CN2477602Y

CN2477602Y - Hand light weight material recovering winch

Info

Publication number: CN2477602Y
Application number: CN 01225355
Authority: CN
Inventors: 傅凤池; 张恩群
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-05-25
Filing date: 2001-05-25
Publication date: 2002-02-20
Anticipated expiration: 2011-05-25

Abstract

The utility model provides a hand light weight material recovering drawworks which is applicable for the material recycling in exploitation of the thin ledge in particular and includes a transmission system 30, an on-off system 31, a reversion prevention system 32 and a supporting system 33, and is characterized in that: the on-off system consists of a handle 14, a rack 12, a board gear 16, a transmission rod 11, a hanging post 10, a spring 9, a transmission block 8, an arc axis 7, a flat key 6, an on-off gear 5 and an arc pawl 4; within the on-off gear 5, the arc pawl 4 is sheathed at the arc pawl axis 7 and connected by the plat key 6 and is engaged with the roller axis 3. The utility model achieves the aims of no-load pulling back and quick reeling off, and has the advantages of simple structure, small volume, light weight, easy operation and labor saving and safety etc.

Description

Manual portable material recovery winch

The utility model relate to a kind of in pit mining the device of material recovery, especially a kind of manual portable material recovery winch.

In pit mining, need to consume a large amount of mine timbers, reclaim these materials, can reduce greatly and produce the material consumption, the regenerative apparatus that uses has electrodynamic type to reclaim winch at present, but its cost height, volume is big, weight is big, and is especially incompatible in the exploitation of low seam, and the manual recovery material is very dangerous.

The purpose of this utility model provides a kind of manual portable material recovery winch that is particularly suitable for salvage material in thin seam mining.

The purpose of this utility model is achieved in that it comprises driving system, clutch system, anti-reverse system and supporting system; Wherein driving system is made up of dual gear, ratchet, shaft gear, clutch gear and drum shaft; Anti-reverse system is made up of pawl axis, pawl-and-gearing; Supporting system is made up of base, left support abutment, right support abutment, case lid and bearing; Clutch system is made up of handle, tooth bar, plate gear, dowel bar, hanging column, spring, drive block, arc pawl axle, flat key, clutch gear and arc pawl; It is characterized in that: clutch gear be positioned at drum shaft right-hand member and with the engagement of the left end of dual gear, the plate gear is positioned at the right-hand member of clutch gear, hanging column is packed in the right outside of clutch gear, and it is vertical with right lateral surface, drive block is positioned at the right-hand member of arc pawl axle, and be in the right outside of clutch gear, drive block also can rotate around it with fastening linking to each other of the right-hand member of arc pawl axle, in clutch gear, the arc pawl is sleeved on the arc pawl axle and meshes with the flat key connection and with drum shaft, spring one end connects drive block, and the other end connects hanging column, and the left end of dowel bar is packed on the drive block, the other end is installed in the waist shaped hole on the plate gear, tooth bar is positioned at rack tube, and rack tube is provided with groove, handle is housed on the tooth bar stretches out groove.

Below in conjunction with accompanying drawing the utility model is described in detail.

Fig. 1 is the utility model structural representation;

Fig. 2 is a clutch gear structure cutaway view of the present utility model.

Among the figure 1, bearing 2, cylinder baffle plate 3, drum shaft 4, arc pawl 5, clutch gear 6, flat key 7, arc pawl axle 8, drive block 9, spring 10, hanging column 11, dowel bar 12, tooth bar 13, rack tube 14, handle 15, cover plate 16, plate gear 17, circular nut 18, shaft gear 19, pawl axis 20, ratchet 21, ratchet 22, flat key 23, dual gear 24, case lid 25, screw 26, right support abutment 27, bolt 28, base 29, left support abutment 30, driving system 31, clutch system 32, anti-reverse system 33, supporting system 34, waist shaped hole 35, rope

In Fig. 1, left support abutment 29 and right support abutment 26 are fixed on the base 28, and case lid 24 is fixed on the right side of right support abutment 26, and cover plate 15 is fastened on the case lid 24, and rack tube 13 is located on the cover plate 15, are respectively equipped with bearing 1 on left support abutment 29 and right support abutment 26.Pawl axis 19 is fixed on the case lid 24 and stretches out outside the case lid 24, and pawl axis 19 is provided with ratchet 20, ratchet 20 and ratchet 21 engagements, and ratchet 21 is positioned at the right-hand member of shaft gear 18, and in the right outside of case lid 24, interconnects by flat key 22.Dual gear 23 1 ends are fixed on the right support abutment 26, and the other end is fixed on the case lid 24, its left end and clutch gear 5 engagements, and right-hand member and shaft gear 18 engagements, the drum shaft 3 between left support abutment 29 and the right support abutment 26 is provided with two cylinder baffle plates 2, and is tied with rope 35.The left end of drum shaft 3 is positive six square toes, and the right-hand member of ratchet 21 also is identical positive six square toes.Clutch gear 5 be positioned at drum shaft 3 right-hand member and with the engagement of the left end of dual gear 23, plate gear 16 is sleeved on the right-hand member of clutch gear 5, hanging column 10 is packed in the right outside of clutch gear 5, and it is vertical with right lateral surface, drive block 8 is positioned at the right-hand member of arc pawl axle 7, and be in the right outside of clutch gear 5, drive block 8 also can rotate around it with fastening linking to each other of the right-hand member of arc pawl axle 7, spring 9 one ends connect drive block 8, the other end connects hanging column 10, and the left end of dowel bar 11 is packed on the drive block 8, and the other end is installed in the waist shaped hole 34 on the plate gear 16, tooth bar 12 is positioned at rack tube 13, and handle 14 is contained on the tooth bar 12 and can rotates around it.

In Fig. 2, in the clutch gear 5, arc pawl 4 is sleeved on the arc pawl axle 7 and meshes with flat key 6 connections and with drum shaft 3.

The utility model operating process and principle are as follows: handle 14 is rotated 90 degree backs by cw (seeing from top to bottom) advance downwards, tooth bar 12 moves downward and 16 engagements of plate gear, plate gear 16 is clockwise rotated, dowel bar 11 is stressed, driving drive block clockwise rotates around the axis of arc pawl axle 7, by flat key 6 arc pawl 4 is rotated thereupon, meanwhile, dowel bar 11 slides in the waist shaped hole of plate gear 16 along its length, along with constantly advancing downwards of tooth bar 12, arc pawl 4 constantly clockwise rotates, thereby the arc pawl 4 and the active flank of drum shaft 3 are dwindled gradually, and both separate fully at last, at this moment handle 14 are pressed left-hand revolution 90 degree, make it to be trapped in the groove 36 of rack tube 13 and do not return, because the anti-reverse usefulness that transfers to of ratchet 21 does not rotate clutch gear 5, at this moment, as long as the left end cw (seeing from right to left along axis) that spanner is enclosed within drum shaft 3 is pulled draw, then drum shaft 3 is finished thereupon clockwise rotating and is put rope.And then handle 14 is carried out inverse operation (promptly opposite) with the operation of putting when rope, and under the auxiliary tension of hanging column 10, arc pawl 4 is resetted, and mesh with drum shaft 3 again, at this moment, tooth bar 12 separates with plate gear 16, in the case, as long as spanner is taken off from positive six square toes of the left end of drum shaft 3, and be enclosed within on positive six square toes of ratchet 21, conter clockwise is pulled and is drawn spanner, and then shaft gear 18 also rotates counterclockwise thereupon, dual gear 23 just clockwise rotates, so clutch gear 5 is by rotating counterclockwise, at this moment, plate gear 16 rotates synchronously with clutch gear 5, arc pawl 4 rotates with clutch gear 5, and drum shaft 3 also rotates counterclockwise under arc pawl 4 thrust thereupon, then spur and coiling and restrict 35, the continuous like this spanner of pulling has just realized receiving the purpose that rope draws.

That utilization the utlity model has is simple in structure, volume is little, in light weight, easy to operate, be laborsaving again peace Full advantage.

Claims

1, a kind of manual portable material recovery winch, it comprises driving system (30), clutch system (31), anti-reverse system (32) and supporting system (33); Wherein driving system (30) is made up of dual gear (23), ratchet (21), shaft gear (18), clutch gear (5) and drum shaft (3); Anti-reverse system (32) is made up of pawl axis (19), ratchet (20) and ratchet (21); Supporting system (33) is made up of base (28), left support abutment (29), right support abutment (26), case lid (24) and bearing (1); Clutch system (31) is made up of handle (14), tooth bar (12), plate gear (16), dowel bar (11), hanging column (10), spring (9), drive block (8), arc pawl axle (7), flat key (6), clutch gear (5) and arc pawl (4); It is characterized in that: clutch gear (5) be positioned at drum shaft (3) right-hand member and with the engagement of the left end of dual gear (23), plate gear (16) is sleeved on the right-hand member of clutch gear (5), hanging column (10) is packed in the right outside of clutch gear (5), and it is vertical with right lateral surface, drive block (8) is positioned at the right-hand member of arc pawl axle (7), and be in the right outside of clutch gear (5), drive block (8) also can rotate around it with fastening linking to each other of the right-hand member of arc pawl axle (7), in clutch gear (5), arc pawl (4) is sleeved on arc pawl axle (7) and upward meshes with flat key (6) connection and with drum shaft (3), spring (9) one ends connect drive block (8), the other end connects hanging column (10), the left end of dowel bar (11) is packed on the drive block (8), the other end is installed in the waist shaped hole (34) on the plate gear (16), tooth bar (12) is positioned at rack tube (13), and rack tube (13) is provided with groove (36), handle (14) is housed on the tooth bar (12) stretches out groove (36).

2, manual portable material recovery winch according to claim 1, it is characterized in that described left support abutment (29) and right support abutment (26) are fixed on the base (28), case lid (24) is fixed on the right side of right support abutment (26), cover plate (15) is fastened on the case lid (24), rack tube (13) is located on the cover plate (15), is respectively equipped with bearing (1) on left support abutment (29) and right support abutment (26).

3, manual portable material recovery winch according to claim 1, it is characterized in that described pawl axis (19) is fixed on case lid (24) and goes up and stretch out outside the case lid (24), pawl axis (19) is provided with ratchet (20), ratchet (20) and ratchet (21) engagement, ratchet (21) is positioned at the right-hand member of shaft gear (18), interconnects by flat key (22).

4, manual portable material recovery winch according to claim 1, it is characterized in that described dual gear (23) one ends are fixed on the right support abutment (26), the other end is fixed on the case lid (24), its left end and clutch gear (5) engagement, right-hand member and shaft gear (18) engagement, drum shaft (3) between left support abutment (29) and the right support abutment (26) is provided with two cylinder baffle plates (2), and is tied with rope (35).

5, manual portable material recovery winch according to claim 1, the left end that it is characterized in that described drum shaft (3) is positive six square toes, the right-hand member of ratchet (21) also is identical positive six square toes.