WO2024103971A1

WO2024103971A1 - Portable winch

Info

Publication number: WO2024103971A1
Application number: PCT/CN2023/121463
Authority: WO
Inventors: 张宇雄; 陈宣林; 纳智敏; 时峰; 张海东; 兰兴伟; 冯文斐; 湛留洋; 张方磊; 方永付; 王红生; 张锦涛; 陈刚
Original assignee: 云南电网有限责任公司曲靖供电局
Priority date: 2022-11-14
Filing date: 2023-09-26
Publication date: 2024-05-23
Also published as: CN218879283U

Abstract

Disclosed in the present utility model is a portable winch, mainly applied in the technical field of winches rotated by means of manually outputted power, and comprising a six-point socket, a ball bearing, a gear ring, a sun gear, a self-locking knob plunger, a main shaft fixing ring, a transmission shaft, a main shaft support, a first planet gear, a first auxiliary gear, a second planet gear, a second auxiliary gear, a dustproof clamping seat, a rope rotating sleeve, a first rope chuck, a rope guide block, a second rope chuck, a rope sliding block, and a dustproof cover. The six-point socket is inserted into the transmission shaft; the main shaft fixing ring is detachably connected to the main shaft support, and the main shaft fixing ring and the main shaft support are coaxial; the six-point socket and the transmission shaft are respectively mounted in the main shaft fixing ring and the main shaft support; and a bearing is provided between the transmission shaft and the main shaft support. The portable winch of the present utility model has a compact structure, is scientific and reasonable in design, easy to use and convenient to operate, and has low costs, thereby effectively improving the working efficiency of operators, and preventing objects from sliding up and down during lifting and lowering the objects.

Description

A portable capstan

Technical Field

The utility model relates to the technical field of artificial output power rotary capstans, in particular to a portable capstan.

Background technique

During power maintenance operations, it is necessary to transfer a variety of operating tools and replacement parts to the operating point. Insulating ropes are usually used for the operation. However, some replacement parts are heavy, such as insulator strings. It takes a lot of physical effort to lift them manually, which can easily lead to safety accidents. Although existing capstans can solve the above problems, they do not have the function of mechanical transmission output power when putting down damaged components. The operator has to manually loosen the tail rope to put down the components, which is inconvenient to use. There is an urgent need for a capstan that can rotate forward or reverse to lift and put down operating tools and replace spare parts.

Utility Model Content

The utility model provides a portable capstan, which solves the problem that the existing capstan cannot output power by forward rotation or reverse rotation.

The technical scheme of the utility model is: a portable capstan grinder, including a hexagonal sleeve, a ball bearing, a gear ring, a sun gear, a self-locking knob plunger, a spindle fixing ring, a transmission shaft, a spindle bracket, a first planetary gear, a first auxiliary wheel, a second planetary gear, a second auxiliary wheel, a dustproof clamping seat, a rope rotating sleeve, a first rope chuck, a rope guide block, a second rope chuck, a rope slider, and a dust cover. The hexagonal sleeve is inserted into the transmission shaft, the spindle fixing ring and the spindle bracket are detachably connected, and the two are coaxial. The hexagonal sleeve and the transmission shaft are installed with the spindle fixing ring and the spindle A bearing is arranged inside the bracket between the transmission shaft and the main shaft bracket, a cross protrusion is arranged at the bottom of the main shaft bracket, a through hole is arranged at the end of the cross protrusion, the through hole on the opposite side is aligned with the threaded hole at the bottom of the dust-proof clamping seat, and is fixedly connected by bolts, and the through hole on the other side is aligned with the threaded hole on the top of the transmission shaft of the first planetary gear and the second auxiliary wheel, and is fixedly connected by bolts, the transmission shaft extends from the main shaft bracket, and the end is connected to the sun gear, a bearing is arranged between the bottom of the sun gear and the dust-proof clamping seat, the first auxiliary wheel and the second auxiliary wheel are meshed with the sun gear, and the first auxiliary wheel, The second auxiliary wheel is symmetrically arranged relative to the sun wheel, the first planetary wheel is coaxially arranged on the top of the first auxiliary wheel, the second planetary wheel is coaxially arranged on the top of the second auxiliary wheel, a bearing is arranged between the first auxiliary wheel transmission shaft and the dustproof clamping seat, a bearing is arranged between the second auxiliary wheel transmission shaft and the dustproof clamping seat, the first planetary wheel and the second planetary wheel are meshed with the gear ring, the outer part of the main shaft bracket is sleeved with a rope rotating sleeve, a ball bearing is arranged between the main shaft bracket and the rope rotating sleeve, the rope rotating sleeve is horn-shaped, a plurality of through holes are arranged at the bottom, the inner side of the through hole is fixedly connected to the gear ring, the dustproof clamping seat is provided with a threaded hole, a self-locking knob plunger is installed in the threaded hole, and the self-locking knob plunger is coaxial with the bottom through hole of the rope rotating sleeve, the first rope chuck and the second rope chuck are clamped, the first rope chuck, the second rope chuck are connected to the rope rotating sleeve by bolts, the rope slider is bolted to the main shaft fixing ring, a rope guide block is arranged at the tail of the rope slider, and a dust cover is arranged between the hexagonal sleeve and the rope slider.

Preferably, the dustproof clamping seat is cast from steel.

Preferably, the rope rotating sleeve is made of aluminum alloy material.

Preferably, the first rope twisting chuck, the second rope twisting chuck and the rope slider are made of engineering plastics.

Preferably, a quick connection device is provided at the bottom of the dustproof clamping seat.

Principle of the utility model: In the utility model, a hand crank or an electric ratchet wrench is used to connect with the hexagonal socket, and a rotational torque is applied to the hexagonal socket, and the hexagonal socket drives the transmission shaft to rotate, and the transmission shaft finally transmits the rotational torque to the sun gear, and the sun gear transmits the torque to the first auxiliary wheel and the second auxiliary wheel, and the first planetary wheel and the second planetary wheel coaxial with the first auxiliary wheel and the second auxiliary wheel rotate, and then drive the ring gear to rotate. Since the first planetary wheel, the first auxiliary wheel, the second planetary wheel, and the second auxiliary wheel are fixed in position and can only rotate on their own, the ring gear can realize orbital revolution, and the ring gear is fixedly connected to the rope rotating sleeve. Therefore, as long as a rotational torque is applied through the hexagonal socket, the rope rotating sleeve can be driven to rotate, so as to achieve the purpose of tightening the insulating rope. A self-locking knob plunger is set on the edge of the dustproof clamping seat. It is pulled out and rotated 90°, and the lock head at its end pops out, and the lock head is inserted into the through hole at the bottom of the rope rotating sleeve to achieve locking. During the process of lifting objects, it enters the locked state; if you want to unlock it, rotate it 90° and then retract the lock head, which can drive the hexagonal sleeve to realize the forward or reverse rotation of the rope rotating sleeve to lift or put down the object.

The technical problem to be solved by the utility model is to provide a portable capstan, by arranging a self-locking knob plunger on the edge of a dustproof clamping seat and a through hole at the bottom of a rope rotating sleeve, the rope rotating sleeve can be locked or unlocked, and the problem that the capstan cannot output power in forward or reverse rotation can be solved.

The beneficial effects of the utility model are as follows: a portable capstan has a compact structure, a scientific and reasonable design, is easy to use, convenient to operate, and has a low cost, and effectively improves the work efficiency of operators and avoids objects from sliding up and down when lifting and putting down objects.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a three-dimensional cross-sectional view of the utility model;

Figure 2 is an exploded schematic diagram of the utility model;

In the figure, 1-hexagonal sleeve, 2-spindle fixing ring, 3-transmission shaft, 4-ball bearing, 5-spindle bracket, 6-gear ring, 7-first planetary gear, 8-first auxiliary gear, 9-sun gear, 10-second planetary gear, 11-second auxiliary gear, 12-dustproof clamping seat, 13-self-locking knob plunger, 14-rope rotating sleeve, 15-first rope chuck, 16-rope guide block, 17-second rope chuck, 18-rope slider, 19-dustproof cover.

Detailed ways

The specific implementation of the utility model is as follows: as shown in Figures 1 and 2, a portable capstan includes a hexagonal sleeve 1, a ball bearing 4, a gear ring 6, a sun gear 9, a self-locking knob plunger 13, a spindle fixing ring 2, a transmission shaft 3, a spindle bracket 5, a first planetary gear 7, a first auxiliary wheel 8, a second planetary gear 10, a second auxiliary wheel 11, a dustproof clamping seat 12, a rope rotating sleeve 14, a first rope chuck 15, a guide rope block 16, a second rope chuck 17, a rope slider 18, and a dust cover 19. The hexagonal sleeve 1 is inserted into the transmission shaft 3, the spindle fixing ring 2 and the spindle bracket 5 are detachably connected, and the two are coaxial. The hexagonal sleeve 1 and the transmission shaft 3 are installed in the spindle fixing ring 2 and the spindle bracket 5, and a bearing is arranged between the transmission shaft 3 and the spindle bracket 5. A cross protrusion is arranged at the bottom of the spindle bracket 5, and a through hole is arranged at the end of the cross protrusion. The through hole on the opposite side is aligned with the threaded hole at the bottom of the dustproof clamping seat 12, and is fixedly connected by bolts. The through hole on the other side is aligned with the threaded holes on the top of the transmission shafts of the first planetary gear 7 and the second auxiliary wheel 11, and are fixedly connected by bolts. The transmission shaft 3 extends from the main shaft bracket 5, and the end is connected to the sun gear 9. A bearing is arranged between the bottom of the sun gear 9 and the dustproof clamping seat 12. The first auxiliary wheel 8 and the second auxiliary wheel 11 are meshed with the sun gear 9. The first auxiliary wheel 8 and the second auxiliary wheel 11 are symmetrically arranged relative to the sun gear 9. The first planetary gear 7 is coaxially arranged on the top of the first auxiliary wheel 8, and the second planetary gear 10 is coaxially arranged on the top of the second auxiliary wheel 11. A bearing is arranged between the transmission shaft of the first auxiliary wheel 8 and the dustproof clamping seat 12, and a bearing is arranged between the transmission shaft of the second auxiliary wheel 11 and the dustproof clamping seat 12. The first planetary gear 7 and the second planetary gear 10 are meshed with the ring gear 6. The main shaft support 5 is externally sleeved with a rope rotating sleeve 14, a ball bearing 4 is arranged between the main shaft support 5 and the rope rotating sleeve 14, the rope rotating sleeve 14 is trumpet-shaped, and a plurality of through holes are arranged at the bottom, the inner side of the through hole is fixedly connected to the gear ring 6, the dustproof clamping seat 12 is provided with a threaded hole, a self-locking knob plunger 13 is installed in the threaded hole, the self-locking knob plunger 13 is coaxial with the bottom through hole of the rope rotating sleeve 14, the first rope chuck 15 and the second rope chuck 17 are clamped, the first rope chuck 15 and the second rope chuck 17 are connected to the rope rotating sleeve 14 by bolts, the rope slider 18 is bolted to the main shaft fixing ring 2, a rope guide block 16 is arranged at the tail of the rope slider 18, and a dust cover 19 is arranged between the hexagonal sleeve 1 and the rope slider 18.

The use process of the utility model is as follows: during operation, first, the middle part of the insulating rope is fixed to the operation site through the fixed pulley, one end of the insulating rope is used to lift the heavy object, and the other end is wound around the rope rotating sleeve 14 for three to four turns, and then passes through the tail of the rope slider 18 through the first rope chuck 15 and the second rope chuck 17 and then hangs naturally; then, the hand crank handle or electric ratchet wrench is clamped with the hexagonal sleeve 1, the self-locking knob plunger 13 is pulled out and rotated 90°, the locking head at the end is retracted, and the lock is released, and the ground personnel can lift the heavy object to the operation site or in front of the operator by hand cranking the handle or starting the ratchet wrench, and then the self-locking knob plunger 13 is rotated 90°, the locking head at the end pops out, and the locking head at the front end of the self-locking knob plunger 13 is inserted into the through hole at the bottom of the rope rotating sleeve 14 to enter a locked state, preventing the heavy object from sliding up and down when it is lifted to a high place, and there is no need for the ground personnel to perform other operations to keep the heavy object from sliding up and down.

Specifically, the dustproof clamping seat 12 is made of forged steel. The dust clamping seat 12 has good bending resistance, so that the utility model does not deform when subjected to huge shearing force.

Specifically, the rope rotating sleeve 14 is made of aluminum alloy material. The rope rotating sleeve 14 made of aluminum alloy material is light in weight and high in strength, which reduces the physical labor of operators.

Specifically, the first rope chuck 15, the second rope chuck 17, and the rope slider 18 are made of engineering plastics, which further reduce the weight of the utility model, are lightweight, and are easy to carry.

Specifically, as shown in Fig. 2, a quick connection device is provided at the bottom of the dustproof clamping seat 12. The quick connection device is convenient for fixing the utility model on an iron tower or an angle steel.

The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

A portable capstan grinder comprises a hexagonal sleeve (1), a ball bearing (4), a gear ring (6), a sun gear (9), and a self-locking knob plunger (13), and is characterized in that it also comprises a spindle fixing ring (2), a transmission shaft (3), a spindle bracket (5), a first planetary gear (7), a first auxiliary gear (8), a second planetary gear (10), a second auxiliary gear (11), a dustproof clamping seat (12), a rope rotating sleeve (14), a first rope chuck (15), a rope guide block (16), a second rope chuck (17), a rope slider (18), and a dustproof cover (19). The hexagonal sleeve (1) is inserted into the transmission shaft (3), and the spindle fixing ring (2) and the spindle bracket (5) can be connected to each other. The two are coaxial, the hexagonal sleeve (1) and the transmission shaft (3) are installed in the spindle fixing ring (2) and the spindle bracket (5), a bearing is arranged between the transmission shaft (3) and the spindle bracket (5), a cross protrusion is arranged at the bottom of the spindle bracket (5), a through hole is arranged at the end of the cross protrusion, the through hole on the opposite side is aligned with the threaded hole at the bottom of the dustproof clamping seat (12), and is fixedly connected by bolts, the through hole on the other side is aligned with the threaded hole at the top of the transmission shaft of the first planetary gear (7) and the second auxiliary gear (11), and is fixedly connected by bolts, the transmission shaft (3) extends from the spindle bracket (5), the end is connected to the sun gear (9), and the bottom of the sun gear (9) is connected to the dustproof clamping seat (12). A bearing is arranged between the first auxiliary wheel (8) and the second auxiliary wheel (11), the first auxiliary wheel (8) and the second auxiliary wheel (11) are meshed with the sun wheel (9), the first auxiliary wheel (8) and the second auxiliary wheel (11) are symmetrically arranged relative to the sun wheel (9), the first auxiliary wheel (8) and the second auxiliary wheel (11) are coaxially arranged on the top of the first auxiliary wheel (8), the second planetary wheel (10) is coaxially arranged on the top of the second auxiliary wheel (11), a bearing is arranged between the transmission shaft of the first auxiliary wheel (8) and the dustproof clamping seat (12), a bearing is arranged between the transmission shaft of the second auxiliary wheel (11) and the dustproof clamping seat (12), the first planetary wheel (7) and the second planetary wheel (10) are meshed with the gear ring (6), and the outer sleeve of the main shaft support (5) is rope-connected A rope rotating sleeve (14) is provided between the main shaft support (5) and the rope rotating sleeve (14), the rope rotating sleeve (14) is trumpet-shaped, and a plurality of through holes are provided at the bottom, and a gear ring (6) is fixedly connected to the inner side of the through hole, the dustproof clamping seat (12) is provided with a threaded hole, and a self-locking knob plunger (13) is installed in the threaded hole, and the self-locking knob plunger (13) is coaxial with the bottom through hole of the rope rotating sleeve (14), the first rope chuck (15) and the second rope chuck (17) are clamped, and the first rope chuck (15), the second rope chuck (17) and the rope rotating sleeve (14) are connected by bolts, and the rope slider (18) is connected to the main shaft support (5). The shaft fixing ring (2) is connected by bolts, a rope guide block (16) is arranged at the tail of the rope slider (18), and a dust cover (19) is arranged between the hexagonal sleeve (1) and the rope slider (18).
The portable capstan according to claim 1 is characterized in that the dustproof clamping seat (12) is cast from steel.
The portable capstan according to claim 1 is characterized in that the rope rotating sleeve (14) is made of aluminum alloy.
The portable capstan according to claim 1 is characterized in that the first rope chuck (15), the second rope chuck (17) and the rope slider (18) are made of engineering plastics.
The portable capstan according to claim 1 is characterized in that a quick connection device is provided at the bottom of the dustproof clamping seat (12).