CN206375637U - Suspension hoist engine lifting pole device in a kind of distance type - Google Patents
Suspension hoist engine lifting pole device in a kind of distance type Download PDFInfo
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- CN206375637U CN206375637U CN201621395136.8U CN201621395136U CN206375637U CN 206375637 U CN206375637 U CN 206375637U CN 201621395136 U CN201621395136 U CN 201621395136U CN 206375637 U CN206375637 U CN 206375637U
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- pole
- hydraulic
- standard knot
- lifting
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Abstract
Suspension hoist engine lifting pole device in a kind of distance type, including the pole body inside electric power tower is vertically arranged on, pole collet, pole standard knot, pole epimerite and the lifting that pole body includes setting gradually from bottom to top turn to revolution pulley；The bottom of pole standard knot is provided with hydraulic power unit system and four lower hydraulic winches below hydraulic power unit system, one end of the lower steel wire rope wound on each lower hydraulic winch is corresponded to downwards bypass a lower fixed pulley after be connected upwardly to electric power tower top；Pole standard knot top is provided with the pole being connected with electric power tower and prevents waving and auxiliary lifting mechanism.The utility model scientific in principle, it is simple in construction, be easily manipulated, security reliability it is strong, hauling speed adjustable range is big, lift operation steady, using built-in hydraulic drive mechanism, hydraulic drive is larger to the adjustable range of hauling speed, the requirement of variable speed is well positioned to meet, also there is preferable external applied load adaptability.
Description
Technical field
The utility model belongs to suspension hoist engine in electric power tower technical field of construction, more particularly to a kind of distance type and lifted
Holding pole device.
Background technology
At present, electric power tower is stood using suspended holding pole group（Iron tower of power transmission line）Construction method, the lifting of its group of tower pole
Motor-driven grinding mill being used power, equipment is machine driving, it is impossible to steadily controlled, lifting in addition is twisted arranged apart, traction more
Rope is longer, is limited by construction site, is unfavorable for job site pole lifting, the security control of tower material hoisting operation.
Utility model content
The utility model can there is provided a kind of simple and compact for structure, safety in order to solve weak point of the prior art
By property is strong, hauling speed adjustable range is big, lift suspension hoist engine lifting pole device in the stable distance type of operation.
In order to solve the above technical problems, the utility model is adopted the following technical scheme that：Suspension hoist engine in a kind of distance type
Lifting pole device, including the pole body inside electric power tower is vertically arranged on, pole body is included from bottom to top successively
Pole collet, pole standard knot, pole epimerite and the lifting of setting turn to revolution pulley, and pole collet includes fixation and is located at pole
Bottom bracket outside standard knot lower end, bottom bracket bottom is provided with four of correspondence at the corner of pole standard knot cross section
Fixed pulley, bottom bracket top is provided with four lower connection otic placodes of the correspondence at the corner of pole standard knot cross section, it is each under
Connection otic placode is connected between electric power tower inner side by a lower bearing rope；Electronic or hydraulic pressure is provided with the top of pole epimerite
The hoisting winding of driving, the hoisting line of hoisting winding bypasses lifting and turns to revolution pulley；
The bottom of pole standard knot is provided with hydraulic power unit system and four lower hydraulic pressure below hydraulic power unit system
Hoist engine, hydraulic power unit system is connected with hoisting winding and four lower hydraulic winches respectively by lower high-pressure oil pipe, four
Lower hydraulic winch is sequentially arranged from top to bottom, and each lower hydraulic winch is located at four sidepieces of pole standard knot respectively, often
One end of the lower steel wire rope wound on individual lower hydraulic winch downwards correspond to bypass a lower fixed pulley after be connected upwardly to electric power
Steel tower top；
Pole standard knot top is provided with the pole being connected with electric power tower and prevents waving and auxiliary lifting mechanism.
Hydraulic power unit system includes auxiliary fuel tank, commutation valve group, main fuel tank and the oil pump set gradually from top to bottom, and oil pump leads to
Cross commutation valve group to be connected with described lower high-pressure oil pipe, oil pump is connected by the first oil pipe with main fuel tank, and main fuel tank passes through second
Oil pipe is connected with auxiliary fuel tank, and auxiliary fuel tank is connected with breather pipe；Main fuel tank and auxiliary fuel tank are set, it is ensured that hydraulic power unit system exists
Pole, which is erected, to be carried out or lie horizontally hydraulic pump and can be drawn onto oil, realizes the normal operation of pumping plant.
Pole is prevented waving and auxiliary lifting mechanism includes being arranged on four upper connections at the rib of four, pole standard knot top
Otic placode, each passes through a upper bearing rope and connects between upper connection otic placode and electric power tower inner side.
Pole is prevented waving and auxiliary lifting mechanism includes fixed pulleys on four and four below fixed pulleys on four
Upper hydraulic winch, four upper fixed pulleys are separately positioned at an angle of pole standard knot cross section, and four upper liquid writings that surpasses all the others are raised
Machine is sequentially arranged from top to bottom, and each upper hydraulic winch is located at four sidepieces of pole standard knot, each upper liquid writing that surpasses all the others respectively
Raise one end of the upper steel wire rope wound on machine correspond to downwards bypass a upper fixed pulley after be connected upwardly to electric power tower top；Four
Individual upper hydraulic winch is connected by upper high-pressure oil pipe with commutation valve group respectively.
Obliquity sensor is provided with pole standard knot, junction and pole between lower connection otic placode and lower bearing rope
Junction between standard knot and lower hydraulic winch is provided with pulling force sensor.
Using above-mentioned technical proposal, it is any outstanding that the utility model is applied to single pole, double rocker poles, double flat arm pole etc.
The overall lifting operation of floating pole, applicable pole material is unrestricted, is applicable pole section 500-2000mm, height 20-60m.
Lower hydraulic winch using hydraulic-driven, can be by setting electrical control to connect as a group tower power in hydraulic power unit system
Receive and device and solenoid directional control valve is installed in hydraulic circuit, operation is remotely controlled by modes such as hand-held remote controllers, using electro-hydraulic
With reference to principle realize lifting system.Hand-held remote controller is designed with bracing wire pulling force, support rope tension, pole to boom hoist cable
Inclination angle, lifting rope inclination angle, the measurement monitoring of hydraulic winch hydraulic circuit pressure, are monitored to whole work progress, it is ensured that
Construction safety.In addition, the reliability to ensure the utility model group tower, force-bearing situation during optimization the utility model construction can
To the length adjustment of the lower steel wire rope on lower hydraulic winch, change in location of the pole inside steel tower is realized, when reducing lifting
The angle of inclination of pole body, it is ensured that the stress reliability of pole body, further ensures that construction safety.The utility model is designed
Lifting hydraulic winch system, dynamicliquid pressure pumping station system are arranged in the lower end of pole body, reduce pole body and lifting
The moment of flexure that system, oil pump deadweight are produced to pole body, pole main body is improved in the position of each part of rational deployment pole body
Beijing South Maxpower Technology Co. Ltd's power.The 4 lower hydraulic winches of pole body lifting at present inside pole standard knot can synchronous rope closing, put rope, realize together
Step control.In order to solve deviation during lower hydraulic winch Synchronization Control, 4 lower hydraulic winches of design can be lifted individually, real
Existing pole lifts by crane the fine setting of angle.Four upper hydraulic winches and the lower hydraulic winch in lower end four amount to eight hoist engines above
It can simultaneously be lifted, put down, and can be in order to adjust deviation, eight also can individually control.
In addition, the utility model uses remote control, four lower hydraulic winches of pole body lower part are by remote control control
System, lower hydraulic winch band brake and overload parking function, remote control carry each hydraulic winch lifting rope value of thrust and shown
Show function, manipulator can be visually seen the pulling force of each pole body halliard, be easy to control and security control.
The power of hoist tower material is hoisting winding, and installed in the apical position of pole epimerite, hoisting line passes through pole top
The lifting of section turns to revolution pulley lifting tower material.Hoisting winding is also remote control, remote controller displays lifting weight, lifting speed
Degree, and set overload shutdown braking function, it is ensured that lifting safety.
Mounted angle sensor on pole body, pole body lifts at itself and can measure pole when playing tower crane material
The angle of inclination of body, sets security alarm function, it is ensured that construction safety.
Hydraulic power unit system is arranged on inside the standard knot of lower hydraulic winch upper end, in lower pole standard knot
4 hydraulic winches and the hoisting winding on top provide hydraulic power, oil pump, main fuel tank, the auxiliary fuel tank of hydraulic power unit system
Separately it is laid out in pole standard knot, normal startup when can meet pole standard knot horizontal positioned, be disposed vertically is used.
Pole is anti-to wave and auxiliary lifting mechanism major function is lifting and the adjustment of pole angle of inclination for pole, together
When also function to the anti-effect waved, meanwhile, pole is anti-to wave and auxiliary lifting mechanism also can be twisted control with four external cables（With
Angle of inclination at the top of adjustment pole, because it is all, it is necessary to adjust the volume of corner outside electric power tower to lift by crane other tower materials
The length or corner external cable for raising machine rope are twisted the length of rope）.
Meanwhile, pole prevents waving and auxiliary lifting mechanism also can be twisted control with four external cables, and what is said is four above
Hoist engine should not when, have the hoist engine of lower end four and conventional corner external cable is twisted the lifting of control pole and pole inclines
The adjustment of rake angle.
Further, since the length of pole body（Highly）20-60m, only sets four lower supports in pole body lower part
Rope can not make pole body keep stability, therefore, and armful being connected with electric power tower is provided with pole standard knot top
Bar is anti-to wave and auxiliary lifting mechanism.Pole prevents waving and auxiliary lifting mechanism employs two kinds of different frame modes, a kind of
It is that four upper bearing ropes are set, it is similar with the principle and structure of four lower bearing ropes.Another is to set four upper liquid writings that surpasses all the others to raise
The power of machine and four upper fixed pulleys, four upper hydraulic winches and four lower hydraulic winches uses hydraulic power unit system,
The principles and structure of four upper hydraulic winches and four lower hydraulic winches is identical.
The utility model scientific in principle, it is simple in construction, be easily manipulated, security reliability it is strong, hauling speed adjustable range is big,
Operation is lifted steady, using built-in hydraulic drive mechanism（Including hydraulic power unit system and hydraulic winch）, hydraulic drive is to leading
The adjustable range for drawing speed is larger, is well positioned to meet the requirement of variable speed, also there is preferable external applied load adaptability.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment one；
Fig. 2 is the structural representation of the utility model embodiment two；
Fig. 3 is the structural representation of hydraulic power unit system in Fig. 1.
Embodiment
Embodiment one：As shown in figures 1 and 3, suspension hoist engine lifting pole is filled in a kind of distance type of the present utility model
Put, including be vertically arranged on the pole body inside electric power tower 1, pole body includes the pole set gradually from bottom to top
Collet, pole standard knot 3, pole epimerite 4 and lifting turn to revolution pulley 5, and pole collet includes fixation and is located at pole standard knot 3
Bottom bracket 6 outside lower end, the bottom of bottom bracket 6 is provided with fixed under four of correspondence at the cross section corner of pole standard knot 3
Pulley 7, the top of bottom bracket 6 is provided with four lower connection otic placodes 8 of the correspondence at the cross section corner of pole standard knot 3, each
Lower connection otic placode 8 is connected between the inner side of electric power tower 1 by a lower bearing rope 9；The top of pole epimerite 4 is provided with lifting
Hoist engine 10, the hoisting line of hoisting winding 10 bypasses lifting and turns to revolution pulley 5.
The bottom of pole standard knot 3 is provided with hydraulic power unit system and four lower hydraulic pressure below hydraulic power unit system
Hoist engine 11, hydraulic power unit system is connected with hoisting winding 10 and four lower hydraulic winches 11 respectively by lower high-pressure oil pipe
Connect, four lower hydraulic winches 11 are sequentially arranged from top to bottom, each lower hydraulic winch 11 is respectively positioned at pole standard knot 3
One end of the lower steel wire rope wound on four sidepieces, each lower hydraulic winch 11, which is corresponded to downwards, to be bypassed after a lower fixed pulley 7
It is connected upwardly to the top of electric power tower 1.
The top of pole standard knot 3 is provided with the pole being connected with electric power tower 1 and prevents waving and auxiliary lifting mechanism.
Hydraulic power unit system includes auxiliary fuel tank 13, commutation valve group 14, main fuel tank 15 and the oil pump set gradually from top to bottom
16, oil pump 16 is connected by the valve group 14 that commutates with described lower high-pressure oil pipe, and oil pump 16 passes through the first oil pipe 18 and main fuel tank 15
Connection, main fuel tank 15 is connected by the second oil pipe 19 with auxiliary fuel tank 13, and auxiliary fuel tank 13 is connected with breather pipe 20.
Pole is prevented waving and auxiliary lifting mechanism includes being arranged on four upper connections at the rib of four, 3 top of pole standard knot
Otic placode 21, is each connected between upper connection otic placode 21 and the inner side of electric power tower 1 by a upper bearing rope 22.
Obliquity sensor is provided with pole standard knot 3, junction between lower connection otic placode 8 and lower bearing rope 9 and
Junction between pole standard knot 3 and lower hydraulic winch 11 is provided with pulling force sensor.
The utility model is applied to the overall lifting of any suspended holding poles such as single pole, double rocker poles, double flat arm pole
Operation, applicable pole material is unrestricted, is applicable pole section 500-2000mm, height 20-60m.Using under hydraulic-driven
Hydraulic winch 11, can be by setting electrical control receiver and in hydraulic pressure as group tower power in hydraulic power unit system
Solenoid directional control valve is installed in oil circuit, operation is remotely controlled by modes such as hand-held remote controllers, is realized using the principle of combination of electric and hydraulic
Lifting system.Bracing wire pulling force, support rope tension, pole inclination angle, the lifting rope that hand-held remote controller is designed with to boom hoist cable incline
Angle, the measurement monitoring of hydraulic winch hydraulic circuit pressure, are monitored, it is ensured that construction safety to whole work progress.Separately
Outside, it is the reliability of guarantee the utility model group tower, force-bearing situation during optimization the utility model construction can be to lower hydraulic winch
The length adjustment of lower steel wire rope on 11, realizes change in location of the pole inside steel tower, and pole body inclines when reducing lifting
Rake angle, it is ensured that the stress reliability of pole body, further ensures that construction safety.The utility model design lifting hydraulic pressure elevator
Machine system, dynamicliquid pressure pumping station system are arranged in the lower end of pole body, reduce pole body and lifting system, oil pump 16 certainly
The moment of flexure produced again to pole body, pole body elevating capacity is improved in the position of each part of rational deployment pole body.Pole
Body lifting at present the inside of pole standard knot 34 lower hydraulic winches 11 can synchronous rope closing, put rope, realize Synchronization Control.For
Deviation during lower 11 Synchronization Control of hydraulic winch is solved, 4 lower hydraulic winches 11 of design can be lifted individually, realize pole
Lift by crane the fine setting of angle.
In addition, the utility model uses remote control, four lower hydraulic winches 11 of pole body lower part are by remote control
Control, the lower band brake of hydraulic winch 11 and overload parking function, remote control carry each hydraulic winch lifting rope tension
It is worth display function, manipulator can be visually seen the pulling force of each pole body halliard, is easy to control and security control.
The power of hoist tower material is hoisting winding 10, and installed in the apical position of pole epimerite 4, hoisting line passes through pole
The lifting of epimerite 4 turns to revolution 5 tower crane materials of pulley.Hoisting winding 10 is also remote control, remote controller displays lifting weight,
Lifting speed, and set overload shutdown braking function, it is ensured that lifting safety.
Mounted angle sensor on pole body, pole body lifts at itself and can measure pole when playing tower crane material
The angle of inclination of body, sets security alarm function, it is ensured that construction safety.
Hydraulic power unit system is arranged on inside the standard knot of the lower upper end of hydraulic winch 11, for lower pole standard knot 3
In 4 hydraulic winches and top hoisting winding 10 provide hydraulic power, oil pump 16, the main fuel tank of hydraulic power unit system
15th, auxiliary fuel tank 13 is separately laid out in pole standard knot 3, normal when can meet the horizontal positioned of pole standard knot 3, be disposed vertically
Startup is used.
Further, since the length of pole body（Highly）20-60m, only sets four lower supports in pole body lower part
Rope 9 can not make pole body keep stability, therefore, the top of pole standard knot 3 be provided with what is be connected with electric power tower 1
Pole is anti-to wave and auxiliary lifting mechanism.
Operation principle of the present utility model is：When normally playing tower crane material, four lower bearing ropes 9 play main hanging pole
The effect of device, four upper bearing ropes 22 primarily serve the effect of stable holding pole device, also have the effect of hanging holding pole device concurrently.
With the increase of the assembled height of electric power tower 1, holding pole device is also required to ramp up, and now just starts oil pump 16, is under four
Hydraulic winch 11 provides hydraulic power, and four lower hydraulic winches 11 reclaim the lower steel wire rope of winding, can thus driven simultaneously
Dynamic holding pole device is moved up, and upper bearing rope 22 and lower bearing rope 9 relax, four hydraulic pressure after holding pole device rises one section of height
Hoist engine stops, and is articulated to after first the upper end of lower bearing rope 9 is moved up on electric power tower 1, and protect four lower bearing ropes 9
Constant force is held, then the upper end of upper bearing rope 22 is moved up and is articulated on electric power tower 1.Furthermore it is possible to be activated individually
Any one or two lower hydraulic winches 11, make holding pole device keep certain inclination, have facilitated tower crane material.All operation sides
Formula can be operated by remote control.
Embodiment two：As shown in Fig. 2 the difference of the embodiment and embodiment one is, pole is anti-to be waved and aids in
Hoisting mechanism is included on four upper fixed pulleys 24 and four upper hydraulic winches 23 positioned at four upper lower sections of fixed pulley 24, four
Fixed pulley 24 is separately positioned at an angle of the cross section of pole standard knot 3, and four are gone up hydraulic winches 23 from top to bottom successively
Arrangement, each upper hydraulic winch 23 is located at four sidepieces of pole standard knot 3 respectively, is each wound on upper hydraulic winch 23
Upper steel wire rope 25 one end correspond to downwards bypass a upper fixed pulley 24 after be connected upwardly to the top of electric power tower 1；On four
Hydraulic winch 23 is connected by upper high-pressure oil pipe with commutation valve group 14 respectively.
The operation principle of the embodiment is：When normally playing tower crane material, four lower bearing ropes 9 play main hanging pole dress
The effect put, pole is prevented waving and four upper steel wire ropes 25 that above hydraulic winches 23 are connected of auxiliary lifting mechanism mainly rise
To the effect for stablizing holding pole device, the effect of hanging holding pole device is also had concurrently.With the increase of the assembled height of electric power tower 1, embrace
Lever apparatus is also required to ramp up, and now just starts oil pump 16, while being four lower hydraulic winches 11 and four upper liquid writings that surpasses all the others
Raise machine 23 and hydraulic power is provided, four lower hydraulic winches 11 reclaim the lower steel wire rope of winding, four upper hydraulic winches simultaneously
23 reclaim the upper steel wire rope 25 of winding simultaneously, can thus drive holding pole device to move up, lower bearing rope 9 relaxes, and treats pole
Device rises four lower hydraulic winches 11 and four upper hydraulic winches 23 after one section of height and stopped, by the upper of lower bearing rope 9
End is articulated on electric power tower 1 after moving up, and four lower bearing ropes 9 is kept constant force.Furthermore it is possible to be activated individually
Any one or two lower hydraulic winches 11 and corresponding upper hydraulic winch 23, make holding pole device keep certain inclination,
Tower crane material is facilitated.
The present embodiment not makees any formal limitation, every foundation to shape of the present utility model, material, structure etc.
Any simple modification, equivalent variations and modification that technical spirit of the present utility model is made to above example, belong to this reality
With the protection domain of new technique scheme.
Claims (5)
1. suspension hoist engine lifting pole device in a kind of distance type, including vertically it is arranged on the pole sheet inside electric power tower
Body, it is characterised in that：Pole body is including the pole collet set gradually from bottom to top, pole standard knot, pole epimerite and rises
Revolution pulley is turned to again, and pole collet includes the fixed bottom bracket being located at outside pole standard knot lower end, and bottom bracket bottom is set
There are four lower fixed pulleys of the correspondence at the corner of pole standard knot cross section, bottom bracket top is provided with correspondence and is located at pole mark
Four lower connection otic placodes at quasi- section cross section corner, each lower connection otic placode is between electric power tower inner side by under one
Bearing rope is connected；Be provided with electronic or hydraulic-driven hoisting winding at the top of pole epimerite, the hoisting line of hoisting winding around
Cross lifting and turn to revolution pulley；
The bottom of pole standard knot is provided with hydraulic power unit system and four lower hydraulic pressure elevators below hydraulic power unit system
Machine, hydraulic power unit system is connected with hoisting winding and four lower hydraulic winches respectively by lower high-pressure oil pipe, four lower liquid
Pressure hoist engine is sequentially arranged from top to bottom, and each lower hydraulic winch is located at four sidepieces of pole standard knot respectively, it is each under
One end of the lower steel wire rope wound on hydraulic winch downwards correspond to bypass a lower fixed pulley after be connected upwardly to electric power tower
Top；
Pole standard knot top is provided with the pole being connected with electric power tower and prevents waving and auxiliary lifting mechanism.
2. suspension hoist engine lifting pole device in a kind of distance type according to claim 1, it is characterised in that：Hydraulic pump
System of standing includes auxiliary fuel tank, commutation valve group, main fuel tank and the oil pump set gradually from top to bottom, and oil pump passes through valve group and the institute of commutating
The lower high-pressure oil pipe connection stated, oil pump is connected by the first oil pipe with main fuel tank, and main fuel tank is connected by the second oil pipe and auxiliary fuel tank
Connect, auxiliary fuel tank is connected with breather pipe；Main fuel tank and auxiliary fuel tank are set, it is ensured that hydraulic power unit system pole erect come or
Lie horizontally hydraulic pump can be drawn onto oil, realize the normal operation of pumping plant.
3. suspension hoist engine lifting pole device in a kind of distance type according to claim 1, it is characterised in that：Pole is prevented
Wave and auxiliary lifting mechanism includes being arranged on four upper connection otic placodes at the rib of four, pole standard knot top, each upper connection
Connected between on the inside of otic placode and electric power tower by a upper bearing rope.
4. suspension hoist engine lifting pole device in a kind of distance type according to claim 1, it is characterised in that：Pole is prevented
Wave and auxiliary lifting mechanism includes four upper fixed pulleys and four upper hydraulic winches below four upper fixed pulleys, four
Individual upper fixed pulley is separately positioned at an angle of pole standard knot cross section, four upper hydraulic winches cloth successively from top to bottom
Put, each upper hydraulic winch is located at the upper steel wound on four sidepieces of pole standard knot, each upper hydraulic winch respectively
One end of cord corresponds to bypass downwards is connected upwardly to electric power tower top on one after fixed pulley；Four upper hydraulic winches point
It is not connected by upper high-pressure oil pipe with commutation valve group.
5. suspension hoist engine lifting pole device in a kind of distance type according to claim any one of 1-4, its feature exists
In：Obliquity sensor is provided with pole standard knot, junction and pole standard between lower connection otic placode and lower bearing rope
Junction between section and lower hydraulic winch is provided with pulling force sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621395136.8U CN206375637U (en) | 2016-12-19 | 2016-12-19 | Suspension hoist engine lifting pole device in a kind of distance type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621395136.8U CN206375637U (en) | 2016-12-19 | 2016-12-19 | Suspension hoist engine lifting pole device in a kind of distance type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206375637U true CN206375637U (en) | 2017-08-04 |
Family
ID=59406364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621395136.8U Expired - Fee Related CN206375637U (en) | 2016-12-19 | 2016-12-19 | Suspension hoist engine lifting pole device in a kind of distance type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206375637U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106495063A (en) * | 2016-12-19 | 2017-03-15 | 王洪英 | Suspension hoist engine lifting pole device in a kind of distance type |
-
2016
- 2016-12-19 CN CN201621395136.8U patent/CN206375637U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106495063A (en) * | 2016-12-19 | 2017-03-15 | 王洪英 | Suspension hoist engine lifting pole device in a kind of distance type |
| CN106495063B (en) * | 2016-12-19 | 2018-09-21 | 王洪英 | Suspension hoist engine lifting pole device in a kind of remote control type |
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| 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: 20170804 Termination date: 20181219 |