CN220459860U - Handheld lifter - Google Patents

Abstract

The utility model discloses a handheld lifter, which relates to the field of lifters and comprises a lifter main body, an eccentric component and a fixedly connecting hole, wherein the eccentric component is arranged at the top of the lifter main body; the folding component comprises a rotating base, a rotating shaft, a folding handshake, a fixing groove and a fixing lug; the rotating bases are fixedly connected to the outer wall of the lifter main body, two rotating bases are arranged, and the two rotating bases are distributed at the bottom of the lifter main body along the horizontal direction; the rotation axis rotates to be connected between two rotation bases, and the rotation axis is used for providing the rotation support for folding handshake. According to the utility model, the folding assembly is arranged, and the folding handshake is pulled by hand to be unfolded and form double handshake with the original handshake of the handheld lifter, so that the state that the lifter is held by two hands is realized, the grip strength of the two hands is larger than that of the grip strength of the single hand, and the climbing speed is improved.

Description

Handheld lifter

Technical Field

The utility model relates to the field of lifters, in particular to a handheld lifter.

Background

The lifter is an important component of a lifting system (lifting system), and is used for replacing claw ropes (also called as chicken claw ropes), is a core instrument for pulling heavy objects when a fire-fighting and rescue mechanism handles accidents, plays a role of repeated lifting in the lifting system, and gradually becomes important self-protection equipment for mountain climbing and exploring hole lovers in various countries to pass through dangerous areas along with the continuous popularization and improvement of the outdoor mountain climbing movement level, and is mainly used for steep topography lifting, exploring hole lifting or protection and the cooperation of safety belts and main ropes. At present, the ascenders are divided into a hand-held ascender, a chest-shaped ascender and a foot-shaped ascender, wherein the hand-shaped ascender is further divided into a left hand and a right hand.

The existing hand-held type lifter is operated by one hand, in actual climbing, whether the hand-held type lifter is a left-hand or right-hand is tested, and in many cases, the left hand and the right hand commonly use one lifter to downwards force, the hand-held type lifter only has one handshake part, and when the two hands commonly use one lifter to downwards force, the effect of the force of the two hands is reduced, and the climbing efficiency is reduced.

Disclosure of Invention

The utility model aims at: in order to solve the problem that the handheld lifter is inconvenient for two hands to use together due to only a single handshake part, the handheld lifter is provided.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the handheld lifter comprises a lifter body, an eccentric assembly and a fixedly connecting hole, wherein the eccentric assembly is arranged at the top of the lifter body, and a folding assembly with a turnover function is arranged at one side of the lifter body;

the folding assembly comprises a rotating base, a rotating shaft, a folding handshake, a fixing groove and a fixing lug;

the rotating bases are fixedly connected to the outer wall of the lifter main body, two rotating bases are arranged, and the two rotating bases are distributed at the bottom of the lifter main body along the horizontal direction;

the rotating shafts are rotatably connected between the two rotating bases and are used for providing rotating support for the folding handshakes;

the fixed slot is arranged on one side of the folding handshake and penetrates through the other side of the folding handshake, the fixed protruding block is fixedly connected to the bottom of the lifter main body, and the fixed slot is clamped to the outer side of the fixed protruding block to fix the position of the folding handshake.

As still further aspects of the utility model: the two fixing lugs are fixedly connected, and are symmetrically distributed by taking the central line of the two rotating bases as the center.

As still further aspects of the utility model: the positions of the two fixing protruding blocks are matched with the positions of the fixing grooves, and the inner side size of the fixing grooves is slightly smaller than the outer wall size of the fixing protruding blocks.

As still further aspects of the utility model: a handle hole is formed in the center of the folding handshake, and a hand-held groove is formed in the position, aligned with the handle hole, of the lifter main body.

As still further aspects of the utility model: the fixing hole is arranged at the bottom of the lifter main body and is positioned below the folding handshake, and the fixing hole is used for connecting an external hook.

As still further aspects of the utility model: the width of the folding handshake matches the width of the riser body.

Compared with the prior art, the utility model has the beneficial effects that:

through setting up folding subassembly, the hand pulling is folded and is handed the shake hands and make its expansion and the original shake hands of handheld riser constitute two-way shake hands, realize that both hands hold the state of riser, the grip strength of both hands is bigger with single hand grip strength ratio to the speed of climbing has been improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic rear view of the structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of a folding assembly of the present utility model;

fig. 4 is a schematic elevation view of a portion of a folding assembly of the present utility model.

In the figure: 1. an elevator body; 2. an eccentric assembly; 3. a fixedly connected hole; 4. a folding assembly; 401. rotating the base; 402. a rotating shaft; 403. folding the handshake; 404. a fixing groove; 405. a fixing bump; 5. a handle aperture.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, in an embodiment of the present utility model, a handheld lifter includes a lifter body 1, an eccentric assembly 2, and a fixing hole 3, wherein the eccentric assembly 2 is disposed at the top of the lifter body 1, and a folding assembly 4 with a turning function is disposed at one side of the lifter body 1;

the folding assembly 4 comprises a rotating base 401, a rotating shaft 402, a folding handshake 403, a fixing groove 404 and a fixing lug 405;

the rotating bases 401 are fixedly connected to the outer wall of the lifter body 1, two rotating bases 401 are arranged, and the two rotating bases 401 are distributed at the bottom of the lifter body 1 along the horizontal direction;

the rotating shaft 402 is rotatably connected between the two rotating bases 401, and the rotating shaft 402 is used for providing rotating support for the folding handshake 403;

the fixing groove 404 is formed on one side of the folding handshake 403 and penetrates through the other side of the folding handshake 403, the fixing protruding block 405 is fixedly connected to the bottom of the lifter body 1, and the fixing groove 404 is clamped on the outer side of the fixing protruding block 405 to fix the position of the folding handshake 403.

In this embodiment: what needs to be stated is: the principle of the lifter is that an eccentric component 2 and a pawl (ratchet wheel) on the eccentric component are designed in the lifter, when the lifter pushes up along a rope, the eccentric device is in a release state under the friction force of the rope, and the lifter and the rope can move smoothly; when the lifter moves reversely along the rope, the eccentric device is in a clamping state under the reverse friction force of the rope, and the ratchet wheel on the eccentric device is extruded into the outer layer of the rope under the action of the clamping force, so that the movement is stopped;

when the user climbs upwards, he needs to hold the lifter by two hands, the user pulls the folding handshake 403 by hands to drive the rotating shaft 402 to rotate anticlockwise and rotate to the extending part of the lifter main body 1, the fixing groove 404 is combined with the fixing lug 405 of the extending part to fix the folding handshake 403, and at the moment, the folding handshake 403 and the handshake at the bottom of the lifter main body 1 form a handshake of two hands, so that the user can hold the lifter with two hands to have larger holding power and climb better;

when climbing is finished, the folding handshake 403 is pulled by hand, the rotating shaft 402 is driven to rotate clockwise, the folding handshake 403 is overlapped with the bottom of the lifter main body 1, then the fixing groove 404 is clamped with the fixing convex block 405, the folding handshake 403 is fixed, and the lifter can be restored to a single-hand-held shape.

Referring to fig. 1 to 4, two fixing protrusions 405 are fixedly connected, and the two fixing protrusions 405 are symmetrically distributed with a center line of the two rotating bases 401 as a center.

In this embodiment: when the folding hand grip 403 is overlapped with the bottom of the lifter body 1, the folding hand grip 403 is fixedly engaged with one fixing projection 405 fixedly connected to the bottom of the lifter body 1 through a fixing groove 404, and when the unfolded folding hand grip 403 is approximately in the same horizontal plane with the lifter body 1, the fixing groove 404 is fixedly engaged with the fixing projection 405 of the extending part of the lifter body 1, and the fixing groove 404 and the fixing projection form a simple buckle assembly to lock and limit the folding hand grip 403.

Referring to fig. 2 to 4, the positions of the two fixing protrusions 405 are matched with the positions of the fixing grooves 404, and the inner dimensions of the fixing grooves 404 are slightly smaller than the outer dimensions of the fixing protrusions 405.

In this embodiment: when the folding handshake 403 needs to be unfolded, the folding handshake 403 is pulled by a hand in a counterclockwise direction, a fixing groove 404 formed in the folding handshake 403 is separated from one fixing projection 405 which is clamped, the folding handshake 403 is separated from the lifter main body 1, then the folding handshake 403 rotates 180 degrees counterclockwise by taking a rotating shaft as a center, the fixing groove 404 is clamped with the other fixing projection 405, the folding handshake 403 is fixed to be in an unfolded state, and at the moment, the handheld lifter can be held by two hands to climb.

Referring to fig. 2 to 4, a handle hole 5 is formed at the center of the folding grip 403, and a handle groove is formed at the position of the lifter body 1 aligned with the handle hole 5.

In this embodiment: the folding handshake 403 is pulled, under the action of the pulling force, the fixing groove 404 formed in the folding handshake 403 can be separated from the fixing protruding block 405, the rotation of the folding handshake 403 is not limited, when the folding handshake 403 rotates to the same horizontal plane as the lifter main body 1 or is coincident with the same horizontal plane, the folding handshake 403 can be clamped with the fixing protruding block 405 through the fixing groove 404, the shape of the folding handshake 403 can be maintained, and the handle hole 5 and the hand-held groove are held by hands to operate.

Referring to fig. 2 to 3, a fastening hole 3 is formed at the bottom of the lifter body 1 and below the folding grip 403, and the fastening hole 3 is used for connecting an external hook.

In this embodiment: when the folding handshake 403 is overlapped with the lifter main body 1, a certain distance is still kept between the bottom end of the folding handshake 403 and the fixedly connecting hole 3, and the folding handshake 403 can not cover the fixedly connecting hole 3 to hang the hook, so that the normal use of the handheld lifter is not affected.

Referring to fig. 1 to 4, the width of the folding grip 403 matches the width of the lifter body 1.

In this embodiment: when the folding handshake 403 is not unfolded, the folding handshake is completely coincident with the bottom of the riser body 1, and has no extension, so that the use of the handheld riser is not affected.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The handheld lifter comprises a lifter body (1), an eccentric assembly (2) and a fixedly connecting hole (3), wherein the eccentric assembly (2) is arranged at the top of the lifter body (1), and the handheld lifter is characterized in that a folding assembly (4) with a turnover function is arranged at one side of the lifter body (1);

the folding assembly (4) comprises a rotating base (401), a rotating shaft (402), a folding handshake (403), a fixing groove (404) and a fixing lug (405);

the rotating bases (401) are fixedly connected to the outer wall of the lifter main body (1), two rotating bases (401) are arranged, and the two rotating bases (401) are distributed at the bottom of the lifter main body (1) along the horizontal direction;

the rotating shafts (402) are rotatably connected between the two rotating bases (401), and the rotating shafts (402) are used for providing rotating support for the folding handshakes (403);

the fixing groove (404) is formed in one side of the folding handshake (403) and penetrates through the other side of the folding handshake (403), the fixing protruding block (405) is fixedly connected to the bottom of the lifter main body (1), and the fixing groove (404) is clamped to the outer side of the fixing protruding block (405) to fix the position of the folding handshake (403).

2. A hand-held riser according to claim 1, wherein two of the fixing lugs (405) are fixedly connected, the two fixing lugs (405) being symmetrically distributed about the centre line of the two rotating bases (401).

3. A hand-held riser according to claim 1, characterised in that the two fixing lugs (405) are positioned to match the position of the fixing groove (404), the inside dimension of the fixing groove (404) being slightly smaller than the outer wall dimension of the fixing lugs (405).

4. A hand-held riser according to claim 1, characterised in that the folding grip (403) is formed with a handle aperture (5) in a central position and that the riser body (1) is formed with a hand-held slot in a position aligned with the handle aperture (5).

5. A hand-held riser according to claim 1, characterised in that the fastening hole (3) is provided at the bottom of the riser body (1) below the folding grip (403), the fastening hole (3) being for connection to an external hanger.

6. A hand-held riser according to claim 1, characterised in that the width of the folding handshake (403) matches the width of the riser body (1).