CN203760906U - Lifting appliance - Google Patents
Lifting appliance Download PDFInfo
- Publication number
- CN203760906U CN203760906U CN201420180345.5U CN201420180345U CN203760906U CN 203760906 U CN203760906 U CN 203760906U CN 201420180345 U CN201420180345 U CN 201420180345U CN 203760906 U CN203760906 U CN 203760906U
- Authority
- CN
- China
- Prior art keywords
- support bar
- bolt
- boom hoisting
- fixed pulley
- installing component
- 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 - Lifetime
Links
- 230000004308 accommodation Effects 0.000 claims description 9
- 244000273618 Sphenoclea zeylanica Species 0.000 claims description 3
- 229910052573 porcelain Inorganic materials 0.000 abstract description 10
- 239000012212 insulator Substances 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Jib Cranes (AREA)
Abstract
The utility model relates to a lifting appliance which is used for lifting various components during electric power maintenance operation and comprises a support rod, a positioning seat and a fixed pulley. The support rod is vertically arranged, the positioning seat is used for mounting the support rod on a mounting component of the support rod and is arranged at the bottom of the support rod, the fixed pulley is arranged on the top of the support rod, and a lifting rope which is matched with the fixed pulley is wound on the fixed pulley. The lifting appliance has the advantages that after the lifting appliance is mounted on the mounting component, the fixed pulley can be matched with the lifting rope, so that devices such as porcelain insulators can be lifted to required positions, and the lifting appliance is simple in structure, convenient to use, low in cost and high in safety.
Description
Technical field
The utility model relates to a kind of boom hoisting using in electric power overhaul operation.
Background technology
In electric power overhaul operation, conventionally need on shaft tower, lift by crane the large-scale plants such as porcelain vase.Existing lifting method comprises: (1) manual work, by manually the devices such as porcelain vase being lifted on the relevant position of shaft tower; (2) lifting machine operation, is played the devices such as porcelain vase to winch on the relevant position of shaft tower by ground large-scale lifting machine; (3) scaffold coordinates tackles operation, by the scaffold built with and the tackles of upper setting the devices such as porcelain vase are lifted to the relevant position of shaft tower.Above-mentioned three kinds of lifting methods have respectively following problem: (1) due to the device volumes such as porcelain vase and weight all larger, thereby manual work need to utilize a large amount of manpowers, and degree of danger is higher; (2) lifting machine operation often needs larger working space, and the occasion of being limited at some cannot be utilized, and operating cost is higher; (3) scaffold operation need to be built scaffold to higher than the installation of porcelain insulator position height of 1m at least, and tackles is arranged on to the top of scaffold, and this just makes operation process very loaded down with trivial details, and in operation, also easily occurs dangerous.
Summary of the invention
The purpose of this utility model is to provide a kind of operation convenient and swift, safe and without the boom hoisting of more manpower and materials for overcoming the deficiency of existing operating type.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of boom hoisting, in electric power overhaul operation for lifting by crane various parts, it comprises the support bar of vertical setting, for described support bar being installed on to positioning seat and the fixed pulley on its installing component, described positioning seat is arranged at the bottom of described support bar, described fixed pulley is arranged at the top of described support bar, is arranged with the lifting rope being mated on described fixed pulley.
Preferably, the top of described support bar is fixedly installed the cross bar of level, and described fixed pulley is arranged on described cross bar.
Preferably, an end of described cross bar is connected with the top of described support bar, and described fixed pulley is arranged at the other end of described cross bar.
Preferably, described support bar comprises upper boom and is positioned at the lower beam of described upper boom below, described lower beam is hollow stem, and described upper boom inserts in described lower beam, described upper boom and described lower beam can, along its axial relative sliding, be provided with the locking mechanism that can lock the two relative position between described upper boom and described lower beam.
Preferably, on described support bar, be provided with auxiliary link, between described auxiliary link and described installing component, be provided with subband rope, one end of described subband rope is fixedly connected on described auxiliary link, the other end is fixedly connected on described installing component, and described auxiliary lanyard, described support bar and described installing component form triangle.
Preferably, described subband rope is two and is arranged at symmetrically respectively the both sides of described support bar.
Preferably, on described support bar, be provided with the auxiliary link described in two, on the auxiliary link described in, be connected with the subband rope described in.
Preferably, described positioning seat comprise rotate connect and can form closed hoop around two keepers of the spatial accommodation of described installing component periphery, be arranged at the bolt on described keeper; Described bolt comprises longitudinal register bolt and located lateral bolt, described longitudinal register bolt and described located lateral bolt are all threaded mutually with described keeper and are extended to inside and be against the surface of described installing component by the outside of described spatial accommodation, the axis of described longitudinal register bolt vertically arranges, the axis horizontal setting of described located lateral bolt; On keeper described in two, be also provided with when the two is closed the locking mechanism of the relative position locking of the two.
Preferably, described locking mechanism comprises on the keeper being arranged at respectively described in two and offers locking plate, the lock(ing) bolt of screw; When locking plate described in two is closed, the locking plate described in two and on screw corresponding, described lock(ing) bolt screws in described screw and by the locking position of the keeper described in two of the locking plate described in two and place thereof.
Preferably, on described support bar, be also provided with the safety belt link that hangs safety belt.
Because technique scheme is used, the utility model compared with prior art has following advantages: after boom hoisting of the present utility model is installed on its installing component, can be coordinated lifting rope and the devices such as porcelain vase are winched to desired position by fixed pulley, it be simple in structure, easy to use, cost is lower and have higher fail safe.
Accompanying drawing explanation
The front view that accompanying drawing 1 is boom hoisting of the present utility model.
The master of the positioning seat that accompanying drawing 2 is boom hoisting of the present utility model looks zoomed-in view.
The positioning seat that accompanying drawing 3 is boom hoisting of the present utility model look up zoomed-in view.
The side-looking zoomed-in view of the positioning seat that accompanying drawing 4 is boom hoisting of the present utility model.
In above accompanying drawing: 1, support bar; 2, positioning seat; 3, fixed pulley; 4, upper boom; 5, lower beam; 6, cross bar; 7, auxiliary link; 8, subband rope; 9, keeper; 10, spatial accommodation; 11, rotating shaft; 12, locking plate; 13, lock(ing) bolt; 14, longitudinal register bolt; 15, located lateral bolt; 16, safety belt link; 17, installing component.
Embodiment
Below in conjunction with embodiment shown in the drawings, the utility model is further described.
Embodiment mono-: shown in accompanying drawing 1.In electric power overhaul operation for lifting by crane a boom hoisting for various parts (as porcelain vase), it comprises the support bar 1 of vertical setting, for support bar 1 being installed on to its installing component 17(as channel-section steel on tower bar etc.) on positioning seat 2 and fixed pulley 3.
Support bar 1 support bar 1 comprises upper boom 4 and the lower beam 5 that is positioned at upper boom 4 belows, and lower beam 5 is hollow stem, and upper boom 4 inserts in lower beams 5.Upper boom 4 can, along its axial relative sliding, be provided with the locking mechanism (not shown) that can lock the two relative position with lower beam 5 between upper boom 4 and lower beam 5.The top of support bar 1 is fixedly installed the cross bar 6 of level, and an end of cross bar 6 is connected with the top of support bar 1, and fixed pulley 3 is arranged at the other end of cross bar 6, thereby makes it be positioned at the top of support bar 1.By upper boom 4 and the lower beam 5 of relative sliding in the axial direction, not only can regulate the length of support bar 1, fixed pulley 3 can also be rotated and be adjusted to correct position.The quantity of fixed pulley 3 is at least one, is arranged with the lifting rope (not shown) being mated on fixed pulley 3.
On the lower beam 5 of support bar 1, be provided with two auxiliary links 7 that lay respectively at its both sides.Between each auxiliary link 7 and installing component 17, be provided with subband rope 8, subband rope 8 is two and is arranged at symmetrically respectively the both sides of support bar 1.One end of subband rope 8 is fixedly connected on auxiliary link 7, and the other end is fixedly connected on installing component 17, and auxiliary lanyard, support bar 1 and installing component 17 form triangle.
Positioning seat 2 is arranged at the bottom of support bar 1.If accompanying drawing 2 is to as shown in Figure 4, positioning seat 2 comprise rotate connect and can form closed hoop around support the spatial accommodation 10 of channel-section steel periphery two keepers 9, be arranged at the bolt on keeper 9 and be arranged on two keepers 9 and when the two is closed the locking mechanism of the relative position locking of the two.
Two keepers 9 of positioning seat 2 its cross section when closure forms rectangle frame, a keeper 9 consists of three faces that form three limits of this rectangle frame, these three faces form an opening, and an another positioning piece 9 consists of a face that forms the four edges of rectangle frame, it covers opening part.Two edges of two keepers 9 are corresponding respectively, set firmly a rotating shaft 11 therein on keeper 9 of Yi Ge edge, and another keeper 9 is rotationally connected with this rotating shaft 11, thereby realize being rotationally connected of two keepers 9.And in another edge, be provided with above-mentioned locking mechanism.Locking mechanism comprises locking plate 12, the lock(ing) bolt 13 that is arranged at respectively on two keepers 9 and offers screw.The spiral shell head that lock(ing) bolt 13 comprises a screw rod and is arranged on screw rod one end, facilitates rotary screw for increasing the arm of force, and spiral shell head is arranged to ring-type.When two locking plates 12 are closed, two locking plates 12 and on screw corresponding, lock(ing) bolt 13 screws in screws and by the locking position of two keepers 9 at two locking plates 12 and place thereof.
Bolt comprises longitudinal register bolt 14 and located lateral bolt 15.Longitudinal register bolt 14 is all threaded mutually with keeper 9 with located lateral bolt 15 and is extended to inside and be against the surface of supporting channel-section steel by the outside of spatial accommodation 10, the axis of longitudinal register bolt 14 vertically arranges, longitudinal register bolt 14 and located lateral bolt 15 are arranged at respectively on the face at two adjacent places, limit of rectangle frame, the axis horizontal setting of located lateral bolt 15.The structure of longitudinal register bolt 14 and located lateral bolt 15 is roughly the same, and the two includes screw rod, is connected to the circular spiral shell head of screw rod one end, and spiral shell head is positioned at the outside of spatial accommodation 10.In the present embodiment, longitudinal register bolt 14 and located lateral bolt 15 are two, and two longitudinal register bolt 14 levels are arranged, and two located lateral bolts 15 are vertically arranged.
The bottom of support bar 1 is fixedly connected on the face relative with the face at longitudinal register bolt 14 places and realizes and being fixedly connected with of positioning seat 2, and both can realize by welding the connection of the two, and the mode such as also can be threaded connection realizes the connection of the two.
When operation, first this boom hoisting is fixedly mounted on its installing component 17, be specially: first, by the latch-up structure release on keeper 9, two keepers 9 of Unscrew, be set on installing component 17, thereby then rotate two keepers 9 and make the two closed periphery that is looped around installing component 17, make support bar 1 be vertical state.Then lock(ing) bolt 13 is screwed in the screw on two locking plates 12 and by the relative position locking of two keepers 9, make two keepers 9 form closing structures and be looped around on installing component 17.Rotating respectively longitudinal register bolt 14 and located lateral bolt 15 makes them to the direction of inside of holding the spatial accommodation 10 of installing component 17, move, and make longitudinal register bolt 14 from below, be against the lower surface of installing component 17, make located lateral bolt 15 from side, be against the side of installing component 17, thereby the relative position of positioning seat 2 and installing component 17 is fixed, completed the installation of this boom hoisting.Install after this boom hoisting, can the parts such as porcelain vase be risen and winch to desired location by the cooperation of fixed pulley 3 and lifting rope.In order to guarantee high-rise working personnel's safety, the safety belt link 16 that hangs operating personnel's safety belt can also be set on the upper boom 4 of support bar 1.
Above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection range of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection range of the present utility model.
Claims (10)
1. a boom hoisting, in electric power overhaul operation for lifting by crane various parts, it is characterized in that: it comprises the support bar of vertical setting, for described support bar being installed on to positioning seat and the fixed pulley on its installing component, described positioning seat is arranged at the bottom of described support bar, described fixed pulley is arranged at the top of described support bar, is arranged with the lifting rope being mated on described fixed pulley.
2. boom hoisting according to claim 1, is characterized in that: the top of described support bar is fixedly installed the cross bar of level, and described fixed pulley is arranged on described cross bar.
3. boom hoisting according to claim 2, is characterized in that: an end of described cross bar is connected with the top of described support bar, and described fixed pulley is arranged at the other end of described cross bar.
4. boom hoisting according to claim 1, it is characterized in that: described support bar comprises upper boom and is positioned at the lower beam of described upper boom below, described lower beam is hollow stem, and described upper boom inserts in described lower beam, described upper boom and described lower beam can, along its axial relative sliding, be provided with the locking mechanism that can lock the two relative position between described upper boom and described lower beam.
5. boom hoisting according to claim 1, it is characterized in that: on described support bar, be provided with auxiliary link, between described auxiliary link and described installing component, be provided with subband rope, one end of described subband rope is fixedly connected on described auxiliary link, the other end is fixedly connected on described installing component, and described auxiliary lanyard, described support bar and described installing component form triangle.
6. boom hoisting according to claim 5, is characterized in that: described subband rope is two and is arranged at symmetrically respectively the both sides of described support bar.
7. boom hoisting according to claim 6, is characterized in that: on described support bar, be provided with the auxiliary link described in two, be connected with the subband rope described on the auxiliary link described in.
8. boom hoisting according to claim 1, is characterized in that: described positioning seat comprise rotate connect and can form closed hoop around two keepers of the spatial accommodation of described installing component periphery, be arranged at the bolt on described keeper; Described bolt comprises longitudinal register bolt and located lateral bolt, described longitudinal register bolt and described located lateral bolt are all threaded mutually with described keeper and are extended to inside and be against the surface of described installing component by the outside of described spatial accommodation, the axis of described longitudinal register bolt vertically arranges, the axis horizontal setting of described located lateral bolt; On keeper described in two, be also provided with when the two is closed the locking mechanism of the relative position locking of the two.
9. boom hoisting according to claim 8, is characterized in that: described locking mechanism comprises on the keeper being arranged at respectively described in two and offers locking plate, the lock(ing) bolt of screw; When locking plate described in two is closed, the locking plate described in two and on screw corresponding, described lock(ing) bolt screws in described screw and by the locking position of the keeper described in two of the locking plate described in two and place thereof.
10. boom hoisting according to claim 1, is characterized in that: on described support bar, be also provided with the safety belt link that hangs safety belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420180345.5U CN203760906U (en) | 2014-04-15 | 2014-04-15 | Lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420180345.5U CN203760906U (en) | 2014-04-15 | 2014-04-15 | Lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203760906U true CN203760906U (en) | 2014-08-06 |
Family
ID=51256143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420180345.5U Expired - Lifetime CN203760906U (en) | 2014-04-15 | 2014-04-15 | Lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203760906U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375390A (en) * | 2015-12-04 | 2016-03-02 | 国网浙江省电力公司绍兴供电公司 | Power transmission line weight pallet |
-
2014
- 2014-04-15 CN CN201420180345.5U patent/CN203760906U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375390A (en) * | 2015-12-04 | 2016-03-02 | 国网浙江省电力公司绍兴供电公司 | Power transmission line weight pallet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |
|
| CX01 | Expiry of patent term |