CN2031791U - Vehicle for altitude hot-line operation - Google Patents

Abstract

The utility model discloses a vehicle for altitude hot-line operation which is a special projects vehicle used for altitude hot-line or non hot-line operation, comprising a car body and a telescoping mechanism. The telescoping mechanism is composed of an upper telescoping mechanism, a four-bar mechanism, an upper amplitude oil cylinder and a lower telescoping mechanism, wherein, the upper telescoping mechanism is connected by two upper amplitude oil cylinders which are arranged at the both sides of an arm, and two four-bar mechanisms with the lower telescoping mechanism. Whereas the rear part of the upper amplitude oil cylinder is hinged at an upper arm. When the oil cylinder works, the elevation angle formed by the upper telescoping mechanism and the lower telescoping mechanism is about 0 DEG-160 DEG. An insulated arm is inserted at the hollow end of an upper telescopic arm of the telescoping mechanism, thereby, ensuring the absolute safety of altitude hot-line operation. The utility model has the advantages of large telescoping range, safe and flexible working, etc.

Description

The altitude hot-line operation car

The utility model belongs to the altitude hot-line operation car and makes the field.

Prior art in the utility model prior art field is: 1,16 meters aerial platforms of CPQ 16 types and 20 meters aerial platforms of QG-20 type, though this car can aloft work, and can not hot line work, and the design of telescoping mechanism is unreasonable; 2, DQ2-220/5 type hot line work car, because this car design is unreasonable, therefore, automobile front axle overload, and not flexible of underarm, thereby operating altitude is restricted, insulation arm is when flexible simultaneously, with the orienting lug direct friction, cause the insulation arm lost of life, the safety performance when influencing the car load hot line work.

Design goal of the present utility model is: at the weak point of above-mentioned existence, designing a kind of operating range that can guarantee increases and operating altitude, flexible safety in the time of guaranteeing hot line work again, the while can be satisfied the altitude hot-line operation car of charged and non-hot line work requirement again.

Design plan of the present utility model is: the altitude hot-line operation car is made up of car body and telescoping mechanism.Telescoping mechanism is by descending telescoping mechanism, four-bar linkage, last amplitude oil cylinder and last telescoping mechanism to form, last telescoping mechanism is gone up amplitude oil cylinder and two cover four-bar linkages are connected with following telescoping mechanism by being positioned at two of the arm both sides, and the cylinder tail of going up amplitude oil cylinder is articulated on the upper arm, during cylinder action, the elevation angle of last telescoping mechanism and following telescoping mechanism is by 0 °-160 °, the 2-32 rice on a large scale of working, all jibs slightly become level after regaining.Following telescoping mechanism is by following telescopic boom, basic arm, tappet, the journey that contracts steel cable, the coaster body, following telescopic oil cylinder, cylinder seat 19, stretch journey steel cable permanent seat, stretch the journey steel cable, track adjusting wheel, axle 3, stretch pulley, axle 2, pulley contracts, axle 1, the electric wire pulley, the pipe crimping pulley, the consistent lubricant pipe, power lead, the tappet pulley, the journey that contracts steel cable permanent seat and consistent lubricant pipe, the power lead permanent seat is formed, telescopic boom is placed in the basic arm of hollow under it, basic arm is connected with turntable by two following amplitude oil cylinder, during cylinder action, basic arm is holded up, made basic arm and horizontal plane angle by 0 °-85 °; The coaster body is that track adjusting wheel is equipped with at the rectangle dolly that is welded into steel plate and the four sides of dolly, makes dolly slide along the inner arm of telescopic boom; Electric wire pulley, pipe crimping pulley, pulley and stretch pulley and be connected as a single entity with the coaster body by axle 1, axle 2, axle 3 that (electric wire pulley and pipe crimping pulley are arranged side by side and are connected as a single entity by axle 1 and coaster body contracts, owing in the telescoping mechanism principle schematic, can only see one side, so electric wire pulley and pipe crimping pulley are all represented with one number), and each pulley all can be free to slide on axle; The cylinder barrel tail end of following telescopic oil cylinder is connected and fixed motionless by cylinder seat and basic arm, the rod end of following telescopic oil cylinder then is connected with the coaster body by axle 1; Tappet adopts steel plate to be welded into a rectangle hollow rod member and basic arm maintains static, the inside of its tappet is installed with that (consistent lubricant pipe and power lead are arranged and inside by tappet side by side through the consistent lubricant pipe of this tappet and power lead, owing in the telescoping mechanism principle schematic, can only see one side, so consistent lubricant pipe and power lead are represented with one number), the afterbody of tappet then is fixed on down on the cylinder barrel of telescopic oil cylinder, the head of tappet is equipped with the tappet pulley, so that when flexible, produce relative rolling with the inner arm of following telescopic boom, resistance when reducing to move, and the head at tappet has the hole that the journey steel cable that fixedly contracts is used, one end of the journey that contracts steel cable is fixed in the hole of tappet head, the other end is walked around the front portion that is fixed on down telescopic boom behind the pulley that contracts by the journey steel cable permanent seat that contracts, and an end of stretching the journey steel cable is fixed on the cylinder seat, and the other end is walked around to stretch behind the pulley by stretching journey steel cable permanent seat and is fixed on down the rear portion of telescopic boom; After passing from the inside of tappet side by side, consistent lubricant pipe and power lead walk around the pipe crimping pulley respectively and the electric wire pulley enters telescoping mechanism by consistent lubricant pipe, power lead permanent seat.When the piston rod of telescopic oil cylinder stretches out instantly, drive the coaster body and travel forward, stretch pulley and also travel forward.Because it is fixed stretching journey steel cable one end, the other end can will descend telescopic boom to pull out forward.At this moment, following telescopic boom drives the journey steel cable that contracts, consistent lubricant pipe, power lead by corresponding permanent seat and also travels forward, and the pulley that contracts, pipe crimping pulley, electric wire pulley all together travel forward with the coaster body.Therefore, guaranteed that consistent lubricant pipe, power lead and following telescopic boom are synchronized with the movement, reached in telescopic process and flexible back hydraulic oil and the unbroken purpose of power supply.When the piston rod of telescopic oil cylinder contracts backward instantly, driving the coaster body moves backward, the pulley that contracts also moves backward, owing to journey steel cable one end that contracts is fixed in tappet is fixed, so the other end can will descend telescopic boom to pull back, and consistent lubricant pipe, power lead, stretch the also motion backward synchronously under the drive of following telescopic boom and coaster body and assembly pulley of journey steel cable, its principle and identical when stretching out.Equal and the following telescoping mechanism of the composition of last telescoping mechanism, the structural relation between the each several part and principle of work is identical, different is: the one, and some title of part call difference, the 2nd, in last telescoping mechanism on the hollow ends of the telescopic boom insulation arm of pegging graft, the root of insulation arm is a steel plate structure, methods such as the back and last telescopic boom employing of insertion bolt are connected, the main body of its insulation arm is the hollow insulator made from the dielectric voltage withstand material (example: the epoxy novolac glass-felt plastic is made the hollow insulator), make its high potential that can bear 439 kilovolts, as the main body of hot line work.After last telescopic boom was withdrawn fully, because the bottom of last telescopic boom has part to be exposed, therefore, insulation arm can not enter in the upper arm behind full reduced time of last telescopic boom yet.Simultaneously, when last telescopic boom is flexible, because insulation arm is plugged on the hollow ends of telescopic boom.Therefore, it does not rub with load slide block, roller all the time mutually, does not does not wear and tear.So, realized the purpose of protection insulation arm, guaranteed the safety of band blanking bar electricity operation.In addition, when non-hot line work, also insulation arm can be changed, change another steel arm, with the protection insulation arm.The purpose that the high-altitude illuminating lamp is installed on last telescopic boom is: what assurance was worked at night normally carries out.Work bucket is divided into hot line work and non-hot line work, being square for twin-bucket of non-hot line work; Hot line work be circular bucket, make (example: make) with insulating material with fiber glass epoxy, can dismantle as required.Owing to adopt the east wind EQ144 car chassis and the design of telescoping mechanism, the reasonableness of layout, the problem of automobile front axle overload is solved, each axle load of automobile is all within allowed band.Operator's compartment is designed to double cab, can take advantage of seat for 6 people, and service personnel provides convenience in order to go out.Simultaneously, it is trapezoidal that the supporting leg layout of car body adopts, and promptly the front leg strut level is not stretched, the rear support leg horizontal cross stretches out.Because know by calculating, car load anti-incline shake stability mainly with the advance of front leg strut and center of gyration from relevant, and be not decided by that the front leg strut lateral extensometer do not stretch.Therefore adopt this structure to save two horizontal telescopic oil cylinders of front leg strut, help the compactedness of complete vehicle structure.Propulsion source of the present utility model is a hydraulic efficiency pressure system, and its principle is similar to general carrier mounted hydraulic crane, and principle of work of the present utility model is as follows: rotate by automotive engine, make the hydraulic oil pump of hydraulic efficiency pressure system rotate supply pressure oil.Operating the distributing valve of getting off makes supporting leg that car load is propped, after the staff enters in the bucket, operating the distributing valve of getting on the bus launches jib, lifting personnel and attach and be connected into control position, the luffing scope of basic arm is 0 °-85 °, the luffing scope of upper arm is 0 °-160 °, following telescopic boom can stretch in 0-6.5 rice scope, last telescopic boom can stretch in 0-4.5 rice scope, and all jib can be done 360 ° of full circle swingings by turntable, so the energy of work bucket and scope are very big, has comprehensive serviceability, be equivalent to a manipulator flexibly, thereby make flexible operation, be adapted to the charged or non-charged aloft work of various complex situations.

The utility model compared with prior art has reasonable in design, the advantage that the telescoping mechanism stroke is big, hot line work is safe and reliable, but and both hot line work, again can non-hot line work.Therefore, applicability is strong.

Claims (4)

1, a kind of altitude hot-line operation car of being made up of car body and telescoping mechanism is characterized in that:

A, described telescoping mechanism is by following telescoping mechanism, four-bar linkage 3, last amplitude oil cylinder 4 and last telescoping mechanism are formed, last telescoping mechanism is gone up amplitude oil cylinder 4 and two cover four-bar linkages 3 are connected with following telescoping mechanism by being positioned at two of the arm both sides, the cylinder tail of last amplitude oil cylinder then is articulated on the upper arm, during cylinder action, the elevation angle of last telescoping mechanism and following telescoping mechanism is by 0 °-160 °, following telescoping mechanism is by following telescopic boom 2, basic arm 6, tappet 15, the journey that contracts steel cable 16, coaster body 17, following telescopic oil cylinder 18, cylinder seat 19, stretch journey steel cable permanent seat 20, stretch journey steel cable 21, track adjusting wheel 22, axle 3 (23), stretch pulley 24, axle 2 (25), pulley 26 contracts, axle 1 (27), electric wire pulley 28, pipe crimping pulley 28, consistent lubricant pipe 29, power lead 29, tappet pulley 30, the journey that contracts steel cable permanent seat 31 and consistent lubricant pipe, power lead permanent seat 32 is formed, telescopic boom 2 is placed in the basic arm 6 of hollow under it, basic arm is connected with turntable 10 by two following amplitude oil cylinder 13, during cylinder action, basic arm is holded up, made basic arm and horizontal plane angle by 0 °-85 °; Coaster body 17 is that track adjusting wheel 22 is equipped with at the rectangle dolly that is welded into steel plate and the four sides of dolly, makes dolly slide along the inwall of telescopic boom; Electric wire pulley 28, pipe crimping pulley 28, the pulley 26 and stretch pulley 24 and be connected as a single entity with the coaster body (electric wire pulley and pipe crimping pulley are arranged side by side and are connected as a single entity by axle 1 and coaster body) of contracting by axle 1 (27), axle 2 (25), axle 3 (23), and each pulley all can freely rotate on axle; The cylinder barrel tail end of following telescopic oil cylinder 18 is connected and fixed motionless by cylinder seat 19 and basic arm, the rod end of following telescopic oil cylinder then is connected with the coaster body by spool 1; Tappet 15 adopts steel plate to be welded into a rectangle hollow rod member and basic arm maintains static, the inside of its tappet is installed with through the consistent lubricant pipe 29 of this tappet and power lead 29 (consistent lubricant pipe and power lead are arranged side by side and inside by tappet), the afterbody of tappet then is fixed on down on the cylinder barrel of telescopic oil cylinder, the head of tappet is equipped with tappet pulley 30, so that when flexible, produce relative rolling with the inwall of following telescopic boom, resistance when reducing to move, and have the hole of journey steel cable 16 usefulness that fixedly contract at the head of tappet, one end of the journey that contracts steel cable is fixed in the hole of tappet head, the other end is walked around pulley 26 backs of contracting are fixed on down telescopic boom by the journey steel cable permanent seat 31 that contracts front portion, and an end of stretching journey steel cable 21 is fixed on the cylinder seat 19, and the other end is walked around and stretched pulley 24 back and be fixed on down the rear portion of telescopic boom by stretching journey steel cable permanent seat 20; After passing from the inside of tappet side by side, consistent lubricant pipe 29 and power lead 29 walk around pipe crimping pulley 28 respectively and electric wire pulley 28 enters telescoping mechanism by consistent lubricant pipe, power lead permanent seat 32; The composition of last telescoping mechanism and the structural relation between the each several part are all identical with following telescoping mechanism, and in last telescoping mechanism on the hollow ends of telescopic boom 8 insulation arm 9 of pegging graft, insulation arm is connected with last telescopic boom;

Front leg strut 14 levels of b, described car body are not stretched, and rear support leg 12 horizontal cross are stretched out, from from forming trapezoidal layout.

2, altitude hot-line operation car according to claim 1 is characterized in that: high-altitude illuminating lamp 7 is housed on last telescopic boom 8 and on the summit of last telescopic boom work bucket 11 is housed.

3, altitude hot-line operation car according to claim 2 is characterized in that: work bucket 11 is divided into hot line work and two kinds of patterns of non-hot line work, and non-hot line work is that twin-bucket is square; Hot line work be circular bucket, make of insulating material.

4, altitude hot-line operation car according to claim 1 is characterized in that: the operating range of telescoping mechanism is a 2-32 rice.

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