CN111374699A - Floating support device, floating carried object and ultrasonic equipment - Google Patents
Floating support device, floating carried object and ultrasonic equipment Download PDFInfo
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- 230000033001 locomotion Effects 0.000 abstract description 26
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- A—HUMAN NECESSITIES
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/46—Ultrasonic, sonic or infrasonic diagnostic devices with special arrangements for interfacing with the operator or the patient
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Abstract
The invention discloses a spatial floating support device, a floating object to be carried and ultrasonic equipment, which are used for bearing the object to be carried and comprise a fixed seat, two constraint mechanisms and two rotating discs, wherein the installation ends of the two constraint mechanisms are connected with the fixed seat through first left and right rotating joints, the first ends of the two rotating discs are connected with the connection ends of the two constraint mechanisms through two second left and right rotating joints respectively, the second ends of the two rotating discs can be connected with the object to be carried through two third left and right rotating joints respectively, the rotating axes of the two third left and right rotating joints are parallel, and the two rotating discs are kept horizontal under the constraint of the two constraint mechanisms. The device can realize front-back translation, left-right translation and left-right rotation, thereby not only improving the motion range of the carried object, but also improving the operation experience.
Description
Technical Field
The invention relates to the field of medical equipment, in particular to a floating support device applied to ultrasonic equipment.
Background
When a medical worker uses a medical instrument (such as an ultrasonic diagnostic apparatus) with a display device, the medical worker often needs operation, diagnosis and treatment based on the needs of doctors with different heights on visual comfort, and needs to adjust the position relation between the display device and the sight line of the operator in work, and needs the display device to move flexibly, so that the operations of up-and-down lifting, front-and-back movement, left-and-right rotation and the like can be realized, and the display device can be freely adjusted according to the intention of the operator. The general desktop ultrasonic diagnostic apparatus can be divided into the following categories in terms of motion forms: the first one is composed of a horizontal connecting rod and a supporting arm with lifting function, the horizontal connecting rod is hinged with the supporting arm through a rotary joint, the supporting arm is installed on a main machine body, like a structure applied in a desktop ultrasonic device, floating operation in a plane is realized through the rotary joint, and the up-and-down movement of the supporting arm is combined, so that the movement of the display device in a space can be realized. The second one is that two support arms with lifting function are coupled up and down, and connected with the two support arms through a rotary joint to realize floating operation in a plane, such as a structure applied in a desktop ultrasonic device, and the movement combination of the up and down lifting movement of the support arms can realize the movement of the display device in a space. The third type is a disc type supporting arm form, which is a closed system consisting of two rotating discs which are opposite up and down and two connecting rods, wherein the connecting rods are rotatably hinged with the edges of the rotating discs, the closed system can realize the motion form of a horizontal plane, and then the lifting function is added, and the motion combination can realize the motion of equipment in space. The fourth is a flying support arm form, such as a flying support arm structure applied to ultrasonic equipment, and a closed system is formed by a plurality of simplified connecting rods, such as four connecting rods, wherein two connecting rods are support arms with lifting functions, the other three connecting rods are horizontal connecting rods, and the connecting rods are hinged through joints. The movement in the horizontal plane is realized by the five closed connecting rods, and the movement combination can realize the movement of the display equipment in the space by the up-and-down lifting movement of the lifting supporting arms.
The first implementation mode is simple in structure, but operation experience is influenced by the matching of damping force values among the rotary joints, the movement range is small, a local space cannot be reached, and the front and back translation is not achieved; the second implementation mode is large in movement range, but operation experience is influenced by the matching of the damping force value between the rotary joints, a local space cannot reach, the size is large, lifting movement is accompanied during front-back translation, and experience is poor. The third type realizes the stable motion state of the disc connecting rod, has compact structure, good plane floating effect, small motion range, more parts, more complex structure and high assembly and maintenance cost. The fourth implementation mode is large in movement range and good in space full-floating movement performance, but needs a plurality of connecting rods, a lifting support structure and rotary hinges among the connecting rods, and is more in parts, complex in structure and high in assembly and maintenance cost.
Disclosure of Invention
The invention provides a novel floating support device, a floating control panel and ultrasonic equipment.
The invention provides a floating support device, which comprises a fixed seat, a first constraint mechanism and a second constraint mechanism which are independent of each other, and a first rotating disc and a second rotating disc which are independent of each other, wherein each of the first constraint mechanism and the second constraint mechanism is provided with a mounting end and a connecting end, each of the first rotating disc and the second rotating disc is provided with a first end and a second end, the mounting ends of the first constraint mechanism and the second constraint mechanism are connected with the fixed seat through a first left-right rotating joint, the first end of the first rotating disc and the connecting end of the first constraint mechanism are connected with the connecting ends of the two constraint mechanisms through a second left-right rotating joint, the first end of the second rotating disc and the connecting end of the second constraint mechanism are connected through another second left-right rotating joint, the second end of the first rotating disc and the loaded object are connected through a third left-right rotating joint, and the second end of the second rotating disc and the loaded object are connected through another third left-right rotating joint, the rotation axes of the two third left-right rotation joints are parallel, and the first and second rotating discs are kept horizontal under the constraint of the first and second constraint mechanisms.
The first and second constraint mechanisms comprise horizontally arranged connecting rods, and the mounting ends of the two connecting rods are rotatably connected with the fixed seat through the same Z-direction shaft pin. The Z direction is a vertical direction, which is perpendicular to the horizontal plane. The rotation about the Z axis is a left-right rotation.
The floating support device further comprises a rotation limiting structure capable of limiting the rotation angle range of the left and right rotation joints.
The first and second constraint mechanisms are provided with lifting parts which are connected with the mounting end and the connecting end, and the lifting parts are connected with the mounting end through up-down rotating joints.
The lifting part comprises a first side link and a second side link, two ends of the first side link are hinged with the mounting end and the connecting end through shaft pins horizontally arranged respectively, two ends of the second side link are hinged with the mounting end and the connecting end through shaft pins horizontally arranged respectively, the first side link is parallel to the second side link, and the first side link, the second side link, the mounting end and the connecting end form a parallelogram mechanism. The first side link and the second side link can rotate up and down in a vertical plane relative to the mounting end. The up-down rotation joint may include the horizontally disposed shaft pin and the like.
The first connecting rod is sleeved on the damping assembly, the damping assembly is hinged to the mounting end through a transmission rod, the damping assembly is connected with one end of the elastic body, and the other end of the elastic body is fixed to the connecting end or the first connecting rod. The elastic body can be sleeved on the first side link, and certainly, the elastic body can not be sleeved on the first side link.
In each left-right rotating joint, the rotational freedom degrees of the three left-right rotating joints can be locked by a left-right rotating locking structure; in each of the up-down rotary joints, the rotational degree of freedom of one up-down rotary joint can be locked by the up-down rotation locking structure. The left-right rotation locking structure and the up-down rotation locking structure can lock the carried object in a space position. The left-right rotation locking structure and the up-down rotation locking structure are both in a locking state and an unlocking state, and the spatial position of the carried object is locked in the locking state; in the unlocked state, the carried object can move. The revolute joint enables relative rotation of the connected first and second parts. The up-down rotation joint is a rotation joint which can realize the up-down rotation of the first part relative to the second part. The left-right rotation joint is a rotation joint which can realize left-right rotation of the first part relative to the second part.
The left-right rotation joint can be connected with a first part and a second part which rotate mutually, the left-right rotation locking structure comprises a gear disc, a gear block and an operation part for operating the gear block to move, the gear disc is arranged on the first part, the gear block is arranged on the second part, the operation part is connected with the gear block and controls the gear block to switch between a locking position and an unlocking position, and the gear block and the gear disc are meshed in the locking position; in the unlocked position, the toothed block and the toothed disc are disengaged. The tooth block can slide or rotate.
A floating type carried object comprises a carried object body and a floating supporting device, wherein the second end of a first rotating disc of the floating supporting device is connected with the carried object body through a third left-right rotating joint, the second end of a second rotating disc of the floating supporting device is connected with the carried object body through another third left-right rotating joint, and the rotating axes of the two third left-right rotating joints are parallel.
The carried object body is a control panel of the ultrasonic equipment or display equipment of the ultrasonic equipment.
The utility model provides an ultrasonic equipment, includes control panel, host computer fuselage and unsteady strutting arrangement, unsteady strutting arrangement's fixing base with the host computer fuselage is connected, the second end of the first rotating disk of unsteady strutting arrangement with control panel rotates the joint connection about through a third, the second end of unsteady strutting arrangement second rotating disk with control panel rotates the joint connection about through another third, two the third is controlled and is rotated articulated axis parallel.
The invention has the beneficial effects that: the two constraint mechanisms are rotatably connected with the fixed seat, the two rotating discs are rotatably connected with the two constraint mechanisms respectively, the second ends of the two rotating discs are mutually independent and are uniformly and respectively rotatably connected with the loaded object, the second ends of the two rotating discs are not coaxial, the front-back translation, the left-right translation and the left-right rotation can be realized, the motion in the horizontal plane can be mutually independent with the lifting motion in the vertical plane, the motion range of the loaded object is improved, and the operation experience is improved.
Drawings
Fig. 1 is a schematic perspective view of a floating support device according to the present embodiment;
fig. 2 is a schematic perspective exploded view of the floating support device of the present embodiment;
fig. 3 is a schematic perspective view of the first lifting link of the present embodiment;
fig. 4 is a schematic sectional view of the first lifting link of the present embodiment;
fig. 5 is a schematic view of a left-right rotation limiting structure of the lifting link of the present embodiment;
fig. 6 is a schematic view of another left-right rotation limiting structure of the lifting link of the present embodiment;
fig. 7 is a front view schematically showing a rotation lock structure of the control panel of the present embodiment;
fig. 8 is a schematic sectional view of a rotation locking structure of the control panel of the present embodiment;
fig. 9 is a schematic view of the movement state of the floating support device of the present embodiment when the control panel is at the highest position, wherein from top to bottom, three groups of drawings respectively show front and back translation, left and right translation, and left and right rotation, in each group of drawings, the upper part is a schematic view in front, and the lower part is a schematic view in top;
FIG. 10 is a schematic perspective view of a planar floating support;
FIG. 11 is a schematic perspective exploded view of the planar floating support;
fig. 12-14 are schematic structural views of three kinds of lifting links, respectively.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. In addition, the terms "connected" and "coupled" when used herein, unless otherwise indicated, include both direct and indirect connections.
The invention provides a floating support device which can realize full floating operation of a carried object in a space, such as up-down lifting, front-back translation, left-right rotation and the like; the floating support device can be simplified into a floating support device in a plane, and floating operation of a carried object in the plane, such as front-back translation, left-right rotation and the like, can be realized. The floating support device can be applied to display equipment of an ultrasonic diagnostic apparatus and a control panel of the ultrasonic diagnostic apparatus.
In one embodiment, a floating support device is provided, which includes a fixing base, a first and a second independent constraining mechanisms, a first and a second independent rotating disks, wherein the first and the second constraining mechanisms have a mounting end and a connecting end, the first and the second rotating disks have a first end and a second end, the mounting ends of the first and the second constraining mechanisms are connected with the fixing base through a first left-right rotating joint, the first end of the first rotating disk and the connecting end of the first constraining mechanism are connected with the two connecting ends of the constraining mechanism through a second left-right rotating joint, the first end of the second rotating disk and the connecting end of the second constraining mechanism are connected through another second left-right rotating joint, the second end of the first rotating disk and the object to be loaded are connected through a third left-right rotating joint, and the second end of the second rotating disk and the object to be loaded are connected through another third left-right rotating joint The rotation axes of the two third left-right rotation joints are parallel, and the first and second rotating discs are kept horizontal under the constraint of the first and second constraint mechanisms.
The restraint mechanisms, the second left-right rotating joints and the rotating discs are in one-to-one correspondence, namely, the connecting end of each restraint mechanism is connected with the first end of the corresponding rotating disc through the corresponding second left-right rotating joint. The rotating discs are in one-to-one correspondence with the third left-right rotating joints, namely, the second end of each rotating disc is connected with the carried object through the corresponding third left-right rotating joint. The rotation axes of the two third left-right rotating joints are parallel, namely the two third left-right rotating joints are not coaxial. The loaded objects arranged on the two rotating discs can horizontally translate left and right, horizontally translate front and back, and horizontally rotate left and right, wherein the horizontal left and right translation refers to left and right translation in a horizontal plane, the horizontal front and back translation refers to front and back translation in the horizontal plane, and the horizontal left and right rotation refers to left and right rotation in the horizontal plane. Two restraint mechanisms can be coaxial and the fixing base is rotated and is connected, can be: the first and second constraint mechanisms can be connected with the fixed seat through the same first left-right rotating joint or can be rotationally connected with the fixed seat without a common shaft. Namely, the method can be as follows: the first restraint mechanism is connected with the fixed seat through a first left-right rotation joint, and the second restraint mechanism is connected with the fixed seat through another first left-right rotation joint.
Each left-right rotating joint and each up-down rotating joint comprises a shaft pin, a shaft core, a pin, a shaft hole or a hinge and the like which are in rotating fit with each other.
In one embodiment, the left-right rotation joint can connect a first part and a second part which rotate mutually, the left-right rotation locking structure comprises a gear disc, a gear block and an operating part for operating the gear block to move, the gear disc is arranged on the first part, the gear block is arranged on the second part, the operating part is connected with the gear block and controls the gear block to switch between a locking position and an unlocking position, and the gear block and the gear disc are meshed in the locking position; in the unlocked position, the toothed block and the toothed disc are disengaged. The tooth block can slide or rotate.
The left-right rotation locking structure is applied to left-right rotation locking between the rotating disc and the carried object, wherein the first part is the rotating disc, and the second part is the carried object. The left-right rotation locking structure is applied to left-right rotation locking between the rotating disc and the constraint mechanism, wherein the first part is the rotating disc, and the second part is the constraint mechanism.
The technical scheme of the invention is explained by taking a control panel applied to an ultrasonic diagnostic apparatus as an example. As shown in fig. 1 to 9, the floating support device includes two rotating discs 54, 55, two sets of lifting links 52, 53 and a fixed base 51, the two lifting links 52, 53 are both rotatably connected to the fixed base 51, first ends 557, 563 of the two rotating discs are rotatably connected to the two lifting links 52, 53, respectively, and second ends 548, 559 of the two rotating discs are not coaxial. The floating support device is arranged between a control panel of the ultrasonic diagnostic apparatus and the main machine body, the lower end of the floating support device is connected with the main machine body through a fixed seat 51, and the upper end of the floating support device is movably connected with the control panel through two rotating discs, so that the control panel has a floating function relative to the main machine body.
Two sets of lift links are defined as a first lift link 52 and a second lift link 53, respectively. The first lifting link 52 and the second lifting link 53 are provided independently of each other, and are each capable of swinging up and down. The first lifting link 52 has a first mounting end 529 and a first connecting end 526, and the first mounting end 529 is rotatably connected to the fixing base 51, so that the first lifting link 52 can rotate left and right relative to the fixing base 51. The second lifting link 53 has a second mounting end 539 and a second connection end 537, and the second mounting end 539 is rotatably connected to the fixing base 51, so that the second lifting link 53 can rotate left and right relative to the fixing base 51. The first rotating disk 54 and the second rotating disk 55 are provided independently of each other, and each have a first end and a second end. The first end 563 of the first rotary disk 54 is rotatably connected to the first connection end 526 of the first lift link 52, such that the first rotary disk 54 can rotate left and right relative to the first lift link 52. The first end 557 of the second rotary plate 55 is rotatably connected to the second connection end 537 of the second elevation link 53, so that the second rotary plate 55 can rotate left and right with respect to the second elevation link 53. The second end 548 of the first rotating disk 54 and the second end 559 of the second rotating disk 55 are both rotatably connected to the base 15 of the control panel, and the second ends of the two rotating disks are not coaxial when rotatably connected to the base 15. The first rotating disk 54 and the second rotating disk 55 are kept horizontal by the first and second elevation links. The horizontal lifting of the control panel is realized through the first lifting connecting rod and the second lifting connecting rod. Horizontal left-right rotation, horizontal front-back translation and horizontal left-right translation of the control panel are realized through left-right rotation of the first lifting connecting rod and the second lifting connecting rod and left-right rotation of the first rotating disc and the second rotating disc.
The first mounting end 529 of the first lifting link and the second mounting end 539 of the second lifting link may be hingedly connected to the mounting base 51 by the same Z-axis pin 515. The second link 537 of second lifting connecting rod can be equipped with the cylindrical axle core of Z direction, the first end 557 of second rolling disc can correspond and be equipped with the circular shaft hole of Z direction, the axle core upwards packs into the shaft hole, the cover has first gasket 571 and second gasket 572 on the axle core, the terminal surface of axle core has apron 573 through the screw fixation, the apron 573 embedding is fixed in the shaft hole of first end 557, thereby connect second link 537 and the first end 557 of second rolling disc of second lifting connecting rod integratively, and through the cooperation of axle core and shaft hole, realize that second lifting connecting rod and second rolling disc rotate around the rotation of Z axle and connect.
As shown in fig. 3 and 4, the first lifting link 52 and the second lifting link 53 have the same structure, and the structural composition of the first lifting link 52 will be described as an example. The first lifting connecting rod comprises a first mounting end 529, a first connecting end 526, a sliding rod 354 and a lower support 358, the sliding rod 354 is parallel to the lower support 358, two ends of the sliding rod 354 are hinged to the first mounting end and the first connecting end through a horizontal shaft pin 71 and a shaft pin 81 respectively, two ends of the lower support 358 are hinged to the first mounting end and the first connecting end through a horizontal shaft pin 75 and a shaft pin 85 respectively, and therefore a planar quadrilateral mechanism is formed, the first connecting end 526 is guaranteed to be always parallel to the first mounting end 529 in the lifting process, and horizontal lifting of the first rotating disc and the second rotating disc is achieved. In addition, a sliding rod 354 passes through a compression spring 356 and a damping assembly 355, the damping assembly 355 is hinged to a first mounting end 529 through a transmission rod 352, one end of the compression spring 356 is fixed to the sliding rod 354 or fixed to a first connecting end 526, the other end of the compression spring 356 is connected to the damping assembly 355, and the damping assembly 355 can move along the sliding rod 354 during lifting. Through the design, the load force value of the first connecting end 526 in the lifting process can be ensured to be relatively constant, and the first lifting connecting rod 52 has a certain damping force value, so that the control panel can be stably stopped at any position in the horizontal lifting process.
As shown in fig. 5, the left and right rotation ranges of the first and second lifting links 52, 53 relative to the fixing base 51 can be determined by the rotation limiting structure 68. The rotation limiting structure 68 comprises a limiting pin 684 fixed in the mounting end of the lifting connecting rod and a limiting groove 681 arranged in the fixing base, wherein the limiting pin 684 and the limiting groove 681 are horizontally arranged, the limiting pin is horizontally inserted into the limiting groove 681, and the left-right rotation range of the lifting connecting rod is limited by two groove sides of the limiting groove. As shown in fig. 6, in a variation of the limiting structure, the limiting structure 381 includes a limiting pin 3814 and a circular arc-shaped limiting groove 3811, the limiting pin 3814 is vertically arranged along the Z direction, the limiting groove is horizontally arranged, the limiting pin is vertically inserted into the limiting groove, and the left and right rotation range of the lifting link is limited by two groove edges of the limiting groove. Furthermore, in order to realize that the first and second lifting connecting rods can stop stably at any position in the left-right rotation process, a rotation damping device can be further arranged, for example, a pin is fixed in the mounting end of the lifting connecting rod and screwed to tightly press the Z-direction pin 515 of the fixing seat, so that the lifting connecting rod generates rotation damping relative to the fixing seat, the rotation damping can be adjusted by screwing or unscrewing the pin, and the left-right rotation position of the lifting connecting rod can be locked by other existing rotation locking structures.
The left and right rotation of the control panel can be locked and unlocked by the left and right rotation locking structure. The first rotary disk will now be described as an example. As shown in fig. 2, 7 and 8, the rotation locking structure includes a gear plate 583, a sliding gear block 65, a cable 62, a return spring 63 and a handle 61. The second end 548 of the first rotary disk 54 has a shaft core which extends upwardly through the shaft hole of the control panel base 15, and the gear plate 583 is fixed to the upper end surface of the shaft core. The slide tooth block 65 is provided in the slide groove 66 of the control panel and is slidable in the slide groove 66. The handle 61 and the sliding toothed block 65 are respectively connected to two ends of the pull cable 62, the return spring 63 is arranged in the sliding groove 66, and the sliding toothed block 65 and the groove edge of the sliding groove 66 are respectively connected to two ends of the return spring. In a normal state, the sliding gear block 65 is engaged with the gear disc 583, and the rotation locking structure is in a locking state, at this time, the control panel cannot rotate left and right. After the handle is pulled, the sliding tooth block is disengaged from the gear disc and enters an unlocking state, and at the moment, the control panel can rotate left and right.
As shown in fig. 9, when the control panel translates back and forth, and is at the final position, the included angle between the first lifting link 52 and the second lifting link 53 is the smallest; in the process of pulling the control panel forwards, the included angle is gradually increased until the included angle is maximum; when the control panel is continuously pulled forwards, the included angle is gradually reduced. When the control panel translates left and right, and moves from the left limit position to the middle position, one side of the control panel translates forward to the right; when the control panel moves from the middle position to the right limit position, one side of the control panel translates backwards to the right side. When the control panel rotates left and right, in the left limit position, the first gear wheel 583 on the first rotary disc 54 may be located behind the second gear wheel 593 on the second rotary disc 55; in the right extreme position, the first gear disc 583 may be located forward of the second gear disc 593.
In this embodiment, the first and second lifting links have a degree of freedom of rotation in the left-right direction, the first and second rotating disks have a degree of freedom of rotation in the left-right direction, the control panel has a degree of freedom of rotation in the left-right direction with respect to the first and second ends, and the first and second lifting links have a degree of freedom of lifting with respect to the fixing base, and lock any three degrees of freedom of rotation and any one degree of freedom of lifting, that is, lock of the floating support device at any position can be achieved.
In the embodiment, the floating support device has six rotational degrees of freedom and two lifting degrees of freedom, so that the floating support device has a larger operation range and better linkage flexibility. Each component of the floating device can be designed in a modularized mode, so that the structure is simpler, the number of parts is reduced, the cost is reduced, and the floating device is convenient to maintain.
The floating support may also be simplified as an in-plane floating support. As shown in fig. 10 and 11, the floating device includes a first rotating plate 34, a second rotating plate 35, a first connecting rod 32, a second connecting rod 33 and a fixed seat 31. The first link 32 is horizontally arranged, and the mounting end of the first link is rotatably connected with the fixed seat 31, so that the first link can horizontally rotate left and right relative to the fixed seat. The second connecting rod 33 is horizontally arranged, and the mounting end of the second connecting rod is rotatably connected with the fixed seat 31, so that the second connecting rod can horizontally rotate left and right relative to the fixed seat. A first end of the first rotary disk 34 is rotatably connected to the connecting end of the first link 32 so that the first rotary disk can rotate left and right relative to the first link. A first end of the second rotary disk 35 is rotatably connected to the connecting end of the second link 33, so that the second rotary disk can rotate left and right with respect to the second link. The second end 348 of the first rotating disk and the second end 359 of the second rotating disk are both rotatably connected to the base 15 of the control panel, so that the control panel can rotate relative to the first rotating disk and the second rotating disk.
The first mounting end 329 of the first link and the second mounting end 339 of the second link may be hinged to the fixing base 31 by the same Z-axis pin 315. Second link 337 of second connecting rod can be equipped with Z to cylindrical axle core, first end 357 of second rolling disc can correspond and be equipped with Z to circular shaft hole, the axle core upwards packs into the shaft hole, the cover has first gasket 371 and second gasket 372 on the axle core, the terminal surface of axle core has apron 373 through the screw fixation, apron 373 imbeds in being fixed in the shaft hole of first end 357, thereby connect second link 337 and first end 357 integratively, and through the cooperation in axle core and shaft hole, realize that the rotation of second connecting rod and second rolling disc is connected. The second end 348 of the first rotating disc is provided with a Z-direction shaft core, the base 15 is correspondingly provided with a shaft hole, the shaft core upwards penetrates through the shaft hole, a first gasket 381 and a second gasket 382 are sleeved on the shaft core, and then the gear disc 383 is fixed on the upper end surface of the shaft core through screws.
As shown in fig. 12, it is a first variation of the lifting link. This lifting link includes installation end 351, link 359, side link 3510 and belt 3511, and the belt is tight on belt pulley 3512, and one end and a belt pulley of side link 3510 rotate with the installation end through a pivot and are connected, and the other end of side link 3510 and another belt pulley rotate with the link through another pivot and are connected. The rotating disc is rotatably connected with the connecting end, and the rotating disc is kept horizontal under the constraint of the lifting connecting rod.
As shown in fig. 13, it is a second variation of the lifting link. The lifting connecting rod comprises a mounting end 351, a connecting end 359, a side link 3510 and a rope 3513, wherein two ends of the side link 3510 are hinged with the mounting end 351 and the connecting end 359 through a shaft pin 3517 and a shaft pin 3518 respectively, two ends of the rope 3513 are connected with a cross bar 3516 of the mounting end and a cross bar 3516 of the connecting end respectively, and the middle part 3515 of the rope is supported on a supporting plate 3514 in the middle of the side link. The rotating disc is rotatably connected with the connecting end, and the rotating disc is kept horizontal under the constraint of the lifting connecting rod.
As shown in fig. 14, it is a third variation of the lifting link. The lifting connecting rod comprises a mounting end 351, a connecting end 359 and a side link 3510, wherein two ends of the side link 3510 are respectively hinged with the mounting end and the connecting end. The rotating disc is rotatably connected with the connecting end, and the rotating disc is kept horizontal under the constraint of the lifting connecting rod.
In order to realize the stable stop of the loaded objects such as a control panel and display equipment at any lifting position, the loaded objects can be designed into a lifting connecting rod with damping balance, such as a gas spring form, a tension spring form, a pressure spring form, a constant force spring form (such as a coil spring form), a torsion spring form or an internal friction damping structure, and the like, namely, the locking structure of the lifting position can adopt the existing technical scheme.
For the floating support device, the floating support device comprises two constraint mechanisms, two rotating discs and a fixed seat. The two constraint mechanisms are rotatably connected with the fixed seat, the first ends of the two rotating discs are rotatably connected with the two constraint mechanisms respectively, the second ends of the two rotating discs are rotatably connected with the carried object respectively, the second ends of the two rotating discs are not coaxial, and the two rotating discs are kept horizontal under the constraint of the two constraint mechanisms, so that the horizontal lifting, horizontal front-back translation, horizontal left-right translation and horizontal left-right rotation of the carried object can be realized. The restraint mechanism is a lifting connecting rod of the above types or other mechanisms which can realize lifting and ensure that the rotating disc is horizontal. When the control panel floats in the space or the plane, the two rotating disks do not interfere with each other.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the invention is not to be considered limited to those descriptions. It will be apparent to those skilled in the art that a number of simple derivations or substitutions can be made without departing from the inventive concept.
Claims (11)
1. A floating support device is used for bearing a loaded object and is characterized by comprising a fixed seat, a first constraint mechanism and a second constraint mechanism which are independent of each other, a first rotating disc and a second rotating disc which are independent of each other, wherein each constraint mechanism is provided with a mounting end and a connecting end, each rotating disc is provided with a first end and a second end, the mounting end of each constraint mechanism is connected with the fixed seat through a first left-right rotating joint, the first end of the first rotating disc is connected with the connecting end of the first constraint mechanism through a second left-right rotating joint, the first end of the second rotating disc is connected with the connecting end of the second constraint mechanism through another second left-right rotating joint, the second end of the first rotating disc is connected with the loaded object through a third left-right rotating joint, and the second end of the second rotating disc is connected with the loaded object through another third left-right rotating joint, the rotation axes of the two third left-right rotation joints are parallel, and the first and second rotating discs are kept horizontal under the constraint of the first and second constraint mechanisms.
2. The floating support device of claim 1, wherein said first and second restraining mechanisms each comprise a horizontally disposed link, and wherein the mounting ends of both said links are pivotally connected to said mounting base by a common Z-axis pin.
3. The floating support device of claim 1, further comprising a rotation limiting structure capable of limiting a range of rotation angles of the left and right revolute joints.
4. The floating support apparatus of claim 1 wherein each of said first and second restraint mechanisms has an elevator portion connecting said mounting end and said connecting end, said elevator portion being connected to said mounting end by an up-and-down revolute joint.
5. The floating support device of claim 4, wherein the elevating part comprises a first side link and a second side link, both ends of the first side link are respectively hinged with the mounting end and the connecting end through horizontally arranged shaft pins, both ends of the second side link are respectively hinged with the mounting end and the connecting end through horizontally arranged shaft pins, the first side link and the second side link are parallel, and the first side link, the second side link, the mounting end and the connecting end constitute a parallelogram mechanism.
6. The floating support device of claim 5, wherein the first frame bar is sleeved on a damping assembly, the damping assembly is hinged with the mounting end through a transmission rod, the damping assembly is connected with one end of an elastic body, and the other end of the elastic body is fixed with the connecting end or the first frame bar.
7. The floating support apparatus of claim 4, wherein the rotational degrees of freedom of three left and right revolute joints among the left and right revolute joints can be locked by a left and right rotation locking structure; in each of the up-down rotary joints, the rotational degree of freedom of one up-down rotary joint can be locked by the up-down rotation locking structure.
8. The floating support device according to any one of claims 1 to 7, wherein the left-right rotation joint connects a first portion and a second portion which are rotatable with each other, the left-right rotation locking structure includes a gear plate provided at the first portion, a tooth block provided at the second portion, and an operating portion which operates the tooth block to move, the operating portion being connected to the tooth block and controlling the tooth block to switch between a locking position where the tooth block and the gear plate are engaged, and an unlocking position; in the unlocked position, the toothed block and the toothed disc are disengaged.
9. A floating type object to be carried, comprising an object to be carried body, and characterized by further comprising the floating support device of any one of claims 1 to 8, wherein the second end of the first rotating disk of the floating support device is connected with the object to be carried body through a third left-right rotating joint, the second end of the second rotating disk of the floating support device is connected with the object to be carried body through another third left-right rotating joint, and the rotating axes of the two third left-right rotating joints are parallel.
10. The floating object of claim 9, wherein the object body is a control panel of an ultrasound device or a display device of an ultrasound device.
11. An ultrasonic device, comprising a control panel and a main body, characterized in that it further comprises a floating support device as claimed in any one of claims 1-8, the fixed seat of the floating support device is connected with the main body, the second end of the first rotating disk of the floating support device is connected with the control panel through a third left-right rotating joint, the second end of the second rotating disk of the floating support device is connected with the control panel through another third left-right rotating joint, and the rotating axes of the two third left-right rotating joints are parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811637418.8A CN111374699A (en) | 2018-12-29 | 2018-12-29 | Floating support device, floating carried object and ultrasonic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811637418.8A CN111374699A (en) | 2018-12-29 | 2018-12-29 | Floating support device, floating carried object and ultrasonic equipment |
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| CN111374699A true CN111374699A (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811637418.8A Pending CN111374699A (en) | 2018-12-29 | 2018-12-29 | Floating support device, floating carried object and ultrasonic equipment |
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