CN218391562U - Operating bed and adjusting mechanism - Google Patents
Operating bed and adjusting mechanism Download PDFInfo
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- CN218391562U CN218391562U CN202221206270.4U CN202221206270U CN218391562U CN 218391562 U CN218391562 U CN 218391562U CN 202221206270 U CN202221206270 U CN 202221206270U CN 218391562 U CN218391562 U CN 218391562U
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Abstract
The utility model provides an operation table and adjustment mechanism, operation table are including the bed body, and the bed body includes first plate body and second plate body, adjusts the structure and includes first joint and second joint, and first joint is installed in first plate body, and the second joint is installed in the second plate body, and the second joint rotates with first joint to be connected. The first joint is provided with a first matching surface facing the second joint, the second joint is provided with a second matching surface facing the first joint, when the second joint rotates relative to the first joint, the second matching surface rotates relative to the first matching surface along with the second joint, the first matching surface is provided with a first limiting portion, the second matching surface is provided with a second limiting portion, the first limiting portion and the second limiting portion are limited in the whole formed by the first joint and the second joint, the appearance of the first limiting portion and the appearance of the second limiting portion are invisible, and the first limiting portion and the second limiting portion are matched to limit the rotation angle of the second joint relative to the first joint. The provided operating bed has good appearance consistency.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to operation table and adjustment mechanism.
Background
Currently, medical equipment has relatively rotatable joints, and in the case of an operating bed, a leg plate assembly of the operating bed is usually configured to rotate relative to a waist plate assembly. The leg board subassembly of current operation table adopts at revolute joint department installation screw mostly, and when leg board subassembly rotated the assigned position, screw butt waist board subassembly formed spacingly, to the screw, it is visual visible, influences the whole uniformity of operation table outward appearance, and convex screw or bulge are difficult clean moreover, also influence the disinfection.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an operation table and adjustment mechanism.
The utility model provides an operating table in a first aspect, which comprises a table body, wherein the table body comprises a first plate body, a second plate body and an adjusting mechanism for connecting the first plate body and the second plate body, the adjusting mechanism comprises a first joint and a second joint, the first joint is arranged on the first plate body, and the second joint is arranged on the second plate body; the second joint is rotationally connected with the first joint, the first joint is provided with a first matching surface facing the second joint, the second joint is provided with a second matching surface facing the first matching surface, and when the second joint rotates relative to the first joint, the second matching surface follows the second joint to rotate relative to the first matching surface;
the first limiting part and the second limiting part are limited in the whole formed by the first joint and the second joint, so that the first limiting part and the second limiting part are invisible to the outside, and the first limiting part and the second limiting part are matched to limit the rotation angle of the second joint relative to the first joint.
The adjusting mechanism provided by the second aspect of the present invention is installed on an operating bed, the operating bed includes a bed body, the bed body includes a first plate body and a second plate body, the adjusting mechanism includes a first joint and a second joint, the first joint is installed on the first plate body, and the second joint is installed on the second plate body;
the second joint is rotationally connected with the first joint, the first joint is provided with a first matching surface facing the second joint, the second joint is provided with a second matching surface facing the first matching surface, and when the second joint rotates relative to the first joint, the second matching surface follows the second joint to rotate relative to the first matching surface;
the first limiting part and the second limiting part are limited in the whole formed by the first joint and the second joint, and the first limiting part and the second limiting part are matched to limit the rotation angle of the second joint relative to the first joint.
The utility model discloses adjustment mechanism that third aspect provided, include:
the connecting assembly comprises a connecting piece and a first joint arranged on the connecting piece;
the rotating assembly comprises a rotating part and a second joint arranged on the rotating part, the second joint is rotationally connected with the first joint, the first joint is provided with a first matching surface facing the second joint, the second joint is provided with a second matching surface facing the first joint, and when the second joint rotates relative to the first joint, the second matching surface follows the second joint to rotate relative to the first matching surface;
the first limiting part and the second limiting part are limited in the whole formed by the first joint and the second joint, so that the first limiting part and the second limiting part cannot be seen in appearance, and the first limiting part and the second limiting part are matched to limit the rotation angle of the second joint relative to the first joint.
According to the above technical scheme, the utility model provides an operation table and adjustment mechanism, it is inboard through setting up first spacing portion in the outline of first fitting surface, set up the spacing portion of second in the outline of second fitting surface inboard, first spacing portion and the spacing portion of second are restricted in the whole inside that first joint and second joint formed, can satisfy under spacing the condition, first spacing portion and the spacing portion of second hide between first fitting surface and second fitting surface, the outward appearance is invisible, make the outward appearance uniformity of operation table good, and first spacing portion and the spacing portion of second do not influence the operation table cleanness and disinfection moreover.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.
Fig. 1 is a schematic structural view of an operating table according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a leg plate assembly according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a first joint according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a second joint according to an embodiment of the present invention;
fig. 5 is a schematic view of the first joint and the second joint according to another embodiment of the present invention;
fig. 6 is a schematic structural diagram of a first toothed disc and a second toothed disc according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a first toothed disc and a second toothed disc according to an embodiment of the present invention;
fig. 8 is a schematic view illustrating a first bump and a second bump according to an embodiment of the present invention;
FIG. 9 is a schematic view of the first tab shown in FIG. 8 rotated ninety degrees relative to the second tab;
fig. 10 is a schematic view of a leg plate rotated ninety degrees according to an embodiment of the present invention;
fig. 11 is a schematic connection diagram of a first joint and a second joint according to an embodiment of the present invention;
fig. 12 is a schematic cross-sectional view of the structure shown in fig. 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the embodiment of the present invention provides an operating bed 300 and an adjusting mechanism for the operating bed, the proposed operating bed 300 includes a base 100 and a bed body 200 installed on the base 100, and the bed body 200 is used for supporting a patient. Optionally, the base 100 is provided with a lifting structure for adjusting the height of the bed 200.
As shown in fig. 1 to 4, in some embodiments, the bed 200 includes a first plate assembly 30 and a second plate assembly 40, the first plate assembly 30 includes a first plate 31 and a first joint 32 mounted on the first plate 31, the second plate assembly 40 includes a second plate 41 and a second joint 42 mounted on the second plate 41, and the second joint 42 is rotatably connected to the first joint 32. The first joint 32 and the second joint 42 form the above-described adjustment mechanism for the surgical bed.
The first joint 32 has a first engagement surface 321 facing the second joint 42, the second joint 42 has a second engagement surface 421 facing the first joint 32, and when the second joint 42 rotates relative to the first joint 32, the second engagement surface 421 follows the second joint 42 to rotate relative to the first engagement surface 321. The first position-limiting portion 322 is disposed inside the outer contour of the first matching surface 321, the second position-limiting portion 422 is disposed inside the outer contour of the second matching surface 421, the first position-limiting portion 322 and the second position-limiting portion 422 are limited inside the whole formed by the first joint 32 and the second joint 42, so that the first position-limiting portion 322 and the second position-limiting portion 422 are invisible, and the first position-limiting portion 322 and the second position-limiting portion 422 are matched to limit the rotation angle of the second joint 42 relative to the first joint 32.
The first position-limiting portion 322 is disposed inside the outer contour of the first matching surface 321, which means that a projection of an outer edge of the first matching surface 321 in a normal direction forms a contour, a projection of the first position-limiting portion 322 in the normal direction of the first matching surface 321 is located inside the contour and spaced from an edge of the outer contour, or a projection of the first position-limiting portion 322 in the normal direction of the first matching surface 321 is located inside the outer contour and one side of the first position-limiting portion 322 is flush with the edge of the outer contour.
Alternatively, the first plate assembly 30 is a waist plate assembly, the first plate body 31 is a waist plate, the second plate assembly 40 is a leg plate assembly, and the second plate body 41 is a leg plate. Of course, the first plate assembly 30 is not limited to a waist plate assembly, and the second plate assembly 40 is not limited to a leg plate assembly, for example, the first plate assembly 30 may be a back plate assembly, the second plate assembly 40 may be an arm support plate assembly, or the second plate assembly 40 may be other functional modules mounted on the bed 200, which may be determined according to actual design requirements.
The first mating surface 321 and the second mating surface 421 are not particularly flat, and may be surfaces having a groove or a tooth shape, and the first mating surface 321 and the second mating surface 321 are not limited to surfaces within all area ranges and may be partially surfaces.
The embodiment of the utility model provides an operating table 300, through setting up first spacing portion 322 in the profile inboard of first fitting surface 321, set up spacing portion 422 of second in the profile inboard of second fitting surface 421, first spacing portion 322 and the spacing portion 422 of second are restricted in the whole inside that first joint 32 and second joint 42 formed, under can satisfying spacing circumstances, first spacing portion 322 and the spacing portion 422 of second hide between first fitting surface 321 and second fitting surface 421, the outward appearance is invisible, make operating table 300's outward appearance uniformity good, and first spacing portion 322 and the spacing portion 422 of second do not influence operating table 300 cleanness and disinfection.
As shown in fig. 2 to 4, in some embodiments, the second joint 42 rotates around the rotation axis L relative to the first joint 32, the first engagement surface 321 and the second engagement surface 421 are stacked in the direction of the rotation axis L, and when the second joint 42 rotates around the rotation axis L relative to the first joint 32, the second engagement surface 421 is driven to rotate around the rotation axis L relative to the first engagement surface 321. The L axis may be a virtual axis or a physical axis, and is not limited in particular here. Illustratively, when the first plate assembly 30 is a waist plate assembly and the second plate assembly 40 is a leg plate assembly, the second joint 42 rotates in a horizontal plane relative to the first joint 32 and the axis of rotation L extends in a vertical direction.
It should be noted that, the first matching surface 31 and the second matching surface 421 are not limited to be arranged in a stacked manner in the direction of the rotating shaft L, for example, in some other embodiments, as shown in fig. 5, the first matching surface 321 and the second matching surface 421 are also arranged in a stacked manner in the direction perpendicular to the rotating shaft L, as long as the first limiting portion 322 and the second limiting portion 422 are limited inside the whole formed by the first joint 32 and the second joint 42, so that the first limiting portion 322 and the second limiting portion 422 are invisible, at this time, the second limiting portion 422 is a protrusion, the first limiting portion 322 is a groove extending in the rotating direction, the second limiting portion 422 is inserted into the first limiting portion 322 and can rotate in the extending direction of the first limiting portion 322, and at the same time, when the second limiting portion 322 rotates to the end surface of the groove, the end surface of the first limiting portion 322 can limit the position.
As shown in fig. 3 and 4, in some embodiments, the first mating surface 321 has a first enclosing portion 323 with a closed circumference and a first position-limiting portion 322 disposed inside the first enclosing portion 323, the second mating surface 421 has a second enclosing portion 423 with a closed circumference and a second position-limiting portion 422 disposed inside the second enclosing portion 423, the inside of the first enclosing portion 323 is a concave portion 101, when the first mating surface 321 and the second mating surface 421 are mated with each other, the first enclosing portion 323 and the second enclosing portion 423 are butted against each other, and both the first position-limiting portion 322 and the second position-limiting portion 422 are accommodated in the concave portion 101. It should be noted that the concave portion 101 is not limited to be disposed inside the first enclosing portion 323, for example, in some other embodiments, the concave portion 101 is disposed inside the second enclosing portion 423.
For example, in some other embodiments, the first mating surface 321 has a first concave portion 101a and a first enclosing portion 323 enclosing the first concave portion 101a in the circumferential direction, the second mating surface 421 has a second concave portion 101b and a second enclosing portion 423 enclosing the second concave portion 101b, the first position-limiting portion 322 is disposed in the first concave portion 101a, and the second position-limiting portion 422 is disposed in the second concave portion 101 b.
In the above embodiment, the first position-limiting portion 322 is disposed inside the first enclosing portion 323, the second position-limiting portion 422 is disposed inside the second enclosing portion 423, and at least one of the first enclosing portion 323 and the second enclosing portion 423 is the concave portion 101, when the first mating surface 321 and the second mating surface 421 are mated with each other, the first enclosing portion 323 and the second enclosing portion 423 are butted with each other, so that a closed space can be formed to block the first position-limiting portion 322 and the second position-limiting portion 422, and the first position-limiting portion 322 and the second position-limiting portion 422 are invisible.
As shown in fig. 3 and 4, in some embodiments, the first enclosing portion 323 has a first gear ring 3231 thereon, the second enclosing portion 423 has a second gear ring 4231 thereon, and the first gear ring 3231 and the second gear ring 4231 are engaged with each other when the first joint 32 and the second joint 42 are connected to each other. In this embodiment, by providing the first ring gear 3231 and the second ring gear 4231, after the second plate 41 rotates to a predetermined position with respect to the first plate 31, the first joint 32 and the second joint 42 can be locked by the engagement between the first ring gear 3231 and the second ring gear 4231, and the second plate 41 is prevented from rotating with respect to the first plate 31 when struck by an external force.
As shown in fig. 3, in some embodiments, the first joint 32 includes a first joint 324 and a first gear plate 325 connected to the first joint 324, and the first engagement surface 321 and the first position-limiting portion 322 are disposed on the first gear plate 325. Alternatively, first toothed disc 325 and first connector 324 may be integrally formed, or may be separately provided and assembled together by mechanical connection, such as by screwing or snapping or pinning or welding.
As shown in fig. 4, in some embodiments, the second joint 42 includes a second joint 424 and a second toothed plate 425 connected to the second joint 424, and the second mating surface 421 and the second position-limiting portion 422 are disposed on the second toothed plate 425. Alternatively, the second gear 425 and the second joint 424 may be integrally formed, or may be separately provided and assembled together by mechanical connection, such as by screwing or snapping or pinning or welding.
It should be noted that the first joint 32 may not be provided with the first toothed disc 325, the first limiting portion 322 is directly formed on the first joint 324, the second joint 42 may not be provided with the second toothed disc 425, and the second limiting portion 422 is directly formed on the second joint 424.
As shown in fig. 3 and 4, in some embodiments, the first connector 324 includes a first extending portion 3241 and a second extending portion 3242 spaced apart from the first extending portion 3241, the first mating surface 321 is disposed on a side of the first extending portion 3241 facing the second extending portion 3242, the second connector 424 is provided with a second mating surface 421, and a portion of the second connector 424 provided with the second mating surface 421 is sandwiched between the second extending portion 3242 and the first mating surface 321. That is, in the present embodiment, the second connector 424 is sandwiched between the first extension portion 3241 and the second extension portion 3242 of the first connector 324. In this embodiment, the rotation of the second joint 424 may be more stabilized by the restriction of the first and second extensions 3241 and 3242.
It should be noted that in some other embodiments, the second connector 424 may also include a first extending portion 3241 and a second extending portion 3242, and the first connector 324 is sandwiched between the first extending portion 3241 and the second extending portion 3242 of the second connector 424.
It should also be noted that the first connector 324 is not limited to be disposed to include the first extension portion 3241 and the second extension portion 3242, for example, in some other embodiments, the first connector 324 and the second connector 424 may be disposed in a stacked arrangement, i.e., one of the first connector 324 and the second connector 424 is disposed on the top or the bottom of the other.
As shown in fig. 3 and 4, in some embodiments, the first position-limiting portion 322 and the second position-limiting portion 422 are the protrusions 102. It should be noted that the first position-limiting portion 322 and the second position-limiting portion 422 are not limited to the above arrangement, for example, in some other embodiments, one of the first position-limiting portion 322 and the second position-limiting portion 422 is the protrusion 102, the other of the first position-limiting portion 322 and the second position-limiting portion 422 is an arc-shaped groove (see fig. 5), and the protrusion 102 is movably embedded in the arc-shaped groove.
As shown in fig. 3 and 4 and fig. 7 to 9, in some embodiments, the first position-limiting portion 322 is a first protrusion 102a disposed on the first engaging surface 321, the second position-limiting portion 422 is a second protrusion 102b disposed on the second engaging surface 422, the first protrusion 102a is disposed on a rotation path of the second protrusion 102b along with the second joint 42, and the second protrusion 102b can rotate to a position abutting against the first protrusion 102 a.
In some embodiments, the number of the first bumps 102a and/or the second bumps 102b is two, and the distance between two first bumps 102a and/or two second bumps 102b satisfies: the second joint 42 is rotated about the rotation axis L by an angle of 90 deg. + -2 deg. with respect to the first joint 32, and more preferably by 90 deg., to achieve a 90 deg. rotation of the leg board assembly in a horizontal direction with respect to the waist board assembly. It should be noted that the distance between the two first protrusions 102a and/or the two second protrusions 102b can be adjusted as needed to realize different rotation angles.
As shown in fig. 6 and 7, in some embodiments, the first engagement surface 321 has two first protrusions 102a, and the two first protrusions 102a are spaced apart from each other, wherein one of the first protrusions 102a rotates around the rotation axis of the first joint 32 by a degree α and then coincides with the other first protrusion 102 a. The second matching surface 421 has two second protrusions 102b, the two second protrusions 102b are disposed at intervals, one of the second protrusions 102b rotates around the rotation axis of the second joint 42 by a degree α to coincide with the other second protrusion 102b, and the shapes of the first protrusion and the second protrusion are the same. In this embodiment, the first toothed disc 325 and the second toothed disc 425 have the same structure, and for the first toothed disc 325 and the second toothed disc 425 of the left leg plate assembly and the first toothed disc 325 and the second toothed disc 425 of the right leg plate assembly, only the toothed discs of the same specification need to be machined during machining, and when the first toothed disc 325 and the second toothed disc 425 are assembled to the left second plate 41 assembly 40 and the right second plate 41 assembly 40, only the orientation and the angle of the toothed discs need to be adjusted.
In some embodiments, the first protrusion 102a and the second protrusion 102b include a first side and a second side opposite to the first side in the rotation direction of the second joint 42, and a line connecting the first side and the rotation axis L forms an angle β with a line connecting the second side and the rotation axis L. Where α -2 β is the angle of rotation of first joint 32 relative to second joint 42, preferably α -2 β =90 ° ± 2 °.
As shown in fig. 6 and 7, in some embodiments, α is 150 degrees and β =29.8 °. Optionally, the cross-sectional profiles of the first protrusion 102a and the second protrusion 102b are both fan-shaped, the first protrusion 102a and the second protrusion 102b include a first side surface 103 and a second side surface 104 opposite to the first side surface 103 in the rotation direction of the second plate body 41, and an included angle β is formed between a connection line of the first side surface 103 and the rotation axis L and a connection line of the second side surface 104 and the rotation axis L. It should be noted that the cross-sectional profiles of the first protrusion 102a and the second protrusion 102b are not limited to fan-shaped ring shapes, but may be circular or other shapes as long as the connecting line of the first side and the rotation axis L forms an angle β =29.8 ° with the connecting line of the second side and the rotation axis L. In this embodiment, when the assembly of the second plate 41 and the assembly of the first plate 31 30 is completed, the second plate 41 can be rotated between 0 degrees and 90 degrees with respect to the first plate 31.
As shown in fig. 2 and 8-10, fig. 2 and 8-10 show the cooperation of the first protrusion 102a and the second protrusion 102b when the second plate 41 rotates between 0 degrees and 90 degrees relative to the first plate 31. As can be seen from fig. 2 and 7-9, the interaction between the first protrusion 102a and the second protrusion 102b limits the rotation of the second plate 41 between 0 degrees and 90 degrees relative to the first plate 31 by setting the above dimensions.
It should be noted that, according to different actual usage requirements, the angle α and the angle β may also be selected from other angles, so that the second plate 41 can rotate relative to the first plate 31 in other angle ranges.
As shown in fig. 11 and 12, in some embodiments, the surgical bed 300 further comprises a locking mechanism 50, wherein the locking mechanism 50 is mounted to the first joint 32 and the second joint 42, and the first joint 32 and the second joint 42 can be locked or unlocked by operating the locking mechanism 50. In use, a doctor operates the locking mechanism 50 to release the first joint 32 and the second joint 42, then rotates the second plate 41 to a specified position, and after the second plate 41 is rotated to the specified position, the doctor operates the locking mechanism 50 to lock the first joint 32 and the second joint 42, so as to limit the rotation of the second plate 41.
In some embodiments, the first joint 32 is provided with a first assembling hole 326 extending along the direction of the rotating shaft, the second joint 42 is provided with a second assembling hole 426 extending along the vertical direction, the locking mechanism 50 includes a locking shaft 51 and a locking handle 52, the locking shaft 51 includes a first end 511 and a second end 512 opposite to the first end 511, the locking shaft 51 is disposed through the first assembling hole 326 and the second assembling hole 426, the first end 511 of the locking shaft 51 is provided with an abutting portion 51a, the abutting portion abuts against one side of the second joint 42 opposite to the second matching surface 421, the second end 512 of the locking shaft 51 is provided with an external thread, and the locking handle 52 is disposed on one side of the first joint 32 opposite to the first matching surface 321 and is in threaded fit with the second end 512 of the locking shaft 51. In this embodiment, the locking handle 52 is disposed at the bottom of the first joint 32, so that the locking handle 52 can be hidden, and the overall appearance consistency of the operating table 300 is good.
As shown in fig. 1 to 12, the embodiment of the present invention further provides an adjusting mechanism, the adjusting mechanism includes a connecting assembly 30 'and a rotating assembly 40', the connecting assembly 30 'includes a connecting member 31' and a first joint 32 installed on the connecting member 31', the rotating assembly 40' includes a rotating member 41 'and a second joint 42 installed on the rotating member 41', the second joint 42 is rotatably connected to the first joint 32, the first joint 32 has a first mating surface 321 facing the second joint 42, the second joint 42 has a second mating surface 421 facing the first joint 32, and when the second joint 42 rotates relative to the first joint 32, the second mating surface 421 follows the second joint 42 to rotate relative to the first mating surface 321. The first position-limiting portion 322 is disposed on the inner side of the outer contour of the first fitting surface 321, the second position-limiting portion 422 is disposed on the inner side of the outer contour of the second fitting surface 421, the first position-limiting portion 322 and the second position-limiting portion 422 are limited in the whole formed by the first joint 32 and the second joint 42, so that the first position-limiting portion 322 and the second position-limiting portion 422 are invisible, and the first position-limiting portion 322 and the second position-limiting portion 422 are matched to limit the rotation angle of the second joint 42 relative to the first joint 32.
In some embodiments, the second joint 42 rotates around the rotation axis L relative to the first joint 32, the first engagement surface 321 and the second engagement surface 421 are stacked in a direction of the rotation axis L, and when the second joint 42 rotates around the rotation axis L relative to the first joint 32, the second engagement surface 421 is driven to rotate around the rotation axis L synchronously relative to the first engagement surface 321.
In some embodiments, the first mating surface 321 has a first concave portion 101a and a first enclosing portion 323 enclosing the first concave portion 101a in the circumferential direction, the second mating surface 421 has a second concave portion 101b and a second enclosing portion 423 enclosing the second concave portion 101b, the first position-limiting portion 322 is disposed in the first concave portion 101a, and the second position-limiting portion 422 is disposed in the second concave portion 101 b.
In some embodiments, the first enclosing portion 323 has a first gear ring 3231 thereon, the second enclosing portion 423 has a second gear ring 4231 thereon, and the first gear ring 3231 and the second gear ring 4231 are engaged with each other when the first joint 32 and the second joint 42 are connected to each other.
In some embodiments, the first engagement surface 321 has two first protrusions 102a, and the two first protrusions 102a are spaced apart from each other, wherein one of the first protrusions 102a is overlapped with the other first protrusion 102a after rotating around the rotation axis L of the first joint 32 by a degree α; the second mating surface 421 has two second protrusions 102b, the two second protrusions 102b are disposed at intervals, one of the second protrusions 102b rotates around the rotation axis L of the second joint 42 by a degree α to coincide with the other second protrusion 102b, and the first protrusion 102a and the second protrusion have the same shape.
Other specific structures of the first joint 32 and the second joint 42 refer to the above description of the embodiment of the adjusting mechanism related to the operating table, and are not described in detail here.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (22)
1. An adjusting mechanism is used on an operating table and is characterized in that the operating table comprises a table body, the table body comprises a first plate body and a second plate body, the adjusting mechanism comprises a first joint and a second joint, the first joint is installed on the first plate body, and the second joint is installed on the second plate body;
the second joint is rotationally connected with the first joint, the first joint is provided with a first matching surface facing the second joint, the second joint is provided with a second matching surface facing the first matching surface, and when the second joint rotates relative to the first joint, the second matching surface follows the second joint to rotate relative to the first matching surface;
the first limiting part and the second limiting part are limited in the whole formed by the first joint and the second joint, and the first limiting part and the second limiting part are matched to limit the rotation angle of the second joint relative to the first joint.
2. The adjustment mechanism of claim 1, wherein the first plate is a waist plate and the second plate is a leg plate.
3. The adjustment mechanism according to claim 1, wherein the second joint rotates relative to the first joint about a rotation axis, and the first mating surface and the second mating surface are stacked in a direction in which the rotation axis is located;
when the second joint rotates around the rotating shaft relative to the first joint, the second matching surface is driven to rotate around the rotating shaft synchronously relative to the first matching surface.
4. The adjusting mechanism according to claim 3, wherein the first mating surface has a first enclosing portion that is circumferentially closed, the first position-limiting portion is disposed inside the first enclosing portion, the second mating surface has a second enclosing portion that is circumferentially closed, the second position-limiting portion is disposed inside the second enclosing portion, one of the inside of the first enclosing portion and the inside of the second enclosing portion is a concave portion, when the first mating surface and the second mating surface are mated with each other, the first enclosing portion and the second enclosing portion are butted against each other, and both the first position-limiting portion and the second position-limiting portion are accommodated in the concave portion.
5. The adjusting mechanism according to claim 3, wherein the first engaging surface has a first concave portion and a first enclosing portion enclosing a circumference of the first concave portion, the second engaging surface has a second concave portion and a second enclosing portion enclosing the second concave portion, the first position-limiting portion is disposed in the first concave portion, and the second position-limiting portion is disposed in the second concave portion.
6. The adjustment mechanism of claim 5, wherein the first enclosure portion has a first gear ring thereon, and the second enclosure portion has a second gear ring thereon, the first gear ring and the second gear ring being intermeshed when the first joint and the second joint are interconnected.
7. The adjustment mechanism of claim 1, wherein the first joint comprises a first joint, the second joint comprises a second joint, the first joint comprises a first extension portion and a second extension portion spaced from the first extension portion, the first mating surface is disposed on a side of the first extension portion facing the second extension portion, the second joint is provided with the second mating surface, and a portion of the second joint provided with the second mating surface is sandwiched between the second extension portion and the first mating surface.
8. The adjustment mechanism of any one of claims 1 to 7, wherein the first and second limiting portions are projections; or, one of the first limiting part and the second limiting part is a convex block, the other of the first limiting part and the second limiting part is an arc-shaped groove, and the convex block is movably embedded in the arc-shaped groove.
9. The adjusting mechanism according to any one of claims 3 to 6, wherein the first position-limiting portion is a first protrusion disposed on the first engaging surface, the second position-limiting portion is a second protrusion disposed on the second engaging surface, the first protrusion is disposed on a rotation path of the second protrusion rotating with the second joint, and the second protrusion can rotate to a position abutting against the first protrusion.
10. The adjustment mechanism according to claim 9, wherein the number of the first and/or second cams is two, and the distance between two first and/or second cams is such that: the angle of the second joint rotating around the rotating shaft relative to the first joint is 88-92 degrees.
11. The adjusting mechanism of any one of claims 1 to 7, wherein the first matching surface is provided with two first protruding blocks, the two first protruding blocks are arranged at intervals, and one of the first protruding blocks is overlapped with the other first protruding block after rotating around the rotating shaft of the first joint for a degree; the second matching surface is provided with two second convex blocks, the two second convex blocks are arranged at intervals, one of the second convex blocks rotates around the rotating shaft of the second joint for alpha degrees and is superposed with the other second convex block, and the first convex block and the second convex block are identical in shape.
12. The adjustment mechanism of claim 11, wherein each of the first and second protrusions comprises a first side and a second side opposite the first side in the direction of rotation of the second joint, and wherein a line connecting the first side and the rotation axis and a line connecting the second side and the rotation axis form an angle β, wherein α -2 β =90 ° ± 2 °.
13. The adjustment mechanism of claim 12, wherein a is 150 ° and β is 29.8 °.
14. The adjustment mechanism of any one of claims 1 to 7, wherein the surgical bed further comprises a locking mechanism mounted to the first joint and the second joint, the first joint and the second joint being lockable or unlockable by operation of the locking mechanism.
15. The adjustment mechanism of claim 14, wherein the first joint is provided with a first fitting hole extending in a direction in which the rotation shaft is located, and the second joint is provided with a second fitting hole extending in the direction in which the rotation shaft is located, and the lock mechanism includes:
the lock shaft comprises a first end and a second end opposite to the first end, the lock shaft penetrates through the first assembly hole and the second assembly hole, the first end of the lock shaft is provided with a butting part, the butting part butts against one side, back to the second fitting surface, of the second joint, and the second end of the lock shaft is provided with an external thread;
and the locking handle is arranged on one side of the first joint back to the first matching surface and is in threaded fit with the second end of the lock shaft.
16. An adjustment mechanism for a medical device, the adjustment mechanism comprising:
the connecting assembly comprises a connecting piece and a first joint arranged on the connecting piece;
the rotating assembly comprises a rotating part and a second joint arranged on the rotating part, the second joint is rotationally connected with the first joint, the first joint is provided with a first matching surface facing the second joint, the second joint is provided with a second matching surface facing the first joint, and when the second joint rotates relative to the first joint, the second matching surface follows the second joint to rotate relative to the first matching surface;
the first joint and the second joint form a whole, and the first limiting part and the second limiting part are matched to limit the rotation angle of the second joint relative to the first joint.
17. The adjustment mechanism of claim 16, wherein the second joint rotates relative to the first joint about a rotation axis, and the first mating surface and the second mating surface are arranged in a stacked manner in a direction in which the rotation axis is located;
when the second joint rotates around the rotating shaft relative to the first joint, the second matching surface is driven to rotate around the rotating shaft synchronously relative to the first matching surface.
18. The adjustment mechanism according to claim 17, wherein the first engagement surface has a first recess and a first enclosing portion that encloses the first recess in a circumferential direction, the second engagement surface has a second recess and a second enclosing portion that encloses the second recess, the first position-limiting portion is disposed in the first recess, and the second position-limiting portion is disposed in the second recess.
19. The adjustment mechanism of claim 18, wherein the first enclosure portion has a first gear ring thereon, the enclosure portion has a second gear ring thereon, and the first gear ring and the second gear ring intermesh when the first joint and the second joint are interconnected.
20. The adjusting mechanism according to any one of claims 16 to 19, wherein the first mating surface is provided with two first protrusions, the two first protrusions are arranged at intervals, and one of the first protrusions is overlapped with the other first protrusion after rotating around the rotating shaft of the first joint for a degree; the second matching surface is provided with two second convex blocks which are arranged at intervals, one of the second convex blocks rotates around the rotating shaft of the second joint for alpha degrees to coincide with the other second convex block, and the first convex block and the second convex block are in the same shape.
21. An operating table comprising a first plate, a second plate, and the adjustment mechanism of any one of claims 1-15.
22. The surgical bed of claim 21, wherein the first plate is a lumbar plate and the second plate is a leg plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221206270.4U CN218391562U (en) | 2022-05-18 | 2022-05-18 | Operating bed and adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221206270.4U CN218391562U (en) | 2022-05-18 | 2022-05-18 | Operating bed and adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218391562U true CN218391562U (en) | 2023-01-31 |
Family
ID=85010554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221206270.4U Active CN218391562U (en) | 2022-05-18 | 2022-05-18 | Operating bed and adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218391562U (en) |
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2022
- 2022-05-18 CN CN202221206270.4U patent/CN218391562U/en active Active
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