CN111825000B - Pulley device for building - Google Patents
Pulley device for building Download PDFInfo
- Publication number
- CN111825000B CN111825000B CN202010726975.8A CN202010726975A CN111825000B CN 111825000 B CN111825000 B CN 111825000B CN 202010726975 A CN202010726975 A CN 202010726975A CN 111825000 B CN111825000 B CN 111825000B
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- Prior art keywords
- pulley
- fixed
- supporting
- handle
- bottom plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
- B66D3/06—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/04—Frames
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/26—Special adaptations of handles
- A45C13/262—Special adaptations of handles for wheeled luggage
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/03—Suitcases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
- B66D3/06—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley
- B66D3/10—Applications of braking or detent devices
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/03—Suitcases
- A45C2005/037—Suitcases with a hard shell, i.e. rigid shell as volume creating element
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tents Or Canopies (AREA)
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Abstract
The invention discloses a pulley device for buildings in the technical field of auxiliary equipment for buildings, a pulley support frame body and a pulley support frame base of the invention can slide and further can be folded and unfolded, the volume of a folded pulley structure is smaller, thereby facilitating the pulley structure to be recovered into the protective shell, greatly reducing the volume of the equipment, facilitating the carrying and transportation of the equipment, forming a triangular support by the arranged bottom plate through the supporting folding plate, thereby improving the support of the support folding bottom plate to the protection shell, improving the stability of the equipment, being foldable into the protection shell, improving the transportation and carrying convenience of the equipment, being convenient for disassembling the movable pulley frame by the movable pulley frame lock catch, and fix when not using, avoid droing, lead to damaging, the portable handle that is equipped with conveniently carries equipment, removes the wheel and carries and carry the handle, makes things convenient for personnel to carry this equipment, and greatly reduced personnel carry the convenience of this equipment.
Description
Technical Field
The invention belongs to the technical field of die steel production equipment; in particular to a pulley device for buildings.
Background
The building is a general term of buildings and structures, and is an artificial environment created by people by using the grasped material technical means and applying certain scientific laws, geomantic omen concepts and aesthetic rules to meet the needs of social life. The pulley is widely applied in the field of buildings, the conventional pulley device can be used in the material conveying process, the pulley is divided into a fixed pulley and a movable pulley, most of the pulley devices for the buildings are erected on the roof for material transmission when the buildings are built, the conventional pulley device for the buildings comprises a supporting frame, a driving motor, a pulley mechanism group and the like, and the structural composition is large, so that the equipment is large in size, and is extremely inconvenient to carry.
Disclosure of Invention
The invention aims to provide a pulley device for buildings.
In order to achieve the purpose, the invention provides the following technical scheme: a pulley device for buildings comprises an upper sealing cover, a protective shell, a hand-held handle, a lifting handle, a supporting folding bottom plate, a moving wheel, a driving device, a pulley supporting frame and a pulley block mechanism, wherein the moving wheel is arranged at the edge of the side wall of the protective shell, the moving wheel is rotationally connected with the protective shell, the protective shell is a hollow rectangular shell without a top and a bottom, the upper sealing cover covers the upper end surface of the protective shell, the upper sealing cover is rotationally connected with the protective shell through a hinge, the lifting handle is transversely fixed on the front end surface of the protective shell, the hand-held handle is fixed on the side surface of the protective shell, the supporting folding bottom plate is embedded at the lower side of the outer side wall of the protective shell, the supporting folding bottom plate is rotationally connected with the protective shell, the pulley block mechanism is arranged at the inner side of the pulley supporting frame, the upper end of the pulley supporting frame is fixedly provided with the driving device, and the driving device is in transmission connection with the pulley block mechanism, the pulley support is arranged on the inner side of the protection shell and is in up-and-down sliding fit with the protection shell, the lifting handle is an existing mechanism, and the lifting handle is a telescopic lifting rod.
Further, the upper sealing cover comprises a buckle, a sealing cover body and a sealing cover rotating shaft, the sealing cover body is in an L-shaped plate shape, the sealing cover rotating shaft is fixed at the tail end of the sealing cover body, the sealing cover body is rotationally fixed at the upper end of the protective shell through the sealing cover rotating shaft, and the buckle is fixed on the upper side face of the head end of the sealing cover body.
Further, the buckle includes extrusion spring, buckle body and card ball, the buckle body is fixed in on the side of closing cap body head upper end, the card ball is equipped with four altogether, four two liang of card balls are embedded on the lateral wall about the buckle body for a set of symmetry, and four card balls and buckle body sliding fit, the extrusion spring is located buckle body inboard, and the extrusion spring both ends respectively with buckle body two card ball fixed connection on the left and right sides.
Further, the protection casing is including removing a round mounting groove, the sealed standing groove of upper cover, buckle groove, support folding bottom plate mounting groove, protection casing body and the spacing spout of support frame, the protection casing body has the hollow rectangle casing at the bottom for not having the top, the spacing spout of support frame is equipped with two altogether, two the spacing spout symmetry of support frame is located the protection casing body internally, and two the spacing spout of support frame respectively with protection casing body about inside wall fixed connection, protection casing body lateral wall upper end is equipped with the sealed standing groove of upper cover, the sealed standing groove inboard of upper cover is located to the buckle groove, protection casing body lateral wall lower extreme all is equipped with supports folding bottom plate mounting groove, the buckle groove cooperatees with the buckle.
Further, portable handle includes handle, handle pivot, handle recess and belt, the handle recess is located on the protective housing lateral wall, handle recess pivot is equipped with two altogether handle recess pivot symmetry is located handle recess inboard, and is located handle recess front and back end respectively, the handle is rectangular form, and the handle front and back end all is fixed with the handle pivot, the handle is located handle recess upside, and handle recess structurally cooperate, the belt is equipped with two altogether, two the belt is respectively with handle both ends handle pivot and the handle recess pivot fixed connection at handle recess both ends.
Further, support folding plate and include the bottom plate through-hole, support the folded sheet, support folding plate mounting groove, support folded sheet installation spout and bottom plate, it has two to support folded sheet installation spouts, two to support on the inside wall about the folding plate mounting groove symmetry embedded have two to support folded sheet installation spouts, two support folded sheet installation spout and support the terminal left and right sides of folded sheet and rotate sliding connection, the terminal edge of bottom plate rotates and is fixed in and supports folding plate mounting groove lower extreme edge, and is equipped with a plurality of bottom plate through-holes on the bottom plate up end, the bottom plate through-hole runs through terminal surface about the bottom plate, it cooperatees with the bottom plate up end to support the folded sheet head end, it is embedded in supporting folding plate mounting groove to support folding plate mounting groove.
Further, the driving device comprises a sling roller supporting frame, a sling roller shaft, a motor fixing frame, a driving device motor, a driving belt pulley, a driven belt pulley and a driving device belt, the driving device motor is fixed on the upper end surface of the pulley supporting frame through a motor fixing frame, a driving belt pulley is fixed on an output shaft of the driving device motor, the sling roller supporting frame is fixed on the upper end surface of the pulley supporting frame, the sling roller supporting frame is positioned at one side of the motor fixing frame, the sling roller is sleeved on the sling roller shaft, and the sling roller is rotationally fixed on the sling roller supporting frame through the sling roller shaft, one end of the sling rope roll shaft is embedded on the sling rope roll supporting frame, the other end of the sling rope roll shaft penetrates through the sling rope roll supporting frame and is fixed with a driven belt pulley, the driven belt pulley is in transmission connection with the driving belt pulley through a driving device belt, and a sling is wound on the sling roller.
Further, the pulley support frame comprises a pulley support frame body, first support rocker arms, a pulley support frame base, T-shaped sliders, second support rocker arms and support arms, the pulley support frame base is rectangular block-shaped, the left side wall and the right side wall of the pulley support frame base are respectively fixed with the T-shaped sliders, the pulley support frame body is arranged on the upper side of the pulley support frame base, the number of the first support rocker arms is two, the tail ends of the first support rocker arms are symmetrically arranged on the front end face and the rear end face of the pulley support frame base, the tail ends of the two first support rocker arms are rotationally connected with the pulley support frame base, the head ends of the two first support rocker arms are symmetrically arranged on the front end face and the rear end face of the pulley support frame body, the head ends of the two first support rocker arms are rotationally connected with the pulley support frame body, the number of the second support rocker arms is two, the tail ends of the two second support rocker arms are symmetrically arranged on the front end face and the rear end face of the pulley support frame base, and two second support rocking arms end all rotate with pulley support frame base and are connected, two the second supports rocking arm head end symmetry and locates pulley support frame body front and back terminal surface, and two second support rocking arm head ends all rotate with pulley support frame body and be connected, pulley support frame body inboard is located to the support arm upper end, and support arm upper end and pulley support frame body inside wall rotate to be connected, the support arm lower extreme is embedded in pulley support frame base inboard, the support arm lower extreme rotates with pulley support frame base to be connected, and support arm lower extreme and pulley support frame base sliding fit.
Further, the pulley block mechanism comprises a movable pulley hook, a movable pulley frame lock catch, a first fixed pulley, a second fixed pulley, a sling fixed roller, a sling and a movable pulley, and is characterized in that the second fixed pulley is rotatably fixed on the inner side of the pulley support frame body, the second fixed pulley is positioned on the lower side of the sling roller, the first fixed pulley is rotatably fixed on the inner side of the pulley support frame body, the first fixed pulley is positioned at the front end of the lower side of the second fixed pulley, the sling fixed roller is fixed on the inner side of the pulley support frame body, the sling fixed roller is positioned on the rear side of the first fixed pulley, the movable pulley frame is in a rectangular block shape, the movable pulley frame is communicated from the left side to the right side, the movable pulley is rotatably fixed on the inner side of the movable pulley frame, the movable pulley hook is fixed at the lower end of the movable pulley frame, the movable pulley frame lock catch is fixed at the upper end of the movable pulley frame, a gap penetrating through the inner side of the movable pulley frame is arranged on the outer side of the movable pulley frame, the gap is matched with a sling, one end of the sling is fixed on the sling fixed roller, and the other end of the sling sequentially passes through the movable pulley, the first fixed pulley and the second fixed pulley and is wound and fixed with the sling roller;
the movable pulley frame lock catch comprises a fixed block, a stop block, a limiting rod, a lock catch seat, a lock plate rotating shaft and a return spring, the lock catch seat is a block structure with a U-shaped cross section, the lock catch seat is fixed on the upper end surface of the movable pulley frame, the rotating shaft of the lock plate is fixed on the side edge of one side of the lock plate, and a return spring is sleeved on the lock plate rotating shaft, the lock plate is rotationally fixed on one side of the upper end of the lock catch seat through the lock plate rotating shaft, one end of the return spring is fixedly connected with the rotating shaft of the lock plate, the other end of the return spring is fixedly connected with the lock catch seat, the stop block is fixed at the other side of the upper end of the lock catch seat, the lock plate is matched with the stop block, the fixed block is of a U-shaped structure, the fixed block is fixed on the inner side of the pulley support frame body in an inverted manner, the limiting rod is arranged on the lower side of the fixed block, and the limiting rod is fixedly connected with the fixing block, and the lock catch seat and the lock plate are matched with the limiting rod and the fixing block.
Further, the working steps of the pulley device for the building are as follows:
1) taking the handle out of the handle groove, holding the handle by hands, lifting the equipment and moving;
2) placing the handle into the handle groove, then contacting the moving wheel with the ground, then pulling the lifting handle, holding the lifting handle by hands, and pulling the equipment to move on the ground;
3) when the protective shell is used, the protective shell is vertically placed, then the upper sealing cover is pulled upwards to rotate around the sealing cover rotating shaft until the sealing cover body is turned over to the side wall of the protective shell, and the buckle is clamped into the buckle groove;
4) downwards pulling the through hole of the bottom plate to enable the through hole of the bottom plate to be horizontally placed on the ground, holding the upper end of the supporting folding plate, downwards pulling the supporting folding plate to enable the upper end of the supporting folding plate to be in contact with the upper end face of the through hole of the bottom plate, reversely pushing the supporting folding plate to enable the bottom of the supporting folding plate to move upwards along the mounting chute of the supporting folding plate until the top end of the mounting chute of the supporting folding plate is reached, and clamping the upper end of the supporting folding plate into the upper end face of the through hole of the bottom plate;
5) repeating the step 4), unfolding the supporting folding bottom plates on the outer sides of the protective shells, penetrating through the bottom plate through holes through screws, and fixing the bottom plate through holes on the ground;
6) the pulley support frame is upwards pulled to move to the highest position for fixing, one side of the protective shell pushes the pulley support frame body to move to the other side of the protective shell, and the pulley support frame body is fixedly connected through the support arm, the second support rocker arm and the first support rocker arm;
7) pressing the lock plate to enable the lock plate to bypass the limiting rod, so that the lock catch seat is separated from the limiting rod, and the movable pulley frame is detached from the pulley support frame body;
8) and starting the driving device motor to rotate the driving device motor so as to move the movable pulley frame downwards, and lifting and taking the movable pulley frame.
Compared with the prior art, the invention has the beneficial effects that: the pulley support frame is arranged, the pulley support frame body on the pulley support frame and the base of the pulley support frame can slide, so that the pulley structure can be folded and unfolded, the folded pulley structure has smaller volume, so that the pulley structure can be conveniently recycled into the protective shell, the size of the device can be greatly reduced, the carrying and transportation of the device can be convenient, the through holes of the bottom plate are formed into triangular supports through the support folding plates, so that the support folding bottom plate can be greatly improved to support the protective shell, the stability of the device can be greatly improved, the support folding bottom plate can be folded, so that the support folding bottom plate can be folded to the protective shell, the size of the support frame can be reduced, the size of the device can be reduced, the transportation and carrying convenience and the efficiency of the device can be greatly improved, the movable pulley frame lock catch is arranged, so that the movable pulley frame can be conveniently detached when in use and can be fixed when not in use, avoid droing, lead to damaging, the portable handle that is equipped with conveniently carries equipment, makes things convenient for personnel to carry this equipment, and the removal wheel that is equipped with and carry the handle makes things convenient for personnel to stimulate equipment to remove, and greatly reduced personnel carry the convenience of this equipment, and is laborsaving simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view showing a general structure of a pulley device for construction according to the present invention;
fig. 2 is an exploded view of the general construction of a pulley apparatus for construction according to the present invention;
fig. 3 is a schematic structural view of an upper sealing cover of a pulley apparatus for construction according to the present invention;
fig. 4 is a schematic structural view of a buckle of the pulley device for construction according to the present invention;
fig. 5 is a schematic structural view of a protective case of a pulley apparatus for construction according to the present invention;
FIG. 6 is a schematic view of a structure of a carrying handle of the pulley apparatus for construction according to the present invention;
FIG. 7 is a schematic structural view of a supporting folding bottom plate of the pulley device for construction according to the present invention;
fig. 8 is a schematic structural view of a driving apparatus of a construction sheave apparatus of the present invention;
fig. 9 is a schematic view of a closed structure of a pulley support frame of the pulley device for construction according to the present invention;
fig. 10 is a schematic view showing an unfolded structure of a pulley support frame of the pulley apparatus for construction according to the present invention;
fig. 11 is a schematic structural view of a pulley block mechanism of a pulley device for construction according to the present invention;
fig. 12 is a schematic structural view of a movable pulley frame lock catch of the pulley device for construction according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-12, the present invention provides a technical solution: a pulley device for construction comprises an upper sealing cover 1, a protective shell 2, a portable handle 3, a lifting handle 4, a supporting folding bottom plate 5, a moving wheel 6, a driving device 7, a pulley support frame 8 and a pulley block mechanism 9, wherein the moving wheel 6 is arranged at the edge of the side wall of the protective shell 2, the moving wheel 6 is rotatably connected with the protective shell 2, the protective shell 2 is a hollow rectangular shell without a top and a bottom, the upper sealing cover 1 covers the upper end surface of the protective shell 2, the upper sealing cover 1 is rotatably connected with the protective shell 2 through a hinge, the lifting handle 4 is transversely fixed on the front end surface of the protective shell 2, the portable handle 3 is fixed on the side surface of the protective shell 2, the supporting folding bottom plate 5 is embedded at the lower side of the outer side wall of the protective shell 2, the supporting folding bottom plate 5 is rotatably connected with the protective shell 2, the pulley block mechanism 9 is arranged at the inner side of the pulley support frame 8, and the driving device 7 is fixed at the upper end of the pulley support frame 8, the driving device 7 is in transmission connection with the pulley block mechanism 9, the pulley support frame 8 is arranged on the inner side of the protective shell 2, the pulley support frame 8 is in vertical sliding fit with the protective shell 2, the lifting handle 4 is an existing mechanism, and the lifting handle 4 is a telescopic lifting rod.
As shown in fig. 3, the upper sealing cover 1 includes a buckle 11, a sealing cover body 12 and a sealing cover rotating shaft 13, the sealing cover body 12 is in an L-shaped plate shape, the sealing cover rotating shaft 13 is fixed at the end of the sealing cover body 12, the sealing cover body 12 is rotatably fixed at the upper end of the protective casing 2 through the sealing cover rotating shaft 13, and the buckle 11 is fixed on the upper side surface of the head end of the sealing cover body 12.
As shown in fig. 4, the buckle 11 includes an extrusion spring 111, a buckle body 112 and four balls 113, the buckle body 112 is fixed on the upper side of the head end of the cover body 12, the number of the balls 113 is four, the four balls 113 are symmetrically embedded in the left and right side walls of the buckle body 112 as a group, the four balls 113 are in sliding fit with the buckle body 112, the extrusion spring 111 is disposed inside the buckle body 112, and two ends of the extrusion spring 111 are respectively fixedly connected with the two balls 113 on the left and right sides of the buckle body 112.
As shown in fig. 5, the protection casing 2 includes a moving wheel mounting groove 21, an upper sealing cover placing groove 22, a buckling groove 23, a supporting folding bottom plate mounting groove 24, a protection casing body 25 and supporting frame limiting sliding grooves 26, the protection casing body 25 is a hollow rectangular casing without a top bottom, the supporting frame limiting sliding grooves 26 are provided with two parts, the two supporting frame limiting sliding grooves 26 are symmetrically arranged in the protection casing body 25, the two supporting frame limiting sliding grooves 26 are respectively fixedly connected with the left inner side wall and the right inner side wall of the protection casing body 25, the upper sealing cover placing groove 22 is arranged at the upper end of the outer side wall of the protection casing body 25, the buckling groove 23 is arranged inside the upper sealing cover placing groove 22, the lower end of the outer side wall of the protection casing body 25 is provided with the supporting folding bottom plate mounting groove 24, and the buckling groove 23 is matched with the buckling 11.
As shown in fig. 6, the carrying handle 3 includes a handle 31, two handle rotating shafts 32, two handle groove rotating shafts 33, two handle grooves 34 and two belts 35, the handle grooves 34 are disposed on the side wall of the protection casing 2, the two handle groove rotating shafts 33 are disposed two by two, the two handle groove rotating shafts 33 are symmetrically disposed inside the handle grooves 34 and are respectively disposed at the front and rear ends of the handle grooves 34, the handle 31 is in a long strip shape, the front and rear ends of the handle 31 are both fixed with the handle rotating shafts 32, the handle 31 is disposed at the upper side of the handle grooves 34, the handle 31 is structurally matched with the handle grooves 34, the two belts 35 are disposed two by two belts 35, and the two handle rotating shafts 32 at the two ends of the handle 31 are respectively fixedly connected with the handle groove rotating shafts 33 at the two ends of the handle grooves 34.
As shown in fig. 7, the supporting folding bottom plate 5 includes a bottom plate through hole 51, a supporting folding plate 52, a supporting folding bottom plate installation groove 53, a supporting folding plate installation chute 54 and a bottom plate 55, two supporting folding plate installation chutes 54 are symmetrically embedded on the left and right inner side walls of the supporting folding bottom plate installation groove 53, two supporting folding plate installation chutes 54 are connected with the left and right sides of the end of the supporting folding plate 52 in a rotating and sliding manner, the end edge of the bottom plate 55 is fixed at the lower end edge of the supporting folding bottom plate installation groove 53 in a rotating manner, a plurality of bottom plate through holes 51 are arranged on the upper end surface of the bottom plate 55, the bottom plate through holes 51 penetrate through the upper and lower end surfaces of the bottom plate 55, the head end of the supporting folding plate 52 is matched with the upper end surface of the bottom plate 55, and the supporting folding bottom plate installation groove 53 is embedded in the supporting folding bottom plate installation groove 24.
As shown in fig. 8, the driving device 7 includes a sling roller supporting frame 71, a sling roller 72, a sling roller shaft 73, a motor fixing frame 74, a driving device motor 75, a driving pulley 76, a driven pulley 77 and a driving device belt 78, the driving device motor 75 is fixed on the upper end surface of the pulley supporting frame 8 through the motor fixing frame 74, the driving device motor 75 has an output shaft fixed with the driving pulley 76, the sling roller supporting frame 71 is fixed on the upper end surface of the pulley supporting frame 8, the sling roller supporting frame 71 is located on one side of the motor fixing frame 74, the sling roller 72 is sleeved on the sling roller shaft 73, the sling roller 72 is rotatably fixed on the sling roller supporting frame 71 through the sling roller shaft 73, one end of the sling roller shaft 73 is embedded in the sling roller supporting frame 71, the other end penetrates through the sling roller supporting frame 71 and is fixed with the driven pulley 77, the driven pulley 77 is in transmission connection with the driving pulley 76 through the driving device belt 78, the sling roller 72 is wound with a sling.
As shown in fig. 9-10, the pulley support frame 8 includes a pulley support frame 81, first support rocker arms 82, a pulley support frame base 83, T-shaped sliders 84, second support rocker arms 85 and support arms 86, the pulley support frame base 83 is rectangular block-shaped, the T-shaped sliders 84 are respectively fixed on the left and right side walls of the pulley support frame base 83, the pulley support frame 81 is disposed on the upper side of the pulley support frame base 83, two first support rocker arms 82 are disposed, the ends of the two first support rocker arms 82 are symmetrically disposed on the front and rear end surfaces of the pulley support frame base 83, the ends of the two first support rocker arms 82 are rotatably connected with the pulley support frame base 83, the heads of the two first support rocker arms 82 are symmetrically disposed on the front and rear end surfaces of the pulley support frame 81, the heads of the two first support rocker arms 82 are rotatably connected with the pulley support frame 81, the ends of the two second support rocker arms 85 are rotatably disposed, the ends of the two second support rocker arms 85 are symmetrically disposed on the front and rear end surfaces of the pulley support frame base 83, and two second support rocking arms 85 end all rotate with pulley support frame base 83 and be connected, pulley support frame body 81 front and back terminal surface is located to two second support rocking arm 85 head end symmetries, and two second support rocking arm 85 head ends all rotate with pulley support frame body 81 and be connected, pulley support frame body 81 is inboard located to support arm 86 upper end, and support arm 86 upper end and pulley support frame body 81 inside wall rotate to be connected, support arm 86 lower extreme is embedded in pulley support frame base 83 inboard, support arm 86 lower extreme rotates with pulley support frame base 83 to be connected, and support arm 86 lower extreme and pulley support frame base 83 sliding fit.
As shown in fig. 11, the pulley block mechanism 9 includes a movable pulley hook 91, a movable pulley frame 92, a movable pulley frame lock 93, a first fixed pulley 94, a second fixed pulley 95, a sling fixed roller 96, a sling 97 and a movable pulley 98, and is characterized in that the second fixed pulley 95 is rotatably fixed inside the pulley support frame 81, the second fixed pulley 95 is located at the lower side of the sling roller 72, the first fixed pulley 94 is rotatably fixed inside the pulley support frame 81, the first fixed pulley 94 is located at the front end of the lower side of the second fixed pulley 95, the sling fixed roller 96 is fixed inside the pulley support frame 81, the sling fixed roller 96 is located at the rear side of the first fixed pulley 94, the movable pulley frame 92 is rectangular block-shaped, the movable pulley frame 92 is penetrated from the left side to the right side, the movable pulley 98 is rotatably fixed inside the movable pulley frame 92, the movable pulley frame 92 is fixed at the lower end with the movable pulley hook 91, the movable pulley frame lock 93 is fixed at the upper end of the movable pulley frame 92, the outer side wall of one side of the movable pulley frame 92 is provided with a gap penetrating through the inner side of the movable pulley frame 92, the gap is matched with a sling 97, one end of the sling 97 is fixed on a sling fixed roller 96, and the other end of the sling 97 sequentially penetrates through a movable pulley 98, a first fixed pulley 94 and a second fixed pulley 95 and is wound and fixed with a sling roller 72.
As shown in fig. 12, the movable pulley frame lock 93 includes a fixing block 931, a stop block 932, a limiting rod 933, a lock holder 934, a lock plate 935, a lock plate rotating shaft 936 and a return spring 937, the lock holder 934 is a block structure with a U-shaped cross section, the lock holder 934 is fixed on the upper end surface of the movable pulley frame 92, the lock plate rotating shaft 936 is fixed on one side edge of the lock plate 935, the return spring 937 is sleeved on the lock plate rotating shaft 936, the lock plate 935 is rotatably fixed on one side of the upper end of the lock holder 934 through the lock plate rotating shaft 936, one end of the return spring 937 is fixedly connected with the lock plate rotating shaft 936, the other end of the return spring 937 is fixedly connected with the lock holder 934, the stop block 932 is fixed on the other side of the upper end of the lock holder 934, the lock plate 935 is matched with the stop block 932, the fixing block 931 is a U-shaped structure, the fixing block 931 is fixed on the inner side of the pulley support frame 81 by inverting, the limiting rod 933 is arranged on the lower side of the fixing block 931, and fixedly connected with the fixing block 931, the locking seat 934 and the locking plate 935 are matched with the limiting rod 933 and the fixing block 931.
The working steps of the pulley device for the building are as follows:
1) taking the handle 31 out of the handle groove 34, then holding the handle 31 by hand, lifting the device and moving;
2) placing the handle 31 into the handle groove 34, then contacting the moving wheel 6 with the ground, then drawing the lifting handle 4, holding the lifting handle 4 by hands, and drawing the equipment to move on the ground;
3) when the protective cover is used, the protective shell 2 is vertically placed, then the upper sealing cover 1 is pulled upwards, the upper sealing cover 1 rotates around the sealing cover rotating shaft 13 until the sealing cover body 12 is turned over to the side wall of the protective shell 2, and the buckle 11 is clamped into the buckle groove 23;
4) downwards pulling the bottom plate through hole 51 to enable the bottom plate through hole 51 to be horizontally placed on the ground, holding the upper end of the supporting folding plate 52, downwards pulling the supporting folding plate 52 to enable the upper end of the supporting folding plate 52 to be in contact with the upper end face of the bottom plate through hole 51, reversely pushing the supporting folding plate 52 to enable the bottom of the supporting folding plate 52 to move upwards along the supporting folding plate installation sliding groove 54 until the top end of the supporting folding plate installation sliding groove 54 is reached, and clamping the upper end of the supporting folding plate 52 onto the upper end face of the bottom plate through hole 51;
5) repeating the step 4, unfolding the supporting folding bottom plates 5 on the outer side of the protective shell 2, penetrating the bottom plate through holes 51 through screws, and fixing the bottom plate through holes 51 on the ground;
6) the pulley support frame 8 is pulled upwards to move the pulley support frame 8 to the highest position for fixing, one side of the protection shell 2 pushes the pulley support frame body 81 to move the pulley support frame body 81 to the other side of the protection shell 2, and the pulley support frame body 81 is fixedly connected through the support arm 86, the second support rocker 85 and the first support rocker 82;
7) pressing the lock plate 935 to make the lock plate 935 bypass the limiting rod 933, so that the lock holder 934 is separated from the limiting rod 933, and the movable pulley frame 92 is detached from the pulley support frame 81;
8) the driving motor 75 is started to rotate the driving motor 75, so that the movable pulley frame 92 moves downwards to be hung and taken through the movable pulley frame 92.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. A pulley device for buildings comprises an upper sealing cover (1), a protective shell (2), a hand-held handle (3), a lifting handle (4), a supporting folding bottom plate (5), a moving wheel (6), a driving device (7), a pulley supporting frame (8) and a pulley block mechanism (9), and is characterized in that the moving wheel (6) is arranged on the edge of the side wall of the protective shell (2), the moving wheel (6) is rotatably connected with the protective shell (2), the protective shell (2) is a hollow rectangular shell without a top and a bottom, the upper sealing cover (1) covers the upper end face of the protective shell (2), the upper sealing cover (1) is rotatably connected with the protective shell (2) through a hinge, the lifting handle (4) is transversely fixed on the front end face of the protective shell (2), the hand-held handle (3) is fixed on the side face of the protective shell (2), the supporting folding bottom plate (5) is embedded at the lower side of the outer side wall of the protection shell (2), the supporting folding bottom plate (5) is rotatably connected with the protection shell (2), the pulley block mechanism (9) is arranged at the inner side of the pulley support frame (8), a driving device (7) is fixed at the upper end of the pulley support frame (8), the driving device (7) is in transmission connection with the pulley block mechanism (9), the pulley support frame (8) is arranged at the inner side of the protection shell (2), and the pulley support frame (8) is in up-and-down sliding fit with the protection shell (2);
the upper sealing cover (1) comprises a buckle (11), a sealing cover body (12) and a sealing cover rotating shaft (13), the sealing cover body (12) is in an L-shaped plate shape, the sealing cover rotating shaft (13) is fixed at the tail end of the sealing cover body (12), the sealing cover body (12) is rotationally fixed at the upper end of the protective shell (2) through the sealing cover rotating shaft (13), and the buckle (11) is fixed on the upper side face of the head end of the sealing cover body (12); buckle (11) are including extrusion spring (111), buckle body (112) and card ball (113), buckle body (112) are fixed in on the side of closing cap body (12) head upper flank, card ball (113) are equipped with four altogether, four two liang of symmetry of card ball (113) are embedded on buckle body (112) left and right sides lateral wall, and four card balls (113) and buckle body (112) sliding fit, buckle body (112) inboard is located in extrusion spring (111), and extrusion spring (111) both ends respectively with buckle body (112) left and right sides two card balls (113) fixed connection.
2. The pulley device for buildings according to claim 1, wherein the protective housing (2) comprises a moving wheel mounting groove (21), an upper sealing cover placing groove (22), a buckling groove (23), a supporting folding bottom plate mounting groove (24), a protective housing body (25) and supporting frame limiting sliding grooves (26), the protective housing body (25) is a hollow rectangular housing with no top and bottom, the number of the supporting frame limiting sliding grooves (26) is two, the two supporting frame limiting sliding grooves (26) are symmetrically arranged in the protective housing body (25), the two supporting frame limiting sliding grooves (26) are respectively fixedly connected with the left and right inner side walls of the protective housing body (25), the upper sealing cover placing groove (22) is arranged at the upper end of one outer side wall of the protective housing body (25), and the buckling groove (23) is arranged inside the upper sealing cover placing groove (22), the protection casing body (25) lateral wall lower extreme all is equipped with supports folding bottom plate mounting groove (24), buckle groove (23) cooperate with buckle (11).
3. The pulley device for building according to claim 1, wherein said carrying handle (3) comprises two handles (31), two handle rotation shafts (32), two handle groove rotation shafts (33), two handle grooves (34) and two belts (35), said handle grooves (34) are disposed on the side wall of the protective housing (2), said two handle groove rotation shafts (33) are symmetrically disposed inside the handle grooves (34) and respectively disposed at the front and rear ends of the handle grooves (34), said handle (31) is in the shape of a long strip, said front and rear ends of the handle (31) are both fixed with the handle rotation shafts (32), said handle (31) is disposed at the upper side of the handle grooves (34), and the handle (31) and the handle grooves (34) are structurally matched, said two belts (35) are disposed, two belts (35) are disposed to respectively connect the handle rotation shafts (32) at the two ends of the handle (31) and the handle groove rotation grooves (34) at the two ends of the handle grooves (35) The shaft (33) is fixedly connected.
4. The pulley device for buildings according to claim 1, wherein the supporting folding bottom plate (5) comprises bottom plate through holes (51), supporting folding plates (52), supporting folding bottom plate installation grooves (53), supporting folding plate installation sliding grooves (54) and bottom plates (55), the left and right inner side walls of the supporting folding bottom plate installation grooves (53) are symmetrically embedded with two supporting folding plate installation sliding grooves (54), the two supporting folding plate installation sliding grooves (54) are connected with the left and right sides of the tail end of the supporting folding plate (52) in a rotating and sliding manner, the tail end edge of the bottom plate (55) is fixed at the lower end edge of the supporting folding bottom plate installation groove (53) in a rotating manner, a plurality of bottom plate through holes (51) are arranged on the upper end surface of the bottom plate (55), the bottom plate through holes (51) penetrate through the upper and lower end surfaces of the bottom plate (55), the head ends of the supporting folding plates (52) are matched with the upper end surface of the bottom plate (55), the supporting folding bottom plate mounting groove (53) is embedded in the supporting folding bottom plate mounting groove (24).
5. The pulley device for buildings according to claim 1, wherein the driving device (7) comprises a sling roller supporting frame (71), a sling roller (72), a sling roller shaft (73), a motor fixing frame (74), a driving device motor (75), a driving pulley (76), a driven pulley (77) and a driving device belt (78), the driving device motor (75) is fixed on the upper end surface of the pulley supporting frame (8) through the motor fixing frame (74), the driving pulley (76) is fixed on the output shaft of the driving device motor (75), the sling roller supporting frame (71) is fixed on the upper end surface of the pulley supporting frame (8), the sling roller supporting frame (71) is positioned at one side of the motor fixing frame (74), the sling roller (72) is sleeved on the sling roller shaft (73), and the roller (72) is rotatably fixed on the sling roller supporting frame (71) through the sling roller shaft (73), hoist cable roller (73) one end is embedded in on hoist cable roller support frame (71), and the other end pierces through hoist cable roller support frame (71) and is fixed with driven pulley (77), driven pulley (77) are connected through drive arrangement belt (78) transmission with drive pulley (76), the winding has the hoist cable on hoist cable roller (72).
6. The pulley device for buildings according to claim 1, wherein the pulley support frame (8) comprises a pulley support frame body (81), first support rocker arms (82), a pulley support frame base (83), T-shaped sliding blocks (84), second support rocker arms (85) and support arms (86), the pulley support frame base (83) is rectangular block-shaped, the left side wall and the right side wall of the pulley support frame base (83) are respectively fixed with the T-shaped sliding blocks (84), the pulley support frame body (81) is arranged on the upper side of the pulley support frame base (83), the number of the first support rocker arms (82) is two, the tail ends of the two first support rocker arms (82) are symmetrically arranged on the front end face and the rear end face of the pulley support frame base (83), the tail ends of the two first support rocker arms (82) are rotationally connected with the pulley support frame base (83), the head ends of the two first support rocker arms (82) are symmetrically arranged on the front end face and the rear end face of the pulley support frame body (81), and the head ends of the two first supporting rocker arms (82) are rotationally connected with the pulley supporting frame body (81), the second supporting rocker arms (85) are provided with two, the tail ends of the second supporting rocker arms (85) are symmetrically arranged on the front and back end surfaces of the pulley supporting frame base (83), the tail ends of the two second supporting rocker arms (85) are rotationally connected with the pulley supporting frame base (83), two, the head ends of the second supporting rocker arms (85) are symmetrically arranged on the front and back end surfaces of the pulley supporting frame body (81), the head ends of the two second supporting rocker arms (85) are rotationally connected with the pulley supporting frame body (81), the upper end of the supporting arm (86) is arranged on the inner side of the pulley supporting frame body (81), the upper end of the supporting arm (86) is rotationally connected with the inner side wall of the pulley supporting frame body (81), the lower end of the supporting arm (86) is embedded on the inner side of the pulley supporting frame base (83), the lower end of the supporting arm (86) is rotationally connected with the pulley supporting frame base (83), and the lower end of the supporting arm (86) is in sliding fit with the pulley supporting frame base (83).
7. The pulley device for construction according to claim 1, wherein the pulley block mechanism (9) comprises a movable pulley hook (91), a movable pulley frame (92), a movable pulley frame lock (93), a first fixed pulley (94), a second fixed pulley (95), a sling fixed roller (96), a sling (97) and a movable pulley (98), wherein the second fixed pulley (95) is rotatably fixed inside the pulley support frame body (81), the second fixed pulley (95) is located at the lower side of the sling roller (72), the first fixed pulley (94) is rotatably fixed inside the pulley support frame body (81), the first fixed pulley (94) is located at the front end of the lower side of the second fixed pulley (95), the sling fixed roller (96) is fixed inside the pulley support frame body (81), the sling fixed roller (96) is located at the rear side of the first fixed pulley (94), the movable pulley frame (92) is rectangular block-shaped, the movable pulley frame (92) is penetrated from the left side to the right side, the movable pulley (98) is rotationally fixed on the inner side of the movable pulley frame (92), a movable pulley hook (91) is fixed at the lower end of the movable pulley frame (92), a movable pulley frame lock catch (93) is fixed at the upper end of the movable pulley frame (92), a gap penetrating through the inner side of the movable pulley frame (92) is formed in the outer side wall of one side of the movable pulley frame (92), the gap is matched with a sling (97), one end of the sling (97) is fixed on a sling fixed roller (96), and the other end of the sling (97) sequentially penetrates through the movable pulley (98), a first fixed pulley (94) and a second fixed pulley (95) and is wound and fixed with the sling roller (72);
move pulley yoke hasp (93) including fixed block (931), dog (932), gag lever post (933), hasp seat (934), jam plate (935), jam plate pivot (936) and return spring (937), hasp seat (934) is the massive structure of cross section for the U type, hasp seat (934) is fixed in on moving pulley yoke (92) up end, jam plate pivot (936) is fixed in on jam plate (935) one side edge, and the cover has return spring (937) on jam plate pivot (936), jam plate (935) rotates through jam plate pivot (936) and is fixed in hasp seat (934) upper end one side, and return spring (937) one end and jam plate pivot (936) fixed connection, return spring (937) other end and hasp seat (934) fixed connection, dog (932) is fixed in hasp seat (934) upper end opposite side, jam plate (935) cooperatees with dog (932), fixed block (931) are U type structure, and fixed block (931) invert and are fixed in pulley support body (81) inboardly, fixed block (931) downside is located to gag lever post (933), and gag lever post (933) and fixed block (931) fixed connection, hasp seat (934) and jam plate (935) cooperate with gag lever post (933) and fixed block (931).
8. The pulley device for construction according to claim 1, wherein the pulley device for construction comprises the following steps:
1) taking the handle (31) out of the handle groove (34), then holding the handle (31) by hand, lifting the equipment and moving;
2) placing the handle (31) into the handle groove (34), then contacting the moving wheel (6) with the ground, then pulling the lifting handle (4), holding the lifting handle (4) by hands, and pulling the equipment to move on the ground;
3) when the protective cover is used, the protective shell (2) is vertically placed, then the upper sealing cover (1) is pulled upwards, the upper sealing cover (1) rotates around the sealing cover rotating shaft (13) until the sealing cover body (12) is turned over to the side wall of the protective shell (2), and the buckle (11) is clamped into the buckle groove (23);
4) downwards pulling the bottom plate through hole (51) to enable the bottom plate through hole (51) to be horizontally placed on the ground, holding the upper end of the supporting folding plate (52), downwards pulling the supporting folding plate (52) to enable the upper end of the supporting folding plate (52) to be in contact with the upper end face of the bottom plate through hole (51), reversely pushing the supporting folding plate (52), enabling the bottom of the supporting folding plate (52) to move upwards along the supporting folding plate installation sliding groove (54) until the top end of the supporting folding plate installation sliding groove (54) is reached, and clamping the upper end of the supporting folding plate (52) into the upper end face of the bottom plate through hole (51);
5) repeating the step 4), unfolding the supporting folding bottom plates (5) on the outer sides of the protective shells (2), penetrating through the bottom plate through holes (51) through screws, and fixing the bottom plate through holes (51) on the ground;
6) the pulley support frame (8) is upwards pulled to move the pulley support frame (8) to the highest position for fixing, one side of the protection shell (2) pushes the pulley support frame body (81) to move the pulley support frame body (81) to the other side of the protection shell (2), and the pulley support frame body (81) is fixedly connected through the support arm (86), the second support rocker arm (85) and the first support rocker arm (82);
7) the locking plate (935) is pressed to enable the locking plate (935) to bypass the limiting rod (933), the lock catch seat (934) is separated from the limiting rod (933), and the movable pulley frame (92) is detached from the pulley support frame body (81);
8) and starting the driving device motor (75) to rotate the driving device motor (75), so that the movable pulley frame (92) moves downwards, and the lifting is carried out through the movable pulley frame (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010726975.8A CN111825000B (en) | 2020-07-26 | 2020-07-26 | Pulley device for building |
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| CN202010726975.8A CN111825000B (en) | 2020-07-26 | 2020-07-26 | Pulley device for building |
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| CN111825000B true CN111825000B (en) | 2022-05-10 |
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| US6386514B1 (en) * | 2000-07-07 | 2002-05-14 | John D. Ray | Portable hitch-mounted winch |
| US7334776B2 (en) * | 2004-07-08 | 2008-02-26 | Homayoon Kazerooni | Apparatus and method for vehicle on-board cargo handling system |
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| JP2013018634A (en) * | 2011-07-13 | 2013-01-31 | Hitachi Industrial Equipment Systems Co Ltd | Hoist |
| CN104837760A (en) * | 2012-11-30 | 2015-08-12 | 株式会社开道 | Chain block |
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