CN212127227U - A device for lifting ancient trees - Google Patents

Abstract

The utility model discloses a device for hoisting ancient trees, which comprises a crane body, a balancing device and a protecting device, wherein the hoisting end of the crane body is connected with the balancing device, the balancing device is detachably connected with the protecting device, the protecting device comprises a hoop part and a hook part, a steel ring is arranged in the hoop part, a plurality of steel ring grooves for placing rubber mats are arranged on the inner side of the steel ring, and a plurality of biting grooves are arranged on the rubber mats; and a bolt hole is arranged between two adjacent steel ring grooves, and an adjusting piece is arranged in the bolt hole to adjust the size of the protection device. The utility model discloses can realize lifting by crane steadily ancient trees, freely adjust protection device in a flexible way according to the on-the-spot needs moreover, let protection device to the block of trees complete stability when lifting by crane, effectively protect the bark simultaneously not damaged by the lifting rope to it is more stable when lifting by crane, and nimble convenient.

Description

A device for lifting ancient trees

technical field

The utility model relates to the technical field of forestry auxiliary equipment, in particular to a device for lifting ancient trees.

Background technique

At present, when lifting saplings in forest areas and encountering hard soil, cranes are often used to lift saplings, which requires a lot of manpower and material resources during the lifting process, and the work efficiency of the staff cannot be improved. People usually choose to use A rope is used to tie the trunk of the tree, and then the power device is used to pull the tree to lift the tree. In this process, the branches of the tree are often torn off by the traction rope, resulting in the death of the tree; or the trunk slips, making it difficult to lift; in order to improve the For this problem, the Chinese utility model patent "Special Lifting Device for Forestry Saplings" with the patent application number 201720307927.9 is provided with a tree branch protection device, which can fix the tree trunk without damaging the tree branches, but the tree branch protection device cannot. Adjust according to the size of the trunk, and a single branch is easy to shake when it is lifted, which can easily cause the single branch to be over-stressed and broken. In order to improve the lifting of trees by a single-line lifting rope, it is very easy to skew when lifting, and there is a phenomenon of unstable lifting. The Chinese invention patent "A Large Tree Lifting Device" with the patent application number of 201710651010.5 proposes to adjust according to needs. The length of the second driving rod, the bottom of the two connecting rods are provided with the design of the locking bar, which is beneficial to the drive motor to drive the spool to rotate, so that the trees on the hook can be stretched and lifted, and the inside of the locking bar can be moved. , to prevent shaking during lifting; but it cannot lift all branches, trunks, roots, etc. at the same time, and there is still a problem of tilting and shaking, especially when the leaves are flowing, or some kind of bark is thin and easily detached from the xylem damage to trees.

Utility model content

The purpose of the utility model is to propose a device for lifting ancient trees in order to solve the shortcomings existing in the prior art.

In order to achieve the above purpose, the present invention provides a device for lifting ancient trees, including a crane body, a balancing device and a protection device. The hoisting end of the crane body is connected to the balancing device, and the balancing device is connected to the protection device. Removable connection, the protection device includes a hoop part and a hook part, a steel ring is arranged in the hoop part, and it is characterized in that a plurality of steel ring grooves for placing rubber pads are opened on the inner side of the steel ring, so The rubber pad is provided with a plurality of bite grooves;

A bolt hole is arranged between two adjacent steel ring grooves. The bolt hole is divided into a first bolt hole and a second bolt hole. The first bolt hole communicates with both sides of the inner and outer diameters of the steel ring, and the second bolt hole The holes are opened on the steel ring wall perpendicular to the inner and outer diameters of the steel ring, and are perpendicular to the first bolt holes, and the first bolt holes and the second bolt holes are opened separately or simultaneously;

The size of the protective device can be adjusted by inserting an adjustment piece in the bolt hole.

Preferably, in the above technical solution, the adjustment member is composed of an adjustment rod and a protection rod, one end of the adjustment rod is connected to the protection rod, and the other end of the adjustment rod is provided with a plurality of adjustment holes. After the other end can be inserted into the first bolt hole and protrude from the outside of the steel ring, a fixing post can be inserted into the extended adjustment hole to connect the first adjustment piece with the steel ring.

Preferably, in the above technical solution, the side of the protection rod facing the center of the steel ring is an arc surface.

Preferably, in the above technical solution, the adjusting member is composed of a limit rod and a fixed seat;

Wherein, the fixing seat is provided with a first fixing hole, and the first fixing hole is aligned with the second bolt hole, and a bolt or other locking member can be locked to fix the fixing seat and the steel ring;

One end of the limiting rod is provided with a limiting column, a plurality of limiting holes are set on the limiting rod, and a second fixing hole is arranged on the fixing seat, and the limiting hole is aligned with the second fixing hole. Lock the limit bolt to adjust the length of the limit rod extending into the inner diameter of the steel ring.

Preferably, in the above technical solution, the contact surface between the fixing seat and the outer side of the steel ring is set as a fixing groove, and the side of the fixing groove facing the center of the steel ring is arc-shaped.

Preferably, in the above technical solution, the hook portion of the protection device includes a sleeve, a connecting end disposed at one end of the sleeve, and a second hook, and the sleeve, the connecting end and the second hook are integrally made of steel. formed;

The sleeve is provided with a first set of holes and a second set of holes that are perpendicular to each other. Insert the fixing part of the hoop part, align the third bolt hole on the fixing part with the first set of holes, and lock the bolt to connect the hoop part and the hook part.

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

1. The utility model can realize the stable lifting of ancient trees, and can adjust the protection device flexibly and freely according to the needs of the site, so that the protection device can completely and stably jam the tree when lifting, and at the same time effectively protect the bark from being damaged by the sling, and Make it more stable when lifting.

2. In the utility model, the optimal balance distribution scheme of gravity can be selected under the interaction of the protection device and the balance device, which further ensures the safety and stability of the lifting, and is flexible and convenient.

Description of drawings

1 is a schematic diagram of the structure of a device for lifting an ancient tree according to the present invention;

Fig. 2 is the first structural schematic diagram of the protection device according to the present invention;

Fig. 3 is the second structure schematic diagram of the protection device according to the present invention;

FIG. 4 is a schematic structural diagram of a rubber pad according to the present invention;

Fig. 5 is the first structural schematic diagram of the adjusting member according to the present invention;

Fig. 6 is the third structural schematic diagram of the protection device according to the present invention;

Fig. 7 is the second structure schematic diagram of the adjusting member according to the present utility model;

Fig. 8 is the second structure schematic diagram of the hook portion according to the present invention;

FIG. 9 is a schematic diagram of the fourth structure of the protection device according to the present invention.

Description of main reference signs:

1- Crane body, 2- Balance device, 21- Hook hole, 3- Protection device, 31- Steel ring, 32- Steel ring groove, 33- Rubber pad, 331- Biting groove, 34- First bolt hole, 341- Adjustment rod, 342-protection rod, 343-adjustment hole, 35-second bolt hole, 36-third bolt hole, 37-movable joint, 38-first hook, 39-fixed part, 41-limiting rod, 410 -Limiting hole, 411-Limiting post, 412-Limiting bolt, 42-Fixing seat, 420-First fixing hole, 421-Second fixing hole, 422-Fixing groove, 51-Sleeve, 52-First Set of holes, 53-second set of holes, 54-connection end, 55-second hook, 6-carriage flat car.

Detailed ways

The specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific embodiments.

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention.

It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

In the description of the present invention, it should be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", The orientation or positional relationship indicated by "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the purpose of It is for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as a limitation of the present invention.

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

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a connectable connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediate medium, and it can be the internal communication of two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

As shown in FIG. 1, a device for lifting ancient trees of the present invention includes a crane body 1, a balance device 2 and a protection device 3. The end of the suspending rope (lifting end) of the crane body 1 is connected with the balance device 2 to protect the The device 3 is detachably connected to the balancing device 2 . In order to facilitate the direct bearing of the lifted ancient tree, a load-carrying flat car 6 can also be provided at the rear end of the crane body 1 . When the end of the hanging rope of the crane body 1 is connected with the balance device 2, its connection position is preferably at the center of gravity of the balance device 2, so that the crane body 1 can keep the balance and stability when it is hoisted; the balance device 2 is cylindrical, or can be Square plate shape or other shapes, in this embodiment, a cylindrical balancing device 2 is selected. The top of the cylindrical balancing device 2 is connected to the hanging rope of the crane body 1, and the lower part of the balancing device 2 is provided with a plurality of hooks The number of the holes 21 and the hook holes 21 can be set as required, preferably six, which are evenly distributed around the balance device 2 . In this embodiment, the crane body 1 is preferably a crane that can be directly purchased in the market, and can also be "A Crane" as disclosed in Chinese Utility Model Patent Application No. 201720266481.X, or other similar cranes. The protection device is composed of a hoop part and a hook part, and the hoop part and the hook part of the protection device can be integrated or separated.

Further, in this embodiment, the structure of the first protection device 3 shown in FIG. 2 can be used in the structure of the tree branch fixing device 7 disclosed in the Chinese utility model patent "Special Lifting Device for Forest Saplings" of 201720307927.9. The first hook 38 is added, the first hook 38 is integrally formed with the steel ring 31 of the protection device 3, and a plurality of bite grooves 331 are provided on the rubber pad 33 of the steel ring 31 that is fixed and bonded internally (as shown in the figure for details). 4), the bite groove 331 extends into the steel ring 31 in a funnel shape, but does not exceed 2/3 of the thickness of the rubber pad 33, which is used to increase the friction surface with the trunk and branches on the one hand, reduce sliding, and Or when the branches are large, the steel ring 31 is stretched due to the presence of the bite grooves 331, and the bite grooves 331 further bite the trunk and branches, which is beneficial to stably balance the trunk and branches and protect the tree when hoisted. The skin is not damaged. Further rubber pads 33 can be made from discarded tires, or can be made of other plastic products.

Further, in this embodiment, the structure of the second type of protection device 3 shown in FIG. 3 is different from the structure of the first type of protection device 3 in that the inner side of the clamp-type steel ring 31 is provided with a plurality of rubber pads. The steel ring groove 32 of 33 is used to place the rubber pad 33. In order to enable the protection device 3 to adjust the inner diameter according to the size of the trunk and branches, a first bolt hole 34 is set between two adjacent steel ring grooves 32, and the second A bolt hole 34 is connected to both sides of the inner and outer diameters of the steel ring 31, and a first adjustment member is inserted into the first bolt hole 34 to adapt to the size of the trunk and branches; more specifically, the first adjustment member can be used as shown in the figure In the structure shown in Fig. 5, the shape of the adjusting member is in a T-shape, and is composed of an adjusting rod 341 and a protection rod 342. One end of the adjusting rod 341 is connected to the protection rod 342, and the other end of the adjusting rod 341 is provided with a plurality of adjusting holes 343. , the other end of the adjusting rod 341 can be inserted into the first bolt hole 34 and protruding from the outside of the steel ring 31, and then insert a fixing post into the protruding adjusting hole 343 to firmly connect the first adjusting piece and the steel ring 3, and it can also be used in the field. Objects similar to pins can be used to insert on the spot. A further preferred side of the protection rod 342 toward the center of the steel ring 3 (the side in contact with the tree trunk) is a circular arc surface. It should be noted that, when using this kind of protection device 3, it is necessary to first judge the size of the trunk and branches before determining whether to increase the adjustment parts. When the trunk and branches are too small and need to add adjustment parts, the adjustment parts need to be installed first The steel ring 31 is inserted into the trunk or branch, so as to further adjust the inner diameter through the adjustment hole 343 to meet the needs of the site.

Further, in this embodiment, the structure of the third protection device 3 shown in FIG. 6 is different from the structure of the second protection device 3 in that a second protection device 32 is provided between adjacent steel ring grooves 32 . The bolt hole 35, the second bolt hole 35 is opened on the steel ring wall perpendicular to the inner and outer diameter of the steel ring 31 (the second bolt hole 35 and the first bolt hole 34 are perpendicular to each other), and in order to adjust the size of the protection device 3 The adjusting member is the structure shown in FIG. 7 . The second adjusting member is composed of a limit rod 41 and a fixed seat 42 . One end of the limit rod 41 is provided with a limit post 411 , and the end face of the limit post 411 (with the The surface that the tree trunk contacts) is preferably a frosted surface, and the other end of the limit rod 41 is movably connected to the fixed seat 42, specifically by opening a plurality of limit holes 410 on the limit rod 41, and at the same time, the fixed seat 42 is provided with a second fixed seat 42. The hole 421, the limit hole 410 is aligned with the second fixing hole 421, and then the limit bolt 412 is locked to adjust the length of the limit rod 41 extending into the inner diameter of the steel ring 31, thereby adjusting the size of the protection device 3 to fit the trunk and branches. the size of. In order to enable the fixing base 42 to be fixedly mounted on the steel ring 31 , the fixing base 42 is provided with a first fixing hole 420 , and the first fixing hole 420 is aligned with the second bolt hole 35 to lock the fixing base 42 with bolts or other locks. Fixed with steel ring 31. Further, in order to make the contact between the fixing seat 42 and the outer side of the steel ring 31 more closely, an arc-shaped fixing groove 422 is preferably formed, and specifically the side facing the center of the steel ring is arc-shaped. The limiting rod 41 and the fixing seat 42 can be made of plastic or other flexible materials. When used for lifting trees with smooth trunks or branches, several rubber pads 33 can be placed between the limit post 411 and the steel ring 31 to further increase the contact surface with the trunk or branches, and at the same time increase friction and anti-slip. . And the limit rod 41 can also be replaced by the first type of adjustment member.

Further, in this embodiment, in order to better adapt and maintain and replace parts, the hook part in the structure of FIG. 1 is improved, and the hoop part and the hook part of the protection device 3 are disassembled, and the hoop part can be shown in the figure. 2. As shown in FIG. 3 and FIG. 5, the hook part is shown in FIG. 8, which includes a sleeve 51, a connecting end 54 arranged at one end of the sleeve 51 and a second hook 55, the sleeve 51, the connecting end 54 and the second hook 55. The hook 55 is integrally formed of steel, the sleeve 51 is provided with a first set of holes 52 and a second set of holes 53 that are perpendicular to each other, and the second set of holes 53 extends into the first set of holes 52 from the other end face of the sleeve 51 The second set of holes 53 is inserted into the fixing part 39 of the hoop part, so that the third bolt hole 36 on the fixed part 39 corresponds to the first set of holes 52, and then a bolt or other lock is inserted to connect the hoop part and the hook part. Secure connection.

Further, the protection device 3 can also be a fourth structure as shown in FIG. 9 , which can be movably disassembled through the movable joint 37, which is used to adapt when the trunk is too large (larger than the original inner diameter of the protection device 3). , adjust the protective device 3 through the movable joint 37, at this time, the hook adopts an S-shaped double-end hook, one end hooks into the third bolt hole (or hooks the lock inserted into the third bolt hole), and the other end hooks into the third bolt hole The hook hole 21 on the balancing device 2. The movable joint 37 can be hinged or other connection methods that can divide the hoop part into at least two parts.

It should be noted that, no matter in any of the structures shown in FIGS. 2 , 3 , 5 and 9 , the first bolt hole and the second bolt hole are opened separately or simultaneously.

When it needs to be explained, before lifting, select the optimal balance distribution scheme of gravity according to the number of used protection devices 3 (the number of trunks and branches), and then hang the hooks into the corresponding hook holes on the corresponding balance device 2. 21 to further ensure that the lifting balance is stable.

To sum up, the utility model can realize the stable lifting of ancient trees, and the protection device can be flexibly and freely adjusted according to the needs of the site, so that the protection device can be completely and stably stuck to the tree when lifting, and at the same time effectively protect the bark from the hanging rope. damage and make it more stable when lifting. At the same time, under the interaction of the protection device and the balance device, the optimal balance distribution scheme of gravity can be selected, which further ensures the safety and stability of the lifting, and is flexible and convenient.

The model, structure, shape and connection relationship of the components that are not described in this specification are all realized by the prior art, and belong to common knowledge.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. These descriptions are not intended to limit the invention to the precise form disclosed, and obviously many changes and variations are possible in light of the above teachings. The exemplary embodiments were chosen and described for the purpose of explaining certain principles of the invention and its practical applications, to thereby enable those skilled in the art to make and utilize various exemplary embodiments of the invention and various Different choices and changes. The scope of the present invention is intended to be defined by the claims and their equivalents.

Claims (6)

1. A device for hoisting ancient trees, comprising a crane body, a balancing device and a protection device, the hoisting end of the crane body is connected to the balancing device, the balancing device and the protection device are detachably connected, and the protection The device includes a hoop part and a hook part, wherein a steel ring is arranged in the hoop part, and it is characterized in that a plurality of steel ring grooves for placing rubber pads are opened on the inner side of the steel ring, and a plurality of bites are opened on the rubber pad. groove; A bolt hole is arranged between two adjacent steel ring grooves. The bolt hole is divided into a first bolt hole and a second bolt hole. The first bolt hole communicates with both sides of the inner and outer diameters of the steel ring, and the second bolt hole The holes are opened on the steel ring wall perpendicular to the inner and outer diameters of the steel ring, and are perpendicular to the first bolt holes, and the first bolt holes and the second bolt holes are opened separately or simultaneously; The size of the protective device can be adjusted by inserting an adjustment piece in the bolt hole. 2 . The device for lifting ancient trees according to claim 1 , wherein the adjusting member is composed of an adjusting rod and a protection rod, one end of the adjusting rod is connected with the protection rod, and the other end of the adjusting rod is provided with the protection rod. 3 . There are a plurality of adjustment holes, the other end of the adjustment rod can be inserted into the first bolt hole and protruded from the outside of the steel ring, and then a fixing post is inserted into the extended adjustment hole to connect the first adjustment piece with the steel ring . 3 . The device for lifting ancient trees according to claim 2 , wherein the side of the protection rod facing the center of the steel ring is a circular arc surface. 4 . 4. The device for lifting an ancient tree according to claim 1, wherein the adjusting member is composed of a limit rod and a fixed seat; Wherein, the fixing seat is provided with a first fixing hole, and the first fixing hole is aligned with the second bolt hole, and a bolt or other locking member can be locked to fix the fixing seat and the steel ring; One end of the limiting rod is provided with a limiting column, a plurality of limiting holes are set on the limiting rod, and a second fixing hole is arranged on the fixing seat, and the limiting hole is aligned with the second fixing hole. Lock the limit bolt to adjust the length of the limit rod extending into the inner diameter of the steel ring. 5 . The device for lifting ancient trees according to claim 4 , wherein the contact surface between the fixing base and the outer side of the steel ring is set as a fixing groove, and the fixing groove faces the side of the center of the steel ring. 6 . Curved. 6 . The device for lifting ancient trees according to claim 1 , wherein the hook part of the protection device comprises a sleeve, a connecting end arranged at one end of the sleeve and a second hook, the sleeve, the The connecting end and the second hook are integrally formed with steel; The sleeve is provided with a first set of holes and a second set of holes that are perpendicular to each other. Insert the fixing part of the hoop part, align the third bolt hole on the fixing part with the first set of holes, and lock the bolt to connect the hoop part and the hook part.

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