CN115043348B - Special lifting device for electromechanical installation - Google Patents
Special lifting device for electromechanical installation Download PDFInfo
- Publication number
- CN115043348B CN115043348B CN202210983883.7A CN202210983883A CN115043348B CN 115043348 B CN115043348 B CN 115043348B CN 202210983883 A CN202210983883 A CN 202210983883A CN 115043348 B CN115043348 B CN 115043348B
- Authority
- CN
- China
- Prior art keywords
- lifting
- frame
- ring
- electromechanical
- mode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0625—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement with wheels for moving around the floor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0641—Single levers, e.g. parallel links
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/22—Lifting frames, e.g. for lifting vehicles; Platform lifts with tiltable platforms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
Abstract
The invention relates to the field of electromechanical installation, in particular to lifting equipment special for electromechanical installation, which comprises a moving frame, a tripod, a position adjusting shaft, a position adjusting ring, a lifting mechanism, a storage bin and a moving wheel, wherein the moving frame is arranged on the moving frame; the invention solves the problems that the traditional lifting equipment is blocked by a base at the bottom of the electromechanical equipment when moving to the peripheral area of the electromechanical equipment, the distance between a worker at the upper end of the electromechanical equipment for mounting operation and the lifting equipment is relatively large, parts of the electromechanical equipment are difficult to take and use quickly, and the operation safety potential hazards are increased, solves the problems that the active balance adjustment of the weight of a plurality of parts of the electromechanical equipment is difficult, the probability of relative displacement sliding or collision between the parts of the electromechanical equipment is increased, and solves the problems that the traditional lifting equipment can only realize a single lifting function which is gradually upwards from the ground, is difficult to adapt to the mounting operation of the electromechanical equipment in a foundation pit, and has low applicability.
Description
Technical Field
The invention relates to the field of electromechanical installation, in particular to lifting equipment special for electromechanical installation.
Background
Electromechanical equipment generally refers to machinery, electrical equipment and electrical automation equipment, in a building, the machinery and pipeline equipment except for earthwork, woodwork, reinforcing steel bars and muddy water are generally called, the mechanical equipment is different from hardware, and a finished product with certain functions can be realized by multiple fingers; electromechanical installation is a large-scale work, and some large enterprises are moved, so that a project needs to be implemented in nearly half a year, and the technical requirements for installation are also quite large.
In the electromechanical installation process, part of electromechanical equipment is often in an installation position which cannot be reached by workers, and the installation operation of the electromechanical equipment needs to be completed cooperatively by means of external lifting equipment, however, the following problems often exist when the traditional lifting equipment is used:
in order to keep relatively high ground holding stability of electromechanical equipment running in an enterprise or a factory, the volume of a space area close to the lower end of the electromechanical equipment is often larger than the volume of a space area close to the upper end of the electromechanical equipment, the traditional lifting equipment is blocked by a base at the bottom of the electromechanical equipment when the traditional lifting equipment moves to a peripheral area of the electromechanical equipment, the distance between a worker at the upper end of the electromechanical equipment for installation and operation and the lifting equipment is relatively large, the electromechanical equipment parts are difficult to take quickly, operation safety hazards are increased, active balance adjustment on the weight of a plurality of electromechanical equipment parts is difficult to perform in the transportation and taking process of the electromechanical equipment parts, the probability of relative displacement sliding or collision among the electromechanical equipment parts is increased, the electromechanical equipment is not favorable for long-time or batch installation operation, the traditional lifting equipment can only realize a single lifting function from the ground to the upper part, the electromechanical equipment installation and operation in a foundation pit are difficult to adapt, and the applicability is low.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides lifting equipment special for electromechanical installation.
The technical scheme adopted by the invention for solving the technical problems is as follows: a lifting device special for electromechanical installation comprises a moving frame, triangular frames, a positioning shaft, positioning rings, a lifting mechanism, an object placing bin and moving wheels, wherein the moving frame is arranged in a group of two moving frames in a bilateral symmetry manner, the moving wheels are arranged at the front end and the rear end of the moving frame, a tripod is fixedly arranged in the middle of the moving frame, the positioning rings are fixedly arranged at the upper ends of the tripod, the positioning shafts are jointly arranged in the middle of the positioning rings and the upper ends of the tripod in a rotating fit manner, the lifting mechanism is jointly arranged between the positioning rings on the triangular frames at the left side and the right side, and the object placing bin is movably arranged at one end of the lifting mechanism;
elevating system include the guiding axle, the guide ring, the bearing ring, bear the pressure frame, the double-shaft motor, lifting gear, lifter and lifting rack, the guide ring is installed through the mode of key-type connection to the tip of transposition axle, and be located and connect through the guide shaft transmission of even setting between the guide ring on the left and right sides tripod, the guide shaft sets up along the middle part circumference of guide ring, install the cover jointly between the guide shaft of even setting and be equipped with the bearing ring, motor cabinet fixed mounting has the double-shaft motor at the middle part of bearing ring, lifting gear is all installed through the mode of key-type connection to the both ends output shaft of double-shaft motor, the middle part fixed mounting of guide ring has the bearing frame, the lifter is installed through sliding fit's mode at the middle part of bearing frame, one side of lifter is seted up flutedly, linear arrangement along the recess installs the lifting rack, and lifting rack and lifting gear meshing transmission, the upper end movable mounting of lifter has puts the thing storehouse.
Specifically, the guide ring circular arc lateral wall be radial evenly along its all around and install the partial pressure pole, the partial pressure ring is installed jointly to the other end tip of partial pressure pole, along the diametric (al) symmetry on the partial pressure ring offer with lifter sliding fit's notch of stepping down, install the slide bar that heels through the bearing on the partial pressure ring, and the slide bar that heels supports and leans on the positioning ring through sliding fit's mode.
Concretely, the positioning ring still include inner ring, extension rod, outer loop and the spout that heels, the upper end fixed mounting of tripod has the inner ring, the positioning shaft crosses the middle part of inner ring through normal running fit's mode, the extension rod is evenly installed along its circumference to the inner loop lateral wall, the outer loop is installed jointly to the other end tip of extension rod, the spout that heels has been seted up along its circumference to one side lateral wall of outer loop, and the one end tip of the slide bar that heels supports through sliding fit's mode and leans on in the spout that heels.
Specifically, the gear that heels is installed through the mode of key-type connection to positioning shaft one end, the middle part of tripod is installed through sliding fit's mode and is turned to the slide bar, turns to the fixed rack that heels that is provided with in upper end one side of slide bar, and the rack that heels and the gear engagement transmission that heels, the middle part fixed mounting who removes the frame has the hydraulic pump, and the output shaft of hydraulic pump with turn to the lower extreme transmission of slide bar and be connected.
The article storage bin comprises an article storage rotating shaft, an article storage rack, a butt joint frame and an article storage frame, the article storage rotating shaft is installed at the upper end of a lifting rod through a bearing, the article storage rack is installed at the end of the article storage rotating shaft through a key connection mode, the butt joint frame is installed at the lower ends of the front side and the rear side of the article storage rack of a triangular structure and the article storage rack, and the article storage frame is installed between the butt joint frames which are evenly arranged.
The butt joint frame middle part all be provided with rectangular hole, the lower extreme of supporter and the rectangular hole fixed connection at butt joint frame middle part put the below that the thing frame is located the supporter and put the whole width value of thing frame and be less than the interval between two lifters that the symmetry set up.
Specifically, the upper ends of the left side and the right side of the storage frame and the upper ends of the front side and the rear side of the storage frame are provided with elastic bands together, and the elastic bands positioned in the left and right directions are staggered with the elastic bands positioned in the front and rear directions.
Concretely, put thing pivot middle part install the damping dish through the mode of key-type connection, evenly seted up the damping groove on the arc lateral wall of damping dish, the upper end fixed mounting of lifter has Contraband type frame, the damping dish is located the inboard of Contraband type frame and the both ends of Contraband type frame all are provided with the bulb plunger who slides and contradict with the damping groove.
Specifically, put the inside lower extreme of frame and install the spacer pad through sliding fit's mode, evenly be provided with pressure sensor between the lower lateral wall of spacer pad and the bottom of putting the frame, and put the upper end of frame and be provided with all around with pressure sensor electric connection's warning light.
Specifically, put the thing frame around both ends all install the levelness sensor, put the left and right sides outer wall middle part of thing frame and all install the smooth section of thick bamboo of counter weight, the electro-magnet is all installed to the smooth section of thick bamboo of counter weight front and back both ends inner wall, the balancing weight is installed through sliding fit's mode in the middle part of the smooth section of thick bamboo of counter weight, the equal fixed mounting in both ends inner wall has the counter weight spring around the smooth section of thick bamboo of counter weight, the electro-magnet is located the inboard of counter weight spring and electro-magnet and counter weight spring contactless, counter weight spring's expansion end tip is connected with the tip transmission of balancing weight.
The invention has the beneficial effects that:
(1) According to the special lifting device for electromechanical installation, the object placing bin and electromechanical equipment parts placed in the object placing bin can quickly reach any position in the circumferential annular region through the multi-angle and multi-telescopic-length operation mode of the lifting mechanism in the annular working region, the multi-angle operation conveying modes such as lifting or descending and the like required in the electromechanical equipment part installation process are realized, the manual participation intensity in the construction operation process is reduced, the starting and ending positions of the object placing bin in the position adjusting process can be realized by observing the scale value indicated by the pointer on the partial pressure ring on the outer ring, the observation of workers is facilitated, an auxiliary judgment reference is provided for subsequent continuous adjustment operation, independent adjustment and control are not required each time in the large-batch electromechanical equipment part installation process, and the efficiency of electromechanical equipment installation operation is improved.
(2) According to the lifting equipment special for electromechanical installation, provided by the invention, a worker can conveniently judge whether the weight borne by each area at the bottom of the storage frame is balanced or not in time when placing a plurality of electromechanical equipment parts through the pressure sensors and the warning lamps arranged in multiple stations, secondary positioning and pressing of the electromechanical equipment parts are completed through the elastic bands arranged in a mutually staggered mode, and the sliding or collision of relative displacement between the electromechanical equipment parts caused by unbalanced weight in the subsequent lifting or descending process can be avoided by matching with the active leveling of the storage frame, so that the operation safety degree when the worker takes the electromechanical equipment parts in high-altitude operation is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic overall structure diagram of a preferred embodiment of an elevator apparatus specially used for electromechanical installation according to the present invention;
FIG. 2 is a top view of FIG. 1 in accordance with the present invention;
FIG. 3 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of the invention at B of FIG. 3;
FIG. 5 is an enlarged view taken at C of FIG. 3 according to the present invention;
FIG. 6 is a schematic view of a partial three-dimensional structure of the lifting mechanism and the storage compartment of the present invention;
FIG. 7 is a schematic view of a partial perspective structure of the storage compartment of the present invention;
FIG. 8 is a first partial perspective view of the lift mechanism of the present invention;
FIG. 9 is a schematic view of a second partial perspective structure of the lifting mechanism of the present invention;
in the figure: 1. a movable frame; 2. a tripod; 3. a positioning shaft; 4. a position adjusting ring; 5. a lifting mechanism; 6. a storage bin; 7. a moving wheel; 51. a guide shaft; 52. a guide ring; 53. a pressure-bearing ring; 54. a pressure bearing frame; 55. a double-shaft motor; 56. a lifting gear; 57. a lifting rod; 58. a lifting rack; 521. a pressure distributing rod; 522. a voltage division ring; 523. a side-tipping slide bar; 41. an inner ring; 42. an extension rod; 43. an outer ring; 44. a side-tipping chute; 21. a steering slide bar; 211. a side-tipping rack; 11. a hydraulic pump; 31. a roll gear; 61. a storage rotating shaft; 62. a rack; 63. a docking frame; 64. a storage frame; 641. elastic bands; 611. a damping disc; 6111. a damping slot; 571. contraband jig; 5711. a ball plunger; 642. a spacer pad; 643. a pressure sensor; 644. a levelness sensor; 645. a counterweight sliding barrel; 6451. an electromagnet; 6452. a balancing weight; 6453. a counterweight spring.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1 and 2, a special lifting equipment of electromechanical installation, including removing frame 1, tripod 2, positioning shaft 3, positioning ring 4, elevating system 5, putting storage compartment 6 and removing wheel 7, removal frame 1 place for two liang of a set of bilateral symmetry, both ends all install and remove wheel 7 around removing frame 1, the middle part fixed mounting who removes frame 1 has tripod 2, the upper end fixed mounting of tripod 2 has positioning ring 4, positioning shaft 3 is installed through normal running fit's mode jointly in the middle part of positioning ring 4 and the upper end of tripod 2, and installs elevating system 5 jointly between the positioning ring 4 that is located on the left and right sides tripod 2, the one end movable mounting of elevating system 5 puts storage compartment 6.
Referring to fig. 3, 5, 6 and 8, one end of the positioning shaft 3 is mounted with a roll gear 31 by a key connection, the middle of the tripod 2 is mounted with a steering slide rod 21 by a sliding fit, one side of the upper end of the steering slide rod 21 is fixedly provided with a roll rack 211, the roll rack 211 is in mesh transmission with the roll gear 31, the middle of the traveling frame 1 is fixedly mounted with a hydraulic pump 11, and the output shaft of the hydraulic pump 11 is in transmission connection with the lower end of the steering slide rod 21.
During specific work, firstly, a worker pushes the moving frame 1 to enable the whole equipment to reach the periphery of an installation construction position, then, the hydraulic pump 11 is started to work, the output shaft of the hydraulic pump 11 drives the steering slide rod 21 to slide on the tripod 2, the steering slide rod 21 drives the roll rack 211 to synchronously move up and down, the roll rack 211 drives the positioning shaft 3 to rotate through meshing transmission between the roll rack 211 and the roll gear 31 in the lifting and moving process, the lifting mechanism 5 is driven to integrally rotate through rotation of the positioning shaft 3 to enable the lifting mechanism 5 to be located at the lowest material taking station, further, the lifting mechanism 5 drives the material storage bin 6 to rotate to enable the material storage bin 6 to be in a horizontal or downward inclined placing state, then, electromechanical equipment parts to be installed are placed in the material storage bin 6 through the worker and locked, then, the forward work of the hydraulic pump 11 is controlled, the steering slide rod 21 is pulled through the output shaft of the hydraulic pump 11 to slide, further, the positioning shaft 3 is driven to forwardly rotate through meshing transmission between the roll rack 211 and the side gear 31 to drive the material storage bin 6 to be gradually moved downwards from the lowest material taking station, and the electromechanical parts are further driven to integrally rotate from the position where the electromechanical equipment is placed in the material storage bin 6, and the lifting mechanism is gradually driven to integrally to be installed, and the electromechanical equipment to be located in the lowest material taking operation position.
Referring to fig. 6, 8 and 9, the lifting mechanism 5 includes a guide shaft 51, a guide ring 52, a bearing ring 53, a bearing frame 54, a dual-axis motor 55, a lifting gear 56, a lifting rod 57 and a lifting rack 58, the end of the positioning shaft 3 is provided with the guide ring 52 in a key connection manner, the guide rings 52 on the tripods 2 on the left and right sides are in transmission connection with each other through the uniformly arranged guide shaft 51, the bearing ring 53 is jointly installed and sleeved between the uniformly arranged guide shafts 51, the dual-axis motor 55 is fixedly installed in the middle of the bearing ring 53 through a motor base, the lifting gear 56 is installed on output shafts at two ends of the dual-axis motor 55 in a key connection manner, the bearing frame 54 is fixedly installed in the middle of the guide ring 52, the lifting rod 57 is installed in the middle of the bearing frame 54 in a sliding fit manner, a groove is formed in one side of the lifting rod 57, the lifting rack 58 is linearly arranged in the groove, the lifting rack 58 is in meshing transmission with the lifting gear 56, and the storage bin 6 is movably installed at the upper end of the lifting rod 57.
During the operation, the guide ring 52 is driven to synchronously rotate in the rotation process of the positioning shaft 3, the guide shafts 51 and the pressure bearing rings 53 sleeved on the guide shafts 51 which are uniformly arranged can ensure that the guide rings 52 on the left side and the right side are in a synchronous rotation state, in the rotation process of the guide rings 52, the lifting rod 57 is driven to synchronously rotate circumferentially with the axis of the positioning shaft 3 as the center of a circle by the limiting action of the pressure bearing frame 54, the storage bin 6 is driven to synchronously rotate circumferentially by the lifting rod 57, in the circumferential rotation process of the guide rings 52, the double-shaft motor 55 is started to operate, the lifting gear 56 is driven to rotate by the output shaft of the double-shaft motor 55, the lifting rod 57 is driven to ascend and slide on the pressure bearing frame 54 by the meshing transmission between the lifting gear 56 and the lifting rack 58, in the lifting and sliding process of the lifting rod 57, the rapid adjustment and positioning of the station of the storage bin 6 placed in the vertical direction can be realized, meanwhile, the lifting rod 57 is matched with circumferential rotation which is carried out by taking the axis of the positioning shaft 3 as the center of a circle, the rapid adjustment and positioning of the station of the storage bin 6 placed in the horizontal direction can be realized, when the lifting rod 57 is positioned between the working areas with the minimum contraction length and the maximum extension length on the pressure bearing frame 54, the circumferential rotation of the positioning shaft 3 is matched, the storage bin 6 can rapidly reach any position in the complete circumferential annular area, the lifting and the traction of multiple angles such as lifting or descending and the like in the electromechanical device part installation process are realized, and the manual participation intensity in the construction operation process is reduced.
Referring to fig. 6, 8 and 9, the positioning ring 4 further includes an inner ring 41, an extension rod 42, an outer ring 43 and a side-tilting sliding groove 44, the inner ring 41 is fixedly mounted at the upper end of the tripod 2, the positioning shaft 3 crosses the middle part of the inner ring 41 in a manner of rotating fit, the extension rod 42 is uniformly mounted on the side wall of the inner ring 41 along the periphery of the inner ring, the outer ring 43 is mounted at the end part of the other end of the extension rod 42, a scale value is arranged on the outer ring 43 along the circumferential direction of the outer ring, the side wall of one side of the outer ring 43 is provided with the side-tilting sliding groove 44 along the circumferential direction of the outer ring, the arc-shaped side wall of the guide ring 52 is radially and uniformly provided with a side-tilting rod 521 along the periphery of the arc-tilting side wall, a side-tilting ring 522 is mounted at the end part of the side-tilting sliding rod 521, a pointer is provided on the side-tilting ring 522, a side-tilting sliding rod 523 is mounted on the side-tilting sliding rod 522 through a bearing, and an end part of the sliding fit abuts against the side-tilting sliding groove 44.
During the specific work, in the initial state, the roll sliding rod 523 abuts against the roll sliding groove 44, the outer ring 43 and the partial pressure ring 522 are in a relative static state at the moment, in the process of rotating the positioning shaft 3, the partial pressure ring 522 is synchronously and circumferentially rotated through the common transmission connection of the guide ring 52 and the partial pressure rod 521, the weight borne by the guide ring 52 and from the electromechanical device parts can be dispersed to the outer ring 43 through the sliding interference fit between the roll sliding rod 523 and the roll sliding groove 44, the stability in the process of lifting and conveying the large-weight electromechanical device parts is improved, the angle difference of the initial position and the final position in the process of adjusting the position of the storage bin 6 can be realized by observing the scale value of the pointer on the outer ring 43 on the partial pressure ring 522, the observation of a worker is facilitated, an auxiliary judgment reference is also provided for the subsequent continuous adjustment operation in a large scale, and in the process of mounting the electromechanical device parts, the efficiency of the electromechanical device parts is improved without independently adjusting and controlling each time.
Referring to fig. 3, 6 and 7, the storage bin 6 includes a storage rotating shaft 61, a storage rack 62, a butt-joint frame 63 and a storage frame 64, the storage rotating shaft 61 is installed at the upper end of the lifting rod 57 through a bearing, a damping disc 611 is installed in the middle of the storage rotating shaft 61 through a key connection mode, damping grooves 6111 are evenly formed in the arc-shaped side wall of the damping disc 611, a Contraband-type frame 571 is fixedly installed at the upper end of the lifting rod 57, the damping disc 611 is located on the inner side of the Contraband-type frame 571, two ends of the Contraband-type frame 571 are respectively provided with a ball plunger 5711 which slidably abuts against the damping grooves 6111, the storage rack 62 is installed at the end of the storage rotating shaft 61 through a key connection mode, the storage rack 62 is of a triangular structure, a long hole is arranged in the middle of the butt-joint frame 63, the lower end of the storage rack 62 is fixedly connected with the long hole in the middle of the butt-joint frame 63, storage frames 64 are jointly installed between the evenly-arranged butt-joint frames 63, the storage frames 64 can be prepared for multiple storage frames according to actual situations, and the storage frames 62 are located below the two lifting rods whose distance is smaller than the whole lifting rod 57 arranged symmetrically.
During specific work, in the early stage of equipment operation, according to the actual size of electromechanical equipment parts required to be contained, the object containing frame 64 with the proper size is installed on the butt joint frame 63, the object containing frame 64 is pulled by multiple stations of the object containing frame 62 after being installed in place, the object containing frame 64 is always in a horizontal placing state between the lifting rods 57, then when the lifting mechanism 5 is located at the lowest material taking station, electromechanical equipment parts required to be installed are uniformly placed on the inner side of the object containing frame 64 through workers, in the process of placing most electromechanical equipment parts, the weight balance of the electromechanical equipment parts at the front end and the rear end of the object containing frame 64 is kept as much as possible, after the electromechanical equipment parts are placed, the object containing frame 64 is lifted or sunk to the proper installing position through the multi-angle operation mode of the lifting rods 57, in the process of rotation or lifting movement of the lifting rods 57, under the synergistic limiting effect of the object containing rotating shafts 61 and the object containing frame 62, the object containing frame 64 containing the electromechanical equipment parts is still in the horizontal placing state, and then, and the installation work of the electromechanical equipment parts is carried out through the workers.
Referring to fig. 3, 4 and 7, elastic bands 641 are installed at the upper ends of the left side and the right side of the placement frame 64, the elastic bands 641 in the left-right direction are staggered with the elastic bands 641 in the front-back direction, a spacer 642 is installed at the lower end inside the placement frame 64 in a sliding fit manner, pressure sensors 643 are evenly arranged between the lower side wall of the spacer 642 and the bottom of the placement frame 64, warning lights electrically connected with the pressure sensors 643 are arranged around the upper end of the placement frame 64, levelness sensors 644 are installed at the front end and the rear end of the placement frame 64, counterweight sliding cylinders 645 are installed at the middle parts of the outer walls of the left side and the right side of the placement frame 64, electromagnets 6451 are installed at the inner walls of the front end and the rear end of the counterweight sliding cylinders 645, counterweight 6452 is installed at the middle parts of the counterweight sliding cylinders 645 in a sliding fit manner, the counterweight 6452 is located between the electromagnets 6451 at the front end and the rear end of the counterweight sliding cylinders 645, counterweight springs 6453 are fixedly installed at the inner walls of the front end and the ends of the counterweight sliding cylinders 6453, and the ends of the counterweight springs 6452 are not connected with the ends of the transmission ends of the counterweight springs 6452.
During specific work, in the process that electromechanical device parts are placed in the storage frame 64, the electromechanical device parts are in contact with and press downward the partition pads 642 at the bottom of the storage frame 64, the weight borne by the partition pads 642 is further transferred to the pressure sensors 643, the gravity borne by each area of the partition pads 642 is detected in real time through the pressure sensors 643, and real-time feedback is performed through the warning lamps, when the weight of the electromechanical device parts stacked on one side of the bottom of the storage frame 64 is too large and exceeds the active adjustment range of the storage frame 64, the warning lamps change colors, the placement mode or placement direction of the electromechanical device parts on the inner side of the storage frame 64 is adjusted by a worker, whether the weight borne by each area at the bottom of the storage frame 64 is balanced or not can be judged in time through the pressure sensors 643 and the warning lamps arranged in multiple positions when the electromechanical device parts are placed by the worker, relative displacement sliding or collision between the electromechanical device parts caused by unbalanced weight in the subsequent lifting process is avoided, the stable operation degree of the machine is improved, after the placement of the electromechanical device parts is completed, the assembly positioning of elastic bands arranged by the worker, the relative displacement or the relative collision between the electromechanical device parts arranged in a staggered manner, and the relative collision between the electromechanical device parts is further reduced;
in the later stage, when the object placing frame 64 is in place or electromechanical equipment parts are taken, the levelness sensor 644 and the electromagnet 6451 are both in a working state, the levelness of the object placing frame 64 is monitored in real time through the levelness sensor 644, when monitoring data are unchanged, the attraction force of the electromagnet 6451 at the two ends of the counterweight sliding cylinder 645 on the counterweight 6452 and the elastic force of the counterweight spring 6453 are in a dynamic balance state, at the moment, the counterweight 6452 is in a middle position of the counterweight sliding cylinder 645, when the weight of one side is changed in the mechanical vibration or electromechanical equipment parts taking process, the object placing frame 64 tilts at a certain angle with the center of the object placing rotating shaft 61, then, the magnitude of the current value in the left and right electromagnets 6451 of the counterweight sliding cylinder 645 is controlled through the change of the horizontal data monitored by the levelness sensor 644, the magnitude of the attraction magnetic force of the left and right electromagnets 6451 of the counterweight 6452 is controlled, the attraction change of the magnetic force and the elastic force of the counterweight spring 6453 are further controlled, so that the counterweight 6452 moves in the counterweight sliding in the opposite direction in the counterweight sliding cylinder 645, the weight of the object placing frame 64 is increased, the weight of the object placing frame 64, and the electromechanical equipment parts can be further lifted to the possibility of the high-altitude sliding of the high-level operation of the equipment parts can be further reduced when the high-level operation and the high-level operation of the high-level operation equipment parts can be further reduced.
When in work:
the first step is as follows: firstly, a worker pushes a moving frame 1 to enable the whole equipment to reach the periphery of an installation construction position, then a hydraulic pump 11 is started to work, an output shaft of the hydraulic pump 11 drives a steering slide rod 21 to slide on a tripod 2, the steering slide rod 21 drives a roll rack 211 to synchronously move up and down, the roll rack 211 and a roll gear 31 are in meshing transmission in the process of moving up and down to drive a positioning shaft 3 to rotate, the rotation of the positioning shaft 3 drives a lifting mechanism 5 to integrally rotate, so that the lifting mechanism 5 is positioned at the lowest material taking station, further, the lifting mechanism 5 drives a material storage bin 6 to rotate, so that the material storage bin 6 is in a horizontal or downward inclined placement state, then, the worker places electromechanical equipment parts to be installed in the material storage bin 6 and locks the electromechanical equipment parts, then, the forward operation of the hydraulic pump 11 is controlled, the steering slide rod 21 is pulled by the output shaft of the hydraulic pump 11 to slide downwards, further, the positioning shaft 3 is driven to positively rotate by meshing transmission between the roll rack 211 and the roll gear 31, the material taking rod 5 is further, the lifting mechanism 5 is gradually driven to integrally rotate towards the material storage bin 6 in the position where the material taking equipment is arranged, and the lifting mechanism is gradually driven to integrally rotate;
the second step is that: the guide rings 52 are driven to synchronously rotate in the rotation process of the positioning shaft 3, the guide shafts 51 and the bearing rings 53 sleeved on the guide shafts 51 which are uniformly arranged can ensure that the guide rings 52 on the left side and the right side are in a synchronous rotation state, in the rotation process of the guide rings 52, the limiting action of the bearing frames 54 drives the lifting rods 57 to synchronously rotate circumferentially around the axis of the positioning shaft 3, the lifting rods 57 drive the storage bins 6 to synchronously rotate circumferentially, in the circumferential rotation process of the guide rings 52, the double-shaft motor 55 is started to operate, the output shaft of the double-shaft motor 55 drives the lifting gears 56 to rotate, and the engagement transmission between the lifting gears 56 and the lifting racks 58 enables the lifting rods 57 to ascend and slide on the bearing frames 54, in the process that the lifting rod 57 lifts and slides, the rapid adjustment and positioning of the placement station of the placement bin 6 in the vertical direction can be realized, meanwhile, the rapid adjustment and positioning of the placement station of the placement bin 6 in the horizontal direction can be realized by matching with the circumferential rotation of the lifting rod 57 which is carried out by taking the axis of the positioning shaft 3 as the center of a circle, when the lifting rod 57 is positioned between the working areas with the minimum contraction length and the maximum extension length on the pressure bearing frame 54, the placement bin 6 can rapidly reach any position in the complete circumferential annular area by matching with the circumferential rotation of the positioning shaft 3, the lifting or descending and other multi-angle lifting and traction in the mounting process of electromechanical equipment parts are realized, and the manual participation intensity in the construction operation process is reduced;
the third step: in the initial state, the roll sliding rod 523 abuts against the roll sliding groove 44, the outer ring 43 and the partial pressure ring 522 are in a relative static state at the moment, in the process of rotation of the positioning shaft 3, the partial pressure ring 522 rotates synchronously and circumferentially through the common transmission connection of the guide ring 52 and the partial pressure rod 521, the weight of electromechanical equipment parts borne by the guide ring 52 can be dispersed on the outer ring 43 through the sliding interference fit between the roll sliding rod 523 and the roll sliding groove 44, the stability degree of the heavy electromechanical equipment parts in the lifting and conveying process is improved, the angle difference of the initial position and the final position in the position adjusting process of the storage bin 6 can be realized by observing the scale value of a pointer on the partial pressure ring 522 on the outer ring 43, the observation of a worker is facilitated, an auxiliary judgment reference is also provided for subsequent continuous adjustment operation, and in the installation process of large-batch electromechanical equipment parts, the independent adjustment control is not needed each time, and the installation operation efficiency of the electromechanical equipment parts is improved;
the fourth step: in the earlier stage of operation of the equipment, according to the actual size of electromechanical equipment parts to be contained, the object placing frame 64 with a proper size is installed on the butt joint frame 63, the object placing frame 64 is pulled by multiple stations of the object placing frame 62 after being installed in place, the object placing frame 64 is always in a horizontal placing state between the lifting rods 57, then when the lifting mechanism 5 is located at the lowest material taking station, electromechanical equipment parts to be installed are uniformly placed on the inner side of the object placing frame 64 through workers, in the process of placing a plurality of electromechanical equipment parts, the weight balance of the electromechanical equipment parts at the front end and the rear end of the object placing frame 64 is kept as much as possible, after the electromechanical equipment parts are placed, the object placing frame 64 is lifted or sunk to a proper installing position through a multi-angle operation mode of the lifting rods 57, in the process of rotation or lifting movement of the lifting rods 57, under the cooperative limiting effect of the object placing rotating shaft 61 and the object placing frame 62, the object placing frame 64 containing the electromechanical equipment parts is still in a horizontal placing state, and then the workers carry out the electromechanical equipment parts taking and installing operation;
the fifth step: in the process that electromechanical device parts are placed in the storage frame 64, the electromechanical device parts are in contact with and press downward the spacer 642 at the bottom of the storage frame 64, the weight borne by the spacer 642 is further transferred to the pressure sensor 643, the gravity borne by each area of the spacer 642 is detected in real time through the pressure sensor 643, real-time feedback is performed through the warning lamp, when the weight of the electromechanical device parts stacked on one side of the bottom of the storage frame 64 is too large and exceeds the active adjustment range of the storage frame 64, the warning lamp changes color, the placement mode or the placement orientation of the electromechanical device parts inside the storage frame 64 is adjusted by a worker, whether the weight borne by each area at the bottom of the storage frame 64 is balanced or not can be judged in time when the worker places most electromechanical device parts through the pressure sensor 643 and the warning lamp arranged in multiple positions, the relative displacement sliding or collision between the electromechanical device parts caused by the unbalanced weight in the subsequent lifting process is avoided, the running stability of the device is improved, after the placement of the electromechanical device parts is completed, the worker completes the assembly positioning of the elastic bands 641, the secondary positioning of the electromechanical device parts staggered arranged with the elastic bands is completed, and the secondary collision between the electromechanical device parts is further reduced;
and a sixth step: in the later stage, when the object placing frame 64 is in place or electromechanical equipment parts are taken, the levelness sensor 644 and the electromagnet 6451 are both in a working state, the levelness of the object placing frame 64 is monitored in real time through the levelness sensor 644, when monitoring data are unchanged, the attraction force of the electromagnet 6451 at the two ends of the counterweight sliding cylinder 645 on the counterweight 6452 and the elastic force of the counterweight spring 6453 are in a dynamic balance state, at the moment, the counterweight 6452 is in a middle position of the counterweight sliding cylinder 645, when the weight of one side is changed in the mechanical vibration or electromechanical equipment parts taking process, the object placing frame 64 tilts at a certain angle with the center of the object placing rotating shaft 61, then, the magnitude of the current value in the left and right electromagnets 6451 of the counterweight sliding cylinder 645 is controlled through the change of the horizontal data monitored by the levelness sensor 644, the magnitude of the attraction magnetic force of the left and right electromagnets 6451 of the counterweight 6452 is controlled, the attraction change of the magnetic force and the elastic force of the counterweight spring 6453 are further controlled, so that the counterweight 6452 moves in the counterweight sliding in the opposite direction in the counterweight sliding cylinder 645, the weight of the object placing frame 64 is increased, the weight of the object placing frame 64, and the electromechanical equipment parts can be further lifted to the possibility of the high-altitude sliding of the high-level operation of the equipment parts can be further reduced when the high-level operation and the high-level operation of the high-level operation equipment parts can be further reduced.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are intended to be within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a special jacking equipment of electromechanical installation, is including removing frame (1), tripod (2), positioning axle (3), positioning ring (4), elevating system (5), puts thing storehouse (6) and remove wheel (7), its characterized in that: the movable rack (1) is placed symmetrically in a left-right mode in a pairwise mode, the front end and the rear end of the movable rack (1) are respectively provided with a movable wheel (7), the middle of the movable rack (1) is fixedly provided with a tripod (2), the upper end of the tripod (2) is fixedly provided with a positioning ring (4), the middle of the positioning ring (4) and the upper end of the tripod (2) are jointly provided with a positioning shaft (3) in a rotating fit mode, a lifting mechanism (5) is jointly arranged between the positioning rings (4) on the left tripod (2) and the right tripod (2), and one end of the lifting mechanism (5) is movably provided with a storage bin (6);
the lifting mechanism (5) comprises a guide shaft (51), a guide ring (52), a bearing ring (53), a bearing frame (54), a double-shaft motor (55), a lifting gear (56), a lifting rack (58) and lifting racks (58), the guide ring (52) is installed at the end part of the positioning shaft (3) in a key connection mode, the guide rings (52) on the triangular supports (2) on the left side and the right side are in transmission connection through the guide shafts (51) which are uniformly arranged, the guide shafts (51) are circumferentially arranged along the middle part of the guide ring (52), the bearing ring (53) is installed and sleeved between the guide shafts (51) which are uniformly arranged, the double-shaft motor (55) is fixedly installed in the middle part of the bearing ring (53) through a motor base, the lifting gear (56) is installed at the output shafts at the two ends of the double-shaft motor (55) in a key connection mode, the bearing frame (54) is fixedly installed at the middle part of the guide ring (52), the lifting rod (57) is installed in the middle part of the bearing frame (54) in a sliding fit mode, grooves are formed in a way, the lifting rack (58) is internally arranged in a radial mode, the lifting rack (58) is movably meshed with the lifting bin (521) along the lifting bin, and the lifting bin (521) is uniformly arranged along the arc gear bin, dividing pressure rod (521)'s other end tip installs dividing pressure ring (522) jointly, dividing pressure ring (522) go up along the diameter direction symmetry seted up with lifter (57) sliding fit's notch of stepping down, divide pressure ring (522) go up to install through the bearing slide bar (523) that heels, and heels slide bar (523) and lean on positioning ring (4) through sliding fit's mode, positioning ring (4) still include inner ring (41), extension rod (42), outer loop (43) and spout (44) that heels, the upper end fixed mounting of tripod (2) has inner ring (41), positioning shaft (3) cross the middle part of inner ring (41) through the mode of running fit, extension rod (42) are evenly installed along its periphery to the lateral wall of inner ring (41), outer loop (43) are installed jointly to the other end tip of extension rod (42), spout (44) have been seted up along its circumference to one side lateral wall of outer loop (43), and the one end tip of slide bar (523) heels and leans on in spout (44) through sliding fit's mode.
2. The special lifting device for electromechanical installation of claim 1, wherein: put thing storehouse (6) including putting thing pivot (61), supporter (62), butt joint frame (63) and putting thing frame (64), the upper end of lifter (57) is installed through the bearing and is put thing pivot (61), the mode that the tip of putting thing pivot (61) passes through the key-type connection installs supporter (62), supporter (62) all install butt joint frame (63) for the front and back both sides lower extreme of triangle-shaped structure and supporter (62), install jointly between butt joint frame (63) that evenly set up and put thing frame (64).
3. The special lifting device for electromechanical installation of claim 2, wherein: butt joint frame (63) middle part all be provided with rectangular hole, the lower extreme of supporter (62) and the rectangular hole fixed connection in butt joint frame (63) middle part put thing frame (64) and be located the below of supporter (62) and put the whole width value of thing frame (64) and be less than the interval between two lifter (57) of symmetry setting.
4. The special lifting device for electromechanical installation of claim 3, wherein: elastic bands (641) are mounted at the upper ends of the left side and the right side of the storage frame (64) and the upper ends of the front side and the rear side of the storage frame, and the elastic bands (641) in the left-right direction and the elastic bands (641) in the front-rear direction are mutually staggered.
5. The special lifting device for electromechanical installation of claim 2, wherein: the middle part of the storage rotating shaft (61) is provided with a damping disc (611) in a key connection mode, damping grooves (6111) are uniformly formed in the arc-shaped side wall of the damping disc (611), the upper end of the lifting rod (57) is fixedly provided with a Contraband type frame (571), the damping disc (611) is located on the inner side of the Contraband type frame (571), and two ends of the Contraband type frame (571) are provided with ball plungers (5711) which are in sliding contact with the damping grooves (6111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210983883.7A CN115043348B (en) | 2022-08-17 | 2022-08-17 | Special lifting device for electromechanical installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210983883.7A CN115043348B (en) | 2022-08-17 | 2022-08-17 | Special lifting device for electromechanical installation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115043348A CN115043348A (en) | 2022-09-13 |
| CN115043348B true CN115043348B (en) | 2022-11-11 |
Family
ID=83166851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210983883.7A Active CN115043348B (en) | 2022-08-17 | 2022-08-17 | Special lifting device for electromechanical installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115043348B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1509522A (en) * | 1975-03-18 | 1978-05-04 | Merrick J | Elevating devices |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1336874A (en) * | 1970-02-27 | 1973-11-14 | Harrison J M | Elevator |
| JPH0687397U (en) * | 1993-05-27 | 1994-12-22 | 新明和工業株式会社 | Boarding control device for aerial work vehicles |
| JPH11292482A (en) * | 1998-04-08 | 1999-10-26 | Hitachi Constr Mach Co Ltd | Vehicle for high lift work |
| JP2002104798A (en) * | 2000-09-25 | 2002-04-10 | Komatsu Ltd | Movable load detecting device for high lift work vehicle |
| US6405831B1 (en) * | 2000-11-28 | 2002-06-18 | Aluminum Ladder Company | Mobile lift unit |
| ITVR20030081A1 (en) * | 2003-06-23 | 2004-12-24 | Silvano Leoni | AERIAL PLATFORM APPLICABLE ON LIFTING AND / OR EQUIPMENT |
| US8602153B2 (en) * | 2007-08-06 | 2013-12-10 | Extendquip Llc | Extendable frame work vehicle |
| CN102707730B (en) * | 2012-04-05 | 2014-09-03 | 大连理工大学 | Hydraulic aerial cage operation platform trajectory control device |
| FR3067341B1 (en) * | 2017-06-12 | 2019-07-26 | Haulotte Group | AUTOMATICALLY PLACEMENT LIFT BOOM IN COMPACT TRANSPORT POSITION |
| CN210505380U (en) * | 2019-09-05 | 2020-05-12 | 威海永硕进出口有限公司 | Multistage linkage self-propelled high-altitude cargo lifting platform |
| CN111747354B (en) * | 2020-06-12 | 2021-07-06 | 中国长江电力股份有限公司 | Hydropower station large-gradient runner overhaul operation equipment and use method |
| CN111847299A (en) * | 2020-07-22 | 2020-10-30 | 马鞍山观点信息科技有限公司 | Outdoor building pipeline installation is with delivery equipment |
| CN114031018B (en) * | 2021-10-19 | 2023-05-05 | 青岛索尔汽车有限公司 | Upper mounting mechanism of overhead working truck and control method thereof |
| CN216946099U (en) * | 2022-03-01 | 2022-07-12 | 金铂睿动力科技(无锡)有限公司 | Aerial working platform control system |
| CN114614398B (en) * | 2022-05-11 | 2022-08-02 | 国网山东省电力公司东营供电公司 | Distribution lines switching lifting devices |
-
2022
- 2022-08-17 CN CN202210983883.7A patent/CN115043348B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1509522A (en) * | 1975-03-18 | 1978-05-04 | Merrick J | Elevating devices |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115043348A (en) | 2022-09-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108726391B (en) | Hoisting device and hoisting method for hydraulic engineering equipment | |
| CN108638102B (en) | Automobile tire grabbing device | |
| CN102654278B (en) | A kind of elevating lever and lighting device | |
| CN207956349U (en) | A kind of bicycle rim turnover rack | |
| CN113277432A (en) | Novel miniature crane with self-adjusting counterweight | |
| CN115043348B (en) | Special lifting device for electromechanical installation | |
| CN107499216A (en) | A kind of building board carrier | |
| CN107214495B (en) | A kind of street lamp bulb is more changed trains | |
| CN110803653B (en) | Large-scale compressor cylinder body casting molding back part taking machine | |
| CN205734935U (en) | A kind of casing conveying robot | |
| CN202079216U (en) | Lifting rotary table | |
| CN109531686B (en) | Punching machine for inner container of refrigerator is quickly remodeled system | |
| CN103302470B (en) | Split horizontal cylinder assembling machine | |
| CN205973442U (en) | Balanced handling frock | |
| CN103072127B (en) | A type frame rotating device with distributed motive power transmission mechanism | |
| CN205590209U (en) | Movable crane trolley | |
| CN209682016U (en) | A kind of telescoping mechanism of Mobile tool | |
| CN103746520B (en) | A kind of micro-machine assembly bench | |
| CN207618946U (en) | Lifting device, rotating device, lifting rotary system and intelligent storage robot | |
| CN204389400U (en) | A kind of chemical illumination immunity analysis instrument and reaction cup load store mechanism thereof | |
| CN214360115U (en) | Dedicated jacking equipment of electromechanical installation | |
| CN212445842U (en) | Support lifting device for ground cutting machine | |
| CN215249076U (en) | Corrosion-resistant crane for special site | |
| CN219771141U (en) | Blank wheel hub snatchs mechanism | |
| CN220502486U (en) | Anti-capsizing crane safety control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230804 Address after: Room 1108, Unit 1, Building 5, Xiaoxiang Mingcheng, No. 295, Section 2, Wanjiali Middle Road, Yuhua District, Changsha City, Hunan Province, 410007 Patentee after: Hunan Light Chemical Installation Engineering Co.,Ltd. Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. Effective date of registration: 20230804 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: 453003 No. 699, Pingyuan Road (East Section), Xinxiang City, Henan Province Patentee before: HENAN INSTITUTE OF TECHNOLOGY |