CN209437915U - Livewire work falling proof device - Google Patents
Livewire work falling proof device Download PDFInfo
- Publication number
- CN209437915U CN209437915U CN201822076107.0U CN201822076107U CN209437915U CN 209437915 U CN209437915 U CN 209437915U CN 201822076107 U CN201822076107 U CN 201822076107U CN 209437915 U CN209437915 U CN 209437915U
- Authority
- CN
- China
- Prior art keywords
- shell
- rotating wheel
- turntable
- proof device
- livewire work
- 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
Links
- 238000003032 molecular docking Methods 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010057071 Rectal tenesmus Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 208000012271 tenesmus Diseases 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Emergency Lowering Means (AREA)
Abstract
The utility model is specifically related to anti-fall device, livewire work falling proof device, including docking the shell formed by the first and second shell, the rotary body that setting is made of rotating wheel, scroll spring, rotation axis and turntable in shell, it is characterized by: the rotation axis both ends are rotatably connected in the mounting groove of the first and second housing central section, rotating wheel is installed in rotation axis and co-axial rotation；The turntable is connect with rotating wheel front end and co-axial rotation, and pawl is arranged in turntable front end face, setting and the matched ratchet of pawl on the inside of first shell；The scroll spring is set on rear side of rotating wheel and is wound on rotating wheel, and outer spring end is positioned at the notch on the inside of second shell by locating part；The rotation wheel side setting is wound with the groove of insulating cord, and the free end of insulating cord passes through the perforation of housing bottom and hook connects.Present apparatus structure is simple, easy to operate, economizes on resources, and safety coefficient is high, and work efficiency is high, and it is big to promote market.
Description
Technical field
The utility model relates to anti-fall device more particularly to a kind of livewire work falling proof devices.
Background technique
Electrical equipment needs often test, inspection and maintenance in longtime running, and livewire work is that maintenance is avoided to have a power failure, and protects
The effective measures of normal power supply are demonstrate,proved, livewire work person works' environment is high-altitude, electrification in high voltage, abnormally dangerous.Substation at present
Using in high altitude operation back-up protection, Chang Liyong hangs a protection in terraced head suspension pulley, by pulley for livewire work work
Rope, protection rope one end tie up on equipotential live line work personnel safety band link, and one end needs two people or more to drive backup protection rope
Rope is protected at operating personnel to equipotential live line work, is ascended a height to equipotential live line work personnel to its operating position point, and ground staff need to look for
One firm anchor point protects its high altitude operation personnel, and this guard method has following risk: 1, ground staff infuses
Meaning power, which is not concentrated, will lead to current potential operating personnel and falls, and cause serious work accident；2, it usually needs to spend the time separate
Suitable anchor point is looked in the position at livewire work scene, and working efficiency reduces；3, scene needs rope and corresponding staff
More, livewire work scene is mixed and disorderly, and waste of manpower and material resources.It is suitable for the anti-fall device of livewire work, structure at present
Complexity, it is inconvenient, huge human resources are expended, safety coefficient is low, and working efficiency is low, is not suitable for promoting.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides livewire work falling proof device, and structure is simple, operation side
Just, it economizes on resources, safety coefficient is high, and work efficiency is high, and it is big to promote market.
The utility model solves above-mentioned technical problem using following technical scheme:
Livewire work falling proof device is arranged in shell by rotating including docking the shell formed by the first and second shell
The rotary body that wheel, scroll spring, rotation axis and turntable are constituted, it is characterised in that: the rotation axis both ends are rotatably connected in the
One, the mounting groove of two housing central sections, rotating wheel is installed in rotation axis and co-axial rotation；The turntable and rotating wheel front end
It connects and pawl is arranged in co-axial rotation, turntable front end face, setting and the matched ratchet of pawl on the inside of first shell；The whirlpool
Coil spring is set on rear side of rotating wheel and is wound on rotating wheel, and outer spring end is positioned at lacking on the inside of second shell by locating part
Mouthful；The rotation wheel side setting is wound with the groove of insulating cord, and the free end of insulating cord passes through perforation and the extension of housing bottom
Hook connects.
As a further improvement of the above technical scheme:
The rotating wheel rear end face is equipped with boss I, and front end face is equipped with boss II, and the turntable that middle part is equipped with axis hole is set in convex
On platform II.
The scroll spring inner end is wound on boss I, and has furl coiled situation at any time.
The housing head is equipped with a lifting lug, and the lifting lug is connect with hanging ring.
Described pawl one end is articulated with turntable, and the other end is collected by reset spring in turntable disk, ratchet root circle
Diameter is greater than disk diameter.
The first shell and the cooperation of second shell interface are drilled with mounting hole, and the mounting hole is equal along casing center
Cloth.
The utility model has the following beneficial effects: driving rotating wheel to run at high speed by insulating cord when live line work personnel fall
When, the pawl on turntable rotated coaxially is because the effect of centrifugal force can be kept away by the stuck braking rotating wheel of ratchet on shell
Exempt from the lasting tenesmus of staff, guarantee safety, scroll spring can automatically retract insulating cord after work, reduce work
It measures, while whether can be worked normally in preoperation inspection device, livewire work falling proof device when work is avoided not play guarantor
Shield effect, structure is simple, easy to operate, economizes on resources, and safety coefficient is high, and work efficiency is high, and it is big to promote market.
Detailed description of the invention
Fig. 1 is the perspective view of the present embodiment.
Fig. 2 is above-described embodiment exploded view.
Fig. 3 is the cross-sectional view of the present embodiment.
Fig. 4 is the perspective view of above-described embodiment partial component.
Figure label are as follows:
1, shell, 11, first shell, 111, ratchet, 12, second shell, 121, notch, 13, perforation, 14, lifting lug, 15,
Mounting hole, 16, mounting groove, 2, rotating wheel, 21, boss I, 22, boss II, 23, groove, 24, insulating cord, 3, scroll spring, 31,
Locating part, 4, rotation axis, 5, turntable, 51, pawl, 52, reset spring, 6, hanging ring, 7, hook.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
It as shown in the picture, is the livewire work falling proof device of the utility model, including first shell 11 and second shell
The shell 1 of 12 docking compositions, first shell 11 and the cooperation of 12 interface of second shell are drilled with mounting hole 15, and mounting hole 15 is along appearance
Chamber center is uniformly distributed, is pierced by mounting hole 15 using bolt and first shell 11 and second shell 12 are connected into shell 1, the bottom of shell 1
Portion is equipped with 1 inside of connection shell and extraneous perforation 13, and 1 head of shell is equipped with a lifting lug 14, and lifting lug 14 and hanging ring 6 connect
It connects, for hanging over terraced head.The rotary body that setting is made of rotating wheel 2, scroll spring 3, rotation axis 4 and turntable 5 in shell 1,
First shell 11 and 12 middle inside of second shell are equipped with mounting groove 16, and 4 both ends of rotation axis are set up on mounting groove 16, rotate
Axis 4 can rotate in shell 1, and 2 rear end face of rotating wheel is equipped with boss I 21, and front end face is equipped with boss II 22, and middle part is equipped with axis hole
Turntable 5 be set on boss II 22, rotating wheel 2 and turntable 5 are connected by bolt, rotating wheel 2 and turntable 5, which are installed on, to be turned
It can be rotated coaxially in shell 1 with rotation axis 4 on moving axis 4,2 side of rotating wheel is equipped with groove 23, the binding of 24 one end of insulating cord
Be fixed in groove 23, and can with the rotating wheel 2 rotate and be wound in groove 23,24 free end of insulating cord be pierced by perforation 13 with
7 connection of hook, on the link for the full body harness that hook 7 is hung over equipotential live line work personnel by when use.
5 front end face of turntable is set there are two pawl 51, and pawl 51 is set within the scope of the excircle of turntable 5,51 one end of pawl with
Turntable 5 is hinged, and the other end is connect with reset spring 52, and reset spring 52 is fixed on turntable 5 by screw, in first shell 11
Equipped with the matched ratchet 111 of pawl 51, pawl 51 is generally aligned in the same plane with ratchet 111, and 111 root diameter of ratchet is greater than
5 diameter of turntable, the interior notch 121 being equipped with 13 the same sides of perforation of second shell 12, scroll spring 3 are installed on second shell 12
Interior, scroll spring inner end is wound on boss I 21, and has furl coiled situation at any time, and 3 outer end of scroll spring rivets one
Locating part 31, notch 121 block locating part 31, realize the positioning of 3 outer end of scroll spring, limit its movement.
Livewire work personnel pull the hook 7 being connected with insulating cord 24 before work, if the card master of insulating cord 24 is motionless,
Need to overhaul the livewire work falling proof device, it, can normal use if stretchy.Use the livewire work falling proof device
When, hanging ring 6 is hung on terraced head, hook 7 is hung on the link of full body harness backup protection rope of livewire work personnel, work
Make personnel in the case where stablizing there is no falling, rotating wheel 2, turntable 5, scroll spring 3 and rotation axis 4 rotate coaxially, whirlpool
Coil spring 3 will be stretched with insulating cord 24 and deformation and accumulate and have a roll of coiled restoring force, when livewire work personnel not
Good fortune is fallen, and when sharply declining, insulating cord 24 is quickly moved, and is driven rotating wheel 2 and 5 quick rotation of turntable, is acted on turntable 5
The centrifugal force of pawl 51 be greater than the elastic force of reset spring 52, pawl 51 and 52 coupling part of reset spring are thrown out of outside turntable 5
Circumference range, pawl 51 are stuck on conplane ratchet 111, since ratchet 111 is fixedly welded on shell 1 in static
State, so turntable 5 and rotating wheel 2 are braked, then insulating cord 24 cannot continue to move and then protect electrification operating personnel.Until
After centrifugal force abatement, pawl 51 is retracted reset by elastic force by reset spring 52, and pawl 51 is detached from wheel 111, the electric anti-fall dress of operation
Recovery normal operating conditions is set, after work, removes hook 7, under the restoring force effect of scroll spring 3, rotating wheel 2 is anti-
It, will be in 24 backward-coiled wraparound groove 23 of insulating cord to rotation.
Above embodiments, only preferred embodiments of the utility model, be not to limit the utility model practical range, therefore it is all
According to the equivalent change or modification that structure, feature and principle described in present utility model application the scope of the patents is done, should be included in
In the utility model patent application range.
Claims (6)
1. livewire work falling proof device, including docking the shell (1) formed by the first and second shell (11,12), shell (1) is interior
The rotary body being made of rotating wheel (2), scroll spring (3), rotation axis (4) and turntable (5) is set, it is characterised in that: described turn
Moving axis (4) both ends are rotatably connected the mounting groove (16) in the middle part of the first and second shell (11,12), and rotating wheel (2) is installed on rotation
On axis (4) and co-axial rotation；The turntable (5) connect with rotating wheel (2) front end and co-axial rotation, before turntable (5)
Pawl (51) are arranged in end face, setting and pawl (51) matched ratchet (111) on the inside of first shell (11)；The scroll spring
(3) it is set on rear side of rotating wheel (2) and is wound on rotating wheel (2), scroll spring (3) outer end is positioned at the by locating part (31)
Notch (121) on the inside of two shells (12)；Rotating wheel (2) the side setting is wound with the groove (23) of insulating cord (24), absolutely
The perforation (13) that the free end of edge rope (24) passes through shell (1) bottom is connect with hook (7).
2. livewire work falling proof device according to claim 1, it is characterised in that: rotating wheel (2) rear end face is set
There is boss I (21), front end face is equipped with boss II (22), and the turntable (5) that middle part is equipped with axis hole is set on boss II (22).
3. livewire work falling proof device according to claim 2, it is characterised in that: the scroll spring (3) is wound in
On boss I (21), and has furl coiled situation at any time.
4. livewire work falling proof device according to claim 1, it is characterised in that: shell (1) head is equipped with one
Lifting lug (14), the lifting lug (14) connect with hanging ring (6).
5. livewire work falling proof device according to claim 1, it is characterised in that: described pawl (51) one end is articulated with
Turntable (5), the other end are collected by reset spring (52) in turntable (5) disk, and ratchet (111) root diameter is greater than turntable
(5) diameter.
6. any one livewire work falling proof device described in -5 according to claim 1, it is characterised in that: the first shell
(11) it is drilled with mounting hole (15) with the cooperation of second shell (12) interface, the mounting hole (15) is uniformly distributed along shell (1) center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822076107.0U CN209437915U (en) | 2018-12-07 | 2018-12-07 | Livewire work falling proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822076107.0U CN209437915U (en) | 2018-12-07 | 2018-12-07 | Livewire work falling proof device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209437915U true CN209437915U (en) | 2019-09-27 |
Family
ID=68013883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822076107.0U Expired - Fee Related CN209437915U (en) | 2018-12-07 | 2018-12-07 | Livewire work falling proof device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209437915U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111228676A (en) * | 2020-01-15 | 2020-06-05 | 陈景顺 | Safety rope anti-impact device for base station signal tower |
| CN111282174A (en) * | 2020-03-09 | 2020-06-16 | 青海盐湖工业股份有限公司 | Safety rope locking device for safety belt for high-altitude operation |
| CN111956966A (en) * | 2020-08-20 | 2020-11-20 | 杭州合泰安防科技有限公司 | Falling protector convenient to use |
| CN111956967A (en) * | 2020-08-20 | 2020-11-20 | 杭州合泰安防科技有限公司 | Falling protector |
| CN112618058A (en) * | 2020-12-15 | 2021-04-09 | 温州医科大学附属口腔医院 | Improved oral cavity small instrument protection device |
| CN113856085A (en) * | 2021-11-03 | 2021-12-31 | 东方电子股份有限公司 | Speed difference falling protector with reverse locking mechanism for high-altitude operation of electric power iron tower |
| CN114569022A (en) * | 2022-03-09 | 2022-06-03 | 提文 | High altitude is clean with mansion side wall washing car with function of preventing falling |
-
2018
- 2018-12-07 CN CN201822076107.0U patent/CN209437915U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111228676A (en) * | 2020-01-15 | 2020-06-05 | 陈景顺 | Safety rope anti-impact device for base station signal tower |
| CN111282174A (en) * | 2020-03-09 | 2020-06-16 | 青海盐湖工业股份有限公司 | Safety rope locking device for safety belt for high-altitude operation |
| CN111956966A (en) * | 2020-08-20 | 2020-11-20 | 杭州合泰安防科技有限公司 | Falling protector convenient to use |
| CN111956967A (en) * | 2020-08-20 | 2020-11-20 | 杭州合泰安防科技有限公司 | Falling protector |
| CN111956966B (en) * | 2020-08-20 | 2021-10-15 | 杭州合泰安防科技有限公司 | Falling protector convenient to use |
| CN111956967B (en) * | 2020-08-20 | 2021-11-05 | 杭州合泰安防科技有限公司 | Falling protector |
| CN112618058A (en) * | 2020-12-15 | 2021-04-09 | 温州医科大学附属口腔医院 | Improved oral cavity small instrument protection device |
| CN112618058B (en) * | 2020-12-15 | 2022-03-15 | 温州医科大学附属口腔医院 | Improved oral cavity small instrument protection device |
| CN113856085A (en) * | 2021-11-03 | 2021-12-31 | 东方电子股份有限公司 | Speed difference falling protector with reverse locking mechanism for high-altitude operation of electric power iron tower |
| CN114569022A (en) * | 2022-03-09 | 2022-06-03 | 提文 | High altitude is clean with mansion side wall washing car with function of preventing falling |
| CN114569022B (en) * | 2022-03-09 | 2023-08-11 | 易安达(湖北)新能源汽车有限公司 | Building side wall cleaning vehicle with anti-falling function for high-altitude cleaning |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209437915U (en) | Livewire work falling proof device | |
| CN2936303Y (en) | Multifunction lowering device for high rise building | |
| CN204815443U (en) | A safety device for high altitude construction to prevent accidental falls | |
| CN207144792U (en) | A kind of maintenance ladder of electrician | |
| CN209529938U (en) | Automatic suspension falling proof device | |
| CN106744442A (en) | Livewire work based on unmanned aerial vehicle platform somersault coaster | |
| CN201216823Y (en) | Security self-saving cable device for building | |
| CN110098501A (en) | A kind of semi-automatic rapid-assembling/disassembling grounding hook and its operating method | |
| CN109364394A (en) | Automatic suspension falling proof device | |
| CN205379561U (en) | Built -in buffering falling protector | |
| CN200995007Y (en) | High-sensitivity speed-differential safety hook | |
| CN201871151U (en) | Intelligent falling protector | |
| CN209714051U (en) | A kind of electronic catching device | |
| CN109361129A (en) | It is a kind of for assembling and disassembling the automatic impaction equipment of grounding hook | |
| CN200951273Y (en) | High sensitive speed difference safety hook | |
| CN209316869U (en) | A kind of communication equipment installation high-altitude safe protective device | |
| CN212914270U (en) | High-altitude self-rescue safety rope | |
| CN213571538U (en) | Bridge railing anti-collision damping device for traffic engineering construction | |
| CN102475945B (en) | Intelligent falling protector | |
| CN107497073A (en) | A kind of protection device that tower operation is stepped on for transmission line of electricity | |
| CN220424386U (en) | Fall protection safety device of power transmission angle steel tower | |
| CN204017201U (en) | Work high above the ground protector | |
| CN205460536U (en) | Rope corner protection device with adjustable | |
| CN216007731U (en) | Lift ladder protector for building engineering | |
| CN215666713U (en) | Falling protector with good dustproof and waterproof effects |
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: 20190927 |