CN103935924A - Double-orientation lifting tackle with locking device and lifting method - Google Patents
Double-orientation lifting tackle with locking device and lifting method Download PDFInfo
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- CN103935924A CN103935924A CN201410183040.4A CN201410183040A CN103935924A CN 103935924 A CN103935924 A CN 103935924A CN 201410183040 A CN201410183040 A CN 201410183040A CN 103935924 A CN103935924 A CN 103935924A
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- pulley
- locking card
- back side
- sliding door
- slide
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Abstract
The invention relates to a double-orientation lifting tackle with a locking device and a lifting method, and belongs to the technical field of overhead transmission line lifting tackle devices. According to the technical scheme, a hook (1) is fixed to a hook base (13), the two ends of the hook base are respectively connected with a guard plate, a sliding door (5) is arranged on the guard plate on one side and connected with a sliding door shaft (6), a sliding door hole (4) is formed in the middle of the sliding door and is triangular, a sliding door lock (3) penetrates into the sliding door hole (4), a locking clamp (21) is fixed to the guard plate on the other side, the two sides of the locking clamp are provided with a front locking clamp adjusting bolt (7) and a back locking clamp adjusting bolt (15) respectively, a pulley (9) is fixed to the portion between the two guard plates through a center cotter pin (11), and a front gear plate (17) and a back gear plate (18) are fixed to the two sides of the pulley (9) respectively. The double-orientation lifting tackle has the advantages that heavy objects are prevented from sliding downwards, labor intensity of workers is relieved, and the double-orientation lifting tackle is simple in structure and convenient to use.
Description
Technical field
The present invention relates to a kind of amphiorentation tackle block and hoisting method with closing appliance, belong to aerial power transmission line tackle block equipment technical field.
Background technology
The work of Overhead Transmission Line Construction or maintenance is aloft work mostly, and shaft tower is above the ground level tens meters even up to a hundred meters, and on shaft tower, required tool material all will use tool for transmitting to transmit on shaft tower.Tool for transmitting comprises a tackle block and a rope, and rope passes from tackle block pulley, and two fag ends link together and form circulating transfer rope.Tackle block is suspended on shaft tower, and when tool for transmitting, material, the one side colligation of circulating transfer rope is passed thing, and surface work personnel pull the opposite side of circulating transfer rope, and the pulley rotation of tackle block, is passed thing and is just passed on shaft tower.Transmit the heavier objects such as releasing pulley, insulator, lightning arrester, video on-Line Monitor Device on shaft tower time, these weight of object reach one or two hundred kilograms, the pulling force that pulls rope personnel is slightly smaller than weight weight, weight landing downwards, and, in the time that shaft tower is higher, being passed weight can not disposablely be passed on tower, while stopping over, pull rope personnel and must prevent that weight from falling with the power pulling rope that is not less than weight weight, expend in vain the muscle power that pulls rope personnel, greatly increased personnel's labour intensity.
Summary of the invention
The object of the invention is to provide a kind of amphiorentation tackle block and hoisting method with closing appliance, interlock by the gear on front teeth wheel disc and back side toothed disc and locking card with separate, the hand of rotation of controlling pulley, prevents the downward landing of weight, solves the problem existing in background technology.
Technical scheme of the present invention is:
A kind of amphiorentation tackle block with closing appliance, comprise hook, sliding door lock, slide, slide axle, pulley, hook base, locking card and backplate, hook is fixed on hook base, hook base two ends connect respectively backplate, one side guard plate is provided with slide, slide connects slide axle, slide midway location is provided with slide hole, slide hole is triangular shape, sliding door lock passes from slide hole, fixed latch card on opposite side backplate, locking card both sides are respectively equipped with positive locking card adjusting bolt and back side locking card adjusting bolt, pulley is fixed between two backplates by center drift bolt, front teeth wheel disc and back side toothed disc are separately fixed at pulley both sides, by regulating positive locking card adjusting bolt and back side locking card adjusting bolt, make gear on front teeth wheel disc and back side toothed disc with the interlock of locking card or separate, control the hand of rotation of pulley, when hoisting heavy, the locking card of pulley lifting direction is opened, and pulley lifts by crane direction rotation along weight, the locking of weight falling direction gear, pulley can not rotate, utilize the friction of rope and pulley, increasing friction force, weight landing no longer downwards, actv. has solved the problem of the downward landing of weight.
Described sliding door lock is triangular shape, matches with triangular shape slide hole.
Between described center drift bolt and pulley, be provided with bearing.
Described hook opening part is provided with hyoplastron insurance.
The backplate bottom of described pulley both sides is fixedly connected with by bottom drift bolt.
A kind of amphiorentation hoisting method, adopts above-mentioned amphiorentation tackle block to carry out, and comprises following steps:
1. by regulating positive locking card adjusting bolt and back side locking card adjusting bolt, make gear on front teeth wheel disc and back side toothed disc with the interlock of locking card or separate the hand of rotation of control pulley;
2. when hoisting heavy, the locking card of pulley lifting direction is opened, and pulley lifts by crane direction rotation along weight; The locking of weight falling direction gear, pulley can not rotate; Utilize the friction of rope and pulley, increasing friction force, weight landing no longer downwards, actv. has solved the problem of the downward landing of weight.
The invention has the beneficial effects as follows: prevent the downward landing of weight, alleviate labor strength, simple in structure, easy to use.
Brief description of the drawings
Fig. 1 is front schematic view of the present invention;
Fig. 2 is side schematic view of the present invention;
Fig. 3 is longitudinal sectional view of the present invention;
Fig. 4 is schematic rear view of the present invention;
Fig. 5 is embodiment of the present invention schematic diagram;
In figure: hook 1, hyoplastron insurance 2, sliding door lock 3, slide hole 4, slide 5, slide axle 6, positive locking card adjusting bolt 7, back side locking fastens bolt 8, pulley 9, backplate 10, center drift bolt 11, bottom drift bolt 12, hook base 13, hook captive nut 14, back side locking card adjusting bolt 15, back side locking fastens bolt 16, front teeth wheel disc 17, back side toothed disc 18, toothed disc bolt of rear end plate 19, bearing 20, locking card 21, endless rope 22, nylon buckles 23, weight 24.
Detailed description of the invention
Below in conjunction with accompanying drawing, by example, the invention will be further described.
With reference to accompanying drawing 1, 2, 3, 4, a kind of amphiorentation tackle block with closing appliance, comprise hook 1, sliding door lock 3, slide 5, slide axle 6, pulley 9, hook base 13, locking card 21 and backplate, link up with 1 opening part and be provided with hyoplastron insurance 2, hook 1 is being linked up with on base 13 by hook fastening nuts, hook base 13 two ends connect respectively backplate, backplate bottom is fixedly connected with by bottom drift bolt 12, one side guard plate 10 is provided with slide 5, slide 5 connects slide axle 6, slide axle 6 can rotate, in order to open and close slide 5, slide 5 midways location are provided with slide hole 4, slide hole 4 is triangular shape, sliding door lock 3 matches with the triangular shape in slide hole 4, sliding door lock 3 passes from slide hole 4, on opposite side backplate, fasten bolt 16 fixed latch cards 21 by back side locking, locking card 21 both sides are respectively equipped with positive locking card adjusting bolt 7 and back side locking card adjusting bolt 15, pulley 9 is fixed between two backplates by center drift bolt 11, between center drift bolt 11 and pulley 9, bearing 20 is installed, front teeth wheel disc 17 and back side toothed disc 18 are separately fixed at pulley 9 both sides.
A kind of amphiorentation hoisting method, adopts above-mentioned amphiorentation tackle block to carry out, and step is as follows more specifically:
1. endless rope 22 is put in pulley 9, rotational hook base 13 makes sliding door lock 3 overlap with slide hole 4 triangles, and sliding door lock 3 enters in slide hole 4, rotational hook base 13, and sliding door lock 3 misplaces with slide hole 4, and slide cuts out;
2. the personnel that ascend a height put into nylon buckles 23 in hook 1, climb (for example climbing shaft tower), for example arrive, on the safety hook that nylon buckles is suspended to after eminence control position to control position (hanging on shaft tower angle steel);
3. eminence control position personnel tighten the positive locking card adjusting bolt 7 of pulley, locking card 21 separates with front teeth wheel disc 17 gears, loosen back side locking card adjusting bolt 15, locking card and back side toothed disc 18 engaged gears, now, pulley 9 can only be rotated in a clockwise direction, ground staff presses cw and pulls rope hoisting heavy, in the time stopping in weight 24 lifting ways, due to the friction drag of rope and pulley, weight is landing no longer downwards just, has greatly saved the muscle power and the labour intensity that pull rope work personnel;
4. finish using need to be passed to ground time when the article of eminence control position, tighten back side locking card adjusting bolt 15, locking card separates with back side toothed disc 18 gears, and pulley 9 cws and conter clockwise can rotate, and article can reach ground equally smoothly.
Claims (7)
1. the amphiorentation tackle block with closing appliance, it is characterized in that comprising hook (1), sliding door lock (3), slide (5), slide axle (6), pulley (9), hook base (13), locking card (21) and backplate, hook (1) is fixed on hook base (13), hook base (13) two ends connect respectively backplate, one side guard plate (10) is provided with slide (5), slide (5) connects slide axle (6), slide (5) midway location is provided with slide hole (4), slide hole (4) is triangular shape, sliding door lock (3) passes from slide hole (4), fixed latch card (21) on opposite side backplate, locking card (21) both sides are respectively equipped with positive locking card adjusting bolt (7) and back side locking card adjusting bolt (15), pulley (9) is fixed between two backplates by center drift bolt (11), front teeth wheel disc (17) and back side toothed disc (18) are separately fixed at pulley (9) both sides, by regulating positive locking card adjusting bolt and back side locking card adjusting bolt, make gear on front teeth wheel disc and back side toothed disc with the interlock of locking card or separate, control the hand of rotation of pulley, when hoisting heavy, the locking card of pulley lifting direction is opened, and pulley lifts by crane direction rotation along weight, the locking of weight falling direction gear, pulley can not rotate, utilize the friction of rope and pulley, increasing friction force, weight landing no longer downwards, actv. has solved the problem of the downward landing of weight.
2. the amphiorentation tackle block with closing appliance according to claim 1, is characterized in that described sliding door lock (3) is triangular shape, matches with triangular shape slide hole (4).
3. the amphiorentation tackle block with closing appliance according to claim 1, is characterized in that being provided with bearing (20) between described center drift bolt (11) and pulley (9).
4. the amphiorentation tackle block with closing appliance according to claim 1, is characterized in that described hook (1) opening part is provided with hyoplastron insurance (2).
5. the amphiorentation tackle block with closing appliance according to claim 1, is characterized in that the backplate bottom of described pulley (9) both sides is fixedly connected with by bottom drift bolt (12).
6. an amphiorentation hoisting method, is characterized in that adopting the amphiorentation tackle block that claim 1 limits to carry out, and comprises following steps:
1. by regulating positive locking card adjusting bolt and back side locking card adjusting bolt, make gear on front teeth wheel disc and back side toothed disc with the interlock of locking card or separate the hand of rotation of control pulley;
2. when hoisting heavy, the locking card of pulley lifting direction is opened, and pulley lifts by crane direction rotation along weight; The locking of weight falling direction gear, pulley can not rotate; Utilize the friction of rope and pulley, increasing friction force, weight landing no longer downwards, actv. has solved the problem of the downward landing of weight.
7. amphiorentation hoisting method according to claim 6, is characterized in that step is as follows more specifically:
1. endless rope (22) is put in pulley (9), rotational hook base (13) makes sliding door lock (3) overlap with slide hole (4) triangle, and sliding door lock (3) enters in slide hole (4), rotational hook base (13), sliding door lock (3) and slide hole (4) dislocation, slide cuts out;
2. the personnel that ascend a height put into nylon buckles in hook (1), climb, and after arrival eminence control position, nylon buckles are suspended on the safety hook of control position;
3. eminence control position personnel tighten the positive locking card adjusting bolt (7) of pulley, locking card (21) separates with front teeth wheel disc (17) gear, loosen back side locking card adjusting bolt (15), locking card and back side toothed disc (18) engaged gears, now, pulley (9) can only be rotated in a clockwise direction, ground staff presses cw and pulls rope hoisting heavy, in the time stopping in weight lifting way, due to the friction drag of rope and pulley, weight is landing no longer downwards just, has greatly saved the muscle power and the labour intensity that pull rope work personnel;
4. when the article of eminence control position are finished using need to be passed to ground time, tighten back side locking card adjusting bolt (15), locking card separates with back side toothed disc (18) gear, and pulley (9) cw and conter clockwise can rotate, and article can reach ground equally smoothly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410183040.4A CN103935924B (en) | 2014-05-04 | 2014-05-04 | A kind of amphiorentation lifting block and hoisting method with blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410183040.4A CN103935924B (en) | 2014-05-04 | 2014-05-04 | A kind of amphiorentation lifting block and hoisting method with blocking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103935924A true CN103935924A (en) | 2014-07-23 |
| CN103935924B CN103935924B (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410183040.4A Active CN103935924B (en) | 2014-05-04 | 2014-05-04 | A kind of amphiorentation lifting block and hoisting method with blocking device |
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| CN (1) | CN103935924B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104242150A (en) * | 2014-08-29 | 2014-12-24 | 国家电网公司 | Object lifting device for power transmission line pole tower |
| CN108808555A (en) * | 2018-07-04 | 2018-11-13 | 国网辽宁省电力有限公司营口供电公司 | A kind of fall arrest protection coaster |
| CN110198013A (en) * | 2019-07-09 | 2019-09-03 | 国网青海省电力公司海东供电公司 | A kind of 10kV distribution uninterrupted operation insulation load pull rod |
| CN111056437A (en) * | 2019-12-25 | 2020-04-24 | 广东电网有限责任公司 | Lifting device for power distribution network overhead line |
| CN112448317A (en) * | 2020-12-14 | 2021-03-05 | 国网辽宁省电力有限公司盘锦供电公司 | Live automatic door-sealing pulley |
| CN112499471A (en) * | 2020-12-01 | 2021-03-16 | 王思记 | Positioning type hoisting tackle for ship transportation |
| CN113972587A (en) * | 2021-11-09 | 2022-01-25 | 国网河南省电力公司武陟县供电公司 | Electric power overhauls instrument transmission device |
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| JPH07277683A (en) * | 1994-04-04 | 1995-10-24 | Okamoto Seisakusho:Kk | Winch |
| CN2654583Y (en) * | 2003-10-29 | 2004-11-10 | 何先锋 | Load self locking brake type elevator |
| RU2326807C2 (en) * | 2006-05-10 | 2008-06-20 | Алексей Сергеевич Коваленко | Individual evacuator |
| CN203150998U (en) * | 2013-03-19 | 2013-08-21 | 国家电网公司 | One-way traveling line tackle |
| CN103606850A (en) * | 2013-11-21 | 2014-02-26 | 国网安徽省电力公司淮南供电公司 | High-altitude working tool lifting device for power transmission line |
| CN203781735U (en) * | 2014-05-04 | 2014-08-20 | 国家电网公司 | Bi-directional lifting pulley with locking device |
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2014
- 2014-05-04 CN CN201410183040.4A patent/CN103935924B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07277683A (en) * | 1994-04-04 | 1995-10-24 | Okamoto Seisakusho:Kk | Winch |
| CN2654583Y (en) * | 2003-10-29 | 2004-11-10 | 何先锋 | Load self locking brake type elevator |
| RU2326807C2 (en) * | 2006-05-10 | 2008-06-20 | Алексей Сергеевич Коваленко | Individual evacuator |
| CN203150998U (en) * | 2013-03-19 | 2013-08-21 | 国家电网公司 | One-way traveling line tackle |
| CN103606850A (en) * | 2013-11-21 | 2014-02-26 | 国网安徽省电力公司淮南供电公司 | High-altitude working tool lifting device for power transmission line |
| CN203781735U (en) * | 2014-05-04 | 2014-08-20 | 国家电网公司 | Bi-directional lifting pulley with locking device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104242150A (en) * | 2014-08-29 | 2014-12-24 | 国家电网公司 | Object lifting device for power transmission line pole tower |
| CN108808555A (en) * | 2018-07-04 | 2018-11-13 | 国网辽宁省电力有限公司营口供电公司 | A kind of fall arrest protection coaster |
| CN110198013A (en) * | 2019-07-09 | 2019-09-03 | 国网青海省电力公司海东供电公司 | A kind of 10kV distribution uninterrupted operation insulation load pull rod |
| CN111056437A (en) * | 2019-12-25 | 2020-04-24 | 广东电网有限责任公司 | Lifting device for power distribution network overhead line |
| CN111056437B (en) * | 2019-12-25 | 2021-07-20 | 广东电网有限责任公司 | Lifting device for power distribution network overhead line |
| CN112499471A (en) * | 2020-12-01 | 2021-03-16 | 王思记 | Positioning type hoisting tackle for ship transportation |
| CN112448317A (en) * | 2020-12-14 | 2021-03-05 | 国网辽宁省电力有限公司盘锦供电公司 | Live automatic door-sealing pulley |
| CN113972587A (en) * | 2021-11-09 | 2022-01-25 | 国网河南省电力公司武陟县供电公司 | Electric power overhauls instrument transmission device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103935924B (en) | 2016-05-18 |
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