CN211919099U - Rope pulling device - Google Patents

Abstract

The utility model relates to a rope pulling device technical field, and a rope pulling device is disclosed, which comprises a frame, the surface of frame is equipped with a pair of ear spare, wear to be equipped with rotatable tensioning axle between the ear spare, tensioning axle's middle part has the threading groove, tensioning axle's both ends all are fixed with the card wheel, a plurality of bayonet sockets have been seted up along the equidistance of circumferencial direction in the outside of card wheel, it has fixture block one and fixture block two to distribute the joint in two bayonet sockets of card wheel, fixture block one all is equipped with domaticly with one side of fixture block two, two domaticly are reverse settings along the circumferencial direction of card wheel, fixture block one is parallel with domatic relative side and the inner wall that corresponds the position bayonet socket, the handle outside the tensioning axle is located to fixed with the cover in one side of fixture block one, the handle is equipped with the cover between rather than the adjacent ear spare and locates the spring in the tensioning axle outside. The utility model relates to an ingenious, simple structure, size are less, very big reduction use cost, have stronger using value.

Description

Rope pulling device

Technical Field

The utility model relates to a stay cord ware technical field specifically is a stay cord ware.

Background

The rope pulling device is taken as the tightening means of a rope belt class object, the wide application with bind and support in the use scene of binding, for example, when binding scattered object, it is comparatively inconvenient that artifical manual knot is made, can use the rope pulling device to realize quick effectual tying the rope belt, for example again in trees strutting arrangement, also adopt the rope pulling device to tighten up the rope belt of binding fixed trees, then utilize the fixed rope pulling device of supporting mechanism, can effectively support trees, at present, current rope pulling device structure is comparatively complicated, use cost is higher, therefore, need further improvement, with the using value who improves the rope pulling device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stay cord ware through simple structural design and stable taut effect, solves the complicated technical problem of stay cord ware structure among the prior art.

In order to achieve the above object, the utility model discloses a main technical scheme include:

the utility model provides a rope puller, which comprises a frame, the surface of frame is equipped with a pair of ear, wear to be equipped with rotatable straining shaft between the ear, the middle part of straining shaft has the wire rope handling groove, the both ends of straining shaft all are fixed with the card wheel, a plurality of bayonet sockets have been seted up to the outside of card wheel equidistant along the circumferencial direction, the distribution joint has fixture block one and fixture block two in the bayonet socket of two card wheels, fixture block one all is equipped with domaticly with one side of fixture block two, two domaticly are reverse settings along the circumferencial direction of card wheel, fixture block one is parallel with domatic relative side and the inner wall that corresponds the position bayonet socket with the surface of fixture block two, one side of fixture block one is fixed with the cover and locates the outer handle of straining shaft, be equipped with the cover between handle and the adjacent ear rather than and locate the spring in the outside of.

Preferably, the earpiece is of unitary construction with the frame.

Preferably, the frame is channel-section steel form, and its intermediate position is incurved arc structure, is fixed with the protection cushion on the surface of its intermediate position, and the protection cushion is the rubber pad.

Preferably, the tightening shaft is generally cylindrical and the handle is rotatable relative to the tightening shaft.

Preferably, one end of the handle, which is far away from the tensioning shaft, is provided with a through hole.

Preferably, two rope threading holes are horizontally distributed on one side surface of the frame, which is opposite to the ear piece, and the width of each rope threading hole is not less than the thickness of the rope belt.

The utility model discloses possess following beneficial effect at least:

this rope pulling device is at taut fag end in-process, handle is rotated towards taut direction, the handle passes through the effect of spring and pastes tightly rather than adjacent disc, bayonet socket chucking through fixture block one and this disc provides drive power for taut axle winding fag end, meanwhile, another disc receives the domatic of the effect meeting synchronous rotation of drive power and process fixture block two, make fixture block two can not rotate it and form the hindrance, and with this, can realize the rotation of tensioning axle and constantly twine the fag end, realize the process of tightening up to the fag end, this rope pulling device overall structure is simple, design benefit, low in processing cost, small in size, has stronger using value.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic view of the second fixture block of the present invention.

[ description of reference ]

In the figure: 1: a frame; 2: an ear piece; 3: tensioning the shaft; 4: rope threading grooves; 5: clamping the wheel; 6: a bayonet; 7: a first clamping block; 8: a second clamping block; 9: a slope surface; 10: a handle; 11: a spring; 12: and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a rope pulling device, which comprises a frame 1, specifically, the frame 1 is in a channel steel shape, the middle position is in an inward curved arc structure, a protective rubber pad is fixed on the outer surface of the middle position for protecting the bark of trees, the surface of the frame 1 is provided with a pair of ear pieces 2, the ear pieces 2 and the frame 1 are in an integral structure, specifically, a gap in the shape of the ear piece 2 is cut on the frame 1, then the part in the shape of the ear piece 2 on the frame 1 is bent, the ear piece 2 can be formed, the integral structure between the ear piece 2 and the frame 1 is simple to process, materials are saved, the stability is good, a rotatable tensioning shaft 3 is arranged between the ear pieces 2, specifically, a through hole can be arranged on the ear piece 2 for the two ends of the tensioning shaft 3 to pass through, the middle part of the tensioning shaft 3 is provided with a rope passing groove 4, the two ends of the tensioning shaft 3 are both fixed with clamping wheels 5, the outer side of the clamping wheel 5 is provided with a plurality of bayonets 6 at equal intervals along the circumferential direction, a first clamping block 7 and a second clamping block 8 are distributed and clamped in the bayonets 6 of the two clamping wheels 5, concretely, one end of the tensioning shaft 3 penetrating through the side clamping wheel 5 is provided with a through fixing hole, then an iron wire is inserted into the fixing hole, the iron wire is bent to realize the fixation of the side clamping wheel 5 and the tensioning shaft 3, the clamping wheel 5 positioned on one side of the first clamping block 7 can be welded on the other end of the tensioning shaft 3, so that the stability is better, the clamping wheel can be detachably connected with the tensioning shaft 3 by adopting the fixing hole and the iron wire, one sides of the first clamping block 7 and the second clamping block 8 are both provided with slopes 9, the two slopes 9 are reversely arranged along the circumferential direction of the clamping wheel 5, one side surface of the first clamping block 7 and the second clamping block 8 opposite to the slopes 9 is parallel to the inner wall of, so that the first clamping block 7 and the second clamping block 8 respectively limit the two clamping wheels 5, and after the clamping wheels 5 are clamped, the clamping wheels 5 only can rotate towards the direction of tensioning the rope belt, one side of the first clamping block 7 is fixedly provided with a handle 10 sleeved outside the tensioning shaft 3, the tensioning shaft 3 is integrally cylindrical, the handle 10 can rotate relative to the tensioning shaft 3, one end of the handle 10 far away from the tensioning shaft 3 is provided with a through hole 12, the through hole 12 can be used for inserting a rod-shaped object, the labor-saving effect can be achieved by utilizing the lever principle, a spring 11 sleeved outside the tensioning shaft 3 is arranged between the handle 10 and the adjacent ear piece 2, the handle 10 is tightly attached to the clamping wheel 5 on one side by the elasticity of the spring 11, the first clamping block 7 is effectively clamped into the clamping opening 6, one side surface of the first clamping block 7 is parallel to one side inner wall of the clamping opening 6, the other side surface of the first clamping block 7 is provided with a slope 9, and the second clamping, when the handle 10 is rotated to tighten the rope, the slope 9 of the first clamping block 7 is located at the rear side relative to the side surface of the first clamping block 7 parallel to the inner wall of the bayonet 6 along the rotation direction of the handle 10, the first clamping block 7 is clamped with the bayonet 6 and kept in a clamping state under the elastic action of the spring 11, so that the first clamping block 7 drives the side clamping wheel 5 to rotate, meanwhile, the tightening shaft 3 drives the clamping wheel 5 located at one side of the second clamping block 8 to rotate, the clamping wheel 5 slides on the second clamping block 8 along the slope 9 of the second clamping block 8 and goes over the second clamping block 8 to rotate, in the process, the rope can be continuously wound by the rotation of the tightening shaft 3, the tightening effect of the rope is realized, then, when the handle 10 is rotated to the limit position once, the handle 10 is rotated reversely, the clamping wheel 5 located at one side of the second clamping block 8 has a reverse rotation trend, and at the same time, the rotation trend direction, the slope 9 on the second clamping block 8 is located in front of the side surface where the second clamping block 8 is parallel to the bayonet 6 on the second clamping wheel 5, the second clamping block 8 can always keep in a state of clamping the first clamping wheel 5, so that the second clamping wheel 5 cannot rotate reversely, and further the other clamping wheel 5 cannot rotate through the tightening shaft 3, at this time, the handle 10 rotating reversely can drive the first clamping block 7 to rotate, the first clamping block 7 can move from the bayonet 6 in the side clamping wheel 5 to the inner side of the side clamping wheel 5 under the guiding action of the slope 9 of the first clamping block 7, so that the handle 10 can rotate reversely, after the handle 10 rotates reversely, the handle 10 rotates forwards, so that the rope belt can be tightened again, especially, under the no external force action, the first clamping block 7 and the second clamping block 8 can automatically and effectively clamp and fix the clamping wheel 5, so as to have a stable and effective tightening effect on the rope belt, when the tightening shaft 3 is wound by the rope belt, one end of the rope needs to penetrate through the rope penetrating groove 4, then the two end ropes are attached together, when the tensioning shaft 3 rotates, one end of the rope can be wrapped inside the rope, the end of the rope can be fixed, the effect of tensioning the rope can be achieved along with the continuous rotation of the tensioning shaft 3, furthermore, the rope can be a high-strength nylon rope, certainly, other bendable objects similar to the rope can be achieved, the three clamping blocks 7 and the two clamping blocks 8 are respectively distributed at equal intervals along the circumferential direction of the two clamping wheels 5, so that in the rotation process of the handle 10, the spring 11 can be compressed, the clamping block 7 can pass through the inner side of the clamping wheel 5 on one side of the handle 10 and exert acting force on the clamping wheel 5, at the moment, the three clamping blocks 7 can realize uniform acting force on the inner surface of the clamping wheel 5, and the clamping wheel 5 on the side can be prevented from being deformed unevenly under stress, similarly, the three clamping blocks II 8 are arranged to prevent the clamping wheel 5 positioned on one side of the clamping blocks II 8 from being stressed unevenly and can prevent the clamping wheel 5 positioned on one side of the clamping blocks II 8 from being stressed unevenly, two rope penetrating holes which are horizontally distributed are formed in one side surface of the frame 1 opposite to the ear piece 2, the width of each rope penetrating hole is not smaller than the thickness of a rope belt, wherein when the rope belt is loosened, the clamping wheel 5 positioned on one side of the handle 10 is pushed to one side of the clamping blocks II 8 to separate the clamping blocks II 8 from the clamping wheel on the side, then the handle 10 is continuously pushed to the direction to enable the spring 11 to be continuously compressed to separate the clamping blocks I7 from the clamping wheel 5 on the side, at the moment, the clamping blocks I7 and the clamping blocks II 8 are respectively separated from the two clamping wheels 5, one of the clamping wheels 5 can be rotated reversely, the clamping wheels 5 can drive the tensioning shaft 3 to rotate reversely to release the rope belt, and the rope belt can be directly, the use cost is reduced more, especially in the support trees in-process, can be according to the growth cycle of trees, the rope belt is loosened to the right amount of real-time going on, does benefit to the growth and the shaping of trees more.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A rope puller comprising a frame (1), characterized in that: the surface of the frame (1) is provided with a pair of ear pieces (2), a rotatable tensioning shaft (3) penetrates through the ear pieces (2), the middle part of the tensioning shaft (3) is provided with a rope threading groove (4), two ends of the tensioning shaft (3) are both fixed with clamping wheels (5), the outer side of each clamping wheel (5) is provided with a plurality of bayonets (6) at equal intervals along the circumferential direction, clamping blocks I (7) and clamping blocks II (8) are distributed and clamped in the bayonets (6) of the two clamping wheels (5), one side of each clamping block I (7) and one side of each clamping block II (8) are both provided with slopes (9), the two slopes (9) are arranged in the reverse direction along the circumferential direction of the clamping wheels (5), one side surface of each clamping block I (7) and the corresponding slope (9) is parallel to the inner wall of the corresponding position of the bayonet (6), one side of each clamping block I (7) is fixedly provided with a handle (10) sleeved outside the tensioning shaft (3), the handle (10) is adjacent to the handle, a spring (11) sleeved on the outer side of the tensioning shaft (3) is arranged between the ear pieces (2), and the second fixture block (8) is fixed on the adjacent ear pieces (2).

2. A pull cord retractor according to claim 1 wherein: the ear piece (2) and the frame (1) are of an integrated structure.

3. A rope puller as set forth in claim 2, wherein: the frame (1) is in a channel steel shape, the middle position of the frame is of an arc-shaped structure bending inwards, and a protective rubber pad is fixed on the outer surface of the middle position of the frame and is a rubber pad.

4. A pull cord retractor according to claim 1 wherein: the whole tightening shaft (3) is cylindrical, and the handle (10) can rotate relative to the tightening shaft (3).

5. A pull cord retractor according to claim 1 wherein: and a through hole (12) is formed in one end, far away from the tensioning shaft (3), of the handle (10).

6. A pull cord retractor according to claim 1 wherein: two rope threading holes which are horizontally distributed are formed in one side face, opposite to the ear piece (2), of the frame (1), and the width of each rope threading hole is not smaller than the thickness of each rope belt.

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