CN220811685U

CN220811685U - Quick winding and unwinding winch

Info

Publication number: CN220811685U
Application number: CN202322740372.5U
Authority: CN
Inventors: 翁羽
Original assignee: Ningbo Liangli Machinery Co ltd
Current assignee: Ningbo Liangli Machinery Co ltd
Priority date: 2023-10-12
Filing date: 2023-10-12
Publication date: 2024-04-19
Anticipated expiration: 2033-10-12

Abstract

The application discloses a quick winding and unwinding winch, which comprises a winch body and a hand piece for winding and unwinding ropes, wherein the hand piece comprises a gear transmission part connected with the winch body and a rocker, the rocker comprises a first rod part, a second rod part and a handheld piece, the first rod part and the second rod part are movably connected, a limiting part is formed between the first rod part and the second rod part when the first rod part and the second rod part are moved to a use position, and the limiting part is suitable for preventing the first rod part and the second rod part in the use position from rotating relatively, and the first rod part and the second rod part are folded and stored when the winch is retracted. The rocker is composed of two parts, the two parts can be folded and stored, the occupied space is reduced, and meanwhile, relative rotation between the two parts can be prevented through the arrangement of the limiting part during use, so that the normal wire winding and unwinding functions are not affected.

Description

Quick winding and unwinding winch

Technical Field

The application relates to the technical field of winches, in particular to a quick winding and unwinding winch.

Background

The winch is a vertically arranged reel rotated by manpower or mechanical power, and horizontally winds a flexible member (a wire rope, a chain, etc.) to complete traction operation, and is commonly used for carrying work. Existing winches are generally divided into a manual winch and an electric winch. A manual winch is a machine with a vertically mounted drum that is powered to wind up but not store a rope. The structure of the manual winch commonly used at present is very simple, namely, by shaking a handle, a pinion drives a large gear to roll a steel wire rope on the large gear, and a pawl and ratchet wheel is used for forming a locking structure to prevent the large gear from reversing.

The rocker part of the existing winch is generally of a fixed design, cannot be folded, occupies a large space for storage and transportation, is easy to collide with other objects in the space, and causes abrasion of the rocker part and the joint of the rocker part and the shaft part, so that the service life is reduced.

Disclosure of Invention

The application aims to provide a quick winding and unwinding winch capable of reducing occupied space during storage.

In order to achieve the above purpose, the application adopts the following technical scheme: the utility model provides a receive and release capstan winch fast, includes the capstan winch body and is used for the hand piece that the rope received and released, hand piece include with capstan winch body coupling's gear drive portion and rocker, the rocker includes first pole portion, second pole portion and hand piece, first pole portion with second pole portion swing joint, and be formed with spacing portion between the two when moving to the use position, spacing portion is suitable for preventing under the use position first pole portion with relative rotation takes place for the second pole portion, when packing up, first pole portion with second pole portion is folding to be accomodate.

Preferably, the second lever portion includes a lever shaft portion and a stopper, the first lever portion includes a long groove, the lever shaft portion passes through the long groove, the stopper makes the lever shaft portion limited in the long groove to slide, a clamping structure is formed between the lever shaft portion and a side wall of the long groove, when the second lever portion rotates to a use state along the lever shaft portion, the second lever portion is pulled to slide to one end of the long groove, and at this time, the lever shaft portion is limited by the clamping structure to prevent the lever shaft portion from continuing to rotate.

Preferably, the shaft portion includes a detent mating portion, and the detent mating portion and the detent portion are adapted to form a concave-convex mating, so as to prevent relative rotation between the first shaft portion and the second shaft portion.

Preferably, the winch body comprises an outer shell, a roller for winding and unwinding, a first shaft part connected with the hand-operated part and a second shaft part for tensioning a rope, the first shaft part extends out of the outer shell, the first rod part is mounted on the first shaft part, a second gear is arranged on the inner side of the first shaft part, the roller is provided with a first gear, the second gear rotates when the first shaft part rotates to drive the first gear to rotate, the roller rotates, the rope winding and unwinding are completed, the first shaft part extends out of the first rod part when the winch is mounted, a notch matched with the first shaft part is formed in the second shaft part, and the notch is clamped with the first shaft part when the second shaft part is stored.

Preferably, a stop is disposed at an outer edge of the notch, the outer width of the notch is smaller than the inner width of the notch when the stop is made of rubber, the stop is suitable for deformation when the notch is clamped into the first shaft, and the stop is suitable for preventing the second rod from being separated from the first shaft after the notch is matched with the first shaft.

Preferably, the hand piece is hinged to the tail end of the second rod portion, and when the hand piece is stored, the second rod portion and the first rod portion are folded, and then the hand piece rotates to rotate towards the inner side of the winch body for storage.

Preferably, the front surface of the second rod portion is provided with a mounting groove, the first rod portion is provided with a mounting convex portion, the mounting convex portion is inserted into the mounting groove to form interference fit during mounting, so that the second rod portion is fixedly connected with the first rod portion, and the mounting groove and the mounting convex portion form the limiting portion after mounting.

Preferably, the mounting groove and the mounting protrusion are each provided with one, and both of them are non-circular in cross section.

As another preferable aspect, the mounting groove and the mounting projection are both provided with two.

Preferably, the second shaft portion is provided with a locking structure in the range of the outer case.

Compared with the prior art, the application has the beneficial effects that:

The rocker is composed of two parts, namely the first rod part and the second rod part, the two parts can be folded, and meanwhile, the two parts can be prevented from relative rotation through the arrangement of the limiting part when in use, so that the normal wire winding and unwinding functions are not affected; when folding the rocker and accomodating, easy operation, swift also can install fast when using to satisfy the purpose of quick receive and releases.

Drawings

Fig. 1 is a schematic diagram of a prior art winch.

Fig. 2 is a schematic view of the structure of the winch modified according to the present application.

Fig. 3 is a schematic view of the winch according to the present application in a housed state.

Fig. 4 is an enlarged schematic view of the first shaft portion and a part of its structure.

Fig. 5 is an enlarged schematic view of the second shaft portion and a part thereof.

FIG. 6 is a schematic view of a first shank portion and a second shank portion in section at a location where the first shank portion and the second shank portion meet.

Fig. 7 is a schematic view of the structure of the locking structure in one case.

Fig. 8 is a schematic view of the structure of the locking structure in another case.

In the figure: 1. a hook; 2. a rope; 3. an outer housing; 4. a roller; 5. a first gear; 6. a rocker; 7. a first lever portion; 8. a second lever portion; 9. a notch; 10. a hand piece; 11. a locking structure; 11a, a first site of action; 11b, a second site of action; 12. a mounting groove; 13. a first shaft portion; 14. a second shaft portion; 15. a hinge shaft; 16. a long groove; 17. a clamping part; 18. a rod shaft portion; 19. a clamping matching part; 20. a limiting block; 21. and a second gear.

Detailed Description

The present application will be further described with reference to the following specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.

In the description of the present application, it should be noted that, for the azimuth words such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present application and simplifying the description, and it is not to be construed as limiting the specific scope of protection of the present application that the device or element referred to must have a specific azimuth configuration and operation.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

The terms "comprises" and "comprising," along with any variations thereof, in the description and claims, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Examples:

Referring to fig. 1-8, this embodiment provides a quick winding and unwinding winch, including a winch body and a hand-operated member for winding and unwinding rope 2, the outermost end of rope 2 is provided with hook 1, the hand-operated member includes a gear transmission portion connected with the winch body and rocker 6, the winch body includes an outer housing 3, a roller 4 for winding and unwinding, a first shaft portion 13 for connecting with the hand-operated member and a second shaft portion 14 for tensioning rope 2, wherein the bottom of the outer housing 3 is generally provided with a mounting groove 12, the winch is integrally mounted at a mounting position by the mounting groove 12 in cooperation with a fixing member such as a bolt, the first shaft portion 13 extends out of the outer housing 3, the first shaft portion 7 is mounted on the first shaft portion 13, the inner side of the first shaft portion 13 is provided with a second gear 21, the roller 4 is provided with a first gear 5, the first gear 5 and the second gear 21 cooperate to form the gear transmission portion described above, and the second gear 21 rotates when rotating the first shaft portion 13, so as to drive the first gear 5 to rotate, and further enable the roller 4 to rotate, thereby completing winding and unwinding rope 2, and generally wire rope 2. The rocker 6 comprises a first rod part 7, a second rod part 8 and a hand piece 10, the first rod part 7 and the second rod part 8 are movably connected, a limiting part is formed between the first rod part 7 and the second rod part 8 when the first rod part 7 and the second rod part 8 are moved to a use position, the limiting part is suitable for preventing the first rod part 7 and the second rod part 8 from rotating relatively in the use position, and when the rocker is retracted, the first rod part 7 and the second rod part 8 are folded and retracted, so that the winch can occupy smaller volume when in retraction, as shown in fig. 1, the existing winch is easy to collide in the transportation process if the rocker 6 is not detached due to longer part of the rocker 6, thereby causing the abrasion of the winch and the connection part of a shaft part connected with the rocker 6, and further causing the reduction of the service life; in the embodiment, the rocker 6 is composed of two parts, the two parts can be folded, and meanwhile, relative rotation between the two parts can be prevented through the arrangement of the limiting part when the device is used, so that the normal wire winding and unwinding functions are not affected; when folding rocker 6 accomodates, easy operation, swift also can install fast when using to satisfy the purpose of quick receive and releases.

As shown in fig. 3 to 6, the second rod 8 includes a rod shaft 18 and a limiting block 20, the first rod 7 includes a long groove 16, the rod shaft 18 passes through the long groove 16, the limiting block 20 limits the rod shaft 18 in the long groove 16 for sliding, a clamping structure is formed between the rod shaft 18 and a side wall of the long groove 16, when the second rod 8 rotates along the rod shaft 18 to a using state, the second rod 8 is pulled to slide to one end of the long groove 16, and at this time, the rod shaft 18 is limited by the clamping structure to prevent the rod shaft 18 from continuing to rotate.

As shown in fig. 5, the lever shaft 18 includes a detent mating portion 19, as shown in fig. 4, a detent portion 17 is disposed in the elongated slot 16, and the detent mating portion 19 and the detent portion 17 are adapted to form a concave-convex mating to prevent relative rotation between the first lever 7 and the second lever 8, wherein the detent portion 17 may be a bump/recess, and the corresponding detent mating portion 19 may be a recess/bump.

As shown in fig. 2 and 3, the first shaft portion 13 extends out of the first shaft portion 7 during installation, the second shaft portion 8 is provided with a notch 9 that mates with the first shaft portion 13, and the notch 9 engages with the first shaft portion 13 when the second shaft portion 8 is stored.

As shown in fig. 3, a stop is arranged at the outer edge of the notch 9, the outer width of the notch 9 is smaller than the inner width when the stop is made of rubber, the stop is suitable for deformation when the notch 9 is clamped into the first shaft 13, and the stop is suitable for preventing the second rod 8 from being separated from the first shaft 13 after the notch 9 is matched with the first shaft 13, so that the storage state is stable; the stop is not given reference numerals and its actual position may refer to the position pointed by the arrow denoted by reference numeral 9 in fig. 3, and the stop may be a rubber cylinder with a triangular cross section, so that the shape of the notch 9 with an outer side width smaller than an inner side width may be formed.

In this embodiment, the hand piece 10 is hinged to the end of the second rod portion 8, wherein the hinge shaft 15 of the hand piece 10 is not shown in the figure, but it is not affected to understand that specific rotation can refer to the hand piece 10 as shown in fig. 2 to change the hand piece 10 as shown in fig. 3, and when the hand piece 10 is folded with the first rod portion 7, the hand piece 8 is rotated towards the inner side of the winch body to rotate and store, so as to further reduce the occupied area of the winch when being stored, and meanwhile, due to the inward turning of the hand piece 10, the hand piece 10 is not easy to interfere with other objects in the storage space.

Another mounting structure of the first and second bars 7, 8 is proposed: the front surface of the second rod part 8 is provided with an installation groove, the first rod part 7 is provided with an installation convex part, the installation convex part is inserted into the installation groove to form interference fit during installation, so that the second rod part 8 is fixedly connected with the first rod part 7, and the installation groove and the installation convex part form a limit part after installation, so that the structure principle is simple, but the operation is simple without the first implementation mode of the first type through the rod shaft part 18 and the long groove 16, the clamping part 17 and the clamping matching part 19; when the second rod part 8 is stored, the second rod part 8 is removed, the installation groove and the installation convex part are matched after the second rod part 8 rotates 180 degrees, and the operation is relatively complicated.

In order to ensure that the above-mentioned limiting portion can prevent the first rod portion 7 and the second rod portion 8 from rotating relatively, the following two preferred schemes are provided:

(1) The mounting groove and the mounting convex part are both provided with one, and the sections of the mounting groove and the mounting convex part are non-circular, so that the first rod part 7 and the second rod part 8 can not rotate relatively after the mounting groove and the mounting convex part are matched.

(2) The mounting groove and the mounting convex are both provided with two, and in this case, the cross sections of the mounting groove and the mounting convex are not limited, and the normal function is not affected even if the mounting groove and the mounting convex are circular.

In this embodiment, as shown in fig. 7 and 8, the second shaft portion 14 is provided with a locking structure 11 within the range of the outer housing 3, and generally includes two action sites, namely a first action site 11a and a second action site 11b shown in fig. 7 and 8, and the locking structure 11 is a structure formed by matching a ratchet, a pawl and a spring, so as to prevent the wire rope from being reversed when the wire rope is stopped from being wound and unwound, and the specific use principle thereof is the prior art, so that the description thereof is omitted.

The foregoing has outlined the basic principles, features, and advantages of the present application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present application, and various changes and modifications may be made therein without departing from the spirit and scope of the application, which is defined by the appended claims. The scope of the application is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a receive and release capstan winch fast, includes the capstan winch body and is used for the hand piece that the rope received and released, hand piece include with capstan winch body coupling's gear drive portion and rocker, its characterized in that, the rocker includes first pole portion, second pole portion and hand piece, first pole portion with second pole portion swing joint, and be formed with spacing portion between the two when moving to the use position, spacing portion is suitable for preventing under the use position first pole portion with relative rotation takes place for the second pole portion, when packing up, first pole portion with second pole portion is folding to be accomodate.

2. The quick release winch of claim 1, wherein the second lever portion includes a lever shaft portion and a stopper, the first lever portion includes a slot, the lever shaft portion passes through the slot, the stopper limits the lever shaft portion to slide in the slot, a detent structure is formed between the lever shaft portion and a side wall of the slot, and when the second lever portion rotates along the lever shaft portion to a use state, the second lever portion is pulled to slide to one end of the slot, and at this time, the lever shaft portion is limited by the detent structure to prevent the lever shaft portion from continuing to rotate.

3. The quick release winch of claim 2, wherein the shaft portion includes a detent engagement portion, the detent engagement portion and the detent portion being adapted to form a male-female engagement to prevent relative rotation between the first and second shaft portions.

4. The quick release winch according to claim 2, wherein the winch body comprises an outer shell, a roller for winding and unwinding, a first shaft part for connecting with a hand-operated member and a second shaft part for tensioning a rope, the first shaft part extends out of the outer shell, the first rod part is mounted on the first shaft part, a second gear is arranged on the inner side of the first shaft part, the roller is provided with a first gear, the second gear rotates when the first shaft part rotates to drive the first gear to rotate, the roller rotates to complete winding and unwinding of the rope, the first shaft part extends out of the first rod part when mounted, a notch matched with the first shaft part is arranged on the second shaft part, and the notch is clamped with the first shaft part when the second shaft part is stored.

5. The winch of claim 4, wherein a stopper is provided at an outer edge of the notch, the outer width of the notch is smaller than the inner width when the stopper is made of rubber, the stopper is adapted to deform when the notch is clamped into the first shaft, and the stopper is adapted to prevent the second rod from being separated from the first shaft after the notch is matched with the first shaft.

6. The quick release winch of claim 1, wherein the hand piece is hingedly mounted at the end of the second pole, and when stowed, the second pole is folded over the first pole, and then the hand piece is rotated toward the inside of the winch body for stowing.

7. The quick release winch of claim 1, wherein the front face of the second lever portion is provided with a mounting groove, the first lever portion is provided with a mounting protrusion, the mounting protrusion is inserted into the mounting groove to form an interference fit during mounting, so that the second lever portion is fixedly connected with the first lever portion, and the mounting groove and the mounting protrusion form the limiting portion after mounting.

8. The quick reel as recited in claim 7, wherein the mounting recess and the mounting boss are each provided with one and both are non-circular in cross-section.

9. The quick reel as recited in claim 7, wherein the mounting recess and the mounting boss are each provided with two.

10. The quick reel as recited in claim 4, wherein the second shaft portion is provided with a locking structure within the confines of the outer housing.