CN212127227U - Device for hoisting 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

Device for hoisting ancient trees

Technical Field

The utility model relates to a forestry auxiliary assembly technical field, in particular to lift by crane device of ancient trees.

Background

At present, when a sapling in a forest area is hoisted to meet hard soil, a crane is often used for hoisting the sapling, a large amount of manpower and material resources are needed in the hoisting process, the working efficiency of workers cannot be improved, people usually choose to use a rope to bolt a trunk, and then draw the trunk by using a power device, so that the tree is lifted, and the process often meets the condition that branches of the tree are torn off by a drawing rope to cause the tree to die; or the trunk slides, so that the lifting is difficult; in order to improve the problem, chinese utility model patent ' special hoisting accessory of forestry sapling ' that patent application number is 201720307927.9 has set up trees branch protection device, and it can fix the trunk, and can not harm the trees branch, nevertheless this trees branch protection device can't reconcile to the size of trunk, and single branch also rocks easily when lifting by crane, very easily causes single branch to concentrate the too heavy fracture of atress. In order to improve the problem that the trees are lifted by a single-line lifting rope, so that the trees are easy to be skewed during lifting and unstable during lifting, the Chinese invention patent 'a large-scale tree lifting device' with the patent application number of 201710651010.5 proposes that the length of a second driving rod is adjusted according to needs, and the bottoms of two connecting rods are provided with clamping strips, so that a driving motor is favorable for driving a spool to rotate, the trees on a clamping hook are stretched and lifted, clamped into the clamping strips to move, and the trees are prevented from shaking during lifting; however, the lifting device can not lift all branches, trunks, roots and the like simultaneously, and still has the problem of inclined shaking, particularly when leaves flow, or certain tree species with thin barks and easy separation from xylem are damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a device for lifting ancient trees.

In order to achieve the purpose, the utility model provides 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, and the device is characterized in that 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;

a bolt hole is arranged between two adjacent steel ring grooves and is divided into a first bolt hole and a second bolt hole, the first bolt hole is communicated with the two sides of the inner diameter and the outer diameter of the steel ring, the second bolt hole is arranged on the wall of the steel ring vertical to the inner diameter and the outer diameter of the steel ring and is vertical to the first bolt hole, and the first bolt hole and the second bolt hole are independently arranged or are simultaneously arranged together;

the size of the protective device can be adjusted by placing an adjusting piece in the bolt hole.

Preferably, in the above technical scheme, the adjusting part is composed of an adjusting rod and a protecting rod, one end of the adjusting rod is connected with the protecting rod, the other end of the adjusting rod is provided with a plurality of adjusting holes, the other end of the adjusting rod can be placed into the first bolt hole and extend out of the outer side of the steel ring, and then the fixing column is inserted into the extending adjusting hole to connect the first adjusting part with the steel ring.

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

Preferably, in the above technical scheme, the adjusting member is composed of a limiting rod and a fixing seat;

a first fixing hole is formed in the fixing seat, and a bolt or other locking pieces can be locked into the first fixing hole and the second bolt hole 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 formed in the limiting rod, a second fixing hole is formed in the fixing seat, and a limiting bolt is locked into the limiting hole after the limiting hole is aligned with the second fixing hole to adjust the length of the limiting rod extending into the inner diameter of the steel ring.

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

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

set up mutually perpendicular's first trepanning and second trepanning in the sleeve, the second trepanning by telescopic another terminal surface stretch into with first trepanning intercommunication, the second trepanning cover is gone into the fixed part of hoop portion makes on the fixed part third keyhole and first trepanning align, lock in the bolt with hoop portion with hook portion connects.

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

1. 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 totally stable blocking of trees when lifting by crane, effectively protect the bark simultaneously not damaged by the lifting rope to it is more stable when lifting by crane to let.

2. The utility model discloses in can select the optimal balanced distribution scheme of gravity under protector and balancing unit's interact, further ensure the safety and the stability of lifting by crane, it is nimble convenient.

Drawings

FIG. 1 is a schematic view of the structure of a device for lifting ancient trees according to the present invention;

fig. 2 is a first schematic structural view of a protective device according to the present invention;

fig. 3 is a schematic view of a second construction of the protective device according to the invention;

fig. 4 is a schematic view of the rubber mat according to the present invention;

fig. 5 is a first constructional schematic view of an adjusting element according to the invention;

fig. 6 is a third schematic view of a protective device according to the present invention;

fig. 7 is a second structural view of the adjusting member according to the present invention;

fig. 8 is a second structural view of the hook according to the present invention;

fig. 9 is a schematic view of a fourth structure of the protection device according to the present invention.

Description of the main reference numerals:

1-a crane body, 2-a balancing device, 21-a hook hole, 3-a protection device, 31-a steel ring, 32-a steel ring groove, 33-a rubber mat, 331-a biting groove, 34-a first bolt hole, 341-a regulating rod, 342-a protecting rod, 343-a regulating hole, 35-a second bolt hole, 36-a third bolt hole, 37-a movable joint, 38-a first hook, 39-a fixing part, 41-a limiting rod, 410-a limiting hole, 411-a limiting column, 412-a limiting bolt, 42-a fixing seat, 420-a first fixing hole, 421-a second fixing hole, 422-a fixing groove, 51-a sleeve, 52-a first sleeve hole, 53-a second sleeve hole, 54-a connecting end, 55-a second hook and 6-a cargo flat car.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be 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 be indirectly connected to the other element.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and 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, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1, the utility model discloses a lift by crane device of ancient tree, it includes crane body 1, balancing unit 2 and protection device 3, and crane body 1's lifting rope end (lifts by crane end) is connected with balancing unit 2, and protection device 3 is connected with balancing unit 2 is detachable, for conveniently directly bearing the ancient tree after lifting by crane, can also set up at crane body 1's back tail and carry thing flatcar 6. When the tail end of the lifting rope of the crane body 1 is connected with the balancing device 2, the connection position is preferably at the gravity center of the balancing device 2, so that the crane body 1 can keep balance and stability when being lifted; the balancing device 2 is cylindrical, square plate or other shapes, in this embodiment, the cylindrical balancing device 2 is selected, the top of the cylindrical balancing device 2 is connected with the lifting rope of the crane body 1, the lower part of the balancing device 2 is provided with a plurality of hook holes 21, the number of the hook holes 21 can be set as required, preferably 6, and the hook holes are uniformly distributed around the balancing device 2. The crane body 1 in this embodiment is preferably a crane directly available on the market, and may be a crane disclosed in chinese utility model No. 201720266481.X, or other similar cranes. The protective device is composed of a hoop part and a hook part, and the hoop part and the hook part of the protective device can be integrated or detached.

Further, in this embodiment, the structure of the first protection device 3 shown in fig. 2 can be improved on the structure of the tree trunk fixing device 7 disclosed in the chinese utility model patent "lifting device special for forestry saplings" of 201720307927.9, a first hook 38 is added, the first hook 38 is integrally formed with the steel ring 31 of the protection device 3, a plurality of biting grooves 331 (shown in fig. 4 in detail) are formed on the rubber mat 33 fixedly bonded on the inner side of the steel ring 31, the biting grooves 331 extend into the steel ring 31 in a funnel shape, but do not exceed 2/3 of the thickness of the rubber mat 33, for increasing the friction surface with the trunk and the branch and reducing the sliding on the one hand, and when the trunk or the branch is larger on the other hand, the expanding steel ring 31 is stretched by the rubber pad 33 due to the existence of the biting groove 331, and the biting groove 331 expands to further bite the trunk and the branch, so that the trunk and the branch can be stably balanced when being lifted, and the bark can be protected from being damaged. The further rubber pad 33 can be cut from a waste vehicle tire or made of other plastic products.

Further, in the present embodiment, the structure of the second protection device 3 shown in fig. 3 is different from the structure of the first protection device 3 in that a plurality of steel ring grooves 32 for placing rubber mats 33 are formed inside the hoop-type steel ring 31 for placing the rubber mats 33, in order to enable the protection device 3 to adjust the internal diameter according to the size of the trunk and the limbs, a first bolt hole 34 is formed between two adjacent steel ring grooves 32, the first bolt hole 34 communicates with both sides of the internal diameter and the external diameter of the steel ring 31, and the first bolt hole 34 is used for inserting a first adjusting member to adapt to the size of the trunk and the limbs; more specifically, the first adjusting member may adopt a structure as shown in fig. 5, the adjusting member is shaped like a T and comprises an adjusting rod 341 and a protecting rod 342, one end of the adjusting rod 341 is connected with the protecting rod 342, 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 extended out of the steel ring 31, and then a fixing column is inserted into the extended adjusting holes 343 to stably connect the first adjusting member with the steel ring 3, and an object similar to a bolt can be selected and inserted in the field. The further preferred side of the protective bar 342 facing the centre of the steel ring 3 (the side in contact with the trunk) is a circular arc. It should be noted that, when the protection device 3 is used, it is necessary to first determine the size of the trunk and the branches and determine whether to add the adjusting member, and when the trunk and the branches are too small and the adjusting member needs to be added, the adjusting member needs to be first installed in the steel ring 31 and then sleeved on the trunk or the branches, so as to further adjust the inner diameter through the adjusting hole 343 to meet the field requirement.

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 bolt hole 35 is provided between adjacent steel ring grooves 32, the second bolt hole 35 is provided on a steel ring wall perpendicular to the inner and outer diameters of the steel ring 31 (the second bolt hole 35 is perpendicular to the first bolt hole 34), and the adjusting member selected for adjusting the size of the protection device 3 is the structure shown in fig. 7, the second adjusting member is composed of a limiting rod 41 and a fixing seat 42, wherein one end of the limiting rod 41 is provided with a limiting post 411, the end surface (surface contacting with the trunk) of the limiting post 411 is preferably a frosted surface, the other end of the limiting rod 41 is movably connected to the fixing seat 42, specifically, a plurality of limiting holes 410 are provided on the limiting rod 41, and a second fixing hole 421 is provided on the fixing seat 42, and the limiting holes 410 are aligned with the second fixing holes 421 and then locked into the limiting bolts 412 to adjust the length of the limiting rod 41 extending into the inner diameter of the steel ring 31 And thereby the size of the protection device 3 is adjusted to fit the size of the trunk, limb. In order to fix the fixing base 42 to the steel ring 31, the fixing base 42 is formed with a first fixing hole 420, the first fixing hole 420 is aligned with the second bolt hole 35, and a bolt or other locking member can be locked to fix the fixing base 42 and the steel ring 31. Further, the fixing groove 422 is preferably a curved surface shape, in particular, a curved surface shape toward the center of the steel ring so that the fixing seat 42 is in close contact with the outer side of the steel ring 31. The position-limiting rod 41 and the fixing seat 42 can be made of plastic or other flexible materials. When the lifting device is used for lifting trees with smooth trunks or trunks, a plurality of rubber pads 33 can be additionally arranged between the limiting column 411 and the steel ring 31 so as to further increase the contact surface with the trunks or trunks and increase friction and sliding resistance. And the stopper rod 41 may be replaced with the first type of adjusting member.

Further, in this embodiment, for better fitting and maintenance of the replacement parts, the hook part in the structure of fig. 1 is modified, the hoop part and the hook part of the protection device 3 are separated, the hoop part can be as shown in fig. 2, fig. 3 and fig. 5, the hook part is as shown in fig. 8, and includes a sleeve 51, a connecting end 54 and a second hook 55 which are arranged at one end of the sleeve 51, the connecting end 54 and the second hook 55 are integrally formed by steel, a first sleeve hole 52 and a second sleeve hole 53 which are perpendicular to each other are arranged in the sleeve 51, the second sleeve hole 53 is extended from the other end surface of the sleeve 51 to communicate with the first sleeve hole 52, the second sleeve hole 53 is inserted into the fixing part 39 of the hoop part, so that the third bolt hole 36 on the fixing part 39 corresponds to the first sleeve hole 52, and then a bolt or other locking piece is locked to firmly connect the hoop part and the hook part.

Further, the protecting device 3 may be a fourth structure as shown in fig. 9, which can be movably disassembled through a movable joint 37, so as to adapt to the situation that the trunk is oversized (larger than the originally-arranged inner diameter of the protecting device 3, the protecting device 3 is enlarged through the movable joint 37, in this case, the hook adopts an S-shaped double-end hook, one end of which is hooked into the third bolt hole (or a lock inserted into the third bolt hole), and the other end of which is hooked into the hook hole 21 on the balancing device 2, and the movable joint 37 can be hinged or other connection modes capable of dividing the hoop part into at least two parts.

It should be noted that the first pin hole and the second pin hole may be formed separately or simultaneously in any of the structures shown in fig. 2, 3, 5, and 9.

When needing to be explained, before hoisting, a balanced distribution scheme with optimal gravity is selected according to the number of the used protection devices 3 (the number of the trunks and the branches), and then the hooks are hooked into the corresponding hook holes 21 on the corresponding balance devices 2, so as to further ensure balanced and stable hoisting.

To sum up, 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 totally stable blocking of trees when lifting by crane, effectively protect the bark simultaneously not damaged by the lifting rope to it is more stable when lifting by crane to let. Meanwhile, a balance distribution scheme with optimal gravity can be selected under the interaction of the protection device and the balance device, so that the safety and stability of hoisting are further ensured, and the hoisting device is flexible and convenient.

The types, structures, shapes and connection relations of components which are not described in the specification are all realized by the prior art and belong to the common general knowledge.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims (6)

1. A device for hoisting ancient trees 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, and a steel ring is arranged in the hoop part;

a bolt hole is arranged between two adjacent steel ring grooves and is divided into a first bolt hole and a second bolt hole, the first bolt hole is communicated with the two sides of the inner diameter and the outer diameter of the steel ring, the second bolt hole is arranged on the wall of the steel ring vertical to the inner diameter and the outer diameter of the steel ring and is vertical to the first bolt hole, and the first bolt hole and the second bolt hole are independently arranged or are simultaneously arranged together;

the size of the protective device can be adjusted by placing an adjusting piece in the bolt hole.

2. The device for hoisting ancient trees according to claim 1, wherein the adjusting member is composed of an adjusting rod and a protecting rod, one end of the adjusting rod is connected with the protecting rod, the other end of the adjusting rod is provided with a plurality of adjusting holes, the other end of the adjusting rod can be placed into the first bolt hole to extend out of the steel ring, and then a fixing column is inserted into the extending adjusting hole to connect the first adjusting member with the steel ring.

3. The device for hoisting ancient trees according to claim 2, wherein one side of the protection rod facing the center of the steel ring is a circular arc surface.

4. The device for hoisting ancient trees according to claim 1, wherein the adjusting member is composed of a limiting rod and a fixed seat;

a first fixing hole is formed in the fixing seat, and a bolt or other locking pieces can be locked into the first fixing hole and the second bolt hole 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 formed in the limiting rod, a second fixing hole is formed in the fixing seat, and a limiting bolt is locked into the limiting hole after the limiting hole is aligned with the second fixing hole to adjust the length of the limiting rod extending into the inner diameter of the steel ring.

5. The device for hoisting ancient trees according to claim 4, wherein the contact surface between the fixing seat and the outer side of the steel ring is a fixing groove, and the fixing groove is arc-shaped on the side facing the center of the steel ring.

6. The device for hoisting 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, and the sleeve, the connecting end and the second hook are integrally formed by steel;

set up mutually perpendicular's first trepanning and second trepanning in the sleeve, the second trepanning by telescopic another terminal surface stretch into with first trepanning intercommunication, the second trepanning cover is gone into the fixed part of hoop portion makes on the fixed part third keyhole and first trepanning align, lock in the bolt with hoop portion with hook portion connects.

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