWER CORPORATION STATE ELECTRIC N Effective date: 20130626 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Du Zhongdong Inventor after: Zhao Yunfeng Inventor after: Fan Xiaoxing Inventor after: Cai Wei Inventor after: Wang Linong Inventor after: Hu Jianxun Inventor after: Zhang Bing Inventor after: Liu Huanhuan Inventor after: Ye Zheng Inventor after: Chen Qi Inventor after: Liu Renkai Inventor before: Du Zhongdong Inventor before: Cai Wei Inventor before: Wang Linong Inventor before: Hu Jianxun Inventor before: Zhang Bing Inventor before: Liu Huanhuan Inventor before: Ye Zheng Inventor before: Chen Qi |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: DU ZHONGDONG CAI WEI WANG LINONG HU JIANXUN ZHANG BING LIU HUANHUAN YE ZHENG CHEN QI TO: DU ZHONGDONG CAI WEI WANG LINONG HU JIANXUN ZHANG BING LIU HUANHUAN YE ZHENG CHEN QI LIU RENKAI ZHAO YUNFENG FAN XIAOXING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130626 Address after: 430074 Hubei Province, Wuhan city Hongshan District Luoyu Road No. 143 Patentee after: Wuhan Nari Limited Liability Company of State Grid Electric Power Research Institute Patentee after: Shanxi Electric Power Comany Patentee after: State Grid Corporation of China Address before: 430074 Hubei Province, Wuhan city Hongshan District Luoyu Road No. 143 Patentee before: Wuhan Nari Limited Liability Company of State Grid Electric Power Research Institute |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110406 Termination date: 20180309 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |