CN113636451A - Steel trestle hoisting device - Google Patents
Steel trestle hoisting device Download PDFInfo
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- CN113636451A CN113636451A CN202110909139.8A CN202110909139A CN113636451A CN 113636451 A CN113636451 A CN 113636451A CN 202110909139 A CN202110909139 A CN 202110909139A CN 113636451 A CN113636451 A CN 113636451A
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- mounting plate
- plate
- steel trestle
- hoisting
- mounting
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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
- B66C1/68—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 mounted on, or guided by, jibs
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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
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
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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
- B66C13/18—Control systems or devices
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Automation & Control Theory (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention relates to the field of steel trestle manufacturing, in particular to a steel trestle hoisting device, which comprises: the bottom plate is used for maintaining the stability of the device body during working; the rotating mechanism is fixedly arranged on the bottom plate; the mounting plate is fixedly connected with the rotating mechanism and arranged in the cavity formed in the mounting plate, and the rotating mechanism can drive the device body to rotate through the mounting plate; receive and release mechanism, install on the mounting panel and extend to the mounting panel far away, receive and release mechanism's output fixedly connected with hangs the mechanism, hangs the mechanism and includes the couple subassembly and be used for the locking Assembly who locks the couple subassembly, and the couple subassembly is used for hoist and mount and remove the steel landing stage. The steel trestle hoisting device provided by the invention can hoist and mount a steel trestle component, can change hoisting direction and hoisting height through the rotating mechanism and the square receiver, can change hoisting mode according to actual hoisting requirements through the design of the suspension mechanism, and is convenient to use and high in practicability.
Description
Technical Field
The invention relates to the field of steel trestle manufacturing, in particular to a steel trestle hoisting device.
Background
With the development of bridge construction technology in China, steel trestles are paved in many places, great convenience is brought to people's trips, when the steel trestles are constructed, various components forming the steel trestles need to be lifted to designated positions, and then the steel trestles are fixedly installed.
The lifting mode of each component of the existing steel trestle bridge crane mainly depends on a crane driving hook to lift and install, the lifting mode is single, and the steel trestle bridge crane is not suitable for steel trestle components with different shapes, so that a steel trestle bridge lifting device is needed to solve the problems.
Disclosure of Invention
The embodiment of the invention aims to provide a steel trestle hoisting device, aiming at solving the following problems: the existing hoisting mode is single, and hoisting of the steel trestle components in different shapes is not facilitated.
The embodiment of the invention is realized in such a way that the steel trestle hoisting device comprises: the bottom plate is used for maintaining the stability of the device body during working; the rotating mechanism is fixedly arranged on the bottom plate and used for driving the device body to rotate so as to change the working direction of the device body; the mounting plate is fixedly connected with the rotating mechanism and arranged in the cavity formed in the mounting plate, and the rotating mechanism can drive the device body to rotate through the mounting plate; the folding and unfolding mechanism is installed on the mounting panel and extends to the mounting panel far away for the hoist and mount position of controlling means body, the output fixedly connected with of folding and unfolding mechanism is used for the mechanism that hangs of fixed steel trestle spare part, hangs the mechanism and includes the couple subassembly and be used for the locking Assembly who locks the couple subassembly, and the couple subassembly is used for hoist and mount and removes the steel trestle.
Preferably, the rotating mechanism includes: the limiting sleeve is fixedly connected with the bottom plate, the mounting plate is sleeved on the limiting sleeve, and the mounting plate can rotate on the limiting sleeve; the first power piece is arranged on one side in the cavity formed in the mounting plate by the fixing limiting sleeve and used for providing power support for the rotating mechanism to drive the mounting plate to rotate; one surface of the supporting piece is connected with the output shaft of the first power piece, and the other surface of the supporting piece is fixed in a fixed cavity formed in the mounting plate through a rod piece; support the universal wheel, fixed mounting is in the both sides of support piece one side, support the universal wheel cooperation and be provided with the race of seting up on the stop collar, support the universal wheel and can rotate the pressure that reduces the mounting panel for first power spare on the race.
Preferably, the retraction mechanism includes: the displacement assembly is arranged on the mounting plate, can rotate on the mounting plate and is used for adjusting the hoisting position of the device body, and a power input end and a power output end of the displacement assembly are respectively arranged on the mounting plate and outside the mounting plate; the lifting component is arranged on the displacement component in a sliding mode, the power input end of the lifting component is also fixedly arranged on the mounting plate, the displacement component is used for driving the lifting component to change the suspension position, and the lifting component can ascend or descend to achieve lifting of the steel trestle.
Preferably, the displacement assembly comprises: the second power part is fixedly arranged on the mounting plate and is used for providing power support for the displacement assembly to move the hoisting assembly; the threaded part is connected with the output shaft of the second power part, a threaded plate capable of moving on the threaded part penetrates through the thread of the threaded part, and a connecting piece extending into a cavity formed in the mounting plate is fixedly arranged on the threaded plate; the rack is fixedly connected with one end of the connecting piece, which is arranged in the cavity formed in the mounting plate, and is meshed with a gear column rotatably arranged on the mounting plate, and the rack can drive the gear column to rotate; one end of the rotating rod is fixedly connected with the gear column and can rotate along with the gear column, and a pulley convenient for the lifting assembly to ascend or descend is installed at one end of the rotating rod, which is far away from the gear column;
preferably, the hoist assembly comprises: the third power part is fixedly arranged on the mounting plate, and an output shaft of the third power part extends into the cavity of the mounting plate; the first bevel gear is arranged in the cavity of the mounting plate and is fixedly connected with an output shaft of the third power part, the first bevel gear is meshed with a second bevel gear capable of changing the power transmission direction, a winding drum arranged in the cavity of the mounting plate is fixedly arranged on a rotating shaft of the second bevel gear, and a hanging and pulling part is fixedly wound in the winding drum; the guide piece is sleeved on the gear column and used for guiding the hanging piece to the pulley on the rotating rod and falling to the lower side of the pulley.
Preferably, the hook assembly comprises: the suspension plate is fixedly connected with the output end of the hoisting assembly, an installation groove is formed in the suspension plate, and a hook for hoisting a steel trestle is fixedly arranged on one side of the installation groove formed in the suspension plate; the driving rotating wheel is rotatably arranged in the mounting groove formed in the suspension plate, the driving wheel is provided with a coordination hole for fixing the driving wheel conveniently, the coordination hole is provided with a locking component which can enter the coordination hole in a matched manner, the locking component is fixed on the inner wall of the mounting groove formed in the suspension plate, the coordination holes are distributed on two sides of the driving rotating wheel, and the connecting line passes through the center of the driving rotating wheel; the rotating rods are fixed on two sides of the driving rotating wheel, linkage rods are hinged to two ends of each rotating rod, fixing plates capable of moving in opposite directions are hinged to one ends, away from the rotating rods, of the linkage rods, buckling blocks used for hanging and pulling the steel trestle are fixed on the fixing plates, and the buckling blocks on the two sides can be close to each other to lock the steel trestle; the guide rod is fixed on the inner wall of the mounting groove, a guide sleeve fixedly connected with the fixing plate is sleeved on the guide rod, and a first elastic piece used for pulling the fixing plate to reset is further fixed between the guide sleeve and the inner wall of the mounting groove.
Preferably, the locking assembly comprises: the supporting box is arranged on the inner wall of the mounting groove, a driving cam for pulling the locking component out of the matching hole is arranged in the supporting box, and the driving cam is in contact with a roller capable of moving under the pushing of the driving cam; the pull plate is connected with the roller, pull rods extending out of the support box are fixed on two sides of the pull plate, and a coordination rod capable of entering into the coordination hole is fixedly arranged at one end of each pull rod, which is arranged outside the support box; and the second elastic piece is fixed between the pulling plate and the inner wall of the supporting box and used for pushing the coordination rod into the coordination hole.
The steel trestle hoisting device provided by the invention can hoist and mount a steel trestle component, can change hoisting directions and hoisting heights through the rotating mechanism and the square receiver, can change hoisting modes according to actual hoisting requirements through the design of the suspension mechanism, and has the advantages of wide universality, convenience in use and strong practicability.
Drawings
Fig. 1 is a structural schematic diagram of a steel trestle hoisting device.
Fig. 2 is a top view of a rotating mechanism of the steel trestle hoisting device.
Fig. 3 is a top view of a gear column of the steel trestle hoisting device.
Fig. 4 is a schematic diagram of a suspension mechanism of the steel trestle hoisting device.
Fig. 5 is a schematic diagram of a locking assembly of the steel trestle hoisting device.
In the drawings: 1-bottom plate, 2-track wheel, 3-rotating mechanism, 4-mounting plate, 5-retraction mechanism, 6-suspension mechanism, 31-limit sleeve, 32-first power part, 33-supporting part, 34-supporting universal wheel, 35-wheel groove, 51-displacement component, 52-lifting component, 511-second power part, 512-threaded part, 513-threaded plate, 514-connecting part, 515-rack, 516-gear column, 517-rotating rod, 518-pulley, 521-third power part, 522-first bevel gear, 523-second bevel gear, 524-winding drum, 525-lifting component, 526-guide part, 60-hook component, 61-suspension plate, 62-mounting groove, 63-hook, 64-driving rotating wheel, 65-matching hole, 66-locking component, 67-rotating rod, 68-linkage rod, 69-fixing plate, 610-buckling block, 611-guide rod, 612-guide sleeve, 613-first elastic piece, 661-supporting box, 662-driving cam, 663-roller, 664-pull plate, 665-pull rod, 666-matching rod and 667-second elastic piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1, a steel trestle hoisting device provided in an embodiment of the present invention includes:
the bottom plate 1 is used for maintaining the stability of the device body during working; the rotating mechanism 3 is fixedly arranged on the bottom plate 1 and is used for driving the device body to rotate so as to change the working direction of the device body; the mounting plate 4 is provided with a cavity, the mounting plate 4 is fixedly connected with the rotating mechanism 3 and is arranged in the cavity formed in the mounting plate 4, and the rotating mechanism 3 can drive the device body to rotate through the mounting plate 4; receive and release mechanism, install on the mounting panel and extend to the mounting panel far away for the hoist and mount position of controlling means body, the output fixedly connected with of receive and release mechanism is used for the mechanism that hangs of fixed steel trestle spare part, hangs mechanism 6 and includes couple subassembly 60 and is used for the locking Assembly 66 with couple subassembly locking, and couple subassembly 60 is used for hoist and mount and removes the steel trestle.
In this embodiment, the mounting plate 4 is further provided with a control room convenient for a user to operate, the power input end of the retraction mechanism 5 is arranged on one side of the control room, so that an operator can conveniently control the retraction mechanism, and in addition, the crawler wheels 2 used for moving the device body are fixedly arranged on one side of the bottom plate 1, so that the device can conveniently move.
This embodiment is when specifically using, the operator enters into the control room, move the device body to the position that will carry out the hoist and mount through starting athey wheel 2, subsequently, open rotary mechanism 3, thereby rotary mechanism 3 can drive mounting panel 4 and rotate and drive jack 5 and rotate, the realization is to the adjustment of the device body position of will hoisting, after the adjustment is accomplished, open jack 5, jack 5 can drive suspension mechanism 6 and move to the steel trestle subassembly of will hoisting directly over, subsequently, select the hoist and mount mode of suspension mechanism 6 and hang the steel trestle subassembly according to actual hoist and mount demand, confirm hang firmly after, can be according to actual need, open jack 5 and rotary mechanism 3, it installs fixedly to hoist the steel trestle subassembly to appointed position.
As shown in fig. 1 and 2, as a preferred embodiment of the present invention, the rotating mechanism 3 includes: the limiting sleeve 31 is fixedly connected with the bottom plate 1, the mounting plate 4 is sleeved on the limiting sleeve 31, and the mounting plate 4 can rotate on the limiting sleeve 31; the first power part 32 is arranged at one side in a cavity formed in the mounting plate 4, and is used for providing power support for the rotating mechanism 3 to drive the mounting plate 4 to rotate; a support member 33, one side of which is connected with the output shaft of the first power member 32, and the other side of which is fixed in a fixed cavity arranged in the mounting plate 4 through a rod member; and supporting universal wheels 34, fixedly mounted on two sides of one surface of the supporting part 33, wherein the supporting universal wheels 34 are provided with wheel grooves 35 which are formed in the limiting sleeve 31 in a matched manner, and the supporting universal wheels 34 can rotate on the wheel grooves 35 to reduce the pressure of the mounting plate 4 for the first power part 32.
If the hoisting direction is to be adjusted, the first power member 32 is turned on (the first power member 32 is a motor), the output shaft of the first power member 32 drives the support member 33 (the support member 33 is a support plate) to rotate, the support member 33 rotates to drive the mounting plate 4 to rotate, and meanwhile, the universal wheel 34 can rotate in the wheel groove 35 to support the support member 33 and prevent the first power member 32 from bearing too much pressure from the mounting plate 4.
As shown in fig. 1, as a preferred embodiment of the present invention, the retraction mechanism 5 includes: the displacement assembly 51 is arranged on the mounting plate 4, can rotate on the mounting plate 4 and is used for adjusting the hoisting position of the device body, and a power input end and a power output end of the displacement assembly 51 are respectively arranged on the mounting plate 4 and outside the mounting plate 4; the hoisting component 52 is arranged on the displacement component 51 in a sliding mode, the power input end of the hoisting component 52 is also fixedly arranged on the mounting plate 4, the displacement component 51 is used for driving the hoisting component 52 to change the suspension position, and the hoisting component 52 can ascend or descend to realize hoisting of the steel trestle.
When hoisting, firstly, the displacement assembly 51 is started, the displacement assembly 51 can rotate around the mounting plate 4, so that the displacement in the horizontal direction can be obtained, and the displacement assembly 51 drives the hoisting assembly 52 to move towards the near position or the far position, so that the position of the suspension mechanism 6 can be adjusted.
As shown in fig. 1 and 3, as a preferred embodiment of the present invention, the displacement assembly 51 includes: a second power member 511 fixedly mounted on the mounting plate 4 for providing power support for the displacement assembly moving hoist assembly 52; the screw element 512 is connected with the output shaft of the second power element 511, a screw plate 513 capable of moving on the screw element 512 penetrates through the screw element 512 in a threaded manner, and a connecting piece 514 extending into a cavity formed in the mounting plate 4 is fixedly arranged on the screw plate 513; the rack 515 is fixedly connected with one end of the connecting piece 514, which is arranged in the cavity formed in the mounting plate 4, the rack 515 is meshed with a gear column 516 which is rotatably arranged on the mounting plate 4, and the rack 515 can drive the gear column 516 to rotate; dwang 517, its one end and gear post 516 fixed connection just can follow gear post 516 and rotate, the one end that gear post 516 was kept away from to dwang 517 is installed and is convenient for hang and draw the pulley 518 that subassembly 52 ascended or descend.
When the embodiment is used specifically, an operator starts the second power part 511 (the second power part 511 is a motor) in the control room, the output shaft of the second power part 511 drives the threaded part 512 (the threaded part 512 is a threaded rod) to rotate, the threaded part 512 rotates to drive the threaded plate 513 to move leftwards or rightwards, the threaded plate 513 moves to drive the rack 515 to move leftwards or rightwards through the connecting part 514, the rack 515 moves to drive the gear column 516 to rotate clockwise or anticlockwise, the gear column 516 rotates to drive the rotating rod 517 to rotate towards the near place or to rotate towards the far place, and therefore the horizontal position of the suspension mechanism 6 can be adjusted through the suspension pull assembly 52.
In this embodiment, in order to reduce the vibration of the rotating rod 517 during the rotation process, a guide pillar may be fixed at one end of the rack 515 disposed in the cavity formed in the mounting plate 4, the guide pillar is disposed in a guide sleeve fixedly connected to the inner wall of the mounting plate 4 in a matching manner, a buffer spring screwed around the guide pillar is fixed between the guide sleeve and the rack 515, and the buffer spring may buffer the movement process of the rack 515.
As shown in fig. 1 and 3, as a preferred embodiment of the present invention, the hoist assembly 52 includes: the third power element 521 is fixedly arranged on the mounting plate 4, and an output shaft of the third power element 521 extends into a cavity of the mounting plate 4; the first bevel gear 522 is arranged in the cavity of the mounting plate 4 and is fixedly connected with an output shaft of the third power member 521, the first bevel gear 522 is engaged with a second bevel gear 523 capable of changing the power transmission direction, a winding drum 524 arranged in the cavity of the mounting plate 4 is fixedly arranged on a rotating shaft of the second bevel gear, and a hanging and pulling member 525 is fixedly arranged in the winding drum 524 and wound; and the guide piece 526 is sleeved on the gear column 516, and the guide piece 526 is used for guiding the lifting piece 525 onto the pulley 518 on the rotating rod 517 and falling below the pulley 518.
When the steel trestle component is lifted, after the steel trestle component and the suspension mechanism 6 are fixed, the third power element 521 is opened (the third power element 521 is a motor), an output shaft of the third power element 521 drives the first bevel gear 522 to rotate, the first bevel gear 522 rotates to drive the second bevel gear 523 to rotate, the second bevel gear 523 rotates to drive the winding drum 524 to rotate, the winding drum 524 rotates to wind or release the hanging and pulling element 525, and the hanging and pulling element 525 rises or falls under the guidance of the guide element 526 and the pulley 518, so that the steel trestle component on the suspension mechanism 6 is pulled to rise or fall.
In this embodiment, the lifting element 525 may be a steel wire rope or a rope made of other materials, as long as it has sufficient rigidity to bear the weight of the steel trestle assembly, and is not limited in detail herein.
As shown in fig. 1 and 4, as a preferred embodiment of the present invention, the hooking member 60 comprises: the suspension plate 61 is fixedly connected with the output end of the hoisting assembly 52, an installation groove 62 is formed in the suspension plate 61, and a hook 63 for hoisting a steel trestle is fixedly arranged on one side of the installation groove 62 formed in the suspension plate 61; the driving rotating wheel 64 is rotatably arranged in the mounting groove 62 formed in the suspension plate 61, a coordination hole 65 for fixing the driving wheel 64 is formed in the driving wheel 64, a locking component 66 capable of entering the coordination hole 65 is arranged in the coordination hole 65 in a matched mode, the locking component 66 is fixed on the inner wall of the mounting groove 62 formed in the suspension plate 61, the coordination holes 65 are distributed on two sides of the driving rotating wheel 64, and a connecting line penetrates through the center of the driving rotating wheel 64; the rotating rods 67 are fixed on two sides of the driving rotating wheel 64, two ends of each rotating rod 67 are hinged with linkage rods 68, one ends, far away from the rotating rods 67, of the linkage rods 68 are also hinged with fixing plates 69 capable of moving in opposite directions, fastening blocks 610 used for hanging and pulling the steel trestle are further fixed on the fixing plates 69, and the fastening blocks 610 on the two sides can approach to each other to lock the steel trestle; the guide rod 611 is fixed on the inner wall of the mounting groove 62, a guide sleeve 612 fixedly connected with the fixing plate 69 is sleeved on the guide rod 611, and a first elastic element 613 for pulling the fixing plate 69 to reset is further fixed between the guide sleeve 612 and the inner wall of the mounting groove 62.
When the embodiment is used specifically, firstly, the hook 63 or the fastening block 610 is selected to be hoisted according to actual needs, if the hook 63 is selected to be hoisted, the hook 63 is made to hang the steel trestle assembly, if the fastening block 610 is selected to be hoisted, the driving rotating wheel 64 is started, the power source of the driving rotating wheel 64 is a motor, the driving rotating wheel 64 drives the rotating rod 67 to rotate, the rotating rod 67 rotates to enable the linkage rod 68 to pull the fixing plate 69 inwards, at this time, the fixing plates 69 on the two sides move close to each other, the fastening block 610 gradually realizes fastening, the fixing plates 69 on the two sides move close to each other to drive the guide sleeve 612 to move close to each other along the guide rod 611 and elongate the first elastic piece 613 (the first elastic piece 613 is a spring), meanwhile, the coordination hole 65 gradually approaches the locking assembly 66, when the locking assembly 66 is aligned with the coordination hole 65, the locking assembly can enter the coordination hole 65 to fix the driving rotating wheel 64, thus preventing the snap-together blocks 610 from springing back, if the steel trestle assembly needs to be released, the locking assembly 66 is opened, so that the locking assembly 66 leaves the positioning hole 65, and at this time, the snap-together blocks 610 are reset and release the steel trestle assembly under the pulling of the first elastic element 613.
As shown in fig. 5, as a preferred embodiment of the present invention, the locking assembly 66 includes: a supporting box 661 installed on an inner wall of the installation groove 62, a driving cam 662 installed in the supporting box 661 for pulling the locking assembly 66 out of the fitting hole 65, the driving cam 662 being in contact with a roller 663 movable by the driving of the driving cam 662; the pull plate 664 is connected with the rollers 663, pull rods 665 extending out of the supporting box 661 are fixed on two sides of the pull plate 664, and a coordination rod 666 capable of entering into the coordination hole 65 is fixed at one end of each pull rod 665 arranged out of the supporting box 661; and a second elastic member 667 fixed between the pulling plate 664 and the inner wall of the supporting case 661 for pushing the aligning bar 666 into the aligning hole 65.
When the driving wheel 64 is loosened, the driving cam 662 is started, the driving cam 662 is powered by a motor, the driving cam 662 enables the roller 663 to drive the pulling plate 664 to move downwards, the pulling plate 664 moves downwards to drive the pulling rod 665 to move downwards and stretch the second elastic member 667 (the second elastic member 667 is a spring), and then the positioning rod 666 is pulled to move downwards to leave the positioning hole 65, at this time, the driving wheel 64 is in a loosened state and can be reset under the pulling of the first elastic member 613.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a steel trestle hoist device, contains the device body, its characterized in that includes:
the bottom plate is used for maintaining the stability of the device body during working;
the rotating mechanism is fixedly arranged on the bottom plate and used for driving the device body to rotate so as to change the working direction of the device body;
the mounting plate is fixedly connected with the rotating mechanism and arranged in the cavity formed in the mounting plate, and the rotating mechanism can drive the device body to rotate through the mounting plate;
the folding and unfolding mechanism is installed on the mounting panel and extends to the mounting panel far away for the hoist and mount position of controlling means body, the output fixedly connected with of folding and unfolding mechanism is used for the mechanism that hangs of fixed steel trestle spare part, hangs the mechanism and includes the couple subassembly and be used for the locking Assembly who locks the couple subassembly, and the couple subassembly is used for hoist and mount and removes the steel trestle.
2. The steel trestle hoisting device of claim 1, wherein the rotating mechanism comprises:
the limiting sleeve is fixedly connected with the bottom plate, the mounting plate is sleeved on the limiting sleeve, and the mounting plate can rotate on the limiting sleeve;
the first power piece is arranged on one side in the cavity formed in the mounting plate by the fixing limiting sleeve and used for providing power support for the rotating mechanism to drive the mounting plate to rotate;
one surface of the supporting piece is connected with the output shaft of the first power piece, and the other surface of the supporting piece is fixed in a fixed cavity formed in the mounting plate through a rod piece;
support the universal wheel, fixed mounting is in the both sides of support piece one side, support the universal wheel cooperation and be provided with the race of seting up on the stop collar, support the universal wheel and can rotate the pressure that reduces the mounting panel for first power spare on the race.
3. The steel trestle hoisting device of claim 1, wherein the retraction mechanism comprises:
the displacement assembly is arranged on the mounting plate, can rotate on the mounting plate and is used for adjusting the hoisting position of the device body, and a power input end and a power output end of the displacement assembly are respectively arranged on the mounting plate and outside the mounting plate;
the lifting component is arranged on the displacement component in a sliding mode, the power input end of the lifting component is also fixedly arranged on the mounting plate, the displacement component is used for driving the lifting component to change the suspension position, and the lifting component can ascend or descend to achieve lifting of the steel trestle.
4. The steel trestle hoisting device of claim 3, wherein the displacement assembly comprises:
the second power part is fixedly arranged on the mounting plate and is used for providing power support for the displacement assembly to move the hoisting assembly;
the threaded part is connected with the output shaft of the second power part, a threaded plate capable of moving on the threaded part penetrates through the thread of the threaded part, and a connecting piece extending into a cavity formed in the mounting plate is fixedly arranged on the threaded plate;
the rack is fixedly connected with one end of the connecting piece, which is arranged in the cavity formed in the mounting plate, and is meshed with a gear column rotatably arranged on the mounting plate, and the rack can drive the gear column to rotate;
dwang, its one end and gear post fixed connection just can follow the gear post and rotate, the one end that the gear post was kept away from to the dwang is installed and is convenient for hang and draw the pulley that the subassembly rose or descend.
5. The steel trestle hoisting device of claim 3, wherein the hoist assembly comprises:
the third power part is fixedly arranged on the mounting plate, and an output shaft of the third power part extends into the cavity of the mounting plate;
the first bevel gear is arranged in the cavity of the mounting plate and is fixedly connected with an output shaft of the third power part, the first bevel gear is meshed with a second bevel gear capable of changing the power transmission direction, a winding drum arranged in the cavity of the mounting plate is fixedly arranged on a rotating shaft of the second bevel gear, and a hanging and pulling part is fixedly wound in the winding drum;
the guide piece is sleeved on the gear column and used for guiding the hanging piece to the pulley on the rotating rod and falling to the lower side of the pulley.
6. The steel trestle hoisting device of claim 1, wherein the hook assembly comprises:
the suspension plate is fixedly connected with the output end of the hoisting assembly, an installation groove is formed in the suspension plate, and a hook for hoisting a steel trestle is fixedly arranged on one side of the installation groove formed in the suspension plate;
the driving rotating wheel is rotatably arranged in the mounting groove formed in the suspension plate, the driving wheel is provided with a coordination hole for fixing the driving wheel conveniently, the coordination hole is provided with a locking component which can enter the coordination hole in a matched manner, the locking component is fixed on the inner wall of the mounting groove formed in the suspension plate, the coordination holes are distributed on two sides of the driving rotating wheel, and the connecting line passes through the center of the driving rotating wheel;
the rotating rods are fixed on two sides of the driving rotating wheel, linkage rods are hinged to two ends of each rotating rod, fixing plates capable of moving in opposite directions are hinged to one ends, away from the rotating rods, of the linkage rods, buckling blocks used for hanging and pulling the steel trestle are fixed on the fixing plates, and the buckling blocks on the two sides can be close to each other to lock the steel trestle;
the guide rod is fixed on the inner wall of the mounting groove, a guide sleeve fixedly connected with the fixing plate is sleeved on the guide rod, and a first elastic piece used for pulling the fixing plate to reset is further fixed between the guide sleeve and the inner wall of the mounting groove.
7. The steel trestle hoisting device of claim 1, wherein the locking assembly comprises:
the supporting box is arranged on the inner wall of the mounting groove, a driving cam for pulling the locking component out of the matching hole is arranged in the supporting box, and the driving cam is in contact with a roller capable of moving under the pushing of the driving cam;
the pull plate is connected with the roller, pull rods extending out of the support box are fixed on two sides of the pull plate, and a coordination rod capable of entering into the coordination hole is fixedly arranged at one end of each pull rod, which is arranged outside the support box;
and the second elastic piece is fixed between the pulling plate and the inner wall of the supporting box and used for pushing the coordination rod into the coordination hole.
Priority Applications (1)
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| CN114701157A (en) * | 2022-06-06 | 2022-07-05 | 江苏汉晶新能源有限公司 | Photovoltaic board sticking film machine with harmless function of flattening |
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| CN113636451B (en) | 2023-05-16 |
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