CN111232820A - House building lifting equipment with anti-falling function and implementation method thereof - Google Patents
House building lifting equipment with anti-falling function and implementation method thereof Download PDFInfo
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- CN111232820A CN111232820A CN202010163151.4A CN202010163151A CN111232820A CN 111232820 A CN111232820 A CN 111232820A CN 202010163151 A CN202010163151 A CN 202010163151A CN 111232820 A CN111232820 A CN 111232820A
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- packing rope
- section
- rope
- stop
- packing
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Classifications
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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
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/122—Sling or load protectors
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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
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
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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
- B66C15/00—Safety gear
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
Abstract
The invention relates to the field of building equipment, in particular to a building lifting device with an anti-falling function and an implementation method thereof, and the building lifting device comprises a lifting device, a mounting part, a safety mechanism, an auxiliary support, a first packing rope and a second packing rope, wherein the mounting part is fixedly connected with the working end of the lifting device; the first packing rope is detachably connected with the auxiliary support, the safety mechanism is detachably connected with the auxiliary support, and the second packing rope is fixedly connected with the safety mechanism; the first packing rope and the second packing rope are wound on the strip-shaped article, the first packing rope loses load, and when the second packing rope obtains the load, the safety mechanism is separated from the auxiliary support; the lifting device can effectively prevent the strip-shaped object with a smooth surface from falling.
Description
Technical Field
The invention relates to the field of building equipment, in particular to building lifting equipment with an anti-falling function and an implementation method thereof.
Background
In the building construction process, the building materials are generally required to be conveyed to a higher floor layer for building construction on the higher floor layer, and tower cranes are often used for conveying the materials in the construction process of many high-rise buildings.
The tower crane is the most common hoisting equipment on the construction site, is also called as a tower crane, is lengthened section by section and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction, and is indispensable equipment on the construction site.
The tower crane tip has the function of bearing the upper load transmitted by the boom pull rope and the balance arm pull rope, and directly transmits the upper load to the tower body structure through the rotary tower, the rotary table, the bearing seat and other structural components. The self-elevating tower top is provided with a truncated cone column type, a forward-inclined or backward-inclined truncated cone column type, a herringbone frame type and an inclined support frame type. The upper slewing tower crane is required to be provided with a balance weight, and the function of the upper slewing tower crane is to support the balance weight so as to form a balance moment which is required by design and has the action direction opposite to the lifting moment direction. In addition to the counterweight, a hoisting mechanism is often provided at the tail. The hoisting mechanism and the balance weight are arranged at the tail end of the balance arm together, so that partial balance weight function can be achieved, and the distance between the rope reel and the tower tip guide wheel is increased, so that the steel wire rope can be conveniently wound and rope disorder is avoided.
At present, the technology of a tower crane is quite mature, and under the daily safety inspection and standard operation processes, the tower crane basically cannot break down, and the condition that a lifted heavy object falls due to structural damage of a crane arm or breakage of a steel cable is difficult to occur.
However, on the current building site, the phenomenon that the heavy object lifted by the tower crane falls still sometimes occurs, the phenomenon mainly occurs when the long-strip-shaped object with a smooth appearance is lifted, especially when the weights at the two ends of the long-strip-shaped object are uneven, the long-strip-shaped object always moves towards the direction of the center of gravity of the long-strip-shaped object, and the steel wire rope or the packing belt wound on the steel pipe slips from the long-strip-shaped object, so that the long-strip-shaped object slides and falls.
Disclosure of Invention
The invention aims to solve the technical problem of providing a building lifting device with an anti-falling function and an implementation method thereof.
In order to solve the technical problems, the invention provides the following technical scheme:
a house building lifting device with an anti-falling function is applied to lifting of long-strip-shaped objects and comprises a lifting device, a mounting part, a safety mechanism, an auxiliary support, a first packing rope and a second packing rope, wherein the mounting part is fixedly connected with the working end of the lifting device;
the first packing rope is detachably connected with the auxiliary support, the safety mechanism is detachably connected with the auxiliary support, and the second packing rope is fixedly connected with the safety mechanism;
the first packing rope and the second packing rope are wound on the elongated article, the first packing rope is positioned on one side, close to the outside, of the elongated article, and the second packing rope is positioned on one side, close to the inside, of the elongated article;
in the working state, the first packing rope bears load, and the second packing rope does not bear load; when the first packing rope loses load and the second packing rope obtains load, the safety mechanism is separated from the auxiliary support.
Preferably, the hanging part comprises four first hanging rings, a bearing plate and four second hanging rings, the bearing plate is horizontally arranged, the first hanging rings are fixedly installed at the center of the top surface of the bearing plate, the second hanging rings are fixedly installed at four corners of the bottom surface of the bearing plate, and the second packing rope is fixed on one second hanging ring after being wound on a long-strip-shaped object from the second hanging ring.
Preferably, the safety mechanism is including the pivot, change the board, the pivot rotates with the auxiliary stand to be connected, change board and pivot fixed connection, the axis direction of pivot is perpendicular with the length direction of rectangular shape article, the one end of changeing the board can be dismantled with first packing rope and be connected, the lantern ring in the second packing rope outside is located to the cover is installed to the other end of changeing the board, the safety pin is installed near the position of its tip to second packing rope, fixed mounting has the locking mechanism that prevents the safety pin upwards and move towards the carry portion on the auxiliary stand.
Preferably, the safety pin is in a spherical sleeve shape, the safety pin is sleeved on the second packing rope and fixedly connected with the second packing rope, the locking mechanism comprises a stop plate and a plurality of stop columns fixedly installed on the bottom surface of the stop plate, the stop plate is horizontally arranged and fixedly connected with the auxiliary support, the stop plate is arranged right above the safety pin, the stop columns are vertically arranged and arranged on two sides of the second packing rope, and the distance between the stop columns is larger than the diameter of the second packing rope and smaller than the diameter of the safety pin.
Preferably, the weight of the side of the rotating plate close to the first baling rope is larger than that of the side of the rotating plate close to the second baling rope by taking the axis of the rotating shaft as a boundary.
Preferably, the locking mechanism further comprises a stop beam, the stop plate is fixedly connected with the stop beam, the stop beam is fixedly connected with the auxiliary support, the stop beam is horizontally arranged, and the stop beam is located right above the lantern ring.
Preferably, the auxiliary support comprises two main beams and two secondary beams, the main beams are arranged side by side and are perpendicular to the main beams, the secondary beams are fixedly connected with the two main beams, the secondary beams are uniformly distributed along the length direction of the main beams, a triangular steel pipe is mounted at the bottom of each main beam, the cross section of each triangular steel pipe is in a hollow right-angled triangle shape, and the inclined planes of the two triangular steel pipes form a V-shaped opening with the opening facing downwards.
Preferably, the inclined plane of the triangular steel pipe is fully provided with a plurality of sharp protrusions vertical to the inclined plane.
Preferably, the second packing rope comprises a first section, a second section and a third section, the first section, the second section and the third section are detachably connected, the first section, the second section and the third section are sequentially connected end to end, one ends of the first section and the third section are detachably connected with the hanging part, the other ends of the first section and the third section are detachably connected with two ends of the second section, the first section and the third section are fixedly connected with the safety mechanism, and the second section is wound on the elongated object.
An implementation method of building construction lifting equipment with an anti-falling function comprises the following steps:
step one, connecting a working end of hoisting equipment with a first hoisting ring;
pressing down one end of the rotating plate, which is provided with a lantern ring, and enabling one ends of the first section and the third section, which are far away from the mounting part, to sequentially penetrate through the stop column and the lantern ring, and enabling the safety pin to penetrate through the stop column;
step three, the pressing of the rotating plate is released, one end, provided with the lantern ring, of the rotating plate is lifted, and the lantern ring drags the first section and the third section to drive the safety pin to move to a working range of the locking mechanism;
moving the hanging part, the safety mechanism and the auxiliary support to be right above the strip-shaped object by using lifting equipment and hovering;
fifthly, winding the first packing rope on the strip-shaped article for a plurality of circles, and then hanging two ends of the first packing rope on the rotating plate;
step six, winding the second section on the long-strip-shaped article for one circle, and then hanging two ends of the second section on the first section and the third section;
and step seven, moving the elongated object to the destination by using the lifting equipment.
Compared with the prior art, the invention has the beneficial effects that:
the hanging part is used for being installed on a lifting hook of lifting equipment such as a tower crane or a crane and the like, the hanging part sequentially passes through a second packing rope and a safety mechanism to hang the auxiliary support, so that the auxiliary support can be lifted or lowered by the lifting equipment, and the auxiliary support is wound on a strip-shaped object through the first packing rope, so that the strip-shaped object can be lifted or lowered along with the auxiliary support; when the right end of the strip-shaped article is heavier than the left end and the friction force between the first packing rope and the surface of the strip-shaped article is insufficient, so that the strip-shaped article inclines towards the right side and sideslips, the left end of the strip-shaped article is separated from the first packing rope, the weight of the left end of the strip-shaped article is completely loaded on the second packing rope, the safety mechanism is separated from the auxiliary support by pulling the second packing rope by the second packing rope, the pulling of the second packing rope is lost at one side of the auxiliary support positioned at the left end of the strip-shaped article, so that the end of the auxiliary support swings downwards and is hit on the strip-shaped article, the left end of the strip-shaped article is pressed downwards by the auxiliary support, the second packing rope wound at the left end of the strip-shaped article is completely tightened under the action of the weight of the auxiliary support, and the strip-shaped article stops sideslipping under the friction force at the bottom of the auxiliary support, thereby avoiding the occurrence of falling objects.
1. The lifting equipment can be directly applied to the existing hoisting equipment, additional purchase is not needed, and the cost is low;
2. the lifting device can effectively prevent the strip-shaped object with a smooth surface from falling.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a first perspective view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a second perspective view of the present invention;
FIG. 5 is a partial enlarged view of FIG. 4 at B;
FIG. 6 is a side view of the present invention;
FIG. 7 is a sectional view taken along line C-C of FIG. 6;
FIG. 8 is an enlarged view of a portion of FIG. 7 at D;
FIG. 9 is a cross-sectional view of the safety mechanism of the present invention with the fall arrest function activated;
FIG. 10 is a perspective view of a second baling rope according to the present invention;
the reference numbers in the figures are:
1-a mounting part; 1 a-a first eye ring; 1 b-a bearing plate; 1 c-a second eye ring;
2-a safety mechanism; 2 a-a rotating shaft; 2 b-rotating the plate; 2b 1-weight; 2 c-a collar; 2 d-a shear pin; 2 e-a locking mechanism; 2e 1-stop plate; 2e 2-stop post; 2e 3-stop beam;
3-an auxiliary support; 3 a-main beam; 3 b-secondary beam; 3 c-triangular steel pipes; 3c 1-sharp protrusions;
4-a first packing rope;
5-a second packing rope; 5 a-a first segment; 5 b-a second segment; 5 c-third segment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "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, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 10, the building lifting device with the anti-falling function is applied to lifting elongated objects, and comprises a lifting device, a mounting part 1, a safety mechanism 2, an auxiliary support 3, a first packing rope 4 and a second packing rope 5, wherein the mounting part 1 is fixedly connected with a working end of the lifting device, the auxiliary support 3 is arranged right below the mounting part 1, and the safety mechanism 2, the first packing rope 4 and the second packing rope 5 are respectively provided with two ropes and symmetrically arranged on two sides of the mounting part 1;
the first packing rope 4 is detachably connected with the auxiliary support 3, the safety mechanism 2 is detachably connected with the auxiliary support 3, and the second packing rope 5 is fixedly connected with the safety mechanism 2;
the first packing rope 4 and the second packing rope 5 are wound on the elongated articles, the first packing rope 4 is positioned on one side of the elongated articles close to the outside, and the second packing rope 5 is positioned on one side of the elongated articles close to the inside;
in the working state, the first packing rope 4 bears load, and the second packing rope 5 does not bear load; when the first packing rope 4 loses load and the second packing rope 5 obtains load, the safety mechanism 2 is separated from the auxiliary bracket 3.
The hanging part 1 is used for being installed on a lifting hook of lifting equipment such as a tower crane or a crane, the hanging part 1 sequentially passes through the second packing rope 5 and the safety mechanism 2 to lift the auxiliary support 3, so that the auxiliary support 3 can be lifted or lowered by the lifting equipment, and the auxiliary support 3 is wound with a strip-shaped object through the first packing rope 4 so that the strip-shaped object can be lifted or lowered along with the auxiliary support 3; when the right end of the strip-shaped article is heavier than the left end, and the friction force between the first packing rope 4 and the surface of the strip-shaped article is insufficient, so that the strip-shaped article inclines towards the right side and sideslips, the left end of the strip-shaped article is separated from the first packing rope 4, the weight of the left end of the strip-shaped article is completely loaded on the second packing rope 5, the second packing rope 5 pulls the safety mechanism 2 to separate the safety mechanism 2 from the auxiliary support 3, the auxiliary support 3 loses the pulling of the second packing rope 5 at one side of the left end of the strip-shaped article, so that the end of the auxiliary support 3 swings downwards and hits on the strip-shaped article, the auxiliary support 3 presses the left end of the strip-shaped article downwards, the second packing rope 5 wound at the left end of the strip-shaped article is completely tightened under the action of the weight of the auxiliary support 3, and the strip-shaped article is stopped under the friction force at the bottom of the auxiliary support 3 and the winding of the second packing rope 5, thereby avoiding the occurrence of falling objects.
As shown in fig. 1, the mounting portion 1 includes four first hanging rings 1a, four bearing plates 1b, and four second hanging rings 1c, the bearing plates 1b are horizontally disposed, the first hanging rings 1a are fixedly mounted at the centers of the top surfaces of the bearing plates 1b, the second hanging rings 1c are fixedly mounted at the four corners of the bottom surfaces of the bearing plates 1b, and the second packing ropes 5 are wound around the elongated objects from one second hanging ring 1c and then fixed to the other second hanging ring 1 c.
The first lifting ring 1a is used for being mounted on a hook of a tower crane or a crane, the four second lifting rings 1c are used for fixing two second packing ropes 5, and two ends of each second packing rope 5 are respectively connected with the two second lifting rings 1 c.
As shown in fig. 2 and 3, the safety mechanism 2 includes a rotating shaft 2a, a rotating plate 2b, the rotating shaft 2a is rotatably connected with the auxiliary support 3, the rotating plate 2b is fixedly connected with the rotating shaft 2a, the axial direction of the rotating shaft 2a is perpendicular to the length direction of the strip-shaped object, one end of the rotating plate 2b is detachably connected with the first packing rope 4, the other end of the rotating plate 2b is provided with a lantern ring 2c sleeved on the outer side of the second packing rope 5, the part of the second packing rope 5 close to the end part of the second packing rope is provided with a safety pin 2d, and the auxiliary support 3 is fixedly provided with a locking mechanism 2e for preventing the safety pin 2d from moving upwards and towards the hanging part 1.
The rotating plate 2b is used for being connected with one end of the first packing rope 4, two lifting hooks located below the bottom surface of the rotating plate 2b are fixedly installed at one end of the first packing rope 4, the first packing rope 4 is a steel wire rope with two ends provided with ferrules, the ferrules at two ends of the first packing rope 4 are hung on the lifting hooks, and the middle of the first packing rope 4 is wound by one circle or multiple circles of long-strip-shaped articles.
In a hoisting state, the upper half parts of the mounting part 1, the first packing rope 4 and the second packing rope 5 bear loads, the mounting part 1 is fixedly connected with the safety pin 2d through the upper half part of the second packing rope 5, the safety pin 2d bears upward force towards the direction of the mounting part 1, the locking mechanism 2e is used for preventing the safety pin 2d from moving towards the force bearing direction, make carry portion 1 through second bale rope 5, safety pin 2d, locking mechanism 2e hoist auxiliary stand 3, auxiliary stand 3 is through pivot 2a, change board 2b, first bale rope 4 hangs rectangular shape article, first bale rope 4 is dragging change board 2b and is rotating towards the direction of self this moment, change board 2 b's the other end and take lantern ring 2c to rise together, lantern ring 2c is upwards dragging second bale rope 5 and is driving safety pin 2d and make it be located locking mechanism 2 e's working range all the time.
When the one end of rectangular shape article and first packing rope 4 break away from, first packing rope 4 loses the load, the latter half of second packing rope 5 obtains the load, the sunken one end of rectangular shape article is dragged second packing rope 5 and is made it drive lantern ring 2c and descend together, lantern ring 2c drives and changes board 2b and is rotatory towards the direction of second packing rope 5 together, lantern ring 2c is dragging second packing rope 5 and is made the safety pin 2d break away from the working range of locking mechanism 2e, safety pin 2d and locking mechanism 2e remove the relation of connection, the one end of auxiliary stand 3 loses dragging of second packing rope 5 and pounces towards rectangular shape article.
The safety pin 2d is in a spherical sleeve shape, the safety pin 2d is sleeved on the second packing rope 5, the safety pin 2d is fixedly connected with the second packing rope 5, the locking mechanism 2e comprises a stop plate 2e1 and a plurality of stop columns 2e2 fixedly mounted on the bottom surface of the stop plate 2e1, the stop plate 2e1 is horizontally arranged and fixedly connected with the auxiliary bracket 3, the stop plate 2e1 is arranged right above the safety pin 2d, the stop columns 2e2 are vertically arranged, the stop columns 2e2 are arranged on two sides of the second packing rope 5, and the distance between the stop columns 2e2 is larger than the diameter of the second packing rope 5 and smaller than the diameter of the safety pin 2 d.
The stop post 2e2 is used to prevent the safety pin 2d from moving towards the mounting part 1, the stop plate 2e1 is used to close the top of the stop post 2e2, so as to prevent the safety pin 2d from moving upwards, the safety pin 2d is a spherical sleeve welded on the second baling rope 5, in the lifting state, the safety pin 2d abuts against the stop plate 2e1 and the stop post 2e2 to stop moving, and the mounting part 1 lifts the auxiliary bracket 3 through the stop plate 2e1 and the stop post 2e 2.
When the first packing rope 4 loses load and the second packing rope 5 obtains load, the rotating plate 2b rotates to press the second packing rope 5 downwards through the lantern ring 2c, the second packing rope 5 drives the safety pin 2d to move downwards together, when the safety pin 2d moves to the bottom end lower part of the stop column 2e2, the safety pin 2d is separated from the limit of the locking mechanism 2e, the hanging part 1 continues to hang the elongated object through the second packing rope 5, and the locking mechanism 2e at one end of the auxiliary support 3 loses the pull of the safety pin 2d and swings downwards and smashes the elongated object.
The weight of the rotating plate 2b near the first baling rope 4 is greater than that of the rotating plate 2b near the second baling rope 5, taking the axis of the rotating shaft 2a as a boundary.
As shown in fig. 6, 7, and 8, the middle end fixed connection of the rotating shaft 2a and the rotating plate 2b, one side of the rotating plate 2b close to the first baling rope 4 is fixedly provided with a balancing weight 2b1, the balancing weight 2b1 makes one side of the rotating plate 2b close to the first baling rope 4 heavier than one side of the rotating plate close to the second baling rope 5, so that in the non-working state, one side of the rotating plate 2b close to the first baling rope 4 rotates downward all the time, that is, one side of the rotating plate 2b provided with the lantern ring 2c rotates upward all the time, and further in the non-lifting state, when the first baling rope 4 and the second baling rope 5 are not loaded, the lantern ring 2c pulls the second baling rope 5 all the time to drive the safety pin 2d to stay in the working interval of the locking mechanism 2 e.
As shown in fig. 8, the locking mechanism 2e further includes a stop beam 2e3, a stop plate 2e1 is fixedly connected to the stop beam 2e3, a stop beam 2e3 is fixedly connected to the auxiliary bracket 3, the stop beam 2e3 is horizontally disposed, and the stop beam 2e3 is located right above the collar 2 c.
The stopper beam 2e3 is used to mount the stopper plate 2e1, and the stopper beam 2e3 is also used to limit the rotation angle of the rotating plate 2b, and when the first packing rope 4 gets a load and the second packing rope 5 does not get a load, the side of the rotating plate 2b connected to the first packing rope 4 descends, and the side of the rotating plate 2b connected to the second packing rope 5 ascends until it abuts against the bottom surface of the stopper beam 2e 3.
As shown in fig. 4, 5 and 6, the auxiliary support 3 includes two main beams 3a and two secondary beams 3b, the main beams 3a are arranged side by side, the secondary beams 3b are perpendicular to the main beams 3a, the secondary beams 3b are fixedly connected with the two main beams 3a, the secondary beams 3b are uniformly distributed along the length direction of the main beams 3a, a triangular steel pipe 3c is mounted at the bottom of each main beam 3a, the cross section of each triangular steel pipe 3c is in a hollow right-angled triangle shape, and the inclined surfaces of the two triangular steel pipes 3c form a V-shaped opening with a downward opening.
Girder 3a and secondary beam 3b weld into firm frame for installation pivot 2a and locking mechanical system 2e, triangle-shaped steel pipe 3c is used for making up into a V line opening that open side down, when the one end of auxiliary stand 3 pounded to rectangular shape article, the top of rectangular shape article was removed towards auxiliary stand 3's centre along triangle-shaped steel pipe 3 c's inclined plane, make auxiliary stand 3 pass through triangle-shaped steel pipe 3c back-off on rectangular shape article, auxiliary stand 3 has effectively been avoided from the both sides landing of rectangular shape article, cause auxiliary stand 3 to prevent weighing down the problem of functional failure.
As shown in FIG. 5, the inclined surface of the triangular steel tube 3c is fully distributed with a plurality of sharp protrusions 3c1 perpendicular to the inclined surface.
When auxiliary stand 3 pound on rectangular shape article, and when auxiliary stand 3 passed through triangle-shaped steel pipe 3c back-off on rectangular shape article, sharp-pointed protrusion 3c1 inserted the surface to rectangular shape article, or the surface of rectangular shape article forms a plurality of pits, sharp-pointed protrusion 3c1 inserted the inside to the pit, thereby the frictional force between triangle-shaped steel pipe 3c and the rectangular shape article has been showing to have increased, although led to the fact the damage to the rectangular shape article, but can show to reduce and take place relative slip and then the possibility that falls between rectangular shape article and the auxiliary stand 3.
As shown in fig. 10, the second baling rope 5 includes a first section 5a, a second section 5b, and a third section 5c, the first section 5a, the second section 5b, and the third section 5c are detachably connected, and the first section 5a, the second section 5b, and the third section 5c are sequentially connected end to end, one end of the first section 5a and one end of the third section 5c are detachably connected to the mounting portion 1, the other end of the first section 5a and the other end of the third section 5c are detachably connected to two ends of the second section 5b, the first section 5a and the third section 5c are fixedly connected to the safety mechanism 2, and the second section 5b is wound on the elongated object.
Because the second packing rope 5 is used for connecting the hanging part 1 and the safety mechanism 2 most of the time, the part of the second packing rope 5 wound on the long-strip-shaped object only plays a role when the long-strip-shaped object falls, and the whole second packing rope 5 is detached and rewound on the long-strip-shaped object too much trouble when the long-strip-shaped object is lifted each time, the second packing rope 5 is designed into a split structure, the first section 5a and the third section 5c are respectively and fixedly connected with the hanging part 1 and the safety mechanism 2, so that the hanging part 1 lifts the auxiliary support 3 through the first section 5a and the third section 5c, the first section 5a and the third section 5c are steel wire ropes with lifting hooks at two ends, the second section 5b is a steel wire rope with ferrules at two ends, when the long-strip-shaped workpiece is loaded and unloaded, the first section 5a and the third section 5c are not moved, and a worker only needs to wind the second section 5b on the long-strip-shaped workpiece each time, then, the ferrules at both ends thereof are mounted on the hooks of the first section 5a and the third section 5 c.
An implementation method of building construction lifting equipment with an anti-falling function comprises the following steps:
step one, connecting a working end of hoisting equipment with a first hoisting ring 1 a;
step two, pressing down one end of the rotating plate 2b, which is provided with a collar 2c, and sequentially enabling one ends of the first section 5a and the third section 5c, which are far away from the mounting part 1, to pass through the stop column 2e2 and the collar 2c, and enabling the safety pin 2d to pass through the stop column 2e 2;
step three, the pressing of the rotating plate 2b is released, one end, provided with a lantern ring 2c, of the rotating plate 2b is lifted, and the lantern ring 2c drags the first section 5a and the third section 5c to drive the safety pin 2d to move to the working range of the locking mechanism 2 e;
moving the mounting part 1, the safety mechanism 2 and the auxiliary support 3 to be right above the strip-shaped object by using lifting equipment and hovering;
fifthly, winding the first packing rope 4 on the strip-shaped article for a plurality of circles, and then hanging two ends of the first packing rope on the rotating plate 2 b;
step six, winding the second section 5b on the long-strip-shaped article for one circle, and then hanging two ends of the second section on the first section 5a and the third section 5 c;
and step seven, moving the elongated object to the destination by using the lifting equipment.
The working principle of the invention is as follows:
connecting the working end of the hoisting equipment with the first hoisting ring 1 a; pressing down one end of the rotating plate 2b, which is provided with a collar 2c, and sequentially passing one ends of the first section 5a and the third section 5c, which are far away from the mounting part 1, through a stop column 2e2 and the collar 2c, and enabling a safety pin 2d to pass through a stop column 2e 2; the pressing of the rotating plate 2b is released, one end, provided with the lantern ring 2c, of the rotating plate 2b is lifted, and the lantern ring 2c drags the first section 5a and the third section 5c to drive the safety pin 2d to move to the working range of the locking mechanism 2 e; the hanging part 1, the safety mechanism 2 and the auxiliary bracket 3 are moved to the position right above the strip-shaped object by the hoisting equipment and are hovered; winding the first packing rope 4 on the strip-shaped article for a plurality of circles, and then hanging two ends of the first packing rope on the rotating plate 2 b; winding the second section 5b on the elongated object for one turn, and then hanging the two ends thereof on the first section 5a and the third section 5 c; and moving the elongated object to the destination by using the hoisting equipment.
When the right end of the strip-shaped article is heavier than the left end and the surface friction force between the first packing rope 4 and the strip-shaped article is insufficient, the strip-shaped article inclines towards the right side and sideslips, the left end of rectangular shape article breaks away from with first packing rope 4, the whole loads of weight of rectangular shape article left end are on second packing rope 5, first packing rope 4 loses the load, the latter half of second packing rope 5 obtains the load, the submerged one end of rectangular shape article is dragged second packing rope 5 and is made it drive lantern ring 2c and descend together, lantern ring 2c drives and changes board 2b and rotatory towards the direction of second packing rope 5 together, lantern ring 2c is dragged second packing rope 5 and is made the safety pin 2d break away from the working range of locking mechanism 2e, safety pin 2d and locking mechanism 2e remove the relation of connection, the one end of auxiliary stand 3 loses the pulling of second packing rope 5 and pounces towards rectangular shape article.
Claims (10)
1. A house building lifting device with an anti-falling function is applied to lifting of long-strip-shaped objects, and is characterized by comprising a lifting device, a hanging part (1), a safety mechanism (2), an auxiliary support (3), a first packing rope (4) and a second packing rope (5), wherein the hanging part (1) is fixedly connected with the working end of the lifting device, the auxiliary support (3) is arranged right below the hanging part (1), and the safety mechanism (2), the first packing rope (4) and the second packing rope (5) are respectively provided with two ropes and symmetrically arranged on two sides of the hanging part (1);
the first packing rope (4) is detachably connected with the auxiliary support (3), the safety mechanism (2) is detachably connected with the auxiliary support (3), and the second packing rope (5) is fixedly connected with the safety mechanism (2);
the first packing rope (4) and the second packing rope (5) are wound on the strip-shaped articles, the first packing rope (4) is positioned on one side, close to the outer side, of the strip-shaped articles, and the second packing rope (5) is positioned on one side, close to the inner side, of the strip-shaped articles;
in the working state, the first packing rope (4) bears load, and the second packing rope (5) does not bear load; the first packing rope (4) loses load, and when the second packing rope (5) obtains load, the safety mechanism (2) is separated from the auxiliary support (3).
2. The building lifting equipment with the falling prevention function is characterized in that the hanging part (1) comprises four first lifting rings (1 a), a bearing plate (1 b) and four second lifting rings (1 c), the bearing plate (1 b) is horizontally arranged, the first lifting rings (1 a) are fixedly arranged at the center of the top surface of the bearing plate (1 b), the second lifting rings (1 c) are fixedly arranged at four corners of the bottom surface of the bearing plate (1 b), and the second packing ropes (5) are fixed on the other second lifting rings (1 c) after being wound with elongated objects from one second lifting rings (1 c).
3. The building lifting equipment with the anti-falling function is characterized in that the safety mechanism (2) comprises a rotating shaft (2 a) and a rotating plate (2 b), the rotating shaft (2 a) is rotatably connected with the auxiliary support (3), the rotating plate (2 b) is fixedly connected with the rotating shaft (2 a), the axial direction of the rotating shaft (2 a) is perpendicular to the length direction of the strip-shaped object, one end of the rotating plate (2 b) is detachably connected with the first packing rope (4), the other end of the rotating plate (2 b) is provided with a lantern ring (2 c) sleeved on the outer side of the second packing rope (5), the part, close to the end part, of the second packing rope (5) is provided with a safety pin (2 d), and the auxiliary support (3) is fixedly provided with a locking mechanism (2 e) for preventing the safety pin (2 d) from moving upwards and towards the hanging and carrying part (1).
4. The building construction lifting equipment with the falling prevention function is characterized in that the safety pin (2 d) is in the shape of a spherical sleeve, the safety pin (2 d) is sleeved on the second packing rope (5), the safety pin (2 d) is fixedly connected with the second packing rope (5), the locking mechanism (2 e) comprises a stop plate (2 e 1) and a plurality of stop columns (2 e 2) fixedly arranged on the bottom surface of the stop plate (2 e 1), the stop plate (2 e 1) is horizontally arranged and fixedly connected with the auxiliary bracket (3), the stop plate (2 e 1) is arranged right above the safety pin (2 d), the stop columns (2 e 2) are vertically arranged, the stop columns (2 e 2) are arranged on two sides of the second packing rope (5), and the distance between the stop columns (2 e 2) is larger than the diameter of the second packing rope (5) and smaller than the diameter of the safety pin (2 d).
5. The building construction lifting device with the falling prevention function, according to claim 3, is characterized in that the weight of the side of the rotating plate (2 b) close to the first packing rope (4) is larger than that of the side of the rotating plate (2 b) close to the second packing rope (5) by taking the axis of the rotating shaft (2 a) as a boundary.
6. The building construction lifting equipment with the falling prevention function is characterized in that the locking mechanism (2 e) further comprises a stop beam (2 e 3), the stop plate (2 e 1) is fixedly connected with the stop beam (2 e 3), the stop beam (2 e 3) is fixedly connected with the auxiliary bracket (3), the stop beam (2 e 3) is horizontally arranged, and the stop beam (2 e 3) is positioned right above the lantern ring (2 c).
7. The building lifting equipment with the anti-falling function is characterized in that the auxiliary support (3) comprises two main beams (3 a) and two secondary beams (3 b), the main beams (3 a) are arranged side by side, the secondary beams (3 b) are perpendicular to the main beams (3 a), the secondary beams (3 b) are fixedly connected with the two main beams (3 a), the secondary beams (3 b) are uniformly distributed along the length direction of the main beams (3 a), a triangular steel pipe (3 c) is mounted at the bottom of each main beam (3 a), the cross section of each triangular steel pipe (3 c) is in a hollow right-angled triangle shape, and the inclined planes of the two triangular steel pipes (3 c) form a V-shaped opening with a downward opening.
8. The building construction lifting device with the falling prevention function, as claimed in claim 7, wherein the inclined surface of the triangular steel pipe (3 c) is filled with a plurality of sharp protrusions (3 c 1) perpendicular to the inclined surface.
9. The building construction lifting device with the falling prevention function according to claim 1, wherein the second packing rope (5) comprises a first segment (5 a), a second segment (5 b) and a third segment (5 c), the first segment (5 a), the second segment (5 b) and the third segment (5 c) are detachably connected, and first section (5 a), second section (5 b), third section (5 c) end to end in proper order, the one end and the carry portion (1) of first section (5 a), third section (5 c) can be dismantled and be connected, the other end of first section (5 a), third section (5 c) can be dismantled with the both ends of second section (5 b) and be connected, first section (5 a), third section (5 c) and safety mechanism (2) fixed connection, second section (5 b) twines on rectangular shape article.
10. Method for implementing a housing construction lifting device with fall arrest function according to one of claims 1-9, characterized in that it comprises the following steps:
step one, connecting a working end of hoisting equipment with a first hoisting ring (1 a);
step two, pressing down one end of the rotating plate (2 b) provided with a lantern ring (2 c), enabling one ends, far away from the mounting part (1), of the first section (5 a) and the third section (5 c) to sequentially penetrate through the stop column (2 e 2) and the lantern ring (2 c), and enabling the safety pin (2 d) to penetrate through the stop column (2 e 2);
step three, the pressing of the rotating plate (2 b) is released, one end, provided with a lantern ring (2 c), of the rotating plate (2 b) is lifted, and the lantern ring (2 c) drags the first section (5 a) and the third section (5 c) to drive the safety pin (2 d) to move to the working range of the locking mechanism (2 e);
moving the hanging part (1), the safety mechanism (2) and the auxiliary support (3) to be right above the strip-shaped object by using lifting equipment and hovering;
fifthly, winding the first packing rope (4) on the strip-shaped article for a plurality of circles, and then hanging two ends of the first packing rope on the rotating plate (2 b);
step six, winding the second section (5 b) on the long-strip-shaped article for one circle, and then hanging two ends of the second section on the first section (5 a) and the third section (5 c);
and step seven, moving the elongated object to the destination by using the lifting equipment.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010163151.4A CN111232820B (en) | 2020-03-10 | 2020-03-10 | House building lifting equipment with anti-falling function and implementation method thereof |
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| CN202010163151.4A CN111232820B (en) | 2020-03-10 | 2020-03-10 | House building lifting equipment with anti-falling function and implementation method thereof |
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| CN111232820A true CN111232820A (en) | 2020-06-05 |
| CN111232820B CN111232820B (en) | 2021-10-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117550492A (en) * | 2024-01-12 | 2024-02-13 | 河南中冶起重机集团有限公司 | Bridge crane of high stability |
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| JPS58131284U (en) * | 1982-02-26 | 1983-09-05 | 住友重機械工業株式会社 | Lifting magnet device |
| CN107963546A (en) * | 2017-12-18 | 2018-04-27 | 苏州好六六智能科技有限公司 | Tower crane hangs reinforcing bar anti-drop device |
| CN208345565U (en) * | 2018-06-14 | 2019-01-08 | 江苏宝强钢结构有限公司 | A kind of gantry crane suspension hook |
| CN110228751A (en) * | 2019-07-16 | 2019-09-13 | 哈尔滨工程机械制造有限责任公司 | A kind of automatic lifting of paper pulp packet and palletizing apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS58131284U (en) * | 1982-02-26 | 1983-09-05 | 住友重機械工業株式会社 | Lifting magnet device |
| CN107963546A (en) * | 2017-12-18 | 2018-04-27 | 苏州好六六智能科技有限公司 | Tower crane hangs reinforcing bar anti-drop device |
| CN208345565U (en) * | 2018-06-14 | 2019-01-08 | 江苏宝强钢结构有限公司 | A kind of gantry crane suspension hook |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117550492A (en) * | 2024-01-12 | 2024-02-13 | 河南中冶起重机集团有限公司 | Bridge crane of high stability |
| CN117550492B (en) * | 2024-01-12 | 2024-04-05 | 河南中冶起重机集团有限公司 | Bridge crane of high stability |
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| CN111232820B (en) | 2021-10-26 |
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