CN115028116B - Lifting platform with extensible lifting area - Google Patents
Lifting platform with extensible lifting area Download PDFInfo
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- CN115028116B CN115028116B CN202210766802.8A CN202210766802A CN115028116B CN 115028116 B CN115028116 B CN 115028116B CN 202210766802 A CN202210766802 A CN 202210766802A CN 115028116 B CN115028116 B CN 115028116B
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- lifting platform
- connecting seat
- lifting
- supporting
- shaped fixing
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- 230000005540 biological transmission Effects 0.000 claims description 35
- 230000007812 deficiency Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
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- 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
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
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- 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
- B66F13/00—Common constructional features or accessories
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- 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
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Seats For Vehicles (AREA)
- Transmission Devices (AREA)
Abstract
The invention relates to the technical field of lifting platforms, and discloses a lifting platform with an extensible lifting area, which solves the problems of limitation and deficiency in the use of the existing lifting platform and comprises a lifting platform connecting seat, wherein a U-shaped fixing seat is fixedly arranged at the top of the lifting platform connecting seat, a main bearing plate is arranged at the top of the U-shaped fixing seat, two reset connecting pieces are connected between two sides of the main bearing plate and two sides of the lifting platform connecting seat, extension bearing plates are arranged at two ends of the main bearing plate, a pair of L-shaped sliding plates are symmetrically and fixedly arranged at the bottoms of the extension bearing plates, the L-shaped sliding plates are arranged in the U-shaped fixing seat, and a supporting component is arranged between the bottoms of the pair of L-shaped sliding plates; the lifting platform has the function of expansion, can be used for carrying more cargoes according to the adjustment of the use requirement, and can improve the operating range of staff after the expansion of the lifting platform, so that the staff can load and unload the cargoes at the adjacent position of the lifting platform.
Description
Technical Field
The invention belongs to the technical field of lifting platforms, and particularly relates to a lifting platform with an extensible lifting area.
Background
The lifting platform is multifunctional lifting loading and unloading mechanical equipment, can vertically transport people or objects, and is widely applied to high-altitude operations and maintenance of factories, automatic warehouses, parking lots, wharfs, buildings, decorations, logistics, electric power, traffic, petroleum, hotels and the like; the lifting platform can be divided into a fixed type and a movable type, and a guide rail type and a crank arm type.
At present, the area of a workbench of a common lifting platform is fixed, so that the workbench cannot be adjusted according to the use requirement to load and transport more cargoes, meanwhile, the operation range of workers is limited by the fixed area of the workbench, the adjacent position of the lifting platform cannot be subjected to loading and unloading operation, and the workbench is required to be lowered and moved, therefore, the use of the existing lifting platform has limitations and defects, and the lifting platform with the extensible lifting area is required to be designed according to the current situation.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the lifting platform with the extensible lifting area, and the problems of limitation and deficiency in use of the existing lifting platform are effectively solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the lifting platform with the extensible lifting area comprises a lifting platform connecting seat, a U-shaped fixing seat is fixedly arranged at the top of the lifting platform connecting seat, a main bearing plate is arranged at the top of the U-shaped fixing seat, two reset connecting pieces are connected between two sides of the main bearing plate and two sides of the lifting platform connecting seat, extension bearing plates are arranged at two ends of the main bearing plate, a pair of L-shaped sliding plates are symmetrically and fixedly arranged at the bottoms of the extension bearing plates, the L-shaped sliding plates are arranged in the U-shaped fixing seat, a supporting component is arranged between the bottoms of the pair of L-shaped sliding plates, one side of the supporting component is arranged at the end part of the lifting platform connecting seat, a transmission component is arranged in the lifting platform connecting seat, two ends of the transmission component are respectively in transmission connection with the two supporting components, a double-output shaft motor is arranged at the bottom of the U-shaped fixing seat, a disc is arranged at the inner side of the U-shaped fixing seat, one output end of the double-output shaft motor penetrates through the U-shaped fixing seat and is fixedly connected with the bottom of the disc, a round block is arranged at the bottom of the transmission component, a round block is arranged at the bottom of the main bearing plate, a rotary face of the disc is arranged at the bottom of the disc, two end of the disc is connected with two extension bearing rods respectively, and two ends of the extension bearing rods are connected with one end of the round rod in rotation; the supporting component comprises a fixed plate and two supporting laths, wherein the fixed plate is fixedly arranged at the bottom of a pair of L-shaped sliding plates, the two supporting laths are rotationally connected at two ends of the fixed plate, the surfaces of the two supporting laths are respectively provided with a sleeve box, one side of each sleeve box is provided with a first bearing, the middle part of each first bearing is fixedly provided with a connecting pin, and one end of each connecting pin is fixedly connected with a lifting platform connecting seat, so that connection can be effectively carried out.
Preferably, a long notch is formed in one side of the supporting plate strip, a fixed rack is arranged in the long notch, and the supporting plate strip is movably inserted into the sleeve box.
Preferably, two opposite sides of the sleeve boxes are provided with two bearings, a first rotating rod is fixedly arranged between the middle parts of the two bearings, two ends of the first rotating rod are extended to the inside of the two sleeve boxes and provided with a first gear, the first gear is meshed with a fixed rack, and a transmission pinion is fixedly arranged in the middle of the first rotating rod, so that the support assembly can be effectively adjusted, and the support assembly can effectively support the L-shaped sliding plate and the expansion bearing plate.
Preferably, the two ends of the lifting platform connecting seat are rotatably provided with a second rotating rod, the middle part of the second rotating rod is fixedly provided with a worm wheel and a transmission large gear, and the transmission large gear is meshed with the transmission small gear, so that the lifting platform connecting seat can be effectively transmitted.
Preferably, the transmission assembly comprises a rotating shaft and two mounting plates, the two mounting plates are fixedly arranged at two ends of the lifting platform connecting seat, the rotating shaft is rotatably arranged between the two mounting plates, worm sections are arranged at two ends of the rotating shaft, and the worm sections are engaged with the worm wheels.
Preferably, a first bevel gear is fixedly arranged in the middle of the rotating shaft, a second bevel gear is fixedly arranged at the other output end of the double-output shaft motor, and the second bevel gear is meshed with the first bevel gear, so that effective power can be provided.
Preferably, the concave circular groove has been seted up at the top of disc, and the circle piece is pegged graft in the inside of concave circular groove, and two V-arrangement grooves have been seted up at the top of disc, and two ejector pins are installed to the bottom fixed mounting of main loading board, and the ball is installed to the bottom of two ejector pins, and ejector pin and ball are located the inside in V-arrangement groove to can effectually carry out the top to main loading board and move upward and adjust.
Preferably, the reset connecting piece comprises a vertical block and an inserting block, wherein the vertical block and the inserting block are respectively and fixedly arranged on the side edges of the lifting platform connecting seat and the main bearing plate, a vertical groove is formed in one side of the vertical block, the inserting block is slidably clamped in the vertical groove, and a spring is connected between the bottom of the vertical groove and the end part of the inserting block, so that the main bearing plate can be effectively adjusted in an upward moving mode.
Preferably, the sliding grooves are formed in two ends of two sides of the inner portion of the U-shaped fixing seat, and the L-shaped sliding plate is in sliding clamping connection with the inner portion of the sliding grooves, so that the expansion bearing plate can be stably and effectively moved and adjusted.
Compared with the prior art, the invention has the beneficial effects that:
(1) In operation, through being provided with the lifting platform connecting seat, the U-shaped fixing seat, the main bearing plate, the reset connecting piece, the extension bearing plate, the L-shaped sliding plate, the supporting component, the transmission component, the double-output-shaft motor, the disc and the round block, the lifting platform has an extended function, can be adjusted according to the use requirement to load and transport more cargoes, and meanwhile, the operating range of staff can be increased after the lifting platform is extended, so that the staff can load and unload the cargoes at the adjacent position of the lifting platform, thereby effectively improving the use performance of the lifting platform and enabling the lifting platform to be more convenient and faster in the use process; meanwhile, the expansion adjustment operation of the lifting platform is simple, convenient, stable and reliable; therefore, the lifting platform with the extensible lifting area can meet the use requirements of people.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;
FIG. 4 is a schematic cross-sectional view of FIG. 2 in accordance with the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4B according to the present invention;
FIG. 6 is a schematic view of the structure of the kit of the present invention;
FIG. 7 is a schematic cross-sectional view of FIG. 6 in accordance with the present invention;
FIG. 8 is a schematic cross-sectional view of a U-shaped holder of the present invention;
FIG. 9 is a schematic top view of the disk of the present invention;
FIG. 10 is a schematic side sectional view of a reset connection of the present invention;
in the figure: 1. a lifting platform connecting seat; 2. u-shaped fixing seat; 3. a main bearing plate; 4. resetting the connecting piece; 401. a vertical block; 402. inserting blocks; 403. a vertical groove; 404. a spring; 5. expanding the bearing plate; 6. an L-shaped sliding plate; 7. a support assembly; 701. a fixing plate; 702. a support slat; 703. a sleeve; 704. a first bearing; 705. a connecting pin; 707. a long notch; 708. a fixed rack; 8. a transmission assembly; 801. a rotating shaft; 802. a mounting plate; 803. a worm section; 804. a first bevel gear; 9. a double-output shaft motor; 901. a second bevel gear; 10. a disc; 1001. connecting a bent rod; 1002. a concave circular groove; 1003. a V-shaped groove; 1004. a push rod; 11. round blocks; 12. a second bearing; 13. rotating the first rod; 14. a first gear; 15. a drive pinion; 16. a second rotating rod; 17. a worm wheel; 18. a transmission gearwheel; 19. and a sliding groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The first embodiment is given by fig. 1 to 10, the invention comprises a lifting platform connecting seat 1, a U-shaped fixing seat 2 is fixedly arranged at the top of the lifting platform connecting seat 1, a main bearing plate 3 is arranged at the top of the U-shaped fixing seat 2, two reset connecting pieces 4 are respectively connected between two sides of the main bearing plate 3 and two sides of the lifting platform connecting seat 1, two ends of the main bearing plate 3 are respectively provided with an expansion bearing plate 5, a pair of L-shaped sliding plates 6 are symmetrically and fixedly arranged at the bottom of the expansion bearing plate 5, the L-shaped sliding plates 6 are respectively arranged in the U-shaped fixing seat 2, a supporting component 7 is arranged between the bottoms of the pair of L-shaped sliding plates 6, one side of the supporting component 7 is arranged at the end of the lifting platform connecting seat 1, a transmission component 8 is arranged in the lifting platform connecting seat 1, two ends of the transmission component 8 are respectively in transmission connection with the two supporting components 7, a disc 10 is arranged at the inner side of the two sides of the double-output shaft motor 9,U of the U-shaped fixing seat 2, one output end of the double-output shaft motor 9 penetrates through the U-shaped fixing seat 2 and is fixedly connected with the bottom of the disc 10, a round rod 1001 is respectively connected with the two transmission blocks 10, two transmission blocks 11 are respectively arranged at the bottoms of the two ends of the transmission components 1001, and a round rod 11 is rotatably connected with the two ends of the transmission component 11 are respectively arranged at the two ends of the disc 10, 1001, and a round rod is rotatably connected with the round rod 11; the two ends of the two sides of the inner part of the U-shaped fixing seat 2 are provided with the sliding grooves 19, and the L-shaped sliding plates 6 are in sliding clamping connection with the inner parts of the sliding grooves 19, so that the expansion bearing plates 5 can stably and effectively carry out movement adjustment, and the movement of the expansion bearing plates 5 can enable the L-shaped sliding plates 6 to carry out sliding movement in the inner parts of the sliding grooves 19 so as to ensure the adjustment stability of the expansion bearing plates 5;
the supporting assembly 7 comprises a fixed plate 701 and two supporting laths 702, wherein the fixed plate 701 is fixedly arranged at the bottom of a pair of L-shaped sliding plates 6, the two supporting laths 702 are rotatably connected at two ends of the fixed plate 701, a sleeve box 703 is arranged on the surface of each supporting lath 702, a first bearing 704 is arranged on one side of each sleeve box 703, a connecting pin 705 is fixedly arranged in the middle of each first bearing 704, and one end of each connecting pin 705 is fixedly connected with the lifting platform connecting seat 1, so that effective connection can be realized; a long notch 707 is formed in one side of the supporting lath 702, a fixed rack 708 is arranged in the long notch 707, and the supporting lath 702 is movably inserted into the sleeve 703; the bearing two 12 is arranged on the other side of the two opposite sleeve boxes 703, the rotating rod one 13 is fixedly arranged between the middle parts of the two bearing two 12, the two ends of the rotating rod one 13 extend to the inside of the two sleeve boxes 703 and are provided with the gear one 14, the gear one 14 is meshed with the fixed rack 708, and the middle part of the rotating rod one 13 is fixedly provided with the transmission pinion 15, so that the supporting component 7 can be effectively adjusted, and the supporting component 7 can effectively support the L-shaped sliding plate 6 and the expansion bearing plate 5;
as shown in the drawing, the lifting platform is in an unfolding state, and meanwhile, the L-shaped sliding plate 6 and the expansion bearing plate 5 can be stably and effectively supported through the fixed plate 701 and the two supporting strips 702, so that the stability of loading goods on the expansion bearing plate 5 is ensured, the first gear 14 is in meshed connection with the fixed rack 708, and when the first gear 14 does not rotate, the supporting strips 702 can be stably supported;
when the two expansion bearing plates 5 need to be contracted and regulated, the two expansion bearing plates 5 are contained to the bottom of the main bearing plate 3 and are positioned in the U-shaped fixing seat 2; by rotating the first rotating rod 13, the rotation of the first rotating rod 13 drives the two first gears 14 to rotate, and the first gears 14 are meshed with the fixed racks 708, so that the rotation of the first gears 14 can drive the supporting strips 702 to move through the fixed racks 708, and the supporting strips 702 move to penetrate through the sleeve 703 and are inserted into the lifting platform connecting seat 1;
the movement of the supporting strip 702 drives the fixed plate 701 and the pair of L-shaped sliding plates 6 to move, and the movement of the pair of L-shaped sliding plates 6 drives the expansion bearing plate 5 to move and be accommodated in the U-shaped fixed seat 2; the movement of the extension bearing plate 5 drives the support plate 702 to rotate, the rotation of the support plate 702 drives the sleeve 703 to rotate, and the rotation of the sleeve 703 rotates around the first rotating rod 13 through the second bearing 12, so that the support assembly 7 can be effectively adjusted.
In the second embodiment, on the basis of the first embodiment, two ends of the lifting platform connecting seat 1 are rotatably provided with a second rotating rod 16, the middle part of the second rotating rod 16 is fixedly provided with a worm wheel 17 and a transmission large gear 18, and the transmission large gear 18 is meshed with the transmission small gear 15, so that transmission can be effectively performed; the transmission assembly 8 comprises a rotating shaft 801 and two mounting plates 802, the two mounting plates 802 are fixedly arranged at two ends of the lifting platform connecting seat 1, the rotating shaft 801 is rotatably arranged between the two mounting plates 802, worm sections 803 are arranged at two ends of the rotating shaft 801, and the worm sections 803 are in meshed connection with the worm wheel 17; a first bevel gear 804 is fixedly arranged in the middle of the rotating shaft 801, a second bevel gear 901 is fixedly arranged at the other output end of the double-output-shaft motor 9, and the second bevel gear 901 is in meshed connection with the first bevel gear 804, so that effective power can be provided;
during adjustment, the double-output-shaft motor 9 is started, the double-output-shaft motor 9 drives the second bevel gear 901 to rotate and drive the first bevel gear 804 to rotate, the rotation of the first bevel gear 804 drives the rotation shaft 801 to rotate, the rotation of the rotation shaft 801 drives the two worm sections 803 to rotate, the rotation of the worm section 803 drives the worm wheel 17 to rotate, the rotation of the worm wheel 17 drives the rotation rod II 16 and the transmission large gear 18 to rotate, the rotation of the transmission large gear 18 drives the transmission small gear 15 to accelerate and drive the rotation, and the rotation of the transmission small gear 15 drives the rotation rod I13 to rotate and adjust.
In the third embodiment, on the basis of the first embodiment, a concave groove 1002 is formed in the top of the disc 10, the round block 11 is inserted into the concave groove 1002, two V-shaped grooves 1003 are formed in the top of the disc 10, two ejector rods 1004 are fixedly mounted at the bottom of the main bearing plate 3, balls are mounted at the bottoms of the two ejector rods 1004, and the ejector rods 1004 and the balls are located in the V-shaped grooves 1003, so that the main bearing plate 3 can be effectively ejected to perform upward movement adjustment; the reset connecting pieces 4 comprise vertical blocks 401 and inserting blocks 402, the vertical blocks 401 and the inserting blocks 402 are respectively and fixedly arranged on the side edges of the lifting platform connecting seat 1 and the main bearing plate 3, a vertical groove 403 is formed in one side of each vertical block 401, the inserting blocks 402 are slidably clamped in the vertical groove 403, and springs 404 are connected between the bottoms of the vertical grooves 403 and the end parts of the inserting blocks 402, so that the main bearing plate 3 can be effectively adjusted in an upward moving mode;
when the two expansion bearing plates 5 need to be contracted and regulated, the two expansion bearing plates 5 are contained to the bottom of the main bearing plate 3 and are positioned in the U-shaped fixing seat 2; by starting the double-output-shaft motor 9, the double-output-shaft motor 9 drives the disc 10 to rotate, the rotation of the disc 10 drives the V-shaped groove 1003 to rotate so that the ejector rod 1004 and the ball move out of the V-shaped groove 1003, the ejector rod 1004 and the ball move to the top of the disc 10 to move the main bearing plate 3 upwards, the upward movement of the main bearing plate 3 drives the vertical block 401 to move upwards, and the upward movement of the vertical block 401 compresses the spring 404 through the insert block 402;
the rotation of the disc 10 drives the two connecting curved rods 1001 to rotate, and the movement of the two connecting curved rods 1001 pushes the extension bearing plate 5 to move first, and then pulls the extension bearing plate 5 to move, so that the two extension bearing plates 5 move relatively to move into and move into the U-shaped fixing seat 2 and are located at the bottom of the main bearing plate 3, as shown in fig. 9, the two connecting curved rods 1001 are in a contracted state.
The lifting platform has the function of expansion, can be used for carrying more cargoes according to the use requirement, and can improve the operating range of staff after being expanded, so that the staff can load and unload the operation at the adjacent position of the lifting platform, thereby effectively improving the use performance of the lifting platform and ensuring that the lifting platform is more convenient and faster in the use process; meanwhile, the expansion adjustment operation of the lifting platform is simple, convenient, stable and reliable; therefore, the lifting platform with the extensible lifting area can meet the use requirements of people.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. Lifting platform with extensible lifting area comprises a lifting platform connecting seat (1), and is characterized in that: the utility model discloses a lifting platform connecting seat, the top fixed mounting of lifting platform connecting seat (1) has U-shaped fixing base (2), the top of U-shaped fixing base (2) is equipped with main loading board (3), all be connected with two reset connection piece (4) between the both sides of main loading board (3) and lifting platform connecting seat (1), the both ends of main loading board (3) all are equipped with extension loading board (5), the bottom equal symmetry fixed mounting of extension loading board (5) has a pair of L shape sliding plate (6), the inside at U-shaped fixing base (2) is all installed to L shape sliding plate (6), install supporting component (7) between the bottom of a pair of L shape sliding plate (6), one side of supporting component (7) is installed at the tip of lifting platform connecting seat (1), and the internally mounted of lifting platform connecting seat (1) has drive assembly (8), the both ends of drive assembly (8) are connected with two drive assembly (7) transmission respectively, double output shaft motor (9) are installed to the bottom of U-shaped fixing base (2), motor disc (10) are installed to the inboard of double output shaft (9) and are connected with the bottom of two output shaft (3) and are connected with drive assembly (11), the round block (11) is arranged at the top of the disc (10), two connecting curved rods (1001) are rotatably arranged on the circumferential surface of the disc (10), and one ends of the two connecting curved rods (1001) are respectively rotatably connected with the bottoms of the two expansion bearing plates (5);
the supporting assembly (7) comprises a fixed plate (701) and two supporting laths (702), wherein the fixed plate (701) is fixedly arranged at the bottom of the pair of L-shaped sliding plates (6), the two supporting laths (702) are rotatably connected to two ends of the fixed plate (701), sleeve boxes (703) are respectively arranged on the surfaces of the two supporting laths (702), a first bearing (704) is respectively arranged on one side of each sleeve box (703), a connecting pin (705) is respectively fixedly arranged in the middle of each first bearing (704), and one end of each connecting pin (705) is fixedly connected with the lifting platform connecting seat (1);
a long notch (707) is formed in one side of each supporting lath (702), a fixed rack (708) is arranged in each long notch (707), each supporting lath (702) is movably inserted into each sleeve (703), a second bearing (12) is arranged on the other side of each two opposite sleeves (703), a first rotating rod (13) is fixedly arranged between the middle parts of the two second bearings (12), two ends of the first rotating rod (13) extend to the inner parts of the two sleeves (703) and are provided with a first gear (14), the first gear (14) is in meshed connection with the fixed rack (708), a transmission pinion (15) is fixedly arranged in the middle part of the first rotating rod (13), two ends of each lifting platform connecting seat (1) are rotatably provided with a second rotating rod (16), a worm wheel (17) and a transmission large gear (18) are fixedly arranged in the middle part of each rotating rod (16), and the transmission large gear (18) is in meshed connection with the transmission pinion (15);
the transmission assembly (8) comprises a rotating shaft (801) and two mounting plates (802), the two mounting plates (802) are fixedly mounted at two ends of the lifting platform connecting seat (1), the rotating shaft (801) is rotatably mounted between the two mounting plates (802), worm sections (803) are arranged at two ends of the rotating shaft (801), the worm sections (803) are meshed with the worm wheel (17), a first bevel gear (804) is fixedly mounted in the middle of the rotating shaft (801), a second bevel gear (901) is fixedly mounted at the other output end of the double-output shaft motor (9), and the second bevel gear (901) is meshed with the first bevel gear (804).
2. The extendable lift platform of claim 1, wherein: concave circular groove (1002) has been seted up at the top of disc (10), and round piece (11) peg graft in the inside of concave circular groove (1002), and two V-arrangement grooves (1003) have been seted up at the top of disc (10), and two ejector pins (1004) are installed to the bottom fixed mounting of main loading board (3), and the ball is installed to the bottom of two ejector pins (1004), and ejector pin (1004) and ball are located the inside of V-arrangement groove (1003).
3. The extendable lift platform of claim 2, wherein: reset connecting piece (4) all includes perpendicular piece (401) and inserted block (402), erects piece (401) and inserted block (402) fixed mounting respectively in lift platform connecting seat (1) and main loading board (3) side, erects one side of piece (401) and has seted up perpendicular groove (403), and inserted block (402) slip joint is in the inside of erecting groove (403), and is connected with spring (404) between the bottom of erecting groove (403) and the tip of inserted block (402).
4. The extendable lift platform of claim 1, wherein: sliding grooves (19) are formed in two ends of two sides of the inner portion of the U-shaped fixing seat (2), and the L-shaped sliding plate (6) is in sliding clamping connection with the inner portion of the sliding grooves (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210766802.8A CN115028116B (en) | 2022-07-01 | 2022-07-01 | Lifting platform with extensible lifting area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210766802.8A CN115028116B (en) | 2022-07-01 | 2022-07-01 | Lifting platform with extensible lifting area |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115028116A CN115028116A (en) | 2022-09-09 |
| CN115028116B true CN115028116B (en) | 2024-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210766802.8A Active CN115028116B (en) | 2022-07-01 | 2022-07-01 | Lifting platform with extensible lifting area |
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| Country | Link |
|---|---|
| CN (1) | CN115028116B (en) |
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| CN212450476U (en) * | 2020-05-19 | 2021-02-02 | 万安天天飞电子商务有限公司 | Electricity commercial commodity circulation goes up platform that falls |
| CN214016533U (en) * | 2020-10-27 | 2021-08-24 | 青岛鑫贝禾家具有限公司 | Adjustable anti-collision tea table |
| WO2022094989A1 (en) * | 2020-11-07 | 2022-05-12 | 唐山圣因海洋科技有限公司 | Lifting/lowering test platform and method for marine instruments and devices |
-
2022
- 2022-07-01 CN CN202210766802.8A patent/CN115028116B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4400994A1 (en) * | 1994-01-14 | 1995-07-27 | Moebelwerk Ilse Gmbh & Co Kg | Pull=out table with esp. round or elliptical basic shape |
| CN205390784U (en) * | 2015-12-11 | 2016-07-27 | 宗继龙 | Rotatable tensile table platform |
| CN210480744U (en) * | 2019-08-08 | 2020-05-08 | 苏州博康物流机械有限公司 | Electric fixed lifting platform |
| CN212450476U (en) * | 2020-05-19 | 2021-02-02 | 万安天天飞电子商务有限公司 | Electricity commercial commodity circulation goes up platform that falls |
| CN214016533U (en) * | 2020-10-27 | 2021-08-24 | 青岛鑫贝禾家具有限公司 | Adjustable anti-collision tea table |
| WO2022094989A1 (en) * | 2020-11-07 | 2022-05-12 | 唐山圣因海洋科技有限公司 | Lifting/lowering test platform and method for marine instruments and devices |
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| CN115028116A (en) | 2022-09-09 |
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