CN112293203A

CN112293203A - Forestry fir felling directional dumping auxiliary device

Info

Publication number: CN112293203A
Application number: CN202011126739.9A
Authority: CN
Inventors: 来利冰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-02-02

Abstract

The invention belongs to the technical field of forestry felling, in particular to a directional toppling auxiliary device for forestry fir felling, aiming at the problem that most of the existing directional toppling auxiliary devices for felling are provided with a support frame, the bottom end of the support frame is inserted into soil, once a tree falls down, a fixing device inserted into the ground can be suddenly pulled up and careless, and fellers can be injured, the invention provides the following scheme, which comprises a timber pile nailed near the root of one side of the tree to be felled, a female barrel with an upward opening and a cuboid structure as a whole, and a first clamp and a second clamp which are hinged together. When the tree support device is used and a tree needs to be jacked and supported, the tree trunk can be propped against the tree trunk only by the aid of the first hoop and the second hoop and then by means of adjusting the transmission screw, and the propping block can automatically separate from the first hoop and the second hoop at the moment when the tree trunk is cut, so that the support device is prevented from being dragged away together, and safety of the device is improved.

Description

Forestry fir felling directional dumping auxiliary device

Technical Field

The invention relates to the technical field of forestry felling, in particular to an auxiliary device for directional dumping of forestry fir felling.

Background

At present, in the felling operation, people use saws more and more commonly, people use the saws to saw trees to manufacture furniture, most of electric saws used in the market at present are used for felling trees, and small trees are sawn by using saw blades manually pulled, but in the process of sawing the trees, the electric saws and the manual saw blades can clamp and press the saw blades, and when the saw blades of the electric saws are clamped and pressed, a motor can be damaged; when the saw blade is manually pulled to be blocked and pressed, the labor of workers is greatly consumed.

The problem that trees topple over can appear when many saw trees in addition, sometimes fall to the place that does not have the people and still good, if fall to someone's place and injure the people not only to claim for but also harm life, so want to make trees topple over to own appointed direction, but also can not suffer the card pressure of trees at saw tree in-process saw blade, provide a thrust unit for directional toppling over of logging in-process for this reason.

Disclosure of Invention

Based on the technical problem that most of existing felling auxiliary dumping devices are provided with a support frame, the bottom end of the support frame is inserted into soil, once a tree falls down, a fixing device inserted into the ground can be suddenly pulled up and careless, and fellers can be injured.

The invention provides an auxiliary device for directional dumping of fir trees in forestry, which comprises a timber pile nailed near the root of one side of the trees to be felled to avoid dumping, a female barrel with an upward opening and a cuboid structure as the whole appearance, and a first clamp and a second clamp which are hinged together, wherein a convex block is reserved at one end of the first clamp and the second clamp far away from a hinge joint, a top tooth groove is formed at one side of the two convex blocks far away from a trunk and close to the middle, notches which are coaxially distributed are formed in the upper surface and the lower surface of the two convex blocks, a fastening bolt is fixed between the notches between the two convex blocks, a bearing fixing seat is arranged on the outer wall of the timber pile close to the bottom end, mutually symmetrical conical roller bearings are respectively clamped on the upper surface and the lower surface of the bearing fixing seat, a same support rod is rotatably connected between the two conical roller bearings, and a chamfer is, and a female barrel with an upward opening is fixed on the surface of the oblique cutting surface, a round hole is formed in the top end of the female barrel, an internal thread pipe is rotatably connected in the round hole, a transmission screw rod is rotatably connected in the internal thread pipe, a supporting block is sleeved at the top end of the transmission screw rod, and supporting teeth matched with the supporting block are reserved on one side, close to a supporting tooth socket, of the supporting block.

As the preferable scheme in the invention, vertical V-shaped grooves are formed in the inner sides of the first clamp and the second clamp far away from the hinge point, and protection plates are inserted in the V-shaped grooves.

As the preferable scheme in the invention, two C-shaped abutting rings are fixed on one side of the bearing fixing seat close to the timber pile, and anti-skid nails are inserted into the upper surface of the bearing fixing seat close to the edge.

As a preferable scheme in the invention, an inclined hole is fixed on one side of the abutting block, which is far away from the abutting tooth, and the diameter of the inclined hole is matched with that of the transmission screw rod.

As a preferable scheme in the invention, a guide block with an opening at the bottom of an inner cavity is fixed at the bottom end of the transmission screw rod, a rotating shaft is rotatably connected inside the guide block close to the bottom end, and a non-return hook and a torsion spring are respectively sleeved on the outer wall of the rotating shaft.

As the preferable scheme in the invention, a sinking groove is formed in one side of the inner wall of the female barrel, which is close to the tip end of the non-return hook, and a rack is clamped in the sinking groove.

As the preferable scheme of the invention, a through hole is formed in one side, far away from the rack, of the guide block, and through holes distributed at equal intervals are formed in one side, close to the through hole, of the mother barrel.

As a preferable scheme in the invention, two insert rings which are centrosymmetric to each other are fixed at the top end of the internal threaded pipe close to the edge, and insert rods are inserted in the two insert rings.

As a preferable scheme in the invention, folding rods are hinged to the two ends of the inserting rods, which are opposite to each other.

The beneficial effects of the invention are as follows:

1. this kind of forestry fir cuts directional auxiliary device that emptys, through setting up the piece of supporting at the surface of clamp one and the top tooth's socket cooperation joint of clamp two sides, can push up when needs trees and move the support when using, only need hold the trunk tightly with clamp one and clamp two earlier, later readjustment drive screw can support the trunk, in the twinkling of an eye when the trunk is cut, support the piece can break away from with clamp one and clamp two are automatic, avoid pulling strutting arrangement together away, the security that has improved the device.

2. This kind of forestry fir cuts directional auxiliary device that emptys through the guide block that sets up and its inside non return colludes, can have a locking mechanism who prevents to gliding in its bottom when drive screw pushes up when using, has improved drive screw's auto-lock effect, for the self-locking function of screw thread alleviates the burden, can also the effectual screw thread of protection auto-lock screw rod not damaged reduce the atress of screw thread.

3. This kind of forestry fir cuts down directional auxiliary device that emptys through setting up perforation and the through-hole on the guide block surface, can need cancel the non return when using collude and the locking between the rack, only need to pass the through-hole in proper order with little round bar and perforate can collude the non return with the interlock position separation of rack, later the internal thread pipe of rethread counter-rotation can drive the drive screw rod and withdraw.

4. This kind of forestry fir fells directional auxiliary device of empting through setting up the folding rod that articulates on taking out the pole to can rotate the internal thread pipe when using, if the resistance is too big only need straighten the folding rod, increased the length of power arm, make to rotate more laborsavingly.

The parts which are not involved in the device are the same as or can be realized by adopting the prior art, the invention has the advantages of simple structure and convenient and fast installation, and the supporting structure is in movable contact with the trunk, so that the connection is not generated, thereby having high safety.

Drawings

FIG. 1 is a schematic cross-sectional view of an auxiliary device for directional dumping of fir tree felling in forestry according to the present invention;

FIG. 2 is a schematic view of the overall structure of a hoop of an auxiliary device for directional dumping during cutting of fir trees in forestry, which is provided by the present invention;

FIG. 3 is a schematic view of a partial cross-sectional structure of a main barrel of an auxiliary device for directional dumping during cutting of fir trees in forestry, according to the present invention;

FIG. 4 is an enlarged schematic structural view of the position A in FIG. 1 of an auxiliary device for directional dumping during cutting of fir trees in forestry, according to the present invention;

FIG. 5 is an enlarged schematic structural view of the auxiliary device for directional dumping of fir tree cutting in forestry shown in FIG. 1.

In the figure: 1 mother barrel, 2 guide blocks, 3 non-return hooks, 4 through holes, 5 through holes, 6 transmission screw rods, 7 internal threaded pipes, 8 folding rods, 9 inserted rods, 901 inserted rings, 10 abutting blocks, 1001 inclined holes, 1002 abutting teeth, 11 tooth jacking grooves, 12 convex blocks, 13 gaps, 1301 anti-skidding grooves, 14 protection plates, 15 racks, 16 revolving shafts, 1601 torsion springs, 17 conical roller bearings, 18 support rods, 19 bearing fixing seats, 20C-shaped abutting rings, 21 timber piles, 22 clamp I, 23 clamp II and 24 fastening bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-5, an auxiliary device for directional dumping of fir tree in forestry comprises a stake 21 nailed near the root of one side of the tree to be felled, a mother barrel 1 with an upward opening and a cuboid structure as a whole, and two hoops 22 and two hoops 23 hinged together, wherein a convex block 12 is reserved at one end of each hoop 22 and each hoop 23 away from a hinge point, a top tooth groove 11 is reserved at one side of each convex block 12 away from a trunk and close to the middle, notches 13 are coaxially distributed on the upper surface and the lower surface of each convex block 12, a fastening bolt 24 is fixed between the notches 13 between the two convex blocks 12, a bearing fixing seat 19 is arranged at the outer wall of the stake 21 close to the bottom end, conical roller bearings 17 which are symmetrical to each other are respectively clamped on the upper surface and the lower surface of the bearing fixing seat 19, a same support rod 18 is rotatably connected between the two conical roller bearings 17, the top of bracing piece 18 is provided with the scarf, and the fixed surface of scarf has the ascending female bucket 1 of opening, the top of female bucket 1 is opened has the round hole, and swivelling joint has internal thread pipe 7 in the round hole, and the inside swivelling joint of internal thread pipe 7 has drive screw 6, drive screw 6's top has cup jointed support piece 10, and support piece 10 is close to one side of pushing up tooth's socket 11 and reserves the tooth 1002 that supports with it looks adaptation, thereby can be when needing trees to push up when moving the support when using, only need earlier hold the trunk tightly with clamp one 22 and clamp two 23, later adjust drive screw 6 again and can support the trunk, in the twinkling of an eye when the trunk is cut, support piece 10 can automatic break away from with clamp one 22 and clamp two 23, avoid pulling the strutting arrangement together, the security of device has been improved.

In the invention, vertical V-shaped grooves are formed in the inner sides of the first clamp 22 and the second clamp 23 far away from the hinged point, and the protection plates 14 are inserted in the V-shaped grooves, so that the contact area between the clamps and barks can be increased when the tree trunk is used, the static friction force is increased, and the trunk is prevented from being damaged when the tree trunk is fastened.

Wherein, one side that bearing fixing base 19 is close to stake 21 is fixed with two C shapes and supports ring 20, and bearing fixing base 19's upper surface is close to the edge and all pegs graft and have the antiskid nail to can look for the fixed point that strutting arrangement is close to ground in a flexible way when using, and can ensure that the bottom of female bucket 1 can not skid, improve stable effect.

Wherein, the side of the abutting block 10 far away from the abutting tooth 1002 is fixed with an inclined hole 1001, and the diameter of the inclined hole 1001 is matched with the diameter of the transmission screw 6, so as to provide a thrust for the abutting block 10 tightly when in use.

The bottom end of the transmission screw rod 6 is fixedly provided with a guide block 2 with an opening at the bottom of an inner cavity, the inner part of the guide block 2 close to the bottom end is rotatably connected with a rotating shaft 16, and the outer wall of the rotating shaft 16 is respectively sleeved with a check hook 3 and a torsion spring 1601.

Wherein, the inner wall of female bucket 1 is close to one side that the most advanced that the non return colluded 3 is opened there is the heavy groove, and the heavy inslot joint has rack 15 to there is a locking mechanism who prevents to glide in its bottom when drive screw 6 pushes up when using, has improved drive screw 6's auto-lock effect, alleviates the burden for the auto-lock function of screw thread, and the screw thread that can also effectual protection auto-lock screw rod is not impaired reduces the atress of screw thread.

Wherein, the one side of keeping away from rack 15 of guide block 2 is opened there is the perforation 4, and female barrel 1 is close to the one side of perforation 4 and is opened the through-hole 5 that the equidistance distributes to when can needing to withdraw the locking between non return hook 3 and rack 15 when using, only need to pass through-hole 5 and perforation 4 in proper order with the small circle pole and can be with the non return hook 3 with the interlock position separation of rack 15, later the internal thread pipe 7 of rethread counter rotation can drive screw 6 and withdraw.

The working principle is as follows: when the supporting device is used, when a tree is required to be jacked and supported, the tree trunk can be propped against only by the first hoop 22 and the second hoop 23, then the tree trunk can be propped against by adjusting the transmission screw 6, and when the tree trunk is cut down, the propping block 10 can automatically separate from the first hoop 22 and the second hoop 23, so that the supporting device is prevented from being dragged away together, and the safety of the device is improved.

Example 2

Referring to fig. 1 and 5, the directional toppling auxiliary device for cutting down fir trees in forestry of this embodiment is compared with embodiment 1, and further includes two insertion rings 901 that are centrosymmetric to each other and are fixed at the top end of the internal threaded pipe 7 near the edge, and insertion rods 9 are inserted into the two insertion rings 901.

Wherein, the one end that two inserted bar 9 carried on the back mutually all articulates there is folding rod 8 to can be when using need rotate internal thread pipe 7, only need straighten folding rod 8 if the resistance is too big, increased the length of power arm, make to rotate more laborsavingly.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The auxiliary device for directional dumping during cutting of the fir trees in the forestry comprises a timber pile (21) nailed near the root of one side of the tree to be cut to avoid dumping, a female barrel (1) with an opening upwards and a cuboid structure in the whole shape, and a first clamp (22) and a second clamp (23) which are hinged together, and is characterized in that a convex block (12) is reserved at one end of each of the first clamp (22) and the second clamp (23) far away from a hinge point, a top tooth groove (11) is formed in the middle of one side of each of the two convex blocks (12) far away from a trunk, notches (13) which are coaxially distributed are formed in the upper surface and the lower surface of each of the two convex blocks (12), a fastening bolt (24) is fixed between the notches (13) between the two convex blocks (12), a bearing fixing seat (19) is arranged on the outer wall of the timber pile (21) close to the bottom end, and conical roller bearings (17) which are symmetrical to each other are clamped, two it is connected with same root bracing piece (18) to rotate between tapered roller bearing (17), the top of bracing piece (18) is provided with the scarf, and the fixed surface of scarf has ascending female bucket (1) of opening, open on the top of female bucket (1) has the round hole, and rotate in the round hole and be connected with internal thread pipe (7), and the internal rotation of internal thread pipe (7) is connected with drive screw (6), and the top cover of drive screw (6) has connect and has supported piece (10), and support one side that piece (10) are close to top tooth's socket (11) and reserve tooth (1002) that supports that has the looks adaptation with it.

2. The directional toppling auxiliary device for the fir tree felling in the forestry as claimed in claim 1, wherein the inner sides of the first clamp (22) and the second clamp (23) far away from the hinge point are both provided with vertical V-shaped grooves, and the protection plates (14) are inserted into the V-shaped grooves.

3. The directional toppling auxiliary device for forest fir cutting according to claim 1, wherein two C-shaped retaining rings (20) are fixed on one side of the bearing fixing seat (19) close to the wooden pile (21), and anti-skid nails are inserted into the upper surface of the bearing fixing seat (19) close to the edge.

4. The directional dumping auxiliary device for the forest fir tree felling as claimed in claim 1, wherein an inclined hole (1001) is fixed on one side of the abutting block (10) far away from the abutting tooth (1002), and the diameter of the inclined hole (1001) is matched with the diameter of the transmission screw (6).

5. The directional dumping auxiliary device for the forest fir tree cutting according to claim 1, wherein a guide block (2) with an opening at the bottom of a cavity is fixed at the bottom end of the transmission screw rod (6), a rotating shaft (16) is rotatably connected to the inner part of the guide block (2) close to the bottom end, and a check hook (3) and a torsion spring (1601) are respectively sleeved on the outer wall of the rotating shaft (16).

6. The directional dumping auxiliary device for the forest fir tree felling as claimed in claim 5, wherein a sink groove is formed on one side of the inner wall of the primary barrel (1) close to the tip end of the non-return hook (3), and a rack (15) is clamped in the sink groove.

7. The directional dumping auxiliary device for the forest fir tree felling according to claim 6, characterized in that the side of the guide block (2) far away from the rack (15) is provided with a through hole (4), and the side of the mother barrel (1) near the through hole (4) is provided with through holes (5) distributed at equal intervals.

8. The directional dumping auxiliary device for the felling of the fir trees in the forest as claimed in claim 1, wherein two insertion rings (901) which are centrosymmetric to each other are fixed at the top end of the internal thread tube (7) near the edge, and insertion rods (9) are inserted into the two insertion rings (901).

9. A directional toppling auxiliary device for fir tree felling in forestry as claimed in claim 8, wherein the opposite ends of the two insertion rods (9) are hinged with folding rods (8).