CN202529663U - Hand-cranking traction device - Google Patents

Abstract

The utility model discloses a hand-cranking traction device. The hand-cranking traction device comprises a frame and a traction wheel, wherein the traction wheel comprises a traction disk and a fixed disk; a driving disk is connected with the frame in a rotating manner through a cross bar; and the driving disk is fitted to the traction disk and is provided with a rotatable handle part. According to the hand-cranking traction device, a user can easily drive the traction disk by means of the gear fit between the driving disk and the traction disk and by means of the rotatable handle part, so that the physical strength of the user is greatly saved.

Description

Hand-operated traction device

Technical Field

The utility model relates to a traction equipment, more exactly, be a hand formula draw gear.

Background

In engineering construction or mining construction operation, traction equipment needs to be utilized, and especially in field operation, under the condition of no power supply, a traction device for manual traction is very important. The existing manual traction equipment is not high in traction efficiency and not convenient to use.

Disclosure of Invention

The utility model discloses solve the technical problem that prior art exists to a hand formula draw gear is provided.

The above technical problem of the present invention can be solved by the following technical solutions:

the hand-operated traction device comprises a frame and a traction wheel, wherein the traction wheel comprises a traction disc and a fixed disc, a driving disc is rotatably connected with the frame through a cross rod and matched with the traction disc, and a rotatable handle part is arranged on the driving disc.

As a preferred embodiment of the present invention, the handle portion comprises a connecting rod and a rotating rod.

As the embodiment of the utility model discloses a preferred, the outer circumferential wall of driving-disc on be equipped with the drive tooth, the outer circumferential wall of traction disc on be equipped with and draw the tooth, drive tooth and the meshing cooperation of drawing the tooth.

The utility model discloses a hand formula draw gear utilizes the gear cooperation of driving-disc and traction disc to utilize rotatable handle portion, the user can easily drive the traction disc, has saved user's physical power greatly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of a hand-operated traction device of the present invention;

fig. 2 is a schematic perspective view of the hand-operated traction device of fig. 1, which is shown from another perspective;

fig. 3 is an exploded perspective view of the hand traction device of fig. 1;

fig. 4 is an enlarged detail view of region a of the hand traction device in fig. 3;

wherein,

1. a hand-operated traction device; 2. a frame; 3. a traction wheel; 31. a traction disc; 311. traction teeth; 32. fixing the disc; 4. a handle portion; 41. a connecting rod; 42. rotating the rod; 5. a cross bar; 6. a drive disc; 61. the drive teeth.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.

As shown in fig. 1 to 4, a hand-operated traction device 1 comprises a frame 2 and a traction wheel 3, wherein the traction wheel 3 comprises a traction disc 31 and a fixed disc 32, a driving disc 6 is rotatably connected with the frame 2 through a cross rod 5, the driving disc 6 is matched with the traction disc 31, and a rotatable handle part 4 is arranged on the driving disc 6.

The handle portion 4 includes a connecting rod 41 and a rotating rod 42.

The driving disk 6 is provided with driving teeth 61 on the outer circumferential wall thereof, and the traction disk 31 is provided with traction teeth 311 on the outer circumferential wall thereof, wherein the driving teeth 61 are engaged with the traction teeth 311.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (3)

1. The utility model provides a hand formula draw gear (1), contains frame (2) and traction wheel (3), its characterized in that, traction wheel (3) contain a traction disc (31) and a fixed disk (32), a driving-disc (6) through a horizontal pole (5) with frame (2) rotationally connect, driving-disc (6) with traction disc (31) cooperate, driving-disc (6) on be equipped with a rotatable handle portion (4).

2. A hand-operated pulling device (1) according to claim 1, wherein the handle (4) comprises a connecting rod (41) and a rotation rod (42).

3. A hand-operated traction device (1) according to claim 2, wherein the drive disk (6) has drive teeth (61) on its outer circumferential wall, and the traction disk (31) has traction teeth (311) on its outer circumferential wall, the drive teeth (61) engaging with the traction teeth (311).

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