CN2503053Y

CN2503053Y - Hand traction hoist

Info

Publication number: CN2503053Y
Application number: CN 01249141
Authority: CN
Inventors: 张鸿安
Original assignee: ZHANG HONG'AN
Current assignee: ZHANG HONG'AN
Priority date: 2001-08-17
Filing date: 2001-08-17
Publication date: 2002-07-31
Anticipated expiration: 2011-08-17

Abstract

The utility model pertains to a manual traction lifting elevator, which mainly consists of a machine body, a machine frame, a transmission mechanism, a drum and cables winding around the drum. The utility model is characterized in that the manual traction lifting elevator is provided with a hand-operated wheel, a transmission device and a brake device are arranged between the hand-operated wheel and a roller, on which a wire guide apparatus is arranged. The reduction-gear ratio and the hand-operated force of the utility model are able to reach 1: 35.6 and 5 kg. The utility model, being widely applied, has big weight in excess, and has the advantages of compact structure, convenient operation, reliability and safety and high efficiency, etc.

Description

Shaking traction hoisting machine

The utility model relates to a kind of weight-lifting equipment, particularly relates to a kind of shaking traction hoisting machine that weight is used that is used to promote, lay.

Along with expanding economy, elevator machinery has had significant progress, various electric lifts have appearred, but,, but there is not special-purpose mechanical equipment for security reason can only use the mechanical ascending and descending trailer coupling in some industry such as oil field, at present in of the fitting machine dismounting of the most of oil field of China at oil well oil conduit, still adopt manual operation, inefficiency, labour intensity height.For this reason, I once developed a kind of manual type elevator, as application number is the utility application of ZL00215980.5, the manual type elevator, mainly form by pillar, anchor shaft, overhanging arm, reel, characteristics are disks that welding has connection holes under pillar, and ratchet is arranged on the reel stand, and ratchet is housed on the drum shaft.Easy to operate, safety, but the hoisting crane of this kind mechanism, field of application is narrow, and lifting weight is little, can not adapt to most of industry requirement.

The purpose of this utility model provides the big shaking traction hoisting machine of a kind of applied range, lifting weight.

The purpose of this utility model realizes by following technical scheme, that is:

Shaking traction hoisting machine comprises body, frame, reel, hawser, and its main points are also to include hand a wheel, this is hand take turns and reel between be provided with driving device, the place is provided with rope guide at reel.

Above-mentioned driving device comprises gear wheel shaft, duplex plate gear, double crosslinking gear shaft, spline gear and castellated shaft; Gear wheel shaft and the engagement of duplex plate gear, double crosslinking gear shaft and spline gear engagement, spline gear and castellated shaft engagement are equiped with reel on the castellated shaft, and an end of hawser is fixed on the reel.

Above-mentioned brake equipment comprises drg seat, ratchet-gear wheel, two Friction disks and is installed in the ratchet that frame is provided with retracing spring; Two Friction disks are positioned at the both sides of ratchet-gear wheel, and are assembled on the drg seat with ratchet-gear wheel, and the drg seat is installed on the gear wheel shaft, hand take turns and the duplex plate gear between, the engagement of ratchet-gear wheel and ratchet.

Above-mentioned rope guide comprises guide roll, two boatswain chairs and two back-moving springs; Guide roll is fixed on the axostylus axostyle, the two ends of axostylus axostyle are coupling respectively in the bottom of two boatswain chairs, the upper axis of two boatswain chairs is connected on the locating sleeve of upper rack, one end hook of two back-moving springs is located at the bottom of two boatswain chairs, and another end hook of two back-moving springs is located on the locating sleeve of frame lower.

The said gear axle is five tooth minor axises, and five tooth minor axises are positioned at the right-hand member of reel, and its left end gos deep in the castellated shaft.Described double crosslinking gear shaft is duplex four tooth minor axises, and described duplex plate gear and double crosslinking gear shaft are divided into two groups, divides two sides that are located at castellated shaft, between deadlight and right wallboard.

After the utility model adopts above structure, owing between shaking driving wheel and cylinder, set up design science, rational driving device, reduction ratio reaches 1: 35.6, generally speaking, promote object 1 meter only 1.95 minutes time spent, hand power less than 5kg, applied range, lifting weight is big, has compact conformation, easy to operate, safe and reliable, effect that efficient is high.The utility model also is provided with brake equipment, and during regardless of rotating, brake equipment is all very reliable, does not have least bit displacement, can stop at arbitrarily on any one angle position during use.In addition, the utility model has also been set up rope guide at the reel place, and hawser can not disorderly be twined arbitrarily, has guaranteed the normal operation of elevator.The utility model is specially adapted to the traction of the lifting of Assembly ﹠Disassembly, low-rise building, material of oil field operation, oil pipe and sewer cleaning, heavy electric wire, cable and installation etc.

Fig. 1 is the structural representation of a kind of embodiment of the utility model.The utility model is described in further detail below in conjunction with accompanying drawing.

The drawing reference numeral explanation: 1 is body, 2 is frame, 3 is reel, 4 is hawser, 5 is base, 6 is cover, 7 is left wallboard, 8 is deadlight, 9 is right wallboard, 10 is locating sleeve, 11 is spiral arc groove, 12 is handle, 13 are hand the wheel, 14 is five tooth minor axises, 15 is the duplex plate gear, 16 is duplex four tooth minor axises, 17 for spending strong gear, 18 is castellated shaft, 19 is bearing, 20 is bearing, 21 is ratchet-gear wheel, 22 is Friction disk, 23 is retracing spring, 24 is ratchet, 25 is the drg seat, 26 is the opening nut, 27 is guide roll, 28 is boatswain chair, 29 is back-moving spring, 30 axostylus axostyles.

Shaking traction hoisting machine comprises body 1, frame 2, reel 3, hawser 4, driving device, brake equipment and rope guide.

Body 1 is made up of base 5 and cover 6, and frame 2 is made up of left, center, right wallboard 7,8,9, and wallboard 7,8,9 parallel longitudinal compartment of terrains in left, center, right are fixed on the body 1.Crosswise fixed has 4 locating sleeves 10 on the frame 2.Reel 3 is arranged on the frame 2, and the outer wall of reel 3 is provided with spiral arc groove 11.When reel 3 rotates, twine or unclamp hawser 4, promote or the landing object by hawser 4.On frame 2, also be provided with one and have the hand of handle 12 and take turns 13, this is hand take turns 13 and cylinder 3 between be provided with driving device, this driving device mainly is made up of five tooth minor axises 14, duplex plate gear 15, duplex four tooth minor axises 16, spline gear 17 and castellated shaft 18.Hand 13 drives, the five tooth minor axises 14 of taking turns rotate, five tooth

minor axises

14 and 15 engagements of duplex plate gear, duplex four tooth minor axises 16 are positioned on the duplex plate gear 15, duplex four tooth minor axises 16 and spline gear 17 engagements, spline gear 17 and castellated shaft 18 engagements, castellated shaft 18 drives reel 3 and rotates.The left end of castellated shaft 18 is equipped with bearing 19, and the right-hand member end face of castellated shaft 18 is concaved with a groove, and the left end that groove has been embedded in a bearing 20, five tooth minor axises 14 penetrates in the bearing 20 of castellated shaft 18 right-hand members.On five tooth minor axises 14, take turns 13 and also be equiped with brake equipment near hand, this brake equipment is mainly by the ratchet-gear wheel 21 that is installed on the five tooth minor axises 14, two Friction disks 22 and be installed in the ratchet 24 that frame 2 is provided with retracing spring 23 and form, two Friction disks 22, ratchet-gear wheel 21 and ratchets 24 are assembled on the drg seat 25 side by side, ratchet 24 and ratchet-gear wheel 21 engagements; Take turns 13 when compressing Friction disk 22 and clockwise rotating when hand, Friction disk 22 drives ratchet-gear wheel 21 and clockwise rotates, this moment, ratchet 24 slided on ratchet-gear wheel 21, five tooth minor axises 14 are clockwise rotating synchronously by the reel 3 on the driving device drive castellated shaft 18 under the effect of the friction that Friction disk 22 produces simultaneously, if ratchet-gear wheel 21 backward rotation, then ratchet 24 blocks ratchet-gear wheel 21, makes it can not backward rotation, thereby makes total system reach braking.Took turns for 13 inverse times when rotating when hand, two Friction disks 22 unclamp simultaneously, do not play friction effect, and handly take turns 13 when falling back on opening nut 26 places, and blocked by opening nut 26, to rotate again and just be with five tooth minor axises 14 to rotate counterclockwise, whole drive system rotates counterclockwise simultaneously, this moment, weight descended, and also stopped to front haulage, thereby made total system reach lifting braking purpose.

For when reel 3 rotates, hawser 4 can twine along the spiral arc groove 11 on reel 3 outer walls, and 3 places are provided with rope guide at reel, and this rope guide mainly is made up of guide roll 27, two boatswain chairs 28 and two back-moving springs 29.29 tensions of two back-moving springs are arranged respectively at the bottom of two boatswain chairs 28, and the bottom of back-moving spring 29 hangs over down on the locating sleeve 10.Guide roll 27 is fixed on the axostylus axostyle 30, and the two end axles of axostylus axostyle 30 is connected on two boatswain chair 28 bottoms.When hawser 4 twines on reel 3, the guide roll 27 of rope guide is pressed in hawser 4 in the spiral arc groove 11 on the reel 3 under the effect of two back-moving springs 29 tightly, and hawser 4 can not be twined arbitrarily, can only twine along spiral arc groove 11, thereby play directional tagging.

During use, clockwise rotate and handly take turns 13, driving five tooth minor axises 14 by Friction disk 22 rotates, driving reel 3 by duplex plate gear 15, duplex four tooth minor axises 16 and spline gear 17 again rotates, twine hawser 4 by reel 3, promote object by hawser 4 by an outer contact that is provided with pulley, and finish braking by brake equipment simultaneously, when rotating counterclockwise hand the wheel, object in like manner lands.

Claims

1, shaking traction hoisting machine comprises body (1), frame (2), reel (3), hawser (4); It is characterized in that: also include hand a wheel (13), be provided with driving device between this hand wheel (13) and the reel (3), locate to be provided with rope guide at reel (3).

2, shaking traction hoisting machine according to claim 1 is characterized in that described driving device comprises gear wheel shaft (14), duplex plate gear (15), double crosslinking gear shaft (16), spline gear (17) and castellated shaft (18); Duplex plate gear (15) is combined with double crosslinking gear shaft (16), be installed on the gear wheel shaft (14), gear wheel shaft (14) and duplex plate gear (15) engagement, double crosslinking gear shaft (16) and spline gear (17) engagement, spline gear (17) and castellated shaft (18) engagement, be equiped with reel (3) on the castellated shaft (18), an end of hawser (4) is fixed on the reel (3).

3, shaking traction hoisting machine according to claim 1 is characterized in that described brake equipment comprises drg seat (25), ratchet-gear wheel (21), two Friction disks (22) and is installed in the ratchet (24) that frame (2) is provided with retracing spring (23); Two Friction disks (22) are positioned at the both sides of ratchet-gear wheel (21), and be assembled on the drg seat (25) with ratchet-gear wheel (21), drg seat (25) is installed on the gear wheel shaft (14), gear wheel shaft (14) and duplex plate gear (15) engagement, ratchet-gear wheel (21) and ratchet (24) engagement.

4, shaking traction hoisting machine according to claim 1 is characterized in that described rope guide comprises guide roll (27), two boatswain chairs (28) and two back-moving springs (29); Guide roll (27) is fixed on the axostylus axostyle (30), the two ends of axostylus axostyle (30) are coupling respectively in the bottom of two boatswain chairs (28), the upper axis of two boatswain chairs (28) is connected on the locating sleeve (10) on frame (2) top, one end hook of two back-moving springs (29) is located at the bottom of two boatswain chairs (28), and another end hook of two back-moving springs (29) is located on the locating sleeve (10) of frame (2) bottom.

5, shaking traction hoisting machine according to claim 1 is characterized in that described gear wheel shaft (14) is five tooth minor axises, and its shaft gear is positioned at the right side of reel (3), and its left end penetrates in the right-hand member bearing (19) of castellated shaft (18).

6, shaking traction hoisting machine according to claim 1, it is characterized in that described double crosslinking gear shaft (16) is duplex four tooth minor axises, described duplex plate gear (15) and duplex four tooth minor axises (16) are divided into two groups, divide two sides that are located at castellated shaft (18), be positioned between deadlight (8) and the right wallboard (9).