CN2626964Y

CN2626964Y - Rope bearing equipment

Info

Publication number: CN2626964Y
Application number: CN 03234487
Authority: CN
Inventors: 张佐安
Original assignee: Sichuan Road and Bridge Group Co Ltd
Current assignee: Sichuan Road and Bridge Group Co Ltd
Priority date: 2003-05-21
Filing date: 2003-05-21
Publication date: 2004-07-21
Anticipated expiration: 2013-05-21

Abstract

The utility model belongs to the technical field of load hanging element or apparatus of crane, capstan, winch or block, in particular to a wire bearing equipment. The rope bearing equipment comprises a wallboard, an upper pulley block for bearing a main cable fixed on the wallboard through a shaft, a tractor, and a lower pulley block for bearing a hoisting wire rope, wherein the wallboard consists of an upper and lower wallboard; the upper pulley block includes at least two groups respectively arranged on both sides of the center line of the wallboard symmetrically; a lower pulley block fixed on the wallboard through a shaft for bearing the main cable and an upper pulley block for towing and hoisting the wire rope are arranged below the upper pulley block at the center line of the wallboard. The high-efficient wire bearing equipment can ensure the safety operation of a large-space cable system at reduced usage, thereby reducing the cost.

Description

Rope bearing equipment

Technical field:

The utility model belongs to the load be used for hoisting crane, capstan winch, winch or pulley and hangs element or device technique field, particularly be a kind of Rope bearing equipment of CABLEWAY ERECTION SYSTEM.

Background technology:

CABLEWAY ERECTION SYSTEM is striden hour at its rope, is made up of essential parts such as main bearing rope, antenna sport car, derrick line, hauling rope, pylon and anchor fittings.Stride when bigger when rope, the distance between the commentaries on classics line coaster on antenna line sport car and the Sarasota is bigger, and therefore, lifting steel cable and haulage cable tension force under the certain condition of its sag are bigger, can increase the counterweight of suspension centre and the tractive force of hauling rope.For the counterweight that reduces suspension centre effectively and the tractive force of front haulage rope, generally all in the element of funicular system, set up Rope bearing equipment.This Rope bearing equipment generally is provided with one at a certain distance, between adjacent two Rope bearing equipments, is connected with steel rope between Rope bearing equipment and the antenna sport car and between Rope bearing equipment and the cat head commentaries on classics line coaster.This Rope bearing equipment moves with the antenna sport car, so be called passive type Rope bearing equipment (or claiming the traditional type Rope bearing equipment).When the traditional type Rope bearing equipment is shifted to the left that rope strides at suspension centre, then draw close mutually between the left Rope bearing equipment, connection steel rope therebetween is sagging, and the connection steel rope between right-hand Rope bearing equipment is tightened up; When otherwise suspension centre walks to move to right-hand that rope strides, then draw close mutually at right-hand Rope bearing equipment, it is sagging to connect steel rope, and the connection steel cable of left is straightened; So repeatedly repeatedly after, twisting can take place and then be broken in sagging connection steel rope, causes Rope bearing equipment to lose efficacy.Simultaneously, Rope bearing equipment in use, because the effect of wind-force, suspension centre and hoisting weight change and the variation of hoisting point position, also can hold rope and intersect with main rope and twine cable, hold rope and main rope leaves associated sheaves and the situation of the Rope bearing equipment wallboard that rubs, directly have influence on the safe in utilization of funicular system.On the other hand, about Rope bearing equipment spacing often less (being generally 20m), used Rope bearing equipment quantity is more, and is also uneconomical.

The utility model content:

The purpose of this utility model is for overcoming the problem of above-mentioned existence, provides a kind of not only economical and practical but also guarantees the Rope bearing equipment that the large span funicular system is safe in utilization.

The technical solution of the utility model is achieved in that

Rope bearing equipment of the present utility model, comprise wallboard, be fixed on main bearing rope top sheave group on the wallboard with axle, be fixed on traction on the wallboard with axle, hoist rope holds rope downslide wheels, wallboard is by last, wainscot sheathing constitutes, two tops of cornice sheathing respectively have a hole that is used for bonded assembly dress bushing pipe and bearing pin at least, two lower ends respectively have one and wainscot sheathing bonded assembly hole at least, respectively be welded with at least one connecting panel on the two waist limits of wainscot sheathing, one end of connecting panel has and cornice sheathing bonded assembly hole, the hole is connected by bearing pin with the hole, the main bearing rope top sheave group that is fixed on the wallboard with axle has two groups at least, lay respectively at wallboard center line both sides left-right symmetric, on the center line of wallboard, the also useful axle in the below of main bearing rope top sheave is fixed on the main bearing rope downslide wheels on the wallboard and is positioned at traction, hoist rope holds rope downslide wheels top, be fixed on traction on the wallboard with axle, hoist rope holds rope top sheave group.

The vertical distance in the gap between above-mentioned main bearing rope top sheave group and main bearing rope downslide wheels is that the main bearing rope diameter is with (3～40mm) sums, the gap between the pulley upper limb of the pulley lower edge of main bearing rope top sheave group and main bearing rope downslide wheels are (3～3/4 main bearing rope diameter) mm.

Gap between above-mentioned index steel rope top sheave group and index steel rope downslide wheels is that the haulage cable diameter is with (3～20mm) sums, the gap between the pulley upper limb of the pulley lower edge of haulage cable top sheave group and haulage cable downslide wheels are (2～3/4 haulage cable diameter) mm.

Gap between above-mentioned hoist rope top sheave group and hoist rope downslide wheels is that the hoist rope diameter is with (3～20mm) sums, the gap between the pulley upper limb of the pulley lower edge of hoist rope top sheave group and hoist rope downslide wheels are (2～3/4 hoist rope diameter) mm.

Rope bearing equipment wallboard of the present utility model is divided into two parts up and down, is convenient to be assembled into integral body or dismounting by connecting panel and bearing pin.

Because the assembly pulley of Rope bearing equipment of the present utility model is arranged at the upper and lower that rope is held in main bearing rope and traction, lifting respectively, to main bearing rope and traction, the lifting active constraint of having held Suo Jinhang, thereby the distance between Rope bearing equipment strengthens, and reduced the usage quantity of Rope bearing equipment.Not only economical and practical but also because the connection steel cable between Rope bearing equipment under the effect of active tractive force, sagging littler when using the traditional type Rope bearing equipment, thereby guarantee main bearing rope and traction, it is not sagging at the pulley place that rope is held in lifting, main bearing rope and traction, rope orderly operation between assembly pulley is held in lifting, be in operation and main bearing rope and traction can not take place, lifting is held rope and is twined mutually, main bearing rope and traction, rope friction wallboard etc. is held in lifting influences Lift-on/Lift-off System phenomenon safe in utilization, guarantee the validity that Rope bearing equipment uses, thereby guaranteed the safe in utilization of large span funicular system.

Description of drawings:

Fig. 1 is the structural representation front view of Rope bearing equipment of the present utility model.

Fig. 2 is the A-A cutaway view of the structural representation front view of Rope bearing equipment of the present utility model.

Fig. 3 is that the running condition of Rope bearing equipment of the present utility model is with reference to front view.

Fig. 4 is the B-B cutaway view of the running condition of Rope bearing equipment of the present utility model with reference to front view.

Fig. 5 is that the running condition of traditional type Rope bearing equipment is with reference to front view.

The specific embodiment:

As Fig. 1, shown in 2, Rope bearing equipment of the present utility model, comprise wallboard 1, be fixed on main bearing rope top sheave group 3 on the wallboard 1 with axle 2, be fixed on traction on the wallboard 1 with axle 4, hoist rope holds rope downslide wheels 5,6, wallboard 1 is by last, wainscot sheathing 7,8 constitute, two tops of cornice sheathing 7 respectively have a hole 11 that is used for bonded assembly dress bushing pipe 9 and bearing pin 10 at least, two lower ends respectively have one and wainscot sheathing 8 bonded assembly holes 12 at least, respectively be welded with at least one connecting panel 13 on the two waist limits of wainscot sheathing 8, one end of connecting panel 13 has and cornice sheathing 7 bonded assembly holes 14, hole 12 is connected by bearing pin 15 with hole 14, the main bearing rope top sheave group 3 that is fixed on the wallboard 1 with axle 2 has two groups at least, lay respectively at wallboard 1 center line both sides left-right symmetric, on the center line of wallboard 1, the also useful axle 16 in the below of main bearing rope top sheave 3 is fixed on the main bearing rope downslide wheels 17 on the wallboard 1 and is positioned at traction, hoist rope holds rope downslide wheels 5,6 tops, be fixed on traction on the wallboard 1 with axle 18, hoist rope holds rope top sheave group 19,20.

The gap 24 that above-mentioned main bearing rope top sheave group 3 and main bearing rope downslide wheels are 17 is 86mm, and the gap 25 between the pulley upper limb of the pulley lower edge of main bearing rope top sheave group 3 and main bearing rope downslide wheels 17 is 30mm.

The gap 26 that above-mentioned index steel rope top sheave group 19 and index steel rope downslide wheels are 5 is 40mm, and the gap 27 between the pulley upper limb of the pulley lower edge of haulage cable top sheave group 19 and haulage cable downslide wheels 5 is 10mm.

The gap 28 that above-mentioned hoist rope top sheave group 20 and hoist rope downslide wheels are 6 is 40mm, and the gap 29 between the pulley upper limb of the pulley lower edge of hoist rope top sheave group 20 and hoist rope downslide wheels 6 is 10mm.

Rope bearing equipment wallboard 1 of the present utility model is divided into 7, descends 8 two parts, is convenient to be assembled into integral body or dismounting by connecting panel 13 and bearing pin 15.

Shown in Fig. 3,4, because the assembly pulley 3,17 of Rope bearing equipment of the present utility model, 5,19 and 6,20 be arranged at the upper and lower that rope 22,23 is held in main bearing rope 21 and traction, lifting respectively, rope 22,23 is held in main bearing rope 21 and traction, lifting carried out active constraint, thereby the distance between Rope bearing equipment strengthens, and reduced the usage quantity of Rope bearing equipment.Not only economical and practical but also because the connection steel cable 30 between Rope bearing equipment under the effect of active tractive force, sagging littler when using the traditional type Rope bearing equipment, can twisting.Traction, that rope 22,23 is held in lifting is not sagging at the pulley place, main bearing rope 21 and traction, lifting are held rope 22,23 in 3,17,5,19 and 6,20 orderly operations of assembly pulley, be in operation and main bearing rope 21 can not take place hold rope 22,23 with traction, lifting and twine mutually, rope 22,23 friction wallboards 1 etc. are held in main bearing rope 21 and traction, lifting influences Lift-on/Lift-off System phenomenon safe in utilization, guarantee the validity that Rope bearing equipment uses, thereby guaranteed the safe in utilization of large span funicular system.

Rope bearing equipment of the present utility model in use, when making 30 operations of connection steel cable by winch, main bearing rope 21 is effectively and in an orderly manner motion between assembly pulley 3,17, rope 22,23 operation effectively in an orderly manner between

assembly pulley

5,19 and 6,20 is held in traction, lifting, and guarantee traction, that rope 22,23 is held in lifting is not sagging at the pulley place, itself also only produce less saggingly and connect steel cable 30, avoided the twisting phenomenon.

As shown in Figure 5, the structure of traditional type Rope bearing equipment, hold rope downslide wheels 35,36 because of having only with axle 31,32 main bearing rope top sheave group 34 and traction, the hoist ropes that are separately fixed on the wallboard 33, so the twisting of connecting strand 37 easily takes place, and then break and cause Rope bearing equipment to lose efficacy, influence the safe in utilization of funicular system.

Rope bearing equipment of the present utility model is not limited to the structure of above specific embodiment, and it is decided according to the particular case of CABLEWAY ERECTION SYSTEM.

Claims

1, a kind of Rope bearing equipment, comprise wallboard (1), be fixed on main bearing rope top sheave group (3) on the wallboard (1) with axle (2), be fixed on traction on the wallboard (1) with axle (4), hoist rope holds rope downslide wheels (5,6), it is characterized in that wallboard (1) is by last, wainscot sheathing (7,8) constitute, two tops of cornice sheathing (7) respectively have a hole (11) that is used for bonded assembly dress bushing pipe (9) and bearing pin (10) at least, two lower ends respectively have one and wainscot sheathing (8) bonded assembly hole (12) at least, respectively be welded with at least one connecting panel (13) on the two waist limits of wainscot sheathing (8), one end of connecting panel (13) has and cornice sheathing (7) bonded assembly hole (14), hole (12) is connected by bearing pin (15) with hole (14), the main bearing rope top sheave group (3) that is fixed on the wallboard (1) with axle (2) has two groups at least, lay respectively at wallboard (1) center line both sides left-right symmetric, on the center line of wallboard (1), the also useful axle in the below of main bearing rope top sheave group (3) (16) is fixed on the main bearing rope downslide wheels (17) on the wallboard (1) and is positioned at traction, hoist rope holds rope downslide wheels (5,6), be fixed on traction on the wallboard (1) with axle (18), hoist rope holds rope top sheave group (19,20).

2, Rope bearing equipment according to claim 1, the vertical distance that it is characterized in that the gap (24) between main bearing rope top sheave group (3) and main bearing rope downslide wheels (17) is that the main bearing rope diameter is with (3～40mm) sums, the gap (25) between the pulley upper limb of the pulley lower edge of main bearing rope top sheave group (3) and main bearing rope downslide wheels (17) are (3～3/4 main bearing rope diameter) mm.

3, Rope bearing equipment according to claim 1, it is characterized in that the gap (26) between index steel rope top sheave group (19) and index steel rope downslide wheels (5) is that the haulage cable diameter is with (3～20mm) sums, the gap (27) between the pulley upper limb of the pulley lower edge of haulage cable top sheave group (19) and haulage cable downslide wheels (5) are (2～3/4 haulage cable diameter) mm.

4, Rope bearing equipment according to claim 1, it is characterized in that the gap (28) between hoist rope top sheave group (20) and hoist rope downslide wheels (6) is that the hoist rope diameter is with (3～20mm) sums, the gap (29) between the pulley upper limb of the pulley lower edge of hoist rope top sheave group (20) and hoist rope downslide wheels (6) are (2～3/4 hoist rope diameter) mm.