CN216439541U - Lifting structure of ophthalmologic operation bed - Google Patents

Abstract

The utility model discloses a lifting structure of an ophthalmic operating bed, which comprises a bed frame and an underframe, wherein the bed frame comprises a supporting seat and a turnover seat arranged on the supporting seat in a turnover manner around the horizontal direction, the lifting structure comprises a telescopic rod, a lifting guide part and a follow-up part synchronously moving along with the lifting guide part, two end parts of the telescopic rod are arranged between the supporting seat and the underframe, the lifting guide part comprises a fixing part fixed on the underframe and a moving part fixed on the supporting seat and connected to the fixing part in a vertical sliding manner, the follow-up part is a telescopic part, two end parts are respectively connected to the turnover seat and the moving part in a rotating manner, and when the telescopic rod and the follow-up part stop moving, the turnover seat, the supporting seat and the underframe are relatively locked. The lifting and the angle of the operating bed can be synchronously or sequentially adjusted and then the overturning seat, the supporting seat and the underframe are relatively locked, so that the adjusting precision is ensured, and the success rate of the operation is improved.

Description

Lifting structure of ophthalmologic operation bed

Technical Field

The utility model belongs to the field of medical instruments, and particularly relates to a lifting structure of an ophthalmic operating table.

Background

It is well known that ophthalmology is the subject of study of diseases occurring in the visual system, including the eyeball and its associated tissues, and that many ophthalmic diseases such as vitreous, retinal diseases, ocular optics, glaucoma and optic neuropathy, cataracts, and the like are commonly studied.

However, patients who are operated in ophthalmology generally suffer from serious diseases which can affect the vision of eyes, in order to ensure the smooth progress and success rate of the operation, the patients need to make a proper posture aiming at the operation mode when the eye operation is performed, so that doctors can conveniently check and operate the patient, the height adjustment and the angle adjustment of the body of the patient need to be performed at any time and stably, once the adjustment is performed, if corresponding position limitation cannot be performed, a movable space exists, and thus, in the operation process, the operation of the doctors during the operation has errors due to the change of the position or the angle, and the success rate of the operation is affected.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide an improved lifting structure of an ophthalmic operating table.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides an ophthalmic surgery bed's elevation structure, ophthalmic surgery bed includes the bedstead, the chassis, the bedstead includes the supporting seat, set up the upset seat on the supporting seat round the horizontal direction upset, elevation structure includes the telescopic link, wherein the both ends setting of telescopic link is between supporting seat and chassis, especially, elevation structure still includes lift guide part, and along with lift guide part simultaneous movement's follow-up part, wherein lift guide part is including fixing the mounting on the chassis and fixing the moving part on the mounting and sliding connection about just on the supporting seat, follow-up part is telescopic part, and both ends rotate respectively and connect on upset seat and moving part, when telescopic link and follow-up part stop motion, the upset seat, a supporting seat, and chassis three relative locking.

Preferably, the follow-up part is obliquely arranged from top to bottom and is intersected with the telescopic rod. The arrangement is not only favorable for adjusting the inclination angle, but also can form the supporting force in the vertical direction, and is also favorable for locking the motion of the multiple connecting rods.

Furthermore, the vertical distance from the upper end part of the follow-up component to the rotating center of the turnover seat and the supporting seat is smaller than the vertical distance from the lower end part to the rotating center. Thus, the installation space is further reduced on the premise of ensuring that the angle adjustment and the height adjustment form relative locking.

According to a specific implementation and preferred aspect of the utility model, the fixed part comprises a frame plate fixed on the underframe and a guide matching part arranged on the frame plate, and the upper end part of the movable part is fixed on the supporting seat and is in relative motion matching with the guide matching part. The layout and the installation of the guide component are convenient.

Preferably, the frame plate has two and corresponds the setting in relative both sides, and direction cooperation portion is the direction roller train of setting between the frame plate of both sides, and the moving part is platelike, and from both sides slip laminating at the inner wall of two frame plates, and the direction roller train includes a plurality of guide rollers, and corresponds the setting in the relative both sides of moving part.

Furthermore, every two guide rollers form a pair, the guide roller groups are divided into four pairs, the four pairs of guide roller groups are correspondingly distributed on the upper parts of the two frame plates in pairs, the four pairs of guide roller groups form a movement area, and the movable part is positioned in the movement area and is arranged on the wheel surface of the guide rollers in a sliding manner from opposite side surfaces. Therefore, the guide and the limitation are formed through the guide roller, and the linear lifting motion of the moving part is facilitated.

In this example, an extension ear is formed by extending outward on one side of the movable piece, and two end parts of the follow-up component are respectively connected between the outer end part of the extension ear and the overturning seat.

According to another embodiment and a preferable aspect of the present invention, the extension lug is provided with a limiting groove, the mounting shaft is formed between the pair of guide rollers on the same side, and the limiting groove is engaged with the mounting shaft in the upward limit position. In this way, an effective support can be formed when the lifting is to the extreme position.

In particular, the mounting shafts are distributed between a set of guide rollers at the top of the side where the extension ears are located, so that the formed lifting stroke is maximized.

In addition, the direction cooperation portion still includes the guide module that sets up respectively at the frame plate inboard and laminate mutually with the moving part both sides, wherein is formed with the guide way that extends along vertical direction in the guide module, and the moving part slides and sets up in the guide way. Further forming guide limit and ensuring the stability of the lifting movement.

Preferably, the bottom of moving part forms dodges the breach, and the telescopic link is electronic or hydraulic telescoping rod, and the power supply is located the chassis, dodges the breach and can avoid the power supply. Therefore, the layout is compact and the space is optimized.

Due to the implementation of the technical scheme, compared with the prior art, the utility model has the following advantages:

the lifting and the angle of the operating bed can be synchronously or sequentially adjusted and then the overturning seat, the supporting seat and the underframe are relatively locked, so that the adjusting precision is ensured, and the success rate of the operation is improved.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a front view of a schematic view of an ophthalmic surgical bed of the present invention;

FIG. 2 is a schematic structural diagram of the lifting structure of FIG. 1 (omitting a frame plate);

FIG. 3 is a schematic front view of FIG. 2;

FIG. 4 is a rear view of FIG. 2;

wherein: 1. a bed frame; 10. a supporting base; 11. a turning seat;

2. a chassis;

3. a lifting structure; 30. a telescopic rod; 31. a lifting guide member; 310. a fixing member; a. a frame plate; b. a guide fitting portion; b1, guide rollers; b2, a guide module; b3, mounting shaft; 311. a movable member; c. avoiding the notch; 32. a follower member; 33. an extension ear; 330. a limiting groove.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1, the ophthalmic operating bed of the present embodiment includes a bed frame 1 and an underframe 2, wherein the bed frame 1 includes a support base 10 and a turning base 11 that is turned around a horizontal direction and is disposed on the support base 10.

The lifting structure 3 includes a telescopic rod 30, a lifting guide member 31, and a following member 32 moving synchronously with the lifting guide member 31.

As shown in fig. 2, the two ends of the telescopic rod 30 are disposed between the support base 10 and the base frame 2.

The elevation guide member 31 includes a fixed member 310 fixed to the base frame 2 and a movable member 311 fixed to the support base 10 and slidably connected to the fixed member 310 in the up-down direction.

The fixed member 310 includes a frame plate a fixed on the base frame 2, and a guiding engagement portion b disposed on the frame plate a, and an upper end portion of the movable member 311 is fixed on the support base 10 and is in relative motion engagement with the guiding engagement portion b. The layout and the installation of the guide component are convenient.

The frame plates a are two and correspondingly arranged on two opposite sides, and the guide matching part b is a guide roller group arranged between the frame plates a on the two sides.

The guide roller group comprises a plurality of guide rollers b1 which are correspondingly arranged at two opposite sides of the movable piece 311.

As shown in fig. 3 and 4, each two guide rollers b1 form a pair, the guide roller groups are divided into four pairs, and the four pairs of guide rollers are correspondingly distributed on the upper portions of the two frame plates a two by two, wherein a movement area is formed between the four pairs of guide rollers, and the movable member 311 is located in the movement area and is slidably disposed on the wheel surface of the guide roller b1 from the opposite side. Therefore, the guide and the limitation are formed through the guide roller, and the linear lifting motion of the moving part is facilitated.

The movable member 311 is plate-shaped and is slidably attached to the inner walls of the two frame plates a from both sides.

Specifically, the guide engaging portion b further includes a guide module b2 disposed on the inner side of the frame plate a and attached to two sides of the movable element 311, wherein a guide groove extending along the vertical direction is formed in the guide module b2, and the movable element 311 is slidably disposed in the guide groove. Further forming guide limitation and ensuring the stability of the lifting movement.

Meanwhile, an avoiding gap c is formed at the bottom of the moving part 311, the telescopic rod 30 is an electric or hydraulic telescopic rod, and the power source is located on the bottom frame 2, so that the avoiding gap c can avoid the power source. Therefore, the layout is compact and the space is optimized.

In this example, an extension lug 33 is formed extending outward on one side of the movable element 311, and both end portions of the follower member 32 are connected between the outer end portion of the extension lug 33 and the flip base 11, respectively.

The follow-up member 32 is a telescopic member, and when the telescopic rod 30 and the follow-up member 32 stop moving, the tilting seat 11, the supporting seat 10 and the bottom frame 2 are locked relatively.

Specifically, the follower member 32 is inclined from the top to the bottom and intersects with the extendable rod 30. The arrangement is not only favorable for adjusting the inclination angle, but also can form the supporting force in the vertical direction, and is also favorable for locking the motion of the multiple connecting rods.

In this example, the vertical distance from the upper end of the follower member 32 to the center of rotation of the inverting seat 11 and the support seat 10 is smaller than the vertical distance from the lower end to the center of rotation. Thus, the installation space is further reduced on the premise of ensuring that the angle adjustment and the height adjustment form relative locking.

Meanwhile, a limit groove 330 is formed in the extension lug 33, a mounting shaft b3 is formed between the pair of two guide rollers b1 on the same side, and when the guide roller is located at the upward limit position, the limit groove 330 is matched with the mounting shaft b 3. This enables effective support when the elevator is raised to the limit position.

Specifically, the mounting shafts b3 are distributed between a set of guide rollers at the top of the side where the extending ears are located, so that the formed lifting stroke is maximized.

In summary, the present embodiment has the following advantages:

1. the lifting and the angle of the operating bed can be synchronously or sequentially adjusted and then locked relatively, so that the adjusting precision is ensured, and the success rate of the operation is improved;

2. the adopted lifting structure not only realizes linear guide, but also has multi-surface limitation, so that the lifting motion is very stable;

3. the intersection of the follow-up part and the telescopic rod is adopted, so that the adjustment of the inclination angle is facilitated, the supporting force in the vertical direction can be formed, and meanwhile, the locking between the movement of the multiple connecting rods is facilitated;

4. the layout is compact and the occupied space is small.

The present invention has been described in detail above, but the present invention is not limited to the above-described embodiments. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides an ophthalmic surgery bed's elevation structure, ophthalmic surgery bed includes bedstead, chassis, the bedstead includes the supporting seat, sets up the upset seat on the supporting seat round the horizontal direction upset, elevation structure include the telescopic link, wherein the both ends setting of telescopic link is between supporting seat and chassis, its characterized in that: the lifting structure further comprises a lifting guide component and a follow-up component which moves along with the lifting guide component synchronously, wherein the lifting guide component comprises a fixing piece fixed on the base frame and a moving piece fixed on the supporting seat and connected to the fixing piece in a vertical sliding mode, the follow-up component is a telescopic component, two end portions of the follow-up component are respectively connected to the overturning seat and the moving piece in a rotating mode, and when the telescopic rod and the follow-up component stop moving, the overturning seat, the supporting seat and the base frame are locked relatively.

2. The elevating structure of ophthalmic operating bed according to claim 1, characterized in that: the follow-up part is obliquely arranged from top to bottom and is intersected with the telescopic rod.

3. The elevating structure of ophthalmic operating table according to claim 2, characterized in that: the vertical distance from the upper end part of the follow-up part to the rotating center of the turnover seat and the supporting seat is smaller than the vertical distance from the lower end part to the rotating center.

4. The elevating structure of ophthalmic operating table according to claim 1, characterized in that: the fixing piece comprises a frame plate fixed on the underframe and a guide matching part arranged on the frame plate, and the upper end part of the moving piece is fixed on the supporting seat and matched with the guide matching part in a relative motion manner.

5. The elevating structure of ophthalmic operating table according to claim 4, characterized in that: the frame plate has two and corresponds the setting in relative both sides, direction cooperation portion is for setting up in both sides direction roller train between the frame plate, the moving part is platelike, and slides from both sides and laminate two the inner wall of frame plate, direction roller train includes a plurality of guide rollers, and corresponds the setting and be in the relative both sides of moving part.

6. The elevating structure of ophthalmic operating table according to claim 5, characterized in that: every two guide rollers form a pair, the guide roller groups are divided into four pairs, the four pairs of guide roller groups are correspondingly distributed on the upper parts of the two frame plates in pairs, the four pairs of guide roller groups form a movement area, and the moving part is positioned in the movement area and is arranged on the wheel surface of the guide rollers in a sliding mode from opposite side surfaces.

7. The elevating structure of ophthalmic operating bed according to claim 6, characterized in that: one side of the movable piece extends outwards to form an extension lug, and two end parts of the follow-up part are respectively connected between the outer end part of the extension lug and the overturning seat.

8. The elevating structure of ophthalmic operating table according to claim 7, characterized in that: the extension lug is provided with a limit groove, an installation shaft is formed between a pair of two guide rollers at the same side, and the limit groove is matched with the installation shaft when the guide rollers are at an upward limit position.

9. The elevating structure of ophthalmic operating table according to claim 5, characterized in that: the guide matching part further comprises guide modules which are arranged on the inner side of the frame plate and attached to the two sides of the moving member respectively, wherein guide grooves extending along the vertical direction are formed in the guide modules, and the moving member is arranged in the guide grooves in a sliding mode.

10. The elevating structure of ophthalmic operating table according to claim 5, characterized in that: the bottom of moving part forms dodges the breach, the telescopic link is electronic or hydraulic telescoping rod, and the power supply is located on the chassis, dodge the breach and can avoid the power supply.

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