CN114212667A - Adjustable anti-falling protection device for hanging tree - Google Patents
Adjustable anti-falling protection device for hanging tree Download PDFInfo
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- CN114212667A CN114212667A CN202111419404.0A CN202111419404A CN114212667A CN 114212667 A CN114212667 A CN 114212667A CN 202111419404 A CN202111419404 A CN 202111419404A CN 114212667 A CN114212667 A CN 114212667A
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- 238000003825 pressing Methods 0.000 claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 238000013016 damping Methods 0.000 claims description 22
- 230000035939 shock Effects 0.000 claims description 14
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 210000002421 cell wall Anatomy 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 23
- 230000004083 survival effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000008569 process Effects 0.000 description 18
- 238000009434 installation Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 230000005484 gravity Effects 0.000 description 6
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002054 transplantation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
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- General Engineering & Computer Science (AREA)
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- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention provides an adjustable anti-falling protection device for hanging trees, which comprises a first clamping plate, a second clamping plate and a pressing plate, wherein the first clamping plate, the second clamping plate and the pressing plate are arranged in an enclosing manner to form a triangular structure; the tree trunk tensioning device also comprises three clamping mechanisms clamped on the tree trunk and a tensioning mechanism hung on a crane hook, wherein two clamping mechanisms are respectively connected in the first sliding chute and the second sliding chute in a sliding manner, and the other clamping mechanism is fixed on the pressing plate; the tensioning mechanism enables the free ends of the first clamping plate and the second clamping plate to be close to each other, and enables the pressing plate to slide towards one end, connected with each other, of the first clamping plate and the second clamping plate. The method has the effect of solving the problems that potential safety hazards exist in tree hoisting in the prior art, and the survival rate of trees is low due to the fact that the trees are damaged.
Description
Technical Field
The invention relates to the technical field of tree transplanting equipment, in particular to an adjustable anti-falling protection device for hanging trees.
Background
In urban and street landscaping, the protective transplantation of trees is a basic task. Generally, the traditional tree hoisting method is that a net bag and a binding belt are used for hoisting the soil ball part of a tree, a circle of battens are nailed on the trunk part of the tree at the same time, the hanging belt is used for winding and fixing the battens, and finally a crane is used for hoisting the soil ball part and the trunk part of the tree at the same time; when the method is used for hoisting, the trunk of the tree is damaged by nailing the battens, the survival rate of the tree is reduced, and the battens are easy to fall off in the stress process and have large hoisting potential safety hazards.
The Chinese utility model patent with the publication number of CN211153095U discloses a tree transplanting and hoisting device, which comprises a first hoisting plate, a second hoisting plate, a first lifting hook and a second lifting hook, wherein the first lifting hook is welded on the first hoisting plate, and the second lifting hook is welded on the second hoisting plate; two fixing frames are welded at one end of the first hoisting plate, a second inserting rod is fixedly arranged between the fixing frames, a second hoisting plate is sleeved outside the second inserting rod, a second threaded rod is installed on the second hoisting plate in a matched mode, one end of the second threaded rod extends to a bearing, and the bearing is fixedly glued on the movable plate; the other end welding of first hoist and mount board has the fixed block, and is fixed on the fixed block and is provided with first inserted bar.
In view of the above related technologies, it can be known from the specification and the drawings of the specification that in the process of hoisting, the second hoisting plate and the first hoisting plate or the movable plate and the first hoisting plate are matched to clamp and hoist the trees; however, in a long-term hoisting process, the hoisting mode has a high requirement on the stability of the trees, and in the hoisting process, the trees may shake to cause clamping failure, so that the hoisting failure and the scraping of the tree skin occur, the hoisting potential safety hazard is large, and the trees are greatly damaged.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an adjustable anti-falling protection device for hanging trees, which can solve the problems that potential safety hazards exist in tree hanging in the prior art, trees are damaged, and the survival rate of the trees is low.
According to the embodiment of the invention, the adjustable anti-falling protection device for hanging trees comprises a first clamping plate, a second clamping plate and a pressing plate, wherein the first clamping plate, the second clamping plate and the pressing plate are arranged in a surrounding mode to form a triangular structure; the tree trunk clamping device further comprises three clamping mechanisms clamped on the tree trunk and a tensioning mechanism hung on a crane hook, wherein two clamping mechanisms are respectively connected in a first sliding chute and a second sliding chute in a sliding mode, the other clamping mechanism is fixed on the pressing plate, and one side, clamped on the tree trunk, of each clamping mechanism is an arc surface; the tensioning mechanism enables the free ends of the first clamping plate and the second clamping plate to be close to each other, and enables the pressing plate to slide towards one end, connected with each other, of the first clamping plate and the second clamping plate.
By adopting the technical scheme, when the tree trunk clamping device is used, the pressing plate is taken out, and the first clamping plate and the second clamping plate are clamped on the tree trunk, so that the clamping mechanisms on the first clamping plate and the second clamping plate are clamped on the tree trunk at the same time; then, the pressing plate is installed in a sliding mode, so that the clamping mechanism on the pressing plate is clamped on the trunk; then, the tensioning mechanism is hung on a drag hook of a crane, and the first clamping plate, the second clamping plate and the pressing plate are gradually tensioned and tightly clamped on the trunk by the tensioning mechanism through the crane; in the process, the free ends of the first clamping plate and the second clamping plate are close to each other, and the pressing plate slides towards one end of the first clamping plate and the second clamping plate which are connected in a switching way; and in the process of tightening the pressing plate, through the interaction of forces, the two clamping mechanisms can slide in the first sliding groove and the second sliding groove so as to automatically adjust the positions, and the clamping effect is optimal. The trunk can be hoisted under the action of the gravity of the tree by using the device, the tree can be prevented from sliding and shaking in the hoisting process, and the problems that potential safety hazards exist in tree hoisting and the tree survival rate is low due to damage of the tree in the prior art are solved; after the hoisting is finished, the tensioning mechanism is taken down, and the installation is convenient and quick; meanwhile, the device can hoist trees with different diameters, and is wide in application.
Preferably, two groove walls of the first sliding groove are both provided with a first mounting groove, and two groove walls of the second sliding groove are both provided with a second mounting groove; fixture includes mounting panel, many shock attenuation poles and a centre gripping in the grip block of trunk, two of them mounting panel sliding connection respectively in first mounting groove and second mounting groove, another the mounting panel is fixed in the clamp plate, the both ends of shock attenuation pole are fixed in mounting panel and grip block respectively, the grip block centre gripping is the arc surface in one side of trunk.
By adopting the technical scheme, when the trunk is clamped by the clamping mechanism, the clamping plate is clamped on the trunk; and in the process that the pressing plate is tightened, through the interaction of forces, the two mounting plates slide in the first sliding groove and the second sliding groove to automatically adjust the positions, so that the clamping effect is optimal.
Preferably, the shock-absorbing rod comprises a loop bar, one end of the loop bar is fixed on the mounting plate, one end of the core bar is fixed on the clamping plate, and a shock-absorbing spring, the other end of the loop bar is provided with a stepped hole, one end of the core bar is T-shaped and is slidably connected in the stepped hole of the loop bar, and two ends of the shock-absorbing spring are respectively fixed in the T-shaped end of the core bar and the loop hole of the loop bar.
By adopting the technical scheme, when the tree is hoisted, the tree is influenced by the gravity of the tree, and under the action of the tensioning mechanism, the damping spring is in a compressed state when the clamping mechanism clamps the tree; during the hoisting process, when trees shake, the core rod slides in the stepped hole of the sleeve rod, the damping springs are stressed to be adaptively stretched, the force generated by shaking of the trees during the hoisting process is buffered, the trees are kept balanced during hoisting, and the tree trunk is constantly kept in a clamping state, so that the hidden installation danger of the trees during hoisting is further reduced, and the damage probability of the trees during hoisting is further reduced.
Preferably, a plurality of the shock-absorbing rods are arranged in a matrix.
Through adopting above-mentioned technical scheme, the lifting surface area that a plurality of shock attenuation poles that are the matrix arrangement formed is bigger and more even for the grip block is when carrying out centre gripping and straining device tensioning to the trunk, receives the reaction force, and two mounting panels slide fast in first mounting groove and second mounting groove, in order to keep the inseparable centre gripping of grip block to the trunk.
Preferably, the clamping plate comprises a rigid plate and a damping plate, one side of the rigid plate is fixed on the damping rod, the damping plate is fixed on the other side of the rigid plate, and one side of the damping plate, which deviates from the rigid plate, is an arc surface.
Through adopting above-mentioned technical scheme, when carrying out the centre gripping to the trunk through the grip block, the shock attenuation board centre gripping in the trunk, and the circular arc face side atress deformation of shock attenuation board to hug closely in the trunk, guarantee the stability of trunk when by the centre gripping.
Preferably, the tensioning mechanism comprises a first tensioning assembly for bringing the free ends of the first clamping plate and the second clamping plate close to each other and a second tensioning assembly for sliding the pressure plate towards the end where the first clamping plate and the second clamping plate are connected to each other; the first tensioning assembly comprises a first pulley fixed in the middle of the pressing plate, two connecting pieces detachably connected to free ends of the first clamping plate and the second clamping plate respectively, and two first pull ropes with one ends connected to the two connecting pieces respectively, the first pull ropes are wound on the first pulley, and the other ends of the first pull ropes pass through the first pulley and are connected with pull rings; the tensioning assemblies of the second are arranged in two groups and are respectively arranged on two sides of the width direction of the pressing plate, each tensioning assembly of the second comprises a fixing rod, a second pulley and a second pull rope wound on the second pulley, the fixing rods are fixed on the pulley seats of the first pulley, the two pulleys of the second are respectively fixed on the first clamping plate and the second clamping plate, the second pulley is far away from the free end of the first clamping plate or the second clamping plate, one end of the second pull rope is fixed on the fixing rod, and the other end of the second pull rope penetrates through the second pulley and is provided with a pull ring.
Through adopting above-mentioned technical scheme, when using straining device to make first splint, second splint and clamp plate tightly centre gripping in the trunk, hang the couple of locating the hoist with the pull ring of first stay cord and second stay cord, along with the gradual lifting of hoist horn, first stay cord slides on first pulley for the free end of first splint and second splint is close to each other, and simultaneously, the second stay cord slides on the second pulley, makes the clamp plate towards first splint, the one end of second splint interconnect slides.
Preferably, the connecting piece includes screw rod and two nut of threaded connection in screw rod both ends respectively, first splint or second splint are worn to locate by the screw rod along the width direction of clamp plate.
By adopting the technical scheme, in the process that the free ends of the first clamping plate and the second clamping plate are close to each other through the first tensioning assembly, the first sliding groove and the second sliding groove can be sealed by the two screw rods respectively penetrating through the free ends of the first clamping plate and the second clamping plate, so that the strength of the first clamping plate and the second clamping plate is enhanced, and the first clamping plate and the second clamping plate are prevented from cracking in the hoisting process; simultaneously, when the second stay cord broke, two screw rods can form the spacing to the clamp plate, prevent that the clamp plate from breaking away from first clamp plate, second clamp plate, lead to trees directly to fall to ground.
Preferably, the two ends of the pressing plate penetrate through the clamping grooves along the width direction, the two clamping grooves are internally and slidably connected with shaft levers, and the two ends of the shaft levers are respectively and slidably connected into the first mounting groove or the second mounting groove.
Through adopting above-mentioned technical scheme, when through the first splint of pulling mechanism pulling, second splint and clamp plate, relative slip takes place for first splint and clamp plate, and relative slip takes place for second splint and clamp plate, and this in-process, one of them axostylus axostyle slides in draw-in groove and first mounting groove, and another axostylus axostyle slides in draw-in groove and second mounting groove to keep the connection of first splint and clamp plate, second splint and clamp plate constantly, thereby further increase the security of hoist and mount.
Preferably, one end of the first clamping plate is provided with a slot into which the second clamping plate is inserted, two slot walls of the slot are both provided with buffer slots, and rotating rods with two ends respectively extending into the two buffer slots are arranged in the slot; the dwang wears to establish and rotates along second splint width direction and connects in the second splint.
Through adopting above-mentioned technical scheme, through setting up the dwang, connect first splint, second splint to make first splint, second splint all can revolute the dwang and rotate, with the contained angle of adjusting first splint, second splint, and under the cooperation of clamp plate, hoist the trees of different diameters.
Preferably, the both ends of second splint thickness direction all are provided with two buffer spring, two buffer spring sets up respectively in two dashpots, just buffer spring's both ends are fixed in the cell wall of dwang and dashpot respectively.
Through adopting above-mentioned technical scheme, during hoist and mount, under the action of gravity and the transmission of power of trees, four buffer spring can take place to extend or shorten to cushion power, reduce first splint and second splint atress and take place the probability that rigid collision and damage.
In summary, the invention includes at least one of the following beneficial technical effects:
1. by arranging the first clamping plate, the second clamping plate and the pressing plate which form a triangular structure, and by arranging the tensioning mechanism and the three clamping mechanisms, the free ends of the first clamping plate and the second clamping plate are close to each other in the hoisting process of the crane by utilizing the self gravity of the tree, the pressing plate slides towards the connecting end of the first clamping plate and the second clamping plate, and the tree trunk is tightly clamped by the three clamping mechanisms, so that the problems that potential safety hazards exist in tree hoisting in the prior art, the tree is damaged, and the survival rate of the tree is low are solved;
2. fixture includes damping spring for fixture is at the in-process of centre gripping trees, and when trees take place to rock, the damping spring atress takes place the adaptability flexible, takes place to rock produced power with the buffering trees by the hoist and mount process, keeps the balance when trees are hoisted, and keeps the centre gripping state to the trunk constantly, thereby further reduces the installation hidden danger when trees are hoisted, and further reduces the impaired probability when trees are hoisted.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
fig. 2 is a schematic view of a partial explosion structure of an embodiment of the present invention, mainly illustrating a connection structure of a first clamping plate, a second clamping plate and a pressing plate;
FIG. 3 is a first partial cross-sectional structural schematic view of an embodiment of the present invention, primarily illustrating a clamping mechanism;
FIG. 4 is a second partial cross-sectional structural schematic view of an embodiment of the present invention, showing primarily the tensioning mechanism.
In the above drawings: 1. a first splint; 11. a first chute; 111. a first mounting groove; 12. a slot; 121. a buffer tank; 13. rotating the rod; 2. a second splint; 21. a second chute; 211. a second mounting groove; 22. a buffer spring; 3. pressing a plate; 31. a card slot; 32. a shaft lever; 4. mounting a plate; 5. a shock-absorbing lever; 51. a loop bar; 52. a core bar; 53. a damping spring; 6. a clamping plate; 61. a rigid plate; 62. a damper plate; 7. a first tensioning assembly; 71. a first pulley; 72. a connecting member; 721. A screw; 722. a nut; 73. a first pull cord; 8. a second tensioning assembly; 81. fixing the rod; 82. a second pulley; 821. A limiting card; 83. a second pull cord; 9. and (5) reinforcing ribs.
Detailed Description
The invention will be further described with reference to the accompanying figures 1-4.
Referring to fig. 1 and 2, an embodiment of the invention provides an adjustable tree-hanging anti-falling protection device, which comprises a first clamping plate 1, a second clamping plate 2, a pressing plate 3, three clamping mechanisms and a tensioning mechanism. One end of the first clamping plate 1 and one end of the second clamping plate 2 are rotatably connected with each other, a first sliding groove 11 is formed in the other end (free end) of the first clamping plate 1, the first sliding groove 11 penetrates through the end side of the first clamping plate 1, a second sliding groove 21 is formed in the other end (free end) of the second clamping plate 2, and the second sliding groove 21 penetrates through the end side of the second clamping plate 2; the both ends of clamp plate 3 are sliding connection respectively in first spout 11 and second spout 21 to make first splint 1, second splint 2 and clamp plate 3 form the triangle-shaped structure, the width direction of three all extends along the length direction of trunk, and forms the clamping state to the trunk.
The three clamping mechanisms are respectively arranged on the first clamping plate 1, the second clamping plate 2 and the pressing plate 3, two clamping mechanisms are respectively connected in the first sliding groove 11 and the second sliding groove 21 in a sliding manner, and the other clamping mechanism is fixed at the middle end of the pressing plate 3; the fixture is located inside the triangular structure formed by the first clamping plate 1, the second clamping plate 2 and the pressing plate 3, and the fixture and one side of the trunk are arc surfaces, so that the surface of the first clamping plate 1, the second clamping plate 2 and the pressing plate 3 is replaced to be in contact with and clamped on the trunk, and the contact area is increased.
The tensioning mechanism is hung on a hook of the crane and connected to the free ends of the first clamping plate 1 and the second clamping plate 2 and the middle end of the pressing plate 3, so that the free ends of the first clamping plate 1 and the second clamping plate 2 are mutually drawn close, and the pressing plate 3 slides towards one end, connected with each other, of the first clamping plate 1 and the second clamping plate 2, so that the trunk is clamped.
When the device is installed, the first clamping plate 1 and the second clamping plate 2 are clamped on the trunk, and the pressing plate is installed in a sliding mode, so that the arc surface of the clamping mechanism is in contact with and clamped on the trunk; then, the tensioning mechanism is hung on a hook of the crane, the crane is started, the free ends of the first clamping plate 1 and the second clamping plate 2 are enabled to be close to each other through the crane, the pressing plate 3 slides towards one end of the first clamping plate 1 and the second clamping plate 2 which are mutually connected in a switching way, and under the action of the gravity of the tree and the transmission of the force, the tensioning mechanism gradually tensions and tightly clamps the first clamping plate 1, the second clamping plate 2 and the pressing plate 3 on the trunk until the hoisting work is finished; by the aid of the triangular structure of the device, trees are prevented from sliding and shaking in the hoisting process, and the problems that potential safety hazards exist in tree hoisting and trees are damaged in the prior art, so that the survival rate of the trees is low are solved; after the hoisting is finished, the tensioning mechanism is taken down, and the installation is convenient and quick; meanwhile, the device can hoist trees with different diameters, and is wide in application.
Referring to fig. 1 and 2, at the free end of the first clamping plate 1, along the width direction of the first clamping plate 1, the first mounting groove 111 has been all opened on two groove walls of the first sliding groove 11, and the second mounting groove 211 has been all opened on two groove walls of the second sliding groove 21.
Clamping grooves 31 are formed in the two ends of the pressing plate 3 in a penetrating mode along the width direction, shaft levers 32 are connected in the two clamping grooves 31 in a sliding mode, and the two ends of each shaft lever 32 are connected in the first installation groove 111 or the second installation groove 211 in a sliding mode; therefore, the pressing plate 3 can be connected with the first clamping plate 1 and the second clamping plate 2 through the two shaft levers 32, and the pressing plate 3 is prevented from being separated from the first clamping plate 1 or the second clamping plate 2 in the hoisting process; in the process that the first clamping plate 1, the second clamping plate 2 and the pressing plate 3 are clamped on the trunk, the shaft rod 32 slides in the first mounting groove 111 or the second mounting groove 211 while sliding in the clamping groove 31.
Referring to fig. 1 and 2, at a connection end of the first clamping plate 1 and the second clamping plate 2, a slot 12 into which the second clamping plate 2 is inserted is formed in the first clamping plate 1 in a penetrating manner along a thickness direction of the first clamping plate, the slot 12 does not penetrate through an end portion of the first clamping plate 1, and buffer slots 121 are formed in two slot walls of the slot 12 along a width direction of the first clamping plate 1; and be provided with the dwang 13 that both ends stretched into two dashpot 121 respectively in the slot 12, dwang 13 wears to establish and rotates along 2 width direction of second splint to connect in second splint 2 to be connected first splint 1 and second splint 2 through dwang 13, and make first splint 1 and second splint 2 can revolute 13 mutual rotations of dwang.
Two buffer springs 22 are arranged at two ends of the second clamping plate 2 in the thickness direction, the two buffer springs 22 are respectively arranged in the two buffer grooves 121, and two ends of each buffer spring 22 are respectively fixed on the groove walls of the rotating rod 13 and the buffer groove 121; through setting up buffer spring 22, when hoist and mount, buffer spring 22 can take place to extend or shorten to cushion power, reduce first splint 1 and second splint 2 atress and take place the rigid collision and the probability of damaging.
Referring to fig. 1 and 3, the clamping mechanism comprises a mounting plate 4, a plurality of shock absorbing rods 5 and a clamping plate 6 clamped on the trunk; wherein two mounting plates 4 are respectively connected in the first mounting groove 111 and the second mounting groove 211 in a sliding manner, and the other mounting plate 4 is fixed at the middle end of the pressing plate 3.
The damping rods 5 are arranged on the mounting plate 4 in a matrix manner, each damping rod 5 comprises a sleeve rod 51, a core rod 52 and a damping spring 53, one end of each sleeve rod 51 is fixed on the mounting plate 4, and the other end of each sleeve rod 51 is provided with a stepped hole; one end of the core rod 52 is in a T shape and is connected in the stepped hole of the loop bar 51 in a sliding way, and the other end is fixed on the clamping plate 6; the damping spring 53 is disposed in the stepped hole of the loop bar 51, and both ends thereof are fixed to the "T" -shaped ends of the loop bar 51 and the core bar 52, respectively.
The chucking plate 6 includes a rigid plate 61 and a damper plate 62; the rigid plate 61 can be made of a steel plate, is fixed on the core rod 52, and is inwards concave on the side away from the core rod 52 to form an arc surface; the damping plate 62 can be made of soft rubber and has the function of stress deformation, and the damping plate 62 is fixed on the rigid plate 61, and one side of the damping plate, which is far away from the rigid plate 61, is an arc surface.
When the shock absorption plate is clamped on the trunk through the clamping mechanism, the arc surface side of the shock absorption plate 62 abuts against the trunk; during hoisting, under the action of the tensioning mechanism and the self gravity of the tree, the damping spring 53 is stressed to generate adaptive expansion so as to buffer the force generated by shaking of the tree during hoisting, keep the balance of the tree during hoisting and constantly keep the tree trunk in a clamping state, thereby further reducing the installation hidden trouble of the tree during hoisting and further reducing the damage probability of the tree during hoisting; meanwhile, the damping plate 62 is deformed under stress and clings to the trunk, so that the stability of the trunk when being clamped is ensured.
Referring to fig. 1 and 4, the tightening mechanism includes a first tightening assembly 7 and a second tightening assembly 8, the first tightening assembly 7 causes the free ends of the first clamping plate 1 and the second clamping plate 2 to approach each other, and the second tightening assembly 8 causes the pressing plate 3 to slide toward the end where the first clamping plate 1 and the second clamping plate 2 are connected to each other.
In this embodiment, specifically, the first tensioning assembly 7 includes a first pulley 71, two connecting members 72, and two first pull ropes 73; the pulley seat of the first pulley 71 is fixed in the middle of the pressing plate 3 and is arranged opposite to the mounting plate 4.
The connecting member 72 includes a screw 721 and two nuts 722, wherein one screw 721 penetrates the first clamping plate 1 along the width direction of the first clamping plate 1, and the two nuts 722 are screwed on two ends of the screw 721 to form a seal for the first sliding chute 11; another screw 721 penetrates the second clamping plate 2 along the width direction of the second clamping plate 2, and two nuts 722 are screwed on two ends of the screw 721 to form a seal for the second sliding slot 21.
One end of each of the two first pull ropes 73 is fixed to each of the two screws 721, and the other end thereof is fixed to a pull ring to be hooked to a hook of the crane after being wound around the first pulley 71.
The second tensioning assemblies 8 are arranged in two groups and are respectively arranged on two sides of the width direction of the pressing plate 3. The second tensioning assembly 8 comprises a fixing rod 81, a second pulley 82 and a second pull rope 83; the fixing rods 81 are fixed on the pulley seats of the first pulleys 71, and the two fixing rods 81 are distributed on the pulley seats of the first pulleys 71 along the width direction of the pressing plate 3; the two second pulleys 82 are respectively fixed on the first clamping plate 1 and the second clamping plate 2, and the second pulleys 82 are far away from the free end of the first clamping plate 1 or the second clamping plate 2; one end of the second rope 83 is fixed to the fixing rod 81, and the other end thereof passes around the second pulley 82 and is provided with a pull ring hung on the crane hook.
During hoisting, the hooks of the crane are hung by the pull rings of the first pull rope 73 and the second pull rope 83, and along with the lifting of the crane boom, under the steering action of the first pulley 71 and the second pulley 82, the free ends of the first clamping plate 1 and the second clamping plate 2 are close to each other under the connection of the first pull rope 73, so that the pressing plate 3 slides towards the end where the first clamping plate 1 and the second clamping plate 2 are connected to each other, and the clamping mechanism which is connected to the first clamping plate 1 and the second clamping plate 2 in a sliding manner and fixed on the pressing plate 3 is clamped on the trunk.
A U-shaped stopper 821 is fixed to the pulley seat of the second pulley 82 to prevent the second rope 83 from being separated from the second pulley 82 during the hoisting process.
In this embodiment, the first rope 73 is wound around the first pulley 71, and the second rope 83 is wound around the second pulley 82, and both of them extend away from the connecting end of the first splint 1 and the second splint 2.
Of course, in other embodiments, the first pulling rope 73 can extend toward the connecting end of the first clamping plate 1 and the second clamping plate 2 after being wound around the first pulley 71, and the second pulling rope 83 can directly extend toward the connecting end of the first clamping plate 1 and the second clamping plate 2 without being wound around the second pulley 82, and at this time, the clamping mechanism fixed in the middle of the pressing plate 3 can form a bearing effect on the trunk.
In this embodiment, the second rope 83 is wound around the second pulley 82, so that the second rope 83 can be indirectly connected to the whole device via the second pulley 82, thereby enhancing the safety and stability of the hoisting.
In other embodiments, the second tensioning assemblies 8 can be arranged in four groups, and one group is respectively arranged on both sides of the first clamping plate 1 and the second clamping plate 2 in the width direction, so as to increase the balance and the safety during hoisting.
All be provided with strengthening rib 9 on the face of first splint 1, second splint 2 and clamp plate 3, the length direction of strengthening rib 9 extends along the length direction of board to reinforcing three's structural strength.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (10)
1. The utility model provides a hang tree anti-falling protection device with adjustable which characterized in that: the clamping device comprises a first clamping plate (1), a second clamping plate (2) and a pressing plate (3) which are arranged in an enclosing mode to form a triangular structure, wherein one end of the first clamping plate (1) is rotationally connected with one end of the second clamping plate (2), a first sliding groove (11) is formed in the other end of the first clamping plate (1), a second sliding groove (21) is formed in the other end of the second clamping plate (2), and two ends of the pressing plate (3) are connected into the first sliding groove (11) and the second sliding groove (21) in a sliding mode respectively; the clamping device further comprises three clamping mechanisms clamped on the trunk and a tensioning mechanism hung on a hook of the crane, wherein two clamping mechanisms are respectively connected in a first sliding chute (11) and a second sliding chute (21) in a sliding manner, the other clamping mechanism is fixed on the pressing plate (3), and one side of the clamping mechanism clamped on the trunk is an arc surface; the tensioning mechanism enables the free ends of the first clamping plate (1) and the second clamping plate (2) to be close to each other, and enables the pressing plate (3) to slide towards the end, connected with each other, of the first clamping plate (1) and the second clamping plate (2).
2. The adjustable tree-hanging fall-prevention protection device as claimed in claim 1, wherein: two groove walls of the first sliding groove (11) are respectively provided with a first mounting groove (111), and two groove walls of the second sliding groove (21) are respectively provided with a second mounting groove (211); fixture includes mounting panel (4), many shock attenuation pole (5) and a centre gripping in grip block (6) of trunk, two wherein mounting panel (4) sliding connection respectively in first mounting groove (111) and second mounting groove (211), another mounting panel (4) are fixed in clamp plate (3), the both ends of shock attenuation pole (5) are fixed in mounting panel (4) and grip block (6) respectively, grip block (6) centre gripping is the arc surface in one side of trunk.
3. The adjustable tree-hanging fall-prevention protection device as claimed in claim 2, wherein: the shock absorption rod (5) comprises a loop bar (51) with one end fixed on the mounting plate (4), a core bar (52) with one end fixed on the clamping plate (6) and a shock absorption spring (53), wherein a stepped hole is formed in the other end of the loop bar (51), one end of the core bar (52) is T-shaped and is connected in the stepped hole of the loop bar (51) in a sliding mode, and two ends of the shock absorption spring (53) are fixed in the T-shaped end of the core bar (52) and the loop hole of the loop bar (51) respectively.
4. The adjustable tree-hanging fall-prevention protection device as claimed in claim 3, wherein: the shock absorption rods (5) are arranged in a matrix.
5. The adjustable tree-hanging fall-prevention protection device as claimed in claim 2, wherein: the clamping plate (6) comprises a rigid plate (61) and a damping plate (62), wherein one side of the rigid plate (61) is fixed on the damping rod (5), the damping plate (62) is fixed on the other side of the rigid plate (61), and one side of the damping plate (62) departing from the rigid plate (61) is an arc surface.
6. The adjustable tree-hanging fall-prevention protection device as claimed in claim 1, wherein: the tensioning mechanism comprises a first tensioning assembly (7) which enables the free ends of the first clamping plate (1) and the second clamping plate (2) to be close to each other and a second tensioning assembly (8) which enables the pressing plate (3) to slide towards one end, connected with each other, of the first clamping plate (1) and the second clamping plate (2);
the first tensioning assembly (7) comprises a first pulley (71) fixed in the middle of the pressing plate (3), two connecting pieces (72) detachably connected to the free ends of the first clamping plate (1) and the second clamping plate (2) respectively, and two first pull ropes (73) with one ends connected to the two connecting pieces (72) respectively, and the other ends of the first pull ropes (73) penetrate through the first pulley (71) and are connected with pull rings;
the tensioning assembly of second (8) sets up to two sets ofly and sets up respectively in clamp plate (3) width direction's both sides, tensioning assembly of second (8) includes dead lever (81), second pulley (82) and around second stay cord (83) of locating second pulley (82), dead lever (81) are fixed in first pulley (71) pulley holder, two second pulley (82) are fixed in first splint (1) and second splint (2) respectively, and the free end of first splint (1) or second splint (2) is kept away from in second pulley (82), the one end of second stay cord (83) is fixed in dead lever (81), and the other end passes second pulley (82) and is provided with the pull ring.
7. The adjustable tree-hanging fall-prevention protection device as claimed in claim 6, wherein: the connecting piece (72) comprises a screw rod (721) and two screw caps (722) which are respectively in threaded connection with the two ends of the screw rod (721), and the screw rod (721) penetrates through the first clamping plate (1) or the second clamping plate (2) along the width direction of the pressing plate (3).
8. The adjustable tree-hanging fall-prevention protection device as claimed in claim 2, wherein: the clamping grooves (31) are formed in the two ends of the pressing plate (3) in a penetrating mode along the width direction, the shaft rods (32) are connected into the clamping grooves (31) in a sliding mode, and the two ends of the shaft rods (32) are connected into the first mounting groove (111) or the second mounting groove (211) in a sliding mode respectively.
9. The adjustable tree-hanging fall-prevention protection device as claimed in claim 1, wherein: one end of the first clamping plate (1) is provided with a slot (12) into which the second clamping plate (2) is inserted, two slot walls of the slot (12) are both provided with buffer slots (121), and a rotating rod (13) with two ends respectively extending into the two buffer slots (121) is arranged in the slot (12); dwang (13) are worn to establish and rotate along second splint (2) width direction and are connected in second splint (2).
10. The adjustable tree-hanging fall-prevention protection device as claimed in claim 9, wherein: both ends of second splint (2) thickness direction all are provided with two buffer spring (22), two buffer spring (22) set up respectively in two dashpot (121), just the cell wall in dwang (13) and dashpot (121) is fixed in respectively at the both ends of buffer spring (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111419404.0A CN114212667A (en) | 2021-11-26 | 2021-11-26 | Adjustable anti-falling protection device for hanging tree |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111419404.0A CN114212667A (en) | 2021-11-26 | 2021-11-26 | Adjustable anti-falling protection device for hanging tree |
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| Publication Number | Publication Date |
|---|---|
| CN114212667A true CN114212667A (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111419404.0A Pending CN114212667A (en) | 2021-11-26 | 2021-11-26 | Adjustable anti-falling protection device for hanging tree |
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| Country | Link |
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| CN (1) | CN114212667A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014079248A1 (en) * | 2012-11-26 | 2014-05-30 | 徐州徐工随车起重机有限公司 | Skid-proof support leg apparatus and mobile machinery |
| KR102047285B1 (en) * | 2018-09-11 | 2019-11-21 | 시너스텍 주식회사 | Antidrop module of overhead hoist transport |
| CN214192301U (en) * | 2020-11-09 | 2021-09-14 | 沈阳紫江包装有限公司 | Foreign matter falling prevention device for crane feeding |
-
2021
- 2021-11-26 CN CN202111419404.0A patent/CN114212667A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014079248A1 (en) * | 2012-11-26 | 2014-05-30 | 徐州徐工随车起重机有限公司 | Skid-proof support leg apparatus and mobile machinery |
| KR102047285B1 (en) * | 2018-09-11 | 2019-11-21 | 시너스텍 주식회사 | Antidrop module of overhead hoist transport |
| CN214192301U (en) * | 2020-11-09 | 2021-09-14 | 沈阳紫江包装有限公司 | Foreign matter falling prevention device for crane feeding |
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