CN104242152A - Lifting device for lifting overhead ground wire on straight concrete pole - Google Patents
Lifting device for lifting overhead ground wire on straight concrete pole Download PDFInfo
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- CN104242152A CN104242152A CN201410494481.6A CN201410494481A CN104242152A CN 104242152 A CN104242152 A CN 104242152A CN 201410494481 A CN201410494481 A CN 201410494481A CN 104242152 A CN104242152 A CN 104242152A
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- vertical rack
- ground wire
- lifting
- screw rod
- overhead ground
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Abstract
The invention discloses a lifting device for lifting an overhead ground wire on a straight concrete pole. The lifting device comprises a fixing member, a supporting member and a lifting member. The fixing member comprises two hoops. The supporting member comprises a vertical support and a transverse suspension. The bottom of the vertical support is fixedly connected with one hoop. The transverse suspension is arranged at the top of the vertical support. The transverse suspension and the hoop are arranged on two sides of the vertical support respectively. The lifting member comprises a screw, a threaded tube and an adjustable rotating handle, and a lifting unit comprises a U-shaped clamp which opens down; or the lifting member comprises a screw, a threaded tube and an adjustable rotating handle, and a lifting unit comprises a pulley with a groove, or the lifting unit is a lever hoist. The lifting device has few parts, a mounting method is simple, aerial operations are convenient, the lifting members are optionally selected according to different places, flexibility and convenience are achieved, work efficiency is improved, work conditions are also improved for workers, and safety is improved.
Description
Technical field
The present invention relates to power industry overhead transmission line maintenance, repair equipment technical field, particularly relate to a kind of concrete bar straight line pole overhead ground wire lifting device.
Background technology
At present, power transmission line overhead ground wire also exists the situations such as corrosion, and different along with the length of the operation time limit.Concrete bar is a kind of rod-type common in transmission line, and its structure and steel tower are a bit different.More than overhead ground wire hitch point without any fulcrum, when repairing or replacing new wire clamp to lifting overhead ground wire, there is no fixed pivot, ropes etc. need to walk around masthead could be stressed, and operationally do not form straight line with stressed, completing maintenance or more renewing wire clamp needs loaded down with trivial details, complicated work, not only spends plenty of time, manpower, and there is potential safety hazard, once stressed rope landing will cause great harm to the personnel stood on shaft tower in work.Also the mode adopting manpower lifting is had in addition, the mode that overhead ground wire lifts by two or more employing shoulder that same base bar is stood simultaneously, this mode also exists great potential safety hazard, because the personnel stood on bar have plenty of and step down in pin and nail on, has plenty of the mode adopting climbers, once occur that pin skids, consequence is hardly imaginable.Meanwhile, personnel also can not plant oneself work for a long time, and keep off apart from time excessive, ground line mass is overweight, and the mode using shoulder to lift is not desirable.
Current for the overhead ground wire lifting device without overhead ground wire cross-arm, have and be Universal pole tower ground wire lifter, also have the device being overhead-groundwire lifter, can not whole Problems existing solution work but functionally see from it.The installation of Universal pole tower ground wire lifter must have fixing point as support, having had the support of fixing point Universal pole tower ground wire lifter could be arranged on shaft tower makes it have an effect, but a lot of overhead ground wire place of electric transmission line concrete pole straight line pole does not have cross-arm, there is incomplete aspect to this this equipment.If be arranged on concrete bar straight line pole and also will remove core through screw rod, there is great potential safety hazard, run into large gear in addition and likely can not support holding capacity apart from fixing point during ground wire, likely produce accident.And another overhead-groundwire lifter what carry that line point adopts is the mode of hook, mention stroke short, if forbidden the calculating of overhead ground wire in lifting process, the danger that overhead ground wire falls likely can occur, great potential safety hazard is existed to equipment, the person, is unfavorable for safety in production.More have plenty of and directly utilize cross-arm, shaft tower fixed tower material as fulcrum, utilize simple lever as the device promoting overhead ground wire.
Summary of the invention
Technical problem to be solved by this invention there is provided a kind of concrete bar straight line that is applicable to without cross-arm overhead ground wire and the maintenance of annex, the concrete bar straight line pole overhead ground wire lifting device of installation.
For achieving the above object, the present invention adopts the following two kinds scheme:
1, concrete bar straight line pole overhead ground wire lifting device, comprises fixture, strutting piece and lifting member, and described fixture comprises two anchor ears; Described strutting piece comprises vertical rack and transversal suspension, the anchor ear that the bottom of described vertical rack one of is connected to, and described transversal suspension is located at vertical rack top, and transversal suspension and anchor ear are in the both sides of vertical rack respectively; Described lifting member comprises screw rod, lower screw rod, screwed pipe and can tuning turning handle, the lower external thread of described upper screw rod and the internal thread on screwed pipe top screw, the upper external thread of described lower screw rod and the internal thread of screwed pipe bottom screw, the internal thread rotation of described screwed pipe upper and lower part is on the contrary, describedly can be arranged on screwed pipe by tuning turning handle, described upper screw rod upper end hangs on transversal suspension by upper screw bolt seat, and line lifter is installed in the bottom of lower screw rod.
A kind of structure of described line lifter comprises U-shaped dop, card line screw bolt and nut under shed, and described card line bolt crosses under shed in U-shaped dop and by nut check.
The another kind of structure of described line lifter comprises the pulley of lower screw bolt seat, wheel carrier and band groove, and described lower screw bolt seat is connected to the bottom of lower screw rod, and described pulley is installed on lower screw bolt seat by wheel carrier.
2, concrete bar straight line pole overhead ground wire lifting device, comprises fixture, strutting piece and lifting member, and described fixture comprises two anchor ears; Described strutting piece comprises vertical rack and transversal suspension, the anchor ear that the bottom of described vertical rack one of is fixed in, and described transversal suspension is located at vertical rack top, and transversal suspension and anchor ear are in the both sides of vertical rack respectively; Described lifting member is Lever Blocks, described Lever Blocks comprise cucurbit body, hook, can tuning turning handle, runner, iron chains and drop hanger, described cucurbit body is hung on transversal suspension by hook.
In above-mentioned two schemes, described vertical rack and transversal suspension can adopt angle steel to make, and are connected between the two and welded reinforcement increase bonding strength by welding manner.
Compared with prior art, beneficial effect of the present invention is:
1, lifting device component is few, adopts high-strength material can weight reduction, and installation method is simple, is convenient to work high above the ground, increases work efficiency.
2, set up reinforcing bar in lifting device component, increase bonding strength, bending resistance, tensile strength can be increased, improve coefficient of safety.
3, lifting member has multiple choices, can select lifting member according to different occasion, convenient flexibly, easy to operate.
4, invention increases the condition of work of transmission line workman, increase fail safe, be worthy to be popularized.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1.
Fig. 2 is the structural representation of the embodiment of the present invention 2.
Fig. 3 is the structural representation of the embodiment of the present invention 3.
Number in the figure is: 1, anchor ear; 2, vertical rack; 3, transversal suspension; 4, upper screw rod; 5, lower screw rod; 6, screwed pipe; 7, can tuning turning handle; 8, upper screw bolt seat; 9, reinforcing bar; 10, cucurbit body; 11, link up with; 12, U-shaped dop; 13, runner; 14, iron chains; 15, drop hanger; 16, card line bolt; 17, lower screw bolt seat; 18, wheel carrier; 19, pulley; 20, overhead ground wire; 21, link.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described.
Embodiment 1
Concrete bar straight line pole overhead ground wire lifting device, comprises fixture, strutting piece and lifting member.
Described fixture comprises two anchor ears 1, adopts iron anchor ear; Described strutting piece comprises vertical rack 2 and transversal suspension 3, described vertical rack 2 and transversal suspension 3 adopt angle steel to make, (one end of transversal suspension 3 is welded on vertical rack 2 top) is connected between the two by welding manner, and increase bonding strength with vertical rack 2 in the welded reinforcement 9 of 45 ° ~ 60 °, the bottom welding of described vertical rack 2 is on the anchor ear 1 of one of them, transversal suspension 3 and anchor ear 1 are in the both sides of vertical rack 2 respectively, as shown in Figure 1.
Described lifting member comprises screw rod 4, lower screw rod 5, screwed pipe 6 and can tuning turning handle 7, the lower external thread of described upper screw rod 4 and the internal thread on screwed pipe 6 top screw, the upper external thread of described lower screw rod 5 and the internal thread of screwed pipe 6 bottom screw, on described screwed pipe 6, the internal thread rotation of bottom is on the contrary, describedly can be arranged in the middle part of screwed pipe 6 by tuning turning handle 7, line lifter is installed in the bottom of described lower screw rod 5, described upper screw rod 4 upper end connects upper screw bolt seat 8, described upper screw bolt seat 8 draw-in groove upwards and the angle steel clamping of transversal suspension 3, the upper screw bolt seat 8 at draw-in groove position offers bolt hole align with the perforation on angle steel, with the bolt crossed, lifting member is hung on transversal suspension 3, as shown in Figure 1.
Described line lifter comprises to the U-shaped dop 12 of under shed, card line bolt 16 and nut, and described card line bolt 16 crosses under shed in U-shaped dop 12 and by nut check; Anchor ear 1 is clamped on concrete bar straight line pole, and overhead ground wire 20 crosses the under shed above card line bolt 16, rotates and can elongate or shorten distance between screw rod 4 and lower screw rod 5 by tuning turning handle 7, overhead ground wire 20 is risen to suitable height, as shown in Figure 1.
Embodiment 2
Concrete bar straight line pole overhead ground wire lifting device, comprises fixture, strutting piece and lifting member.
Described fixture comprises two anchor ears 1, adopts iron anchor ear; Described strutting piece comprises vertical rack 2 and transversal suspension 3, described vertical rack 2 and transversal suspension 3 adopt angle steel to make, (one end of transversal suspension 3 is welded on vertical rack 2 top) is connected between the two by welding manner, and increase bonding strength with vertical rack 2 in the welded reinforcement 9 of 45 ° ~ 60 °, the bottom of described vertical rack 2 is connected on the anchor ear 1 of one of them, transversal suspension 3 and anchor ear 1 are in the both sides of vertical rack 2 respectively, as shown in Figure 2.
Described lifting member comprises screw rod 4, lower screw rod 5, screwed pipe 6 and can tuning turning handle 7, the lower external thread of described upper screw rod 4 and the internal thread on screwed pipe 6 top screw, the upper external thread of described lower screw rod 5 and the internal thread of screwed pipe 6 bottom screw, on described screwed pipe 6, the internal thread rotation of bottom is on the contrary, describedly can be arranged in the middle part of screwed pipe 6 by tuning turning handle 7, line lifter is installed in the bottom of described lower screw rod 5, described upper screw rod 4 upper end connects upper screw bolt seat 8, described upper screw bolt seat 8 draw-in groove upwards and the angle steel clamping of transversal suspension 3, the upper screw bolt seat 8 at draw-in groove position offers bolt hole align with the perforation on angle steel, with the bolt crossed, lifting member is hung on transversal suspension 3, as shown in Figure 2.
Described line lifter comprises the pulley 19 of lower screw bolt seat 17, wheel carrier 18 (can open, be inserted in overhead ground wire 20) and band groove, and described lower screw bolt seat 17 is connected to the bottom of lower screw rod 5, and described pulley 19 is installed on lower screw bolt seat 17 by wheel carrier 18; Anchor ear 1 is clamped on concrete bar straight line pole, overhead ground wire 20 crosses in the groove of pulley 19 by opening wheel carrier 18, distance between upper screw rod 4 and lower screw rod 5 can be elongated or shortened by tuning turning handle 7 by rotating, overhead ground wire 20 is risen to suitable height, also may be used for let-down overhead ground wire, as shown in Figure 2.
Embodiment 3
Concrete bar straight line pole overhead ground wire lifting device, comprises fixture, strutting piece and lifting member.
Described fixture comprises two anchor ears 1, adopts iron anchor ear; Described strutting piece comprises vertical rack 2 and transversal suspension 3, described vertical rack 2 and transversal suspension 3 adopt angle steel to make, (one end of transversal suspension 3 is welded on vertical rack 2 top) is connected between the two by welding manner, and increase bonding strength with vertical rack 2 in the welded reinforcement 9 of 45 ° ~ 60 °, the bottom of described vertical rack 2 is fixed on the anchor ear 1 of one of them, transversal suspension 3 and anchor ear 1 are in the both sides of vertical rack 2 respectively, as shown in Figure 3.
Described lifting member is Lever Blocks, described Lever Blocks (outsourcing piece) comprise cucurbit body 10, hook 11, can tuning turning handle 7, runner 13, iron chains 14 and drop hanger 15, described cucurbit body 10 catches on link 21 by hook 11 and hangs on transversal suspension 3, and link 21 is arranged in the angle steel perforation of transversal suspension 3 by bolt; Two anchor ears 1 are clamped on concrete bar straight line pole, and overhead ground wire 20 hooking, on drop hanger 15, can elongate or shorten iron chains 14 by tuning turning handle 7 by rotating, overhead ground wire 20 being risen to suitable height, also may be used for let-down overhead ground wire, as shown in Figure 3.
Claims (5)
1. concrete bar straight line pole overhead ground wire lifting device, comprises fixture, strutting piece and lifting member, it is characterized in that: described fixture comprises two anchor ears (1), described strutting piece comprises vertical rack (2) and transversal suspension (3), the anchor ear (1) that the bottom of described vertical rack (2) one of is connected to, described transversal suspension (3) is located at vertical rack (2) top, and transversal suspension (3) and anchor ear (1) are in the both sides of vertical rack (2) respectively, described lifting member comprises screw rod (4), lower screw rod (5), screwed pipe (6) and can tuning turning handle (7), the lower external thread of described upper screw rod (4) and the internal thread on screwed pipe (6) top screw, the upper external thread of described lower screw rod (5) and the internal thread of screwed pipe (6) bottom screw, on described screwed pipe (6), the internal thread rotation of bottom is on the contrary, describedly can be arranged on screwed pipe (6) by tuning turning handle (7), described upper screw rod (4) upper end hangs on transversal suspension (3) by upper screw bolt seat (8), line lifter is installed in the bottom of lower screw rod (5).
2. concrete bar straight line pole overhead ground wire lifting device according to claim 1, it is characterized in that: described line lifter comprises to the U-shaped dop (12) of under shed, card line bolt (16) and nut, described card line bolt (16) crosses under shed in U-shaped dop (12) and by nut check.
3. concrete bar straight line pole overhead ground wire lifting device according to claim 1, it is characterized in that: described line lifter comprises the pulley (19) of lower screw bolt seat (17), wheel carrier (18) and band groove, described lower screw bolt seat (17) is connected to the bottom of lower screw rod (5), and described pulley (19) is installed on lower screw bolt seat (17) by wheel carrier (18).
4. concrete bar straight line pole overhead ground wire lifting device, comprises fixture, strutting piece and lifting member, it is characterized in that: described fixture comprises two anchor ears (1); Described strutting piece comprises vertical rack (2) and transversal suspension (3), the anchor ear (1) that the bottom of described vertical rack (2) one of is fixed in, described transversal suspension (3) is located at vertical rack (2) top, and transversal suspension (3) and anchor ear (1) are in the both sides of vertical rack (2) respectively; Described lifting member is Lever Blocks, described Lever Blocks comprise cucurbit body (10), hook (11), can tuning turning handle (7), runner (13), iron chains (14) and drop hanger (15), described cucurbit body (10) hangs on transversal suspension (3) by linking up with (11).
5. according to the concrete bar straight line pole overhead ground wire lifting device in Claims 1 to 4 described in any one, it is characterized in that: described vertical rack (2) and transversal suspension (3) adopt angle steel to make, connected by welding manner between the two and welded reinforcement (9) increase bonding strength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410494481.6A CN104242152A (en) | 2014-09-24 | 2014-09-24 | Lifting device for lifting overhead ground wire on straight concrete pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410494481.6A CN104242152A (en) | 2014-09-24 | 2014-09-24 | Lifting device for lifting overhead ground wire on straight concrete pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104242152A true CN104242152A (en) | 2014-12-24 |
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ID=52229749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410494481.6A Pending CN104242152A (en) | 2014-09-24 | 2014-09-24 | Lifting device for lifting overhead ground wire on straight concrete pole |
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| Country | Link |
|---|---|
| CN (1) | CN104242152A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505771A (en) * | 2014-12-31 | 2015-04-08 | 国家电网公司 | Overhead ground wire lifter |
| CN105305314A (en) * | 2015-12-09 | 2016-02-03 | 国网四川省电力公司达州供电公司 | Distribution network straightway line lifting device |
| CN106786314A (en) * | 2016-12-22 | 2017-05-31 | 国网河北省电力公司衡水供电分公司 | A kind of cement pole ground wire resetting means |
| CN107425493A (en) * | 2017-05-08 | 2017-12-01 | 江东金具设备有限公司 | A kind of direct-pulling type strain insulator reinforcing device |
| CN108639989A (en) * | 2018-07-13 | 2018-10-12 | 国网河南省电力公司唐河县供电公司 | A kind of cement rod-type power transmission line overhead ground wire auxiliary device |
| CN109602219A (en) * | 2018-12-31 | 2019-04-12 | 大连思博科技服务有限公司 | A kind of children's stories works presentation device mobile convenient for storage |
| CN110364962A (en) * | 2019-07-23 | 2019-10-22 | 国网河北省电力有限公司衡水供电分公司 | A kind of replacement power distribution network anchor support extends the tool of ring |
| CN111130018A (en) * | 2020-03-02 | 2020-05-08 | 国网通用航空有限公司 | Ground wire lifter utilizing construction hole operation |
| CN111130017A (en) * | 2020-03-02 | 2020-05-08 | 国网通用航空有限公司 | Ground wire lifter operating by utilizing ground wire cross arm angle steel |
-
2014
- 2014-09-24 CN CN201410494481.6A patent/CN104242152A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505771A (en) * | 2014-12-31 | 2015-04-08 | 国家电网公司 | Overhead ground wire lifter |
| CN105305314A (en) * | 2015-12-09 | 2016-02-03 | 国网四川省电力公司达州供电公司 | Distribution network straightway line lifting device |
| CN106786314A (en) * | 2016-12-22 | 2017-05-31 | 国网河北省电力公司衡水供电分公司 | A kind of cement pole ground wire resetting means |
| CN107425493A (en) * | 2017-05-08 | 2017-12-01 | 江东金具设备有限公司 | A kind of direct-pulling type strain insulator reinforcing device |
| CN108639989A (en) * | 2018-07-13 | 2018-10-12 | 国网河南省电力公司唐河县供电公司 | A kind of cement rod-type power transmission line overhead ground wire auxiliary device |
| CN109602219A (en) * | 2018-12-31 | 2019-04-12 | 大连思博科技服务有限公司 | A kind of children's stories works presentation device mobile convenient for storage |
| CN110364962A (en) * | 2019-07-23 | 2019-10-22 | 国网河北省电力有限公司衡水供电分公司 | A kind of replacement power distribution network anchor support extends the tool of ring |
| CN111130018A (en) * | 2020-03-02 | 2020-05-08 | 国网通用航空有限公司 | Ground wire lifter utilizing construction hole operation |
| CN111130017A (en) * | 2020-03-02 | 2020-05-08 | 国网通用航空有限公司 | Ground wire lifter operating by utilizing ground wire cross arm angle steel |
| CN111130017B (en) * | 2020-03-02 | 2023-11-14 | 国网电力空间技术有限公司 | Ground wire lifter utilizing ground wire cross arm angle steel operation |
| CN111130018B (en) * | 2020-03-02 | 2023-11-17 | 国网电力空间技术有限公司 | Ground wire lifter operated by construction hole |
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Application publication date: 20141224 |
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