CN210084822U - Heavy-load lifting platform - Google Patents
Heavy-load lifting platform Download PDFInfo
- Publication number
- CN210084822U CN210084822U CN201920215687.9U CN201920215687U CN210084822U CN 210084822 U CN210084822 U CN 210084822U CN 201920215687 U CN201920215687 U CN 201920215687U CN 210084822 U CN210084822 U CN 210084822U
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- Prior art keywords
- lifting platform
- electric cylinder
- rod
- pin rod
- pin
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- Expired - Fee Related
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Abstract
The utility model relates to a heavy load lift platform. The lifting pile comprises a lifting platform, a fixed pile frame, a lifting device and a pin locking device, wherein the pin locking device comprises a pin locking box, an electric cylinder, a left pin locking rod, a right pin locking rod and a pin bolt box, a lock groove is longitudinally formed in the bottom of the lifting platform, the electric cylinder is arranged in the middle of the lock groove, a piston rod of the electric cylinder is connected with the left pin locking rod, a cylinder seat of the electric cylinder is connected with the right pin locking rod, the left pin locking rod and the right pin locking rod respectively penetrate through the pin bolt boxes on two sides, and limit nuts are fixedly arranged on the pin locking device. Compared with the prior art, the utility model reduces the number of the electric cylinders, the manufacturing cost and the operation cost; the left lock pin rod, the right lock pin rod and the electric cylinder are transversely arranged at the bottom of the lifting platform, the whole lifting platform is supported, and the lifting platform and the weight gravity are applied to the left lock pin rod, the right lock pin rod and the electric cylinder together, so that the load bearing burden of the electric cylinder is reduced.
Description
Technical Field
The utility model relates to a lift platform technical field, specifically speaking relate to heavy load lift platform.
Background
The lifting platform is a structure for providing production and living facilities for activities such as drilling, oil extraction, gathering, observation, navigation, construction and the like at sea, and is basic equipment for developing offshore oil. The lifting platform mainly comprises a fixed support and a lifting platform, and the lifting platform can lift along the fixed support.
The lifting platform generally includes a pile leg, an upper ring beam and a lower ring beam sleeved on the pile leg, a lifting mechanism is connected between the upper ring beam and the lower ring beam, and one of the upper ring beam and the lower ring beam is connected with the platform main body. The lifting mechanism usually comprises a hydraulic cylinder, a cylinder body of the hydraulic cylinder and the hydraulic cylinder are respectively connected with the upper ring beam and the lower ring beam, and the upper ring beam and the lower ring beam can be controlled to move along the pile leg through the expansion of the hydraulic cylinder and the matching of bolts on the upper ring beam and the lower ring beam. This lifting mechanism requires a plurality of pins, each pin being driven by a hydraulic cylinder, which increases production, maintenance and operating costs. Especially when bearing heavy objects, because the hydraulic cylinder is arranged at the edge of the lifting platform, the piston rod of the hydraulic cylinder bears the heavy objects too much.
Disclosure of Invention
An object of the utility model is to solve above-mentioned problem, provide heavy load lift platform, it can reduce electric jar quantity relatively to strengthen the bearing strength of electric jar piston rod.
In order to solve the above problem, the utility model discloses a technical scheme as follows:
a heavy-load lifting platform comprises a lifting platform 1, a fixed pile frame 2, a lifting device 3 and a pin locking device 5, wherein the fixed pile frame 2 is a vertically and fixedly arranged square support, two sides of the fixed pile frame 2 are provided with slide rails 21 which are channel steel, the lifting platform 1 is arranged on the front side of the fixed pile frame 2, the lifting platform 1 and the fixed pile frame 2 are vertically arranged, the lifting platform 1 is provided with a hanging plate 4 close to the fixed pile frame 2, the hanging plate 4 and the lifting platform 1 are integrated, two sides of the rear part of the hanging plate 4 are provided with idler wheels, the idler wheels are arranged in the slide rails 21, the idler wheels slide in the slide rails during the ascending and descending processes of the lifting platform, the lifting device 3 comprises a reel 31, a driving motor 32 and a cable 33, the top of the fixed pile frame 2 is provided with the reel 31, the reel 31 is driven by the driving motor 32, the cable 33 is wound on the reel 31, the other end of the cable 33 is fixed at the upper end of, the transverse metal frame 22 is flush with the floor slab, and a metal induction sensor is arranged at the rear part of the hanging plate 4; the pin locking device 5 comprises a locking pin box 51, an electric cylinder 52, a left locking pin rod 53, a right locking pin rod 54 and a pin box 55, a locking groove is longitudinally formed in the bottom of the lifting platform 1, the electric cylinder 52 is arranged in the middle of the locking groove, a piston rod of the electric cylinder 52 is connected with the left locking pin rod 53, a cylinder seat of the electric cylinder 52 is connected with the right locking pin rod 54, the left locking pin rod 53 and the right locking pin rod 54 respectively penetrate through the pin boxes 55 on two sides, the pin box 55 is fixed to the bottom of the lifting platform 1, the middle diameter of a through hole in the pin box 55 is larger than the diameters of two ends, a limiting nut 56 is fixedly arranged on each of the left locking pin rod 53 and the right locking pin rod 54, the diameter of the limiting nut 56 is larger than the diameters of two ends of the through hole in the pin box 55, and the locking pin boxes; the metal induction sensor is respectively connected with the driving motor 32 of the lifting device and the control switch of the electric cylinder 52 through the controller. In the forward and reverse rotation processes of the driving motor driving the reel, the cable is tightened or put down, the lifting platform is lifted or lowered, the metal induction sensor is contacted with the transverse metal frame, the metal induction sensor transmits a signal to the controller, the controller controls the electric cylinder, and the piston rod of the electric cylinder extends or retracts.
Preferably, the lock pin box 51 is internally provided with a buffer part 57 which is opposite to the left lock pin rod and the right lock pin rod, and the buffer part is an elastic rubber pad.
Compared with the prior art, the utility model has the beneficial characteristics that:
the utility model discloses a reel is in corotation, reversal in-process, and the hawser tightens up or releases, and lift platform rises or descends, and metal inductive transducer contacts horizontal metal frame, and metal inductive transducer gives the controller with signal transmission, controller control electric jar, and electric jar piston rod extends or retracts.
Locking process: the two ends of an electric cylinder are respectively connected with a left lock pin rod and a right lock pin rod, the left lock pin rod moves left under the pushing of a piston rod of the electric cylinder, when a limit nut of the left lock pin rod is limited by a through hole in the bolt box, the left lock pin rod stops moving left, the piston rod of the electric cylinder continues to extend, the limit nut is limited by the bolt box, a cylinder body of the electric cylinder moves right, and the cylinder body of the electric cylinder drives the right lock pin rod to move right to extend into the bolt box. Compared with the prior art, the utility model discloses electric jar quantity has been reduced.
Unlocking process: the controller controls the electric cylinder piston rod to retract, when the limiting nut of the left lock pin rod is limited by the through hole in the bolt box, the left side of the electric cylinder piston rod stops moving to the right, the electric cylinder piston continues to retract, the cylinder base of the electric cylinder moves to the left, the right lock pin rod moves to the left, and the left lock pin rod and the right lock pin rod are separated from the lock pin box.
The utility model discloses left lock pin pole, the right lock pin pole at electric cylinder both ends are respectively by bolt box fixed stay, and electric cylinder both ends are located respectively to left lock pin pole, right lock pin pole, and the lift platform bottom is transversely located to left lock pin pole, right lock pin pole, electric cylinder to hold up whole lift platform, apply together on left lock pin pole, right lock pin pole, electric cylinder in other words lift platform and heavy object gravity, strengthened electric cylinder bearing strength.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the heavy-duty lifting platform of the present invention;
fig. 2 is a schematic view of the bottom structure of the heavy-duty lifting platform of the present invention;
fig. 3 is a schematic structural view of the pin lock device of the present invention;
reference numerals: the device comprises a lifting platform-1, a fixed pile frame-2, a slide rail-21, a transverse metal frame-22, a lifting device-3, a reel-31, a driving motor-32, a cable-33, a hanging plate-4, a pin locking device-5, a lock pin box-51, an electric cylinder-52, a left lock pin rod-53, a right lock pin rod-54, a bolt box-55, a limit nut-56 and a buffer component-57.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
Referring to the description as shown in figures 1 to 3,
a heavy-load lifting platform comprises a lifting platform 1, a fixed pile frame 2, a lifting device 3 and a pin locking device 5, wherein the fixed pile frame 2 is a vertically and fixedly arranged square support, two sides of the fixed pile frame 2 are provided with slide rails 21 which are channel steel, the lifting platform 1 is arranged on the front side of the fixed pile frame 2, the lifting platform 1 and the fixed pile frame 2 are vertically arranged, the lifting platform 1 is provided with a hanging plate 4 close to the fixed pile frame 2, the hanging plate 4 and the lifting platform 1 are integrated, two sides of the rear part of the hanging plate 4 are provided with idler wheels, the idler wheels are arranged in the slide rails 21, the idler wheels slide in the slide rails during the ascending and descending processes of the lifting platform, the lifting device 3 comprises a reel 31, a driving motor 32 and a cable 33, the top of the fixed pile frame 2 is provided with the reel 31, the reel 31 is driven by the driving motor 32, the cable 33 is wound on the reel 31, the other end of the cable 33 is fixed at the upper end of, the transverse metal frame 22 is flush with the floor slab, and a metal induction sensor is arranged at the rear part of the hanging plate 4; the pin locking device 5 comprises a locking pin box 51, an electric cylinder 52, a left locking pin rod 53, a right locking pin rod 54 and a pin box 55, a locking groove is longitudinally formed in the bottom of the lifting platform 1, the electric cylinder 52 is arranged in the middle of the locking groove, a piston rod of the electric cylinder 52 is connected with the left locking pin rod 53, a cylinder seat of the electric cylinder 52 is connected with the right locking pin rod 54, the left locking pin rod 53 and the right locking pin rod 54 respectively penetrate through the pin boxes 55 on two sides, the pin box 55 is fixed to the bottom of the lifting platform 1, the middle diameter of a through hole in the pin box 55 is larger than the diameters of two ends, a limiting nut 56 is fixedly arranged on each of the left locking pin rod 53 and the right locking pin rod 54, the diameter of the limiting nut 56 is larger than the diameters of two ends of the through hole in the pin box 55, and the locking pin boxes; the metal induction sensor is respectively connected with the driving motor 32 of the lifting device and the control switch of the electric cylinder 52 through the controller. In the forward and reverse rotation processes of the driving motor driving the reel, the cable is tightened or put down, the lifting platform is lifted or lowered, the metal induction sensor is contacted with the transverse metal frame, the metal induction sensor transmits a signal to the controller, the controller controls the electric cylinder, and the piston rod of the electric cylinder extends or retracts.
Preferably, the lock pin box 51 is internally provided with a buffer part 57 which is opposite to the left lock pin rod and the right lock pin rod, and the buffer part is an elastic rubber pad. The buffering component buffers the collision of the left lock pin rod and the right lock pin rod to the lock pin box in the telescopic process.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred embodiments of the present invention, and the present invention is not limited by the above preferred embodiments, and various changes and modifications can be made without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the present invention as claimed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. Heavy-load lifting platform, which comprises a lifting platform (1), a fixed pile frame (2), a lifting device (3) and a pin lock device (5), wherein the fixed pile frame (2) is a vertically and fixedly arranged square support, slide rails (21) are arranged on two sides of the fixed pile frame (2), the lifting platform (1) is arranged on the front side of the fixed pile frame (2), the lifting platform (1) is perpendicular to the fixed pile frame (2), a lifting plate (4) is arranged on the lifting platform (1) close to the fixed pile frame (2), the lifting plate (4) and the lifting platform (1) are integrated, rollers are arranged on two sides of the rear part of the lifting plate (4), the rollers are arranged in the slide rails (21), the lifting device (3) comprises a reel (31), a driving motor (32) and a cable rope (33), a reel (31) is arranged on the top of the fixed pile frame (2), the reel (31) is driven by the driving motor (32), and the cable rope (33) is wound on, the other end of the cable (33) is fixed at the upper end of the hanging plate (4), and the device is characterized in that the fixed pile frame (2) is provided with a plurality of transverse metal frames (22) from top to bottom, the transverse metal frames (22) are flush with the floor slab, and the rear part of the hanging plate (4) is provided with a metal induction sensor; the pin locking device (5) comprises a locking pin box (51), an electric cylinder (52), a left locking pin rod (53) and a right locking pin rod (54), the lifting platform comprises a bolt box (55), a lock groove is longitudinally formed in the bottom of the lifting platform (1), an electric cylinder (52) is arranged in the middle of the lock groove, a piston rod of the electric cylinder (52) is connected with a left lock pin rod (53), a cylinder base of the electric cylinder (52) is connected with a right lock pin rod (54), the left lock pin rod (53) and the right lock pin rod (54) respectively penetrate through the bolt boxes (55) on two sides, the bolt boxes (55) are fixed at the bottom of the lifting platform (1), the middle diameter of a through hole in the bolt boxes (55) is larger than the diameters of two ends, limiting nuts (56) are respectively fixedly arranged on the left lock pin rod (53) and the right lock pin rod (54), the diameter of each limiting nut (56) is larger than the diameters of two ends of the through hole in the bolt boxes (55), and a lock pin box (51) is arranged on a floor corresponding to; the metal induction sensor is respectively connected with a driving motor (32) of the lifting device and a control switch of the electric cylinder (52) through a controller.
2. The heavy-duty lifting platform of claim 1, wherein the pin box (51) is provided with a buffer member (57) therein, the buffer member is opposite to the left pin rod and the right pin rod, and the buffer member is an elastic rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920215687.9U CN210084822U (en) | 2019-02-20 | 2019-02-20 | Heavy-load lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920215687.9U CN210084822U (en) | 2019-02-20 | 2019-02-20 | Heavy-load lifting platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210084822U true CN210084822U (en) | 2020-02-18 |
Family
ID=69470834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920215687.9U Expired - Fee Related CN210084822U (en) | 2019-02-20 | 2019-02-20 | Heavy-load lifting platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210084822U (en) |
-
2019
- 2019-02-20 CN CN201920215687.9U patent/CN210084822U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |