CN2821030Y

CN2821030Y - Foot lifting cradle

Info

Publication number: CN2821030Y
Application number: CN 200520084090
Authority: CN
Inventors: 胡绳
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-06-13
Filing date: 2005-06-13
Publication date: 2006-09-27
Anticipated expiration: 2015-06-13

Abstract

The utility model discloses a pedal type lifting hanging basket which belongs to high altitude operation lifting hanging basket. The utility model comprises a basket body, a pedal towing mechanism and a swinging arm lock, wherein the pedal towing mechanism and the swinging arm lock are arranged at both ends of the basket body. Both ends of the basket body and the lower part of the swinging arm lock are also fixed with gravity locks, and the position in the basket body, which is adjacent to the pedal towing mechanism, is provided with a horizontal pedal chair. The pedal type lifting hanging basket of the utility model has the characteristics of simple structure, safety, economy, durability, etc.

Description

Foot-operated Lifting basket

Technical field

The utility model relates to a kind of work high above the ground Lifting basket, and especially a kind of is carrier with the wire rope, is driving force to ride, the foot-operated Lifting basket that operation is stopped on vertical wire rope.

Background technology

The jacking equipment that is applied to work high above the ground at present mainly is that hand is removed the cucurbit hanging basket except that driven hanging basket, though that hand is removed the cucurbit hanging basket is simple in structure, exist labour intensity greatly, defective such as safety, inefficiency inadequately.Remove the deficiency of cucurbit hanging basket in order to solve hand, the patent No. is 02210404.6, and patent name is power with the manpower, has introduced the Lifting basket of wire rope traction technology for disclosing a kind of in the patent documentation of " foot pedal type Lifting basket ".Though this hanging basket has overcome the deficiency that hand is removed the cucurbit hanging basket to a certain extent, but still have following defective, 1. wire rope baudrier shape is as " Ω " on the traction sheave, and this just makes steel wire be subjected to alternating stresses, shorten the application life of wire rope greatly, be prone to rope-broken accident; 2., the lifting frictional force backrest between traction sheave and the wire rope is pressed and is kept, and must need establish on ground and weigh down stone roller, make the installation of equipment complicated, the moment of friction instability, and regardless of the hanging basket load-carrying, be the fixed friction wearing and tearing, further increased the tasteless loss of wire rope; When 3. operating personnel are sitting on the vehicle seat application of force, can only rely on the strength of both legs, outputting power is little, is easy to fatigue; 4. safeguard protection is comprehensive inadequately.

Summary of the invention

Technical assignment of the present utility model is to provide a kind of foot-operated Lifting basket at above-mentioned deficiency of the prior art, characteristics such as that this Lifting basket has is simple in structure, safe and reliable, economy and durability.

The technical scheme that its technical problem that solves the utility model adopts is: foot-operated Lifting basket, the foot-operated carrying means and the swing arm lock that comprise the basket body and be arranged at basket body two ends, also be fixed with the gravity lock below the pendulum wall lock of basket body two ends, the position near foot-operated carrying means in the basket body is provided with lying and pedaling seat.

Described gravity lock by lock housing, handle, decide fixture block, move fixture block, lever and connecting rod and constitute, lock housing is fixed on the below of basket end of body swing arm lock, the fixture block of deciding that is arranged in the lock housing links to each other by the connecting rod that is articulated in both sides with moving fixture block, deciding fixture block is fixed on the lock housing, moving fixture block is hinged by an end of connecting rod and lever, the other end and the handle, at its lower end of lever fix, the hinged below that is arranged on lock housing, the middle part of lever.

Deciding to have a clip slot that the cross section is an arc relatively on the opposite face of fixture block and moving fixture block.

Described foot-operated carrying means comprises housing, traction sheave, line shaft, main shaft, main support, pedal, culdy, connecting rod, contact roller and directive wheel, traction sheave is arranged on the main shaft by bearing, and be meshed with travelling gear on being fixed on line shaft, the end and the pedal of line shaft join, traction sheave and travelling gear all are arranged in the housing, two main supports are arranged at the both sides of housing respectively by main shaft, the middle and upper part in main support left side has side to stretch support, one jiao of culdy end of stretching support with side is hinged, two jiaos of all the other of culdy are hinged with an end and the contact roller of connecting rod respectively, the other end and the directive wheel of connecting rod are hinged, contact roller rides against with the grooving of traction sheave, the top that is fixed with the housing of conductor rope tube is provided with the fall line duct, and carrying means is fixed on the basket end of body by main support.

The section of grooving is that the bottom is the design of circular-arc " V " shape on the traction sheave.

The conductor rope tube is arranged on the right side, top of housing.

Be provided with the conductor rope tube on the right side, top of housing and the right-hand member of housing.

Foot-operated Lifting basket of the present utility model is compared with prior art, has following outstanding beneficial effect:

(1) operating personnel are sitting in the enterprising line operate of lying and pedaling seat, can utilize waist and both hands power-assisted when using foot's strength, and operating personnel's outputting power is big, and labour intensity is low.

(2) the gravity latching operation is simple, needs only driving handle gently, and handle just can be sagging under the effect of gravity, and the gravity lock can be locked safety rope, is particularly suitable for safety guarantee in emergency circumstances.

When (3) using, the wire rope wiring is walked synform as " α ", can form the cornerite of 300 degree nearly, has both increased traction moment, makes wire rope avoid alternating stresses again, has improved the application life of wire rope greatly.

(4) after directive wheel is subjected to the wire rope inclined power that makes progress, can by connecting rod and culdy power be passed to contact roller, make the wire rope that is arranged between contact roller and the traction sheave grooving be subjected to pointing to the pressure of traction sheave, produce traction moment stressed.Therefore, foot-operated carrying means can be adjusted traction moment automatically according to actual pay load when work.In this case, the one,, because traction and the forward and reverse symmetry of load, thus not only in the use commutation very convenient, but also realized " row stops promptly locking freely ", make operation and all obtained sound assurance safely; The 2nd,, having overcome " Ω " wiring method need utilize back pressure to keep the deficiency of frictional force, both guaranteed to promote necessary traction, reduced unnecessary fretting wear again, thoroughly solved and conventionally decided the frictional force elevator no matter underloading, heavy duty, be the fixed friction wearing and tearing, the problem of power waste.

(5) grooving on the traction sheave being designed to the bottom is circular-arc " V " shape structure, and grooving is set in its bottom surface, both can when increasing frictional force, reduce extruding loss, can prevent the running of fricative debris influence carrying means again wire rope.

Description of drawings

Accompanying drawing 1 is the main TV structure schematic diagram of foot-operated Lifting basket;

Accompanying drawing 2 is main TV structure schematic diagrames of foot-operated carrying means in the foot-operated Lifting basket shown in Figure 1;

Accompanying drawing 3 is right TV structure schematic diagrames of the foot-operated carrying means among Fig. 2;

Accompanying drawing 4 is cross-sectional view of the traction sheave grooving of foot-operated carrying means among Fig. 2;

Accompanying drawing 5 is wire rope baudrier schematic diagrames in the foot-operated carrying means of Fig. 2;

Accompanying drawing 6 is main TV structure schematic diagrames of gravity lock in the foot-operated Lifting basket shown in Figure 1;

Accompanying drawing 7 is that the A-A of gravity shown in Figure 6 lock is to the sectional structure schematic diagram.

The specific embodiment

Explain below with reference to Figure of description foot-operated Lifting basket of the present utility model being done.

As shown in Figure 1, foot-operated Lifting basket of the present utility model is made of basket body 1, foot-operated carrying means, swing arm lock 2, gravity lock, lying and pedaling seat 3.Two groups of swing arms lock 2, gravity lock and ride the two ends that carrying means is fixed on basket body 1 from top to bottom, lying and pedaling seat 3 are arranged in the basket body 1 position near foot-operated carrying means.

Shown in accompanying drawing 6-7, described gravity lock by lock housing 4, handle 5, decide fixture block 6, move fixture block 7, lever 8 and connecting rod 9,10 and constitute, lock housing 4 is fixed on the below of basket body 1 end swing arm lock 2, decide on the inwall that fixture block 6 is fixed on lock housing 4, be arranged in the lock housing 4 moving fixture block 7 with decide fixture block 6 and link to each other by the connecting rod 9 that is articulated in both sides, moving fixture block 7 also is hinged by the end of connecting rod 10 with lever 8, the lower end of the other end of lever 8 and handle 5 fixes, the hinged below that is arranged on lock housing 4, the middle part of lever 8.On the opposite face of deciding fixture block 6 and moving fixture block 7, all have the clip slot 11 that the cross section is an arc.

Shown in accompanying drawing 2-5, foot-operated carrying means comprises housing 12, traction sheave 13, line shaft 14, main shaft 15, main support 16, pedal 17, culdy 18, connecting rod 19, contact roller 20 and directive wheel 21, traction sheave 13 is arranged on the main shaft 15 by bearing 22, and be meshed with travelling gear 23 on being fixed on line shaft 14, the end of line shaft 14 and pedal 17 join, and traction sheave 13 and travelling gear 23 all are arranged in the housing 12.The top of housing 12 is provided with fall line duct 26, and the right side, top is provided with conductor rope tube 27.Two main supports 16 are arranged at the both sides of housing 12 respectively by main shaft 15, the middle and upper part in main support 16 left sides has side to stretch support 24, side is stretched the end of support 24 and a jiao of culdy 18 is hinged, two jiaos of all the other of culdy 18 are hinged with an end and the contact roller 20 of connecting rod 19 respectively, the other end of connecting rod 19 and directive wheel 21 are hinged, and contact roller 20 rides against with the grooving 25 of traction sheave 13.Carrying means is fixed on the end of basket body 1 by main support 16.

As shown in Figure 4, the section of grooving 25 is that the bottom is the design of circular-arc " V " shape on the traction sheave 13, has grooving 31 on the circular-arc bottom surface of grooving.

During hanging basket work, behind roller 29 overlap joints that head-rope 28 and swing arm are locked, become the foot-operated carrying means (accompanying drawing 1,5) of " α " shape pile warp; Safety rope 30 passes swing arm lock 2 and gravity lock (accompanying

drawing

1,5,6).Operating personnel are sitting on the lying and pedaling seat 3, can realize the lifting of hanging basket by foot-operated carrying means for hanging basket provides traction power as the stepping bicycle.Swing arm lock 2 remains in certain scope in order to the angle of inclination with basket body 1, and can play the use of breaking rope protecting.The gravity lock is in order to prevent the downslide rapidly of basket body 1.Frictional force deficiency when between head-rope 28 and carrying means, hanging basket produces when gliding rapidly, promote gravity lock handle 5, when handle 5 offset from perpendicular certain angles, just can under the effect of gravity, continue sagging, and then the interlock effect by lever 8 and connecting rod 9,10 with safety rope 30 clampings at moving fixture block 7 with decide between the fixture block 6.The handle 5 of gravity lock can dye and eye-catching color such as redness, so that cause operating personnel's attention under emergency.

In addition, in hanging basket, can also dispose rope tube 32, during use, rope tube 32 is placed on ground, and wire rope is hung down in the rope tube 32,, also can avoid wire rope contaminated even rope capacity is greater than the vertical height of hanging basket lifting like this.

Its processing and fabricating of foot-operated Lifting basket of the present utility model is very simple and convenient, gets final product according to universal machine processing method processing and fabricating shown in the by specification accompanying drawing.

Except that the described technical characterictic of manual, be the known technology of those skilled in the art.

Claims

1, foot-operated Lifting basket, the foot-operated carrying means and the swing arm lock (2) that comprise basket body (1) and be arranged at basket body (1) two ends, it is characterized in that being fixed with the gravity lock in the below of basket body (1) two ends swing arm lock (2), the position near foot-operated carrying means in basket body (1) is provided with lying and pedaling seat (3).

2, foot-operated Lifting basket according to claim 1, it is characterized in that described gravity lock is by lock housing (4), handle (5), decide fixture block (6), moving fixture block (7), lever (8) and connecting rod (9,10) constitute, lock housing (4) is fixed on the below of basket body (1) end swing arm lock (2), the fixture block (6) of deciding that is arranged in the lock housing (4) links to each other by the connecting rod (9) that is articulated in both sides with moving fixture block (7), deciding fixture block (6) is fixed on the lock housing (4), moving fixture block (7) is hinged by the end of connecting rod (10) with lever (8), the other end of lever (8) and handle (5) lower end fix, the hinged below that is arranged on lock housing (4), the middle part of lever (8).

3, foot-operated Lifting basket according to claim 2 is characterized in that deciding the relative clip slot that the cross section is an arc (11) that has on the opposite face of fixture block (6) and moving fixture block (7).

4, foot-operated Lifting basket according to claim 1, it is characterized in that described foot-operated carrying means comprises housing (12), traction sheave (13), line shaft (14), main shaft (15), main support (16), pedal (17), culdy (18), connecting rod (19), contact roller (20) and directive wheel (21), traction sheave (13) is arranged on the main shaft (15) by bearing (22), and be meshed with travelling gear (23) on being fixed on line shaft (14), the end of line shaft (14) and pedal (17) join, traction sheave (13) and travelling gear (23) all are arranged in the housing (12), two main supports (16) are arranged at the both sides of housing (12) respectively by main shaft (15), the middle and upper part in main support (16) left side has side to stretch support (24), one jiao of culdy (18) end of stretching support (24) with side is hinged, two jiaos of all the other of culdy (18) are hinged with an end and the contact roller (20) of connecting rod (19) respectively, the other end of connecting rod (19) and directive wheel (21) are hinged, contact roller (20) rides against with the grooving (25) of traction sheave (13), the top that is fixed with the housing (12) of conductor rope tube (27) is provided with fall line duct (26), and carrying means is fixed on basket body (1) end by main support (16).

5, foot-operated Lifting basket according to claim 4 is characterized in that it is that the bottom is the design of circular-arc " V " shape that traction sheave (13) is gone up the section of grooving (25), has grooving (31) on the circular-arc bottom surface of grooving.

6, foot-operated Lifting basket according to claim 4 is characterized in that conductor rope tube (27) is arranged on the right side, top of housing (12).

7, foot-operated Lifting basket according to claim 4 is characterized in that being provided with conductor rope tube (27) on the right side, top of housing (12) and the right-hand member of housing.