CN212993073U - Rotatable folding handle structure of brush cutter - Google Patents

Abstract

A rotatable folding handle structure of a brush cutter comprises a U-shaped pipe, a left handle, a right handle, a handle mounting seat and a handle fixing assembly, wherein the left handle is sleeved at the left end of the U-shaped pipe, and the right handle is sleeved at the right end of the U-shaped pipe; the U-shaped pipe is arranged on the handle mounting seat through a fixing component; the handle fixing assembly comprises a pipe cover, a pipe seat, a spring and a butterfly bolt. A locking screw of the butterfly bolt penetrates through the pipe seat and the pipe cover and then is rotatably connected with the U-shaped aluminum pipe, so that quick loosening and locking are realized; the folding is realized after the tube seat, the tube cover and the U-shaped aluminum tube are rotated, the occupied space is small, and the carrying and the boxing are convenient. The application cost is low, and the travelling comfort is high, and brush cutter's handle structure sets up on brush cutter shock-absorbing structure, and is fixed more firm, can also effectively reduce the sour numb degree of user's arm through shock-absorbing structure moreover, has very high spreading value.

Description

Rotatable folding handle structure of brush cutter

Technical Field

The utility model belongs to the technical field of brush cutter part, specifically, relate to a rotatable folding handle structure of brush cutter.

Background

The brush cutter is also called as a mower, a motor sickle, a grass trimmer and a weeding machine. The weeding composition is mainly used for pruning weeds on green lands and two sides of roads in gardens and removing shrub weeds in orchards, hillsides or other uneven lands. A brush cutter is a mechanical tool for trimming lawns and vegetation, and a hand-held brush cutter is generally formed by connecting a power device and a cutting device through a long metal pipe, and a handle is arranged between the power device and the cutting device. Bush cutting by a brush cutter is generally operated in the field, and a common brush cutter U-shaped handle occupies a large space and is very inconvenient to carry, so that inconvenience is brought to operators.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model discloses to prior art's not enough, provide a rotatable folding handle structure of brush cutter.

The technical scheme is as follows: the utility model provides a brush cutter rotatable folding handle structure, which comprises a U-shaped pipe, a left handle, a right handle, a handle mounting seat and a handle fixing component, wherein the left handle is sleeved at the left end of the U-shaped pipe, and the right handle is sleeved at the right end of the U-shaped pipe; the U-shaped pipe is arranged on the handle mounting seat through a fixing component; the handle fixing assembly comprises a pipe cover, a pipe seat, a spring and a butterfly bolt, wherein a first groove is formed in one side of the pipe cover, a second groove is formed in one side of the pipe seat, the first groove and the second groove are semi-cylindrical, and the first groove and the second groove are the same in diameter; the pipe seat is arranged at the upper part of the handle mounting seat, the pipe cover is arranged at the upper part of the pipe seat, and the U-shaped pipe penetrates through a first mounting through hole formed by the first groove and the second groove; the spring is embedded at the bottom of the tube seat; and a locking screw of the butterfly bolt sequentially penetrates through the pipe cover, the pipe seat and the spring to be in threaded connection with the handle mounting seat. The rotatable folding handle of the brush cutter is reasonable in structure and convenient to use.

Furthermore, in the rotatable folding handle structure of the brush cutter, the first mounting through hole formed by the first groove and the second groove is matched with the U-shaped pipe.

Furthermore, foretell brush cutter rotatable folding handle structure, set up circular recess in the middle of the tube cap, set up first connecting hole in the middle of the circular recess, set up the second connecting hole on the tube socket, set up the internal thread hole on the handle mount pad.

Furthermore, foretell brush cutter rotatable folding handle structure, the butterfly bolt includes locking screw and butterfly bolt head, the locking screw is kept away from the one end of butterfly bolt head and is equipped with the screw thread, the butterfly bolt head includes butterfly wing and trapezoidal round platform. The structure is convenient to disassemble and good in fastening effect.

Furthermore, in the rotatable folding handle structure of the brush cutter, the locking screw of the butterfly bolt sequentially penetrates through the first connecting hole of the pipe cover, the second connecting hole of the pipe seat and the internal threaded hole of the spring and the handle mounting seat to be in threaded connection. The locking screw penetrates through the pipe seat and the pipe cover to be rotatably connected with the U-shaped aluminum pipe, the butterfly wing of the butterfly bolt is rotated, the U-shaped aluminum pipe can be quickly loosened and locked, and the pipe seat, the pipe cover and the U-shaped aluminum pipe are rotated to be folded.

Furthermore, in the rotatable folding handle structure of the brush cutter, the trapezoidal round table is matched with the circular groove.

Furthermore, in the rotatable folding handle structure of the brush cutter, the pipe seat is provided with the connecting column, the periphery of the connecting column is provided with the radial reinforcing ribs, the second connecting hole of the pipe seat is arranged at the central position of the connecting column of the pipe seat, and the periphery of the connecting column is provided with the radial reinforcing ribs; such a structural arrangement is more robust on the one hand and reduces the weight of the socket on the other hand.

Furthermore, in the rotatable folding handle structure of the brush cutter, the first mounting hole is formed in the middle of the second groove, so that a bolt can be mounted, the U-shaped pipe is preliminarily fixed on the pipe seat, and the handle is prevented from radially rotating when being used; one side of the second groove far away from the connecting column is provided with two symmetrically distributed trapezoidal grooves, the two trapezoidal grooves are internally provided with a cylindrical platform, and the center of the cylindrical platform is provided with a second mounting hole.

Further, foretell brush cutter rotatable folding handle structure, set up anti-skidding portion on the handle of a left side, anti-skidding portion comprises a plurality of soft silica gel's the little arch of antiskid, and the palm of the hand sweat when both can alleviating gardens staff and hold the handle skids, also can massage the hand, increases the comfort level during the use.

Furthermore, in the brush cutter rotatable folding handle structure, the handle mounting seat is arranged at the upper end of one side of the brush cutter damping structure; the current brush cutter handle is mostly welded or fixed on the main shaft pole of irrigation machine, and the utility model discloses a brush cutter's handle structure passes through the handle mount pad setting on brush cutter shock-absorbing structure, and is fixed more firm, but also can effectively reduce the sour numb degree of user's arm through shock-absorbing structure.

Further, foretell brush cutter rotatable folding handle structure, brush cutter shock-absorbing structure includes shock attenuation bracket, lower shock attenuation bracket, bracket apron, snubber block, flywheel cover, it is provided with second installation through-hole to go up between shock attenuation bracket and the lower shock attenuation bracket, second installation through-hole passes the bracket apron, second installation through-hole passes the flywheel cover, install brush cutter's main shaft pole in the second installation through-hole, the handle mount pad sets up the bracket apron upper end at brush cutter shock-absorbing structure. Shock-absorbing structure effectively reduces the sour numb degree of user's arm, improves the travelling comfort that the brush cutter used.

Furthermore, in the above brush cutter rotatable folding handle structure, the U-shaped tube may be an aluminum tube, a stainless steel metal tube, or the like.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: rotatable folding handle structure of brush cutter, simple structure, reasonable, convenient to use can realize swiftly relaxing and locking U-shaped aluminum pipe through butterfly bolt, and then realize brush cutter's handle structure rotatory, realize folding behind rotatory tube socket, tube cap and the U-shaped aluminum pipe, occupation space is little, conveniently carries and the vanning. The utility model discloses the rotatable folding handle structure of brush cutter application cost is low, and the travelling comfort is high, and brush cutter's handle structure passes through the handle mount pad setting on brush cutter shock-absorbing structure, and is fixed more firm, but also can effectively reduce the sour numb degree of user's arm through shock-absorbing structure, has very high spreading value.

Drawings

Fig. 1 is an exploded view of the structure of the rotatable folding handle structure of the brush cutter of the present invention;

FIG. 2 is a schematic cross-sectional view of the rotatable folding handle structure of the brush cutter of the present invention;

FIG. 3 is a schematic structural view of the brush cutter with a rotatable folding handle structure according to the present invention;

FIG. 4 is a schematic structural view of the brush cutter with a foldable handle structure;

fig. 5 is a schematic structural view of the tube cover of the present invention;

fig. 6 is a schematic structural diagram of the tube seat of the present invention.

In the figure: 1: the U-shaped pipe, 2 left handle, 21 antiskid portion, 3 right handle, 211 antiskid little protruding, 4 handle mount pads, 43 internal thread hole, 5 handle fixed component, 51 tube cap, 511 first recess, 513 first connecting hole, 514 circular recess, 52 tube seat, 521 second recess, 522 spliced pole, 523 second connecting hole, 524 trapezoidal recess, 525 strengthening rib, 526 first mounting hole, 527 cylindrical platform, 528 second mounting hole, 53 spring, 54 butterfly bolt, 541 locking screw, 542 butterfly bolt head, 543 butterfly wing, 544 trapezoidal round platform, 6 first mounting through-hole, 7 brush cutter shock-absorbing structure, 71 last shock-absorbing bracket, 72 lower shock-absorbing bracket, 73 bracket apron, 74 snubber block, 76 flywheel housing, 8 second mounting through-hole.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1

The rotatable folding handle structure of the brush cutter shown in fig. 1-6 comprises a U-shaped pipe 1, a left handle 2, a right handle 3, a handle mounting seat 4 and a handle fixing component 5, wherein the left handle 2 is sleeved at the left end of the U-shaped pipe 1, and the right handle 3 is sleeved at the right end of the U-shaped pipe 1; the U-shaped pipe 1 is arranged on the handle mounting seat 4 through a fixing component 5; set up antiskid portion 21 on the left hand handle 2, antiskid portion 21 comprises the anti-skidding little arch 211 of a plurality of soft silica gel, and the palm of the hand sweat when both can alleviate gardens staff and hold the handle skids, also can massage the hand, increases the comfort level when using.

In addition, the handle fixing assembly 5 comprises a pipe cover 51, a pipe seat 52, a spring 53 and a butterfly bolt 54, wherein a first groove 511 is formed in one side of the pipe cover 51, a second groove 521 is formed in one side of the pipe seat 52, the first groove 511 and the second groove 521 are semi-cylindrical, and the first groove 511 and the second groove 521 have the same diameter; the tube seat 52 is arranged at the upper part of the handle mounting seat 4, the tube cover 51 is arranged at the upper part of the tube seat 52, and the spring 53 is embedded at the bottom of the tube seat 52; the first through hole 6 formed by the first groove 511 and the second groove 521 is matched with the U-shaped pipe 1. The U-shaped pipe 1 is installed in a first installation through hole 6 formed by the first groove 511 and the second groove 521 in a penetrating mode; set up circular recess 514 in the middle of the tube cover 51, set up first connecting hole 513 in the middle of the circular recess 514, set up second connecting hole 523 on the tube socket 52, set up internal thread hole 43 on the handle mount pad 4. The butterfly bolt 54 comprises a locking screw 541 and a butterfly bolt head 542, the butterfly bolt head 542 comprises a butterfly wing 543 and a trapezoid round table 544, and a thread is arranged at one end of the locking screw 541, which is far away from the butterfly bolt head 542. The trapezoidal round table 544 is matched with the circular groove 514. The locking screw 541 of the butterfly bolt 54 sequentially passes through the first connecting hole 513 of the tube cover 51, the second connecting hole 523 of the tube seat 52 and the spring 53 to be in threaded connection with the internal thread hole 43 of the handle mounting seat 4. The locking screw 541 penetrates through the tube seat 52 and the tube cover 51 and then is rotatably connected with the U-shaped aluminum tube 1, the butterfly wing 543 of the butterfly bolt 54 is rotated, the U-shaped aluminum tube 1 can be quickly loosened and locked, and the tube seat 52, the tube cover 51 and the U-shaped aluminum tube 1 are rotated to be folded.

In addition, as shown in fig. 6, a connection column 522 is arranged on the tube seat 52, a radial reinforcing rib 525 is arranged around the connection column 522, and the second connection hole 523 is arranged at the center of the connection column 522; the middle of the second groove 521 is provided with a first mounting hole 526, so that a bolt can be mounted, the U-shaped pipe is preliminarily fixed on the pipe seat, and the radial rotation is prevented when the handle is used. The structural arrangement of the reinforcing ribs is firmer on one hand and lightens the weight of the tube seat on the other hand.

In addition, the handle mounting seat 4 is arranged at the upper end of one side of the brush cutter damping structure 7; brush cutter shock-absorbing structure 7 includes last shock attenuation bracket 71, lower shock attenuation bracket 72, bracket apron 73, snubber block 74, flywheel cover 76, it is provided with second installation through-hole 8 to go up between shock attenuation bracket 71 and the lower shock attenuation bracket 72, second installation through-hole 8 passes bracket apron 73, second installation through-hole 14 passes flywheel cover 6, the main shaft pole of installation brush cutter in the second installation through-hole. The handle mounting seat 4 is arranged at the upper end of a bracket cover plate 73 of the brush cutter shock absorption structure 7. The current brush cutter handle is mostly welded or fixed on the main shaft pole of irrigation machine, and the utility model discloses a brush cutter's handle structure passes through the handle mount pad setting on brush cutter shock-absorbing structure, and is fixed more firm, but also can effectively alleviate the acid-flax degree of user's arm through shock-absorbing structure, improves the travelling comfort that brush cutter used.

Example 2

1-6, on the basis of the structure of embodiment 1, two trapezoidal grooves 524 are symmetrically arranged on one side of the connecting column 522 of the pipe seat 52, which is far away from the second groove 521, a cylindrical platform 527 is arranged in each of the two trapezoidal grooves 524, and a second mounting hole 528 is arranged at the center of each cylindrical platform 527; correspondingly, a clamping column matched with the second mounting hole 528 is arranged on one side, away from the circular groove 514, of the first groove 511 on the pipe cover 51, and is not shown in the drawing, and the second mounting hole is matched with the clamping column when in use; such a structural arrangement is on the one hand more robust and on the other hand reduces the weight of the socket.

The U-shaped tubes described in examples 1-2 were all U-shaped aluminum tubes.

In operation, based on the above structural basis, the locking screw 541 penetrates through the tube seat 52 and the tube cover 51 to be rotatably connected with the U-shaped aluminum tube 1, and the state shown in fig. 3 is a state of rotatably folding the handle structure when the irrigation machine is used; the U-shaped aluminum pipe 1 can be quickly loosened and locked by rotating the wing 543 of the butterfly bolt 54, and the pipe seat 52, the pipe cover 51 and the U-shaped aluminum pipe 1 are folded after being rotated, as shown in fig. 4.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a rotatable folding handle structure of brush cutter which characterized in that: the U-shaped pipe fixing device comprises a U-shaped pipe (1), a left handle (2), a right handle (3), a handle mounting seat (4) and a handle fixing assembly (5), wherein the left handle (2) is sleeved at the left end of the U-shaped pipe (1), and the right handle (3) is sleeved at the right end of the U-shaped pipe (1); the U-shaped pipe (1) is arranged on the handle mounting seat (4) through a fixing component (5); the handle fixing assembly (5) comprises a pipe cover (51), a pipe seat (52), a spring (53) and a butterfly bolt (54), wherein a first groove (511) is formed in one side of the pipe cover (51), a second groove (521) is formed in one side of the pipe seat (52), the first groove (511) and the second groove (521) are semi-cylindrical, and the first groove (511) and the second groove (521) are identical in diameter; the pipe seat (52) is arranged at the upper part of the handle mounting seat (4), the pipe cover (51) is arranged at the upper part of the pipe seat (52), and the U-shaped pipe (1) is installed in a first installation through hole (6) formed by the first groove (511) and the second groove (521) in a penetrating mode; the spring (53) is embedded at the bottom of the tube seat (52); and a locking screw (541) of the butterfly bolt (54) sequentially penetrates through the pipe cover (51), the pipe seat (52) and the spring (53) to be in threaded connection with the handle mounting seat (4).

2. The brush cutter rotatable folding handle structure of claim 1, characterized in that: a first mounting through hole (6) formed by the first groove (511) and the second groove (521) is matched with the U-shaped pipe (1).

3. The brush cutter rotatable folding handle structure of claim 1, characterized in that: set up circular recess (514) in the middle of tube cap (51), set up first connecting hole (513) in the middle of circular recess (514), set up second connecting hole (523) on tube socket (52), set up internal thread hole (43) on handle mount pad (4).

4. The brush cutter rotatable folding handle structure of claim 3, characterized in that: the butterfly bolt (54) comprises a locking screw (541) and a butterfly bolt head (542), wherein one end, far away from the butterfly bolt head (542), of the locking screw (541) is provided with threads, and the butterfly bolt head (542) comprises a butterfly wing (543) and a trapezoid round table (544).

5. The brush cutter rotatable folding handle structure of claim 4, characterized in that: the trapezoidal round table (544) is matched with the circular groove (514).

6. The brush cutter rotatable folding handle structure of claim 3, characterized in that: and a locking screw (541) of the butterfly bolt (54) sequentially penetrates through the first connecting hole (513) of the pipe cover (51), the second connecting hole (523) of the pipe seat (52) and the spring (53) to be in threaded connection with the internal thread hole (43) of the handle mounting seat (4).

7. The brush cutter rotatable folding handle structure of claim 3 or 6, characterized in that: the connecting column (522) is arranged on the tube seat (52), the reinforcing ribs (525) are arranged around the connecting column (522), and the second connecting hole (523) is arranged in the center of the connecting column (522).

8. The brush cutter rotatable folding handle structure of claim 1 or 2, characterized in that: a first mounting hole (526) is arranged in the middle of the second groove (521).

9. The brush cutter rotatable folding handle structure of claim 1, characterized in that: the anti-skid handle is characterized in that an anti-skid part (21) is arranged on the left handle (2), and the anti-skid part (21) is composed of a plurality of soft silica gel anti-skid small protrusions (211).

10. The brush cutter rotatable folding handle structure of claim 1, characterized in that: the handle mounting seat (4) is arranged at the upper end of one side of the brush cutter damping structure (7).

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