CN106429935A - Lifting device - Google Patents
Lifting device Download PDFInfo
- Publication number
- CN106429935A CN106429935A CN201611228688.4A CN201611228688A CN106429935A CN 106429935 A CN106429935 A CN 106429935A CN 201611228688 A CN201611228688 A CN 201611228688A CN 106429935 A CN106429935 A CN 106429935A
- Authority
- CN
- China
- Prior art keywords
- lifting device
- lifting
- circular arc
- baffle plate
- arc baffle
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/18—Power-operated hoists
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
- B66C1/36—Crane hooks with means, e.g. spring-biased detents, for preventing inadvertent disengagement of loads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/18—Power-operated hoists
- B66D3/26—Other details, e.g. housings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/01—Winches, capstans or pivots
- B66D2700/0183—Details, e.g. winch drums, cooling, bearings, mounting, base structures, cable guiding or attachment of the cable to the drum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Cable Installation (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses a lifting device which comprises a lifting disc, a lifting rope, a lifting hook, a bracket, clamping plates, fastening screws, a reducer, a transmission soft shaft, supporting rods and operation rods. The two clamping plates are connected to the two sides of the bracket in an inserted mode, and clamping cavities are formed between the clamping plates and the bracket. The fastening screws are in threaded connection to the bracket, and the bottom ends of the fastening screws abut against the clamping plates. The lifting disc is rotatably arranged on the bracket. The lifting rope is wound to the lifting disc, and one end of the lifting rope penetrates through the bracket and is fixedly connected with the lifting hook. The reducer is arranged on one side of the lifting disc, an output shaft of the reducer is connected with the lifting disc, and an input shaft of the reducer is connected with the transmission soft shaft. The supporting rods and the operation rods are all hinged to the lower end face of the bracket. According to the lifting device, it can be ensured that a sufficient safe gap is reserved between an operator and electric wires, and the lifting device is simple in structure, convenient to operate, good in stability, wide in applicability and safe to use.
Description
Technical field：
The present invention relates to a kind of lifting device.
Background technology：
On the cross-arm of electric pole install electric wire when, often pass through aerial lift device with insulated arm by workmen with deliver to electric pole one
Then electric wire is hung by workmen and rises and be attached on electric pole cross-arm, due to livewire work, workmen is hanging liter by side
During electric wire, safety clearance must be left between workmen and electric wire, but the safety clearance of this form of construction work is difficult to be protected
Card, therefore causes great potential safety hazard to workmen.
The cross-arm of electric pole includes straight line cross-arm, buck arm and double cross-arm, the patent No. 201520555258.8, discloses
Phase livewire work lifter special in a kind of 35kV and following multiloop（As Fig. 1）, this lifter may be only available for double cross-arms, suitable
Little with property, and this lifter is during lifting electric wire, is directly to be put on double cross-arms, stability is poor.
Cheese 500 in lifter disclosed in above-mentioned patent is located at the lower section of installing rack 600, and installing rack is carried on a shoulder pole in cross-arm 400
On.When lifting electric wire, because cheese 500 is located at the lower section of installing rack 600, during hanging liter, cross-arm 400 will necessarily for electric wire
Interfere the rising of electric wire, therefore electric wire can only be always positioned at below cross-arm.So when electric wire hangs and rises to below cross-arm in addition it is also necessary to
By an insulating bar, first this electric wire is chosen to insulating bar, then cross-arm is bypassed by this insulating bar and electric wire placed cross-arm
Upper surface on, this operating process is loaded down with trivial details, and the easy landing of electric wire, and potential safety hazard is big.
Therefore, it is necessory to improve prior art to solve the deficiency of prior art.
Content of the invention：
The present invention is to solve the problems, such as that above-mentioned prior art provides a kind of lifting device.
The technical solution adopted in the present invention has：A kind of lifting device, including hanging scaffold, lifting rope, suspension hook, bracing frame, clamping plate,
Trip bolt, decelerator, driving snake, support bar and action bars, clamping plate described in two is plugged on the both sides of bracing frame respectively, and
It is formed with clamping chamber between clamping plate and bracing frame, trip bolt is threaded on bracing frame, and the bottom of trip bolt abuts
On clamping plate；Hanging scaffold rotate located on bracing frame, lifting rope is set around on hanging scaffold, and one end of lifting rope pass through bracing frame and with hang
Hook is fixedly connected；Decelerator is located at the side of hanging scaffold, and the output shaft of decelerator is connected with hanging scaffold, input shaft and driving snake phase
Even, support bar and action bars are all articulated with the lower surface of bracing frame.
Further, the both sides of support frame as described above extend and are formed the first double wall vertically downward, the ending vertical of clamping plate to
Lower bending simultaneously forms the second double wall, forms described clamping chamber between the first double wall and the second double wall.
Further, the inwall of described first double wall and the second double wall is equipped with cone tooth.
Further, the center of support frame as described above is provided with the through hole for wearing lifting rope.
Further, described support bar is two poles, is provided with friction pulley in the bottom of support bar.
Further, described support bar and action bars are equipped with two, and two support bars are located between two action bars.
Further, described action bars is telescopic rod.
Further, described suspension hook includes coupler body, connecting shaft, the first circular arc baffle plate and the second circular arc baffle plate, described coupler body
Inwall on set stop bosses, connecting shaft rotates on coupler body, and the first circular arc baffle plate and the second circular arc baffle plate are all fixing
In connecting shaft, and the second circular arc baffle plate contacts in spacing preiection portion, and the first circular arc baffle plate is placed in the suspension intracavity of coupler body.
Further, the arc radius of described first circular arc baffle plate are less than the arc radius of the second circular arc baffle plate.
Further, the inwall of described coupler body is provided with arc groove.
The present invention has the advantages that：
The present invention ensure that and leaves enough safety clearances between operating personnel and electric wire, and structure is simple, is easy to operate, surely
Qualitative good, the suitability is wide, using safety.
Brief description：
Fig. 1 is the structure chart of lifting device in background technology.
Fig. 2 is the front view of lifting device of the present invention.
Fig. 3 is the left view of lifting device of the present invention.
Fig. 4 is the top view of lifting device of the present invention.
Fig. 5 is the structure chart during closure of suspension hook in lifting device of the present invention.
Fig. 6 is structure chart when opening of suspension hook in lifting device of the present invention.
Fig. 7 is applied to the structure chart on straight line cross-arm for lifting device of the present invention.
Specific embodiment：
The present invention is further illustrated below in conjunction with the accompanying drawings.
As shown in Figures 2 to 4, a kind of lifting device of the present invention, including hanging scaffold 11, lifting rope 12, suspension hook 13, bracing frame 21,
Clamping plate 22, trip bolt 23, decelerator 31, driving snake 32, support bar 4 and action bars 5, two clamping plate 22 are plugged on respectively and prop up
It is formed with clamping chamber 20, trip bolt 23 is threaded in bracing frame between the both sides of support 21, and clamping plate 22 and bracing frame 21
On 21, and the bottom of trip bolt 23 is connected on clamping plate 22, and clamping plate 22 is fixed on bracing frame 21.Hanging scaffold 11 rotates and sets
On the end face in bracing frame 21, lifting rope 12 is set around on hanging scaffold 11, and one end of lifting rope 12 passes through bracing frame 21 and suspension hook
13 are fixedly connected.Decelerator 31 is located at the side of hanging scaffold 11, and the output shaft of decelerator 31 is connected with hanging scaffold 11, decelerator 31
Input shaft is connected with driving snake 32, and support bar 4 and action bars 5 are all articulated with the lower surface of bracing frame 21.
In the present invention, the both sides of bracing frame 21 extend vertically downward and form the first double wall 210, the ending vertical of clamping plate 22
Downward bending simultaneously forms the second double wall 220, forms described clamping chamber 20 between the first double wall 210 and the second double wall 220.
For increasing the frictional force between cross-arm on lifting device of the present invention and electric wire tower bar, in the first double wall 210 and second
Cone tooth is equipped with the inwall of double wall 220.
During preventing lifting rope 12 rise and fall, there is the swing along hanging scaffold 11 axis direction in suspension hook 13, is supporting
The center of frame 21 is provided with the through hole 218 for wearing lifting rope 12.It is above-mentioned that this through hole 218 can effectively prevent suspension hook 13 from occurring
Swing.
For ease of being applied to the electric wire tower bar of different tube diameters, the support bar 4 in the present invention is two poles.For ease of support bar
4 are preferably connected on electric wire tower bar, are provided with friction pulley 41 in the bottom of support bar 4.
Support bar 4 and action bars 5 are equipped with two, and two support bars 4 are located between two action bars 5.Two action bars 5 are easy to
Operation, two support bar 4 increases the stability of apparatus of the present invention.Action bars 5 is telescopic rod it is adaptable to the cross bar of differing heights.
As Fig. 5 and Fig. 6, the suspension hook 13 in the present invention includes coupler body 131, connecting shaft 132, the first circular arc baffle plate 133 and
Two circular arc baffle plates 134, set stop bosses 135 on the inwall of coupler body 131, and connecting shaft 132 rotates on coupler body 131,
First circular arc baffle plate 133 and the second circular arc baffle plate 134 are both secured in connecting shaft 132, and the second circular arc baffle plate 134 contacts at limit
In the lobe 135 of position, the first circular arc baffle plate 133 is placed in the suspension intracavity of coupler body 131.The arc radius of the first circular arc baffle plate 133
Arc radius less than the second circular arc baffle plate 134.
For ease of preferably positioning to the electric wire being lifted, arc groove 136 is provided with the inwall of coupler body 131,
One end of first circular arc baffle plate 133 is placed in this arc groove 136.
For increasing the attachment force between coupler body 131 and lifting rope, lifting rope connecting hole 1310 is provided with coupler body 131, hangs at this
It is provided with anti-skidding fastening plates 1311, guide rod 1312 activity is plugged on the side wall of coupler body 131, and one end stretches in rope connecting hole 1310
Lifting rope connecting hole 1310 is interior and is fixedly connected with anti-skidding fastening plates 1311, threaded anti-skidding fastening on the side wall of coupler body 131
Screw 1313, one end of anti-skidding trip bolt 1313 is connected in anti-skidding fastening plates 1311.
First anti-slop serrations 1314 are provided with the inwall of lifting rope connecting hole 1310, anti-skidding fastening plates 1311 are provided with second and prevent
Slip teeth 1315.Lifting rope is connected in lifting rope connecting hole 1310, tighten anti-skidding trip bolt 1313 so that lifting rope be anchored on first,
Between two anti-slop serrations.
In conjunction with Fig. 7, workmen is risen to by aerial lift device with insulated arm and treats operation electric pole side, and workmen passes through operation
Lifting device of the present invention is suspended on the cross-arm of electric wire tower bar bar 5（This implementation process is taking straight line cross-arm as a example）, by adjustment
The size in clamping chamber 20 is resisted against on electric wire tower bar in order to be applied to various sizes of cross-arm, the friction pulley 41 of support bar 4 bottom,
Good stability.
When lifting electric wire, electric wire to be lifted is placed in the suspension intracavity of suspension hook 13, and makes electric wire be compressed on the first circular arc
On baffle plate 133, in the presence of electric wire deadweight, one end of electric wire and the first circular arc baffle plate 133 as in this arc groove 136,
Second circular arc baffle plate 134 is resisted against in spacing preiection portion 135, and the suspension cavities of suspension hook 13 is covered the suspension forming a closing
Chamber, thus prevent electric wire in hoisting process from departing from coupler body 131.Arc groove 136 can preferably carry out spacing to lifting object.Transmission
Flexible axle 32 connects power source, and hanging scaffold 11 rotates, and lifts electric wire.
Hanging scaffold 11 in the present invention be located at electric wire tower bar cross-arm top, hanging scaffold 11 during hanging liter electric wire, if
When cross bar interferes electric wire to rise, only need to thoroughly do away with edge body of rod pulling electric wire by one so that electric wire deviates the interference position of cross bar, so
Hanging scaffold 11 continues to hang liter electric wire and electric wire hangs the top rising to cross bar afterwards.If cross bar does not interfere electric wire to rise, the present invention fills
Put and directly can lift electric wire to above cross-arm.Finally by the above-mentioned insulation body of rod, electric wire is chosen from suspension hook 13, you can realizing will
Electric wire is placed on cross-arm.
When the cross-arm of electric wire tower bar is buck arm or double cross-arm, only lifting device of the present invention need to be placed to corner
On one side of cross-arm or double cross-arm, and the friction pulley 41 of lifting device is resisted against on electric wire tower bar, you can to realize electricity
The lifting of line, hoisting process is identical with the hoisting process of straight line cross-arm, therefore repeats no more.
The above is only the preferred embodiment of the present invention it is noted that ordinary skill people for the art
For member, some improvement can also be made under the premise without departing from the principles of the invention, these improvement also should be regarded as the present invention's
Protection domain.
Claims (10)
1. a kind of lifting device it is characterised in that：Including hanging scaffold（11）, lifting rope（12）, suspension hook（13）, bracing frame（21）, clamping plate
（22）, trip bolt（23）, decelerator（31）, driving snake（32）, support bar（4）And action bars（5）, clamping plate described in two
（22）It is plugged on bracing frame respectively（21）Both sides, and clamping plate（22）With bracing frame（21）Between be formed with clamping chamber（20）, tightly
Gu screw（23）It is threaded in bracing frame（21）On, and trip bolt（23）Bottom be connected to clamping plate（22）On；Hanging scaffold
（11）Rotate located in bracing frame（21）On, lifting rope（12）It is set around hanging scaffold（11）On, and lifting rope（12）One end pass through support
Frame（21）And and suspension hook（13）It is fixedly connected；Decelerator（31）Located at hanging scaffold（11）Side, and decelerator（31）Output shaft
With hanging scaffold（11）It is connected, input shaft and driving snake（32）It is connected, support bar（4）And action bars（5）All it is articulated with bracing frame
（21）Lower surface on.
2. lifting device as claimed in claim 1 it is characterised in that：Support frame as described above（21）Both sides extend vertically downward simultaneously
Form the first double wall（210）, clamping plate（22）Ending vertical downward bending and form the second double wall（220）, the first double wall（210）
With the second double wall（220）Between form described clamping chamber（20）.
3. lifting device as claimed in claim 2 it is characterised in that：Described first double wall（210）With the second double wall（220）'s
Cone tooth is equipped with inwall.
4. lifting device as claimed in claim 1 it is characterised in that：Support frame as described above（21）Center be provided with for wearing
Lifting rope（12）Through hole（218）.
5. lifting device as claimed in claim 1 it is characterised in that：Described support bar（4）For two poles, in support bar（4）
Bottom be provided with friction pulley（41）.
6. lifting device as claimed in claim 1 it is characterised in that：Described support bar（4）And action bars（5）It is equipped with two
Root, and two support bars（4）Positioned at two action bars（5）Between.
7. lifting device as claimed in claim 1 it is characterised in that：Described action bars（5）For telescopic rod.
8. lifting device as claimed in claim 1 it is characterised in that：Described suspension hook（13）Including coupler body（131）, connecting shaft
（132）, the first circular arc baffle plate（133）With the second circular arc baffle plate（134）, described coupler body（131）Inwall be provided with spacing preiection
Portion（135）, connecting shaft（132）Rotate located at coupler body（131）On, the first circular arc baffle plate（133）With the second circular arc baffle plate（134）All
It is fixed on connecting shaft（132）On, and the second circular arc baffle plate（134）Contact at spacing preiection portion（135）On, the first circular arc baffle plate
（133）It is placed in coupler body（131）Suspension intracavity.
9. lifting device as claimed in claim 8 it is characterised in that：Described first circular arc baffle plate（133）Arc radius little
In the second circular arc baffle plate（134）Arc radius.
10. lifting device as claimed in claim 8 it is characterised in that：Described coupler body（131）Inwall be provided with arc groove
（136）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611228688.4A CN106429935B (en) | 2016-12-27 | 2016-12-27 | A kind of lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611228688.4A CN106429935B (en) | 2016-12-27 | 2016-12-27 | A kind of lifting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106429935A true CN106429935A (en) | 2017-02-22 |
| CN106429935B CN106429935B (en) | 2018-09-04 |
Family
ID=58215559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611228688.4A Active CN106429935B (en) | 2016-12-27 | 2016-12-27 | A kind of lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106429935B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062915A (en) * | 2021-03-23 | 2021-07-02 | 河北岳如信息科技有限公司 | Novel anti-drop five metals couple |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104071721A (en) * | 2014-06-25 | 2014-10-01 | 国家电网公司 | Cable duct cover plate lifting and carrying device |
| CN204778338U (en) * | 2015-06-24 | 2015-11-18 | 河南省华祥起重机械有限公司 | Crane hook |
| CN204873689U (en) * | 2015-07-28 | 2015-12-16 | 山东瑞鸿重工机械有限公司 | Hoisting apparatus |
| CN206307942U (en) * | 2016-12-27 | 2017-07-07 | 国网江苏省电力公司经济技术研究院 | A kind of lifting device |
-
2016
- 2016-12-27 CN CN201611228688.4A patent/CN106429935B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104071721A (en) * | 2014-06-25 | 2014-10-01 | 国家电网公司 | Cable duct cover plate lifting and carrying device |
| CN204778338U (en) * | 2015-06-24 | 2015-11-18 | 河南省华祥起重机械有限公司 | Crane hook |
| CN204873689U (en) * | 2015-07-28 | 2015-12-16 | 山东瑞鸿重工机械有限公司 | Hoisting apparatus |
| CN206307942U (en) * | 2016-12-27 | 2017-07-07 | 国网江苏省电力公司经济技术研究院 | A kind of lifting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062915A (en) * | 2021-03-23 | 2021-07-02 | 河北岳如信息科技有限公司 | Novel anti-drop five metals couple |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106429935B (en) | 2018-09-04 |
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