CN205472404U - Auto -lock pulley gear - Google Patents
Auto -lock pulley gear Download PDFInfo
- Publication number
- CN205472404U CN205472404U CN201620098873.5U CN201620098873U CN205472404U CN 205472404 U CN205472404 U CN 205472404U CN 201620098873 U CN201620098873 U CN 201620098873U CN 205472404 U CN205472404 U CN 205472404U
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- China
- Prior art keywords
- rope
- spatula
- self
- free end
- pulley device
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- 230000002265 prevention Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 6
- 210000005069 ears Anatomy 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 239000012774 insulation material Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 239000012634 fragment Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Emergency Lowering Means (AREA)
Abstract
The utility model discloses an auto -lock pulley gear for promote the heavy object with the rope cooperation, include: the bottom plate, the gyro wheel, it is installed on the bottom plate and has the recess that is used for the holding rope, the tongue depressor, it is located the below of gyro wheel and the one end of tongue depressor rotationally is fixed in the bottom plate, and the other end is a free end, and the tongue depressor is when rotating, and the free end can obtain to lock the primary importance of rope to and the second place of release rope, the side shield, the terminal surface of its and the free end in the primary importance is relative to can pin the rope that just hangs the heavy object between the terminal surface of wearing to establish side shield and free end. The utility model discloses an it can the pivoted tongue depressor to set up in the below of gyro wheel, and make between the terminal surface that passes the free end of side shield and tongue depressor and the rope that hangs the heavy object can upwards slide and is pinned with heavy object promotion or lapse the time to make the high altitude construction personnel on the shaft tower reduce intensity of labour when power line's maintenance, installation, and avoid causing danger.
Description
Technical field
This utility model belongs to high-altitude Electric Power Line Overhaul technical field, particularly to one for high-altitude electricity
The self-locking pulley device of line of force road upkeep operation hoist article.
Background technology
Electric Power Line Overhaul has a little many, wide, workload to be concentrated, coordinate complexity, Ren Yuanduo, continues
The features such as time length, dangerous spot are many, especially when work high above the ground needs maintenance, commonly used pulley lifts by crane
Such as objects such as insulator, gold utensil, instruments, but when needs lift by crane relatively heavy object, Ground Operation personnel
Can not rest at one by object for a long time, this just overhauling to the work high above the ground personnel on shaft tower, is installing
Time bring inconvenience, not only increase labor intensity, and be susceptible to danger, cause electric power maintenance people
Member's occurrence frequency of accident in maintenance process is high, and personnel hazard's property is big.
Utility model content
Pulley is used to rise during Electric Power Line Overhaul for work high above the ground personnel present in prior art
The technical problem that when hanging object, accident occurrence frequency is high, this utility model provides one can improve electric power dimension
Protect the self-locking pulley device of personnel safety.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of self-locking pulley device, for coordinating lifting heavy with rope, including:
Base plate, its top is provided with hook；
Roller, it is installed on described base plate and has the groove for housing described rope；
Spatula, it is positioned at the lower section of described roller, and one end of described spatula is rotatably fixed to
On described base plate, the other end is a free end；Described spatula is when rotating, and described free end can obtain
The primary importance of described rope must be locked, and discharge the second position of described rope；
Side shield, when described free end is positioned at primary importance, described side shield and the end of described free end
Face is relative, one end of described rope suspensions weight be arranged in described side shield and described free end end face it
Between, and when described rope slides at the gravity traction by weight, drive described spatula to rotate to arrive the
One position.
As preferably, the end face of described free end is that to have multiple first tooth on convex arc shaped, and this end face stupefied,
It is stupefied that described side shield has multiple second tooth towards the side of the end face of described free end.
As further preferably, described first tooth is stupefied and the second tooth is stupefied is respectively provided with smooth convex arc shaped curved surface.
As further preferably, two described second teeth that two adjacent described first teeth are stupefied and adjacent are stupefied
Between be each formed with recess.
As preferably, also including spatula drive mechanism, it includes eccentric and drives described eccentric
The handle rotated, described eccentric is positioned at the lower section of described spatula and is connected to by the second axis of rotation
On described base plate, described eccentric drives described spatula by the conversion of described primary importance to the by rotating
Two positions.
As further preferably, described spatula is additionally provided with an auxiliary drive mechanism, described process auxiliary drive
Mechanism includes that an elastic component, one end of described elastic component are connected on described base plate, the other end and described pressure
Hyoplastron connects and spatula described in process auxiliary drive is entered primary importance by the second position.
As further preferably, described elastic component is to be arranged at the extension spring on the downside of described spatula.
As preferably, also include rope escape prevention plate, which is provided with the first hole and the second hole；Described roller
It is positioned at the underface of described hook, and the first rotating shaft and first by having male threaded end is fixed respectively
Axle is installed on described base plate, and the described male threaded end that axle is fixed in described first rotating shaft and first is the most right
Described first hole and the second hole should be worn, and fixed by ears screw.
As preferably, all parts constituting described self-locking pulley device all use epoxy resins insulation material
Material is made, for livewire work.
As preferably, all parts constituting described self-locking pulley device all use metal material to make,
For power failure operation.
Compared with prior art, the had the beneficial effect that this utility model of this utility model passes through
The lower section of roller arranges rotary spatula, makes the end face through side shield Yu the free end of spatula
Between and hang weight rope can upward sliding, and spatula free end fall after rise time can be with side block
Plate coordinates with to pin the rope of slide downward, so that the work high above the ground personnel on shaft tower are at power circuit
Reduce labor intensity when maintenance, installation, and avoid causing danger.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of self-locking pulley device of the present utility model；
Fig. 2 is the main TV structure schematic diagram of rope escape prevention plate of the present utility model；
Fig. 3 is the mounting structure schematic diagram of the rope escape prevention of self-locking pulley device of the present utility model.
In figure:
1-base plate；2-links up with；
3-roller；4-first fixes axle；
5-ears screw；6-side shield；
7-spatula；8-eccentric；
9-the first rotating shaft；10-handle；
11-extension spring；12-rope；
13-anticreep shell fragment；14-the first tooth is stupefied；
15-rope escape prevention plate；16-the first hole；
17-the second hole；18-the second rotating shaft；
19-second fixes axle；20-the second tooth is stupefied；
21-recess；22-weight；
A-primary importance；The B-second position.
Detailed description of the invention
For making those skilled in the art be better understood from the technical solution of the utility model, below in conjunction with the accompanying drawings
With specific embodiment, this utility model is elaborated.
Embodiment of the present utility model discloses a kind of self-locking pulley device, is used for and rope (or rope sling) 12
Coordinating lifting heavy 22, self-locking pulley device includes base plate 1, hook 2, roller 3, side shield 6 and pressure
Hyoplastron 7, base plate 1 is tabular, and it is equipped with the first rotating shaft 9 at top, and will be hung by the first rotating shaft 9
Hook 2 is installed on the side of base plate 1, and the first rotating shaft 9 can drive hook 2 to rotate together when rotating, with
It is easy to be hung on by base plate 1 by hook 2 be positioned at the correct position of high aerial shaft tower.Roller 3 passes through
Fix axle 4 through the first of base plate 1 to be installed on base plate 1, and roller 3 be positioned at the underface of hook 2,
Roller 3 has the groove (not shown in FIG.) for housing rope 12.Spatula 7 is positioned at roller 3
West, one end of spatula 7 by second fix axle 19 rotate be installed on base plate 1, the other end is
One free end, spatula 7 when fixing axle 19 for axis rotation with second, the free end energy of spatula 7
Enough primary importances A obtaining locking rope 12, and second position B of release rope 12.Side shield 6
It is connected to the side of base plate 1 and when the free end of spatula 7 turns to primary importance A with free end
End face is relative, and rope 12 hangs one end of weight 22 and is arranged between side shield 6 and the end face of free end,
And rope 12 when sliding at the gravity traction by weight 22 driving pressure hyoplastron 7 rotate to arrive first
Put A.Specifically, the end face of free end is to have multiple first tooth on convex arc shaped, and the end face of free end
Stupefied 14, side shield 6 has multiple second tooth stupefied 20, when rope 12 hangs towards the one side of free end
One end of weight 22 is arranged between the first tooth stupefied 14 and the second tooth stupefied 20, and free end turns to first
During the A of position, the first tooth stupefied 14 and the second tooth stupefied 20 form the chucking power to rope 12, preferably to lock
Guy tightening 12.And the first tooth stupefied 14 and the second tooth stupefied 20 are respectively provided with smooth convex arc shaped curved surface, make first
Rope 12, while can locking rope 12, will not be produced again broken by tooth stupefied 14 and the second tooth stupefied 20
Bad property is worn and torn, and improves the service life of rope 12.The two of adjacent two the first teeth stupefied 14 or adjacent
It is each formed with recess 21 between individual second tooth stupefied 20, makes multiple first tooth stupefied 14 and the second tooth stupefied 20 exist
During clamping rope 12, the chucking power tighter to rope 12 can be formed.
Self-locking pulley device in the present embodiment also includes spatula drive mechanism, for spatula 7 He
The free end of side shield 6 with the free end rotation of driving pressure hyoplastron 7, makes rope when locking rope 12
12 can depart from locking state with lifting heavy 22.Specifically, spatula drive mechanism includes eccentric
8, the second rotating shaft 18 and handle 10, handle 10 is used for driving eccentric 8 to rotate, and eccentric 8 is positioned at
The lower section of spatula 7 and being rotatably connected on base plate 1 by the second rotating shaft 18, eccentric 8 is by rotating
Driving pressure hyoplastron 7 is changed to second position B by primary importance A.
Being additionally provided with an auxiliary drive mechanism on spatula 7 in the present embodiment, auxiliary drive mechanism includes one
Elastic component, one end of elastic component is connected on base plate 1, and the other end is connected with spatula 7 and process auxiliary drive
Spatula 7 is entered primary importance A by second position B.Specifically, this elastic component is extension spring 11, and it is even
It is connected on the base plate 1 below spatula 7.
In order to prevent rope 12 from departing from the groove of roller 3, the present embodiment during hoisting heavy 22
In self-locking pulley device also include rope escape prevention plate 15, rope escape prevention plate 15 is connected on base plate 1,
It is prevented from rope 12 and departs from roller 3.Specifically, rope escape prevention plate 15 offers wear respectively
The first hole 16 and the second hole 17 of axle 4 is fixed in one rotating shaft 9 and first, and the first rotating shaft 9 and first is solid
Dead axle 4 is respectively provided with male threaded end, and this male threaded end is positioned at the same side of base plate 1 and protrudes from respectively
Hook 2 and roller 3, rope escape prevention plate 15 by the first hole 16 and the second hole 17 be connected respectively in
First rotating shaft 9 and first is fixed on axle 4, and is fixed by rope escape prevention plate 15 by ears screw 5 respectively.
During hoisting heavy 22, in order to prevent linking up with its shaft tower hung of 2 disengagings, at hook 2
Opening be provided with anticreep shell fragment 13.
When work high above the ground, it is sometimes desirable to livewire work, it is sometimes desirable to power failure operation, therefore constitute this reality
With the component of the self-locking pulley device in novel, such as base plate 1, roller 3, spatula 7, side shield 6,
Spatula drive mechanism, hook 2, ears screw 5, rope escape prevention plate the 15, first rotating shaft 9, first are admittedly
Dead axle 4, extension spring 11 etc. all use epoxy resin insulation material to make, and for livewire work, or adopt
Power failure operation is can be used for metal material.
The using method of the self-locking pulley device in the present embodiment is: hook 2 is hung on by high-altitude application personnel
At correct position on shaft tower, rope 12 is placed in the groove of roller 3 by ground handling operator, weight
22 tie up on rope 12, and make to be that the one end having weight 22 is through side shield 6 and the freedom of spatula 7
Gap between end, high-altitude application personnel pull the rope 12 of the other end walking around roller 3, rope 12
The free end driving spatula 7 rises, and therefore can be lifted up by weight 22.When high-altitude application personnel need
Stopping or time midway is the most hand-off, can loose one's grip, the free end of spatula 7 is in the weight of object 13 and extension spring
Rope 12 slide downward is made, when rope 12 drops to the arc of spatula 7 under the effect of the restoring force of 11
The first tooth stupefied 14 20 relative and formation squeezing rope 12 stupefied with the second tooth on side shield 6 on end face
During pressure, rope 12 stops sliding, it is achieved auto-lock function.
Above example is only exemplary embodiment of the present utility model, is not used in restriction this utility model, this
The protection domain of utility model is defined by the claims.Those skilled in the art can be at this utility model
Essence and protection domain in, this utility model is made various amendment or equivalent, this amendment or
Equivalent also should be regarded as in protection domain of the present utility model.
Claims (10)
1. a self-locking pulley device, for coordinating lifting heavy with rope, it is characterised in that including:
Base plate, its top is provided with hook；
Roller, it is installed on described base plate and has the groove for housing described rope；
Spatula, it is positioned at the lower section of described roller, and one end of described spatula is rotatably fixed on described base plate, and the other end is a free end；Described spatula is when rotating, and described free end is obtained in that the primary importance locking described rope, and discharges the second position of described rope；
Side shield, when described free end is positioned at primary importance, described side shield is relative with the end face of described free end, one end of described rope suspensions weight is arranged between the end face of described side shield and described free end, and drives described spatula to rotate to arrive primary importance when described rope slides at the gravity traction by weight.
Self-locking pulley device the most according to claim 1, it is characterised in that the end face of described free end is that to have multiple first tooth on convex arc shaped, and this end face stupefied, it is stupefied that described side shield has multiple second tooth towards the side of the end face of described free end.
Self-locking pulley device the most according to claim 2, it is characterised in that described first tooth is stupefied and the second tooth is stupefied is respectively provided with smooth convex arc shaped curved surface.
Self-locking pulley device the most according to claim 3, it is characterised in that be each formed with recess between two described second teeth that two adjacent described first teeth are stupefied and adjacent are stupefied.
Self-locking pulley device the most according to claim 1, it is characterized in that, also include spatula drive mechanism, it includes eccentric and the handle driving described eccentric to rotate, described eccentric is positioned at the lower section of described spatula and is connected on described base plate by the second axis of rotation, and described eccentric drives described spatula to be changed to the second position by described primary importance by rotating.
Self-locking pulley device the most according to claim 5, it is characterized in that, an auxiliary drive mechanism it is additionally provided with on described spatula, described auxiliary drive mechanism includes an elastic component, one end of described elastic component is connected on described base plate, and the other end is connected with described spatula and described in process auxiliary drive, spatula is entered primary importance by the second position.
Self-locking pulley device the most according to claim 6, it is characterised in that described elastic component is to be arranged at the extension spring on the downside of described spatula.
Self-locking pulley device the most according to claim 1, it is characterised in that also include rope escape prevention plate, which is provided with the first hole and the second hole；Described roller is positioned at the underface of described hook, and the first rotating shaft and first by having male threaded end is fixed axle and is installed on described base plate respectively, described first rotating shaft and first is fixed the described male threaded end correspondence respectively of axle and is worn described first hole and the second hole, and is fixed by ears screw.
9. according to the self-locking pulley device described in any one of claim 1-8, it is characterised in that all parts constituting described self-locking pulley device all use epoxy resin insulation material to make, for livewire work.
10. according to the self-locking pulley device described in any one of claim 1-8, it is characterised in that all parts constituting described self-locking pulley device all use metal material to make, for power failure operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620098873.5U CN205472404U (en) | 2016-02-01 | 2016-02-01 | Auto -lock pulley gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620098873.5U CN205472404U (en) | 2016-02-01 | 2016-02-01 | Auto -lock pulley gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205472404U true CN205472404U (en) | 2016-08-17 |
Family
ID=56673037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620098873.5U Active CN205472404U (en) | 2016-02-01 | 2016-02-01 | Auto -lock pulley gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205472404U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107181204A (en) * | 2017-04-27 | 2017-09-19 | 东阳市光明电力建设有限公司 | Electrification in high voltage stringing protector |
| CN108069353A (en) * | 2016-11-16 | 2018-05-25 | 刘伟华 | The special resistance thick stick of electric system field work |
| CN111181116A (en) * | 2019-12-31 | 2020-05-19 | 贵州电网有限责任公司 | Automatic deicer suitable for power transmission line |
| CN111585067A (en) * | 2020-05-11 | 2020-08-25 | 国网新疆电力有限公司检修公司 | Clamp type ground wire anti-falling device with locking function |
| WO2021098188A1 (en) * | 2019-11-21 | 2021-05-27 | 陈根平 | Bidirectional self-locking anti-falling pulley |
| CN113735007A (en) * | 2020-05-29 | 2021-12-03 | 中国石油天然气股份有限公司 | Operation overhead hoist on line of a house staff |
-
2016
- 2016-02-01 CN CN201620098873.5U patent/CN205472404U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108069353A (en) * | 2016-11-16 | 2018-05-25 | 刘伟华 | The special resistance thick stick of electric system field work |
| CN107181204A (en) * | 2017-04-27 | 2017-09-19 | 东阳市光明电力建设有限公司 | Electrification in high voltage stringing protector |
| WO2021098188A1 (en) * | 2019-11-21 | 2021-05-27 | 陈根平 | Bidirectional self-locking anti-falling pulley |
| CN111181116A (en) * | 2019-12-31 | 2020-05-19 | 贵州电网有限责任公司 | Automatic deicer suitable for power transmission line |
| CN111585067A (en) * | 2020-05-11 | 2020-08-25 | 国网新疆电力有限公司检修公司 | Clamp type ground wire anti-falling device with locking function |
| CN113735007A (en) * | 2020-05-29 | 2021-12-03 | 中国石油天然气股份有限公司 | Operation overhead hoist on line of a house staff |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |