CN211207600U - Frame nested formula rocking platform - Google Patents
Frame nested formula rocking platform Download PDFInfo
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- CN211207600U CN211207600U CN202020240008.6U CN202020240008U CN211207600U CN 211207600 U CN211207600 U CN 211207600U CN 202020240008 U CN202020240008 U CN 202020240008U CN 211207600 U CN211207600 U CN 211207600U
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Abstract
The utility model relates to a frame nested formula rocking platform, this rocking platform includes the training platform, the frame that hangs down, the rolling pneumatic cylinder, the pneumatic cylinder that hangs down, the pneumatic cylinder that pitches, indulge the rocking frame, the rocking frame and steel construction, the training platform passes through steel construction and rocking frame rigid connection, the rocking frame is articulated with the rocking frame that hangs down, the rocking frame is articulated with the frame that hangs down, the cylinder body of rolling pneumatic cylinder is articulated with the rocking frame, the piston rod of rolling pneumatic cylinder is articulated with the rocking frame, the cylinder body of pitching pneumatic cylinder is articulated with the frame that hangs down, the piston rod of pitching pneumatic cylinder is articulated with the rocking frame, the frame that hangs down is connected with the pneumatic cylinder that hangs down, the pneumatic cylinder that hangs down is fixed in ground. The utility model discloses it is great to avoid current balance moment of inertia, and sways the problem such as the curve simulation degree of difficulty is high, unstable, has important practical application to the carrier-based helicopter army's training of landing a ship.
Description
Technical Field
The utility model belongs to flight training field, in particular to platform is swayd to nested formula of frame of simulation carrier-borne helicopter landing training.
Background
The carrier-borne helicopter flies in rough seas and in oceans with unsteady weather changes, and lands on a flight deck with a narrow area and unsteady swinging. In order to solve the problems caused by a plurality of complex factors such as ship-aircraft coordination and the like in the process of helicopter carrier landing training, shorten the training period, improve the training efficiency, save the training cost and reduce the training risk, a carrier-based helicopter carrier landing training simulation take-off and landing platform for training carrier-based helicopter pilots needs to be built on land. The swinging platform for simulating the swinging posture of the warship after encountering stormy waves is a main body structure of the taking-off and landing platform and one of important components of the taking-off and landing platform, foreign products and technologies are tracked in the design and construction aspects of the swinging platform in China, and meanwhile, the technical scheme for constructing the swinging platform suitable for simulating the marine action characteristics of the warship in China is lacked. Therefore, a swing device which is required by accurate, rapid and stable simulation of helicopter carrier landing training needs to be researched and developed, so that the problems that the existing swing platform is large in inertia moment, high in swing curve simulation difficulty, unstable and the like are solved, the defects of the army in carrier-based helicopter carrier landing training are overcome, and the swing device has an important practical application value in carrier landing training of carrier-based helicopter troops.
Disclosure of Invention
Utility model purpose: the utility model provides a platform is swayd to nested formula of frame, the purpose is solved the problem that the platform exists that sways of the carrier-based helicopter landing training analog system who exists at present.
The technical scheme is as follows:
a frame nested swing platform comprises a training platform, a vertical swing frame, a rolling hydraulic cylinder, a vertical swing hydraulic cylinder, a pitching hydraulic cylinder, a vertical swing frame, a horizontal swing frame and a steel structure,
the training platform is rigidly connected with the rolling frame through a steel structure, the rolling frame is hinged with the pitching frame, the pitching frame is hinged with the heaving frame, a cylinder body of the rolling hydraulic cylinder is hinged with the rolling frame, a piston rod of the rolling hydraulic cylinder is hinged with the rolling frame, a cylinder body of the pitching hydraulic cylinder is hinged with the heaving frame, a piston rod of the pitching hydraulic cylinder is hinged with the pitching frame, the heaving frame is connected with the heaving hydraulic cylinder, and the heaving hydraulic cylinder is fixed on the ground.
The vertical swing frame is characterized in that the vertical swing frame shaft holes are positioned on two long sides of the vertical swing frame, the vertical swing frame hydraulic cylinder support of the vertical swing frame is positioned on a short side of the vertical swing frame, the vertical swing frame hydraulic cylinder support is hinged with the cylinder body of the vertical swing hydraulic cylinder, and the vertical swing frame is fixedly connected with the piston rod of the vertical swing hydraulic cylinder.
The vertical rocking frame is provided with a vertical rocking frame hinge support, a rolling frame hydraulic cylinder support, a vertical rocking frame hinged shaft and a rolling frame shaft hole, the vertical rocking frame hinge support is hinged with a piston rod of the vertical rocking hydraulic cylinder, the rolling frame hydraulic cylinder support is hinged with a cylinder body of the rolling hydraulic cylinder, the vertical rocking frame hinged shaft is inserted into the vertical rocking frame shaft hole of the vertical rocking frame, and the rolling frame shaft hole is hinged with the rolling frame.
The roll frame is provided with a roll frame hinge support and a roll frame hinge shaft, the roll frame hinge support is hinged to a piston rod of the roll hydraulic cylinder, the roll frame hinge shaft is inserted into a roll frame shaft hole, a steel structure is fixedly arranged above the roll frame, and the steel structure is fixedly connected with a training platform.
The axial line of the articulated shaft of the pitching frame is vertical to the axial line of the articulated shaft of the rolling frame.
The advantages and effects are as follows:
(1) compared with the traditional swing platform scheme, the frame nested swing platform adopts the nesting of each layer and the method that the rotating shafts are orthogonal to each other, so that the overall size is greatly reduced. The layout is more reasonable, the structure is more compact, and the defects of larger inertia moment and the like caused by overlarge size are overcome.
(2) The utility model discloses the nested formula of frame sways platform violently, pitch and shake mutual independence, but also can not only simplify control procedure with swaying the effect stack, reduced the degree of difficulty of rocking curve simulation again.
(3) Compared with the swing platforms of the same type, the weight of each layer of the swing platform with the nested frame is mainly born by the hinged shaft of the swing shaft center, and the load of hydraulic equipment is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of a rocking platform;
FIG. 2 is a schematic structural view of a rocking platform in a longitudinal section;
FIG. 3 is a cross-sectional structural view of the swing table in rolling;
FIG. 4 is a schematic diagram of the installation position of the swing table hydraulic device;
FIG. 5 is a schematic structural view of a swing frame of the swing table;
FIG. 6 is a schematic structural diagram of a roll hydraulic cylinder;
FIG. 7 is a schematic view of a vertical cradle structure of the swing table;
FIG. 8 is a schematic structural view of a rocking platform cradle and a training platform;
the figure is marked with: 1. the device comprises a training platform, 2. a vertical rocking frame, 2-1. a vertical rocking frame shaft hole, 2-2. a vertical rocking frame hydraulic cylinder support, 3. a rolling hydraulic cylinder, 3-1. a hydraulic cylinder hinged shaft, 4. a vertical rocking hydraulic cylinder, 5. a vertical rocking hydraulic cylinder, 6. a vertical rocking frame, 6-1. a vertical rocking frame hinged support, 6-2. a rolling frame hydraulic cylinder support, 6-3. a vertical rocking frame hinged shaft, 6-4. a horizontal rocking frame shaft hole, 7. a horizontal rocking frame, 7-1. a horizontal rocking frame hinged support, 7-2. a horizontal rocking frame hinged shaft and 8. a steel structure.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The utility model discloses swing the three independent motion that sways that the platform has vertical direction to hang down to swing, around swaying of X axle and around Y axle in the horizontal plane, controls the flexible length of each pneumatic cylinder piston rod, and swing the platform can obtain hanging down of arbitrary direction and range and swing, sway the resultant motion.
As shown in fig. 1, the frame nested type rocking platform comprises a training platform 1, a heaving frame 2, a rolling hydraulic cylinder 3, a heaving hydraulic cylinder 4, a pitching hydraulic cylinder 5, a pitching frame 6, a rolling frame 7 and a steel structure 8, wherein the training platform 1 is rigidly connected with the rolling frame 7 through the steel structure 8, the rolling frame 7 is hinged with the pitching frame 6, the pitching frame 6 is hinged with the heaving frame 2, a cylinder body of the pitching hydraulic cylinder 3 is hinged with the pitching frame 6, a piston rod of the rolling hydraulic cylinder 3 is hinged with the rolling frame 7, a cylinder body of the pitching hydraulic cylinder 5 is hinged with the heaving frame 2, a piston rod of the pitching hydraulic cylinder 5 is hinged with the pitching frame 6, the heaving frame 2 is connected with the heaving hydraulic cylinder 4, and the heaving hydraulic cylinder 4 is fixed on the ground.
The heave frame 2 can do heave motion reciprocating up and down by the driving of the heave hydraulic cylinder 4. The heaving hydraulic cylinders 4 are positioned at the four corners of the heaving rack 2 and below the shaft holes 2-1 of the vertical rocking rack.
Four or more heave hydraulic cylinders 4 are fixedly arranged on the ground foundation, and the piston rods of the heave hydraulic cylinders 4 are connected with and support the heave frame 2, so that the heave frame 2 is in a horizontal state.
The vertical rocking frame shaft hole 2-1 of the vertical rocking frame 2 is positioned in the center of two long sides of the vertical rocking frame 2, the vertical rocking frame hydraulic cylinder support 2-2 of the vertical rocking frame 2 is positioned on the short side of the vertical rocking frame 2 and is positioned in the side surface of the long side of the vertical rocking frame 2, the vertical rocking frame hydraulic cylinder support 2-2 is hinged with the cylinder body of the vertical rocking hydraulic cylinder 5, and the vertical rocking frame 2 is fixedly connected with the piston rod of the vertical rocking hydraulic cylinder 4.
The vertical rocking frame is characterized in that a vertical rocking frame hinge support 6-1 is arranged on a short edge of the vertical rocking frame 6, a rolling frame hydraulic cylinder support 6-2 is arranged on a long edge of the vertical rocking frame 6, a vertical rocking frame hinge shaft 6-3 is arranged at the center of the long edge of the vertical rocking frame 6, a rolling frame shaft hole 6-4 is arranged at the center of the short edge of the vertical rocking frame 6, the vertical rocking frame hinge support 6-1 is hinged with a piston rod of the vertical rocking hydraulic cylinder 5, the rolling frame hydraulic cylinder support 6-2 is hinged with a cylinder body of the rolling hydraulic cylinder 3, the vertical rocking frame hinge shaft 6-3 is inserted into the vertical rocking frame shaft hole 2-1 of the vertical rocking frame 2, and the rolling frame shaft hole 6-4 is hinged with the rolling frame.
The vertical rocking frame 6 is hinged with the vertical rocking frame 2, a vertical rocking frame hinge shaft 6-3 is inserted into the reserved vertical rocking frame shaft hole 2-1, and the vertical rocking frame 6 can longitudinally and reciprocally swing by taking the vertical rocking frame shaft hole 2-1 as an axis. The relative rotation between the pitching frame 6 and the heaving frame 2 is driven by 4 groups of pitching hydraulic cylinders 5; the pitching hydraulic cylinder 5 is connected to the heave frame 2 through the hinged joint of the cylinder body and the pitching frame hydraulic cylinder support 2-2, and the piston rod of the pitching hydraulic cylinder is hinged to the pitching frame 6 through the pitching frame hinge support 6-1. When the piston rod extends and contracts, the pitch frame 6 swings back and forth around the pitch frame hinge shaft 6-3 in the frame of the heave frame 2.
The long edge of the transverse rocking frame 7 is provided with a transverse rocking frame hinge support 7-1, the center of the short edge of the transverse rocking frame 7 is provided with a transverse rocking frame hinge shaft 7-2, the transverse rocking frame hinge support 7-1 is hinged with a piston rod of the transverse rocking hydraulic cylinder 3, the transverse rocking frame hinge shaft 7-2 is inserted into a transverse rocking frame shaft hole 6-4, a steel structure 8 is fixedly arranged above the transverse rocking frame 7, and the steel structure 8 is fixedly connected with the training platform 1.
The transverse rocking frame 7 is hinged with the longitudinal rocking frame 6, a transverse rocking frame hinged shaft 7-2 is inserted into a reserved transverse rocking frame shaft hole 6-4, and the transverse rocking frame 7 can swing by taking the transverse rocking frame shaft hole 6-4 as an axis. The relative rotation between the transverse rocking frame 7 and the longitudinal rocking frame 6 is driven by 4 groups of transverse rocking hydraulic cylinders 3; the roll hydraulic cylinder 3 is hinged with the roll frame hydraulic cylinder bracket 6-2 through a hydraulic cylinder hinged shaft 3-1 on the cylinder body to be connected to the longitudinal rocking frame 6, and a piston rod of the roll hydraulic cylinder 3 is hinged with the roll frame hinged support 7-1 to be connected to the roll frame 7. When the piston rod of the rolling hydraulic cylinder 3 extends, the rolling frame 7 swings back and forth around the rolling frame hinge shaft 7-2 in the frame of the pitching frame 6.
The axial line of the articulated shaft 6-3 of the pitching frame is vertical to the axial line of the articulated shaft 7-2 of the rolling frame.
The frame nested type swing platform is transversely and longitudinally swung in a layer of frame, the transverse swing is realized by hinging a transverse swing frame hinged shaft 7-2 and a transverse swing frame shaft hole 6-4 between a transverse swing frame 7 and a longitudinal swing frame 6, the longitudinal swing is realized by hinging a longitudinal swing frame hinged shaft 6-3 and a longitudinal swing frame shaft hole 2-1 between the longitudinal swing frame 6 and a vertical swing frame 2, and the two moving rotating shafts are vertical to each other.
According to the above structure scheme, when the rocking platform realizes the rocking motion of the rocking training platform 1, which is the working part, the following three motions are synthesized:
the first action is as follows: the heave of the training platform 1. The heaving action of the training platform 1 is driven by six groups of heaving hydraulic cylinders 4 connected between the heaving frame 2 and the ground foundation, and the whole platform is realized to heaving up and down through the lifting of the piston rods of the heaving hydraulic cylinders 4.
And the second action: the pitching of the platform 1 is trained. The pitching of the training platform 1 is driven by a pitching hydraulic cylinder 5, the cylinder body of the pitching hydraulic cylinder 5 is hinged with a pitching frame hydraulic cylinder support 2-2, and meanwhile, the piston rod of the pitching hydraulic cylinder 5 is hinged with a pitching frame hinge support 6-1. The longitudinal cradle 6 is pushed to swing back and forth by the expansion of the piston rods of the four groups of the longitudinal cradle hydraulic cylinders 5, and the longitudinal cradle shaft hole 2-1 is used as the shaft center to realize the longitudinal motion of the training platform 1.
And action three: the rolling of the training platform 1. The rolling of the training platform 1 is driven by a rolling hydraulic cylinder 3, the cylinder body of the rolling hydraulic cylinder 3 is hinged with a rolling frame hydraulic cylinder bracket 6-2, and the piston rod of the rolling hydraulic cylinder 3 is hinged with a rolling frame hinge support 7-1. The four groups of the piston rods of the rolling hydraulic cylinders 3 stretch to push the rolling frame 7 to swing back and forth, and the rolling motion of the training platform 1 is realized by taking the shaft holes 6-4 of the rolling frame as the axis.
It should be noted that the three actions can be independently acted, namely independent heaving, rolling and pitching of the training platform 1 are realized, and simple landing training actions are realized, meanwhile, due to the fact that hydraulic devices of the three motions of heaving, rolling and pitching are independent, the motion that two motions are mutually compounded or even the three motions are mutually compounded can be realized in the motion process, so that the training platform 1 generates complex swinging and heaving actions, wherein the swinging period of each action can be adjusted according to actual conditions, and the landing training requirements of complex working conditions are met.
Claims (5)
1. A frame nested formula rocking platform which characterized in that: the swing table comprises a training platform (1), a heaving frame (2), a rolling hydraulic cylinder (3), a heaving hydraulic cylinder (4), a pitching hydraulic cylinder (5), a pitching frame (6), a swaying frame (7) and a steel structure (8),
the training platform (1) is rigidly connected with a cross rocking frame (7) through a steel structure (8), the cross rocking frame (7) is hinged with a longitudinal rocking frame (6), the longitudinal rocking frame (6) is hinged with a vertical rocking frame (2), a cylinder body of a transverse hydraulic cylinder (3) is hinged with the longitudinal rocking frame (6), a piston rod of the transverse hydraulic cylinder (3) is hinged with the cross rocking frame (7), a cylinder body of a longitudinal hydraulic cylinder (5) is hinged with the vertical rocking frame (2), a piston rod of the longitudinal hydraulic cylinder (5) is hinged with the longitudinal rocking frame (6), the vertical rocking frame (2) is connected with the vertical rocking hydraulic cylinder (4), and the vertical rocking hydraulic cylinder (4) is fixed on the ground.
2. The frame nested rocking platform of claim 1, wherein: the vertical swing frame shaft holes (2-1) of the vertical swing frame (2) are positioned on two long sides of the vertical swing frame (2), the vertical swing frame hydraulic cylinder supports (2-2) of the vertical swing frame (2) are positioned on a short side of the vertical swing frame (2), the vertical swing frame hydraulic cylinder supports (2-2) are hinged with a cylinder body of a vertical swing hydraulic cylinder (5), and the vertical swing frame (2) is fixedly connected with a piston rod of a vertical swing hydraulic cylinder (4).
3. The frame nested rocking platform of claim 1, wherein: the vertical rocking frame (6) is provided with a vertical rocking frame hinge support (6-1), a rolling rocking frame hydraulic cylinder support (6-2), a vertical rocking frame hinged shaft (6-3) and a rolling rocking frame shaft hole (6-4), the vertical rocking frame hinge support (6-1) is hinged with a piston rod of the vertical rocking hydraulic cylinder (5), the rolling rocking frame hydraulic cylinder support (6-2) is hinged with a cylinder body of the rolling rocking hydraulic cylinder (3), the rolling rocking frame hinged shaft (6-3) is inserted into the vertical rocking frame shaft hole (2-1) of the vertical rocking frame (2), and the rolling rocking frame shaft hole (6-4) is hinged with the rolling rocking frame (7).
4. The frame nested rocking platform of claim 1, wherein: the transverse rocking frame (7) is provided with a transverse rocking frame hinge support (7-1) and a transverse rocking frame hinge shaft (7-2), the transverse rocking frame hinge support (7-1) is hinged with a piston rod of the transverse rocking hydraulic cylinder (3), the transverse rocking frame hinge shaft (7-2) is inserted into a transverse rocking frame shaft hole (6-4), a steel structure (8) is fixedly arranged above the transverse rocking frame (7), and the steel structure (8) is fixedly connected with the training platform (1).
5. The frame nested rocking platform of claim 3 or 4, wherein: the axial line of the articulated shaft (6-3) of the pitching frame is vertical to the axial line of the articulated shaft (7-2) of the rolling frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020240008.6U CN211207600U (en) | 2020-03-03 | 2020-03-03 | Frame nested formula rocking platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020240008.6U CN211207600U (en) | 2020-03-03 | 2020-03-03 | Frame nested formula rocking platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211207600U true CN211207600U (en) | 2020-08-07 |
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ID=71856223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020240008.6U Expired - Fee Related CN211207600U (en) | 2020-03-03 | 2020-03-03 | Frame nested formula rocking platform |
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| Country | Link |
|---|---|
| CN (1) | CN211207600U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252478A (en) * | 2021-03-19 | 2021-08-13 | 浙江大学 | Vibration and multidirectional swinging composite load test device and test method |
-
2020
- 2020-03-03 CN CN202020240008.6U patent/CN211207600U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252478A (en) * | 2021-03-19 | 2021-08-13 | 浙江大学 | Vibration and multidirectional swinging composite load test device and test method |
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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: 20200807 Termination date: 20210303 |
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| CF01 | Termination of patent right due to non-payment of annual fee |