CN219487092U - Traction device of rake - Google Patents

Abstract

The utility model discloses a traction device of a rake, which comprises a first traction seat, a rotating handle, a lock catch and a connecting block, wherein the bottom end of the rotating handle is fixedly connected with a first gear, one side of the first gear is movably connected with a second gear, one side of the second gear is fixedly connected with a threaded rod, the external thread of the threaded rod is connected with a threaded cylinder, and one side of the threaded cylinder is fixedly connected with a second movable block. According to the utility model, the lock catches are arranged at the top ends of the first traction seat and the second traction seat, and the rotating handles at the top ends of the first traction seat and the second traction seat rotate, so that the rotating handles can drive the second gear to rotate through the first gear, meanwhile, the second gear can drive the threaded rod to rotate in the threaded cylinder, and meanwhile, the threaded cylinder can drive the lock catches to open and close through the second movable block, so that the lock catches can enable the traction device to rapidly finish stable assembly with the rake and the small tractor.

Description

Traction device of rake

Technical Field

The utility model relates to the technical field of rake auxiliary tools, in particular to a traction device of a rake.

Background

The purpose of rake is to make the pasture fully dry to be convenient for the collection of hay, according to the direction of grass strip and the relation of the machine direction of advance, the rake can divide into horizontal and side direction two kinds, and the rake generally when using, need pull through small-size agricultural tractor and remove, and begin to carry out the rake work, need carry out the connection between small-size tractor and the rake through draw gear this moment, thereby improve the convenience that small-size tractor was to the rake is towed.

In the traction device of the rake disclosed in the Chinese patent application publication CN211406785U, when the traction device is disassembled, bolts on the pulling plates are taken down, then two pull rings are pulled in the directions away from each other, so that two limiting inserting blocks move in the directions away from each other, after the limiting inserting blocks leave the limiting inserting grooves, the two pulling plates are stretched out of the corresponding two limiting supporting plates, the pull rings are rotated and then loosened, the pulling plates are clamped on the two limiting supporting plates, then the fixing blocks are taken out for replacement, but the traction stability between the rake and the small tractor is poor, the traction device and the small tractor of the rake are inconvenient to be connected and assembled quickly, and if the traction device is connected through a hemp rope or a fracture condition is caused, the follow-up work of the rake is affected.

Disclosure of Invention

The utility model aims to provide a traction device of a rake, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a draw gear of rake, includes first traction seat, changes handle, hasp and connecting block, the bottom fixedly connected with first gear of commentaries on classics handle, one side swing joint of first gear has the second gear, one side fixedly connected with threaded rod of second gear, the outside threaded connection of threaded rod has a screw thread section of thick bamboo, one side fixedly connected with second movable block of screw thread section of thick bamboo, one side fixedly connected with hasp of second movable block, the inside both sides of first traction seat are provided with the helicla flute, one side of first traction seat is provided with the second traction seat, intermediate position fixedly connected with connecting block of second traction seat one side.

Preferably, the inside equidistance at first traction seat top evenly is provided with the spacing groove, and the locating lever of changeing the bottom inserts the inside spacing groove in first traction seat top, can accomplish the fixed of changeing the position to prevent to change the condition that becomes flexible appears.

Preferably, a rotating handle is movably connected in one side of the top end of the first traction seat, and a pull rod is movably connected in one side of the top end of the rotating handle.

Preferably, the bottom fixedly connected with first movable block of pull rod, the both sides fixedly connected with spring on first movable block top, the intermediate position fixedly connected with locating lever of first movable block bottom, the outside swing joint of locating lever has the spacing groove.

Preferably, the internal thread of helicla flute is connected with the bolt, one side swing joint of bolt has square stopper, the intermediate position fixedly connected with cross inserted bar of square stopper one side.

Preferably, cross slots are formed in two sides of the inside of the connecting block, and cross inserted bars are movably connected in the cross slots.

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

1. according to the traction device of the rake, the lock catches are arranged at the top ends of the first traction seat and the second traction seat, the rotating handle at the top ends of the first traction seat and the second traction seat rotates, the rotating handle can drive the second gear to rotate through the first gear, meanwhile, the second gear can drive the threaded rod to rotate in the threaded cylinder, meanwhile, the threaded cylinder can drive the lock catches to open and close through the second movable block, and then the lock catches can enable the traction device to rapidly finish stable assembly with the rake and the small tractor, so that the stability of connection assembly is improved while the assembly efficiency is improved;

2. this kind of draw gear of rake is through one side fixedly connected with connecting block at the second traction seat to insert the cross slot on the connecting block through swing joint's cross inserted bar in the first traction seat, can accomplish the connection between first traction seat and the second traction seat, when need carry out the dismantlement of first traction seat and second traction seat and change, rotate through the bolt on the first traction seat, can drive the cross inserted bar and take out from the cross slot on the connecting block through square stopper, thereby accomplish the dismantlement maintenance of first traction seat and second traction seat fast.

Drawings

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

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

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic diagram of a connection structure of a first fifth wheel and a second fifth wheel according to the present utility model.

In the figure: 1. a first fifth wheel; 101. a limit groove; 2. a rotating handle; 201. a pull rod; 202. a first movable block; 203. a spring; 204. a positioning rod; 3. a first gear; 4. a second gear; 401. a threaded rod; 402. a thread cylinder; 403. a second movable block; 5. locking; 6. a screw groove; 601. a bolt; 602. a square limiting block; 603. a cross inserted link; 7. a second fifth wheel; 8. a connecting block; 801. a cross slot.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. 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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-4, an embodiment of the present utility model is provided: the traction device of the rake comprises a first traction seat 1, a rotating handle 2, a lock catch 5 and a connecting block 8, wherein limit grooves 101 are uniformly formed in the top end of the first traction seat 1 at equal intervals, and a positioning rod 204 at the bottom end of the rotating handle 2 is inserted into the limit grooves 101, so that the rotating handle 2 can be conveniently fixed in position;

the inside of one side of the top end of the first traction seat 1 is movably connected with a rotating handle 2, one side of the top end of the rotating handle 2 is movably connected with a pull rod 201, the bottom end of the pull rod 201 is fixedly connected with a first movable block 202, two sides of the top end of the first movable block 202 are fixedly connected with springs 203, the middle position of the bottom end of the first movable block 202 is fixedly connected with a positioning rod 204, the outside of the positioning rod 204 is movably connected with a limiting groove 101, and the pull rod 201 at the top end of the rotating handle 2 is pulled to enable the pull rod 201 to squeeze the springs 203 above through the first movable block 202, and meanwhile the first movable block 202 can drive the positioning rod 204 at the bottom end to move;

the bottom end of the rotating handle 2 is fixedly connected with a first gear 3, one side of the first gear 3 is movably connected with a second gear 4, one side of the second gear 4 is fixedly connected with a threaded rod 401, the rotating handle 2 can rotate to drive the first gear 3 below to rotate, and meanwhile, the first gear 3 can drive the threaded rod 401 to rotate through the second gear 4;

the external thread of the threaded rod 401 is connected with a threaded cylinder 402, one side of the threaded cylinder 402 is fixedly connected with a second movable block 403, one side of the second movable block 403 is fixedly connected with a lock catch 5, the threaded rod 401 rotates in the threaded cylinder 402, the threaded cylinder 402 can drive the lock catch 5 to open and close through the second movable block 403, meanwhile, the second movable block 403 has the same specification as the groove body in the first traction seat 1, and then the second movable block 403 can play a role in stabilizing and limiting the threaded cylinder 402;

the two sides of the interior of the first traction seat 1 are provided with screw grooves 6, the interior of the screw grooves 6 is in threaded connection with bolts 601, one side of each bolt 601 is movably connected with a square limiting block 602, the middle position of one side of each square limiting block 602 is fixedly connected with a cross inserting rod 603, each bolt 601 rotates in the screw groove 6 on the first traction seat 1 and can push each cross inserting rod 603 to move through each square limiting block 602, meanwhile, each bolt 601 is movably connected with each square limiting block 602, and then each bolt 601 rotates to push each square limiting block 602 to move and meanwhile cannot drive each square limiting block 602 to rotate;

one side of the first traction seat 1 is provided with a second traction seat 7, the middle position of one side of the second traction seat 7 is fixedly connected with a connecting block 8, two sides of the inside of the connecting block 8 are provided with cross slots 801, the inside of the cross slots 801 is movably connected with a cross inserting rod 603, the inside of the first traction seat 1 is inserted into the connecting block 8 through the connecting block 8 on one side of the second traction seat 7, and meanwhile, the cross inserting rod 603 movably connected with two sides in the first traction seat 1 is inserted into the cross slots 801 on the connecting block 8, so that the connection assembly of the first traction seat 1 and the second traction seat 7 can be completed.

When the embodiment of the application is used, the following steps are adopted: the connecting block 8 on one side of the second traction seat 7 is inserted into the first traction seat 1, meanwhile, the bolts 601 on two sides of the first traction seat 1 are rotated, at this time, the bolts 601 can drive the cross inserting rods 603 to move through the square limiting blocks 602, the cross inserting rods 603 are inserted into the cross inserting grooves 801 in the connecting block 8, at this time, the connection assembly of the first traction seat 1 and the second traction seat 7 can be completed, at this time, the lock catches 5 on the first traction seat 1 and the second traction seat 7 are respectively aligned with the connection part of the rake and the traction tractor, the rotating handles 2 on the first traction seat 1 and the second traction seat 7 are rotated, the rotating handles 2 can drive the second gears 4 to rotate through the first gears 3, the second gears 4 can drive the threaded rods 401 to rotate in the threaded cylinders 402, at this time, the threaded cylinders 402 can push the lock catches 5 to move through the second movable blocks 403, and therefore the lock catches 5 can be quickly closed, the quick connection of the rake and the integral traction work of the rake is completed.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a traction device of rake, its characterized in that, including first traction seat (1), commentaries on classics handle (2), hasp (5) and connecting block (8), the bottom fixedly connected with first gear (3) of commentaries on classics handle (2), one side swing joint of first gear (3) has second gear (4), one side fixedly connected with threaded rod (401) of second gear (4), the outside threaded connection of threaded rod (401) has a screw section of thick bamboo (402), one side fixedly connected with second movable block (403) of screw section of thick bamboo (402), one side fixedly connected with hasp (5) of second movable block (403), the inside both sides of first traction seat (1) are provided with helicoid groove (6), one side of first traction seat (1) is provided with second traction seat (7), intermediate position fixedly connected with connecting block (8) on one side of second traction seat (7).

2. A rake traction device according to claim 1, wherein: limiting grooves (101) are uniformly formed in the top end of the first traction seat (1) at equal intervals.

3. A rake traction device according to claim 1, wherein: the inside swing joint of first traction seat (1) top one side has a change handle (2), change one side swing joint in handle (2) top has pull rod (201).

4. A rake traction device according to claim 3, wherein: the novel pull rod is characterized in that a first movable block (202) is fixedly connected to the bottom end of the pull rod (201), springs (203) are fixedly connected to the two sides of the top end of the first movable block (202), a positioning rod (204) is fixedly connected to the middle position of the bottom end of the first movable block (202), and a limiting groove (101) is movably connected to the outer portion of the positioning rod (204).

5. A rake traction device according to claim 1, wherein: the novel screw is characterized in that a bolt (601) is connected to the inner thread of the screw groove (6), a square limiting block (602) is movably connected to one side of the bolt (601), and a cross inserting rod (603) is fixedly connected to the middle position of one side of the square limiting block (602).

6. A rake traction device according to claim 1, wherein: the two sides of the inside of connecting block (8) are provided with cross slot (801), the inside swing joint of cross slot (801) has cross inserted bar (603).