CN113911952B - Lifting device for mobile platform vehicle - Google Patents
Lifting device for mobile platform vehicle Download PDFInfo
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- CN113911952B CN113911952B CN202111267755.4A CN202111267755A CN113911952B CN 113911952 B CN113911952 B CN 113911952B CN 202111267755 A CN202111267755 A CN 202111267755A CN 113911952 B CN113911952 B CN 113911952B
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- 230000000712 assembly Effects 0.000 claims abstract description 29
- 238000000429 assembly Methods 0.000 claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims description 66
- 239000010959 steel Substances 0.000 claims description 66
- 238000004804 winding Methods 0.000 claims description 52
- 230000005540 biological transmission Effects 0.000 claims description 33
- 239000003638 chemical reducing agent Substances 0.000 claims description 20
- 230000003028 elevating effect Effects 0.000 claims 2
- 230000001360 synchronised effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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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
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
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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
- B66F7/22—Lifting frames, e.g. for lifting vehicles; Platform lifts with tiltable platforms
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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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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
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- Types And Forms Of Lifts (AREA)
Abstract
The invention relates to a lifting device of a mobile platform truck, which comprises two supporting frame assemblies symmetrically arranged on two sides of the truck body, wherein each supporting frame assembly comprises a supporting column and a supporting beam, the two supporting columns are vertically and fixedly arranged on a flat plate of the truck body, the supporting beams are arranged between the tops of the two supporting columns, a duplex lifting pulley block is arranged between the two supporting frame assemblies and used for lifting and synchronously and dynamically supporting a lifting platform, a duplex double-rotation-direction winch is arranged on the flat plate of the truck body between the two supporting frame assemblies, the duplex double-rotation-direction winch is connected with the duplex lifting pulley block through a flexible rope, and the duplex double-rotation-direction winch provides a power source for the lifting device. According to the invention, the combination scheme of the duplex lifting pulley block and the duplex double-rotation winch arranged on the vehicle body is adopted to jointly reduce the flexible cable pulling force and improve the braking effect.
Description
Technical Field
The invention relates to the technical field of mobile station vehicles, in particular to a lifting device of a mobile station vehicle.
Background
The existing lifting device for the mobile station trolley usually adopts a lifting mechanism with a fixed pulley block and steel wire ropes to carry out lifting operation of a loading platform, but the loading platform of the mobile station trolley is long in length and heavy in weight, and the following technical defects exist when the fixed pulley block is driven by a lifting motor, a speed reducer and a transmission device and the steel wire ropes fixed on two sides of the loading platform are directly pulled to carry out lifting operation: on one hand, the steel wire rope is subjected to large tensile force, so that the rope is easy to deform or even break; on the other hand, the heavy weight of the loading platform tends to cause poor braking effect of the lifting motor and the speed reducer when the loading platform is lifted or lowered.
Disclosure of Invention
The invention provides a lifting device for a mobile station trolley, which aims to solve the technical problems that a lifting steel wire rope bears large tension and a lifting motor and a speed reducer have poor braking effect when a loading platform is lifted or falls down in the prior art.
The vehicle body is a platform for loading the lifting platform and the lifting device in the mobile platform vehicle, and comprises a flat plate and wheels, wherein the flat plate is used for loading the lifting platform and the lifting device, and the wheels are symmetrically arranged on two sides of the bottom of the flat plate.
The invention realizes the reduction of the flexible cable pulling force and the improvement of the braking effect of the duplex double-rotation-direction winch through the technical scheme that the duplex lifting pulley blocks are symmetrically arranged on two sides of the vehicle body and the duplex double-rotation-direction winch on the vehicle body are combined.
Further, the duplex lifting pulley block comprises duplex lifting fixed pulley assemblies fixedly installed at the bottoms of the supporting beams of the two supporting frame assemblies, and duplex lifting movable pulley assemblies arranged below the two supporting beams, each duplex lifting fixed pulley assembly comprises a first steel rope pulley assembly and a second steel rope pulley assembly, two ends of each first steel rope pulley assembly are respectively connected with one end of the duplex double-rotation direction winch and one end of each duplex lifting movable pulley assembly through flexible ropes, and two ends of each second steel rope pulley assembly are respectively connected with the other end of each duplex lifting movable pulley assembly and a fixed flexible rope knot member on each duplex lifting movable pulley assembly through flexible ropes.
According to the invention, through the technical scheme that the double lifting fixed pulley assemblies and the double lifting movable pulley assemblies are symmetrically arranged on two sides of the vehicle body and are combined with the double rotating direction winch on the vehicle body, the soft rope pulling force is reduced, and the braking effect of a lifting motor and a speed reducer in the double rotating direction winch is improved. Specifically, the duplex lifting fixed pulley assembly and the duplex lifting movable pulley assembly are sequentially driven by the duplex double-rotation winch to synchronously rotate and dynamically support the lifting platform, the first steel rope pulley assembly changes the downward tension of the flexible rope into the upward tension of the lifting platform, and the duplex lifting movable pulley assembly and the second steel rope pulley assembly are combined, so that the tension born by the existing single-strand fixed steel wire rope is effectively reduced in the lifting movement process of the lifting platform.
The flexible cord may be any one of a wire rope, and a chain as desired.
Further, the first steel cable wheel component and the second steel cable wheel component are fixedly installed in parallel at the bottom of the supporting beam of the supporting frame component, the steel cable wheel component comprises a steel cable wheel, a bearing, a shaft sleeve, a shaft, a limiting plate and a support, the support comprises a base and a supporting seat, the bottom of the base is fixedly connected with the bottom of the supporting beam, the supporting seat is fixedly installed on the base, the supporting seat comprises two supporting plates which are arranged side by side, two supporting plates are respectively provided with shaft holes, the two shaft holes are collinear and are provided with the shaft, the shaft is sleeved with the steel cable wheel, bearing installation grooves are respectively formed in the centers of the two ends of the steel cable wheel, a bearing is installed in the bearing installation grooves, the shaft sleeve is installed between the outer side of an inner ring of the bearing and the inner side of the supporting plate, the outer circle of the shaft is provided with a limiting groove, the limiting plate is fixedly installed on the outer side of the supporting plate through a fastener, two ends of the steel cable wheel in the first steel cable wheel component are respectively connected with one ends of the two-way rope pulley component of the two-rope component, and the two-way elevator rope component are respectively connected with two ends of the two-rope pulley component.
The limiting plate is used for limiting rotation of the shaft.
Further, the double-linkage lifting movable pulley assembly comprises two lifting movable pulleys, two guide wheels and a lifting movable pulley shaft, wherein two ends of the lifting movable pulleys are respectively connected with a steel rope pulley in the first steel rope pulley assembly and a steel rope pulley in the second steel rope pulley assembly through flexible ropes, the two lifting movable pulleys are connected through the lifting movable pulley shaft, the two guide wheels are arranged on the lifting movable pulley shaft at the inner side of the lifting movable pulleys, and the two guide wheels are used for supporting sliding rails arranged at two ends of the bottom of the lifting platform and relatively slide between the two sliding rails along with lifting of the lifting platform.
According to the invention, the downward tension of the flexible rope is changed into the upward tension of the lifting platform through the first steel rope pulley assembly, and then the two lifting movable pulleys, the two guide wheels and the lifting movable pulley shafts in the duplex lifting movable pulley assembly and the combined structure of the two steel rope pulley assemblies are used for respectively connecting the two ends of the steel rope pulley in the second steel rope pulley assembly with one end of the lifting movable pulley and a fixed flexible rope knot member on the lifting movable pulley through the flexible rope, so that the sliding track of the lifting platform supported on the two guide wheels simultaneously slides relative to the two guide wheels along with the lifting movement of the lifting platform, and the two flexible ropes surrounding the two sides of the lifting movable pulleys always bear the upward tension, thereby effectively reducing the tension born by the existing single-strand fixed steel rope in the lifting movement process of the lifting platform.
Further, at least two lifting movable pulleys are arranged on any side of the double-linkage lifting movable pulley assembly.
The number of the lifting movable pulleys can be configured to be two or more according to actual needs, so that the flexible cable tension is further saved.
Further, the duplex double-rotation winding machine comprises a lifting motor, a speed reducer, a transmission device, a left-rotation winding drum and a right-rotation winding drum, wherein the lifting motor and the speed reducer are arranged on one side of the middle of the transmission device, the lifting motor is connected with the transmission device through the speed reducer, the transmission device is arranged on a flat plate of the vehicle body between two support frame components, the left-rotation winding drum and the right-rotation winding drum are respectively arranged at two ends of the transmission device, and one end of the first steel cable pulley component in the duplex lifting fixed pulley component is respectively connected with the left-rotation winding drum and the right-rotation winding drum of the duplex double-rotation winding machine through flexible cables.
According to the invention, the double-rotary windlass with the left-rotary winding drum and the right-rotary winding drum with opposite rotary directions is arranged, so that the lifting devices supporting the two sides of the lifting platform synchronously perform lifting operation.
Further, the transmission device comprises a belt seat bearing, a transmission shaft, a guide chain and a driven sprocket, wherein the driven sprocket is arranged in the middle of the transmission shaft, the left-handed winding drum and the right-handed winding drum are respectively arranged at two ends of the transmission shaft, the belt seat bearing is respectively arranged at two sides of the driven sprocket, the left-handed winding drum and the inner side of the right-handed winding drum, the belt seat bearing is fixedly connected with a vehicle body panel, and the driven sprocket is connected with a driving sprocket at the upper output end of the speed reducer through the guide chain.
The transmission device synchronously transmits the power after the speed reducer is decelerated to the flexible cable on the left-handed winding drum and the right-handed winding drum through the driving sprocket, the guide chain, the driven sprocket and the transmission shaft in sequence, and downward pulling force is formed.
Further, the left-handed winding drum and the right-handed winding drum are respectively provided with a flexible cable guide nest groove and a locking stop block, and the flexible cable is fixed on the left-handed winding drum and the right-handed winding drum through the locking stop blocks.
Further, a limiting device is arranged on the upper portion of the supporting column of the supporting frame assembly.
The limiting device can effectively prevent the lifting platform from being lifted too high.
Further, the outer sides of the two support columns are respectively provided with a support platform assembly, and the support platform assemblies are used for fixedly supporting the lifting platform positioned in the horizontal working position or the middle working position.
Drawings
Fig. 1 is a front view of a preferred embodiment of the present invention.
Fig. 2 is a left side view of a preferred embodiment of the present invention.
Fig. 3 is a schematic structural view of a double-linked lifting movable pulley assembly according to a preferred embodiment of the present invention.
Fig. 4 is a front view of a rope pulley assembly of a duplex lifting crown block assembly in accordance with a preferred embodiment of the present invention.
Fig. 5 is a right side cross-sectional view of a cable pulley assembly of a duplex lifting crown block assembly according to a preferred embodiment of the present invention.
Fig. 6 is a schematic structural view of a transmission device according to a preferred embodiment of the present invention.
Fig. 7 is a general structure and a schematic view of a working site according to a preferred embodiment of the present invention.
Reference numerals illustrate:
1, a duplex lifting fixed pulley assembly; 1.1 steel cable wheels; 1.2 bearings; 1.3 shaft sleeve; 1.4 axes; 1.5 limiting plates; 1.6 support; 2 supporting a frame assembly; 2.1 support columns; 2.2 supporting beams; 3, double-linkage lifting movable pulley assemblies; 3.1 lifting the movable pulley; 3.2 guiding wheels; 3.3 lifting the pulley shaft; 4, flexible ropes; 5, lifting the motor; 6 a transmission device; 6.1 bearing with seat; 6.2 a transmission shaft; 6.3 driven sprocket; 7, a left-hand winding drum; 8, right-handed winding drums; 9 locking a stop block; 10 a limiting device; a vehicle body 11; 12 supporting a platform assembly; 13 lifting the platform; 13.1 sliding track; 14 horizontal working position; 15 middle working positions; 16 lifting device.
Description of the embodiments
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the description of the present invention, it should be noted that terms such as "upper", "lower", "front", "rear", and the like in the embodiments indicate directional terms, and are merely used for simplifying the description based on the positional relationship of the drawings in the specification, and do not represent that the elements and devices and the like referred to must be operated according to the specific orientations and the operations and methods, configurations defined in the specification, and such directional terms do not constitute limitations of the present invention.
In order to solve the technical problems that the lifting steel wire rope bears large tension and the braking effect of a lifting motor and a speed reducer is poor when a loading platform is lifted or falls, the invention provides a lifting device for a mobile station trolley, which comprises two support frame assemblies 2 symmetrically arranged on two sides of a trolley body 11, as shown in figures 1, 2, 6 and 7, wherein the support frame assemblies 2 comprise support columns 2.1 and support beams 2.2, the two support columns 2.1 are vertically and fixedly arranged on a flat plate of the trolley body 11, the support beams 2.2 are arranged between the tops of the two support columns 2.1, a duplex lifting pulley block is arranged between the two support frame assemblies 2 and is used for lifting and synchronously and dynamically supporting a lifting platform 13, a duplex double-rotating winch is arranged on the flat plate of the trolley body 11 between the two support frame assemblies 2 and is connected with the duplex lifting pulley block through a flexible rope 4, and the duplex double-rotating winch provides power for the lifting device 16.
The car body 11 is a platform for loading the lifting platform 13 and the lifting device 16 in the mobile platform car, and comprises wheels and a flat plate, wherein the flat plate is used for loading the lifting platform 13 and the lifting device 16, and wheels are symmetrically arranged on two sides of the bottom of the flat plate.
The invention realizes the reduction of the tension of the flexible rope 4 and the improvement of the braking effect through the technical proposal that the double lifting pulley blocks are symmetrically arranged on the two sides of the vehicle body 11 and the double rotating direction windlass on the vehicle body 11 are combined together.
Specifically, the duplex lifting pulley block comprises a duplex lifting fixed pulley assembly 1 fixedly installed at the bottom of a supporting beam 2.2 of a supporting frame assembly 2 and a duplex lifting movable pulley assembly 3 arranged below the supporting beam 2.2, the duplex lifting fixed pulley assembly 1 comprises a first steel rope pulley assembly and a second steel rope pulley assembly, two ends of the first steel rope pulley assembly are respectively connected with one end of a duplex double-rotation winch and one end of the duplex lifting movable pulley assembly 3 through flexible ropes 4, and two ends of the second steel rope pulley assembly are respectively connected with the other end of the duplex lifting movable pulley assembly 3 and a fixed flexible rope knot component on the duplex lifting movable pulley assembly 3 through flexible ropes 4.
The invention realizes the reduction of the flexible cable pulling force and the improvement of the braking effect through the technical proposal that the double lifting fixed pulley component 1 and the double lifting movable pulley component 3 which are symmetrically arranged on the two sides of the vehicle body 11 and the double rotating direction windlass on the vehicle body 11 are combined together. Specifically, in the process of sequentially driving the duplex lifting fixed pulley assembly 1 and the duplex lifting movable pulley assembly 3 to synchronously rotate and dynamically support the lifting platform 13 through the duplex double-rotation-direction winch, the downward tension of the flexible rope 4 is changed into the upward tension of the lifting platform 13 through the first steel rope pulley assembly, and the combined structure of the duplex lifting movable pulley assembly 3 and the second steel rope pulley assembly is adopted, so that the tension born by the existing single-strand fixed steel wire rope is effectively reduced in the lifting movement process of the lifting platform 13.
Specifically, as shown in fig. 1, 2, 4 and 5, the first steel rope wheel assembly and the second steel rope wheel assembly are fixedly installed in parallel at the bottom of the supporting beam 2.2 of the supporting frame assembly 2, the steel rope wheel assembly comprises a steel rope wheel 1.1, a bearing 1.2, a shaft sleeve 1.3, a shaft 1.4, a limiting plate 1.5 and a support 1.6, the support 1.6 comprises a base and a supporting seat, the bottom surface of the base is fixedly connected with the bottom of the supporting beam 2.2, the supporting seat is fixedly installed on the base, the supporting seat comprises two supporting plates which are arranged side by side, shaft holes are formed in the supporting plates, the two shaft holes are collinear and are provided with the shaft 1.4, bearing installation grooves are formed in the centers of the two ends of the steel rope wheel 1.1, the bearing installation grooves are internally provided with the bearing 1.2, the shaft sleeve 1.3 is arranged between the inner side of the bearing 1.2 and the inner side of the supporting plate, the supporting plate is fixedly connected with the two end of the two pulley assemblies through the two pulley assemblies, the two pulley assemblies are fixedly connected with one end of the two pulley assemblies 1.5, and the two pulley assemblies are fixedly connected with one end of the two pulley assemblies through the two pulley assemblies 1.5, and the two pulley assemblies are fixedly connected with one end of the two pulley assemblies 1.5 respectively.
The limiting plate 1.5 is used to limit the rotation of the shaft 1.4.
Specifically, as shown in fig. 1-3, the double-linked lifting movable pulley assembly 3 includes two lifting movable pulleys 3.1, two guide wheels 3.2 and a lifting movable pulley shaft 3.3, two ends of the lifting movable pulley 3.1 are respectively connected with a steel rope wheel 1.1 in the first steel rope pulley assembly and a steel rope wheel 1.1 in the second steel rope pulley assembly through the flexible rope 4, the two lifting movable pulleys 3.1 are connected through the lifting movable pulley shaft 3.3, two guide wheels 3.2 are installed on the lifting movable pulley shaft 3.3 inside the two lifting movable pulleys 3.1, and the two guide wheels 3.2 are used for supporting sliding rails 13.1 installed at two ends of the bottom of the lifting platform 13 and relatively slide between the two sliding rails 13.1 along with lifting of the lifting platform 13.
According to the invention, the downward tension of the flexible rope 4 is changed into the upward tension of the lifting platform 13 through the first steel rope pulley assembly, and then the two lifting movable pulleys 3.1, the two guide wheels 3.2 and the lifting movable pulley shafts 3.3 in the double-linked lifting movable pulley assembly 3 and the combined structure of the two steel rope pulley assemblies are adopted, so that the two ends of the steel rope pulley 1.1 in the second steel rope pulley assembly are respectively connected with one end of the lifting movable pulley 3.1 and a fixed flexible rope knot member on the lifting movable pulley 3.1 through the flexible rope 4, the sliding track 13.1 of the lifting platform 13 supported on the two guide wheels 3.2 simultaneously slides relatively with the two guide wheels 3.2 along with the lifting movement of the lifting platform 13, and the two steel ropes 4 around the two sides of the lifting movable pulley 3.1 are always subjected to the upward tension, thereby the existing single-strand rope bearing tension is effectively reduced in the lifting movement process of the lifting platform 13, the single-strand rope bearing tension is effectively reduced, and the lifting and the double-rope lifting platform can be more effectively braked or stably and safely and rotatably lifted by the lifting platform 13.
Specifically, at least two lifting movable pulleys 3.1 are arranged on either side of the double-linked lifting movable pulley assembly 3. The number of the lifting movable pulleys 3.1 can be configured to be two or more according to actual needs so as to further save the tension of the flexible cable 4.
Specifically, as shown in fig. 1, 2 and 6, the duplex double-rotation winding machine comprises a lifting motor 5, a speed reducer, a transmission device 6, a left-rotation winding drum 7 and a right-rotation winding drum 8, wherein the lifting motor 5 and the speed reducer are arranged on one side of the middle part of the transmission device 6, the lifting motor 5 and the transmission device 6 are connected through the speed reducer, the transmission device 6 is arranged on a flat plate of a vehicle body 11 between two support frame assemblies 2, two ends of the transmission device are respectively provided with the left-rotation winding drum 7 and the right-rotation winding drum 8, and one end of a first steel cable pulley assembly in the duplex lifting fixed pulley assembly 1 is respectively connected with the left-rotation winding drum 7 and the right-rotation winding drum 8 of the duplex double-rotation winding machine through a flexible cable 4.
The lifting motor 5 is preferably a 2.2kW ac motor, and the speed reducer reduction ratio is preferably i=100.
The invention enables the lifting device 16 supporting the two sides of the lifting platform 13 to synchronously lift by arranging the duplex double-rotation windlass with the left-rotation winding drum 7 and the right-rotation winding drum 8 with opposite rotation directions.
Specifically, as shown in fig. 1, 2 and 6, the transmission device 6 includes a belt seat bearing 6.1, a transmission shaft 6.2, a guide chain and a driven sprocket 6.3, the driven sprocket 6.3 is installed in the middle of the transmission shaft 6.2, the left-handed winding drum 7 and the right-handed winding drum 8 are installed at two ends of the driven sprocket 6.3, the belt seat bearing 6.1 is installed at two sides of the driven sprocket 6.3 and at the inner sides of the left-handed winding drum 7 and the right-handed winding drum 8, the belt seat bearing 6.1 is fixedly connected with a plate of the vehicle body 11, and the driven sprocket 6.3 is connected with a driving sprocket at an output end on the speed reducer through the guide chain.
The transmission device 6 synchronously transmits the power after the speed reducer is decelerated to the position of the flexible cable 4 on the left-handed winding drum 7 and the right-handed winding drum 8 through the driving sprocket, the guide chain, the driven sprocket 6.3 and the transmission shaft 6.2 in sequence, and forms downward tension.
Specifically, as shown in fig. 6, the left-handed winding drum 7 and the right-handed winding drum 8 are respectively provided with a cable guide socket and are provided with a locking stop 9, and the cable 4 is fixed on the left-handed winding drum 7 and the right-handed winding drum 8 through the locking stop 9.
Specifically, as shown in fig. 2, a limiting device 10 is arranged at the upper part of the support column 2.1 of the support frame assembly 2.
The limiting device 10 can effectively prevent the lifting platform 13 from being lifted too high.
Specifically, as shown in fig. 1 and 7, the outer sides of the two support columns 2.1 are respectively provided with a support platform assembly 12, and the support platform assembly 12 is used for fixedly supporting the lifting platform 13 positioned at the horizontal working position 14 or the middle working position 15.
The horizontal working position 14 or the intermediate working position 15 at the front end of the lifting platform 13 is described below with reference to fig. 7: the lifting platform 13 is used for loading and unloading operation of a special double-layer car transport vehicle, and the two floors of the special transport vehicle are lifting double stations, wherein: the two floors are horizontally arranged and are horizontally positioned, and the two floors are horizontally lifted from the horizontal position to a certain height and are middle positions. Therefore, the two floors are different in height between the horizontal position and the middle position, so that the lifting platform 13 and the special transport vehicle can carry out loading and unloading operations on the two floors at the horizontal position or the middle position, and the lifting platform 13 is correspondingly provided with a horizontal working position 14 and a middle working position 15, wherein: the horizontal working position 14 corresponds to the horizontal position of the two floors of the special transport vehicle, and the middle working position 15 corresponds to the middle position of the two floors of the special transport vehicle.
Although the present invention is disclosed in the above technical solution, the present invention is not limited thereto. Various changes and modifications may be made to the above-described embodiments by one skilled in the art without departing from the spirit and scope of the invention, which is defined by the appended claims.
Claims (7)
1. The utility model provides a mobile platform car elevating gear, its characterized in that includes two braced frame components (2) of symmetrical arrangement in automobile body (11) both sides, braced frame component (2) are including support column (2.1) and supporting beam (2.2), two support column (2.1) vertical fixation install in on the dull and stereotyped of automobile body (11), be equipped with between the top of two support column (2.1) braced beam (2.2), be provided with duplex lifting pulley block between braced frame component (2), duplex lifting pulley block is used for lifting and drop platform (13) and synchronous dynamic support, be equipped with duplex bispin hoist on the dull and stereotyped of automobile body (11) between two braced frame component (2), duplex bispin hoist with duplex lifting pulley block is connected through flexible cable (4) between, duplex bispin hoist provides the power supply for supporting beam elevating gear (16), duplex lifting pulley block includes fixed mounting in two braced frame component (2) lifting and drop platform (2) under two fixed pulley component (2) and two pulley component (2) two pulley components (1) are located in duplex pulley component (2), the two ends of the first steel rope wheel assembly are respectively connected with one end of the duplex double-rotation hoisting machine and one end of the duplex lifting movable pulley assembly (3) through the flexible rope (4), the two ends of the second steel rope wheel assembly are respectively connected with the other end of the duplex lifting movable pulley assembly (3) and the bottom of the support beam (2.2) through the flexible rope (4), the first steel rope wheel assembly and the second steel rope wheel assembly are fixedly installed at the bottoms of the support beams (2.2) of the support frame assembly (2) in parallel, the steel rope wheel assembly comprises a steel rope wheel (1.1), a bearing (1.2), a shaft sleeve (1.3), a shaft (1.4), a limiting plate (1.5) and a support seat (1.6), the bottom surface of the support seat is fixedly connected with the bottoms of the support beams (2.2), the support seat is fixedly installed on the base seat, the support seat is provided with a supporting plate, the two support plates are arranged side by side and side, the two support plates are provided with a shaft hole (1.4) and a shaft groove (1.1.1) is formed in the shaft sleeve, the two shaft holes (1.4) are respectively arranged at the two ends of the shaft sleeve (1.1), the limiting groove is internally provided with a limiting plate (1.5), the limiting plate (1.5) is fixedly arranged on the outer side of the supporting plate through a fastening piece, two ends of a steel rope wheel (1.1) in the first steel rope wheel assembly are respectively connected with one end of the double-linkage double-rotation winch and one end of the double-linkage lifting movable pulley assembly (3) through a flexible rope (4), two ends of the steel rope wheel (1.1) in the second steel rope wheel assembly are respectively connected with the other end of the double-linkage lifting movable pulley assembly (3) and a fixed flexible rope knot component on the double-linkage lifting movable pulley assembly (3), the double-linkage lifting movable pulley assembly (3) comprises two lifting movable pulleys (3.1), two guide wheels (3.2) and a lifting movable pulley shaft (3.3), two ends of the lifting movable pulley (3.1) are respectively connected with one end of the double-linkage lifting movable pulley assembly (3), two ends of the steel rope wheel (1.1) in the first steel rope wheel assembly and two guide wheels (3.1) are respectively connected with two ends of the lifting movable pulley (3.1) through the flexible rope wheels (3), the two guide wheels (3.13) are arranged at two ends of the lifting movable pulley assembly (3.1) and are arranged between the two lifting movable pulley shafts (3.1), and relatively slides between the lifting platform (13) and the sliding rail (13.1).
2. The mobile station trolley lifting device according to claim 1, characterized in that at least two of the lifting movable pulleys (3.1) on either side of the double lifting movable pulley assembly (3) are arranged in number.
3. The mobile station trolley lifting device according to claim 1, wherein the duplex double-rotation winch comprises a lifting motor (5), a speed reducer, a transmission device (6), a left-rotation winding drum (7) and a right-rotation winding drum (8), the lifting motor (5) and the speed reducer are arranged on one side of the middle of the transmission device (6), the lifting motor (5) and the transmission device (6) are connected through the speed reducer, the transmission device (6) is arranged on a flat plate of the trolley body (11) between two support frame assemblies (2), two ends of the transmission device are respectively provided with the left-rotation winding drum (7) and the right-rotation winding drum (8), and one ends of the first steel rope pulley assemblies in the duplex double-rotation lifting fixed pulley assemblies (1) are respectively connected with the left-rotation winding drum (7) and the right-rotation winding drum (8) of the duplex double-rotation winch through flexible ropes (4).
4. A mobile station trolley lifting device according to claim 3, characterized in that the transmission device (6) comprises a seat bearing (6.1), a transmission shaft (6.2), a guide chain and a driven sprocket (6.3), the driven sprocket (6.3) is arranged in the middle of the transmission shaft (6.2), the left-handed winding drum (7) and the right-handed winding drum (8) are respectively arranged at two ends of the driven sprocket (6.3), the seat bearing (6.1) is arranged at two sides of the driven sprocket (6.3) and at the inner sides of the left-handed winding drum (7) and the right-handed winding drum (8), the seat bearing (6.1) is fixedly connected with a flat plate of the vehicle body (11), and the driven sprocket (6.3) is connected with a driving sprocket at the upper output end of the speed reducer through the guide chain.
5. A mobile station trolley lifting device according to claim 3, characterized in that a cable guide socket is provided on both the left-hand spool (7) and the right-hand spool (8) and a locking stop (9) is provided, and the cable (4) is fixed to the left-hand spool (7) and the right-hand spool (8) by means of the locking stop (9).
6. Mobile station trolley lifting device according to claim 1, characterized in that the upper part of the support column (2.1) of the support frame assembly (2) is provided with a stop device (10).
7. The mobile station trolley lifting device according to claim 1, wherein a supporting platform assembly (12) is arranged on the outer side of each supporting column (2.1), and the supporting platform assembly (12) is used for fixedly supporting a lifting platform (13) positioned at a horizontal working position (14) or an intermediate working position (15).
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| CN202111267755.4A CN113911952B (en) | 2021-10-29 | 2021-10-29 | Lifting device for mobile platform vehicle |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0675020A1 (en) * | 1994-03-31 | 1995-10-04 | Lohr Industrie | Unit for mixed transport, self-portable and transformable for the combined rail and road transport of freight or vehicles |
| CN203767933U (en) * | 2014-03-06 | 2014-08-13 | 济南巨力液压机械有限公司 | Hydraulic lifting obstacle-free platform |
| WO2018208250A2 (en) * | 2016-10-06 | 2018-11-15 | Ekol Loji̇sti̇k | A multi-storey vehicle system having a height adjustable ramp |
| CN211198451U (en) * | 2019-06-26 | 2020-08-07 | 安徽鼎升自动化科技有限公司 | One-to-four transmission mechanism of guide rail type lifting operation platform |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07137572A (en) * | 1993-11-15 | 1995-05-30 | Kaoru Yasuda | Vehicle carrying truck |
| IT201600091021A1 (en) * | 2016-09-09 | 2016-12-09 | Rolfo Spa | Platform lifting system and vehicle transport vehicle equipped with this platform lifting system |
| CN107618419A (en) * | 2017-08-30 | 2018-01-23 | 中车哈尔滨车辆有限公司 | SQ6 types bilayer car transport vehicle upper strata loading frame and stowage |
| CN207328448U (en) * | 2017-08-30 | 2018-05-08 | 中车哈尔滨车辆有限公司 | Air-powered automatic dumping car with pulley |
| CN108749696B (en) * | 2018-06-07 | 2021-02-02 | 杨宇 | A vehicle parking device for shared bicycle transportation |
| US10800314B2 (en) * | 2018-09-04 | 2020-10-13 | Matt Saer | Removable container shipping safety frame for vehicle |
| WO2020086500A1 (en) * | 2018-10-22 | 2020-04-30 | Clopay Building Products Company, Inc. | Safety gate for loading dock |
| CN109318922B (en) * | 2018-11-23 | 2020-04-21 | 中车哈尔滨车辆有限公司 | Mobile station trolley |
| CN111547639B (en) * | 2020-05-12 | 2021-07-16 | 天长市千盛建设有限公司 | Manual elevating gear of building engineering |
| CN212609207U (en) * | 2020-07-04 | 2021-02-26 | 乐昌市恒源水电建筑工程有限公司 | Reservoir dam gate with elevating gear |
-
2021
- 2021-10-29 CN CN202111267755.4A patent/CN113911952B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0675020A1 (en) * | 1994-03-31 | 1995-10-04 | Lohr Industrie | Unit for mixed transport, self-portable and transformable for the combined rail and road transport of freight or vehicles |
| CN203767933U (en) * | 2014-03-06 | 2014-08-13 | 济南巨力液压机械有限公司 | Hydraulic lifting obstacle-free platform |
| WO2018208250A2 (en) * | 2016-10-06 | 2018-11-15 | Ekol Loji̇sti̇k | A multi-storey vehicle system having a height adjustable ramp |
| CN211198451U (en) * | 2019-06-26 | 2020-08-07 | 安徽鼎升自动化科技有限公司 | One-to-four transmission mechanism of guide rail type lifting operation platform |
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| CN113911952A (en) | 2022-01-11 |
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