CN207445385U - One kind steps on bar falling proof device - Google Patents
One kind steps on bar falling proof device Download PDFInfo
- Publication number
- CN207445385U CN207445385U CN201721275778.9U CN201721275778U CN207445385U CN 207445385 U CN207445385 U CN 207445385U CN 201721275778 U CN201721275778 U CN 201721275778U CN 207445385 U CN207445385 U CN 207445385U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- latch segment
- box body
- safety rope
- proof device
- 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.)
- Expired - Fee Related
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Abstract
The utility model is related to electric power apparatus examination facility protection technology fields, specifically one kind steps on bar falling proof device, including box body and up and down through the safety rope of the box body, two inside of box body, which is respectively articulated with, is useful for the locking latch segment I of safety rope and latch segment II, latch segment I and/or the end opposite with locking end of latch segment II are stretched out outside box body, and extension is provided with hook hole；Connecting rod I and connecting rod II are fixedly connected with respectively at locking end in latch segment I and latch segment II, connecting rod I and II end of connecting rod are hinged, flexible restoring organ is also associated in the hinged place of connecting rod I and connecting rod II, which is fixed on above box body.The purpose of this utility model is to provide a kind of safe, simple in structure, easy-operating aloft work anti-falling safe protection devices; it safety device can be slided more freely in shaft tower working at height; tenesmus is apart from shorter during accidental falling; it is double to take precautions against safer, and it climbs up and climbs lower state and can use.
Description
Technical field
The utility model is related to electric power apparatus examination facility protection technology fields, are specifically that one kind steps on bar falling proof device.
Background technology
Shaft tower is the major part of aerial power transmission line body, and effect is to support conducting wire and lightning conducter, ensure conducting wire with
Distance between lightning conducter, between conducting wire and conducting wire, needed between conducting wire and ground or scissors crossing object.On electric power line pole tower
Construction, service work all be unable to do without high-rise working, and is happened at the personal falling accident put on overhead line structures and happens occasionally, and
The death rate is almost absolutely, is in fact exactly needed most protection in personnel's climbing, movement, indexing, is often occurred and step on
The human casualty accident that high person falls together with full body harness.
Prevent from ascending a height the safeguard protection utensil of personnel's accidental falling at present, and the most commonly used is full body harness or safe waists
Rope, but be necessarily connected in the fixing component of electric pole, the anti-fall effect of competence exertion.However, the operating personnel that ascends a height is in mobile indexing
Or up and down during electric pole, it can not be often component and full body harness is made to lose protective effect or because of the body of rod
Smooth and set just as Virtual, the falling proof device that the country is installed in some electrical power equipment at present is all rail mounted, there is knot
Structure is more complicated, cost is higher, to promoting very big difficulty on a large scale, thus affects popularization and application.
Utility model content
For more than technological deficiency, the purpose of this utility model is to provide a kind of safe, simple in structure, weight
Gently, of low cost, easy-operating aloft work anti-falling safe protection device safety device can be slided in shaft tower working at height
It is dynamic more freely, tenesmus is double to take precautions against safer apart from shorter during accidental falling, and climbs up and climbs lower state and can use.
The technical solution of the utility model is as follows：
One kind steps on bar falling proof device, it is characterised in that：Including box body and up and down through the safety rope of the box body, the box
Internal two side, which is respectively articulated with, is useful for the locking latch segment I of safety rope and latch segment II, the latch segment I and/or latch segment
II end opposite with locking end is pierced by outside the side wall of the box body, and extension is provided with hook hole；In the locking
Block I and latch segment II are fixedly connected with connecting rod I and connecting rod II, II end phase of the connecting rod I and connecting rod respectively at locking end
It is mutually hinged, flexible restoring organ is also associated in the hinged place of connecting rod I and connecting rod II, which is fixed on box body
Side wall.
Hook hole is ascended a height the safety belt of personnel or safe waist rope for carry, there is the latch segment I and/or latch segment of hook hole
II can be rotated by increased pendant power suddenly along hinge joint, and latch segment I and latch segment II pass through connecting rod I and connecting rod II
It realizes linkage, and locks safety rope, reach security protection purpose.
Specifically, the locking end of latch segment I and latch segment II is wedge structure, be provided on the end of the wedge structure with
The anti-skidding arc surface that safety rope outer surface matches.
Specifically, the inner wall up and down of the box body is respectively and at least provided with a pair of of pulley blocks, each pair pulley blocks difference position
It is in contact in the both sides of the safety rope and with the safety rope outer surface.
The phenomenon that pulley blocks can roll along safety rope outer surface, effectively safety rope can be overcome stuck realizes free skating
It is dynamic.
Specifically, the flexible restoring organ includes threaded rod, the threaded rod bottom and II hinged place of connecting rod I and connecting rod
Hinged, the threaded rod top is pierced by outside box body and is connected with nut I upwards, and nut is set on the threaded rod of tray interior
II, it is provided with compression spring between nut II and box body upper wall.
The compression spring of flexible restoring organ makes to be in normally opened not locking state when latch segment I and flat latch segment II, as the people that ascends a height
When member accidental falling occurs during ascending a height, unexpected increased gravity is more than the elastic force of compression spring, in connecting rod I and the connection of connecting rod II
Make latch segment I and latch segment II under dynamic while lock safety rope；Wherein it is maximum up and down to each serve as threaded rod for nut I and nut II
The position-limiting action of displacement.
The advantageous effect that the utility model is created is：
The design of flexible restoring organ is added using the latch segment of centering type, no matter can be protected climbing up and climb lower state
The safety for the personnel that ascend a height is demonstrate,proved, compatibility is strong；Tenesmus when falling compared to existing falling proof device is apart from shorter, and distance of glide is not
More than 0.2M, make operation safety and reliability of ascending a height.
Description of the drawings
Fig. 1 is that one kind steps on bar falling proof device normal condition schematic diagram；
Fig. 2 is that one kind steps on bar falling proof device locking state schematic diagram；
In figure：Box body 1, safety rope 2, latch segment I 3, latch segment II 4, hook hole 5, connecting rod I 6, connecting rod II 7, pulley blocks 8,
Threaded rod 9, nut I 10, nut II 11, compression spring 12.
Specific embodiment
With reference to embodiment and attached drawing, the utility model is described in further detail.
As depicted in figs. 1 and 2, one kind steps on bar falling proof device, including box body 1 and up and down through the safety rope of the box body 1
2,1 liang of inside of box body, which is respectively articulated with, is useful for the locking latch segment I 3 of safety rope 2 and latch segment II 4, latch segment II 4 and locking end
Opposite end is stretched out outside box body 1, and extension is provided with hook hole 5；In latch segment I 3 and latch segment II 4 close to locking
Connecting rod I 6 and connecting rod II 7 are fixedly connected at end respectively, connecting rod I 6 and II 7 end of connecting rod are hinged, in connecting rod I 6 and connecting rod
II 7 hinged place is also associated with flexible restoring organ, which is fixed on 1 top of box body.
The locking end of latch segment I 3 and latch segment II 4 is wedge structure, is provided with and insures on the end of the wedge structure
It restricts the anti-skidding arc surface that 2 outer surfaces match.
Respectively and at least provided with a pair of of pulley blocks 8, each pair pulley blocks 8 are located at and insurance the inner wall up and down of box body 1 respectively
The both sides of rope 2 are simultaneously in contact with 2 outer surface of safety rope.
Flexible restoring organ includes threaded rod 9, and 9 bottom of threaded rod is hinged with connecting rod I 6 and II 7 hinged place of connecting rod, threaded rod
9 tops are pierced by outside box body 1 and are connected with nut I 10 upwards, and nut II 11, nut II are set on the threaded rod 9 inside box body 1
Compression spring 12 is provided between 11 and 1 upper wall of box body.
When staff is climbed up on electric power line pole tower, staff is suspended to the buckle on safety belt in hook hole 5
On, whole device makes latch segment I 3 and lock respectively from external force state, connecting rod I 6, connecting rod II 7 under the elastic force effect of compression spring 12
Tight block II 4 is sagging, is not contacted with safety rope 2, and pulley blocks 8 allow staff successfully to climb upwards, climb downwards, is left
It moves right and from the influence of 2 resistance of safety rope；When falling suddenly, pendant power is much larger than the elastic force of compression spring 12, hangs at this time
Dog hole 5 pulls downward on latch segment II 4 under pendant power effect, and connecting rod II 7, threaded rod 9 is driven to push up upwards, and connecting rod I 6 also therewith will lock
I 3 pull-up of tight block, both latch segment I 3 and latch segment II 4 brake stuck, entire fall arrest dress with safety rope 2 after certain friction
It puts stopping to decline, such operating personnel will also be protect by safety belt；After safety and stability, operating personnel can carry out recovery continuation
Work operations, latch segment I 3, latch segment II 4 are in not downward pulling force, and the two is not contacted with safety rope 2, and falling proof device is extensive
The state that can smoothly move up and down again, can proceed with trouble free service again.
Specific embodiment described in this specification described above, shape, the named title of parts and components etc. can not
Together, the above content described in this specification is only to the utility model structure example explanation.It is all according to this reality
The equivalence changes or simple change made of new patent design construction, feature and the principle, are included in this practicality
In the protection domain of new patent.
Claims (4)
1. one kind steps on bar falling proof device, it is characterised in that：Including box body（1）Run through the box body up and down（1）Safety rope
（2）, the box body（1）Interior two side, which is respectively articulated with, is useful for locking safety rope（2）Latch segment I（3）With latch segment II（4）,
The latch segment I（3）And/or latch segment II（4）The end opposite with locking end is pierced by the box body（1）Side wall outside, and
Extension is provided with hook hole（5）；In the latch segment I（3）With latch segment II（4）It is respectively fixedly connected at locking end
There is connecting rod I（6）With connecting rod II（7）, the connecting rod I（6）With connecting rod II（7）End is hinged, in connecting rod I（6）With connecting rod II
（7）Hinged place be also associated with flexible restoring organ, which is fixed on box body（1）Upper side wall.
2. one kind according to claim 1 steps on bar falling proof device, it is characterised in that：Latch segment I（3）With latch segment II
（4）Locking end for wedge structure, be provided on the end of the wedge structure and safety rope（2）The anti-skidding circle that outer surface matches
Cambered surface.
3. one kind according to claim 1 steps on bar falling proof device, it is characterised in that：The box body（1）Inner wall up and down
Respectively and at least provided with a pair of of pulley blocks（8）, each pair pulley blocks（8）It is located at and the safety rope respectively（2）Both sides and with
The safety rope（2）Outer surface is in contact.
4. one kind according to claim 1 steps on bar falling proof device, it is characterised in that：The flexible restoring organ includes spiral shell
Rasp bar（9）, the threaded rod（9）Bottom and connecting rod I（6）With connecting rod II（7）Hinged place is hinged, the threaded rod（9）Top to
On be pierced by box body（1）It is outer and be connected with nut I（10）, in box body（1）Internal threaded rod（9）Upper setting nut II（11）, spiral shell
Mother II（11）With box body（1）Compression spring is provided between upper wall（12）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721275778.9U CN207445385U (en) | 2017-09-30 | 2017-09-30 | One kind steps on bar falling proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721275778.9U CN207445385U (en) | 2017-09-30 | 2017-09-30 | One kind steps on bar falling proof device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207445385U true CN207445385U (en) | 2018-06-05 |
Family
ID=62250121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721275778.9U Expired - Fee Related CN207445385U (en) | 2017-09-30 | 2017-09-30 | One kind steps on bar falling proof device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207445385U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108785900A (en) * | 2018-07-03 | 2018-11-13 | 广东电网有限责任公司 | Iron tower climbing protective device and equipment |
| CN111790075A (en) * | 2020-05-29 | 2020-10-20 | 国网山东省电力公司德州供电公司 | Safety device for tower high-altitude operation |
-
2017
- 2017-09-30 CN CN201721275778.9U patent/CN207445385U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108785900A (en) * | 2018-07-03 | 2018-11-13 | 广东电网有限责任公司 | Iron tower climbing protective device and equipment |
| CN111790075A (en) * | 2020-05-29 | 2020-10-20 | 国网山东省电力公司德州供电公司 | Safety device for tower high-altitude operation |
| CN111790075B (en) * | 2020-05-29 | 2021-07-23 | 国网山东省电力公司德州供电公司 | Safety device for tower high-altitude operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20190930 |