CN204802947U - Circuit fortune dimension companion ladder - Google Patents

Circuit fortune dimension companion ladder Download PDF

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Publication number
CN204802947U
CN204802947U CN201520391125.1U CN201520391125U CN204802947U CN 204802947 U CN204802947 U CN 204802947U CN 201520391125 U CN201520391125 U CN 201520391125U CN 204802947 U CN204802947 U CN 204802947U
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CN
China
Prior art keywords
sprocket wheel
tressel
fixed mount
supporting leg
companion ladder
Prior art date
Application number
CN201520391125.1U
Other languages
Chinese (zh)
Inventor
万旭
张鑫
张惠
张健
李瑜
温鲁平
侯骏
Original Assignee
国网山东济南市历城区供电公司
国家电网公司
Priority date (The priority date 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 date listed.)
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Application filed by 国网山东济南市历城区供电公司, 国家电网公司 filed Critical 国网山东济南市历城区供电公司
Priority to CN201520391125.1U priority Critical patent/CN204802947U/en
Application granted granted Critical
Publication of CN204802947U publication Critical patent/CN204802947U/en

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Abstract

The utility model provides a circuit fortune dimension companion ladder for make things convenient for electric power maintainer to carry out transmission line's maintenance in the open air. Be equipped with the mount on the upper portion of base, the main part of mount is equipped with a plurality of first oblique pull rods for lieing in the first montant on four corners in the rectangle between two first montants of the left and right sides, be equipped with a plurality of climbing poles between two first montants of front and back, and the slidable mounting of liftable has the adjustable shelf in the inner chamber of mount, is equipped with the drive assembly that the drive adjustable shelf goes up and down between adjustable shelf and mount, be equipped with the footboard at the top of adjustable shelf, state the footboard and be equipped with the guardrail around. Be equipped with a pair of guide rail respectively on the lateral wall around the base, slidable mounting has the telescopic link on each guide rail, at the articulated landing leg of installing of telescopic link free end. This companion ladder can go up and down the staff to the eminence, and setting up of landing leg can increase holistic stability to guarantor's balance, setting up of guardrail can prevent falling of staff.

Description

A kind of circuit O&M companion ladder

Technical field

The utility model relates to power maintenance technology field, specifically a kind of companion ladder being convenient to safeguard transmission line of electricity out of doors.

Background technology

The safe operation of transmission of electricity, distribution circuit is for ensureing that electric power safety is very important factor, no matter be in city or rural area, transmission of electricity, distribution circuit often there will be various problem, such as, the cross-arm of birds on electric transmission pole tower or line bar builds bird's nest, and this is the modal factor threatening transmission of electricity safety; For another example, insulator destroys, and the safety distance of transmitting electricity between electric wire can be caused to reduce.When there are the problems referred to above, electric power operation maintenance personnel needs climbing to carry out upkeep operation on line bar or steel tower, although there are the climbing apparatuses such as climbers, electric power operation maintenance personnel still exists very large potential safety hazard when climbing.And operation maintenance personnel is climbed on line bar and is carried out attended operation, due to body posture, has larger impact in force.

Utility model content

The purpose of this utility model is to provide a kind of circuit O&M companion ladder, carries out out of doors transmitting electricity, the maintenance of distribution circuit for facilitating electric power maintenance personnel.

The technical scheme in the invention for solving the technical problem is: a kind of circuit O&M companion ladder, it is characterized in that, comprise base, fixed mount, tressel, drive assembly, supporting leg and pedal, described base is provided with road wheel, fixed mount is fixed with on the top of described base, described fixed mount is the square metal part of hollow, the main body of described fixed mount is be positioned at the first montant on rectangle four corners, some first digonal links are provided with between the montant of left and right two first, some pole for climbing are provided with between the montant of front and back two first, liftablely in the inner chamber of described fixed mount be slidably fitted with tressel, described tressel is the square metal part of hollow, the driving assembly driving tressel to be elevated is provided with between described tressel and fixed mount,

Be provided with pedal at the top of described tressel, around described pedal, be provided with guardrail;

The front-rear side walls of described base is respectively equipped with pair of guide rails, described in each, slide on rails is provided with the expansion link of U-shaped, the elongated slot holding expansion link is provided with in described base, supporting leg is installed the free end of described expansion link is hinged, between described supporting leg and expansion link, between expansion link and guide rail, is respectively equipped with bolt.

Further, described driving assembly comprises the first sprocket wheel, second sprocket wheel, 3rd sprocket wheel, 4th sprocket wheel, 5th sprocket wheel, first chain, second chain, worm gear, worm screw and stepping motor, described first sprocket wheel is two and left and right is arranged on the inner chamber top of fixed mount, described second sprocket wheel is two and left and right is arranged on the inner chamber bottom of fixed mount, the first chain is provided with between the first corresponding sprocket wheel and the second sprocket wheel, described 3rd sprocket wheel be two and respectively with the coaxial setting of two second sprocket wheels, described 4th sprocket wheel and the coaxial setting of the 5th sprocket wheel are also rotatably installed on fixed mount, and at described 4th sprocket wheel and one the 3rd sprocket wheel, the second chain is respectively equipped with between described 5th sprocket wheel and another the 3rd sprocket wheel, described worm gear and the coaxial setting of the 4th sprocket wheel, and described worm gear coordinates with the worm mesh be rotatably installed on fixed mount, described worm screw is fixedly connected with stepper motor output shaft, and described stepping motor is connected with the controller signals on fixed mount, described tressel is provided with first protruding and the second projection that left and right is arranged, described first projection and the second projection are separately fixed on two first chains, be provided with travel switch respectively at the place of stroke up and down of described tressel, described travel switch is connected with controller signals.

Further, the main body of described tressel is be positioned at the second montant on four corners of rectangle, between the montant of left and right two second, be provided with some second digonal links, between the montant of front and back two second, be provided with some pole for climbing.

Further, some described first digonal links lay respectively in differing heights level, and the first digonal link in sustained height level becomes " X " shape to arrange.

Further, be provided with otic placode at the free end of described expansion link, bolt is set between described otic placode and supporting leg, and when expansion link is vertical with supporting leg, described supporting leg is perpendicular to the ground.

Further, be provided with backing plate at the free end of described supporting leg, described backing plate is circular metal sheet, and the oad of described backing plate is greater than the oad of supporting leg.

Further, described backing plate is threaded with supporting leg.

Further, described first projection and the second projection are respectively two.

Further, some described second digonal links lay respectively in differing heights level, and the second digonal link in sustained height level becomes " X " shape to arrange.

The beneficial effects of the utility model are: a kind of circuit O&M companion ladder that the utility model provides, during use, staff climbs on pedal by pole for climbing, then the electronic action of stepping is driven, the relative fixed mount of tressel is moved up, until tressel moves to range place, now people stands in the transmission line of electricity that pedal can get on line bar, can carry out the maintenance of transmission line of electricity.In use, supporting leg can be extracted out, then supporting leg be supported on the ground, now can increase overall stability.Backing plate bottom supporting leg is threaded with supporting leg, can adjust the relative position of backing plate and supporting leg, to ensure that pedal is positioned at horizontal surface, and then ensure the balance of human body according to the smooth degree on ground.Arranging of guardrail can prevent falling of staff, reduces potential safety hazard.

Accompanying drawing explanation

Fig. 1 is front schematic view of the present utility model;

Fig. 2 is side schematic view of the present utility model;

Fig. 3 is that the utility model folds schematic diagram;

Fig. 4 is that supporting leg regains one of schematic diagram;

Fig. 5 is that supporting leg regains schematic diagram two;

Fig. 6 is the cutaway view of supporting leg;

Fig. 7 is the A place partial enlarged drawing in Fig. 3;

Fig. 8 is the lifting schematic diagram of tressel;

Fig. 9 is the schematic diagram that tressel drives assembly;

Figure 10 is second, third, the 4th sprocket wheel coordinates schematic diagram with worm and gear;

In figure: 1 base, 11 road wheels, 12 guide rails, 13 elongated slots, 2 fixed mounts, 21 first cross bars, 22 first digonal links, 3 tressels, 31 second cross bars, 32 second digonal links, 33 first is protruding, 34 second is protruding, 4 pedals, 41 railings, 42 handrails, 5 supporting legs, 51 expansion links, 511 otic placodes, 52 backing plates, 521 threaded mounting portion, 53 bolts, 6 pole for climbing, 71 first sprocket wheels, 72 second sprocket wheels, 73 first chains, 74 the 3rd sprocket wheels, 75 the 4th sprocket wheels, 76 the 5th sprocket wheels, 77 second chains, 81 worm gears, 82 worm screws.

Detailed description of the invention

As shown in Figures 1 to 10, the utility model mainly comprises base 1, fixed mount 2, tressel 3, pedal 4, guardrail, supporting leg 5 and drives assembly, is described in detail the utility model below in conjunction with accompanying drawing.

As shown in Figure 1 and Figure 2, base 1 is matrix of the present utility model, road wheel 11 is provided with in the bottom of base, the motor being used for ground-engaging wheel walking can be set on base, motor is connected with storage battery, owing to there is no larger requirement to the travel distance of base, therefore manpower can be saved by the walking of motor ground-engaging wheel.When storage battery quantity not sufficient, base walking can be push by manpower.Be provided with fixed mount 2 on the top of base, the main body of fixed mount is four the first montants vertically placed, and four first montants are positioned on four corners of rectangle.Between two first montants that left and right is arranged, be provided with some first digonal links 22, realized the connection of left and right two first montants by the first digonal link, and improve the structural strength of whole fixed mount.In sustained height level, can arrange two first digonal links, two first digonal links become " X " shape to arrange, and the intersection of two first digonal links is fixedly connected with.Between the top of four first montants, be provided with the first cross bar 21, by arranging of the first cross bar, four first montants coupled together, to improve overall structural strength further.Pole for climbing 6 is provided with, so that staff's climbing between the montant of front and back two first.Tressel 3 is provided with in the inside of fixed mount, the main body of tressel is four the second montants vertically placed, be respectively equipped with four second cross bars 31 in the upper and lower of four second montants, by eight second cross bars, four second montants linked together, to improve overall structural strength.For improving the structural strength of tressel entirety further, some second digonal links 32 are provided with between the montant of left and right two second, sustained height level is arranged two second digonal links, and this two second digonal link becomes " X " shape to arrange, the intersection of two second digonal links is fixedly connected with.

Be provided with pedal 4 at the top of tressel, pedal is by being bolted on tressel.Be provided with guardrail in the surrounding of pedal, guardrail comprises some railing 41 and is fixed on the handrail 42 of banister top, some railings surround one square, handrail is four and is weldingly fixed on the top of railing.The effect of pedal is stood for staff, and the effect of guardrail prevents staff from falling aloft.Tressel is positioned at the inside of fixed mount, and as shown in Figure 8, and tressel can move up and down by fixed mount relatively.Be provided with locating piece in the inner side of fixed mount bottom, after the bottom of tressel contacts with locating piece, tressel just " folds " in the inner chamber of fixed mount, and now realizes the support to tressel, so that tressel is positioned at certain height and position by locating piece.The stroke that tressel rises and declines in fixed mount is fixing, is respectively equipped with travel switch at the two ends of tressel stroke.

For driving the lifting of tressel, as shown in Figure 9, about two the first sprocket wheels 71 arranged and about two the second sprocket wheels 72 arranged are provided with in the inner side of fixed mount, the first chain 73 is provided with between the first sprocket wheel and the second sprocket wheel, the sprocket shaft of each the second sprocket wheel is fixed with the 3rd sprocket wheel 74, i.e. the second sprocket wheel and the coaxial setting of the 3rd sprocket wheel.Fixed mount is rotatablely equipped with the 4th sprocket wheel 75 and the 5th sprocket wheel 76 of coaxial setting, at the 4th sprocket wheel and the 3rd sprocket wheel, between the 5th sprocket wheel and the 3rd sprocket wheel, is respectively equipped with the second chain 77.5th sprocket wheel, the 6th sprocket wheel also with the coaxial setting of a worm gear 81, as shown in Figure 10, worm gear and worm screw 82 engagement fit, worm screw is fixedly connected with stepper motor output shaft, is driven the rotation of worm screw by stepping motor, and then drives worm gear wheel, and then drive the 4th sprocket wheel and the five or six sprocket rotation, and then drive two the 3rd sprocket rotation, and then drive two second sprocket wheel synchronous axial system, finally realize the motion of the first chain.Be provided with the first projection 33 in the left side of tressel, be provided with protruding and the second projection of the second projection 34, first on the right side of tressel and be separately fixed on two first chains.First projection and the second projection are respectively two, can increase the stability between tressel and the first chain.

When stepping motor action, the synchronous rotating in same direction of two second sprocket wheels can be driven, finally drive being synchronized with the movement of two first chains, when the first projection, the second installation that is protruding and the first chain should ensure two first chain movements, two first chains pull tressel to rise or decline.Stepping motor is connected with controller signals, and controller is connected with two travel switch signals, and when tressel touches travel switch, travel switch sends signal to controller, and controller control step motor stops action.First sprocket wheel, the second sprocket wheel, the 3rd sprocket wheel, the 4th sprocket wheel, the 5th sprocket wheel, the first chain, the second chain, worm gear, worm screw and stepping motor constitute driving assembly.

For strengthening overall stability, as shown in Figure 1, the guide rail 12 of a pair evagination is respectively equipped with in the both sides, front and back of base, the expansion link 51 of U-shaped is installed at each slide on rails, be provided with the elongated slot corresponding with expansion link in the base, elongated slot is positioned on the extended line of guide rail upper hopper chute, and expansion link can extend in elongated slot, relative fixing for what realize between expansion link with guide rail, between expansion link and guide rail, be provided with bolt 53.Supporting leg 5 is installed the free end of expansion link is hinged, supporting leg can be hidden in expansion link, as shown in Figure 7, otic placode 511 is also provided with at the free end of expansion link, when expansion link is vertical with supporting leg, according to 2, hold-down bolt between supporting leg and otic placode, determines that the principle of straight line can realize the relative fixing of supporting leg and expansion link.Be provided with backing plate 52 at the free end screw thread of supporting leg, as shown in Figure 6, backing plate is circular metal piece, and backing plate is provided with threaded mounting portion 521, backing plate the area of contact that can increase with ground is set, reduce the pressure between supporting leg and ground.Four supporting legs support on the ground, can strengthen overall stability.

As shown in Figure 4, when not using this companion ladder, backing plate being unloaded, then the bolt between supporting leg and otic placode being unloaded, rotate supporting leg and make supporting leg parallel with expansion link.As shown in Figure 5, the bolt between expansion link and guide rail is unloaded, then expansion link is pushed in elongated slot.Now, the folding of expansion link and supporting leg is just achieved.The mode that backing plate is threaded with supporting leg, is convenient to the smooth degree according to ground, and adjustment pedal is in horizontal surface.

Claims (9)

1. a circuit O&M companion ladder, it is characterized in that, comprise base, fixed mount, tressel, drive assembly, supporting leg and pedal, described base is provided with road wheel, fixed mount is fixed with on the top of described base, described fixed mount is the square metal part of hollow, the main body of described fixed mount is be positioned at the first montant on rectangle four corners, some first digonal links are provided with between the montant of left and right two first, some pole for climbing are provided with between the montant of front and back two first, liftablely in the inner chamber of described fixed mount be slidably fitted with tressel, described tressel is the square metal part of hollow, the driving assembly driving tressel to be elevated is provided with between described tressel and fixed mount,
Be provided with pedal at the top of described tressel, around described pedal, be provided with guardrail;
The front-rear side walls of described base is respectively equipped with pair of guide rails, described in each, slide on rails is provided with the expansion link of U-shaped, the elongated slot holding expansion link is provided with in described base, supporting leg is installed the free end of described expansion link is hinged, between described supporting leg and expansion link, between expansion link and guide rail, is respectively equipped with bolt.
2. a kind of circuit O&M companion ladder according to claim 1, it is characterized in that, described driving assembly comprises the first sprocket wheel, second sprocket wheel, 3rd sprocket wheel, 4th sprocket wheel, 5th sprocket wheel, first chain, second chain, worm gear, worm screw and stepping motor, described first sprocket wheel is two and left and right is arranged on the inner chamber top of fixed mount, described second sprocket wheel is two and left and right is arranged on the inner chamber bottom of fixed mount, the first chain is provided with between the first corresponding sprocket wheel and the second sprocket wheel, described 3rd sprocket wheel be two and respectively with the coaxial setting of two second sprocket wheels, described 4th sprocket wheel and the coaxial setting of the 5th sprocket wheel are also rotatably installed on fixed mount, and at described 4th sprocket wheel and one the 3rd sprocket wheel, the second chain is respectively equipped with between described 5th sprocket wheel and another the 3rd sprocket wheel, described worm gear and the coaxial setting of the 4th sprocket wheel, and described worm gear coordinates with the worm mesh be rotatably installed on fixed mount, described worm screw is fixedly connected with stepper motor output shaft, and described stepping motor is connected with the controller signals on fixed mount, described tressel is provided with first protruding and the second projection that left and right is arranged, described first projection and the second projection are separately fixed on two first chains, be provided with travel switch respectively at the place of stroke up and down of described tressel, described travel switch is connected with controller signals.
3. a kind of circuit O&M companion ladder according to claim 1, it is characterized in that, the main body of described tressel is be positioned at the second montant on four corners of rectangle, between the montant of left and right two second, be provided with some second digonal links, between the montant of front and back two second, be provided with some pole for climbing.
4. a kind of circuit O&M companion ladder according to claim 1, is characterized in that, some described first digonal links lay respectively in differing heights level, and the first digonal link in sustained height level becomes " X " shape to arrange.
5. a kind of circuit O&M companion ladder according to claim 1, it is characterized in that, be provided with otic placode at the free end of described expansion link, between described otic placode and supporting leg, arrange bolt, and when expansion link is vertical with supporting leg, described supporting leg is perpendicular to the ground.
6. a kind of circuit O&M companion ladder according to claim 5, is characterized in that, be provided with backing plate at the free end of described supporting leg, and described backing plate is circular metal sheet, and the oad of described backing plate is greater than the oad of supporting leg.
7. a kind of circuit O&M companion ladder according to claim 6, it is characterized in that, described backing plate is threaded with supporting leg.
8. a kind of circuit O&M companion ladder according to claim 2, is characterized in that, described first projection and the second projection are respectively two.
9. a kind of circuit O&M companion ladder according to claim 3, is characterized in that, some described second digonal links lay respectively in differing heights level, and the second digonal link in sustained height level becomes " X " shape to arrange.
CN201520391125.1U 2015-06-09 2015-06-09 Circuit fortune dimension companion ladder CN204802947U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520391125.1U CN204802947U (en) 2015-06-09 2015-06-09 Circuit fortune dimension companion ladder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520391125.1U CN204802947U (en) 2015-06-09 2015-06-09 Circuit fortune dimension companion ladder

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CN204802947U true CN204802947U (en) 2015-11-25

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104876167A (en) * 2015-06-09 2015-09-02 国网山东济南市历城区供电公司 Line operation and maintenance elevator
CN106069775A (en) * 2016-07-21 2016-11-09 金华市荆龙生物科技有限公司 A kind of seed cultivation frame
CN106121287A (en) * 2016-08-31 2016-11-16 佛山市南海御迪五金制品有限公司 A kind of stage structure of telescopic ladder
CN107720641A (en) * 2017-08-25 2018-02-23 山东潍坊福田模具有限责任公司 Maintenance car
CN110294440A (en) * 2019-06-21 2019-10-01 国网山东省电力公司临沂供电公司 Insulated platform lifting device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104876167A (en) * 2015-06-09 2015-09-02 国网山东济南市历城区供电公司 Line operation and maintenance elevator
CN106069775A (en) * 2016-07-21 2016-11-09 金华市荆龙生物科技有限公司 A kind of seed cultivation frame
CN106069775B (en) * 2016-07-21 2019-05-24 金华市荆龙生物科技有限公司 A kind of seedling fostering frame
CN106121287A (en) * 2016-08-31 2016-11-16 佛山市南海御迪五金制品有限公司 A kind of stage structure of telescopic ladder
CN107720641A (en) * 2017-08-25 2018-02-23 山东潍坊福田模具有限责任公司 Maintenance car
CN110294440A (en) * 2019-06-21 2019-10-01 国网山东省电力公司临沂供电公司 Insulated platform lifting device

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GR01 Patent grant
C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20151125

Effective date of abandoning: 20160706

C25 Abandonment of patent right or utility model to avoid double patenting