CN111362117A - Safe building feeding equipment - Google Patents
Safe building feeding equipment Download PDFInfo
- Publication number
- CN111362117A CN111362117A CN202010266438.XA CN202010266438A CN111362117A CN 111362117 A CN111362117 A CN 111362117A CN 202010266438 A CN202010266438 A CN 202010266438A CN 111362117 A CN111362117 A CN 111362117A
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- Prior art keywords
- cavity
- transmission
- wall
- fixedly arranged
- face
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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
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
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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
- B66C1/16—Slings with load-engaging platforms or frameworks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/20—Chain, belt, or friction drives, e.g. incorporating sheaves of fixed or variable ratio
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/01—Winches, capstans or pivots
- B66D2700/0125—Motor operated winches
- B66D2700/0141—Electrically actuated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/01—Winches, capstans or pivots
- B66D2700/0183—Details, e.g. winch drums, cooling, bearings, mounting, base structures, cable guiding or attachment of the cable to the drum
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention discloses a safe building feeding device which comprises a hoisting box, wherein a storage cavity is arranged in the hoisting box, a steel cable cavity is arranged on the top wall in the storage cavity, a brake cavity is arranged on the inner wall of the left side of the steel cable cavity, a power transmission cavity is arranged on the inner wall of the right side of the steel cable cavity, and a self-locking transmission cavity is arranged on the inner wall of the right side of the power transmission cavity; the crane cabin door interlocking device is simple in structure and convenient and fast to operate, the interlocking of the opening and closing action of the crane cabin door and the lifting action of the crane is completed in a machine type interlocking mode, the function of reducing the speed of the crane when the crane descends at an excessively high descending speed due to the excessively heavy load is realized, and the safety of building materials in the transportation process is greatly improved.
Description
Technical Field
The invention relates to the field of building feeding equipment, in particular to safe building feeding equipment.
Background
During construction, a large amount of building materials need to be transported, and a crane is the most common tool used, and the crane is often used as a common building material feeding tool at construction sites.
At the present stage, in order to save time, a crane is started when the worker does not confirm completion of loading of building materials, so that major potential safety hazards such as falling objects exist.
Disclosure of Invention
The invention aims to solve the technical problem of providing a safe building feeding device, which uses a machine type interlocking mode to complete the interlocking of the opening and closing action of a crane bin door and the lifting action of a crane, simultaneously realizes the function of reducing the speed of the crane when the descending speed is too high due to the overlarge weight of a loaded heavy object when the crane descends, and greatly improves the safety of building materials in the transportation process.
The safe building feeding equipment comprises a hoisting box, wherein a storage cavity is arranged in the hoisting box, a steel cable cavity is arranged on the top wall in the storage cavity, a brake cavity is arranged on the inner wall of the left side of the steel cable cavity, a power transmission cavity is arranged on the inner wall of the right side of the steel cable cavity, and a self-locking transmission cavity is arranged on the inner wall of the right side of the power transmission cavity;
a conical rotor motor is fixedly arranged on the inner wall of the left side of the power transmission cavity, a first transmission shaft extending rightwards is in power connection with the right end face of the conical rotor motor, a first transmission gear is fixedly arranged on the first transmission shaft, a second transmission shaft extending leftwards and rightwards is rotatably connected with the left and right inner walls of the power transmission cavity, a second transmission gear meshed with the first transmission gear is fixedly arranged on the second transmission shaft, a self-locking transmission plate is slidably arranged on the inner bottom wall of the self-locking transmission cavity, first racks are symmetrically arranged on the front and back of the end face of the top of the self-locking transmission plate, a first spring fixedly connected with the right end face of the self-locking transmission cavity is fixedly arranged on the right end face of the self-locking transmission plate, a first pull rope is fixedly arranged on the left end face of the self-locking transmission plate, and third transmission shafts which are symmetrically arranged front and back and extend, a first ratchet wheel meshed with the first rack and a first bevel gear positioned on the inner side of the first ratchet wheel are fixedly arranged on the third transmission shaft, a second bevel gear meshed with the first bevel gear on the rear side is fixedly arranged on the part of the first transmission shaft extending into the self-locking transmission cavity, a third bevel gear meshed with the first bevel gear on the front side is fixedly arranged on the part of the second transmission shaft extending into the self-locking transmission cavity, the first transmission shaft penetrates through the left and right inner walls of the steel cable cavity leftwards and is connected with the left and right inner walls in a rotating and matching manner, a steel cable wheel is fixedly arranged on the part of the first transmission shaft positioned in the steel cable cavity, a steel cable is fixedly wound on the steel cable wheel, a steel cable through hole is arranged on the upper and lower parts of the top wall in the steel cable cavity in a penetrating manner, and the first transmission shaft penetrates through the left and right inner walls of the brake cavity, the brake block is arranged on the rear side of the first transmission shaft in a sliding mode, a second spring fixedly connected with the inner wall of the rear side of the brake cavity is fixedly arranged on the end face of the rear side of the brake block, a second rack is fixedly arranged on the end face of the front side of the brake block, and a second pull rope is fixedly arranged on the end face of the front side of the second rack.
Further, be equipped with braking transmission chamber on the inner wall of braking chamber left side, it is connected with the fourth transmission shaft that extends right to rotate on the inner wall about the braking transmission chamber, the fixed third drive gear that is equipped with on the fourth transmission shaft, it is connected with the fifth transmission shaft that extends right to rotate on the inner wall of braking transmission chamber left side, the fixed be equipped with on the fifth transmission shaft with third drive gear engaged with fourth drive gear and be located the centrifugal wheel on fourth drive gear right side, it is connected with the sixth transmission shaft that extends right to rotate on the inner wall of braking transmission chamber right side, the fixed be equipped with on the sixth transmission shaft with centrifugal wheel matched with fifth drive gear, the sixth transmission shaft stretches into right fixed be equipped with in the part in the braking chamber with the sector gear of second rack engaged with, the fourth transmission shaft stretches into right fixed be equipped with in the part in the power transmission chamber with the sixth transmission gear engaged with of second drive gear And a moving gear.
Furthermore, a bearing plate is arranged in the storage cavity in a sliding manner, a third spring fixedly connected with the bottom wall of the storage cavity is fixedly arranged on the bottom end face of the bearing plate, a bearing rod through hole penetrates through the bottom wall of the storage cavity from top to bottom, a bearing rod fixedly connected with the bottom end face of the bearing plate is arranged in the bearing rod through hole in a sliding manner, a third rack is fixedly arranged on the end face of the front side of the bearing rod, a bearing ratchet cavity with a backward opening is arranged on the inner wall of the front side of the bearing rod through hole, a first spline shaft is rotatably connected to the left inner wall and the right inner wall of the bearing ratchet cavity, a second ratchet wheel meshed with the third rack is fixedly arranged on the first spline shaft, a first winding wheel positioned on the right side of the second ratchet wheel is rotatably connected to the first spline shaft, and a second pull rope is fixedly wound on the first winding wheel and far away from the other end of the, spline fit has and is located on the first integral key shaft first spline housing on first winding wheel right side, the fixed first annular plectrum that is equipped with on first spline housing, the fixed first meshing tooth that is equipped with on the first spline housing left side terminal surface, fixed be equipped with on the first winding wheel right side terminal surface with first meshing tooth matched with second meshing tooth, be equipped with the first shifting block spout that the opening is backward on the bearing ratchet chamber front side inner wall, it is equipped with the first shifting block that the opening is backward to slide in the first shifting block spout, first annular plectrum with rotate the cooperation through the bearing and connect between the opening to the first shifting block backward, fixed be equipped with on the first shifting block right side terminal surface with first shifting block spout right side inner wall fixed connection's fourth spring, the fixed third stay cord that is equipped with on the first shifting block right side terminal surface.
Further, a baffle chute is arranged on the inner wall of the front side of the storage cavity in a penetrating manner, a baffle is arranged in the baffle chute in a sliding manner, threaded holes which are bilaterally symmetrical and have downward openings are formed in the baffle, a fourth rack is fixedly arranged on the end face of the right side of the baffle, a baffle ratchet cavity with a leftward opening is arranged on the inner wall of the right side of the baffle chute, seventh transmission shafts are rotatably connected to the front and rear inner walls of the baffle ratchet cavity, a third ratchet wheel meshed with the fourth rack and a second winding wheel positioned behind the third ratchet wheel are fixedly arranged on the seventh transmission shafts, the other end of the third pull rope, which is far away from the first shifting block, is fixedly wound on the second winding wheel, bilaterally symmetrical baffle transmission cavities are arranged on the inner bottom wall of the baffle chute, upwardly extending screw rods are rotatably connected to the upper and lower inner walls of the baffle transmission cavities, and a fourth bevel, an eighth transmission shaft extending inwards is rotatably connected to the inner wall of the inner side of the baffle transmission cavity, a fifth bevel gear meshed with the fourth bevel gear is fixedly arranged on the eighth transmission shaft, the part of the screw rod extending upwards into the baffle chute penetrates through the threaded hole and is meshed with the threaded hole, a baffle power cavity between the two baffle transmission cavities is arranged on the inner bottom wall of the baffle chute, a sixth bevel gear is fixedly arranged on the part of the eighth transmission shaft extending into the baffle power cavity, a baffle motor is fixedly arranged on the inner bottom wall of the baffle power cavity, a second spline shaft extending upwards is in power connection with the top end face of the baffle motor, a seventh bevel gear meshed with the sixth bevel gear is rotatably connected to the second spline shaft, and a second spline sleeve is arranged on the lower side of the seventh bevel gear in a spline fit manner on the second spline shaft, a third meshing tooth is fixedly arranged on the upper side end face of the second spline sleeve, a fourth meshing tooth matched with the third meshing tooth is fixedly arranged on the lower side end face of the seventh bevel gear, a second annular shifting sheet is fixedly arranged on the second spline sleeve, a second shifting block sliding groove with a leftward opening is arranged on the inner wall of the right side of the baffle power cavity, a fixture block sliding groove for cutting off the second shifting block sliding groove is arranged on the front inner wall and the rear inner wall of the second shifting block sliding groove in a penetrating manner, a fixture block is arranged in the fixture block sliding groove in a sliding manner, a bayonet with a downward opening is arranged on the bottom end face of the fixture block, a fifth spring fixedly connected with the inner wall of the front side of the fixture block sliding groove is fixedly arranged on the front side end face of the fixture block, the other end of the self-locking transmission plate away from the first pull rope is fixedly connected with the rear end face of the fixture block, and a second shifting block sliding, the second annular shifting piece is connected with the left opening of the second shifting block in a transmission fit mode through a bearing, and an electromagnetic spring fixedly connected with the inner bottom wall of the second shifting block sliding groove is fixedly arranged on the end face of the bottom of the second shifting block.
Further, all be equipped with twelve outside rotation chambeies of opening in first ratchet with the second ratchet and the third ratchet, in the first ratchet rotate the opening angle in chamber with in the second ratchet and the third ratchet the opening angle in rotation chamber is opposite, it is equipped with the dead lever to rotate the intracavity front and back chamber wall fixed, be equipped with the rotation tooth on the dead lever, the rotation tooth with be equipped with torsion spring between the dead lever, the annular is provided with multiunit opening flexible groove outwards in the centrifugal wheel, slidable mounting has flexible tooth in the flexible groove, fixed be equipped with in the flexible inslot wall with flexible tooth fixed connection's reset spring.
Furthermore, in the hoisting box slidable mounting and the external elevator shaft, the other end of the steel cable far away from the steel cable wheel penetrates through the steel cable through hole to be fixedly connected with the inner top wall of the external elevator shaft.
The invention has the beneficial effects that: the crane cabin door interlocking device is simple in structure and convenient and fast to operate, the interlocking of the opening and closing action of the crane cabin door and the lifting action of the crane is completed in a machine type interlocking mode, the function of reducing the speed of the crane when the crane descends at an excessively high descending speed due to the excessively heavy load is realized, and the safety of building materials in the transportation process is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a left side view of an embodiment of the present invention;
FIG. 3 is a schematic top view of an embodiment of the present invention;
FIG. 4 is a schematic structural diagram at A-A in FIG. 1 according to an embodiment of the present invention;
FIG. 5 is a left side view of the ratchet cavity of the baffle of FIG. 1 according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram at B-B in FIG. 2 according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram at C-C in FIG. 3 according to an embodiment of the present invention;
FIG. 8 is a schematic view of the inner structure of the third ratchet wheel in FIG. 1 according to the present invention;
FIG. 9 is a schematic view of the internal structure of the centrifugal wheel in FIG. 3 according to an embodiment of the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-9, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
With reference to fig. 1-9, a safe feeding device for buildings comprises a lifting jack 10, wherein a storage chamber 36 is provided in the lifting jack 10, a cable chamber 38 is provided on the inner top wall of the storage chamber 36, a brake chamber 60 is provided on the inner wall of the left side of the cable chamber 38, a power transmission chamber 77 is provided on the inner wall of the right side of the cable chamber 38, a self-locking transmission chamber 97 is provided on the inner wall of the right side of the power transmission chamber 77, a tapered rotor motor 62 is fixedly provided on the inner wall of the left side of the power transmission chamber 77, a first transmission shaft 65 extending rightward is power-connected to the end face of the right side of the tapered rotor motor 62, a first transmission gear 64 is fixedly provided on the first transmission shaft 65, a second transmission shaft 41 extending leftward and rightward is rotatably connected to the inner walls of the left and right sides of the power transmission chamber 77, a second transmission gear 75 engaged with the first, a self-locking transmission plate 70 is slidably arranged on the inner bottom wall of the self-locking transmission cavity 97, first racks 67 are symmetrically arranged on the top end face of the self-locking transmission plate 70 in a front-back manner, a first spring 68 fixedly connected with the inner wall of the right side of the self-locking transmission cavity 97 is fixedly arranged on the right side end face of the self-locking transmission plate 70, a first pull rope 69 is fixedly arranged on the left side end face of the self-locking transmission plate 70, a third transmission shaft 73 which is symmetrically arranged in a front-back manner and extends inwards is rotatably connected to the front inner wall and the rear inner wall of the self-locking transmission cavity 97, a first ratchet 72 meshed with the first racks 67 and a first bevel gear 71 positioned on the inner side of the first ratchet 72 are fixedly arranged on the third transmission shaft 73, a second bevel gear 74 meshed with the first bevel gear 71 on the rear side is fixedly arranged on the part of the first transmission shaft 65 extending into the self-locking transmission cavity 97, and a first bevel gear 71 meshed with the front side is fixedly arranged on the part The first transmission shaft 65 penetrates through the left and right inner walls of the cable cavity 38 leftward and is connected with the left and right inner walls in a rotating and matching manner, the cable wheel 40 is fixedly arranged on the position, located in the cable cavity 38, of the first transmission shaft 65, the cable 37 is fixedly wound on the cable wheel 40, a cable through hole 39 is formed in the top wall of the inner wall of the cable cavity 38 in an up-and-down penetrating manner, the first transmission shaft 65 penetrates through the left and right inner walls of the brake cavity 60 leftward and is connected with the left and right inner walls in a rotating and matching manner, a brake block 78 located on the rear side of the first transmission shaft 65 is slidably arranged in the brake cavity 60, a second spring 79 fixedly connected with the inner wall of the rear side of the brake cavity 60 is fixedly arranged on the rear side end face of the brake block 78, a second rack 61 is fixedly arranged on the front side end face of the second rack 61, and a second pull.
Beneficially, a brake transmission cavity 80 is arranged on the inner wall of the left side of the brake cavity 60, a fourth transmission shaft 42 extending rightwards is rotatably connected to the left inner wall and the right inner wall of the brake transmission cavity 80, a third transmission gear 52 is fixedly arranged on the fourth transmission shaft 42, a fifth transmission shaft 55 extending rightwards is rotatably connected to the inner wall of the left side of the brake transmission cavity 80, a fourth transmission gear 54 engaged with the third transmission gear 52 and a centrifugal wheel 56 positioned on the right side of the fourth transmission gear 54 are fixedly arranged on the fifth transmission shaft 55, a sixth transmission shaft 57 extending rightwards is rotatably connected to the inner wall of the right side of the brake transmission cavity 80, a fifth transmission gear 58 matched with the centrifugal wheel 58 is fixedly arranged on the sixth transmission shaft 57, and a sector gear 59 engaged with the second rack 61 is fixedly arranged on the part of the sixth transmission shaft 57 extending rightwards into the brake cavity 60, a sixth transmission gear 76 meshed with the second transmission gear 75 is fixedly arranged on the part of the fourth transmission shaft 42 extending rightwards into the power transmission cavity 77.
Beneficially, a bearing plate 43 is slidably disposed in the storage cavity 36, a third spring 47 fixedly connected to the bottom wall of the storage cavity 36 is fixedly disposed on the bottom end face of the bearing plate 43, a bearing rod through hole 46 is disposed in the storage cavity 36 in a vertically penetrating manner, a bearing rod 48 fixedly connected to the bottom end face of the bearing plate 43 is slidably disposed in the bearing rod through hole 46, a third rack 49 is fixedly disposed on the front end face of the bearing rod 48, a bearing ratchet cavity 44 with a backward opening is disposed on the inner wall of the front side of the bearing rod through hole 46, a first spline shaft 50 is rotatably connected to the left and right inner walls of the bearing ratchet cavity 44, a second ratchet 51 engaged with the third rack 49 is fixedly disposed on the first spline shaft 50, a first winding wheel 84 located on the right side of the second ratchet 51 is rotatably connected to the first winding wheel 84, the second rope 45 is fixedly wound on the first winding wheel 84 and kept away from the other end of the second rack 61, the first spline shaft 50 is spline-fitted with a first spline housing 85 on the right side of the first winding wheel 84, a first annular shifting piece 86 is fixedly arranged on the first spline housing 85, a first engaging tooth is fixedly arranged on the left end face of the first spline housing 85, a second engaging tooth matched with the first engaging tooth is fixedly arranged on the right end face of the first winding wheel 84, a first shifting block sliding groove 89 with a backward opening is arranged on the inner wall of the front side of the bearing ratchet cavity 44, a first shifting block 87 with a backward opening is arranged in the first shifting block sliding groove 89 in a sliding manner, the first annular shifting piece 86 is connected with the backward opening of the first shifting block 87 in a rotating fit manner through a bearing, a fourth spring 88 fixedly connected with the inner wall of the right side of the first shifting block sliding groove 89 is fixedly arranged on the end face of the right side of the first shifting block 87, and a third pull rope 18 is fixedly arranged on the end face of the right side of the first shifting block 87.
Beneficially, a baffle sliding chute 11 is penetratingly arranged on the inner wall of the front side of the storage cavity 36, a baffle 35 is slidably arranged in the baffle sliding chute 11, threaded holes 12 which are bilaterally symmetrical and have downward openings are formed in the baffle 35, a fourth rack 14 is fixedly arranged on the end face of the right side of the baffle 35, a baffle ratchet cavity 17 which has a leftward opening is formed in the inner wall of the right side of the baffle sliding chute 11, seventh transmission shafts 16 are rotatably connected to the front and rear inner walls of the baffle ratchet cavity 17, a third ratchet 15 meshed with the fourth rack 14 and a second winding wheel 83 located at the rear side of the third ratchet 15 are fixedly arranged on the seventh transmission shaft 16, the other end of the third pulling rope 18 far away from the first shifting block 87 is fixedly wound on the second winding wheel 83, a bilaterally symmetrical baffle transmission cavity 33 is formed in the inner wall of the baffle sliding chute 11, and an upwardly extending screw 13 is rotatably connected to the upper and lower inner walls of the baffle transmission, a fourth bevel gear 32 is fixedly arranged on the screw 13, an eighth transmission shaft 31 extending inwards is rotatably connected to the inner wall of the inner side of the baffle transmission cavity 33, a fifth bevel gear 34 engaged with the fourth bevel gear 32 is fixedly arranged on the eighth transmission shaft 31, the part of the screw 13 extending upwards into the baffle sliding chute 11 penetrates through the threaded hole 12 and is engaged with the threaded hole, a baffle power cavity 26 positioned between the two baffle transmission cavities 33 is arranged on the inner bottom wall of the baffle sliding chute 11, a sixth bevel gear 30 is fixedly arranged on the part of the eighth transmission shaft 31 extending into the baffle power cavity 26, a baffle motor 25 is fixedly arranged on the inner bottom wall of the baffle power cavity 26, a second spline shaft 24 extending upwards is dynamically connected to the top end surface of the baffle motor 25, and a seventh bevel gear 29 engaged with the sixth bevel gear 30 is rotatably connected to the second spline shaft 24, a second spline sleeve 27 is arranged on the lower side of the seventh bevel gear 29 in a spline fit manner on the second spline shaft 24, a third meshing tooth is fixedly arranged on the upper side end face of the second spline sleeve 27, a fourth meshing tooth matched with the third meshing tooth is fixedly arranged on the lower side end face of the seventh bevel gear 29, a second annular shifting piece 28 is fixedly arranged on the second spline sleeve 27, a second shifting block sliding groove 21 with a leftward opening is arranged on the inner wall on the right side of the baffle power cavity 26, a fixture block sliding groove 20 for cutting off the second shifting block sliding groove 21 is arranged on the front inner wall and the rear inner wall of the second shifting block sliding groove 21 in a penetrating manner, a fixture block 19 is arranged in the fixture block sliding groove 20 in a sliding manner, a bayonet 81 with a downward opening is arranged on the bottom end face of the fixture block 19, a fifth spring 82 fixedly connected with the inner wall on the front side of the fixture block sliding groove 20 is fixedly arranged on the front side end face of the fixture block 19, and the rear end face of the fixture block 19 is fixedly, a second shifting block 23 with a left opening and positioned at the lower side of the fixture block 19 and matched with the bayonet 81 is slidably arranged in the second shifting block sliding groove 21, the second annular shifting piece 28 is in transmission fit connection with the left opening of the second shifting block 23 through a bearing, and an electromagnetic spring 23 fixedly connected with the inner bottom wall of the second shifting block sliding groove 21 is fixedly arranged on the bottom end face of the second shifting block 23.
Beneficially, twelve rotating cavities 92 with outward openings are respectively arranged in the first ratchet wheel 72, the second ratchet wheel 51 and the third ratchet wheel 15, an opening angle of the rotating cavity 92 in the first ratchet wheel 72 is opposite to an opening angle of the rotating cavity 92 in the second ratchet wheel 51 and the third ratchet wheel 15, a fixing rod 90 is fixedly arranged on a front cavity wall and a rear cavity wall in the rotating cavity 92, a rotating tooth 93 is arranged on the fixing rod 90, a torsion spring 91 is arranged between the rotating tooth 90 and the fixing rod 90, a plurality of groups of telescopic grooves 94 with outward openings are annularly arranged in the centrifugal wheel 56, telescopic teeth 95 are slidably arranged in the telescopic grooves 94, and a return spring 96 fixedly connected with the telescopic teeth 95 is fixedly arranged in an inner wall of the telescopic grooves 94.
Advantageously, the hoisting box 10 is slidably mounted in an external shaft, and the other end of the cable 37 remote from the cable wheel 40 extends through the cable through hole 39 and is fixedly connected to the top wall of the external shaft.
In the initial state, the blocking plate 35 is located at the lower limit position to close the storage chamber 36, the third ratchet 15 is engaged with the fourth rack 14, the second winding wheel 83 is wound on the third pull rope 18, the first dial 87 is located at the right limit position, the first spline housing 87 is located at the right limit position, the first engaging tooth is disengaged from the second engaging tooth, the second dial 23 is located at the lower limit position under the action of the electromagnetic spring 22, the second spline housing is located at the lower limit position, the third engaging tooth is disengaged from the fourth engaging tooth, the locking block 19 is located at the front limit position under the action of the fifth spring 82, the bayonet 81 is communicated with the second dial sliding groove 21, the bearing plate 43 is located at the upper limit position under the action of the third spring 47, the brake block 78 is located at the rear limit position under the action of the second spring 79, the brake block 78 is disengaged from the second transmission shaft 41, the self-locking transmission plate 70 is positioned at the right limit position under the action of the first spring 68,
when the cargo is loaded, the baffle motor 25 is started to rotate forwards, the electromagnetic spring 22 is electrified, the second shifting block 23 is enabled to move upwards under the action of the electromagnetic spring 22 and is clamped into the bayonet 81 to move to the upper limit position, the second spline sleeve 27 is enabled to move to the upper limit position, the second spline sleeve 27 is located at the upper limit position, the third meshing teeth are meshed with the fourth meshing teeth, the baffle motor 25 rotates forwards to drive the second spline shaft 24 and the second spline sleeve 27 to rotate forwards, the second spline sleeve 27 rotates forwards to drive the seventh bevel gear 29 meshed with the second spline shaft to rotate forwards, so as to drive the sixth bevel gear 30 meshed with the seventh bevel gear 29 to rotate backwards, further drive the fifth bevel gear 34 coaxial with the sixth bevel gear 30 to rotate backwards, the fifth bevel gear 34 rotates backwards to drive the fourth bevel gear 32 meshed with the fifth bevel gear to rotate forwards, so as to drive the screw 13 to rotate forwards, the screw 13 drives the baffle 35 meshed with the screw hole 12 to move upwards, so that the baffle 35 is not to seal the storage, the upward displacement of the baffle 35 to the upper limit position disengages the third ratchet 15 from the fourth rack 14, so that the second winding wheel 83 releases the third cord 18, the first shifting block 87 is displaced to the left limit position by the fourth spring 88, so that the first spline housing 85 is displaced to the left limit position, so that the first engaging teeth engage with the second engaging teeth, the building material is loaded into the storage chamber, the bearing plate 43 pushes the bearing rod 48 to displace downward under the action of the gravity of the loaded building material, the bearing rod 48 displaces downward to drive the second ratchet 51 engaged with the third rack 49 to rotate, so that the first spline shaft 50 and the first spline housing 85 are driven to rotate, the first spline housing 85 rotates to drive the first winding wheel 84 engaged with the first spline housing to rotate, so that the second cord 45 is tensioned, so that the second cord 45 pulls the second rack 61 and the brake block 78 to displace forward, so that the brake block 78 is abutted against the second transmission shaft 41 to complete the load-bearing lifting self-locking function of the lifting box 10;
after loading is completed, the baffle motor 25 is reversely rotated, so that the baffle 35 returns to the initial position downwards to seal the storage cavity 36, the baffle 35 is downwardly displaced to re-engage the third ratchet wheel 15 with the fourth rack 14, so that the baffle 35 drives the third ratchet wheel 15 to rotate, so that the second winding wheel 83 coaxial with the third ratchet wheel 15 is driven to rotate to wind up the third pull rope 18, the first shifting block 87 is further driven to be rightwards displaced to return to the initial position, the first spline housing 87 returns to the initial position, so that the first engaging teeth and the second engaging teeth are disengaged, so that the first winding wheel 84 releases the second pull rope 45, the brake block 78 returns to the initial position under the action of the second spring 79 to be disengaged from the second transmission shaft 41, the baffle motor 25 is turned off, the electromagnetic spring 22 is powered off, and the second shifting block 23 returns to the initial position under the action of the electromagnetic spring 22, finishing the lifting self-locking state of the hoisting box 10;
when the lifting box is lifted and transported, the conical rotor motor 62 is started to drive the first transmission shaft 65 and the first transmission gear 64 and the third conical gear 66 positioned on the first transmission shaft 65 to rotate, the first transmission gear 64 rotates to drive the second transmission gear 75 and the second transmission shaft 41 meshed with the first transmission gear to rotate, the second transmission shaft 41 rotates to drive the second bevel gear 74 and the steel cable wheel 40 to rotate, the steel cable wheel 40 rotates to drive the lifting box 10 to be lifted and transported in the lifting well, the second transmission gear 75 rotates to drive the sixth transmission gear 76 meshed with the second transmission gear to rotate, so as to drive the third transmission gear 52 coaxial with the sixth transmission gear 76 to rotate, and the third transmission gear 52 rotates to drive the fourth transmission gear 54 meshed with the third transmission gear to rotate, so as to drive the centrifugal wheel 56 coaxial with the fourth transmission gear 54 to rotate;
when the hoisting box is lifted and transported, the third bevel gear 66 rotates to drive the front first bevel gear 71 meshed with the third bevel gear and the front first ratchet wheel 72 coaxial with the front first bevel gear 71 to rotate, the second bevel gear 74 rotates to drive the rear first bevel gear 71 meshed with the third bevel gear and the rear first ratchet wheel 72 coaxial with the rear first bevel gear 71 to rotate, the rotation directions of the front first ratchet wheel 72 and the rear first ratchet wheel 72 are opposite, so that the self-locking transmission plate 70 meshed with the front bevel gear is driven to displace rightwards to tighten the first pull rope 69, the fixture block 19 is further displaced backwards, and the bayonet 81 is separated from the second shifting block sliding groove 21;
at this time, if an instruction for opening the baffle plate is sent to the hoisting box, the second shifting block 23 is abutted against the fixture block 19 when moving upwards under the action of the electromagnetic spring 22 and cannot rise to the upper limit position, so that the third meshing tooth and the fourth meshing tooth are kept in a disengaged state, and the baffle plate 22 is opened when the hoisting box is lifted and transported;
when the baffle plate 22 in the hoisting box 10 is lifted, the second shifting block 23 is clamped into the bayonet 81 under the action of the electromagnetic spring 22 and is abutted against the inner wall of the bayonet 81;
at this time, a lifting instruction is sent to the lifting box 10, the clamping block 19 is abutted against the second shifting block 23 and cannot move backwards, so that the self-locking driving plate 70 cannot move leftwards, the self-locking driving plate 70 is clamped with the first ratchet 72 meshed with the self-locking driving plate, and the interlocking function with the baffle 22 during lifting and transportation of the lifting box is realized;
when the lifting box 10 descends at an excessively high speed, the rotation speed of the cable wheel 40 is excessively high, so that the rotation speed of the centrifugal wheel 56 in transmission fit connection with the cable wheel is excessively high, the centripetal force provided by the return spring 96 inside the centrifugal wheel 56 is insufficient, the telescopic teeth 95 perform centrifugal motion outwards in the telescopic groove 94, the centrifugal wheel 56 is meshed with the fifth transmission gear 58, the centrifugal wheel 56 drives the fifth transmission gear 58 to rotate, the sector gear 59 coaxial with the fifth transmission gear 58 is driven to rotate, the sector gear 59 rotates to drive the second rack 61 meshed with the sector gear to move forwards and backwards periodically, the brake block 78 is periodically abutted against the second transmission shaft 41, and the deceleration action is completed;
when the lifting jack 10 descends, the rotation speed of the centrifugal wheel 56 is reduced, so that the telescopic teeth 95 are reset inwards in the telescopic grooves 94 under the action of the return spring 96, the centrifugal wheel 56 is disengaged from the fifth transmission gear 58, the brake block 78 is returned to the initial state under the action of the second spring 79, the speed reduction operation is finished, and the lifting jack 10 is kept descending at a constant speed.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a building feeding equipment of security, includes the jack box, its characterized in that: a storage cavity is arranged in the hoisting box, a steel cable cavity is arranged on the top wall in the storage cavity, a brake cavity is arranged on the inner wall of the left side of the steel cable cavity, a power transmission cavity is arranged on the inner wall of the right side of the steel cable cavity, and a self-locking transmission cavity is arranged on the inner wall of the right side of the power transmission cavity; a conical rotor motor is fixedly arranged on the inner wall of the left side of the power transmission cavity, a first transmission shaft extending rightwards is in power connection with the right end face of the conical rotor motor, a first transmission gear is fixedly arranged on the first transmission shaft, a second transmission shaft extending leftwards and rightwards is rotatably connected with the left and right inner walls of the power transmission cavity, a second transmission gear meshed with the first transmission gear is fixedly arranged on the second transmission shaft, a self-locking transmission plate is slidably arranged on the inner bottom wall of the self-locking transmission cavity, first racks are symmetrically arranged on the front and back of the end face of the top of the self-locking transmission plate, a first spring fixedly connected with the right end face of the self-locking transmission cavity is fixedly arranged on the right end face of the self-locking transmission plate, a first pull rope is fixedly arranged on the left end face of the self-locking transmission plate, and third transmission shafts which are symmetrically arranged front and back and extend, a first ratchet wheel meshed with the first rack and a first bevel gear positioned on the inner side of the first ratchet wheel are fixedly arranged on the third transmission shaft, a second bevel gear meshed with the first bevel gear on the rear side is fixedly arranged on the part of the first transmission shaft extending into the self-locking transmission cavity, a third bevel gear meshed with the first bevel gear on the front side is fixedly arranged on the part of the second transmission shaft extending into the self-locking transmission cavity, the first transmission shaft penetrates through the left and right inner walls of the steel cable cavity leftwards and is connected with the left and right inner walls in a rotating and matching manner, a steel cable wheel is fixedly arranged on the part of the first transmission shaft positioned in the steel cable cavity, a steel cable is fixedly wound on the steel cable wheel, a steel cable through hole is arranged on the upper and lower parts of the top wall in the steel cable cavity in a penetrating manner, and the first transmission shaft penetrates through the left and right inner walls of the brake cavity, the brake block is arranged on the rear side of the first transmission shaft in a sliding mode, a second spring fixedly connected with the inner wall of the rear side of the brake cavity is fixedly arranged on the end face of the rear side of the brake block, a second rack is fixedly arranged on the end face of the front side of the brake block, and a second pull rope is fixedly arranged on the end face of the front side of the second rack.
2. A secured building feeding device according to claim 1, characterized in that: a brake transmission cavity is arranged on the inner wall of the left side of the brake cavity, a fourth transmission shaft extending rightwards is rotatably connected on the left inner wall and the right inner wall of the brake transmission cavity, a third transmission gear is fixedly arranged on the fourth transmission shaft, a fifth transmission shaft extending rightwards is rotatably connected on the inner wall of the left side of the brake transmission cavity, a fourth transmission gear meshed with the third transmission gear and a centrifugal wheel positioned on the right side of the fourth transmission gear are fixedly arranged on the fifth transmission shaft, a sixth transmission shaft which extends rightwards is rotatably connected on the inner wall of the right side of the brake transmission cavity, a fifth transmission gear which is matched with the centrifugal wheel is fixedly arranged on the sixth transmission shaft, a sector gear meshed with the second rack is fixedly arranged on the part of the sixth transmission shaft extending rightwards into the brake cavity, and a sixth transmission gear meshed with the second transmission gear is fixedly arranged on the part of the fourth transmission shaft extending rightwards into the power transmission cavity.
3. A secured building feeding device according to claim 1, characterized in that: the bearing plate is arranged in the storage cavity in a sliding manner, a third spring fixedly connected with the bottom wall of the storage cavity is fixedly arranged on the end face of the bottom of the bearing plate, a bearing rod through hole penetrates through the bottom wall of the storage cavity from top to bottom, a bearing rod fixedly connected with the end face of the bottom of the bearing plate is arranged in the bearing rod through hole in a sliding manner, a third rack is fixedly arranged on the end face of the front side of the bearing rod, a bearing ratchet cavity with a backward opening is arranged on the inner wall of the front side of the bearing rod through hole, first spline shafts are rotatably connected on the left and right inner walls of the bearing ratchet cavity, second ratchet wheels meshed with the third rack are fixedly arranged on the first spline shafts, first winding wheels positioned on the right sides of the second ratchet wheels are rotatably connected on the first spline shafts, second pull ropes are fixedly wound on the first winding wheels, the other ends of the second spline shafts are far away from the second spline sleeves, and first spline sleeves positioned on the right sides of the first winding wheels, the improved winding device is characterized in that a first annular shifting piece is fixedly arranged on the first spline sleeve, first meshing teeth are fixedly arranged on the left end face of the first spline sleeve, second meshing teeth matched with the first meshing teeth are fixedly arranged on the right end face of the first winding wheel, a first shifting block sliding groove with a backward opening is formed in the inner wall of the front side of the bearing ratchet cavity, a first shifting block with a backward opening is arranged in the first shifting block sliding groove in a sliding mode, the first annular shifting piece is connected with the backward opening of the first shifting block in a rotating fit mode through a bearing, a fourth spring fixedly connected with the inner wall of the right side of the first shifting block sliding groove is fixedly arranged on the right end face of the first shifting block, and a third pull rope is fixedly arranged on the right end face of the first shifting block.
4. A secured building feeding device according to claim 1, characterized in that: a baffle chute is arranged on the inner wall of the front side of the storage cavity in a penetrating manner, a baffle is arranged in the baffle chute in a sliding manner, threaded holes which are bilaterally symmetrical and have downward openings are formed in the baffle, a fourth rack is fixedly arranged on the end face of the right side of the baffle, a baffle ratchet cavity with a leftward opening is arranged on the inner wall of the right side of the baffle chute, seventh transmission shafts are rotatably connected to the front inner wall and the rear inner wall of the baffle ratchet cavity, a third ratchet wheel meshed with the fourth rack and a second winding wheel positioned on the rear side of the third ratchet wheel are fixedly arranged on the seventh transmission shafts, the other end of the third pull rope, which is far away from the first shifting block, is fixedly wound on the second winding wheel, bilaterally symmetrical baffle transmission cavities are arranged on the inner bottom wall of the baffle chute, upward extending screw rods are rotatably connected to the upper inner wall and the lower, an eighth transmission shaft extending inwards is rotatably connected to the inner wall of the inner side of the baffle transmission cavity, a fifth bevel gear meshed with the fourth bevel gear is fixedly arranged on the eighth transmission shaft, the part of the screw rod extending upwards into the baffle chute penetrates through the threaded hole and is meshed with the threaded hole, a baffle power cavity between the two baffle transmission cavities is arranged on the inner bottom wall of the baffle chute, a sixth bevel gear is fixedly arranged on the part of the eighth transmission shaft extending into the baffle power cavity, a baffle motor is fixedly arranged on the inner bottom wall of the baffle power cavity, a second spline shaft extending upwards is in power connection with the top end face of the baffle motor, a seventh bevel gear meshed with the sixth bevel gear is rotatably connected to the second spline shaft, and a second spline sleeve is arranged on the lower side of the seventh bevel gear in a spline fit manner on the second spline shaft, a third meshing tooth is fixedly arranged on the upper side end face of the second spline sleeve, a fourth meshing tooth matched with the third meshing tooth is fixedly arranged on the lower side end face of the seventh bevel gear, a second annular shifting sheet is fixedly arranged on the second spline sleeve, a second shifting block sliding groove with a leftward opening is arranged on the inner wall of the right side of the baffle power cavity, a fixture block sliding groove for cutting off the second shifting block sliding groove is arranged on the front inner wall and the rear inner wall of the second shifting block sliding groove in a penetrating manner, a fixture block is arranged in the fixture block sliding groove in a sliding manner, a bayonet with a downward opening is arranged on the bottom end face of the fixture block, a fifth spring fixedly connected with the inner wall of the front side of the fixture block sliding groove is fixedly arranged on the front side end face of the fixture block, the other end of the self-locking transmission plate away from the first pull rope is fixedly connected with the rear end face of the fixture block, and a second shifting block sliding, the second annular shifting piece is connected with the left opening of the second shifting block in a transmission fit mode through a bearing, and an electromagnetic spring fixedly connected with the inner bottom wall of the second shifting block sliding groove is fixedly arranged on the end face of the bottom of the second shifting block.
5. A secured building feeding device according to claim 1, characterized in that: first ratchet with the second ratchet and all be equipped with the outside rotation chamber of twelve openings in the third ratchet, in the first ratchet the opening angle in rotation chamber with the second ratchet and in the third ratchet the opening angle in rotation chamber is opposite, it is equipped with the dead lever to rotate the fixed being equipped with of chamber wall around the intracavity, be equipped with the rotation tooth on the dead lever, the rotation tooth with be equipped with torsion spring between the dead lever, the interior annular of centrifugal wheel is provided with the flexible groove of multiunit opening outwards, slidable mounting has flexible tooth in the flexible groove, fixed being equipped with in the flexible inslot wall with flexible tooth fixed connection's reset spring.
6. A secured building feeding device according to claim 1, characterized in that: and the hoisting box is slidably arranged in the external lifting well, and the other end of the steel cable, which is far away from the steel cable wheel, penetrates through the steel cable through hole and is fixedly connected with the inner top wall of the external lifting well.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010266438.XA CN111362117A (en) | 2020-04-07 | 2020-04-07 | Safe building feeding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010266438.XA CN111362117A (en) | 2020-04-07 | 2020-04-07 | Safe building feeding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111362117A true CN111362117A (en) | 2020-07-03 |
Family
ID=71203320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010266438.XA Withdrawn CN111362117A (en) | 2020-04-07 | 2020-04-07 | Safe building feeding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111362117A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434522A (en) * | 2022-08-23 | 2022-12-06 | 中建八局第一建设有限公司 | Telescopic platform of unloading of encorbelmenting |
-
2020
- 2020-04-07 CN CN202010266438.XA patent/CN111362117A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434522A (en) * | 2022-08-23 | 2022-12-06 | 中建八局第一建设有限公司 | Telescopic platform of unloading of encorbelmenting |
| CN115434522B (en) * | 2022-08-23 | 2023-06-16 | 中建八局第一建设有限公司 | Telescopic cantilever unloading platform |
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Application publication date: 20200703 |