CN113526371B - A safe type promotes transfer device for building material - Google Patents
A safe type promotes transfer device for building material Download PDFInfo
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- CN113526371B CN113526371B CN202111083984.0A CN202111083984A CN113526371B CN 113526371 B CN113526371 B CN 113526371B CN 202111083984 A CN202111083984 A CN 202111083984A CN 113526371 B CN113526371 B CN 113526371B
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- Prior art keywords
- lifting
- wheel
- rope
- centrifugal
- steel wire
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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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/20—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures
- B66C23/202—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures with supporting couples provided from below, e.g. by floors of buildings
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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
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
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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
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
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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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
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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
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
- B66C7/08—Constructional features of runway rails or rail mountings
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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
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/14—Trolley or crane travel drives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
- B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
- B66D5/04—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes actuated by centrifugal force
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
- B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
- B66D5/16—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes for action on ropes or cables
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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
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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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to a safe lifting and transferring device for building materials, which comprises a translation transferring device, a lifting and transferring device, a traction rope pulling device and an emergency protection device, wherein the translation transferring device is arranged in an L-shaped frame main body and comprises a driving wheel and a driven wheel, the lifting and transferring device comprises a hoisting crane fixedly arranged in a horizontal supporting section, the hoisting crane lifts a building material hoisting box through a hoisting steel wire rope, the hoisting steel wire rope is wound on the emergency protection device, and the traction rope pulling device drives a rope pulling pulley to pull and translate the hoisting steel wire rope through the extension of a rope pulling cylinder. The invention overcomes the defects of the prior art, provides a safe lifting and transferring device for building materials, and provides a structure which can control translation to a specified position on a floor platform to lift the materials, provides a locking speed-reducing speed-limiting structure during accelerated falling, stabilizes the stability during lifting, and ensures that the whole building materials are more time-saving, labor-saving, safe and reliable in the lifting process.
Description
Technical Field
The invention relates to the technical field of instruments for building construction, in particular to a safe lifting and transferring device for building materials.
Background
At present, can use the lift in the construction often, common lift majority is electric lift, lifts by crane or provides power through hydraulic pressure through wire rope, and the power of lift promotes the part or sets up on ground or set up at the top layer, realizes the lift to the material through drawing wire rope.
Among the current building construction process, especially flat bed, multilayer building because its number of piles is few, the floor height of building floor is higher and whole layer intercommunication, uses fixed building material elevating gear commonly used, can only transport an appointed unloading position promptly basically, no matter the bottom is stacked the pay-off, still material using floor gets the material all more troublesome, increases constructor's work burden, and in the easy overstock of windrow position department, causes the material confusion. In addition, although the existing motor is provided with a speed limiting device, the falling accident caused by too fast falling can be prevented to a certain extent, if the failure condition of the motor is considered, the safety stability is reduced, the construction safety is the central importance of each industry, and once falling occurs in the material lifting process, the serious safety effect is generated, so that the existing material lifting device is lack of a necessary structure for safely preventing fast falling, and the safety coefficient is lower; after lifting the material from the facade outside the floor, need the workman to lean out the health to connect the material after arriving appointed floor, have the potential safety hazard, and adopt wire rope to directly hang the mode at the lift in-process that lifts by crane, the emergence of unavoidably is rocked at the lift in-process, brings unstable potential safety hazard, and it is bright to have among the prior art at present to this type of building operating mode under use, the device of safe type promotion transportation.
Disclosure of Invention
The invention aims to solve the technical problems that the safety factor is low, the multi-position lifting, transferring and blanking cannot be realized, the lifting stability is poor and the like in the prior art are overcome, and the safety type lifting and transferring device for the building materials is provided.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a safe type promotes transfer device for building material, includes:
the L-shaped frame main body comprises a horizontal supporting section and a vertical suspension section, the horizontal supporting section extends towards the interior of a building floor, a counterweight adjusting block is arranged in the end part of the horizontal supporting section, the counterweight adjusting block is arranged in a counterweight fixing frame, and the vertical suspension section is attached to the vertical surface of the exterior of the floor;
the horizontal support section is arranged on the L-shaped frame main body and comprises a horizontal support section and a horizontal support section, wherein the horizontal support section is arranged on the L-shaped frame main body;
the lifting device comprises a hoisting crane fixedly arranged in the horizontal support section, the hoisting crane is connected with a lifting hook through a lifting steel wire rope, the lifting steel wire rope is sequentially wound with a reversing wheel and an emergency protection device, and the lifting hook is used for hooking the building material hanging box;
the traction stay rope device is arranged at the upper part in the vertical suspension section and comprises a limiting stop pulley, a horizontal stay rope cylinder is arranged below the limiting stop pulley and is fixed at the inner side of the vertical suspension section through a support, the piston rod end of the stay rope cylinder is connected with the wheel seat of the stay rope pulley, the limiting stop pulley and the stay rope pulley are respectively arranged at the inner side and the outer side of the hoisting steel wire rope, and the stay rope pulley is driven by the extension and retraction of the stay rope cylinder to pull and translate the hoisting steel wire rope;
the emergency protection device comprises a lifting steel wire rope wound synchronous rope wheel, the synchronous rope wheel is connected in the emergency protection device in a rotating mode through a central shaft, an overspeed actuator is arranged on one side of the synchronous rope wheel and used for triggering a locking device, and the locking device is used for clamping the lifting steel wire rope.
Further, it hangs building materials and hangs case department and be provided with the dead bolt of first lock to lift by crane the couple upper hook, the building materials hangs the case and includes the support curb plate of both sides, be equipped with the protection steel mesh between the support curb plate lower half, the articulated semicircular protective cover of protection steel mesh upper portion one side, the protective cover expansion end passes through the hasp and connects the protection steel mesh, support curb plate upper portion on the building materials hangs the case all is equipped with first connect the via hole, it connects first connect the via hole to lift by crane the couple eye-splice.
Furthermore, the lower part of the supporting side plate is also provided with a second connecting through hole, the building material hanging boxes are sequentially connected with each other from top to bottom through a lock catch plate, the upper end and the lower end of the lock catch plate are respectively provided with a second dead-locking bolt and a third dead-locking bolt, and the third dead-locking bolt is in inserted-buckled fit with the first connecting through hole, the second dead-locking bolt and the second connecting through hole respectively.
Furthermore, the overspeed actuator comprises a centrifugal turntable, the centrifugal turntable is coaxially connected to a central shaft, the centrifugal turntable is uniformly provided with at least three centrifugal throwing blocks along the circumferential direction, the centrifugal throwing block is rotatably connected to the centrifugal turntable at a position close to one end of the centrifugal turntable, a wear-resistant arc sheet is arranged at the end part of the centrifugal throwing block, the inner side of the other end of the centrifugal throwing block is connected with an extension spring, the other end of the extension spring is fixedly connected to a fixing plate positioned between adjacent centrifugal throwing blocks, the outer side of the centrifugal throwing block, which is opposite to the extension spring, is provided with a plurality of gear teeth, the inner side of the overspeed actuator is rotatably provided with a trigger rotating ring wheel, the inner side of the trigger rotating ring wheel is uniformly provided with inner peripheral teeth along the circumferential direction, the gear teeth are meshed with the inner peripheral teeth after the centrifugal throwing block is rotated, and the trigger rotating ring wheel is fixedly connected with a trigger pressing plate at one side of the trigger rotating ring wheel, the trigger pressure plate rotates along with the trigger rotating ring wheel and triggers the locking device.
Further, locking device is including setting up the solid fixed splint, moving splint and the clamping screw that lift by crane the wire rope both sides respectively, gu fixed splint all are equipped with the arc friction disc of indent with moving the splint opposite side, the clamping screw runs through solid fixed splint and moving splint in proper order, and stretches out the end and cup joints pressure spring, the screw end connection fixation nut and the gasket of clamping screw, move the articulated T shape pull rod in splint one side middle part, T shape pull rod lock joint is in fixed arm-tie, gu fixed splint and fixed arm-tie bottom are all fixed, fixed arm-tie lower part is equipped with the catching groove of taking off groove and its top intercommunication, T shape pull rod upwards rotates and gets into in the catching groove of joint behind the taking off groove, trigger clamp plate lower extreme supports and leans on T shape pull rod.
Furthermore, an arc-shaped guide sliding groove is formed in the middle of the centrifugal throwing block, and a guide upright post matched with the guide sliding groove is fixedly arranged on the centrifugal turntable.
Furthermore, a plurality of floor transition rooms are arranged on the inner side of the L-shaped frame main body, the floor transition rooms are communicated with the vertical suspension sections, and the lower ends of the floor transition rooms are hinged and paved with blanking sliding slope plates.
Furthermore, the center of the supporting side plate on two sides of the building material hanging box is provided with a guide roller, two sides of the interior of the vertical hanging section are respectively provided with a lifting auxiliary slide rail, the lifting auxiliary slide rail and the lifting steel wire rope are positioned on the same vertical plane, the lifting auxiliary slide rail further comprises traction auxiliary slide rails which are arranged on two sides in the floor transition room in an extending mode, and guide grooves matched with the guide rollers are formed in the inner sides of the lifting auxiliary slide rails and the traction auxiliary slide rails.
Further, pull supplementary slide rail one end and pass through curved pay-off slide rail and horizontally returning charge slide rail intercommunication lift supplementary slide rail, be provided with the three hornblocks of branch rail between pay-off slide rail and the returning charge slide rail, the last lower extreme that is close to lift supplementary slide rail one side on the three hornblocks of branch rail articulates pay-off baffle and returning charge baffle respectively, pay-off baffle and returning charge baffle all are equipped with torsion spring in its articulated department, pay-off baffle and returning charge baffle all anticlockwise elasticity support and lean on at direction recess inner wall, lift supplementary slide rail lower extreme opening part and pull supplementary slide rail right-hand member opening part and all be equipped with the loudspeaker form flaring groove of intercommunication direction recess.
Further, the output shaft end of walking driving motor is connected to the drive action wheel, from driving wheel setting by interior one side at the drive action wheel, from the cooperation of driving wheel lower part being equipped with I-steel walking rail, I-steel walking rail both ends are fixed subaerial, driven wheel off-wheel both sides are equipped with L shape limiting plate respectively, L shape limiting plate upper end is fixed on the follow driving wheel, and the lower extreme hook is hung in I-steel walking rail both sides recess.
The invention has the following advantages: according to the invention, the lifting device is set to be a device capable of moving along a set track, the whole body is balanced through the lever, and the stability of lifting is realized through the balance of the control chamber and the balancing weight, so that materials can be conveyed to multiple positions of a floor for storage;
the speed-limiting protection device is arranged, through the characteristic that the rotation is accelerated through fracture, the centrifugal action of the throwing block of the device is used for triggering the inner gear ring on the outer side to rotate, the friction block is driven to tighten, and when the motor fails or the steel wire rope is fractured, the steel wire rope can be clamped, locked, decelerated and fallen, so that the loss of people and objects is reduced;
after the materials are arranged in place, the materials are conveyed into the building by an inward traction structure according to the principle of arranging a preset track and pushing by an air cylinder, so that the safety risk of taking materials by workers close to the edge of the building is reduced;
the auxiliary traction slide rail is arranged, so that the building material hanging box can stably move along the rail in the whole process of ascending, descending, lifting and transferring, the material box is convenient to load and unload, and the whole device is more stable;
through the material case of drum-type, can promote simultaneously that a plurality of series connection get up before promoting, improve lifting efficiency, can promote the back that targets in place again, conveniently roll and remove the material, convenient and fast promotes stably.
Drawings
Fig. 1 is a schematic structural diagram of a safety type lifting and transferring device for building materials.
Fig. 2 is a schematic structural view of a building material hanging box in the safety lifting and transferring device for building materials of the invention.
Fig. 3 is a schematic structural diagram of the interior of an emergency protection device in the safety type lifting and transferring device for building materials.
Fig. 4 is a schematic structural diagram of the interior of an overspeed actuator in the safety type lifting and transferring device for building materials of the invention.
Fig. 5 is a schematic structural diagram of an auxiliary lifting slide rail in the safety type lifting and transferring device for building materials.
Fig. 6 is a schematic view showing the structure of a driven wheel in the safety type lifting and transferring device for building materials according to the present invention.
Fig. 7 is another schematic structural diagram of a building material hanging box in the safety type lifting and transferring device for building materials.
Fig. 8 is a schematic structural diagram of a locking device in the safety lifting and transferring device for building materials according to the present invention.
As shown in the figure: 1. an L-shaped frame body; 1-1, a horizontal support section; 1-2, a vertical suspension section; 1-3, floor transition; 1-4, blanking a slope board; 1-5, lifting auxiliary sliding rails; 1-6, a guide groove; 1-7, drawing an auxiliary sliding rail; 1-8, a feeding slide rail; 1-9, a material returning slide rail; 1-10, a split-rail triangular block; 1-11 parts of a feeding baffle; 1-12, a material returning baffle;
2. a translation transfer device; 2-1, driving a driving wheel; 2-2, driven wheel; 2-3, a walking driving motor; 2-4, i-shaped steel walking rails; 2-5, L-shaped limiting plates;
3. hoisting and lifting the device; 3-1, winding up a crane; 3-2, hoisting a steel wire rope; 3-3, lifting the hook; 3-4, a first dead lock bolt; 3-5, a reversing wheel;
4. hanging a box by using a building material; 4-1, supporting side plates; 4-2, a protective steel mesh; 4-3, a first connecting through hole; 4-4, a second dead locking bolt; 4-5, a lock catch plate; 4-6, a third dead lock bolt; 4-7, a second connecting through hole; 4-8, a protective cover; 4-9, guide rollers;
5. a pull rope device; 5-1, limiting block pulleys; 5-2, pulling a rope cylinder; 5-3, pulling a rope pulley;
6. an emergency protection device; 6-1, a synchronous rope pulley; 6-2, a central shaft; 6-3, overspeed actuator; 6-4, triggering a pressure plate; 6-5, fixing the splint; 6-6, moving the splint; 6-7, a centrifugal turntable; 6-8, centrifugal throwing block; 6-9 parts of wear-resistant arc-shaped sheets; 6-10, a guide chute; 6-11, a guide upright post; 6-12, extension spring; 6-13, fixing plate; 6-14, punching gear teeth; 6-15, triggering a rotating ring wheel; 6-16, clamping screw; 6-17, a compression spring; 6-18, T-shaped pull rod; 6-19, fixing a pulling plate; 6-20, groove stripping; 6-21, catching grooves;
7. the counter weight regulating block.
Detailed Description
The present invention will be described in further detail with reference to examples.
In the specific implementation of the present invention, with reference to fig. 1, a safety lifting and transferring device for building materials includes:
the L-shaped frame comprises an L-shaped frame body 1, wherein the L-shaped frame body 1 comprises a horizontal supporting section 1-1 and a vertical suspension section 1-2, the horizontal supporting section 1-1 extends towards the inside of a building floor, and the vertical suspension section 1-2 is attached to the vertical surface outside the floor; the inner side of the L-shaped frame main body 1 is provided with a plurality of floor transition rooms 1-3, the number of the floor transition rooms 1-3 is at least one layer, the number is integrally planned according to the lifting weight, the floor height, the safety and the like, the whole body can be provided with a multi-layer structure in a detachable mode, the floor transition rooms 1-3 are communicated with vertical suspension sections 1-2, the lower ends of the floor transition rooms 1-3 are hinged and paved with blanking sliding slope plates 1-4, and cross rods are not arranged above the floor transition rooms 1-3 and on the inner sides of the vertical suspension sections 1-2 so as to prevent the traction rope pulling device 5 from interfering when pulling a steel wire rope;
with reference to fig. 1 and 6, a translational transfer device 2 is provided, the translational transfer device 2 is provided in an end portion of a horizontal support section 1-1 on an L-shaped frame body 1, the translational transfer device 2 includes a driving wheel 2-1 and a driven wheel 2-2, the driving wheel 2-1 is connected with an output shaft end of a walking driving motor 2-3, wheel surfaces of the driving wheel 2-1 and the driven wheel 2-2 are perpendicular to a length direction of the horizontal support section 1-1, so as to ensure that a walking translation direction is stable; the driven wheel 2-2 is arranged on one side, close to the inner side, of the driving wheel 2-1, the lower portion of the driven wheel 2-2 is provided with an I-steel traveling rail 2-4 in a matched mode, two ends of the I-steel traveling rail 2-4 are fixed on the ground, L-shaped limiting plates 2-5 are arranged on two sides, outside the wheel face, of the driven wheel 2-2 respectively, the upper ends of the L-shaped limiting plates 2-5 are fixed on the driven wheel 2-2, the lower ends of the L-shaped limiting plates are hooked in grooves in two sides of the I-steel traveling rail 2-4, the horizontal supporting section 1-1 can be limited in a limiting mode without limitation to the limiting plates, safety performance is improved, and possibility of overturning is reduced.
With reference to fig. 1 and 2, a hoisting device 3 is provided, the hoisting device 3 includes a hoisting crane 3-1 fixedly disposed in a horizontal support section 1-1, the hoisting crane 3-1 is connected to one end of two hoisting steel wire ropes 3-2, the other end of each hoisting steel wire rope 3-2 is connected to a hoisting hook 3-3, the hoisting hook 3-3 is provided with a first locking bolt 3-4, the hoisting hook 3-3 is used for hooking a building material hanging box 4, the fixing mode can be changed by a hook structure, the hoisting hook 3-3 does not affect a lifting auxiliary slide rail 1-5 during lifting, and does not interfere with normal lifting of a guide roller 4-9.
With reference to fig. 2 and 7, a building material hanging box 4 is provided, the building material hanging box 4 comprises two side supporting side plates 4-1, a protective steel mesh 4-2 is provided between the lower half parts of the side supporting plates 4-1, steel meshes are adopted to reduce the lifting weight and have enough bearing effect on building materials, one side of the upper part of the protective steel mesh 4-2 is hinged with a semicircular protective cover 4-8, the movable end of the protective cover 4-8 is connected with the protective steel mesh 4-2 through a lock catch, the upper parts of the side supporting plates 4-1 on the building material hanging box 4 are respectively provided with a first connecting through hole 4-3, the lifting hook 3-3 is connected with the first connecting through hole 4-3 through an inserting buckle, for the building material hanging box 4, the lower parts of the side supporting plates 4-1 are also provided with a second connecting through hole 4-7, a plurality of the building material hanging boxes 4 are sequentially connected up and down through lock catches 4-5, the upper end and the lower end of the lock catch plate 4-5 are respectively provided with a second dead lock bolt 4-4 and a third dead lock bolt 4-6, and the third dead lock bolt 4-6 is in inserted-buckled fit with the first connecting through hole 4-3, the second dead lock bolt 4-4 and the second connecting through hole 4-7 respectively. The upper and lower building material hanging boxes 4 are fixedly connected by a group of lock catch plates 4-5, and the cylindrical rotatable building material hanging boxes are connected by being placed on the ground in parallel, and the uppermost building material hanging box 4 is hooked by a lifting hook 3-3. In addition, hidden handles or grooves can be arranged on the two sides of the building material hanging box 4, so that the building material hanging box is convenient to carry; as shown in fig. 7, the building material hanging box 4 may be a rectangular parallelepiped box, a cover may be provided, lifting lugs are provided on both sides, and a net structure is adopted on the side surface, so that the weight of the whole building material hanging box is reduced, and the building material hanging box is convenient for containing other building materials such as parts and the like.
As shown in fig. 1, a pulling rope device 5 is pulled, the pulling rope device 5 is arranged at the upper part in a vertical suspension section 1-2, the pulling rope device 5 comprises a limiting block pulley 5-1, a horizontal pulling rope cylinder 5-2 is arranged below the limiting block pulley 5-1, the pulling rope cylinder 5-2 is fixed at the inner side of the vertical suspension section 1-2 through a bracket, the piston rod end of the pulling rope cylinder 5-2 is connected with the wheel seat of the pulling rope pulley 5-3, the limiting block pulley 5-1 and the pulling rope pulley 5-3 are respectively arranged at the inner side and the outer side of a hoisting steel wire rope 3-2, the pulling rope cylinder 5-2 stretches and retracts to drive the pulling rope pulley 5-3 to pull and translate the hoisting steel wire rope 3-2, the limiting block pulley 5-1 has a limiting effect on the steel wire rope to prevent the hoisting steel wire rope from being pulled to the inner side, the part close to the emergency protection device 6 is deviated too much, which influences the normal work of the emergency protection device 6;
referring to fig. 5 again, guide rollers 4-9 are arranged at the centers of the supporting side plates 4-1 at the two sides of the building material hanging box 4, lifting auxiliary slide rails 1-5 are respectively arranged at the two sides inside the vertical hanging section 1-2, the lifting auxiliary slide rails 1-5 and the lifting steel wire rope 3-2 are positioned on the same vertical plane, the lifting auxiliary slide rails 1-5 further comprise traction auxiliary slide rails 1-7 which are arranged at the two sides inside the floor transition room 1-3 in an extending manner, and guide grooves 1-6 matched with the guide rollers 4-9 are arranged at the inner sides of the lifting auxiliary slide rails 1-5 and the traction auxiliary slide rails 1-7. One end of the traction auxiliary slide rail 1-7 is communicated with the lifting auxiliary slide rail 1-5 through an arc-shaped feeding slide rail 1-8 and a horizontal return slide rail 1-9, a rail-dividing triangular block 1-10 is arranged between the feeding slide rail 1-8 and the return slide rail 1-9, the upper end and the lower end of one side of the rail-dividing triangular block 1-10, which is close to the lifting auxiliary slide rail 1-5, are respectively hinged with a feeding baffle plate 1-11 and a return baffle plate 1-12, the feeding baffle plate 1-11 and the return baffle plate 1-12 are respectively provided with a torsion spring at the hinged part, the feeding baffle plate 1-11 and the return baffle plate 1-12 are respectively and elastically abutted against the inner wall of the guide groove 1-6 anticlockwise, the opening at the lower end of the lifting auxiliary slide rail 1-5 and the opening at the right end of the traction auxiliary slide rail 1-7 are respectively provided with a horn-shaped flaring groove communicated with the guide groove 1-6, the guide rollers 4-9 can conveniently enter the guide grooves 1-6 to slide, rise and fall; in order to realize the effect of overall control, still can set up floor height sensor at corresponding floor, set up proximity switch on corresponding building materials hanging box 4, when the appointed height that reaches the appointed floor, the signals are sent through acousto-optic signal to make operating personnel know and put in place then carry out the operation that next step's traction stay cord is close to.
As shown in fig. 3, an emergency protection device 6 is arranged, after being led out from a hoisting crane 3-1, a hoisting steel wire rope 3-2 is sequentially wound with a reversing wheel 3-5 and the emergency protection device 6, the emergency protection device 6 is fixed at the top end of a vertical suspension section 1-2, the emergency protection device 6 comprises a synchronous rope wheel 6-1, the hoisting steel wire rope 3-2 is wound on the synchronous rope wheel 6-1 and rotates for 180 degrees, the synchronous rope wheel 6-1 is rotatably connected in the emergency protection device 6 through a central shaft 6-2, an overspeed actuator 6-3 is arranged on one side of the synchronous rope wheel 6-1, the overspeed actuator 6-3 is used for triggering a locking device, and the locking device is used for clamping the hoisting steel wire rope 3-2.
Referring to fig. 4 again, in the emergency protection device 6, the overspeed actuator 6-3 includes a centrifugal turntable 6-7, the centrifugal turntable 6-7 is coaxially connected to the central shaft 6-2, the centrifugal turntable 6-7 is uniformly provided with at least three centrifugal flappers 6-8 along the circumferential direction thereof, the centrifugal flappers 6-8 are rotatably connected to the centrifugal turntable 6-7 near one end thereof, and the end portions thereof are provided with wear-resistant arc-shaped pieces 6-9, the middle portions of the centrifugal flappers 6-8 are provided with arc-shaped guide chutes 6-10, the centrifugal turntable 6-7 is fixedly provided with guide posts 6-11 matched with the guide chutes 6-10, the guide chutes 6-10 guide the centrifugal flappers 6-8 when rotating and limit the centrifugal flappers 6-8, the centrifugal swing block 6-8 is connected with an extension spring 6-12 at the inner side of the other end of the centrifugal swing block, the other end of the extension spring 6-12 is fixedly connected to a fixing plate 6-13, the fixing plate 6-13 is uniformly arranged along the circumferential direction of a centrifugal rotating disc 6-7, the centrifugal swing block 6-8 is provided with a plurality of gear driving teeth 6-14 at the outer side opposite to the extension spring 6-12, the overspeed actuator 6-3 is provided with a trigger rotating ring wheel 6-15 in a rotating mode at the inner side, inner peripheral teeth are uniformly arranged at the inner side of the trigger rotating ring wheel 6-15 along the circumferential direction, the gear driving teeth 6-14 are meshed with the inner peripheral teeth after the centrifugal swing block 6-8 rotates in a centrifugal mode, and a trigger pressing plate 6-4 is fixedly connected to one side of the trigger rotating ring wheel 6-15, the trigger pressure plate 6-4 rotates along with the trigger rotating ring wheel 6-15 and triggers the locking device.
Referring to fig. 8, the locking device is arranged and comprises a fixed clamping plate 6-5, a movable clamping plate 6-6 and a clamping screw 6-16 which are respectively arranged at two sides of a hoisting steel wire rope 3-2, wherein concave arc-shaped friction plates are respectively arranged at opposite sides of the fixed clamping plate 6-5 and the movable clamping plate 6-6, the clamping screw 6-16 sequentially penetrates through the fixed clamping plate 6-5 and the movable clamping plate 6-6, the extending end of the clamping screw is sleeved with a compression spring 6-17, the threaded end part of the clamping screw 6-16 is connected with a fixed nut and a gasket, the middle part of one side of the movable clamping plate 6-6 is hinged with a T-shaped pull rod 6-18, the T-shaped pull rod 6-18 is buckled in a fixed pull plate 6-19, the bottoms of the fixed clamping plate 6-5 and the fixed pull plate 6-19 are fixed, a stripping groove 6-20 and a catching groove 6-19 communicated with the top of the stripping groove are arranged at the lower part of the fixed pull plate 6-19 21, the T-shaped pull rod 6-18 rotates upwards to enter the disengaging groove 6-20 and then is clamped into the buckle groove 6-21, and the lower end of the trigger press plate 6-4 abuts against the T-shaped pull rod 6-18. The mass of the centrifugal throwing block 6-8 and the stretching effect of the stretching spring 6-12 can be selected by testing in advance to have a structure with a proper speed limit value, if the steel wire rope falls too fast, when the centrifugal throwing block 6-8 is centrifuged and is clamped into the triggering rotating ring wheel 6-15 to drive the steel wire rope to rotate together, the triggering pressing plate 6-4 presses the T-shaped pull rod 6-18 downwards, so that the T-shaped pull rod 6-18 is separated from the buckling groove 6-21 and slides out of the releasing groove 6-20, at the moment, the movable clamping plate 6-6 is separated from the limitation, and under the action of the pressing spring 6-17, the movable clamping plate 6-6 leans against the fixed clamping plate 6-5 and clamps the lifted steel wire rope 3-2 in the fixed clamping plate; the friction is increased by matching with the wear-resistant arc-shaped sheets 6-9, so that continuous speed reduction is ensured, the safety of personnel is ensured, and accidents are prevented.
With reference to fig. 1, a counterweight adjusting block 7 is arranged in one end of the horizontal supporting section 1-1 extending to the inside of the floor, and the counterweight adjusting block 7 is arranged in the counterweight fixing frame to play a role in stabilizing the counterweight.
The working principle of the invention is as follows: before the device is used, the whole device needs to be arranged, the whole device is erected on a specified floor through a lifting device, and the horizontal support sections 1-1 can be selectively placed on a top floor or at least on the upper floor of a feeding floor according to the conditions of the specific number of floors, the moving working conditions of the floors and the like.
After the whole layout is finished, estimating the weight of the lifted material, placing a proper counterweight adjusting block 7, and finishing the fixation;
materials to be lifted, such as pipes, building plates and the like, are loaded into the building material hanging boxes 4 in a classified manner, after the protective covers 4-8 are fixed by the lock catches, a plurality of building material hanging boxes 4 to be lifted are sequentially connected through the lock catches 4-5, and the load can not exceed the rated load;
the driven wheel 2-2 further guarantees the stability of the whole device through the L-shaped limiting plate 2-5;
workers on the ground hook the first connecting through hole 4-3 on the uppermost building material hanging box 4 through the lifting hook 3-3 and lock and fix the connecting through hole to prevent tripping, and workers on the floor where the building material needs to be located control the lifting of the lifting hoisting steel wire rope 3-2 of the hoisting crane 3-1 through the wire control controller, so that the building material hanging box 4 is driven to be lifted; the guide rollers 4-9 on the two sides of the building material hanging box 4 stably ascend in the ascending and descending auxiliary slide rails 1-5;
when the building material hanging box reaches a specified floor, the guide rollers 4-9 sequentially pass through the feeding baffle plates 1-11 and are pushed open, after the building material hanging box reaches the specified floor, the lifting is stopped, the rope pulling cylinder 5-2 is controlled to act, the lifting steel wire rope 3-2 is pulled towards the inner side direction of the floor, and at the same time, the hoisting crane 3-1 is controlled to slowly descend, so that the building material hanging box 4 slowly enters the floor along a track formed by the feeding slide rails 1-8 and the traction auxiliary slide rails 1-7, and the building material hanging box 4 does not need to be translated to a deep position in the floor, so that the process only needs to move a certain distance to be separated from a floor transition room 1-3;
the first locking bolt 3-4 is unlocked, the cylindrical building material hanging box 4 is convenient to carry in a rolling way, and building materials with special requirements can be carried in a lifting way or a forklift way;
when the building material hanging box 4 needs to be conveyed to a lower layer, the hoisting crane 3-1 needs to be continuously controlled to lift, the material returning baffle plate 1-12 is jacked open from the traction auxiliary slide rail 1-7 and the material returning slide rail 1-9, and the building material hanging box enters the lifting auxiliary slide rail 1-5 again to descend to the ground;
when the hoisting crane 3-1 is in failure and the like, the hoisting steel wire rope 3-2 slides down rapidly, the emergency protection device 6 acts, the centrifugal swing block 6-8 is centrifuged and clamped into the trigger rotating ring wheel 6-15 to drive the centrifugal swing block to rotate together when the rotating speed is high, the trigger pressing plate 6-4 presses the T-shaped pull rod 6-18 downwards to separate the T-shaped pull rod 6-18 from the buckling groove 6-21 and slide out from the releasing groove 6-20, the movable clamping plate 6-6 is separated from the limit, the movable clamping plate 6-6 leans against the fixed clamping plate 6-5 under the action of the compression spring 6-17 to clamp the hoisting steel wire rope 3-2 tightly, friction is increased by matching with the wear-resistant arc-shaped sheet 6-9, the speed of the hoisting steel wire rope 3-2 is rapidly reduced, and the steel wire rope is clamped, the safety is guaranteed.
Although the invention has been described in detail hereinabove with respect to a general description and specific embodiments thereof, it will be apparent to those skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (7)
1. A safe type promotes transfer device for building material, characterized by, includes:
the building comprises an L-shaped frame main body (1), wherein the L-shaped frame main body (1) comprises a horizontal supporting section (1-1) and a vertical suspension section (1-2), the horizontal supporting section (1-1) extends towards the interior of a building floor, a counterweight adjusting block (7) is arranged in the end part of the horizontal supporting section, the counterweight adjusting block (7) is arranged in a counterweight fixing frame, and the vertical suspension section (1-2) is attached to the outer vertical surface of the floor;
the horizontal moving and transferring device (2) is arranged in the end part of a horizontal supporting section (1-1) on the L-shaped frame main body (1), and the horizontal moving and transferring device (2) comprises a driving wheel (2-1) and a driven wheel (2-2) which are arranged at the bottom;
the building material lifting box comprises a lifting device (3), wherein the lifting device (3) comprises a hoisting crane (3-1) fixedly arranged in a horizontal supporting section (1-1), the hoisting crane (3-1) is connected with a lifting hook (3-3) through a lifting steel wire rope (3-2), the lifting steel wire rope (3-2) is sequentially wound with a reversing wheel (3-5) and an emergency protection device (6), and the lifting hook (3-3) is used for hooking a building material lifting box (4);
a traction rope pulling device (5), wherein the traction rope pulling device (5) is arranged at the upper part in the vertical suspension section (1-2), the traction rope pulling device (5) comprises a limiting block pulley (5-1), a horizontal rope pulling cylinder (5-2) is arranged below the limiting block pulley (5-1), the rope pulling cylinder (5-2) is fixed at the inner side of the vertical suspension section (1-2) through a bracket, the piston rod end of the pull rope cylinder (5-2) is connected with a wheel seat of a pull rope pulley (5-3), the limiting block pulley (5-1) and the pull rope pulley (5-3) are respectively arranged on the inner side and the outer side of the hoisting steel wire rope (3-2), the stretching of the rope pulling cylinder (5-2) drives the rope pulling pulley (5-3) to pull and translate the hoisting steel wire rope (3-2);
the emergency protection device (6) comprises a synchronous rope wheel (6-1) wound by a hoisting steel wire rope (3-2), the synchronous rope wheel (6-1) is rotatably connected in the emergency protection device (6) through a central shaft (6-2), one side of the synchronous rope wheel (6-1) is provided with an overspeed actuator (6-3), the overspeed actuator (6-3) is used for triggering a locking device, and the locking device is used for clamping the hoisting steel wire rope (3-2);
the inner side of the L-shaped frame main body (1) is provided with a plurality of floor transition rooms (1-3), the floor transition rooms (1-3) are communicated with vertical suspension sections (1-2), the lower ends of the floor transition rooms (1-3) are hinged and paved with blanking slip boards (1-4), the centers of supporting side plates (4-1) at two sides of the building material hanging box (4) are respectively provided with guide rollers (4-9), two sides inside the vertical suspension sections (1-2) are respectively provided with lifting auxiliary slide rails (1-5), the lifting auxiliary slide rails (1-5) and a lifting steel wire rope (3-2) are positioned on the same vertical plane, the lifting auxiliary slide rails (1-5) further comprise traction auxiliary slide rails (1-7) which extend and are arranged at two sides in the floor transition rooms (1-3), guide grooves (1-6) matched with guide rollers (4-9) are formed in the inner sides of the lifting auxiliary sliding rails (1-5) and the traction auxiliary sliding rails (1-7), one ends of the traction auxiliary sliding rails (1-7) are communicated with the lifting auxiliary sliding rails (1-5) through arc-shaped feeding sliding rails (1-8) and horizontal material returning sliding rails (1-9), rail-dividing triangular blocks (1-10) are arranged between the feeding sliding rails (1-8) and the material returning sliding rails (1-9), the upper ends and the lower ends, close to one sides of the lifting auxiliary sliding rails (1-5), of the rail-dividing triangular blocks (1-10) are respectively hinged with feeding baffles (1-11) and material returning baffles (1-12), and torsion springs are arranged at the hinged positions of the feeding baffles (1-11) and the material returning baffles (1-12), the feeding baffle plates (1-11) and the returning baffle plates (1-12) are elastically abutted against the inner walls of the guide grooves (1-6) anticlockwise, and horn-shaped flaring grooves communicated with the guide grooves (1-6) are formed in the lower end opening of the lifting auxiliary slide rail (1-5) and the right end opening of the traction auxiliary slide rail (1-7).
2. The safety lifting and transferring device for building materials according to claim 1, wherein: the building material hanging box is characterized in that a first dead locking bolt (3-4) is arranged at the position where the hanging hook (3-3) is hooked on the building material hanging box (4), the building material hanging box (4) comprises supporting side plates (4-1) on two sides, a protecting steel mesh (4-2) is arranged between the lower half circumferences of the supporting side plates (4-1), one side of the upper portion of the protecting steel mesh (4-2) is hinged to a semicircular protecting cover (4-8), the movable end of the protecting cover (4-8) is connected with the protecting steel mesh (4-2) through a lock catch, first connecting through holes (4-3) are formed in the upper portions of the supporting side plates (4-1) on the building material hanging box (4), and the hanging hook (3-3) is connected with the first connecting through holes (4-3) in an inserting and buckling mode.
3. The safety lifting and transferring device for building materials according to claim 2, wherein: the building material hanging box is characterized in that a second connecting through hole (4-7) is further formed in the lower portion of the supporting side plate (4-1), the building material hanging boxes (4) are sequentially connected with one another up and down through lock catch plates (4-5), a second dead-locking bolt (4-4) and a third dead-locking bolt (4-6) are respectively arranged at the upper end and the lower end of each lock catch plate (4-5), and the third dead-locking bolt (4-6), the first connecting through hole (4-3), the second dead-locking bolt (4-4) and the second connecting through hole (4-7) are respectively in inserting and buckling fit.
4. The safety lifting and transferring device for building materials according to claim 1, wherein: the overspeed actuator (6-3) comprises a centrifugal turntable (6-7), the centrifugal turntable (6-7) is coaxially connected to a central shaft (6-2), the centrifugal turntable (6-7) is uniformly provided with at least three centrifugal flappers (6-8) along the circumferential direction, the centrifugal flappers (6-8) are rotatably connected to the centrifugal turntable (6-7) at positions close to one end of the centrifugal turntable, a wear-resistant arc-shaped sheet (6-9) is arranged at the end part of the centrifugal turntable, the inner side of the other end of each centrifugal flapper (6-8) is connected with an extension spring (6-12), the other end of each extension spring (6-12) is fixedly connected to a fixing plate (6-13) located between the adjacent centrifugal flappers (6-8), and the outer side of each centrifugal flapper (6-8) opposite to the extension spring (6-12) is provided with a plurality of tooth punching gear teeth (6-14), the inner side of the overspeed actuator (6-3) is rotatably provided with a triggering rotary ring wheel (6-15), inner peripheral teeth are uniformly arranged on the inner side of the triggering rotary ring wheel (6-15) along the circumferential direction of the triggering rotary ring wheel, the gear teeth (6-14) are meshed with the inner peripheral teeth after being rotated by a centrifugal swing block (6-8), a triggering pressing plate (6-4) is fixedly connected to one side of the triggering rotary ring wheel (6-15), and the triggering pressing plate (6-4) rotates along with the triggering rotary ring wheel (6-15) and triggers the locking device.
5. A safety lifting and transferring device for building materials according to claim 4, characterized in that: the locking device comprises a fixed clamping plate (6-5), a movable clamping plate (6-6) and clamping screws (6-16) which are respectively arranged on two sides of a hoisting steel wire rope (3-2), wherein concave arc-shaped friction plates are respectively arranged on opposite sides of the fixed clamping plate (6-5) and the movable clamping plate (6-6), the clamping screws (6-16) sequentially penetrate through the fixed clamping plate (6-5) and the movable clamping plate (6-6), an extending end of each clamping screw is sleeved with a compression spring (6-17), the threaded end parts of the clamping screws (6-16) are connected with a fixed nut and a gasket, the middle part of one side of the movable clamping plate (6-6) is hinged with a T-shaped pull rod (6-18), the T-shaped pull rod (6-18) is buckled in a fixed pull plate (6-19), the bottoms of the fixed clamping plate (6-5) and the fixed pull plate (6-19) are fixed, the lower part of the fixed pull plate (6-19) is provided with a disengaging groove (6-20) and a catching groove (6-21) communicated with the top of the disengaging groove, the T-shaped pull rod (6-18) rotates upwards to enter the disengaging groove (6-20) and then is clamped into the catching groove (6-21), and the lower end of the trigger press plate (6-4) abuts against the T-shaped pull rod (6-18).
6. A safety lifting and transferring device for building materials, according to claim 5, characterized in that: the centrifugal swing block (6-8) is provided with an arc-shaped guide chute (6-10) in the middle, and the centrifugal turntable (6-7) is fixedly provided with a guide upright post (6-11) matched with the guide chute (6-10).
7. The safety lifting and transferring device for building materials according to claim 1, wherein: the output shaft end of walking driving motor (2-3) is connected in drive action wheel (2-1), from drive action wheel (2-2) setting lean on interior one side in drive action wheel (2-1), it is equipped with I-steel walking rail (2-4) to follow the cooperation of driving wheel (2-2) lower part, I-steel walking rail (2-4) both ends are fixed subaerial, be equipped with L shape limiting plate (2-5) respectively from the outer both sides of driving wheel (2-2) wheel face, L shape limiting plate (2-5) upper end is fixed on following driving wheel (2-2), and the lower extreme hook is hung in I-steel walking rail (2-4) both sides recess.
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| CN202111083984.0A CN113526371B (en) | 2021-09-16 | 2021-09-16 | A safe type promotes transfer device for building material |
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| CN113896126A (en) * | 2021-10-28 | 2022-01-07 | 贵州黔新哲米科技有限公司 | Electromechanical device with fault protection device |
| CN114180483B (en) * | 2021-12-03 | 2024-07-05 | 中建新疆建工集团第一建筑工程有限公司 | Tool for vertical hoisting of indoor movable |
| CN114180481B (en) * | 2022-02-17 | 2022-05-17 | 河南工学院 | Safety protection device of hoisting equipment and application of safety protection device in tree transplanting |
| CN114261910B (en) * | 2022-03-03 | 2022-06-07 | 河南省祥东交通建设工程有限公司 | Winch device and precast beam hoisting method |
| CN116199135A (en) * | 2023-02-20 | 2023-06-02 | 哈尔滨工业大学 | Green building material's conveyer |
| CN116425016B (en) * | 2023-03-24 | 2024-02-02 | 成都建工集团有限公司 | Steel hoisting device for building construction |
| CN116280974B (en) * | 2023-05-18 | 2023-08-15 | 新兴河北工程技术有限公司 | Centrifugal spheroidal graphite cast iron pipe transporting device |
| CN117985566B (en) * | 2024-04-03 | 2024-06-28 | 通用电梯股份有限公司 | General type mechanical stopping device for elevator |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205031776U (en) * | 2014-05-26 | 2016-02-17 | 黄维 | Building with fire -fighting and rescuing function |
| CN203976161U (en) * | 2014-07-17 | 2014-12-03 | 东南电梯股份有限公司 | Super High elevator is electric protects wireless speed limiting systems with machinery pair |
| CN106276474A (en) * | 2015-05-28 | 2017-01-04 | 天津莱茵克拉电梯有限公司 | A kind of rigid holding type gets rid of block elevator governor |
| CN106902481A (en) * | 2015-12-23 | 2017-06-30 | 湖北华舟重工应急装备股份有限公司 | A kind of speed adjuster |
| CN106348168B (en) * | 2016-11-30 | 2019-04-30 | 国网山东省电力公司东明县供电公司 | Hoisting apparatus and lifting equipment |
| CN207330027U (en) * | 2017-08-29 | 2018-05-08 | 浙江屹立电梯有限公司 | A kind of elevator Double-speed limit device |
| CN209721427U (en) * | 2019-02-13 | 2019-12-03 | 沧州中铁装备制造材料有限公司 | A kind of steel ladle covering/uncovering device |
| CN210012524U (en) * | 2019-05-29 | 2020-02-04 | 南通四建集团有限公司 | Hoisting device for indoor hoisting of prefabricated combined pipeline |
| CN212450162U (en) * | 2020-05-22 | 2021-02-02 | 福州快科电梯工业有限公司 | Mechanical speed limiting protection device for elevator |
| CN111606220A (en) * | 2020-05-29 | 2020-09-01 | 高飞 | Building curtain wall installation device |
| CN213834302U (en) * | 2020-12-02 | 2021-07-30 | 郭金峰 | Light crane |
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